/* roulang page: index */
:root {
            --primary: #FF6B35;
            --primary-dark: #E0552A;
            --primary-light: #FF8A5C;
            --secondary: #1A2A3A;
            --secondary-light: #243B52;
            --accent: #FFC53D;
            --accent-deep: #F5A623;
            --bg-dark: #0B1522;
            --bg-dark-2: #111E2E;
            --bg-light: #F6F8FB;
            --bg-white: #FFFFFF;
            --bg-cream: #FBF7F0;
            --text-primary: #1A1A2E;
            --text-secondary: #4A5568;
            --text-muted: #7B8794;
            --text-on-dark: #E8EDF2;
            --text-on-dark-muted: #9AABBC;
            --border-light: #E5E7EB;
            --border-dark: rgba(255, 255, 255, 0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(11, 21, 34, 0.06);
            --shadow-md: 0 6px 24px rgba(11, 21, 34, 0.1);
            --shadow-lg: 0 16px 48px rgba(11, 21, 34, 0.14);
            --shadow-orange: 0 8px 28px rgba(255, 107, 53, 0.32);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --container-max: 1200px;
            --header-height: 72px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.45s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-white);
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--primary);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-primary);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        :focus-visible {
            outline: 3px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 2px 20px rgba(11, 21, 34, 0.06);
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 6px 32px rgba(11, 21, 34, 0.1);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            min-height: var(--header-height);
            padding: 0 24px;
            max-width: var(--container-max);
            margin: 0 auto;
        }

        .logo-link {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.45rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            flex-shrink: 0;
        }

        .logo-link:hover {
            color: var(--primary);
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-radius: var(--radius-md);
            font-size: 1.1rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            box-shadow: var(--shadow-orange);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }

        .main-nav a:hover {
            color: var(--primary);
            background: rgba(255, 107, 53, 0.07);
        }

        .main-nav a.active {
            color: var(--primary);
            background: rgba(255, 107, 53, 0.1);
            font-weight: 700;
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }

        .header-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 11px 22px;
            border-radius: var(--radius-md);
            font-size: 0.92rem;
            font-weight: 700;
            letter-spacing: 0.01em;
            transition: all var(--transition-base);
            border: 2px solid transparent;
            white-space: nowrap;
            position: relative;
            overflow: hidden;
        }

        .btn:active {
            transform: scale(0.96);
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: var(--shadow-orange);
        }

        .btn-primary:hover {
            color: #fff;
            box-shadow: 0 12px 36px rgba(255, 107, 53, 0.45);
            transform: translateY(-2px);
        }

        .btn-outline {
            background: transparent;
            color: var(--text-primary);
            border-color: var(--border-light);
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(255, 107, 53, 0.04);
            transform: translateY(-2px);
        }

        .btn-light {
            background: #fff;
            color: var(--primary-dark);
            border-color: #fff;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
        }

        .btn-light:hover {
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
        }

        .btn-lg {
            padding: 15px 32px;
            font-size: 1rem;
            border-radius: var(--radius-lg);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
        }

        .btn-block {
            width: 100%;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
            border: none;
            cursor: pointer;
            z-index: 110;
        }

        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--text-primary);
            border-radius: 3px;
            transition: all var(--transition-base);
        }

        .nav-toggle.active span:nth-child(1) {
            transform: translateY(7.5px) rotate(45deg);
        }
        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
            transform: scaleX(0);
        }
        .nav-toggle.active span:nth-child(3) {
            transform: translateY(-7.5px) rotate(-45deg);
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            background: var(--bg-dark);
            color: var(--text-on-dark);
            overflow: hidden;
            min-height: 650px;
            display: flex;
            align-items: center;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.28;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 21, 34, 0.5) 0%, rgba(11, 21, 34, 0.82) 60%, rgba(11, 21, 34, 0.92) 100%);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 50px;
            align-items: center;
            padding: 80px 0 70px;
        }

        .hero-text {
            animation: fadeUp 0.8s ease-out;
        }

        @keyframes fadeUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 7px 16px;
            background: rgba(255, 107, 53, 0.18);
            border: 1px solid rgba(255, 107, 53, 0.35);
            color: var(--primary-light);
            font-size: 0.85rem;
            font-weight: 700;
            border-radius: 50px;
            margin-bottom: 22px;
            letter-spacing: 0.02em;
        }

        .hero-badge::before {
            content: '';
            width: 8px;
            height: 8px;
            background: var(--primary);
            border-radius: 50%;
            animation: pulse-dot 1.8s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.5);
            }
            50% {
                box-shadow: 0 0 0 6px rgba(255, 107, 53, 0);
            }
        }

        .hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: -0.025em;
            line-height: 1.18;
            color: #fff;
            margin-bottom: 18px;
        }

        .hero h1 .highlight {
            color: var(--primary-light);
            position: relative;
            white-space: nowrap;
        }

        .hero-desc {
            font-size: 1.05rem;
            line-height: 1.75;
            color: var(--text-on-dark-muted);
            max-width: 520px;
            margin-bottom: 28px;
        }

        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 30px;
        }

        .hero-stats {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
        }

        .hero-stat .stat-value {
            font-size: 1.6rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
        }

        .hero-stat .stat-value span {
            color: var(--primary-light);
        }

        .hero-stat .stat-label {
            font-size: 0.82rem;
            color: var(--text-on-dark-muted);
            margin-top: 2px;
        }

        .hero-visual {
            display: flex;
            flex-direction: column;
            gap: 20px;
            animation: fadeUp 1s ease-out 0.15s both;
        }

        .progress-card {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: var(--radius-lg);
            padding: 28px 26px;
            text-align: center;
        }

        .progress-ring-wrap {
            position: relative;
            width: 150px;
            height: 150px;
            margin: 0 auto 18px;
        }

        .progress-ring-wrap svg {
            width: 100%;
            height: 100%;
            transform: rotate(-90deg);
        }

        .progress-ring-bg {
            fill: none;
            stroke: rgba(255, 255, 255, 0.12);
            stroke-width: 10;
        }

        .progress-ring-fill {
            fill: none;
            stroke: var(--primary);
            stroke-width: 10;
            stroke-linecap: round;
            stroke-dasharray: 339.292;
            stroke-dashoffset: 84.823;
            transition: stroke-dashoffset var(--transition-slow);
        }

        .progress-ring-center {
            position: absolute;
            inset: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
        }

        .progress-ring-center .ring-percent {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            line-height: 1;
        }

        .progress-ring-center .ring-label {
            font-size: 0.75rem;
            color: var(--text-on-dark-muted);
            margin-top: 4px;
        }

        .progress-card h3 {
            color: #fff;
            font-size: 1.1rem;
            margin-bottom: 6px;
        }

        .progress-card p {
            color: var(--text-on-dark-muted);
            font-size: 0.88rem;
            margin-bottom: 16px;
        }

        .progress-bar-track {
            width: 100%;
            height: 8px;
            background: rgba(255, 255, 255, 0.12);
            border-radius: 50px;
            overflow: hidden;
            margin-bottom: 8px;
        }

        .progress-bar-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 50px;
            width: 75%;
        }

        .progress-meta {
            display: flex;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--text-on-dark-muted);
        }

        .tier-preview {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }

        .tier-card {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-md);
            padding: 16px 18px;
            transition: all var(--transition-base);
            cursor: default;
        }

        .tier-card:hover {
            background: rgba(255, 107, 53, 0.12);
            border-color: rgba(255, 107, 53, 0.35);
            transform: translateY(-2px);
        }

        .tier-card .tier-name {
            font-weight: 700;
            color: #fff;
            font-size: 0.9rem;
            margin-bottom: 4px;
        }

        .tier-card .tier-price {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
        }

        .tier-card .tier-price small {
            font-size: 0.75rem;
            font-weight: 500;
            color: var(--text-on-dark-muted);
        }

        .tier-card .tier-desc {
            font-size: 0.78rem;
            color: var(--text-on-dark-muted);
            margin-top: 4px;
        }

        /* ===== Section Common ===== */
        section {
            position: relative;
        }

        .section-pad {
            padding: 80px 0;
        }
        .section-pad-sm {
            padding: 60px 0;
        }
        .section-pad-lg {
            padding: 100px 0;
        }

        .section-dark {
            background: var(--bg-dark);
            color: var(--text-on-dark);
        }

        .section-dark h2,
        .section-dark h3 {
            color: #fff;
        }

        .section-light {
            background: var(--bg-light);
        }

        .section-white {
            background: var(--bg-white);
        }

        .section-title-wrap {
            max-width: 680px;
            margin-bottom: 42px;
        }

        .section-title-wrap.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.25;
            margin-bottom: 14px;
        }

        .section-desc {
            font-size: 1rem;
            line-height: 1.75;
            color: var(--text-muted);
            max-width: 620px;
        }

        .section-dark .section-desc {
            color: var(--text-on-dark-muted);
        }

        /* ===== Stats Bar ===== */
        .stats-bar {
            background: linear-gradient(135deg, var(--bg-dark-2), var(--bg-dark));
            border-top: 1px solid var(--border-dark);
            border-bottom: 1px solid var(--border-dark);
            padding: 32px 0;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }

        .stat-item .stat-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary-light);
            letter-spacing: -0.02em;
            line-height: 1.1;
        }

        .stat-item .stat-text {
            font-size: 0.88rem;
            color: var(--text-on-dark-muted);
            margin-top: 4px;
        }

        /* ===== Series Nav ===== */
        .series-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .series-card {
            display: flex;
            align-items: center;
            gap: 14px;
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
            position: relative;
            overflow: hidden;
        }

        .series-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--primary);
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .series-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .series-card:hover::before {
            opacity: 1;
        }

        .series-card .series-icon {
            width: 46px;
            height: 46px;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            background: rgba(255, 107, 53, 0.1);
            color: var(--primary);
        }

        .series-card .series-info h3 {
            font-size: 0.98rem;
            font-weight: 700;
            margin-bottom: 2px;
            color: var(--text-primary);
        }

        .series-card .series-info p {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.4;
        }

        /* ===== Hot Display ===== */
        .hot-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 24px;
            margin-top: 32px;
        }

        .hot-main-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 360px;
            display: flex;
            align-items: flex-end;
            box-shadow: var(--shadow-md);
        }

        .hot-main-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .hot-main-card .hot-overlay {
            position: relative;
            z-index: 2;
            padding: 36px;
            background: linear-gradient(to top, rgba(11, 21, 34, 0.88) 0%, rgba(11, 21, 34, 0.3) 60%, transparent 100%);
            width: 100%;
        }

        .hot-main-card .hot-overlay h3 {
            color: #fff;
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .hot-main-card .hot-overlay p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.92rem;
            max-width: 400px;
            margin-bottom: 16px;
        }

        .hot-side-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .hot-side-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 16px 18px;
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .hot-side-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
        }

        .hot-side-item img {
            width: 64px;
            height: 64px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }

        .hot-side-item .hot-side-info h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 3px;
        }

        .hot-side-item .hot-side-info p {
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        /* ===== Brand Intro ===== */
        .brand-intro {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .brand-intro-text .section-title {
            margin-bottom: 18px;
        }

        .brand-intro-text p {
            font-size: 1rem;
            line-height: 1.85;
            color: var(--text-secondary);
            margin-bottom: 16px;
        }

        .brand-intro-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
        }

        .brand-intro-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 320px;
        }

        /* ===== Feature Highlights ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .feature-card {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .feature-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .feature-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            background: linear-gradient(135deg, rgba(255, 107, 53, 0.12), rgba(255, 107, 53, 0.06));
            color: var(--primary);
            margin-bottom: 16px;
        }

        .feature-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .feature-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.65;
        }

        /* ===== Tier Ladder ===== */
        .tier-ladder {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            align-items: stretch;
        }

        .tier-ladder-card {
            background: var(--bg-white);
            border: 2px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 30px 26px;
            text-align: center;
            transition: all var(--transition-base);
            position: relative;
            display: flex;
            flex-direction: column;
        }

        .tier-ladder-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .tier-ladder-card.featured {
            border-color: var(--primary);
            background: linear-gradient(180deg, rgba(255, 107, 53, 0.04) 0%, #fff 40%);
            box-shadow: var(--shadow-orange);
        }

        .tier-ladder-card .tier-badge {
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--primary);
            color: #fff;
            padding: 5px 16px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

        .tier-ladder-card .tier-title {
            font-size: 1.15rem;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .tier-ladder-card .tier-price {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 4px;
        }

        .tier-ladder-card .tier-price small {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-muted);
        }

        .tier-ladder-card .tier-unit {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 18px;
        }

        .tier-ladder-card .tier-features {
            text-align: left;
            flex-grow: 1;
            margin-bottom: 20px;
        }

        .tier-ladder-card .tier-features li {
            padding: 6px 0;
            font-size: 0.88rem;
            color: var(--text-secondary);
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }

        .tier-ladder-card .tier-features li::before {
            content: '✓';
            color: var(--primary);
            font-weight: 700;
            flex-shrink: 0;
        }

        /* ===== News Section ===== */
        .news-layout {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 32px;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-item {
            display: flex;
            gap: 18px;
            padding: 18px 20px;
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .news-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .news-item .news-date {
            flex-shrink: 0;
            width: 62px;
            height: 62px;
            background: rgba(255, 107, 53, 0.08);
            border-radius: var(--radius-sm);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--primary);
        }

        .news-item .news-date .day {
            font-size: 1.3rem;
            line-height: 1.1;
        }

        .news-item .news-date .month {
            font-size: 0.72rem;
            font-weight: 600;
        }

        .news-item .news-content h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 5px;
            color: var(--text-primary);
            line-height: 1.4;
        }

        .news-item .news-content p {
            font-size: 0.87rem;
            color: var(--text-muted);
            margin-bottom: 8px;
            line-height: 1.6;
        }

        .news-item .news-content .btn-sm {
            padding: 5px 12px;
            font-size: 0.8rem;
        }

        .news-sidebar {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            box-shadow: var(--shadow-sm);
            align-self: start;
        }

        .news-sidebar h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--border-light);
        }

        .news-sidebar ul li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
            font-size: 0.9rem;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 8px;
            cursor: pointer;
            transition: color var(--transition-fast);
        }

        .news-sidebar ul li:last-child {
            border-bottom: none;
        }

        .news-sidebar ul li:hover {
            color: var(--primary);
        }

        .news-sidebar ul li::before {
            content: '→';
            color: var(--primary);
            font-weight: 700;
        }

        /* ===== Trust Badges ===== */
        .trust-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .trust-badge {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 18px 20px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-md);
            color: var(--text-on-dark);
            transition: all var(--transition-base);
        }

        .trust-badge:hover {
            background: rgba(255, 107, 53, 0.1);
            border-color: rgba(255, 107, 53, 0.3);
            transform: translateY(-2px);
        }

        .trust-badge .trust-icon {
            font-size: 1.6rem;
            flex-shrink: 0;
        }

        .trust-badge .trust-text strong {
            display: block;
            font-size: 0.9rem;
            color: #fff;
        }

        .trust-badge .trust-text span {
            font-size: 0.78rem;
            color: var(--text-on-dark-muted);
        }

        /* ===== Plan Comparison ===== */
        .compare-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            background: var(--bg-white);
            border: 1px solid var(--border-light);
        }

        .compare-table {
            width: 100%;
            min-width: 680px;
            border-collapse: collapse;
            font-size: 0.9rem;
        }

        .compare-table th,
        .compare-table td {
            padding: 16px 20px;
            text-align: center;
            border-bottom: 1px solid var(--border-light);
        }

        .compare-table th {
            background: var(--bg-light);
            font-weight: 700;
            font-size: 0.92rem;
            color: var(--text-primary);
        }

        .compare-table th:first-child,
        .compare-table td:first-child {
            text-align: left;
            font-weight: 600;
            color: var(--text-secondary);
        }

        .compare-table tr:last-child td {
            border-bottom: none;
        }

        .compare-table .highlight-col {
            background: rgba(255, 107, 53, 0.04);
        }

        .compare-table .check {
            color: var(--primary);
            font-weight: 700;
            font-size: 1rem;
        }

        .compare-table .cross {
            color: #ccc;
            font-weight: 400;
        }

        .compare-table .plan-name {
            font-weight: 800;
            font-size: 1rem;
            color: var(--text-primary);
        }

        .compare-table .plan-name.recommended {
            color: var(--primary);
        }

        .recommended-tag {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            font-size: 0.7rem;
            padding: 2px 10px;
            border-radius: 50px;
            font-weight: 700;
            margin-left: 6px;
        }

        /* ===== Testimonials ===== */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .testimonial-card {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 26px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--border-light);
        }

        .testimonial-card .quote-icon {
            font-size: 1.8rem;
            color: var(--primary);
            opacity: 0.35;
            margin-bottom: 10px;
            line-height: 1;
        }

        .testimonial-card p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testimonial-author .author-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--secondary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .testimonial-author .author-name {
            font-weight: 700;
            font-size: 0.88rem;
            color: var(--text-primary);
        }

        .testimonial-author .author-role {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        /* ===== Steps ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            counter-reset: step;
        }

        .step-item {
            position: relative;
            padding: 30px 24px;
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            text-align: center;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .step-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--primary);
        }

        .step-item .step-num {
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-size: 1.2rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            box-shadow: var(--shadow-orange);
        }

        .step-item h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: 0.87rem;
            color: var(--text-muted);
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .faq-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-sm);
        }

        .faq-item.active {
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 700;
            font-size: 0.98rem;
            color: var(--text-primary);
            transition: color var(--transition-fast);
            user-select: none;
        }

        .faq-question:hover {
            color: var(--primary);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 107, 53, 0.1);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            transition: all var(--transition-base);
            font-size: 1rem;
        }

        .faq-item.active .faq-question .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base), padding var(--transition-base);
            padding: 0 22px;
        }

        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 0 22px 18px;
        }

        .faq-answer p {
            font-size: 0.9rem;
            line-height: 1.75;
            color: var(--text-muted);
        }

        /* ===== Member CTA ===== */
        .member-cta {
            background: linear-gradient(135deg, var(--bg-dark-2), var(--bg-dark));
            border-radius: var(--radius-xl);
            padding: 56px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .member-cta::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 107, 53, 0.18) 0%, transparent 70%);
            border-radius: 50%;
        }

        .member-cta::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 197, 61, 0.1) 0%, transparent 70%);
            border-radius: 50%;
        }

