/* roulang page: index */
:root {
            --primary: #1a1a2e;
            --primary-light: #252542;
            --accent: #e8a850;
            --accent-hover: #d4953a;
            --accent-glow: #f0c070;
            --surface: #ffffff;
            --surface-alt: #f8f6f2;
            --surface-dark: #1a1a2e;
            --text: #2c2c3a;
            --text-light: #5e5e72;
            --text-muted: #8a8a9a;
            --text-on-dark: #e8e8f0;
            --border: #e2e0da;
            --border-light: #f0ede6;
            --radius-sm: 8px;
            --radius: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.09);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.13);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.16);
            --transition: 0.22s ease;
            --transition-slow: 0.35s ease;
            --nav-width: 250px;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --gradient-brand: linear-gradient(135deg, #1a1a2e 0%, #2d2d50 40%, #1a1a2e 100%);
            --gradient-accent: linear-gradient(135deg, #e8a850 0%, #d4953a 50%, #c0852e 100%);
            --gradient-card: linear-gradient(145deg, #ffffff 0%, #faf8f4 100%);
            --gradient-hero: linear-gradient(160deg, #1a1a2e 0%, #252542 30%, #1f1f38 60%, #1a1a2e 100%);
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            line-height: 1.7;
            color: var(--text);
            background: var(--surface-alt);
            min-height: 100vh;
            display: flex;
            flex-direction: row;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.3;
            color: var(--text);
            margin-top: 0;
        }
        h1 {
            font-size: 2.6rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2rem;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.5rem;
        }
        h4 {
            font-size: 1.2rem;
        }
        p {
            margin-top: 0;
            margin-bottom: 1rem;
            color: var(--text-light);
        }
        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        /* ========== SIDEBAR NAVIGATION ========== */
        .site-sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--nav-width);
            height: 100vh;
            background: var(--gradient-brand);
            z-index: 1000;
            display: flex;
            flex-direction: column;
            box-shadow: 4px 0 30px rgba(0, 0, 0, 0.25);
            transition: transform var(--transition-slow);
            overflow-y: auto;
            overflow-x: hidden;
        }
        .sidebar-brand {
            padding: 28px 24px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
        }
        .sidebar-brand a {
            display: flex;
            align-items: center;
            gap: 12px;
            color: #fff;
            font-size: 1.35rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            font-family: var(--font-heading);
        }
        .sidebar-brand .brand-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: #1a1a2e;
            flex-shrink: 0;
        }
        .sidebar-nav {
            flex: 1;
            padding: 16px 12px;
            display: flex;
            flex-direction: column;
            gap: 3px;
        }
        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 11px;
            padding: 13px 16px;
            border-radius: var(--radius-sm);
            color: rgba(255, 255, 255, 0.78);
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }
        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }
        .sidebar-nav a.active {
            background: rgba(232, 168, 80, 0.18);
            color: var(--accent-glow);
            font-weight: 600;
            box-shadow: inset 3px 0 0 var(--accent);
        }
        .sidebar-nav a.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 10px;
            bottom: 10px;
            width: 3px;
            background: var(--accent);
            border-radius: 0 3px 3px 0;
        }
        .sidebar-footer-cta {
            padding: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
        }
        .sidebar-footer-cta .btn-sidebar-cta {
            display: block;
            width: 100%;
            padding: 12px 16px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            border: none;
            border-radius: var(--radius);
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            text-align: center;
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }
        .sidebar-footer-cta .btn-sidebar-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(232, 168, 80, 0.35);
        }

        /* ========== MAIN CONTENT AREA ========== */
        .main-content {
            margin-left: var(--nav-width);
            flex: 1;
            min-height: 100vh;
            background: var(--surface);
            position: relative;
            z-index: 1;
        }

        /* ========== MOBILE TOP BAR ========== */
        .mobile-topbar {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: var(--gradient-brand);
            padding: 12px 16px;
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.25);
        }
        .mobile-topbar .mobile-brand {
            color: #fff;
            font-weight: 700;
            font-size: 1.15rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .mobile-topbar .mobile-brand .brand-icon-sm {
            width: 34px;
            height: 34px;
            border-radius: 6px;
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #1a1a2e;
        }
        .mobile-menu-toggle {
            background: none;
            border: none;
            color: #fff;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 6px;
            transition: background var(--transition);
        }
        .mobile-menu-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .sidebar-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 998;
        }
        .sidebar-overlay.active {
            display: block;
        }

        /* ========== CONTAINER ========== */
        .content-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 32px;
        }
        .content-container-wide {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 32px;
        }
        .content-container-narrow {
            max-width: 860px;
            margin: 0 auto;
            padding: 0 32px;
        }

        /* ========== SECTION SPACING ========== */
        section {
            padding: 64px 0;
            position: relative;
        }
        section.section-alt {
            background: var(--surface-alt);
        }
        section.section-dark {
            background: var(--surface-dark);
            color: var(--text-on-dark);
        }
        section.section-dark h2,
        section.section-dark h3,
        section.section-dark h4 {
            color: #fff;
        }
        section.section-dark p {
            color: rgba(255, 255, 255, 0.75);
        }
        section.section-tight {
            padding: 40px 0;
        }
        section.section-spacious {
            padding: 80px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--accent);
            margin-bottom: 8px;
            background: rgba(232, 168, 80, 0.1);
            padding: 5px 14px;
            border-radius: 20px;
        }
        .section-title {
            margin-bottom: 12px;
            font-size: 2rem;
            font-weight: 700;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-light);
            margin-bottom: 36px;
            max-width: 620px;
        }