        .member-cta h2 {
            color: #fff;
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 14px;
            position: relative;
            z-index: 2;
        }

        .member-cta p {
            color: var(--text-on-dark-muted);
            font-size: 1rem;
            max-width: 560px;
            margin: 0 auto 26px;
            position: relative;
            z-index: 2;
            line-height: 1.75;
        }

        .member-cta .hero-cta-group {
            justify-content: center;
            position: relative;
            z-index: 2;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-on-dark-muted);
            padding: 60px 0 30px;
            border-top: 1px solid var(--border-dark);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-brand .logo-link {
            color: #fff;
            margin-bottom: 14px;
            display: inline-flex;
        }

        .footer-brand .logo-link:hover {
            color: var(--primary-light);
        }

        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.7;
            max-width: 320px;
            margin-top: 10px;
            color: var(--text-on-dark-muted);
        }

        .footer-col h4 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: 0.85rem;
            color: var(--text-on-dark-muted);
            transition: color var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer-col ul li a:hover {
            color: var(--primary-light);
        }

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-size: 0.82rem;
        }

        .footer-bottom .copyright {
            color: var(--text-on-dark-muted);
        }

        .footer-bottom .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
        }

        .footer-bottom .footer-links a {
            color: var(--text-on-dark-muted);
            font-size: 0.82rem;
            transition: color var(--transition-fast);
        }

        .footer-bottom .footer-links a:hover {
            color: var(--primary-light);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .hero-content {
                grid-template-columns: 1fr;
                gap: 40px;
                padding: 60px 0 50px;
            }

            .hero h1 {
                font-size: 2.2rem;
            }

            .series-grid {
                grid-template-columns: repeat(3, 1fr);
            }

            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .tier-ladder {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }

            .tier-ladder-card.featured {
                grid-column: span 2;
            }

            .trust-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .news-layout {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }

            .hot-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 64px;
            }

            .header-inner {
                padding: 0 16px;
            }

            .nav-toggle {
                display: flex;
            }

            .main-nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--bg-white);
                flex-direction: column;
                align-items: stretch;
                padding: 12px 20px 20px;
                gap: 2px;
                border-bottom: 1px solid var(--border-light);
                box-shadow: var(--shadow-lg);
                transform: translateY(-120%);
                transition: transform var(--transition-base);
                z-index: 90;
                max-height: 70vh;
                overflow-y: auto;
            }

            .main-nav.open {
                transform: translateY(0);
            }

            .main-nav a {
                padding: 12px 14px;
                font-size: 1rem;
                border-bottom: 1px solid var(--border-light);
                border-radius: 0;
            }

            .main-nav a:last-child {
                border-bottom: none;
            }

            .main-nav a.active::after {
                display: none;
            }

            .header-cta .btn-outline {
                display: none;
            }

            .section-pad {
                padding: 56px 0;
            }
            .section-pad-lg {
                padding: 72px 0;
            }
            .section-pad-sm {
                padding: 44px 0;
            }

            .section-title {
                font-size: 1.6rem;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }

            .series-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .feature-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .brand-intro {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .steps-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .testimonials-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .tier-ladder {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .tier-ladder-card.featured {
                grid-column: span 1;
            }

            .trust-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .member-cta {
                padding: 40px 24px;
            }

            .member-cta h2 {
                font-size: 1.5rem;
            }

            .hero h1 {
                font-size: 1.85rem;
            }

            .hero-desc {
                font-size: 0.95rem;
            }

            .hero-stats {
                gap: 18px;
            }

            .tier-preview {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 26px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }

            .news-item {
                flex-direction: column;
                gap: 10px;
            }
        }

        @media (max-width: 520px) {
            .hero h1 {
                font-size: 1.6rem;
            }

            .hero-cta-group .btn {
                width: 100%;
                justify-content: center;
            }

            .hero-cta-group {
                flex-direction: column;
                gap: 10px;
            }

            .hero-stats {
                gap: 14px;
            }

            .hero-stat .stat-value {
                font-size: 1.3rem;
            }

            .series-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }

            .section-title {
                font-size: 1.4rem;
            }

            .section-tag {
                font-size: 0.72rem;
            }

            .tier-ladder-card {
                padding: 24px 18px;
            }

            .tier-ladder-card .tier-price {
                font-size: 1.7rem;
            }

            .compare-table-wrap {
                border-radius: var(--radius-md);
            }

            .member-cta {
                padding: 32px 18px;
                border-radius: var(--radius-lg);
            }
        }

/* roulang page: category3 */
:root {
            --primary: #FF6B35;
            --primary-dark: #E0552A;
            --primary-light: #FF8A5C;
            --secondary: #1A2A3A;
            --secondary-light: #243B52;
            --accent: #FFC53D;
            --accent-deep: #F5A623;
            --bg-dark: #0B1522;
            --bg-dark-2: #111E2E;
            --bg-light: #F6F8FB;
            --bg-white: #FFFFFF;
            --bg-cream: #FBF7F0;
            --text-primary: #1A1A2E;
            --text-secondary: #4A5568;
            --text-muted: #7B8794;
            --text-on-dark: #E8EDF2;
            --text-on-dark-muted: #9AABBC;
            --border-light: #E5E7EB;
            --border-dark: rgba(255, 255, 255, 0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(11, 21, 34, 0.06);
            --shadow-md: 0 6px 24px rgba(11, 21, 34, 0.1);
            --shadow-lg: 0 16px 48px rgba(11, 21, 34, 0.14);
            --shadow-orange: 0 8px 28px rgba(255, 107, 53, 0.32);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --container-max: 1200px;
            --header-height: 64px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.45s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-white);
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 2px 20px rgba(11, 21, 34, 0.06);
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: 0 6px 32px rgba(11, 21, 34, 0.1);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            min-height: var(--header-height);
            padding: 0 24px;
            max-width: var(--container-max);
            margin: 0 auto;
        }
        .logo-link {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.45rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            flex-shrink: 0;
        }
        .logo-link:hover {
            color: var(--primary);
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-radius: var(--radius-md);
            font-size: 1.1rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            box-shadow: var(--shadow-orange);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }
        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }
        .main-nav a:hover {
            color: var(--primary);
            background: rgba(255, 107, 53, 0.07);
        }
        .main-nav a.active {
            color: var(--primary);
            background: rgba(255, 107, 53, 0.1);
            font-weight: 700;
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }
        .header-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 0.95rem;
            font-weight: 700;
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
            white-space: nowrap;
            position: relative;
            overflow: hidden;
        }
        .btn:focus-visible {
            outline: 3px solid rgba(255, 107, 53, 0.4);
            outline-offset: 2px;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: var(--shadow-orange);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 36px rgba(255, 107, 53, 0.42);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-outline:hover {
            background: rgba(255, 107, 53, 0.08);
            border-color: var(--primary-dark);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 0.88rem;
            border-radius: var(--radius-sm);
        }
        .btn-lg {
            padding: 16px 32px;
            font-size: 1.05rem;
            border-radius: var(--radius-lg);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: none;
            border: none;
            cursor: pointer;
        }
        .nav-toggle span {
            display: block;
            width: 26px;
            height: 3px;
            background: var(--text-primary);
            border-radius: 3px;
            transition: all var(--transition-base);
        }
        .nav-toggle.active span:nth-child(1) {
            transform: translateY(8px) rotate(45deg);
        }
        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.active span:nth-child(3) {
            transform: translateY(-8px) rotate(-45deg);
        }

        /* Hero */
        .live-hero {
            background: linear-gradient(165deg, var(--bg-dark) 0%, var(--bg-dark-2) 40%, #0D1B2A 100%);
            padding: 80px 0 90px;
            position: relative;
            overflow: hidden;
        }
        .live-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.14;
            pointer-events: none;
        }
        .live-hero .container {
            position: relative;
            z-index: 1;
        }
        .hero-live-grid {
            display: grid;
            grid-template-columns: 1fr 1.1fr;
            gap: 60px;
            align-items: center;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            background: rgba(255, 107, 53, 0.18);
            border: 1px solid rgba(255, 107, 53, 0.35);
            color: var(--primary-light);
            font-size: 0.85rem;
            font-weight: 700;
            border-radius: 40px;
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }
        .hero-badge .live-dot {
            width: 8px;
            height: 8px;
            background: #FF4D4D;
            border-radius: 50%;
            animation: pulse-dot 1.5s ease-in-out infinite;
            box-shadow: 0 0 8px rgba(255, 77, 77, 0.7);
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.4); }
        }
        .hero-live-title {
            font-size: 3rem;
            font-weight: 900;
            color: var(--text-on-dark);
            line-height: 1.2;
            letter-spacing: -0.03em;
            margin-bottom: 20px;
        }
        .hero-live-title span {
            color: var(--primary);
            position: relative;
        }
        .hero-live-title span::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 0;
            width: 100%;
            height: 8px;
            background: rgba(255, 107, 53, 0.25);
            border-radius: 4px;
            z-index: -1;
        }
        .hero-live-desc {
            font-size: 1.08rem;
            color: var(--text-on-dark-muted);
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 520px;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .hero-btn-secondary {
            background: rgba(255, 255, 255, 0.1);
            color: var(--text-on-dark);
            border: 1px solid var(--border-dark);
            padding: 12px 24px;
            font-size: 0.95rem;
            font-weight: 700;
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
        }
        .hero-btn-secondary:hover {
            background: rgba(255, 255, 255, 0.18);
            color: #fff;
            transform: translateY(-2px);
        }
        .hero-live-visual {
            position: relative;
        }
        .live-stage-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-xl);
            padding: 30px;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
        }
        .live-stage-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 22px;
            flex-wrap: wrap;
            gap: 10px;
        }
        .live-stage-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 14px;
            background: #FF4D4D;
            color: #fff;
            font-size: 0.82rem;
            font-weight: 800;
            border-radius: 20px;
            letter-spacing: 0.04em;
        }
        .live-stage-league {
            color: var(--text-on-dark-muted);
            font-size: 0.88rem;
            font-weight: 600;
        }
        .live-match-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 20px;
        }
        .live-team {
            text-align: center;
            flex: 1;
        }
        .live-team-name {
            color: var(--text-on-dark);
            font-weight: 800;
            font-size: 1.05rem;
        }
        .live-team-score {
            font-size: 3rem;
            font-weight: 900;
            color: #fff;
            letter-spacing: -0.04em;
            line-height: 1.1;
        }
        .live-vs {
            color: var(--text-on-dark-muted);
            font-weight: 700;
            font-size: 0.85rem;
        }
        .live-progress-bar {
            height: 6px;
            background: rgba(255, 255, 255, 0.12);
            border-radius: 4px;
            overflow: hidden;
            margin-bottom: 14px;
        }
        .live-progress-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            width: 62%;
            border-radius: 4px;
            animation: progress-shift 3s ease-in-out infinite;
        }
        @keyframes progress-shift {
            0%, 100% { width: 58%; }
            50% { width: 66%; }
        }
        .live-stage-stats {
            display: flex;
            justify-content: space-between;
            gap: 10px;
            flex-wrap: wrap;
        }
        .live-stat-item {
            flex: 1;
            min-width: 80px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-sm);
            padding: 12px 14px;
            text-align: center;
        }
        .live-stat-num {
            color: #fff;
            font-size: 1.2rem;
            font-weight: 800;
        }
        .live-stat-label {
            color: var(--text-on-dark-muted);
            font-size: 0.78rem;
            font-weight: 600;
        }

        /* Section 共用 */
        .section {
            padding: 70px 0;
        }
        .section-dark {
            background: var(--bg-dark);
            color: var(--text-on-dark);
        }
        .section-light {
            background: var(--bg-light);
        }
        .section-white {
            background: var(--bg-white);
        }
        .section-cream {
            background: var(--bg-cream);
        }
        .section-head {
            margin-bottom: 48px;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: inherit;
            margin-bottom: 14px;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 640px;
            line-height: 1.75;
        }
        .section-dark .section-subtitle {
            color: var(--text-on-dark-muted);
        }

        /* 指标看板 */
        .kpi-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
            gap: 18px;
            margin-top: 20px;
        }
        .kpi-card {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 24px 18px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }
        .kpi-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(255, 107, 53, 0.3);
        }
        .kpi-number {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--primary);
            letter-spacing: -0.03em;
            line-height: 1.2;
        }
        .kpi-unit {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 600;
            margin-left: 2px;
        }
        .kpi-label {
            font-size: 0.88rem;
            color: var(--text-secondary);
            font-weight: 600;
            margin-top: 6px;
        }
        .kpi-trend {
            display: inline-block;
            margin-top: 8px;
            font-size: 0.78rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 20px;
        }
        .kpi-trend.up {
            background: #E8F7EE;
            color: #1A7F4B;
        }
        .kpi-trend.hot {
            background: #FFF0E8;
            color: #E0552A;
        }

        /* 服务矩阵 */
        .matrix-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .matrix-card {
            display: flex;
            gap: 20px;
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            align-items: flex-start;
        }
        .matrix-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(255, 107, 53, 0.25);
        }
        .matrix-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-radius: var(--radius-md);
            font-size: 1.4rem;
            flex-shrink: 0;
            box-shadow: var(--shadow-orange);
        }
        .matrix-content h3 {
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .matrix-content p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }
        .matrix-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-top: 12px;
        }
        .matrix-tag {
            display: inline-block;
            padding: 4px 12px;
            font-size: 0.75rem;
            font-weight: 700;
            background: var(--bg-light);
            color: var(--text-secondary);
            border-radius: 20px;
        }

        /* 结果对比 */
        .compare-panel {
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            padding: 40px;
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border-light);
        }
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin-top: 30px;
        }
        .compare-col {
            border-radius: var(--radius-md);
            padding: 26px;
            background: var(--bg-light);
            border: 1px solid var(--border-light);
        }
        .compare-col.highlight {
            background: linear-gradient(135deg, #FFF5F0, #FFEBE0);
            border-color: rgba(255, 107, 53, 0.3);
        }
        .compare-col h4 {
            font-size: 1.05rem;
            font-weight: 800;
            margin-bottom: 16px;
            color: var(--text-primary);
        }
        .compare-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
            font-size: 0.92rem;
            color: var(--text-secondary);
        }
        .compare-item:last-child {
            border-bottom: none;
        }
        .compare-item .value {
            font-weight: 700;
            color: var(--text-primary);
        }
        .compare-item .value.good {
            color: #1A7F4B;
        }
        .compare-item .value.bad {
            color: #C0392B;
        }

        /* FAQ */
        .faq-grid {
            display: grid;
            gap: 14px;
            max-width: 760px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-item.active {
            border-color: rgba(255, 107, 53, 0.3);
        }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 700;
            color: var(--text-primary);
            font-size: 0.98rem;
            gap: 16px;
            background: none;
            width: 100%;
            text-align: left;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--bg-light);
            color: var(--text-secondary);
            font-size: 1.2rem;
            font-weight: 700;
            transition: all var(--transition-base);
        }
        .faq-item.active .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow);
            padding: 0 22px;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }
        .faq-answer p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.75;
            margin: 0;
        }

        /* CTA 转化 */
        .cta-section {
            background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-dark-2) 50%, #1A2C3E 100%);
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 107, 53, 0.2) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-inner {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .cta-text h2 {
            font-size: 2.2rem;
            font-weight: 900;
            color: #fff;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .cta-text p {
            color: var(--text-on-dark-muted);
            font-size: 1.02rem;
            line-height: 1.75;
            margin-bottom: 0;
        }
        .cta-form-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-xl);
            padding: 35px;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }
        .cta-form-card h3 {
            color: #fff;
            font-size: 1.2rem;
            font-weight: 800;
            margin-bottom: 20px;
        }
        .form-group {
            margin-bottom: 16px;
        }
        .form-label {
            display: block;
            color: var(--text-on-dark-muted);
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 6px;
        }
        .form-input {
            width: 100%;
            padding: 13px 16px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-sm);
            color: #fff;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
        }
        .form-input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }
        .form-input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.2);
            background: rgba(255, 255, 255, 0.12);
        }
        .form-btn {
            width: 100%;
            padding: 14px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-size: 1rem;
            font-weight: 800;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-orange);
            transition: all var(--transition-base);
            margin-top: 6px;
        }
        .form-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 36px rgba(255, 107, 53, 0.45);
        }
        .form-note {
            color: var(--text-on-dark-muted);
            font-size: 0.8rem;
            margin-top: 12px;
            text-align: center;
        }

        /* 直播封面图卡片 */
        .live-cover-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            background: var(--bg-white);
        }
        .live-cover-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .live-cover-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        .live-cover-body {
            padding: 20px;
        }
        .live-cover-body h4 {
            font-size: 1.05rem;
            font-weight: 800;
            margin-bottom: 8px;
            color: var(--text-primary);
        }
        .live-cover-body p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin: 0;
        }

        /* Footer */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-on-dark-muted);
            padding: 60px 0 30px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand p {
            margin-top: 14px;
            line-height: 1.75;
            max-width: 320px;
            font-size: 0.88rem;
        }
        .footer-brand .logo-link {
            color: #fff;
            font-size: 1.3rem;
        }
        .footer-brand .logo-link:hover {
            color: var(--primary);
        }
        .footer-col h4 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 800;
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col li {
            margin-bottom: 10px;
        }
        .footer-col a {
            color: var(--text-on-dark-muted);
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 22px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 14px;
            font-size: 0.82rem;
            color: var(--text-on-dark-muted);
        }
        .footer-links {
            display: flex;
            gap: 12px;
            align-items: center;
            flex-wrap: wrap;
        }
        .footer-links a {
            color: var(--text-on-dark-muted);
        }
        .footer-links a:hover {
            color: var(--primary);
        }
        .footer-links span {
            color: rgba(255, 255, 255, 0.3);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .hero-live-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .hero-live-title {
                font-size: 2.4rem;
            }
            .matrix-grid {
                grid-template-columns: 1fr;
            }
            .compare-grid {
                grid-template-columns: 1fr;
            }
            .cta-inner {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                padding: 0 16px;
                gap: 12px;
            }
            .main-nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                width: 100%;
                background: var(--bg-white);
                flex-direction: column;
                align-items: flex-start;
                padding: 20px;
                gap: 6px;
                box-shadow: 0 12px 30px rgba(11, 21, 34, 0.12);
                transform: translateY(-120%);
                transition: transform var(--transition-base);
                z-index: 99;
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
            }
            .main-nav.open {
                transform: translateY(0);
            }
            .main-nav a {
                width: 100%;
                padding: 12px 16px;
                font-size: 1rem;
            }
            .nav-toggle {
                display: flex;
            }
            .header-cta .btn-outline {
                display: none;
            }
            .hero-live-title {
                font-size: 2rem;
            }
            .section {
                padding: 50px 0;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .kpi-grid {
                grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
                gap: 12px;
            }
            .kpi-number {
                font-size: 1.6rem;
            }
            .matrix-card {
                flex-direction: column;
                gap: 14px;
                padding: 20px;
            }
            .live-stage-card {
                padding: 20px;
            }
            .live-team-score {
                font-size: 2.2rem;
            }
            .compare-panel {
                padding: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        @media (max-width: 520px) {
            .header-inner {
                padding: 0 12px;
            }
            .logo-link {
                font-size: 1.2rem;
                gap: 6px;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.9rem;
            }
            .hero-live-title {
                font-size: 1.7rem;
            }
            .hero-live-desc {
                font-size: 0.95rem;
            }
            .hero-badge {
                font-size: 0.75rem;
                padding: 6px 14px;
            }
            .btn-lg {
                padding: 13px 22px;
                font-size: 0.95rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .kpi-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .live-match-row {
                flex-direction: column;
                gap: 8px;
            }
            .live-team-score {
                font-size: 2rem;
            }
            .cta-form-card {
                padding: 24px 18px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.active .faq-answer {
                padding: 0 16px 14px;
            }
            .container {
                padding: 0 16px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #FF6B35;
            --primary-dark: #E0552A;
            --primary-light: #FF8A5C;
            --secondary: #1A2A3A;
            --secondary-light: #243B52;
            --accent: #FFC53D;
            --accent-deep: #F5A623;
            --bg-dark: #0B1522;
            --bg-dark-2: #111E2E;
            --bg-light: #F6F8FB;
            --bg-white: #FFFFFF;
            --bg-cream: #FBF7F0;
            --text-primary: #1A1A2E;
            --text-secondary: #4A5568;
            --text-muted: #7B8794;
            --text-on-dark: #E8EDF2;
            --text-on-dark-muted: #9AABBC;
            --border-light: #E5E7EB;
            --border-dark: rgba(255, 255, 255, 0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(11, 21, 34, 0.06);
            --shadow-md: 0 6px 24px rgba(11, 21, 34, 0.1);
            --shadow-lg: 0 16px 48px rgba(11, 21, 34, 0.14);
            --shadow-orange: 0 8px 28px rgba(255, 107, 53, 0.32);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --container-max: 1200px;
            --header-height: 64px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.45s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-white);
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--primary);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 2px 20px rgba(11, 21, 34, 0.06);
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 6px 32px rgba(11, 21, 34, 0.1);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            min-height: var(--header-height);
            padding: 0 24px;
            max-width: var(--container-max);
            margin: 0 auto;
        }

        .logo-link {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.45rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            flex-shrink: 0;
        }

        .logo-link:hover {
            color: var(--primary);
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-radius: var(--radius-md);
            font-size: 1.1rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            box-shadow: var(--shadow-orange);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 13px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }

        .main-nav a:hover {
            color: var(--primary);
            background: rgba(255, 107, 53, 0.07);
        }

        .main-nav a.active {
            color: var(--primary);
            background: rgba(255, 107, 53, 0.1);
            font-weight: 700;
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }

        .header-cta {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 700;
            font-size: 0.92rem;
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            border: none;
            white-space: nowrap;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: var(--shadow-orange);
        }

        .btn-primary:hover {
            color: #fff;
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
            box-shadow: 0 12px 32px rgba(255, 107, 53, 0.42);
            transform: translateY(-2px);
        }

        .btn-outline {
            background: transparent;
            color: var(--text-primary);
            border: 1.5px solid var(--border-light);
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(255, 107, 53, 0.05);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 0.85rem;
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 1.05rem;
            border-radius: var(--radius-md);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
            border: none;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2.5px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(7.5px) rotate(45deg);
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-7.5px) rotate(-45deg);
        }

        .site-footer {
            background: var(--bg-dark);
            color: var(--text-on-dark);
            padding: 64px 0 32px;
            margin-top: 48px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 48px;
        }

        .footer-brand p {
            color: var(--text-on-dark-muted);
            font-size: 0.95rem;
            margin-top: 16px;
            max-width: 340px;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            color: var(--text-on-dark-muted);
            font-size: 0.92rem;
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--primary-light);
        }

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.85rem;
            color: var(--text-on-dark-muted);
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .footer-links a {
            color: var(--text-on-dark-muted);
            font-size: 0.85rem;
        }

        .footer-links a:hover {
            color: var(--primary-light);
        }

        .bento-hero {
            background: linear-gradient(165deg, var(--bg-dark) 0%, var(--bg-dark-2) 55%, #1a2f45 100%);
            color: var(--text-on-dark);
            padding: 64px 0 72px;
            position: relative;
            overflow: hidden;
        }

        .bento-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
            pointer-events: none;
        }

        .bento-grid {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 2fr 1fr;
            grid-template-rows: auto auto;
            gap: 20px;
        }

        .bento-main {
            grid-row: span 2;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            backdrop-filter: blur(10px);
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .bento-main .badge-custom {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 107, 53, 0.22);
            color: #FFB199;
            font-size: 0.82rem;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: 50px;
            margin-bottom: 20px;
            width: fit-content;
        }

        .bento-main h1 {
            font-size: 2.6rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.25;
            color: #fff;
            margin-bottom: 18px;
        }

        .bento-main h1 .highlight {
            color: var(--primary-light);
            background: linear-gradient(135deg, #FFB199, #FF6B35);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .bento-main .lead-text {
            font-size: 1.08rem;
            color: var(--text-on-dark-muted);
            max-width: 560px;
            margin-bottom: 28px;
            line-height: 1.8;
        }

        .bento-cta-row {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-top: 8px;
        }

        .bento-cta-row .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: var(--shadow-orange);
            font-size: 1rem;
            padding: 13px 28px;
        }

        .bento-cta-row .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.35);
            padding: 13px 28px;
            font-size: 1rem;
            border-radius: var(--radius-sm);
            font-weight: 700;
            transition: all var(--transition-fast);
        }

        .bento-cta-row .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        .bento-small {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            backdrop-filter: blur(10px);
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            gap: 10px;
        }

        .bento-small .mini-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: rgba(255, 107, 53, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFB199;
            font-size: 1.1rem;
        }

        .bento-small h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
            margin: 0;
        }

        .bento-small p {
            font-size: 0.88rem;
            color: var(--text-on-dark-muted);
            margin: 0;
            line-height: 1.6;
        }

        .bento-small .live-indicator {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.8rem;
            font-weight: 600;
            color: #7ae0a6;
        }

        .bento-small .live-indicator .dot {
            width: 7px;
            height: 7px;
            background: #7ae0a6;
            border-radius: 50%;
            animation: pulse-dot 1.5s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.5); }
        }

        .metrics-section {
            padding: 64px 0;
            background: var(--bg-light);
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-header h2 {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .section-header p {
            font-size: 1.02rem;
            color: var(--text-muted);
            max-width: 640px;
            margin: 0;
        }

        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
        }

        .metric-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: rgba(255, 107, 53, 0.3);
        }

        .metric-card .metric-value {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }

        .metric-card .metric-label {
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-secondary);
            margin-top: 8px;
        }

        .metric-card .metric-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 6px;
        }

        .services-section {
            padding: 64px 0;
            background: var(--bg-white);
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .service-card {
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .service-card:hover::before {
            opacity: 1;
        }

        .service-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: rgba(255, 107, 53, 0.25);
        }

        .service-card .service-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: rgba(255, 107, 53, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 1.3rem;
            margin-bottom: 18px;
        }

        .service-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .service-card p {
            font-size: 0.92rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }

        .coverage-section {
            padding: 64px 0;
            background: var(--bg-dark);
            color: var(--text-on-dark);
            position: relative;
            overflow: hidden;
        }

        .coverage-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.08;
        }

        .coverage-content {
            position: relative;
            z-index: 2;
        }

        .coverage-section .section-header h2 {
            color: #fff;
        }

        .coverage-section .section-header p {
            color: var(--text-on-dark-muted);
        }

        .coverage-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 40px;
            align-items: center;
            margin-top: 32px;
        }

        .coverage-text h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

        .coverage-text p {
            color: var(--text-on-dark-muted);
            font-size: 0.98rem;
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .league-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .league-tag {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            border: 1px solid var(--border-dark);
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 0.88rem;
            font-weight: 600;
            transition: all var(--transition-fast);
        }

        .league-tag:hover {
            background: rgba(255, 107, 53, 0.25);
            border-color: rgba(255, 107, 53, 0.4);
            color: #FFB199;
        }

        .coverage-image {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .coverage-image img {
            width: 100%;
            height: 300px;
            object-fit: cover;
        }

        .analysis-section {
            padding: 64px 0;
            background: var(--bg-white);
        }

        .analysis-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .analysis-card {
            display: flex;
            gap: 20px;
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
        }

        .analysis-card:hover {
            box-shadow: var(--shadow-md);
            border-color: rgba(255, 107, 53, 0.25);
        }

        .analysis-card .card-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: rgba(255, 107, 53, 0.25);
            line-height: 1;
            flex-shrink: 0;
        }

        .analysis-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .analysis-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }

        .comparison-section {
            padding: 64px 0;
            background: var(--bg-light);
        }

        .comparison-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 16px;
        }

        .comparison-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            text-align: center;
            transition: all var(--transition-base);
            position: relative;
        }

        .comparison-card.featured {
            border: 2px solid var(--primary);
            box-shadow: var(--shadow-orange);
            transform: scale(1.03);
        }

        .comparison-card.featured::after {
            content: '推荐';
            position: absolute;
            top: -14px;
            right: 20px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 50px;
        }

        .comparison-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .comparison-card.featured:hover {
            transform: scale(1.03) translateY(-4px);
        }

        .comparison-card .plan-name {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .comparison-card .plan-price {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 16px;
        }

        .comparison-card .plan-features {
            list-style: none;
            padding: 0;
            margin: 0 0 20px;
            text-align: left;
        }

        .comparison-card .plan-features li {
            padding: 6px 0;
            font-size: 0.88rem;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .comparison-card .plan-features li i {
            color: var(--primary);
            font-size: 0.8rem;
        }

        .process-section {
            padding: 64px 0;
            background: var(--bg-white);
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 16px;
        }

        .process-step {
            text-align: center;
            padding: 28px 20px;
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
        }

        .process-step:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .process-step .step-icon {
            width: 54px;
            height: 54px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            margin: 0 auto 14px;
            font-weight: 700;
        }

        .process-step h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .process-step p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
        }

        .faq-section {
            padding: 64px 0;
            background: var(--bg-light);
        }

        .faq-accordion {
            max-width: 760px;
            margin: 0 auto;
        }

        .accordion-item {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .accordion-button {
            background: #fff;
            color: var(--text-primary);
            font-weight: 700;
            font-size: 0.95rem;
            padding: 18px 24px;
            box-shadow: none;
            border: none;
        }

        .accordion-button:not(.collapsed) {
            background: rgba(255, 107, 53, 0.06);
            color: var(--primary);
            box-shadow: none;
        }

        .accordion-button:focus {
            box-shadow: none;
            border-color: rgba(255, 107, 53, 0.3);
        }

        .accordion-button::after {
            filter: invert(45%) sepia(60%) saturate(1000%) hue-rotate(340deg);
        }

        .accordion-body {
            padding: 16px 24px 20px;
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .cta-section {
            padding: 72px 0;
            background: linear-gradient(165deg, var(--bg-dark) 0%, var(--secondary) 50%, var(--secondary-light) 100%);
            color: var(--text-on-dark);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.08;
        }

        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 640px;
            margin: 0 auto;
        }

        .cta-content h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }

        .cta-content p {
            font-size: 1.05rem;
            color: var(--text-on-dark-muted);
            margin-bottom: 28px;
        }

        .cta-form {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .cta-form input {
            flex: 1;
            min-width: 240px;
            max-width: 360px;
            padding: 14px 20px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.25);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: 0.95rem;
            outline: none;
            transition: all var(--transition-fast);
        }

        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }

        .cta-form input:focus {
            border-color: var(--primary);
            background: rgba(255, 255, 255, 0.15);
            box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.2);
        }

        .cta-form .btn-primary {
            padding: 14px 28px;
            font-size: 0.98rem;
        }

        @media (max-width: 1024px) {
            .main-nav a {
                padding: 8px 8px;
                font-size: 0.82rem;
            }

            .bento-main h1 {
                font-size: 2rem;
            }

            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .comparison-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .comparison-card.featured {
                transform: scale(1);
            }

            .comparison-card.featured:hover {
                transform: translateY(-4px);
            }

            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
                padding: 10px 16px;
                gap: 10px;
            }

            .main-nav {
                display: none;
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 24px;
                gap: 4px;
                box-shadow: var(--shadow-lg);
                border-bottom: 1px solid var(--border-light);
                z-index: 99;
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav a {
                width: 100%;
                padding: 12px 14px;
                font-size: 0.95rem;
            }

            .nav-toggle {
                display: flex;
            }

            .header-cta .btn-outline,
            .header-cta .btn-primary {
                display: none;
            }

            .bento-grid {
                grid-template-columns: 1fr;
                grid-template-rows: auto auto auto;
            }

            .bento-main {
                grid-row: auto;
                padding: 32px 24px;
            }

            .bento-main h1 {
                font-size: 1.7rem;
            }

            .bento-main .lead-text {
                font-size: 0.95rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .coverage-grid {
                grid-template-columns: 1fr;
            }

            .analysis-grid {
                grid-template-columns: 1fr;
            }

            .comparison-grid {
                grid-template-columns: 1fr;
            }

            .services-grid {
                grid-template-columns: 1fr;
            }

            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .metric-card {
                padding: 20px 16px;
            }

            .metric-card .metric-value {
                font-size: 1.6rem;
            }

            .section-header h2 {
                font-size: 1.5rem;
            }

            .cta-content h2 {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .metrics-grid {
                grid-template-columns: 1fr;
            }

            .bento-main h1 {
                font-size: 1.4rem;
            }

            .bento-cta-row {
                flex-direction: column;
                width: 100%;
            }

            .bento-cta-row .btn,
            .bento-cta-row .btn-outline-light {
                width: 100%;
                justify-content: center;
            }

            .cta-form {
                flex-direction: column;
                width: 100%;
            }

            .cta-form input {
                min-width: 100%;
                max-width: 100%;
            }

            .cta-form .btn-primary {
                width: 100%;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .footer-links {
                justify-content: center;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #FF6B35;
            --primary-dark: #E0552A;
            --primary-light: #FF8A5C;
            --secondary: #1A2A3A;
            --secondary-light: #243B52;
            --accent: #FFC53D;
            --accent-deep: #F5A623;
            --bg-dark: #0B1522;
            --bg-dark-2: #111E2E;
            --bg-light: #F6F8FB;
            --bg-white: #FFFFFF;
            --bg-cream: #FBF7F0;
            --text-primary: #1A1A2E;
            --text-secondary: #4A5568;
            --text-muted: #7B8794;
            --text-on-dark: #E8EDF2;
            --text-on-dark-muted: #9AABBC;
            --border-light: #E5E7EB;
            --border-dark: rgba(255, 255, 255, 0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(11, 21, 34, 0.06);
            --shadow-md: 0 6px 24px rgba(11, 21, 34, 0.1);
            --shadow-lg: 0 16px 48px rgba(11, 21, 34, 0.14);
            --shadow-orange: 0 8px 28px rgba(255, 107, 53, 0.32);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --container-max: 1200px;
            --header-height: 64px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.45s cubic-bezier(0.25, 0.8, 0.25, 1);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-white);
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        ul,
        ol {
            list-style: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 2px 20px rgba(11, 21, 34, 0.06);
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: 0 6px 32px rgba(11, 21, 34, 0.1);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            min-height: var(--header-height);
            padding: 0 24px;
            max-width: var(--container-max);
            margin: 0 auto;
        }
        .logo-link {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.4rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            flex-shrink: 0;
        }
        .logo-link:hover {
            color: var(--primary);
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-radius: var(--radius-md);
            font-size: 1.1rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            box-shadow: var(--shadow-orange);
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .main-nav::-webkit-scrollbar {
            display: none;
        }
        .main-nav a {
            display: inline-block;
            padding: 7px 12px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }
        .main-nav a:hover {
            color: var(--primary);
            background: rgba(255, 107, 53, 0.07);
        }
        .main-nav a.active {
            color: var(--primary);
            background: rgba(255, 107, 53, 0.1);
            font-weight: 700;
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 1px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }
        .header-cta {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            font-size: 0.9rem;
            font-weight: 700;
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            white-space: nowrap;
            letter-spacing: 0.01em;
            position: relative;
            overflow: hidden;
        }
        .btn:focus-visible {
            outline: 3px solid rgba(255, 107, 53, 0.45);
            outline-offset: 2px;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: var(--shadow-orange);
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, var(--primary-dark), #C94A20);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 36px rgba(255, 107, 53, 0.42);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 4px 16px rgba(255, 107, 53, 0.28);
        }
        .btn-outline {
            background: transparent;
            color: var(--text-secondary);
            border: 1.5px solid var(--border-light);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(255, 107, 53, 0.06);
            transform: translateY(-1px);
        }
        .btn-sm {
            padding: 7px 14px;
            font-size: 0.82rem;
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 1rem;
            border-radius: var(--radius-md);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            padding: 8px;
            border-radius: var(--radius-sm);
            background: rgba(255, 107, 53, 0.08);
            transition: background var(--transition-fast);
        }
        .nav-toggle:hover {
            background: rgba(255, 107, 53, 0.15);
        }
        .nav-toggle span {
            display: block;
            width: 100%;
            height: 2.5px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition-base);
        }
        .nav-toggle.is-open span:nth-child(1) {
            transform: translateY(7.5px) rotate(45deg);
        }
        .nav-toggle.is-open span:nth-child(2) {
            opacity: 0;
            transform: scaleX(0);
        }
        .nav-toggle.is-open span:nth-child(3) {
            transform: translateY(-7.5px) rotate(-45deg);
        }