        /* ========== HERO ========== */
        .hero-section {
            padding: 80px 0 72px;
            background: var(--gradient-hero);
            color: #fff;
            position: relative;
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            z-index: 0;
        }
        .hero-section .hero-inner {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }
        .hero-text {
            flex: 1;
            min-width: 280px;
        }
        .hero-text h1 {
            color: #fff;
            font-size: 2.8rem;
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: -0.02em;
            line-height: 1.2;
        }
        .hero-text h1 .highlight {
            color: var(--accent-glow);
        }
        .hero-text .hero-desc {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.08rem;
            line-height: 1.75;
            margin-bottom: 28px;
            max-width: 500px;
        }
        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }
        .btn-primary {
            display: inline-block;
            padding: 14px 32px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            border: none;
            border-radius: var(--radius);
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.02em;
            text-align: center;
            box-shadow: 0 6px 22px rgba(232, 168, 80, 0.3);
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(232, 168, 80, 0.45);
            color: #1a1a2e;
        }
        .btn-outline-light {
            display: inline-block;
            padding: 14px 32px;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
            border-radius: var(--radius);
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.02em;
            text-align: center;
        }
        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }
        .hero-visual {
            flex: 1;
            min-width: 280px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .hero-stat-cards {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .hero-stat-card {
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius);
            padding: 18px 20px;
            flex: 1;
            min-width: 100px;
            text-align: center;
        }
        .hero-stat-card .stat-number {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent-glow);
            display: block;
        }
        .hero-stat-card .stat-label {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 2px;
        }

        /* ========== CARDS ========== */
        .card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: all var(--transition);
            border: 1px solid var(--border-light);
            height: 100%;
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            display: block;
        }
        .card-body {
            padding: 20px 22px 22px;
        }
        .card-body h4 {
            margin-bottom: 8px;
            font-size: 1.1rem;
        }
        .card-body p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 0;
        }
        .card-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 14px;
            background: rgba(232, 168, 80, 0.12);
            color: var(--accent);
            margin-bottom: 10px;
        }
        .card-featured {
            border: 2px solid var(--accent);
            box-shadow: var(--shadow-lg);
            position: relative;
        }
        .card-featured::after {
            content: '热门';
            position: absolute;
            top: 14px;
            right: 14px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 12px;
            z-index: 2;
        }

        /* ========== GRID LAYOUTS ========== */
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .grid-auto {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 24px;
        }

        /* ========== BADGES & TAGS ========== */
        .badge {
            display: inline-block;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.03em;
        }
        .badge-accent {
            background: rgba(232, 168, 80, 0.15);
            color: #b87a2e;
        }
        .badge-success {
            background: rgba(46, 160, 90, 0.12);
            color: #2a9d5e;
        }
        .badge-info {
            background: rgba(60, 130, 210, 0.12);
            color: #3b7cc7;
        }
        .badge-warning {
            background: rgba(240, 150, 40, 0.12);
            color: #d48020;
        }

        /* ========== BUTTONS ========== */
        .btn-secondary {
            display: inline-block;
            padding: 12px 28px;
            background: var(--surface);
            color: var(--text);
            border: 2px solid var(--border);
            border-radius: var(--radius);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all var(--transition);
            text-align: center;
        }
        .btn-secondary:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(232, 168, 80, 0.04);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
        }
        .btn-lg {
            padding: 16px 38px;
            font-size: 1.1rem;
            border-radius: var(--radius-lg);
        }
        .btn-block {
            display: block;
            width: 100%;
        }

        /* ========== PROGRESS BAR ========== */
        .progress-wrap {
            margin-bottom: 16px;
        }
        .progress-label-row {
            display: flex;
            justify-content: space-between;
            font-size: 0.88rem;
            margin-bottom: 6px;
            font-weight: 500;
        }
        .progress-bar-track {
            height: 10px;
            background: var(--border-light);
            border-radius: 10px;
            overflow: hidden;
        }
        .progress-bar-fill {
            height: 100%;
            border-radius: 10px;
            background: var(--gradient-accent);
            transition: width 0.8s ease;
        }

        /* ========== GUARANTEE ICONS ROW ========== */
        .guarantee-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
            text-align: center;
        }
        .guarantee-item {
            flex: 1;
            min-width: 140px;
            max-width: 200px;
            padding: 20px 12px;
        }
        .guarantee-item .g-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(232, 168, 80, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
            font-size: 1.5rem;
            color: var(--accent);
        }
        .guarantee-item h4 {
            font-size: 0.95rem;
            margin-bottom: 4px;
        }
        .guarantee-item p {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* ========== COMPARISON TABLE ========== */
        .comparison-table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
        }
        .comparison-table th,
        .comparison-table td {
            padding: 16px 20px;
            text-align: center;
            font-size: 0.9rem;
        }
        .comparison-table thead th {
            background: var(--surface-dark);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
        }
        .comparison-table thead th.col-highlight {
            background: var(--gradient-accent);
            color: #1a1a2e;
        }
        .comparison-table tbody td {
            border-bottom: 1px solid var(--border-light);
            background: var(--surface);
        }
        .comparison-table tbody tr:last-child td {
            border-bottom: none;
        }
        .comparison-table .icon-check {
            color: #2a9d5e;
            font-size: 1.1rem;
        }
        .comparison-table .icon-cross {
            color: #c44;
            font-size: 1.1rem;
        }
        .comparison-table .icon-dash {
            color: #aaa;
        }

        /* ========== REVIEW CARDS ========== */
        .review-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .review-card:hover {
            box-shadow: var(--shadow);
            border-color: var(--accent);
        }
        .review-stars {
            color: var(--accent);
            font-size: 0.9rem;
            letter-spacing: 2px;
        }
        .review-text {
            font-size: 0.9rem;
            color: var(--text-light);
            margin: 10px 0;
            line-height: 1.6;
        }
        .review-author {
            font-size: 0.82rem;
            color: var(--text-muted);
            font-weight: 500;
        }
        .review-summary {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }
        .review-big-score {
            font-size: 3.5rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
        }
        .review-summary-detail {
            font-size: 0.9rem;
            color: var(--text-light);
        }

        /* ========== FORM ========== */
        .form-card {
            background: var(--surface);
            border-radius: var(--radius-xl);
            padding: 36px 32px;
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border-light);
        }
        .form-card input[type="text"],
        .form-card input[type="tel"],
        .form-card input[type="email"],
        .form-card select,
        .form-card textarea {
            width: 100%;
            padding: 13px 16px;
            border: 2px solid var(--border);
            border-radius: var(--radius);
            font-size: 0.95rem;
            transition: all var(--transition);
            background: var(--surface-alt);
            color: var(--text);
        }
        .form-card input:focus,
        .form-card select:focus,
        .form-card textarea:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 4px rgba(232, 168, 80, 0.1);
            background: #fff;
        }
        .form-card label {
            font-weight: 600;
            font-size: 0.88rem;
            margin-bottom: 6px;
            display: block;
            color: var(--text);
        }
        .form-row {
            margin-bottom: 18px;
        }

        /* ========== FAQ ========== */
        .faq-item {
            border-bottom: 1px solid var(--border-light);
            padding: 18px 0;
        }
        .faq-item:first-child {
            border-top: 1px solid var(--border-light);
        }
        .faq-question {
            font-weight: 700;
            font-size: 1.05rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            color: var(--text);
            transition: color var(--transition);
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-answer {
            padding-top: 10px;
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .faq-item.open .faq-question {
            color: var(--accent);
        }
        .faq-toggle-icon {
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-toggle-icon {
            transform: rotate(45deg);
        }

        /* ========== NEWS LIST ========== */
        .news-list-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-light);
            align-items: flex-start;
            transition: all var(--transition);
        }
        .news-list-item:hover {
            background: rgba(232, 168, 80, 0.02);
            padding-left: 8px;
            border-radius: 4px;
        }
        .news-date {
            flex-shrink: 0;
            font-size: 0.8rem;
            color: var(--text-muted);
            min-width: 70px;
            padding-top: 2px;
        }
        .news-content h4 {
            font-size: 0.98rem;
            margin-bottom: 4px;
        }
        .news-content p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 0;
        }
        .news-content .btn-read-more {
            font-size: 0.8rem;
            color: var(--accent);
            font-weight: 600;
            margin-top: 4px;
            display: inline-block;
            cursor: pointer;
        }
        .news-content .btn-read-more:hover {
            text-decoration: underline;
        }