        /* ===== Promo Hero ===== */
        .promo-hero {
            position: relative;
            background: var(--bg-dark);
            background-image: linear-gradient(160deg, rgba(11, 21, 34, 0.92) 0%, rgba(17, 30, 46, 0.85) 55%, rgba(26, 42, 58, 0.72) 100%), url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            min-height: 540px;
            display: flex;
            align-items: center;
            padding: 72px 0 64px;
            overflow: hidden;
        }
        .promo-hero::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -120px;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(255, 107, 53, 0.28) 0%, transparent 65%);
            border-radius: 50%;
            pointer-events: none;
        }
        .promo-hero::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -80px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(255, 197, 61, 0.18) 0%, transparent 65%);
            border-radius: 50%;
            pointer-events: none;
        }
        .promo-hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
            width: 100%;
        }
        .promo-hero-content {
            color: var(--text-on-dark);
        }
        .promo-sticker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--accent), var(--accent-deep));
            color: var(--bg-dark);
            font-weight: 800;
            font-size: 0.82rem;
            padding: 8px 18px;
            border-radius: 30px;
            letter-spacing: 0.04em;
            margin-bottom: 18px;
            box-shadow: 0 6px 20px rgba(255, 197, 61, 0.35);
            animation: pulse-badge 2.4s ease-in-out infinite;
        }
        .promo-sticker .sticker-dot {
            width: 7px;
            height: 7px;
            background: var(--bg-dark);
            border-radius: 50%;
            animation: blink-dot 1.2s ease-in-out infinite;
        }
        @keyframes pulse-badge {
            0%,
            100% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.04);
            }
        }
        @keyframes blink-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }
        .promo-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.025em;
            margin-bottom: 18px;
            color: #fff;
        }
        .promo-hero h1 .highlight {
            color: var(--primary-light);
            position: relative;
        }
        .promo-hero h1 .highlight::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 0;
            right: 0;
            height: 8px;
            background: rgba(255, 107, 53, 0.35);
            border-radius: 4px;
            z-index: -1;
        }
        .promo-hero-desc {
            font-size: 1.05rem;
            color: var(--text-on-dark-muted);
            max-width: 520px;
            margin-bottom: 28px;
            line-height: 1.85;
        }
        .promo-hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 20px;
        }
        .btn-light {
            background: #fff;
            color: var(--text-primary);
            box-shadow: 0 6px 20px rgba(255, 255, 255, 0.2);
        }
        .btn-light:hover {
            background: var(--accent);
            color: var(--bg-dark);
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(255, 197, 61, 0.4);
        }
        .promo-hero-note {
            font-size: 0.82rem;
            color: var(--text-on-dark-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .promo-hero-note .note-icon {
            color: var(--accent);
            font-size: 1rem;
        }
        .promo-panel {
            background: rgba(255, 255, 255, 0.07);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-xl);
            padding: 30px 28px;
            box-shadow: 0 24px 64px rgba(0, 0, 0, 0.35);
            position: relative;
        }
        .promo-panel::before {
            content: '';
            position: absolute;
            top: -1px;
            left: 40px;
            right: 40px;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--accent), transparent);
            border-radius: 3px;
        }
        .promo-panel-badge {
            position: absolute;
            top: -18px;
            right: 24px;
            background: linear-gradient(135deg, #FF4757, #FF3344);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 800;
            padding: 6px 16px;
            border-radius: 20px;
            letter-spacing: 0.04em;
            box-shadow: 0 6px 18px rgba(255, 71, 87, 0.45);
            animation: float-badge 3s ease-in-out infinite;
        }
        @keyframes float-badge {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-6px);
            }
        }
        .promo-panel h3 {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 6px;
            letter-spacing: -0.01em;
        }
        .promo-panel-sub {
            font-size: 0.9rem;
            color: var(--text-on-dark-muted);
            margin-bottom: 20px;
        }
        .promo-panel-features {
            display: grid;
            gap: 14px;
            margin-bottom: 24px;
        }
        .promo-panel-feature {
            display: flex;
            align-items: center;
            gap: 12px;
            color: var(--text-on-dark);
            font-size: 0.92rem;
            font-weight: 500;
        }
        .promo-panel-feature .feat-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: rgba(255, 107, 53, 0.18);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            flex-shrink: 0;
            color: var(--primary-light);
        }
        .promo-panel .btn {
            width: 100%;
            justify-content: center;
        }

        /* ===== Metrics Dashboard ===== */
        .metrics-section {
            padding: 60px 0 50px;
            background: var(--bg-white);
        }
        .section-header {
            margin-bottom: 36px;
        }
        .section-header .section-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--primary);
            background: rgba(255, 107, 53, 0.1);
            padding: 5px 14px;
            border-radius: 20px;
            letter-spacing: 0.06em;
            margin-bottom: 10px;
            text-transform: uppercase;
        }
        .section-header h2 {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.25;
        }
        .section-header p {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 640px;
            line-height: 1.75;
        }
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }
        .metric-card {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .metric-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        .metric-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(255, 107, 53, 0.3);
        }
        .metric-card:hover::before {
            opacity: 1;
        }
        .metric-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.03em;
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .metric-number .metric-unit {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-muted);
            margin-left: 2px;
        }
        .metric-label {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-secondary);
        }
        .metric-trend {
            font-size: 0.75rem;
            font-weight: 700;
            color: #22C55E;
            margin-top: 8px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* ===== Service Matrix ===== */
        .service-matrix {
            padding: 56px 0 56px;
            background: var(--bg-light);
        }
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }
        .service-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
        }
        .service-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(255, 107, 53, 0.25);
        }
        .service-card-img {
            height: 180px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .service-card-img .img-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 0%, rgba(11, 21, 34, 0.55) 100%);
            display: flex;
            align-items: flex-end;
            padding: 16px 20px;
        }
        .service-card-img .img-tag {
            color: #fff;
            font-weight: 700;
            font-size: 0.8rem;
            background: rgba(255, 107, 53, 0.85);
            padding: 4px 12px;
            border-radius: 14px;
            letter-spacing: 0.03em;
        }
        .service-card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .service-card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }
        .service-card-body p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
        }
        .service-card-link {
            font-size: 0.88rem;
            font-weight: 700;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition-fast);
        }
        .service-card-link:hover {
            gap: 10px;
            color: var(--primary-dark);
        }

        /* ===== Deep Content Area ===== */
        .deep-content {
            padding: 60px 0 56px;
            background: var(--bg-white);
        }
        .deep-content-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 44px;
            align-items: center;
        }
        .deep-content-text h2 {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .deep-content-text p {
            font-size: 0.98rem;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 14px;
        }
        .deep-content-text ul {
            margin-top: 14px;
            display: grid;
            gap: 10px;
        }
        .deep-content-text ul li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .deep-content-text ul li .li-icon {
            color: var(--primary);
            font-weight: 700;
            flex-shrink: 0;
            margin-top: 2px;
        }
        .deep-content-img {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
        }
        .deep-content-img img {
            width: 100%;
            height: 100%;
            min-height: 320px;
            object-fit: cover;
        }
        .deep-content-img .img-caption {
            position: absolute;
            bottom: 16px;
            left: 16px;
            right: 16px;
            background: rgba(11, 21, 34, 0.75);
            backdrop-filter: blur(8px);
            color: #fff;
            font-size: 0.8rem;
            padding: 10px 16px;
            border-radius: var(--radius-sm);
        }

        /* ===== Comparison Section ===== */
        .comparison-section {
            padding: 60px 0 56px;
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }
        .comparison-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(255, 107, 53, 0.12) 0%, transparent 60%);
            border-radius: 50%;
            pointer-events: none;
        }
        .comparison-section .section-header h2 {
            color: #fff;
        }
        .comparison-section .section-header p {
            color: var(--text-on-dark-muted);
        }
        .comparison-section .section-header .section-tag {
            background: rgba(255, 107, 53, 0.2);
            color: var(--primary-light);
        }
        .comparison-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--border-dark);
            position: relative;
            z-index: 2;
        }
        .comparison-col {
            padding: 32px 30px;
        }
        .comparison-col.before {
            background: rgba(255, 255, 255, 0.03);
            border-right: 1px solid var(--border-dark);
        }
        .comparison-col.after {
            background: rgba(255, 107, 53, 0.08);
        }
        .comparison-col h3 {
            font-size: 1.2rem;
            font-weight: 800;
            margin-bottom: 18px;
            letter-spacing: -0.01em;
        }
        .comparison-col.before h3 {
            color: var(--text-on-dark-muted);
        }
        .comparison-col.after h3 {
            color: var(--primary-light);
        }
        .comparison-list {
            display: grid;
            gap: 12px;
        }
        .comparison-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: var(--text-on-dark);
            font-size: 0.92rem;
            line-height: 1.6;
        }
        .comparison-list li .cmp-icon {
            width: 22px;
            height: 22px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            font-weight: 800;
            flex-shrink: 0;
            margin-top: 3px;
        }
        .comparison-col.before .cmp-icon {
            background: rgba(255, 255, 255, 0.12);
            color: var(--text-on-dark-muted);
        }
        .comparison-col.after .cmp-icon {
            background: rgba(255, 107, 53, 0.3);
            color: var(--primary-light);
        }

        /* ===== Coverage Data ===== */
        .coverage-section {
            padding: 60px 0 56px;
            background: var(--bg-cream);
        }
        .coverage-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .coverage-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 26px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }
        .coverage-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(255, 107, 53, 0.25);
        }
        .coverage-card-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: rgba(255, 107, 53, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            flex-shrink: 0;
        }
        .coverage-card-content h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        .coverage-card-content p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.65;
        }
        .coverage-card-content .coverage-num {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 800;
            color: var(--primary);
            margin-top: 8px;
        }

        /* ===== Trust Section ===== */
        .trust-section {
            padding: 52px 0 48px;
            background: var(--bg-white);
        }
        .trust-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }
        .trust-item {
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            padding: 26px 24px;
            text-align: center;
            transition: all var(--transition-base);
            border: 1px solid transparent;
        }
        .trust-item:hover {
            border-color: rgba(255, 107, 53, 0.25);
            background: #fff;
            box-shadow: var(--shadow-sm);
        }
        .trust-item .trust-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.02em;
            margin-bottom: 4px;
        }
        .trust-item .trust-label {
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-secondary);
        }
        .trust-item .trust-desc {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 60px 0 56px;
            background: var(--bg-light);
        }
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: grid;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item:hover {
            border-color: rgba(255, 107, 53, 0.3);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            font-size: 0.98rem;
            font-weight: 700;
            color: var(--text-primary);
            text-align: left;
            background: transparent;
            cursor: pointer;
            transition: color var(--transition-fast);
            letter-spacing: -0.01em;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 107, 53, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: var(--primary);
            font-weight: 700;
            flex-shrink: 0;
            transition: all var(--transition-base);
        }
        .faq-item.is-open .faq-question .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #fff;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow);
        }
        .faq-item.is-open .faq-answer {
            max-height: 220px;
        }
        .faq-answer-inner {
            padding: 0 22px 18px;
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.75;
        }

        /* ===== Conversion CTA ===== */
        .cta-section {
            padding: 60px 0 64px;
            background: var(--bg-dark);
            background-image: linear-gradient(150deg, rgba(11, 21, 34, 0.94) 0%, rgba(26, 42, 58, 0.88) 100%), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -60px;
            width: 360px;
            height: 360px;
            background: radial-gradient(circle, rgba(255, 107, 53, 0.3) 0%, transparent 60%);
            border-radius: 50%;
        }
        .cta-wrapper {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 2;
        }
        .cta-content h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            margin-bottom: 14px;
            line-height: 1.3;
        }
        .cta-content p {
            font-size: 1rem;
            color: var(--text-on-dark-muted);
            line-height: 1.8;
            margin-bottom: 10px;
            max-width: 520px;
        }
        .cta-benefits {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            margin-top: 18px;
        }
        .cta-benefit {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-on-dark);
            font-size: 0.88rem;
            font-weight: 600;
        }
        .cta-benefit .cta-check {
            color: var(--accent);
            font-weight: 800;
        }
        .cta-form-wrapper {
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-xl);
            padding: 32px 30px;
            box-shadow: 0 24px 64px rgba(0, 0, 0, 0.3);
        }
        .cta-form-wrapper h3 {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 6px;
            letter-spacing: -0.01em;
        }
        .cta-form-wrapper .form-sub {
            font-size: 0.88rem;
            color: var(--text-on-dark-muted);
            margin-bottom: 22px;
        }
        .cta-form .form-group {
            margin-bottom: 16px;
        }
        .cta-form label {
            display: block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-on-dark);
            margin-bottom: 6px;
        }
        .cta-form input,
        .cta-form select {
            width: 100%;
            padding: 12px 16px;
            font-size: 0.95rem;
            border-radius: var(--radius-sm);
            border: 1.5px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            transition: all var(--transition-fast);
            outline: none;
        }
        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }
        .cta-form input:focus,
        .cta-form select:focus {
            border-color: var(--primary);
            background: rgba(255, 255, 255, 0.12);
            box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.2);
        }
        .cta-form select option {
            color: var(--text-primary);
            background: #fff;
        }
        .cta-form .btn {
            width: 100%;
            margin-top: 6px;
        }
        .cta-form .form-privacy {
            font-size: 0.75rem;
            color: var(--text-on-dark-muted);
            margin-top: 14px;
            text-align: center;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-on-dark-muted);
            padding: 52px 0 24px;
            border-top: 1px solid var(--border-dark);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 36px;
            border-bottom: 1px solid var(--border-dark);
        }
        .footer-brand .logo-link {
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-brand .logo-link:hover {
            color: var(--primary-light);
        }
        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.75;
            color: var(--text-on-dark-muted);
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.01em;
        }
        .footer-col ul {
            display: grid;
            gap: 8px;
        }
        .footer-col ul a {
            font-size: 0.88rem;
            color: var(--text-on-dark-muted);
            transition: color var(--transition-fast);
        }
        .footer-col ul a:hover {
            color: var(--primary-light);
        }
        .footer-bottom {
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--text-on-dark-muted);
        }
        .footer-links {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .footer-links a {
            color: var(--text-on-dark-muted);
        }
        .footer-links a:hover {
            color: var(--primary-light);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .main-nav a {
                padding: 6px 9px;
                font-size: 0.82rem;
            }
            .header-cta .btn-sm {
                padding: 6px 10px;
                font-size: 0.76rem;
            }
            .promo-hero .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .promo-panel {
                max-width: 520px;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .coverage-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .trust-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .deep-content-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .cta-wrapper {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .comparison-wrapper {
                grid-template-columns: 1fr;
            }
            .comparison-col.before {
                border-right: none;
                border-bottom: 1px solid var(--border-dark);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
                padding: 10px 16px;
                gap: 8px;
            }
            .main-nav {
                order: 3;
                width: 100%;
                overflow-x: auto;
                padding-bottom: 4px;
            }
            .nav-toggle {
                display: flex;
            }
            .main-nav:not(.is-open) {
                display: none;
            }
            .main-nav.is-open {
                display: flex;
                flex-direction: column;
                align-items: flex-start;
                gap: 2px;
                padding: 8px 0;
            }
            .main-nav.is-open a {
                width: 100%;
                padding: 10px 12px;
            }
            .header-cta .btn-outline {
                display: none;
            }
            .promo-hero {
                min-height: auto;
                padding: 52px 0 44px;
            }
            .promo-hero h1 {
                font-size: 2rem;
            }
            .promo-hero-desc {
                font-size: 0.95rem;
            }
            .promo-panel {
                padding: 24px 20px;
            }
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .metric-number {
                font-size: 1.6rem;
            }
            .service-grid {
                grid-template-columns: 1fr;
            }
            .service-card-img {
                height: 160px;
            }
            .coverage-grid {
                grid-template-columns: 1fr;
            }
            .trust-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .section-header h2 {
                font-size: 1.6rem;
            }
            .cta-form-wrapper {
                padding: 24px 18px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .header-inner {
                padding: 10px 12px;
            }
            .logo-link {
                font-size: 1.2rem;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.95rem;
            }
            .promo-hero h1 {
                font-size: 1.6rem;
            }
            .promo-hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .promo-hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .metric-card {
                padding: 16px 12px;
            }
            .metric-number {
                font-size: 1.35rem;
            }
            .metric-label {
                font-size: 0.78rem;
            }
            .trust-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .comparison-col {
                padding: 22px 18px;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .faq-answer-inner {
                padding: 0 16px 14px;
                font-size: 0.85rem;
            }
            .cta-content h2 {
                font-size: 1.5rem;
            }
            .cta-benefits {
                flex-direction: column;
                gap: 8px;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #FF6B35;
            --primary-dark: #E0552A;
            --primary-light: #FF8A5C;
            --secondary: #1A2A3A;
            --secondary-light: #243B52;
            --accent: #FFC53D;
            --accent-deep: #F5A623;
            --bg-dark: #0B1522;
            --bg-dark-2: #111E2E;
            --bg-light: #F6F8FB;
            --bg-white: #FFFFFF;
            --bg-cream: #FBF7F0;
            --text-primary: #1A1A2E;
            --text-secondary: #4A5568;
            --text-muted: #7B8794;
            --text-on-dark: #E8EDF2;
            --text-on-dark-muted: #9AABBC;
            --border-light: #E5E7EB;
            --border-dark: rgba(255, 255, 255, 0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(11, 21, 34, 0.06);
            --shadow-md: 0 6px 24px rgba(11, 21, 34, 0.1);
            --shadow-lg: 0 16px 48px rgba(11, 21, 34, 0.14);
            --shadow-orange: 0 8px 28px rgba(255, 107, 53, 0.32);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --container-max: 1200px;
            --header-height: 72px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.45s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

        :root {
            --header-height: 64px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-white);
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--primary);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 2px 20px rgba(11, 21, 34, 0.06);
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 6px 32px rgba(11, 21, 34, 0.1);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            min-height: var(--header-height);
            padding: 0 24px;
            max-width: var(--container-max);
            margin: 0 auto;
        }

        .logo-link {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.45rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            flex-shrink: 0;
        }

        .logo-link:hover {
            color: var(--primary);
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-radius: var(--radius-md);
            font-size: 1.1rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            box-shadow: var(--shadow-orange);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }

        .main-nav a:hover {
            color: var(--primary);
            background: rgba(255, 107, 53, 0.07);
        }

        .main-nav a.active {
            color: var(--primary);
            background: rgba(255, 107, 53, 0.1);
            font-weight: 700;
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }

        .header-cta {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            font-size: 0.9rem;
            font-weight: 700;
            line-height: 1.4;
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
            letter-spacing: 0.01em;
            cursor: pointer;
            border: 1.5px solid transparent;
        }