        /* ========== GROUP BUY CARD ========== */
        .group-buy-card {
            background: var(--surface);
            border-radius: var(--radius-xl);
            padding: 28px;
            box-shadow: var(--shadow);
            border: 2px dashed var(--accent);
            text-align: center;
            transition: all var(--transition);
        }
        .group-buy-card:hover {
            border-color: var(--accent-hover);
            box-shadow: var(--shadow-lg);
        }
        .group-buy-avatars {
            display: flex;
            justify-content: center;
            gap: -8px;
            margin-bottom: 12px;
        }
        .group-buy-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--accent);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            border: 2px solid #fff;
            margin-left: -8px;
        }
        .group-buy-avatar:first-child {
            margin-left: 0;
        }
        .group-buy-progress {
            margin: 14px 0;
        }
        .group-buy-timer {
            font-size: 1.2rem;
            font-weight: 700;
            color: #c44;
            margin: 8px 0;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--surface-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 28px;
            font-size: 0.88rem;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 32px;
            margin-bottom: 32px;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 14px;
        }
        .site-footer a {
            color: rgba(255, 255, 255, 0.65);
            display: block;
            padding: 3px 0;
            font-size: 0.85rem;
            transition: color var(--transition);
        }
        .site-footer a:hover {
            color: var(--accent-glow);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
            align-items: center;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.8rem;
        }
        .footer-bottom a:hover {
            color: var(--accent-glow);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .site-sidebar {
                transform: translateX(-100%);
                width: 270px;
            }
            .site-sidebar.mobile-open {
                transform: translateX(0);
            }
            .main-content {
                margin-left: 0;
            }
            .mobile-topbar {
                display: flex;
            }
            .main-content {
                padding-top: 60px;
            }
            .hero-section {
                padding: 48px 0 40px;
            }
            .hero-text h1 {
                font-size: 2rem;
            }
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .content-container,
            .content-container-wide,
            .content-container-narrow {
                padding: 0 20px;
            }
            section {
                padding: 44px 0;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 768px) {
            .hero-inner {
                flex-direction: column;
                gap: 28px;
            }
            .hero-text h1 {
                font-size: 1.7rem;
            }
            .grid-2,
            .grid-3,
            .grid-4 {
                grid-template-columns: 1fr;
            }
            .grid-auto {
                grid-template-columns: 1fr;
            }
            .hero-stat-cards {
                flex-direction: column;
            }
            .guarantee-row {
                flex-direction: column;
                align-items: center;
            }
            .guarantee-item {
                max-width: 100%;
            }
            .comparison-table {
                font-size: 0.75rem;
            }
            .comparison-table th,
            .comparison-table td {
                padding: 10px 8px;
            }
            .review-summary {
                flex-direction: column;
                text-align: center;
            }
            .form-card {
                padding: 24px 16px;
            }
            .news-list-item {
                flex-direction: column;
                gap: 4px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 6px;
            }
            section {
                padding: 32px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.4rem;
            }
        }
        @media (max-width: 520px) {
            .hero-text h1 {
                font-size: 1.4rem;
            }
            .hero-desc {
                font-size: 0.9rem;
            }
            .btn-primary,
            .btn-outline-light,
            .btn-secondary {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
            .content-container,
            .content-container-wide,
            .content-container-narrow {
                padding: 0 14px;
            }
            .card-body {
                padding: 14px 16px;
            }
            .section-title {
                font-size: 1.3rem;
            }
        }

        /* ========== ANIMATIONS ========== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .anim-fade-up {
            animation: fadeInUp 0.6s ease forwards;
        }
        .anim-delay-1 {
            animation-delay: 0.1s;
            opacity: 0;
        }
        .anim-delay-2 {
            animation-delay: 0.2s;
            opacity: 0;
        }
        .anim-delay-3 {
            animation-delay: 0.3s;
            opacity: 0;
        }

        /* Utility */
        .text-center {
            text-align: center;
        }
        .text-accent {
            color: var(--accent);
        }
        .mt-0 {
            margin-top: 0;
        }
        .mt-2 {
            margin-top: 16px;
        }
        .mt-3 {
            margin-top: 24px;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mb-2 {
            margin-bottom: 16px;
        }
        .mb-3 {
            margin-bottom: 24px;
        }
        .gap-1 {
            gap: 8px;
        }
        .gap-2 {
            gap: 16px;
        }
        .flex-wrap {
            display: flex;
            flex-wrap: wrap;
        }
        .align-center {
            align-items: center;
        }
        .justify-between {
            justify-content: space-between;
        }

/* roulang page: category2 */
:root {
            --primary: #1a1a2e;
            --primary-light: #252542;
            --accent: #e8a850;
            --accent-hover: #d4953a;
            --accent-glow: #f0c070;
            --surface: #ffffff;
            --surface-alt: #f8f6f2;
            --surface-dark: #1a1a2e;
            --text: #2c2c3a;
            --text-light: #5e5e72;
            --text-muted: #8a8a9a;
            --text-on-dark: #e8e8f0;
            --border: #e2e0da;
            --border-light: #f0ede6;
            --radius-sm: 8px;
            --radius: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.09);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.13);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.16);
            --transition: 0.22s ease;
            --transition-slow: 0.35s ease;
            --nav-width: 250px;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --gradient-brand: linear-gradient(135deg, #1a1a2e 0%, #2d2d50 40%, #1a1a2e 100%);
            --gradient-accent: linear-gradient(135deg, #e8a850 0%, #d4953a 50%, #c0852e 100%);
            --gradient-card: linear-gradient(145deg, #ffffff 0%, #faf8f4 100%);
            --gradient-hero: linear-gradient(160deg, #1a1a2e 0%, #252542 30%, #1f1f38 60%, #1a1a2e 100%);
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            line-height: 1.7;
            color: var(--text);
            background: var(--surface-alt);
            min-height: 100vh;
            display: flex;
            flex-direction: row;
            overflow-x: hidden;
        }

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

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

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

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            color: var(--primary);
            line-height: 1.3;
            margin-top: 0;
        }

        /* ========== SIDEBAR NAVIGATION ========== */
        .site-sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--nav-width);
            height: 100vh;
            background: var(--gradient-brand);
            z-index: 1000;
            display: flex;
            flex-direction: column;
            box-shadow: 4px 0 30px rgba(0, 0, 0, 0.25);
            transition: transform var(--transition-slow);
            overflow-y: auto;
            overflow-x: hidden;
        }

        .sidebar-brand {
            padding: 28px 24px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
        }

        .sidebar-brand a {
            display: flex;
            align-items: center;
            gap: 12px;
            color: #fff;
            font-size: 1.35rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            font-family: var(--font-heading);
        }

        .sidebar-brand a:hover {
            color: #fff;
        }

        .sidebar-brand .brand-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: #1a1a2e;
            flex-shrink: 0;
        }

        .sidebar-nav {
            flex: 1;
            padding: 16px 12px;
            display: flex;
            flex-direction: column;
            gap: 3px;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 11px;
            padding: 13px 16px;
            border-radius: var(--radius-sm);
            color: rgba(255, 255, 255, 0.78);
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        .sidebar-nav a.active {
            background: rgba(232, 168, 80, 0.18);
            color: var(--accent-glow);
            font-weight: 600;
            box-shadow: inset 3px 0 0 var(--accent);
        }

        .sidebar-nav a.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 10px;
            bottom: 10px;
            width: 3px;
            background: var(--accent);
            border-radius: 0 3px 3px 0;
        }

        .sidebar-footer-cta {
            padding: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
        }

        .sidebar-footer-cta .btn-sidebar-cta {
            display: block;
            width: 100%;
            padding: 12px 16px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            font-weight: 700;
            border-radius: var(--radius-sm);
            text-align: center;
            font-size: 0.9rem;
            letter-spacing: 0.02em;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }

        .sidebar-footer-cta .btn-sidebar-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(232, 168, 80, 0.35);
            color: #1a1a2e;
        }

        /* ========== MAIN CONTENT AREA ========== */
        .main-content {
            margin-left: var(--nav-width);
            flex: 1;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            background: var(--surface-alt);
        }

        /* ========== MOBILE NAV TOGGLE ========== */
        .mobile-nav-toggle {
            display: none;
            position: fixed;
            top: 12px;
            left: 12px;
            z-index: 1100;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            background: var(--primary);
            color: #fff;
            border: none;
            font-size: 1.3rem;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-lg);
            transition: all var(--transition);
        }

        .mobile-nav-toggle:hover {
            background: var(--primary-light);
        }

        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 999;
            transition: opacity var(--transition-slow);
        }

        .mobile-overlay.active {
            display: block;
        }

        /* ========== CONTENT CONTAINER ========== */
        .content-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 32px;
            width: 100%;
        }

        .content-container-wide {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 32px;
            width: 100%;
        }

        /* ========== HERO BENTO ========== */
        .hero-bento {
            background: var(--gradient-hero);
            padding: 60px 0 70px;
            position: relative;
            overflow: hidden;
            color: var(--text-on-dark);
        }

        .hero-bento::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 450px;
            height: 450px;
            background: radial-gradient(circle, rgba(232, 168, 80, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-bento::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(240, 192, 112, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-bento .bento-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            grid-template-rows: auto auto;
            gap: 20px;
            position: relative;
            z-index: 1;
        }

        .hero-bento .bento-main {
            grid-row: 1 / 3;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-xl);
            padding: 40px 36px;
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            flex-direction: column;
            justify-content: center;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            position: relative;
            overflow: hidden;
        }

        .hero-bento .bento-main::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.75) 0%, rgba(26, 26, 46, 0.5) 100%);
            border-radius: var(--radius-xl);
            z-index: 0;
        }

        .hero-bento .bento-main>* {
            position: relative;
            z-index: 1;
        }

        .hero-bento .bento-main .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            font-weight: 700;
            font-size: 0.85rem;
            padding: 7px 16px;
            border-radius: 50px;
            margin-bottom: 20px;
            width: fit-content;
            letter-spacing: 0.03em;
        }

        .hero-bento .bento-main h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
            line-height: 1.25;
        }

        .hero-bento .bento-main .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.6;
            margin-bottom: 24px;
            max-width: 500px;
        }

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

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

        .hero-bento .bento-main .hero-stat .stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-glow);
            line-height: 1;
        }

        .hero-bento .bento-main .hero-stat .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 4px;
        }

        .hero-bento .bento-sub-top {
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            gap: 18px;
            transition: all var(--transition);
        }

        .hero-bento .bento-sub-top:hover {
            background: rgba(255, 255, 255, 0.09);
            border-color: rgba(255, 255, 255, 0.2);
        }

        .hero-bento .bento-sub-top .sub-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius);
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: #1a1a2e;
            flex-shrink: 0;
        }

        .hero-bento .bento-sub-top .sub-info h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }

        .hero-bento .bento-sub-top .sub-info p {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            margin: 0;
        }

        .hero-bento .bento-sub-bottom {
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            gap: 18px;
            transition: all var(--transition);
        }

        .hero-bento .bento-sub-bottom:hover {
            background: rgba(255, 255, 255, 0.09);
            border-color: rgba(255, 255, 255, 0.2);
        }

        .hero-bento .bento-sub-bottom .sub-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius);
            background: rgba(232, 168, 80, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent-glow);
            flex-shrink: 0;
        }

        .hero-bento .bento-sub-bottom .sub-info h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }

        .hero-bento .bento-sub-bottom .sub-info p {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            margin: 0;
        }

        .hero-bento .bento-cta-strip {
            grid-column: 1 / -1;
            background: rgba(255, 255, 255, 0.04);
            border-radius: var(--radius);
            padding: 18px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        .hero-bento .bento-cta-strip p {
            margin: 0;
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.95rem;
            font-weight: 500;
        }