        .btn:hover {
            transform: translateY(-1px);
        }

        .btn:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: var(--shadow-orange);
            border-color: transparent;
        }

        .btn-primary:hover {
            color: #fff;
            box-shadow: 0 12px 36px rgba(255, 107, 53, 0.4);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }

        .btn-outline {
            background: transparent;
            color: var(--text-primary);
            border-color: var(--border-light);
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(255, 107, 53, 0.05);
            transform: translateY(-1px);
        }

        .btn-sm {
            padding: 7px 16px;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 1.05rem;
            border-radius: var(--radius-lg);
        }

        .btn-block {
            width: 100%;
            justify-content: center;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            padding: 10px;
            border-radius: var(--radius-sm);
            background: var(--bg-light);
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
        }

        .nav-toggle span {
            display: block;
            width: 100%;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition-base);
        }

        .nav-toggle:hover {
            background: rgba(255, 107, 53, 0.08);
            border-color: var(--primary-light);
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Bootstrap container override */
        .container {
            max-width: var(--container-max);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-on-dark-muted);
            padding: 56px 0 0;
            margin-top: 0;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 36px;
            border-bottom: 1px solid var(--border-dark);
        }

        .site-footer .footer-brand .logo-link {
            color: #fff;
            margin-bottom: 16px;
            display: inline-flex;
        }

        .site-footer .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.8;
            color: var(--text-on-dark-muted);
            max-width: 320px;
            margin-top: 12px;
        }

        .site-footer .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }

        .site-footer .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .site-footer .footer-col ul li {
            margin-bottom: 9px;
        }

        .site-footer .footer-col ul li a {
            color: var(--text-on-dark-muted);
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-col ul li a:hover {
            color: var(--primary-light);
        }

        .site-footer .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 22px 0 28px;
            font-size: 0.82rem;
            color: var(--text-on-dark-muted);
        }

        .site-footer .footer-links {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 0.82rem;
        }

        .site-footer .footer-links a {
            color: var(--text-on-dark-muted);
            transition: color var(--transition-fast);
        }

        .site-footer .footer-links a:hover {
            color: var(--primary-light);
        }

        .site-footer .footer-links span {
            color: var(--text-on-dark-muted);
        }

        /* ===== Page-specific styles ===== */
        /* Hero */
        .score-hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            min-height: 560px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .score-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(105deg, rgba(11, 21, 34, 0.92) 0%, rgba(17, 30, 46, 0.82) 50%, rgba(11, 21, 34, 0.65) 100%);
            z-index: 1;
        }

        .score-hero .container {
            position: relative;
            z-index: 2;
            width: 100%;
        }

        .score-hero-content {
            max-width: 640px;
            padding: 48px 0;
        }

        .score-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--accent);
            background: rgba(255, 197, 61, 0.12);
            border: 1px solid rgba(255, 197, 61, 0.3);
            padding: 6px 16px;
            border-radius: 50px;
            letter-spacing: 0.08em;
            margin-bottom: 20px;
        }

        .score-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            color: #fff;
            margin-bottom: 20px;
            line-height: 1.25;
        }

        .score-hero p {
            font-size: 1.05rem;
            color: var(--text-on-dark-muted);
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 560px;
        }

        .score-hero-cta {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            align-items: center;
        }

        .score-hero-cta .btn-outline-light {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.3);
        }

        .score-hero-cta .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        .time-slot-panel {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: var(--radius-xl);
            padding: 28px 24px;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin-top: 28px;
        }

        .time-slot-item {
            text-align: center;
            padding: 16px 12px;
            border-radius: var(--radius-md);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        .time-slot-item .slot-day {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.06em;
            margin-bottom: 4px;
        }

        .time-slot-item .slot-time {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
        }

        /* Metric dashboard */
        .metric-section {
            background: var(--bg-dark);
            padding: 64px 0;
        }

        .metric-section .section-title {
            color: #fff;
            margin-bottom: 40px;
        }

        .metric-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: var(--bg-dark-2);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition-base);
        }

        .metric-card:hover {
            transform: translateY(-4px);
            border-color: rgba(255, 107, 53, 0.4);
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.3);
        }

        .metric-value {
            font-size: 2.4rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            color: var(--primary-light);
            line-height: 1.2;
            margin-bottom: 8px;
        }

        .metric-label {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-on-dark-muted);
        }

        /* Service matrix */
        .service-section {
            background: var(--bg-light);
            padding: 64px 0;
        }

        .section-header {
            max-width: 660px;
            margin-bottom: 44px;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 14px;
            line-height: 1.3;
        }

        .section-desc {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.8;
        }

        .section-title.text-on-dark {
            color: #fff;
        }

        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .service-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 30px 26px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(255, 107, 53, 0.25);
        }

        .service-card .service-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: rgba(255, 107, 53, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--primary);
            margin-bottom: 18px;
        }

        .service-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }

        .service-card p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            flex-grow: 1;
            margin-bottom: 16px;
        }

        .service-card .service-link {
            font-weight: 700;
            font-size: 0.88rem;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .service-card .service-link:hover {
            color: var(--primary-dark);
        }

        /* Comparison section */
        .comparison-section {
            background: #fff;
            padding: 64px 0;
        }

        .comparison-table-wrap {
            background: #fff;
            border-radius: var(--radius-xl);
            border: 1px solid var(--border-light);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.92rem;
        }

        .comparison-table thead {
            background: var(--bg-dark);
            color: #fff;
        }

        .comparison-table th {
            padding: 16px 20px;
            font-weight: 700;
            font-size: 0.9rem;
            text-align: left;
            letter-spacing: 0.03em;
        }

        .comparison-table td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--border-light);
            color: var(--text-secondary);
        }

        .comparison-table tbody tr:hover {
            background: var(--bg-light);
        }

        .comparison-table .highlight-col {
            color: var(--primary);
            font-weight: 700;
        }

        .comparison-table .check-icon {
            color: #10B981;
            font-weight: 700;
        }

        .comparison-table .cross-icon {
            color: #EF4444;
            font-weight: 700;
        }

        /* Process */
        .process-section {
            background: var(--bg-cream);
            padding: 64px 0;
        }

        .process-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step;
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .process-item {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            position: relative;
            counter-increment: step;
            transition: all var(--transition-base);
        }

        .process-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }

        .process-item::before {
            content: counter(step, decimal-leading-zero);
            display: block;
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary-light);
            letter-spacing: -0.04em;
            margin-bottom: 12px;
            line-height: 1;
        }

        .process-item h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .process-item p {
            font-size: 0.86rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* Coverage */
        .coverage-section {
            background: #fff;
            padding: 64px 0;
        }

        .coverage-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .coverage-img {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .coverage-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .coverage-img:hover img {
            transform: scale(1.03);
        }

        .coverage-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 20px;
        }

        .coverage-tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 14px;
            font-size: 0.85rem;
            font-weight: 600;
            background: var(--bg-light);
            color: var(--text-secondary);
            border-radius: 50px;
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
        }

        .coverage-tag:hover {
            background: rgba(255, 107, 53, 0.08);
            border-color: var(--primary-light);
            color: var(--primary);
        }

        /* Depth content */
        .depth-section {
            background: var(--bg-dark);
            padding: 64px 0;
        }

        .depth-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }

        .depth-text {
            color: var(--text-on-dark-muted);
        }

        .depth-text h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }

        .depth-text p {
            font-size: 0.95rem;
            line-height: 1.85;
            margin-bottom: 16px;
        }

        .depth-text ul {
            list-style: none;
            padding: 0;
            margin: 0 0 20px;
        }

        .depth-text ul li {
            padding: 8px 0 8px 28px;
            position: relative;
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .depth-text ul li::before {
            content: '▸';
            position: absolute;
            left: 8px;
            color: var(--primary-light);
            font-weight: 700;
        }

        .depth-img {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
        }

        .depth-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* Testimonial */
        .testimonial-section {
            background: var(--bg-light);
            padding: 64px 0;
        }

        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .testimonial-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 26px 24px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
        }

        .testimonial-card .quote-text {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .testimonial-card .quote-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .testimonial-card .author-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .testimonial-card .author-name {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--text-primary);
        }

        .testimonial-card .author-role {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* FAQ */
        .faq-section {
            background: #fff;
            padding: 64px 0;
        }

        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: rgba(255, 107, 53, 0.3);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            cursor: pointer;
            width: 100%;
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--text-primary);
            background: var(--bg-light);
            transition: all var(--transition-fast);
            user-select: none;
        }

        .faq-question:hover {
            background: rgba(255, 107, 53, 0.05);
        }

        .faq-question .faq-toggle {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: rgba(255, 107, 53, 0.1);
            color: var(--primary);
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-base);
        }

        .faq-question[aria-expanded="true"] .faq-toggle {
            transform: rotate(45deg);
            background: var(--primary);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
            padding: 0 20px;
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.8;
        }

        .faq-answer.open {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        /* CTA form */
        .cta-section {
            background: var(--bg-dark);
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 107, 53, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .cta-info h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            margin-bottom: 14px;
            line-height: 1.3;
        }

        .cta-info p {
            color: var(--text-on-dark-muted);
            font-size: 0.95rem;
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .cta-benefits {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .cta-benefits li {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent);
            background: rgba(255, 197, 61, 0.1);
            border: 1px solid rgba(255, 197, 61, 0.25);
            border-radius: 50px;
        }

        .cta-form-wrap {
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 32px 30px;
            box-shadow: var(--shadow-lg);
        }

        .cta-form-wrap h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 20px;
            letter-spacing: -0.01em;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-secondary);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 12px 16px;
            border: 1.5px solid var(--border-light);
            border-radius: var(--radius-sm);
            font-size: 0.92rem;
            color: var(--text-primary);
            background: var(--bg-light);
            transition: all var(--transition-fast);
            appearance: none;
            -webkit-appearance: none;
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
        }

        .form-group textarea {
            resize: vertical;
            min-height: 80px;
        }

        .form-hint {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 2px;
            }
            .main-nav a {
                padding: 8px 10px;
                font-size: 0.85rem;
            }
            .metric-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
                padding: 12px 16px;
            }
            .main-nav {
                display: none;
                order: 100;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                padding: 12px 0 8px;
                border-top: 1px solid var(--border-light);
                margin-top: 8px;
                background: #fff;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 10px 16px;
                font-size: 0.9rem;
                white-space: normal;
            }
            .main-nav a.active::after {
                display: none;
            }
            .header-cta {
                gap: 6px;
            }
            .nav-toggle {
                display: flex;
            }
            .score-hero {
                min-height: auto;
                padding: 48px 0;
            }
            .score-hero h1 {
                font-size: 1.8rem;
            }
            .score-hero p {
                font-size: 0.92rem;
            }
            .time-slot-panel {
                grid-template-columns: 1fr;
                padding: 20px 16px;
            }
            .metric-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .metric-value {
                font-size: 1.8rem;
            }
            .service-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .process-list {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .coverage-content {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .depth-content {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .cta-content {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .comparison-table-wrap {
                overflow-x: auto;
            }
            .comparison-table {
                min-width: 600px;
                font-size: 0.82rem;
            }
            .comparison-table th,
            .comparison-table td {
                padding: 10px 14px;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }
            .site-footer .footer-links {
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                padding: 10px 12px;
                gap: 8px;
            }
            .logo-link {
                font-size: 1.1rem;
                gap: 8px;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.9rem;
                border-radius: var(--radius-sm);
            }
            .header-cta .btn-sm {
                padding: 6px 10px;
                font-size: 0.75rem;
            }
            .score-hero h1 {
                font-size: 1.5rem;
            }
            .score-hero {
                padding: 32px 0;
            }
            .score-hero-cta {
                flex-direction: column;
                align-items: stretch;
            }
            .score-hero-cta .btn {
                justify-content: center;
            }
            .metric-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .section-header {
                margin-bottom: 28px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.88rem;
            }
            .cta-form-wrap {
                padding: 24px 18px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer {
                padding-top: 36px;
            }
            .btn-lg {
                padding: 12px 22px;
                font-size: 0.95rem;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #FF6B35;
            --primary-dark: #E0552A;
            --primary-light: #FF8A5C;
            --secondary: #1A2A3A;
            --secondary-light: #243B52;
            --accent: #FFC53D;
            --accent-deep: #F5A623;
            --bg-dark: #0B1522;
            --bg-dark-2: #111E2E;
            --bg-light: #F6F8FB;
            --bg-white: #FFFFFF;
            --bg-cream: #FBF7F0;
            --text-primary: #1A1A2E;
            --text-secondary: #4A5568;
            --text-muted: #7B8794;
            --text-on-dark: #E8EDF2;
            --text-on-dark-muted: #9AABBC;
            --border-light: #E5E7EB;
            --border-dark: rgba(255, 255, 255, 0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(11, 21, 34, 0.06);
            --shadow-md: 0 6px 24px rgba(11, 21, 34, 0.1);
            --shadow-lg: 0 16px 48px rgba(11, 21, 34, 0.14);
            --shadow-orange: 0 8px 28px rgba(255, 107, 53, 0.32);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --container-max: 1200px;
            --header-height: 64px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.45s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-white);
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--primary);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 2px 20px rgba(11, 21, 34, 0.06);
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 6px 32px rgba(11, 21, 34, 0.1);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            min-height: var(--header-height);
            padding: 0 24px;
            max-width: var(--container-max);
            margin: 0 auto;
        }

        .logo-link {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.45rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            flex-shrink: 0;
        }

        .logo-link:hover {
            color: var(--primary);
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-radius: var(--radius-md);
            font-size: 1.1rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            box-shadow: var(--shadow-orange);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }

        .main-nav a:hover {
            color: var(--primary);
            background: rgba(255, 107, 53, 0.07);
        }

        .main-nav a.active {
            color: var(--primary);
            background: rgba(255, 107, 53, 0.1);
            font-weight: 700;
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }

        .header-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 700;
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
            letter-spacing: 0.01em;
            border: none;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn:focus-visible {
            outline: 3px solid rgba(255, 107, 53, 0.4);
            outline-offset: 2px;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: var(--shadow-orange);
            padding: 12px 24px;
            font-size: 0.95rem;
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, var(--primary-dark), #C8431D);
            color: #fff;
            box-shadow: 0 12px 36px rgba(255, 107, 53, 0.42);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 6px 20px rgba(255, 107, 53, 0.3);
        }

        .btn-outline {
            background: transparent;
            color: var(--text-primary);
            border: 2px solid var(--border-light);
            padding: 10px 20px;
            font-size: 0.9rem;
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(255, 107, 53, 0.05);
            transform: translateY(-1px);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
        }

        .btn-lg {
            padding: 16px 36px;
            font-size: 1.05rem;
            border-radius: var(--radius-lg);
        }

        .btn-accent {
            background: linear-gradient(135deg, var(--accent), var(--accent-deep));
            color: var(--text-primary);
            box-shadow: 0 8px 24px rgba(245, 166, 35, 0.35);
            padding: 12px 24px;
            font-size: 0.95rem;
        }

        .btn-accent:hover {
            color: var(--text-primary);
            box-shadow: 0 12px 32px rgba(245, 166, 35, 0.48);
            transform: translateY(-2px);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: transform var(--transition-base), opacity var(--transition-base);
        }

        .nav-toggle:hover {
            background: rgba(255, 107, 53, 0.08);
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(6px) rotate(45deg);
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-6px) rotate(-45deg);
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-bar {
            background: var(--bg-light);
            padding: 14px 0;
            border-bottom: 1px solid var(--border-light);
        }

        .breadcrumb-bar .crumb {
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .breadcrumb-bar .crumb a {
            color: var(--text-secondary);
        }

        .breadcrumb-bar .crumb a:hover {
            color: var(--primary);
        }

        .breadcrumb-bar .crumb .current {
            color: var(--primary);
            font-weight: 600;
        }

        .breadcrumb-bar .crumb i {
            font-size: 0.7rem;
            color: var(--text-muted);
        }

        /* ===== Hero Coupon Wall ===== */
        .hero-coupon {
            background: linear-gradient(180deg, #FDF3EC 0%, #FFF8F3 35%, #FFFFFF 100%);
            padding: 72px 0 56px;
            position: relative;
            overflow: hidden;
        }

        .hero-coupon::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -100px;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(255, 107, 53, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-coupon::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -60px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(245, 166, 35, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-coupon-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
        }

        .hero-coupon-text .badge-line {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 107, 53, 0.1);
            color: var(--primary-dark);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 20px;
        }

        .hero-coupon-text h1 {
            font-size: 2.6rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            line-height: 1.25;
            color: var(--text-primary);
            margin-bottom: 20px;
        }

        .hero-coupon-text h1 .highlight {
            color: var(--primary);
            position: relative;
        }

        .hero-coupon-text p.lead {
            font-size: 1.08rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 560px;
        }

        .hero-coupon-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .hero-coupon-actions .btn {
            font-size: 0.95rem;
        }

        .hero-trust-badge {
            display: flex;
            align-items: center;
            gap: 24px;
            margin-top: 28px;
            font-size: 0.85rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .hero-trust-badge span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .hero-trust-badge i {
            color: #28A745;
            font-size: 0.9rem;
        }

        /* Coupon Wall */
        .coupon-wall {
            position: relative;
            z-index: 2;
            display: flex;
            flex-direction: column;
            gap: 16px;
            align-items: center;
        }

        .coupon-main {
            background: linear-gradient(135deg, #1A2A3A 0%, #243B52 60%, #2C4865 100%);
            border-radius: var(--radius-xl);
            padding: 32px 28px;
            width: 100%;
            max-width: 420px;
            position: relative;
            box-shadow: 0 24px 56px rgba(11, 21, 34, 0.22);
            border: 2px solid rgba(255, 197, 61, 0.45);
            transition: transform var(--transition-base);
        }

        .coupon-main:hover {
            transform: translateY(-4px);
        }

        .coupon-main::before,
        .coupon-main::after {
            content: '';
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            width: 24px;
            height: 24px;
            background: #FDF3EC;
            border-radius: 50%;
        }

        .coupon-main::before {
            left: -13px;
        }

        .coupon-main::after {
            right: -13px;
        }

        .coupon-main-tag {
            display: inline-block;
            background: linear-gradient(135deg, var(--accent), var(--accent-deep));
            color: var(--text-primary);
            font-weight: 800;
            font-size: 0.75rem;
            letter-spacing: 0.08em;
            padding: 4px 14px;
            border-radius: 50px;
            text-transform: uppercase;
            margin-bottom: 16px;
        }