        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            font-weight: 700;
            border-radius: 50px;
            font-size: 0.95rem;
            letter-spacing: 0.03em;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
            box-shadow: 0 4px 16px rgba(232, 168, 80, 0.3);
        }

        .btn-accent:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(232, 168, 80, 0.45);
            color: #1a1a2e;
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 24px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            border-radius: 50px;
            font-size: 0.95rem;
            border: 2px solid rgba(255, 255, 255, 0.35);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

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

        /* ========== SECTION COMMON ========== */
        .section {
            padding: 64px 0;
        }

        .section-alt {
            background: var(--surface);
        }

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

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

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 10px;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-light);
            max-width: 650px;
            line-height: 1.7;
        }

        /* ========== PAIN POINT SECTION ========== */
        .pain-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 36px;
        }

        .pain-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .pain-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: #f5d5a0;
        }

        .pain-card .pain-icon {
            width: 46px;
            height: 46px;
            border-radius: var(--radius-sm);
            background: #fef5e7;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: #c0852e;
            margin-bottom: 16px;
        }

        .pain-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .pain-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin: 0;
            line-height: 1.6;
        }

        .pain-card .pain-badge {
            position: absolute;
            top: 16px;
            right: 16px;
            background: #fef0d5;
            color: #b07820;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 50px;
            letter-spacing: 0.04em;
        }

        /* ========== GAME CARDS ========== */
        .game-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
            margin-top: 36px;
        }

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

        .game-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-xl);
            border-color: #f0d090;
        }

        .game-card .game-card-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }

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

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

        .game-card .game-card-img .game-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            font-weight: 700;
            font-size: 0.75rem;
            padding: 5px 12px;
            border-radius: 50px;
            letter-spacing: 0.04em;
            z-index: 2;
        }

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

        .game-card .game-card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .game-card .game-card-body .game-meta {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 10px;
        }

        .game-card .game-card-body .game-meta span {
            font-size: 0.78rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .game-card .game-card-body .game-meta span i {
            color: var(--accent);
            font-size: 0.7rem;
        }

        .game-card .game-card-body p {
            font-size: 0.88rem;
            color: var(--text-light);
            margin-bottom: 16px;
            line-height: 1.6;
            flex: 1;
        }

        .game-card .game-card-body .btn-game-detail {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.88rem;
            color: var(--accent-hover);
            transition: all var(--transition);
            align-self: flex-start;
        }

        .game-card .game-card-body .btn-game-detail:hover {
            color: #b07820;
            gap: 10px;
        }

        /* ========== DATA BADGES ========== */
        .data-badges-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
            margin-top: 36px;
        }

        .data-badge-card {
            background: var(--gradient-card);
            border-radius: var(--radius-xl);
            padding: 30px 28px;
            text-align: center;
            min-width: 170px;
            flex: 1;
            max-width: 220px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .data-badge-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-xl);
            border-color: #f0d090;
        }

        .data-badge-card .badge-num {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--accent-hover);
            line-height: 1;
            letter-spacing: -0.02em;
        }

        .data-badge-card .badge-num .badge-unit {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text-muted);
        }

        .data-badge-card .badge-label {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-top: 8px;
            font-weight: 500;
        }

        .data-badge-card .badge-icon-watermark {
            position: absolute;
            bottom: -10px;
            right: -10px;
            font-size: 4rem;
            color: rgba(232, 168, 80, 0.08);
            pointer-events: none;
        }

        /* ========== SOLUTION SECTION ========== */
        .solution-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            margin-top: 36px;
        }

        .solution-image-block {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
        }

        .solution-image-block img {
            width: 100%;
            height: auto;
            border-radius: var(--radius-xl);
        }

        .solution-image-block .solution-badge-float {
            position: absolute;
            bottom: 20px;
            right: 20px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            font-weight: 700;
            padding: 10px 18px;
            border-radius: 50px;
            font-size: 0.85rem;
            box-shadow: var(--shadow-lg);
            letter-spacing: 0.03em;
        }

        .solution-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .solution-list li {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 16px 18px;
            background: var(--surface);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }

        .solution-list li:hover {
            border-color: #f0d090;
            box-shadow: var(--shadow-sm);
        }

        .solution-list li .sol-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: #fef5e7;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #c0852e;
            flex-shrink: 0;
        }

        .solution-list li .sol-text h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 3px;
        }

        .solution-list li .sol-text p {
            font-size: 0.85rem;
            color: var(--text-light);
            margin: 0;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
            margin-top: 36px;
        }

        .testimonial-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            position: relative;
        }

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

        .testimonial-card .quote-icon {
            font-size: 2.5rem;
            color: rgba(232, 168, 80, 0.2);
            position: absolute;
            top: 14px;
            right: 18px;
            pointer-events: none;
        }

        .testimonial-card .testimonial-stars {
            color: var(--accent);
            font-size: 0.85rem;
            margin-bottom: 10px;
        }

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

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

        .testimonial-card .testimonial-author .author-avatar {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: #1a1a2e;
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        .testimonial-card .testimonial-author .author-info strong {
            display: block;
            font-size: 0.9rem;
            color: var(--primary);
        }

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

        /* ========== RESULTS SECTION ========== */
        .results-timeline {
            display: flex;
            flex-direction: column;
            gap: 0;
            margin-top: 36px;
            position: relative;
            padding-left: 40px;
        }

        .results-timeline::before {
            content: '';
            position: absolute;
            left: 18px;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(to bottom, var(--accent), var(--accent-hover), var(--accent));
            border-radius: 3px;
        }

        .result-step {
            display: flex;
            gap: 24px;
            align-items: flex-start;
            padding: 20px 0;
            position: relative;
        }

        .result-step .step-dot {
            position: absolute;
            left: -40px;
            top: 24px;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: var(--accent);
            border: 3px solid #fff;
            box-shadow: 0 0 0 4px rgba(232, 168, 80, 0.25);
            z-index: 2;
            flex-shrink: 0;
        }

        .result-step .step-content {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 22px 26px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            flex: 1;
            transition: all var(--transition);
        }

        .result-step .step-content:hover {
            box-shadow: var(--shadow);
            border-color: #f0d090;
        }

        .result-step .step-content h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .result-step .step-content p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin: 0;
        }

        .result-step .step-num {
            font-size: 2.5rem;
            font-weight: 800;
            color: rgba(232, 168, 80, 0.15);
            line-height: 1;
            flex-shrink: 0;
            min-width: 50px;
            text-align: center;
        }

        /* ========== FAQ ========== */
        .faq-list {
            margin-top: 36px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .faq-item {
            background: var(--surface);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .faq-item:hover {
            border-color: #e8d5a8;
        }

        .faq-question {
            width: 100%;
            padding: 18px 22px;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            color: var(--primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            text-align: left;
            font-family: var(--font-body);
            transition: all var(--transition);
            gap: 12px;
        }

        .faq-question:hover {
            color: var(--accent-hover);
            background: #fefcf7;
        }

        .faq-question .faq-arrow {
            font-size: 0.8rem;
            color: var(--accent);
            transition: transform var(--transition);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question .faq-arrow {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            background: #fefcf8;
        }

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

        .faq-answer p {
            margin: 0;
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.7;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--gradient-brand);
            padding: 56px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -60px;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(232, 168, 80, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section h2 {
            color: #fff;
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1.05rem;
            margin-bottom: 28px;
            position: relative;
            z-index: 1;
        }

        .cta-section .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #141428;
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 24px;
            font-size: 0.9rem;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .site-footer h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        .site-footer a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.85rem;
            padding: 4px 0;
            transition: color var(--transition);
        }

        .site-footer a:hover {
            color: var(--accent-glow);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 18px;
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.4);
            align-items: center;
        }

        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.78rem;
            display: inline;
            padding: 0;
        }

        .site-footer .footer-bottom a:hover {
            color: var(--accent-glow);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-bento .bento-grid {
                grid-template-columns: 1fr;
                grid-template-rows: auto;
            }
            .hero-bento .bento-main {
                grid-row: auto;
            }
            .hero-bento .bento-main h1 {
                font-size: 1.9rem;
            }
            .game-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .pain-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .solution-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .data-badge-card {
                max-width: 180px;
                min-width: 140px;
            }
            .section-title {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 768px) {
            .site-sidebar {
                transform: translateX(-100%);
            }
            .site-sidebar.mobile-open {
                transform: translateX(0);
            }
            .mobile-nav-toggle {
                display: flex;
            }
            .main-content {
                margin-left: 0;
            }
            .hero-bento {
                padding: 40px 0 50px;
            }
            .hero-bento .bento-main {
                padding: 28px 20px;
            }
            .hero-bento .bento-main h1 {
                font-size: 1.6rem;
            }
            .hero-bento .bento-main .hero-stats-row {
                gap: 16px;
            }
            .hero-bento .bento-main .hero-stat .stat-num {
                font-size: 1.5rem;
            }
            .hero-bento .bento-cta-strip {
                flex-direction: column;
                text-align: center;
            }
            .game-cards-grid {
                grid-template-columns: 1fr;
            }
            .pain-grid {
                grid-template-columns: 1fr;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .data-badges-row {
                gap: 12px;
            }
            .data-badge-card {
                max-width: 100%;
                flex: 1 1 130px;
                min-width: 120px;
                padding: 20px 14px;
            }
            .data-badge-card .badge-num {
                font-size: 2rem;
            }
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .content-container,
            .content-container-wide {
                padding: 0 18px;
            }
            .results-timeline {
                padding-left: 30px;
            }
            .results-timeline::before {
                left: 12px;
            }
            .result-step .step-dot {
                left: -30px;
                width: 14px;
                height: 14px;
                top: 22px;
            }
            .result-step .step-num {
                font-size: 1.8rem;
                min-width: 36px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .hero-bento .bento-main h1 {
                font-size: 1.35rem;
            }
            .hero-bento .bento-main .hero-subtitle {
                font-size: 0.9rem;
            }
            .hero-bento .bento-sub-top,
            .hero-bento .bento-sub-bottom {
                padding: 16px 18px;
            }
            .hero-bento .bento-sub-top .sub-icon,
            .hero-bento .bento-sub-bottom .sub-icon {
                width: 40px;
                height: 40px;
                font-size: 1.1rem;
            }
            .data-badge-card {
                min-width: 100px;
                padding: 16px 10px;
            }
            .data-badge-card .badge-num {
                font-size: 1.6rem;
            }
            .data-badge-card .badge-label {
                font-size: 0.75rem;
            }
            .btn-accent,
            .btn-outline-light {
                padding: 10px 18px;
                font-size: 0.85rem;
            }
            .section-title {
                font-size: 1.35rem;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1a1a2e;
            --primary-light: #252542;
            --accent: #e8a850;
            --accent-hover: #d4953a;
            --accent-glow: #f0c070;
            --surface: #ffffff;
            --surface-alt: #f8f6f2;
            --surface-dark: #1a1a2e;
            --text: #2c2c3a;
            --text-light: #5e5e72;
            --text-muted: #8a8a9a;
            --text-on-dark: #e8e8f0;
            --border: #e2e0da;
            --border-light: #f0ede6;
            --radius-sm: 8px;
            --radius: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.09);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.13);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.16);
            --transition: 0.22s ease;
            --transition-slow: 0.35s ease;
            --nav-width: 250px;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --gradient-brand: linear-gradient(135deg, #1a1a2e 0%, #2d2d50 40%, #1a1a2e 100%);
            --gradient-accent: linear-gradient(135deg, #e8a850 0%, #d4953a 50%, #c0852e 100%);
            --gradient-card: linear-gradient(145deg, #ffffff 0%, #faf8f4 100%);
            --gradient-hero: linear-gradient(160deg, #1a1a2e 0%, #252542 30%, #1f1f38 60%, #1a1a2e 100%);
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            line-height: 1.7;
            color: var(--text);
            background: var(--surface-alt);
            min-height: 100vh;
            display: flex;
            flex-direction: row;
            overflow-x: hidden;
        }