        .coupon-main-price {
            font-size: 3.2rem;
            font-weight: 900;
            color: #fff;
            letter-spacing: -0.04em;
            line-height: 1;
            margin-bottom: 4px;
        }

        .coupon-main-price span {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-on-dark-muted);
        }

        .coupon-main-label {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-on-dark);
            margin-bottom: 6px;
        }

        .coupon-main-desc {
            font-size: 0.88rem;
            color: var(--text-on-dark-muted);
            line-height: 1.6;
            margin-bottom: 20px;
        }

        .coupon-main .btn {
            width: 100%;
            justify-content: center;
            font-size: 1rem;
            padding: 13px 20px;
        }

        .coupon-mini-row {
            display: flex;
            gap: 12px;
            width: 100%;
            max-width: 420px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .coupon-mini {
            flex: 1;
            min-width: 120px;
            background: var(--bg-white);
            border: 1.5px dashed var(--primary-light);
            border-radius: var(--radius-md);
            padding: 14px 16px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .coupon-mini:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .coupon-mini .coupon-mini-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 4px;
        }

        .coupon-mini .coupon-mini-value {
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.02em;
        }

        /* ===== Section Common ===== */
        .section {
            padding: 64px 0;
            position: relative;
        }

        .section-dark {
            background: var(--bg-dark);
            color: var(--text-on-dark);
        }

        .section-dark .section-title {
            color: var(--text-on-dark);
        }

        .section-dark .section-subtitle {
            color: var(--text-on-dark-muted);
        }

        .section-cream {
            background: var(--bg-cream);
        }

        .section-light {
            background: var(--bg-light);
        }

        .section-title {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: -0.025em;
            color: var(--text-primary);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .section-title .highlight {
            color: var(--primary);
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 680px;
            margin-bottom: 36px;
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-header .badge-section {
            display: inline-block;
            background: rgba(255, 107, 53, 0.1);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 0.8rem;
            letter-spacing: 0.06em;
            padding: 5px 14px;
            border-radius: 50px;
            margin-bottom: 12px;
            text-transform: uppercase;
        }

        /* ===== Stats Board ===== */
        .stats-board {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            text-align: center;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .stat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
        }

        .stat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .stat-card .stat-icon {
            width: 52px;
            height: 52px;
            background: rgba(255, 107, 53, 0.1);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.3rem;
            color: var(--primary);
        }

        .stat-card .stat-number {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--text-primary);
            letter-spacing: -0.03em;
            line-height: 1.1;
            margin-bottom: 4px;
        }

        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 600;
        }

        .stat-card .stat-desc {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 8px;
            line-height: 1.5;
        }

        /* ===== Service Matrix ===== */
        .service-matrix {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .service-item {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .service-item:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: rgba(255, 107, 53, 0.3);
        }

        .service-item .service-icon {
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, rgba(255, 107, 53, 0.15), rgba(255, 138, 92, 0.1));
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--primary);
            margin-bottom: 16px;
        }

        .service-item h3 {
            font-size: 1.1rem;
            font-weight: 800;
            margin-bottom: 10px;
            color: var(--text-primary);
        }

        .service-item p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 14px;
            flex-grow: 1;
        }

        .service-item .service-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .service-item .service-tags span {
            font-size: 0.72rem;
            font-weight: 600;
            background: var(--bg-light);
            color: var(--text-secondary);
            padding: 4px 10px;
            border-radius: 20px;
            letter-spacing: 0.03em;
        }

        /* ===== Comparison ===== */
        .comparison-wrap {
            display: grid;
            grid-template-columns: 1fr 0.4fr 1fr;
            gap: 20px;
            align-items: stretch;
        }

        .comparison-card {
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            transition: all var(--transition-base);
        }

        .comparison-card.before {
            background: #F0F2F5;
            border: 1.5px solid #D1D5DB;
        }

        .comparison-card.after {
            background: #FFF8F3;
            border: 1.5px solid rgba(255, 107, 53, 0.35);
            box-shadow: var(--shadow-md);
            position: relative;
        }

        .comparison-card.after::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 5px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 0 0 var(--radius-md) var(--radius-md);
        }

        .comparison-card .comparison-title {
            font-size: 1.05rem;
            font-weight: 800;
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .comparison-card.before .comparison-title {
            color: #6B7280;
        }

        .comparison-card.after .comparison-title {
            color: var(--primary-dark);
        }

        .comparison-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .comparison-card ul li {
            font-size: 0.88rem;
            line-height: 1.7;
            margin-bottom: 10px;
            display: flex;
            align-items: flex-start;
            gap: 8px;
            color: var(--text-secondary);
        }

        .comparison-card.before ul li i {
            color: #9CA3AF;
            margin-top: 4px;
        }

        .comparison-card.after ul li i {
            color: #28A745;
            margin-top: 4px;
        }

        .comparison-vs {
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            font-weight: 900;
            color: var(--primary);
        }

        /* ===== Team Showcase Grid ===== */
        .team-showcase-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .team-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .team-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-5px);
        }

        .team-card .team-img-wrap {
            position: relative;
            height: 140px;
            overflow: hidden;
        }

        .team-card .team-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .team-card:hover .team-img-wrap img {
            transform: scale(1.06);
        }

        .team-card .team-img-wrap .team-rank-badge {
            position: absolute;
            top: 10px;
            left: 10px;
            background: rgba(11, 21, 34, 0.82);
            color: #fff;
            font-size: 0.72rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 20px;
            letter-spacing: 0.05em;
            backdrop-filter: blur(8px);
        }

        .team-card .team-body {
            padding: 18px 20px 20px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .team-card .team-name {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .team-card .team-league {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }

        .team-card .team-stats {
            display: flex;
            gap: 12px;
            font-size: 0.75rem;
            color: var(--text-secondary);
            margin-bottom: 12px;
        }

        .team-card .team-stats span {
            background: var(--bg-light);
            padding: 3px 8px;
            border-radius: 12px;
            font-weight: 600;
        }

        .team-card .team-link {
            margin-top: auto;
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .team-card .team-link:hover {
            color: var(--primary-dark);
            gap: 10px;
        }

        /* ===== Deep Content Area ===== */
        .deep-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .deep-content .deep-text h2 {
            font-size: 1.7rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.35;
            margin-bottom: 18px;
            color: var(--text-primary);
        }

        .deep-content .deep-text p {
            font-size: 0.95rem;
            line-height: 1.85;
            color: var(--text-secondary);
            margin-bottom: 16px;
        }

        .deep-content .deep-text .deep-list {
            list-style: none;
            padding: 0;
            margin: 16px 0 0;
        }

        .deep-content .deep-text .deep-list li {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 10px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .deep-content .deep-text .deep-list li i {
            color: var(--primary);
            font-size: 0.9rem;
            margin-top: 5px;
        }

        .deep-image-wrap {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            min-height: 320px;
        }

        .deep-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 320px;
        }

        .deep-image-wrap .deep-image-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(180deg, transparent 0%, rgba(11, 21, 34, 0.85) 100%);
            padding: 48px 24px 24px;
            color: #fff;
        }

        .deep-image-wrap .deep-image-overlay p {
            margin: 0;
            font-size: 0.88rem;
            color: var(--text-on-dark-muted);
            line-height: 1.6;
        }

        /* ===== Process Steps ===== */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step;
        }

        .process-step {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            position: relative;
            transition: all var(--transition-base);
        }

        .process-step:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .process-step .step-num {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            margin: 0 auto 14px;
            box-shadow: var(--shadow-orange);
        }

        .process-step h4 {
            font-size: 1rem;
            font-weight: 800;
            margin-bottom: 8px;
            color: var(--text-primary);
        }

        .process-step p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }

        .faq-item .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            font-size: 0.98rem;
            font-weight: 700;
            color: var(--text-primary);
            text-align: left;
            background: none;
            border: none;
            cursor: pointer;
            transition: background var(--transition-fast);
        }

        .faq-item .faq-question:hover {
            background: rgba(255, 107, 53, 0.05);
        }

        .faq-item .faq-question i {
            color: var(--primary);
            font-size: 0.9rem;
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }

        .faq-item .faq-question[aria-expanded="true"] i {
            transform: rotate(45deg);
        }

        .faq-item .faq-answer {
            display: none;
            padding: 0 22px 18px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        .faq-item .faq-answer.show {
            display: block;
        }

        /* ===== CTA Form ===== */
        .cta-form-section {
            background: linear-gradient(135deg, #1A2A3A 0%, #243B52 50%, #1E3E5F 100%);
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-form-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
        }

        .cta-form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .cta-form-text h2 {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.025em;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .cta-form-text h2 .highlight {
            color: var(--accent);
        }

        .cta-form-text p {
            font-size: 1rem;
            color: var(--text-on-dark-muted);
            line-height: 1.8;
            margin-bottom: 24px;
        }

        .cta-form-text .cta-benefits {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .cta-form-text .cta-benefits li {
            font-size: 0.9rem;
            color: var(--text-on-dark);
            margin-bottom: 10px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
            line-height: 1.6;
        }

        .cta-form-text .cta-benefits li i {
            color: #28A745;
            font-size: 0.9rem;
            margin-top: 5px;
        }

        .cta-form-card {
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            padding: 32px 30px;
            box-shadow: 0 24px 60px rgba(11, 21, 34, 0.3);
        }

        .cta-form-card h3 {
            font-size: 1.3rem;
            font-weight: 800;
            margin-bottom: 6px;
            color: var(--text-primary);
        }

        .cta-form-card .form-subtitle {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-bottom: 22px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-secondary);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 12px 16px;
            border: 1.5px solid var(--border-light);
            border-radius: var(--radius-sm);
            font-size: 0.92rem;
            color: var(--text-primary);
            background: var(--bg-white);
            transition: all var(--transition-fast);
            appearance: none;
            -webkit-appearance: none;
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.15);
        }

        .form-group textarea {
            resize: vertical;
            min-height: 80px;
        }

        .form-group .btn {
            width: 100%;
            justify-content: center;
            font-size: 1rem;
            padding: 14px 20px;
        }

        .form-privacy {
            font-size: 0.75rem;
            color: var(--text-muted);
            text-align: center;
            margin-top: 12px;
            line-height: 1.5;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-on-dark);
            padding: 56px 0 32px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 40px;
        }

        .footer-brand .logo-link {
            margin-bottom: 16px;
        }

        .footer-brand .logo-icon {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
        }

        .footer-brand p {
            font-size: 0.88rem;
            color: var(--text-on-dark-muted);
            line-height: 1.7;
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            font-size: 0.88rem;
            color: var(--text-on-dark-muted);
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer-col ul li a:hover {
            color: var(--primary);
            gap: 10px;
        }

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom .copyright {
            font-size: 0.82rem;
            color: var(--text-on-dark-muted);
        }

        .footer-bottom .footer-links {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 0.8rem;
            color: var(--text-on-dark-muted);
        }

        .footer-bottom .footer-links a {
            color: var(--text-on-dark-muted);
            font-size: 0.8rem;
        }

        .footer-bottom .footer-links a:hover {
            color: var(--primary);
        }

        .footer-bottom .footer-links span {
            font-size: 0.8rem;
            color: var(--text-on-dark-muted);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 0;
            }

            .main-nav a {
                padding: 6px 10px;
                font-size: 0.85rem;
            }

            .hero-coupon-content {
                gap: 32px;
            }

            .hero-coupon-text h1 {
                font-size: 2.2rem;
            }

            .team-showcase-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .stats-board {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .service-matrix {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .deep-content {
                gap: 28px;
            }

            .process-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .cta-form-grid {
                gap: 32px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 60px;
            }

            .header-inner {
                padding: 0 16px;
                gap: 10px;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--bg-white);
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 12px 16px 20px;
                border-bottom: 1px solid var(--border-light);
                box-shadow: var(--shadow-lg);
                z-index: 99;
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav a {
                padding: 12px 16px;
                font-size: 0.95rem;
                border-radius: var(--radius-sm);
                text-align: left;
            }

            .main-nav a.active::after {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .header-cta .btn-outline {
                display: none;
            }

            .header-cta .btn-primary {
                padding: 6px 12px;
                font-size: 0.8rem;
            }

            .hero-coupon {
                padding: 48px 0 40px;
            }

            .hero-coupon-content {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .hero-coupon-text h1 {
                font-size: 1.8rem;
            }

            .coupon-main {
                max-width: 100%;
            }

            .coupon-mini-row {
                max-width: 100%;
            }

            .comparison-wrap {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .comparison-vs {
                font-size: 1.1rem;
            }

            .deep-content {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .deep-image-wrap,
            .deep-image-wrap img {
                min-height: 240px;
            }

            .cta-form-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .cta-form-text h2 {
                font-size: 1.6rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }

            .footer-bottom .footer-links {
                justify-content: center;
            }

            .section {
                padding: 48px 0;
            }

            .section-title {
                font-size: 1.5rem;
            }

            .stats-board {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .stat-card {
                padding: 20px 14px;
            }

            .stat-card .stat-number {
                font-size: 1.6rem;
            }

            .service-matrix {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .team-showcase-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .process-steps {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .cta-form-card {
                padding: 24px 20px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .hero-coupon-text h1 {
                font-size: 1.5rem;
            }

            .hero-coupon-text p.lead {
                font-size: 0.95rem;
            }

            .hero-coupon-actions {
                flex-direction: column;
                align-items: stretch;
            }

            .hero-coupon-actions .btn {
                width: 100%;
                justify-content: center;
            }

            .hero-trust-badge {
                justify-content: flex-start;
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .coupon-main {
                padding: 24px 20px;
            }

            .coupon-main-price {
                font-size: 2.4rem;
            }

            .stats-board {
                grid-template-columns: 1fr;
                gap: 10px;
            }

            .section-title {
                font-size: 1.3rem;
            }

            .section-subtitle {
                font-size: 0.9rem;
            }

            .faq-item .faq-question {
                padding: 14px 16px;
                font-size: 0.9rem;
            }

            .faq-item .faq-answer {
                padding: 0 16px 14px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #FF6B35;
            --primary-dark: #E0552A;
            --primary-light: #FF8A5C;
            --secondary: #1A2A3A;
            --secondary-light: #243B52;
            --accent: #FFC53D;
            --accent-deep: #F5A623;
            --bg-dark: #0B1522;
            --bg-dark-2: #111E2E;
            --bg-light: #F6F8FB;
            --bg-white: #FFFFFF;
            --bg-cream: #FBF7F0;
            --text-primary: #1A1A2E;
            --text-secondary: #4A5568;
            --text-muted: #7B8794;
            --text-on-dark: #E8EDF2;
            --text-on-dark-muted: #9AABBC;
            --border-light: #E5E7EB;
            --border-dark: rgba(255, 255, 255, 0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(11, 21, 34, 0.06);
            --shadow-md: 0 6px 24px rgba(11, 21, 34, 0.1);
            --shadow-lg: 0 16px 48px rgba(11, 21, 34, 0.14);
            --shadow-orange: 0 8px 28px rgba(255, 107, 53, 0.32);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --container-max: 1200px;
            --header-height: 64px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.45s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-white);
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--primary);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 2px 20px rgba(11, 21, 34, 0.06);
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 6px 32px rgba(11, 21, 34, 0.1);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            min-height: var(--header-height);
            padding: 0 24px;
            max-width: var(--container-max);
            margin: 0 auto;
        }

        .logo-link {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.45rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            flex-shrink: 0;
        }

        .logo-link:hover {
            color: var(--primary);
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-radius: var(--radius-md);
            font-size: 1.1rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            box-shadow: var(--shadow-orange);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }

        .main-nav a:hover {
            color: var(--primary);
            background: rgba(255, 107, 53, 0.07);
        }

        .main-nav a.active {
            color: var(--primary);
            background: rgba(255, 107, 53, 0.1);
            font-weight: 700;
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }

        .header-cta {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 700;
            font-size: 0.95rem;
            border-radius: var(--radius-md);
            padding: 10px 18px;
            line-height: 1.4;
            transition: all var(--transition-base);
            white-space: nowrap;
            border: 1px solid transparent;
            outline: none;
            text-decoration: none;
        }

        .btn:focus-visible {
            outline: 3px solid rgba(255, 107, 53, 0.45);
            outline-offset: 2px;
        }

        .btn-sm {
            padding: 8px 14px;
            font-size: 0.87rem;
            border-radius: var(--radius-sm);
        }

        .btn-lg {
            padding: 13px 26px;
            font-size: 1rem;
            border-radius: var(--radius-md);
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: var(--shadow-orange);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(255, 107, 53, 0.38);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 4px 14px rgba(255, 107, 53, 0.28);
        }

        .btn-outline {
            background: transparent;
            color: var(--text-secondary);
            border-color: var(--border-light);
        }

        .btn-outline:hover {
            color: var(--primary);
            border-color: var(--primary);
            background: rgba(255, 107, 53, 0.04);
        }

        .btn-ghost {
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
            border-color: rgba(255, 255, 255, 0.22);
            backdrop-filter: blur(8px);
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.14);
            border-color: rgba(255, 255, 255, 0.45);
            color: #fff;
            transform: translateY(-2px);
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            background: #fff;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            transition: all var(--transition-fast);
        }

        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition-base);
        }

        .nav-toggle:hover {
            border-color: var(--primary);
        }

        /* ===== Hero ===== */
        .page-hero {
            position: relative;
            padding: 90px 0 110px;
            background-color: var(--bg-dark);
            background-image: linear-gradient(to bottom, rgba(11, 21, 34, 0.88), rgba(11, 21, 34, 0.94)), url('/assets/images/backpic/back-1.webp');
            background-position: center;
            background-size: cover;
            background-repeat: no-repeat;
            overflow: hidden;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            width: 520px;
            height: 520px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 107, 53, 0.32), transparent 68%);
            right: -120px;
            top: -140px;
            pointer-events: none;
        }

        .hero-grid {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1.05fr 0.95fr;
            gap: 56px;
            align-items: center;
        }

        .hero-copy {
            color: var(--text-on-dark);
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.16);
            color: #FFD7C2;
            font-weight: 600;
            font-size: 0.88rem;
            padding: 8px 14px;
            border-radius: 999px;
            margin-bottom: 22px;
            backdrop-filter: blur(8px);
        }

        .badge-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #34D399;
            box-shadow: 0 0 0 4px rgba(52, 211, 153, 0.2);
        }

        .hero-copy h1 {
            font-size: 3.1rem;
            line-height: 1.18;
            letter-spacing: -0.04em;
            color: #fff;
            font-weight: 850;
            margin-bottom: 22px;
            max-width: 700px;
        }

        .hero-copy p {
            font-size: 1.1rem;
            line-height: 1.85;
            color: var(--text-on-dark-muted);
            max-width: 650px;
            margin-bottom: 32px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px;
            margin-bottom: 36px;
        }

        .hero-trust {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.14);
            padding-top: 28px;
        }

        .hero-trust div {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .hero-trust strong {
            font-size: 1.55rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
        }

        .hero-trust span {
            font-size: 0.86rem;
            color: var(--text-on-dark-muted);
        }

        .hero-visual {
            position: relative;
            display: flex;
            flex-direction: column;
            gap: 18px;
            align-items: flex-end;
        }

        .hero-chart-img {
            width: 88%;
            border-radius: var(--radius-lg);
            box-shadow: 0 30px 80px rgba(0, 0, 0, 0.38);
            border: 1px solid rgba(255, 255, 255, 0.12);
        }

        .rank-card {
            width: 100%;
            max-width: 400px;
            background: rgba(17, 30, 46, 0.88);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: var(--radius-lg);
            padding: 20px 20px 16px;
            box-shadow: 0 30px 80px rgba(0, 0, 0, 0.42);
            backdrop-filter: blur(16px);
        }

        .rank-card-head {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            margin-bottom: 14px;
        }

        .rank-card-head h3 {
            color: #fff;
            font-size: 1.15rem;
            font-weight: 700;
        }

        .league-tag {
            display: inline-block;
            background: rgba(255, 197, 61, 0.16);
            color: var(--accent);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 3px 8px;
            border-radius: 6px;
            margin-bottom: 6px;
        }

        .live-pill {
            font-size: 0.72rem;
            font-weight: 700;
            color: #34D399;
            background: rgba(52, 211, 153, 0.12);
            padding: 4px 8px;
            border-radius: 999px;
            white-space: nowrap;
        }

        .rank-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .rank-list li {
            display: grid;
            grid-template-columns: 28px 1fr 48px;
            align-items: center;
            gap: 10px;
            padding: 9px 10px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.04);
            color: #fff;
            font-size: 0.92rem;
        }

        .rank-list li:first-child {
            background: rgba(255, 107, 53, 0.2);
            border: 1px solid rgba(255, 107, 53, 0.32);
        }

        .rank-list li span {
            font-weight: 800;
            color: var(--accent);
            text-align: center;
        }

        .rank-list li strong {
            font-weight: 650;
            color: #fff;
        }

        .rank-list li em {
            font-style: normal;
            font-weight: 800;
            text-align: right;
            color: #fff;
        }

        .rank-list li.danger-zone {
            background: rgba(239, 68, 68, 0.12);
            border: 1px solid rgba(239, 68, 68, 0.24);
        }

        .rank-list li.danger-zone strong {
            color: #FCA5A5;
        }

        .rank-list li.danger-zone span {
            color: #FCA5A5;
        }

        /* ===== Section common ===== */
        .section {
            padding: 88px 0;
            position: relative;
        }

        .section.bg-light {
            background: var(--bg-light);
        }

        .section.bg-dark {
            background: var(--bg-dark);
            color: var(--text-on-dark);
        }

        .section-heading {
            max-width: 680px;
            margin-bottom: 44px;
        }

        .section-heading.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            font-weight: 800;
            letter-spacing: 0.08em;
            color: var(--primary);
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-eyebrow::before {
            content: '';
            width: 26px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .section-heading h2 {
            font-size: 2.1rem;
            line-height: 1.3;
            letter-spacing: -0.03em;
            color: var(--text-primary);
            font-weight: 800;
            margin-bottom: 14px;
        }

        .bg-dark .section-heading h2 {
            color: #fff;
        }

        .section-heading p {
            font-size: 1.05rem;
            color: var(--text-secondary);
            line-height: 1.85;
        }

        .bg-dark .section-heading p {
            color: var(--text-on-dark-muted);
        }

        /* ===== Metrics ===== */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .metric-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(255, 107, 53, 0.3);
        }

        .metric-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .metric-card:hover::after {
            opacity: 1;
        }

        .metric-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-md);
            background: rgba(255, 107, 53, 0.1);
            color: var(--primary);
            font-size: 1.35rem;
            margin-bottom: 18px;
        }

        .metric-card h3 {
            font-size: 2.25rem;
            font-weight: 850;
            letter-spacing: -0.03em;
            color: var(--text-primary);
            line-height: 1;
            margin-bottom: 10px;
        }

        .metric-card p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            font-weight: 600;
        }

        /* ===== Mini league cards ===== */
        .league-mini-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .league-mini-card {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 22px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .league-mini-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(255, 107, 53, 0.3);
        }

        .league-mini-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .league-mini-name {
            font-weight: 800;
            font-size: 1.05rem;
            color: var(--text-primary);
        }

        .league-mini-status {
            font-size: 0.72rem;
            font-weight: 800;
            color: #16A34A;
            background: rgba(22, 163, 74, 0.1);
            padding: 4px 8px;
            border-radius: 999px;
        }

        .league-mini-card p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .league-mini-link {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: auto;
        }

        .league-mini-link:hover {
            color: var(--primary-dark);
        }

        /* ===== Service matrix ===== */
        .service-matrix {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 16px;
        }

        .service-item {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 22px 18px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            min-height: 150px;
        }

        .service-item:nth-child(1),
        .service-item:nth-child(4) {
            grid-column: span 2;
        }

        .service-item:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
            border-color: rgba(255, 107, 53, 0.3);
        }

        .service-item .service-num {
            font-size: 0.75rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.08em;
            margin-bottom: 12px;
            display: inline-block;
        }

        .service-item h3 {
            font-size: 1.12rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .service-item p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ===== Compare ===== */
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 90px 1fr;
            gap: 20px;
            align-items: stretch;
        }

        .compare-panel {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 30px 26px;
            box-shadow: var(--shadow-sm);
        }

        .compare-panel.dark {
            background: var(--bg-dark-2);
            border-color: var(--border-dark);
            color: var(--text-on-dark);
            box-shadow: var(--shadow-lg);
        }

        .compare-panel h3 {
            font-size: 1.3rem;
            font-weight: 800;
            margin-bottom: 18px;
            color: var(--text-primary);
        }

        .compare-panel.dark h3 {
            color: #fff;
        }

        .compare-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .compare-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .compare-panel.dark .compare-list li {
            color: var(--text-on-dark-muted);
        }

        .compare-list li::before {
            content: '·';
            color: var(--primary);
            font-weight: 800;
            font-size: 1.3rem;
            line-height: 1;
            flex-shrink: 0;
        }

        .compare-vs {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .vs-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff;
            font-weight: 850;
            font-size: 0.98rem;
            box-shadow: var(--shadow-orange);
            letter-spacing: -0.02em;
        }

        /* ===== Deep text ===== */
        .deep-grid {
            display: grid;
            grid-template-columns: 0.95fr 1.05fr;
            gap: 48px;
            align-items: center;
        }

        .deep-content h2 {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            color: var(--text-primary);
            margin-bottom: 16px;
        }

        .deep-content p {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.9;
            margin-bottom: 16px;
        }

        .deep-content p strong {
            color: var(--text-primary);
            font-weight: 700;
        }

        .deep-content ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-top: 20px;
        }

        .deep-content ul li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.95rem;
            color: var(--text-secondary);
        }

        .deep-content ul li::before {
            content: '✓';
            color: var(--primary);
            font-weight: 800;
        }

        .deep-image {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border-light);
        }

        .deep-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* ===== Scenarios ===== */
        .scenario-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .scenario-item {
            display: grid;
            grid-template-columns: 48px 1fr auto;
            align-items: center;
            gap: 18px;
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 18px 22px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }

        .scenario-item:hover {
            box-shadow: var(--shadow-md);
            border-color: rgba(255, 107, 53, 0.3);
            transform: translateX(4px);
        }

        .scenario-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: rgba(255, 107, 53, 0.1);
            color: var(--primary);
            font-size: 1.3rem;
        }

        .scenario-info h3 {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .scenario-info p {
            font-size: 0.92rem;
            color: var(--text-secondary);
        }

        .scenario-tag {
            font-size: 0.78rem;
            font-weight: 800;
            color: var(--primary);
            background: rgba(255, 107, 53, 0.08);
            padding: 6px 10px;
            border-radius: 999px;
            white-space: nowrap;
        }

        /* ===== Steps ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step;
        }

        .step-card {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            box-shadow: var(--shadow-sm);
            position: relative;
            transition: all var(--transition-base);
        }

        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .step-card::before {
            counter-increment: step;
            content: counter(step, decimal-leading-zero);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-weight: 800;
            font-size: 0.95rem;
            margin-bottom: 18px;
        }

        .step-card h3 {
            font-size: 1.08rem;
            font-weight: 800;
            margin-bottom: 8px;
            color: var(--text-primary);
        }

        .step-card p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .faq-item.open {
            border-color: rgba(255, 107, 53, 0.35);
            box-shadow: var(--shadow-md);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            padding: 20px 22px;
            text-align: left;
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            background: transparent;
            transition: color var(--transition-fast);
        }

        .faq-question:hover {
            color: var(--primary);
        }

        .faq-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: rgba(255, 107, 53, 0.1);
            color: var(--primary);
            font-weight: 800;
            flex-shrink: 0;
            transition: transform var(--transition-base);
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base), padding var(--transition-base);
            padding: 0 22px;
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px;
        }

        /* ===== CTA / Form ===== */
        .cta-grid {
            display: grid;
            grid-template-columns: 1fr 0.85fr;
            gap: 40px;
            align-items: center;
        }

        .cta-copy h2 {
            font-size: 2rem;
            font-weight: 850;
            letter-spacing: -0.03em;
            color: #fff;
            margin-bottom: 16px;
        }

        .cta-copy p {
            font-size: 1.05rem;
            color: var(--text-on-dark-muted);
            line-height: 1.85;
            margin-bottom: 24px;
        }

        .cta-benefits {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-top: 20px;
        }

        .cta-benefits li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
        }

        .cta-benefits li::before {
            content: '✓';
            color: #34D399;
            font-weight: 800;
        }

        .cta-form-card {
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            padding: 30px;
            box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
        }

        .cta-form-card h3 {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .cta-form-card > p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 22px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 12px 14px;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            background: #fff;
            color: var(--text-primary);
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            outline: none;
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.12);
        }

        .form-group textarea {
            resize: vertical;
            min-height: 80px;
        }

        .form-submit {
            width: 100%;
            margin-top: 6px;
        }

        .form-note {
            margin-top: 14px;
            font-size: 0.75rem;
            color: var(--text-muted);
            text-align: center;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-on-dark);
            padding: 70px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 50px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }

        .footer-brand .logo-link {
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 0.92rem;
            line-height: 1.8;
            color: var(--text-on-dark-muted);
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul a {
            font-size: 0.9rem;
            color: var(--text-on-dark-muted);
            transition: color var(--transition-fast);
        }

        .footer-col ul a:hover {
            color: var(--primary);
        }

        .footer-bottom {
            padding: 22px 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
        }

        .copyright {
            font-size: 0.84rem;
            color: var(--text-on-dark-muted);
        }

        .footer-links {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            font-size: 0.82rem;
            color: var(--text-on-dark-muted);
        }

        .footer-links a {
            color: var(--text-on-dark-muted);
        }

        .footer-links a:hover {
            color: var(--primary);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1100px) {
            .service-matrix {
                grid-template-columns: repeat(3, 1fr);
            }
            .service-item:nth-child(1),
            .service-item:nth-child(4) {
                grid-column: span 1;
            }
            .metric-card h3 {
                font-size: 1.9rem;
            }
        }

        @media (max-width: 1024px) {
            .nav-toggle {
                display: inline-flex;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                width: 100%;
                background: rgba(255, 255, 255, 0.98);
                border-bottom: 1px solid var(--border-light);
                box-shadow: var(--shadow-lg);
                padding: 16px 24px 20px;
                flex-direction: column;
                align-items: stretch;
                gap: 6px;
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
            }

            .main-nav.nav-open {
                display: flex;
            }

            .main-nav a {
                padding: 12px 14px;
                font-size: 1rem;
                border-radius: var(--radius-sm);
            }

            .main-nav a.active::after {
                position: static;
                display: inline-block;
                width: 6px;
                height: 6px;
                margin-left: 8px;
                vertical-align: middle;
                background: var(--primary);
                border-radius: 50%;
            }

            .hero-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .hero-visual {
                align-items: flex-start;
                flex-direction: row;
                flex-wrap: wrap;
            }

            .hero-chart-img {
                width: calc(50% - 10px);
            }

            .rank-card {
                max-width: none;
                width: calc(50% - 10px);
            }

            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .league-mini-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .service-matrix {
                grid-template-columns: repeat(2, 1fr);
            }

            .compare-grid {
                grid-template-columns: 1fr;
            }

            .compare-vs {
                padding: 6px 0;
            }

            .vs-badge {
                width: 52px;
                height: 52px;
                font-size: 0.85rem;
            }

            .deep-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .deep-image {
                max-height: 380px;
            }

            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .cta-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                min-height: 60px;
                padding: 0 16px;
            }

            .logo-link {
                font-size: 1.25rem;
            }

            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 0.95rem;
            }

            .header-cta .btn-outline {
                display: none;
            }

            .section {
                padding: 64px 0;
            }

            .section-heading h2 {
                font-size: 1.7rem;
            }

            .hero-copy h1 {
                font-size: 2.25rem;
            }

            .hero-copy p {
                font-size: 1rem;
            }

            .hero-visual {
                flex-direction: column;
            }

            .hero-chart-img,
            .rank-card {
                width: 100%;
            }

            .metrics-grid {
                grid-template-columns: 1fr 1fr;
            }

            .compare-grid {
                grid-template-columns: 1fr;
            }

            .cta-form-card {
                padding: 22px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .header-cta .btn-primary {
                display: none;
            }

            .header-cta .nav-toggle {
                display: inline-flex;
            }

            .hero-badge {
                font-size: 0.78rem;
            }

            .hero-copy h1 {
                font-size: 1.9rem;
            }

            .hero-trust {
                gap: 16px;
            }

            .hero-trust strong {
                font-size: 1.35rem;
            }

            .metrics-grid,
            .league-mini-grid,
            .service-matrix {
                grid-template-columns: 1fr;
            }

            .service-item:nth-child(1),
            .service-item:nth-child(4) {
                grid-column: span 1;
            }

            .scenario-item {
                grid-template-columns: 40px 1fr;
                gap: 12px;
                padding: 14px;
            }

            .scenario-icon {
                width: 40px;
                height: 40px;
                font-size: 1.1rem;
            }

            .scenario-tag {
                grid-column: 1 / -1;
                justify-self: start;
            }

            .steps-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 26px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category7 */
:root {
            --primary: #FF6B35;
            --primary-dark: #E0552A;
            --primary-light: #FF8A5C;
            --secondary: #1A2A3A;
            --secondary-light: #243B52;
            --accent: #FFC53D;
            --accent-deep: #F5A623;
            --bg-dark: #0B1522;
            --bg-dark-2: #111E2E;
            --bg-light: #F6F8FB;
            --bg-white: #FFFFFF;
            --bg-cream: #FBF7F0;
            --text-primary: #1A1A2E;
            --text-secondary: #4A5568;
            --text-muted: #7B8794;
            --text-on-dark: #E8EDF2;
            --text-on-dark-muted: #9AABBC;
            --border-light: #E5E7EB;
            --border-dark: rgba(255,255,255,0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(11,21,34,0.06);
            --shadow-md: 0 6px 24px rgba(11,21,34,0.1);
            --shadow-lg: 0 16px 48px rgba(11,21,34,0.14);
            --shadow-orange: 0 8px 28px rgba(255,107,53,0.32);
            --font-sans: 'Inter','PingFang SC','Microsoft YaHei',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
            --container-max: 1200px;
            --header-height: 72px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s cubic-bezier(0.4,0,0.2,1);
            --transition-slow: 0.45s cubic-bezier(0.25,0.8,0.25,1);
        }

        *,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
        html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;}
        body{font-family:var(--font-sans);font-size:16px;line-height:1.7;color:var(--text-primary);background-color:var(--bg-white);overflow-x:hidden;}

        img{max-width:100%;height:auto;display:block;border:0;}
        a{text-decoration:none;color:inherit;transition:color var(--transition-fast);}
        a:hover{color:var(--primary);}
        button,input,select,textarea{font-family:inherit;font-size:inherit;line-height:inherit;}
        button{cursor:pointer;border:none;background:none;}

        .container{max-width:var(--container-max);margin:0 auto;padding:0 24px;}

        /* ===== Header / Nav ===== */
        .site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,0.94);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border-light);box-shadow:0 2px 20px rgba(11,21,34,0.06);transition:box-shadow var(--transition-base);}
        .site-header.scrolled{box-shadow:0 6px 32px rgba(11,21,34,0.1);}
        .header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:var(--header-height);padding:0 24px;max-width:var(--container-max);margin:0 auto;}
        .logo-link{display:inline-flex;align-items:center;gap:10px;font-size:1.45rem;font-weight:800;letter-spacing:-0.02em;color:var(--text-primary);flex-shrink:0;}
        .logo-link:hover{color:var(--primary);}
        .logo-icon{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;border-radius:var(--radius-md);font-size:1.1rem;font-weight:800;letter-spacing:-0.03em;box-shadow:var(--shadow-orange);}
        .main-nav{display:flex;align-items:center;gap:4px;flex-wrap:nowrap;}
        .main-nav a{display:inline-block;padding:8px 14px;font-size:0.92rem;font-weight:600;color:var(--text-secondary);border-radius:var(--radius-sm);white-space:nowrap;transition:all var(--transition-fast);position:relative;}
        .main-nav a:hover{color:var(--primary);background:rgba(255,107,53,0.07);}
        .main-nav a.active{color:var(--primary);background:rgba(255,107,53,0.1);font-weight:700;}
        .main-nav a.active::after{content:'';position:absolute;bottom:2px;left:50%;transform:translateX(-50%);width:20px;height:3px;background:var(--primary);border-radius:2px;}
        .header-cta{display:flex;align-items:center;gap:10px;flex-shrink:0;}

        .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 26px;font-size:0.95rem;font-weight:700;border-radius:var(--radius-md);transition:all var(--transition-base);letter-spacing:-0.01em;line-height:1.4;cursor:pointer;}
        .btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:var(--shadow-orange);}
        .btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 36px rgba(255,107,53,0.4);color:#fff;}
        .btn-primary:active{transform:translateY(0);}
        .btn-outline{border:2px solid var(--border-light);color:var(--text-secondary);background:transparent;}
        .btn-outline:hover{border-color:var(--primary);color:var(--primary);background:rgba(255,107,53,0.04);}
        .btn-sm{padding:8px 18px;font-size:0.85rem;border-radius:var(--radius-sm);}
        .btn-lg{padding:16px 36px;font-size:1.05rem;border-radius:var(--radius-lg);}

        .nav-toggle{display:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:44px;height:44px;border-radius:var(--radius-sm);border:1px solid var(--border-light);background:var(--bg-white);transition:all var(--transition-fast);}
        .nav-toggle span{display:block;width:20px;height:2px;background:var(--text-primary);border-radius:2px;transition:all var(--transition-base);}
        .nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
        .nav-toggle.open span:nth-child(2){opacity:0;}
        .nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

        /* ===== Hero：创作者头图 ===== */
        .hero{position:relative;background:var(--bg-dark);overflow:hidden;min-height:560px;display:flex;align-items:center;padding:70px 0 80px;}
        .hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;opacity:0.35;z-index:1;}
        .hero-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,21,34,0.75) 0%,rgba(11,21,34,0.85) 55%,rgba(11,21,34,0.95) 100%);z-index:2;}
        .hero-content{position:relative;z-index:3;text-align:center;max-width:800px;margin:0 auto;padding:0 24px;}
        .hero-avatar{width:104px;height:104px;margin:0 auto 18px;border-radius:var(--radius-xl);background:linear-gradient(135deg,var(--primary),var(--primary-dark));display:flex;align-items:center;justify-content:center;font-size:2.4rem;font-weight:800;color:#fff;box-shadow:0 0 0 5px rgba(255,107,53,0.2),0 12px 40px rgba(255,107,53,0.45);position:relative;}
        .hero-name{font-size:2.6rem;font-weight:800;color:var(--text-on-dark);letter-spacing:-0.03em;margin-bottom:12px;}
        .hero-desc{font-size:1.08rem;color:var(--text-on-dark-muted);max-width:640px;margin:0 auto 24px;line-height:1.8;}
        .hero-badges{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:28px;}
        .hero-badge{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;border-radius:999px;background:rgba(255,255,255,0.08);border:1px solid var(--border-dark);color:var(--text-on-dark);font-size:0.88rem;font-weight:600;backdrop-filter:blur(8px);transition:all var(--transition-fast);}
        .hero-badge:hover{background:rgba(255,107,53,0.22);border-color:rgba(255,107,53,0.45);color:#fff;transform:translateY(-2px);}
        .hero-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}

        /* ===== Section通用 ===== */
        .section{padding:72px 0;}
        .section-dark{background:var(--bg-dark);}
        .section-dark2{background:var(--bg-dark-2);}
        .section-light{background:var(--bg-light);}
        .section-cream{background:var(--bg-cream);}
        .section-white{background:var(--bg-white);}
        .section-head{margin-bottom:44px;}
        .section-head h2{font-size:2rem;font-weight:800;letter-spacing:-0.03em;color:var(--text-primary);margin-bottom:10px;}
        .section-head p{font-size:1.05rem;color:var(--text-muted);max-width:680px;}
        .section-head.center{text-align:center;}
        .section-head.center p{margin-left:auto;margin-right:auto;}
        .section-dark .section-head h2{color:var(--text-on-dark);}
        .section-dark .section-head p{color:var(--text-on-dark-muted);}

        /* ===== 指标看板 ===== */
        .metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
        .metric-card{background:var(--bg-white);border-radius:var(--radius-lg);padding:28px 24px;box-shadow:var(--shadow-sm);border:1px solid var(--border-light);transition:all var(--transition-base);position:relative;overflow:hidden;}
        .metric-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--accent));opacity:0;transition:opacity var(--transition-base);}
        .metric-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);border-color:rgba(255,107,53,0.2);}
        .metric-card:hover::before{opacity:1;}
        .metric-icon{width:48px;height:48px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:1.4rem;margin-bottom:16px;background:rgba(255,107,53,0.08);color:var(--primary);}
        .metric-value{font-size:2.4rem;font-weight:800;letter-spacing:-0.04em;color:var(--text-primary);line-height:1.2;margin-bottom:4px;}
        .metric-label{font-size:0.92rem;font-weight:600;color:var(--text-muted);}
        .metric-trend{display:inline-flex;align-items:center;gap:4px;font-size:0.82rem;font-weight:700;color:#10B981;margin-left:8px;}
        .metric-trend.up{color:#10B981;}
        .metric-trend.down{color:#EF4444;}

        /* ===== 服务矩阵 ===== */
        .service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
        .service-card{background:var(--bg-white);border-radius:var(--radius-lg);padding:32px 28px;box-shadow:var(--shadow-sm);border:1px solid var(--border-light);transition:all var(--transition-base);display:flex;flex-direction:column;}
        .service-card:hover{box-shadow:var(--shadow-md);transform:translateY(-5px);border-color:rgba(255,107,53,0.25);}
        .service-card .service-img{width:100%;aspect-ratio:16/9;border-radius:var(--radius-md);overflow:hidden;margin-bottom:20px;background:var(--bg-light);position:relative;}
        .service-card .service-img img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-slow);}
        .service-card:hover .service-img img{transform:scale(1.05);}
        .service-card h3{font-size:1.22rem;font-weight:700;color:var(--text-primary);margin-bottom:10px;letter-spacing:-0.01em;}
        .service-card p{font-size:0.95rem;color:var(--text-muted);line-height:1.75;flex:1;margin-bottom:18px;}
        .service-card .service-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:18px;}
        .service-card .service-tags span{font-size:0.78rem;font-weight:600;padding:4px 12px;border-radius:999px;background:rgba(255,107,53,0.07);color:var(--primary);}
        .service-card .btn-link{font-weight:700;color:var(--primary);display:inline-flex;align-items:center;gap:6px;font-size:0.92rem;}
        .service-card .btn-link:hover{gap:10px;}

        /* ===== 结果对比 ===== */
        .comparison-wrap{background:var(--bg-white);border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid var(--border-light);}
        .comparison-header{display:grid;grid-template-columns:1fr 80px 1fr;align-items:center;background:var(--bg-dark);padding:16px 28px;color:var(--text-on-dark);font-weight:700;font-size:1.02rem;}
        .comparison-header .vs-badge{text-align:center;font-size:0.88rem;font-weight:800;color:var(--accent);background:rgba(255,197,61,0.15);border-radius:999px;padding:6px 14px;justify-self:center;}
        .comparison-body{display:grid;grid-template-columns:1fr 80px 1fr;gap:0;}
        .comparison-col{padding:28px;}
        .comparison-col.before{background:rgba(255,255,255,0.7);}
        .comparison-col.after{background:linear-gradient(135deg,rgba(255,107,53,0.04),rgba(255,197,61,0.06));}
        .comparison-col h4{font-size:1.05rem;font-weight:700;margin-bottom:16px;}
        .comparison-col.before h4{color:#6B7280;}
        .comparison-col.after h4{color:var(--primary);}
        .comparison-list{list-style:none;display:flex;flex-direction:column;gap:12px;}
        .comparison-list li{display:flex;align-items:flex-start;gap:10px;font-size:0.92rem;color:var(--text-secondary);line-height:1.6;}
        .comparison-list li .ico{width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:0.75rem;font-weight:800;margin-top:2px;}
        .comparison-list li .ico.bad{background:rgba(239,68,68,0.1);color:#EF4444;}
        .comparison-list li .ico.good{background:rgba(16,185,129,0.1);color:#10B981;}

        /* ===== 深度内容区 ===== */
        .insight-block{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;}
        .insight-block.reverse{grid-template-columns:1fr 1fr;direction:rtl;}
        .insight-block.reverse > *{direction:ltr;}
        .insight-text h3{font-size:1.5rem;font-weight:800;letter-spacing:-0.02em;color:var(--text-primary);margin-bottom:14px;}
        .insight-text p{font-size:1rem;color:var(--text-secondary);line-height:1.85;margin-bottom:14px;}
        .insight-text .insight-list{list-style:none;display:flex;flex-direction:column;gap:10px;margin-top:8px;}
        .insight-text .insight-list li{display:flex;align-items:flex-start;gap:10px;font-size:0.95rem;color:var(--text-secondary);}
        .insight-text .insight-list li .dot{width:8px;height:8px;border-radius:50%;background:var(--primary);margin-top:8px;flex-shrink:0;}
        .insight-img{border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-lg);position:relative;}
        .insight-img img{width:100%;aspect-ratio:4/3;object-fit:cover;}

        /* ===== 品牌介绍 ===== */
        .brand-intro{background:linear-gradient(135deg,var(--bg-dark),var(--bg-dark-2));border-radius:var(--radius-xl);padding:56px 48px;text-align:center;position:relative;overflow:hidden;box-shadow:var(--shadow-lg);}
        .brand-intro::before{content:'';position:absolute;top:-60%;left:50%;transform:translateX(-50%);width:700px;height:700px;background:radial-gradient(circle,rgba(255,107,53,0.12),transparent 65%);border-radius:50%;pointer-events:none;}
        .brand-intro h3{font-size:1.7rem;font-weight:800;color:var(--text-on-dark);margin-bottom:18px;letter-spacing:-0.02em;position:relative;}
        .brand-intro p{font-size:1.02rem;color:var(--text-on-dark-muted);max-width:820px;margin:0 auto;line-height:1.9;position:relative;}

        /* ===== FAQ ===== */
        .faq-list{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
        .faq-item{background:var(--bg-white);border-radius:var(--radius-md);border:1px solid var(--border-light);overflow:hidden;transition:all var(--transition-base);}
        .faq-item.open{box-shadow:var(--shadow-md);border-color:rgba(255,107,53,0.25);}
        .faq-question{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;cursor:pointer;font-weight:700;font-size:1rem;color:var(--text-primary);transition:all var(--transition-fast);user-select:none;}
        .faq-question:hover{color:var(--primary);background:rgba(255,107,53,0.03);}
        .faq-question .faq-arrow{width:28px;height:28px;border-radius:50%;background:var(--bg-light);display:flex;align-items:center;justify-content:center;font-size:0.85rem;transition:all var(--transition-base);flex-shrink:0;color:var(--text-muted);}
        .faq-item.open .faq-question .faq-arrow{transform:rotate(180deg);background:rgba(255,107,53,0.1);color:var(--primary);}
        .faq-answer{max-height:0;overflow:hidden;transition:max-height 0.35s ease,padding 0.3s ease;padding:0 24px;}
        .faq-item.open .faq-answer{max-height:300px;padding:0 24px 20px;}
        .faq-answer p{font-size:0.95rem;color:var(--text-muted);line-height:1.8;}

        /* ===== 转化表单 ===== */
        .form-panel{background:var(--bg-white);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);border:1px solid var(--border-light);overflow:hidden;display:grid;grid-template-columns:1fr 1fr;}
        .form-intro{background:linear-gradient(135deg,var(--secondary),var(--bg-dark-2));padding:48px 40px;display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden;}
        .form-intro::before{content:'';position:absolute;top:-40%;right:-30%;width:400px;height:400px;background:radial-gradient(circle,rgba(255,107,53,0.18),transparent 60%);border-radius:50%;pointer-events:none;}
        .form-intro h3{font-size:1.6rem;font-weight:800;color:var(--text-on-dark);margin-bottom:14px;position:relative;}
        .form-intro p{font-size:1rem;color:var(--text-on-dark-muted);line-height:1.85;position:relative;}
        .form-intro .form-perks{list-style:none;margin-top:22px;display:flex;flex-direction:column;gap:10px;position:relative;}
        .form-intro .form-perks li{display:flex;align-items:center;gap:10px;color:var(--text-on-dark);font-size:0.92rem;}
        .form-intro .form-perks li .check{width:22px;height:22px;border-radius:50%;background:rgba(255,107,53,0.2);display:flex;align-items:center;justify-content:center;font-size:0.8rem;color:var(--primary-light);}
        .form-body{padding:48px 40px;display:flex;flex-direction:column;justify-content:center;}
        .form-body h4{font-size:1.15rem;font-weight:700;color:var(--text-primary);margin-bottom:20px;}
        .form-group{margin-bottom:16px;}
        .form-group label{display:block;font-size:0.85rem;font-weight:600;color:var(--text-secondary);margin-bottom:6px;}
        .form-group input,.form-group select,.form-group textarea{width:100%;padding:12px 16px;border:2px solid var(--border-light);border-radius:var(--radius-sm);font-size:0.95rem;color:var(--text-primary);background:var(--bg-white);transition:all var(--transition-fast);outline:none;}
        .form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(255,107,53,0.12);}
        .form-group input::placeholder,.form-group textarea::placeholder{color:var(--text-muted);}
        .form-body .btn{width:100%;}

        /* ===== CTA ===== */
        .cta-section{position:relative;overflow:hidden;background:linear-gradient(135deg,var(--primary),var(--primary-dark));border-radius:var(--radius-xl);padding:56px 48px;text-align:center;box-shadow:0 20px 60px rgba(255,107,53,0.35);}
        .cta-section::before{content:'';position:absolute;top:-50%;left:-20%;width:500px;height:500px;background:radial-gradient(circle,rgba(255,255,255,0.12),transparent 60%);border-radius:50%;pointer-events:none;}
        .cta-section::after{content:'';position:absolute;bottom:-50%;right:-10%;width:400px;height:400px;background:radial-gradient(circle,rgba(255,197,61,0.25),transparent 60%);border-radius:50%;pointer-events:none;}
        .cta-section h2{font-size:2rem;font-weight:800;color:#fff;margin-bottom:12px;letter-spacing:-0.03em;position:relative;z-index:2;}
        .cta-section p{font-size:1.05rem;color:rgba(255,255,255,0.85);max-width:620px;margin:0 auto 26px;position:relative;z-index:2;line-height:1.8;}
        .cta-section .btn-white{background:#fff;color:var(--primary);font-weight:700;padding:15px 36px;border-radius:var(--radius-lg);display:inline-flex;align-items:center;gap:8px;transition:all var(--transition-base);position:relative;z-index:2;}
        .cta-section .btn-white:hover{transform:translateY(-3px);box-shadow:0 12px 36px rgba(0,0,0,0.22);color:var(--primary-dark);}

        /* ===== Footer ===== */
        .site-footer{background:var(--bg-dark);color:var(--text-on-dark);padding:60px 0 32px;border-top:1px solid var(--border-dark);}
        .footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;margin-bottom:36px;}
        .footer-brand .logo-link{color:var(--text-on-dark);font-size:1.3rem;margin-bottom:14px;display:inline-flex;}
        .footer-brand p{font-size:0.9rem;color:var(--text-on-dark-muted);line-height:1.8;max-width:380px;}
        .footer-col h4{font-size:0.95rem;font-weight:700;color:var(--text-on-dark);margin-bottom:16px;}
        .footer-col ul{list-style:none;display:flex;flex-direction:column;gap:10px;}
        .footer-col ul li a{font-size:0.9rem;color:var(--text-on-dark-muted);transition:all var(--transition-fast);}
        .footer-col ul li a:hover{color:var(--primary-light);padding-left:4px;}
        .footer-bottom{border-top:1px solid var(--border-dark);padding-top:24px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;}
        .copyright{font-size:0.85rem;color:var(--text-on-dark-muted);}
        .footer-links{display:flex;align-items:center;gap:14px;font-size:0.85rem;color:var(--text-on-dark-muted);flex-wrap:wrap;}
        .footer-links a{color:var(--text-on-dark-muted);transition:color var(--transition-fast);}
        .footer-links a:hover{color:var(--primary-light);}

        /* ===== 响应式 ===== */
        @media(max-width:1024px){
            .metrics-grid{grid-template-columns:repeat(2,1fr);}
            .service-grid{grid-template-columns:repeat(2,1fr);}
            .comparison-header,.comparison-body{grid-template-columns:1fr 60px 1fr;}
            .insight-block{grid-template-columns:1fr;gap:32px;}
            .insight-block.reverse{grid-template-columns:1fr;direction:ltr;}
            .form-panel{grid-template-columns:1fr;}
            .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
        }
        @media(max-width:768px){
            .main-nav{position:fixed;top:var(--header-height);left:0;right:0;background:var(--bg-white);flex-direction:column;align-items:stretch;padding:16px 24px;gap:4px;box-shadow:0 20px 40px rgba(11,21,34,0.12);border-bottom:1px solid var(--border-light);transform:translateY(-120%);opacity:0;pointer-events:none;transition:all var(--transition-base);max-height:calc(100vh - var(--header-height));overflow-y:auto;z-index:99;}
            .main-nav.open{transform:translateY(0);opacity:1;pointer-events:auto;}
            .main-nav a{padding:12px 16px;font-size:1rem;border-radius:var(--radius-sm);}
            .nav-toggle{display:flex;}
            .header-cta .btn{display:none;}
            .header-cta .btn-primary{display:none;}
            .hero{padding:50px 0 60px;min-height:480px;}
            .hero-name{font-size:2rem;}
            .hero-desc{font-size:0.98rem;}
            .section{padding:52px 0;}
            .metrics-grid{grid-template-columns:1fr;}
            .service-grid{grid-template-columns:1fr;}
            .comparison-header,.comparison-body{grid-template-columns:1fr;gap:0;}
            .comparison-header .vs-badge{justify-self:center;margin:12px 0;}
            .comparison-col{padding:20px;}
            .brand-intro{padding:36px 24px;}
            .footer-grid{grid-template-columns:1fr;}
            .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px;}
            .cta-section{padding:40px 24px;}
            .form-intro,.form-body{padding:32px 24px;}
        }
        @media(max-width:520px){
            .container{padding:0 16px;}
            .header-inner{padding:0 16px;}
            .hero-name{font-size:1.7rem;}
            .hero-avatar{width:80px;height:80px;font-size:2rem;}
            .section-head h2{font-size:1.6rem;}
            .metric-value{font-size:1.9rem;}
            .btn-lg{padding:14px 28px;font-size:0.98rem;}
        }