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

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

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

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

        /* ========== SIDEBAR NAVIGATION ========== */
        .site-sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--nav-width);
            height: 100vh;
            background: var(--gradient-brand);
            z-index: 1000;
            display: flex;
            flex-direction: column;
            box-shadow: 4px 0 30px rgba(0, 0, 0, 0.25);
            transition: transform var(--transition-slow);
            overflow-y: auto;
            overflow-x: hidden;
        }

        .sidebar-brand {
            padding: 28px 24px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
        }
        .sidebar-brand a {
            display: flex;
            align-items: center;
            gap: 12px;
            color: #fff;
            font-size: 1.35rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            font-family: var(--font-heading);
        }
        .sidebar-brand a:hover {
            color: #fff;
        }
        .sidebar-brand .brand-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: #1a1a2e;
            flex-shrink: 0;
        }

        .sidebar-nav {
            flex: 1;
            padding: 16px 12px;
            display: flex;
            flex-direction: column;
            gap: 3px;
        }
        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 11px;
            padding: 13px 16px;
            border-radius: var(--radius-sm);
            color: rgba(255, 255, 255, 0.78);
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }
        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }
        .sidebar-nav a.active {
            background: rgba(232, 168, 80, 0.18);
            color: var(--accent-glow);
            font-weight: 600;
            box-shadow: inset 3px 0 0 var(--accent);
        }
        .sidebar-nav a.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 10px;
            bottom: 10px;
            width: 3px;
            background: var(--accent);
            border-radius: 0 3px 3px 0;
        }

        .sidebar-footer-cta {
            padding: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
        }
        .sidebar-footer-cta .btn-sidebar-cta {
            display: block;
            width: 100%;
            padding: 12px 16px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            border: none;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            text-align: center;
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }
        .sidebar-footer-cta .btn-sidebar-cta:hover {
            background: var(--accent-hover);
            color: #1a1a2e;
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        /* ========== MAIN CONTENT AREA ========== */
        .main-content {
            margin-left: var(--nav-width);
            flex: 1;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            background: var(--surface-alt);
        }

        /* ========== MOBILE TOP BAR ========== */
        .mobile-top-bar {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: var(--gradient-brand);
            padding: 12px 16px;
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.3);
        }
        .mobile-top-bar .mobile-brand {
            color: #fff;
            font-weight: 700;
            font-size: 1.15rem;
            font-family: var(--font-heading);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .mobile-top-bar .mobile-brand .brand-icon-sm {
            width: 34px;
            height: 34px;
            border-radius: 6px;
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #1a1a2e;
        }
        .mobile-top-bar .hamburger-btn {
            background: none;
            border: none;
            color: #fff;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 6px;
            transition: background var(--transition);
        }
        .mobile-top-bar .hamburger-btn:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        .sidebar-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 998;
            opacity: 0;
            transition: opacity var(--transition-slow);
            pointer-events: none;
        }
        .sidebar-overlay.active {
            opacity: 1;
            pointer-events: auto;
        }

        /* ========== SECTION STYLES ========== */
        .section-container {
            padding: 60px 40px;
            max-width: 1100px;
            margin: 0 auto;
            width: 100%;
        }
        .section-container-sm {
            padding: 60px 40px;
            max-width: 900px;
            margin: 0 auto;
            width: 100%;
        }
        .section-container-wide {
            padding: 60px 40px;
            max-width: 1300px;
            margin: 0 auto;
            width: 100%;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--primary);
            letter-spacing: 0.02em;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-light);
            margin-bottom: 2.5rem;
            line-height: 1.6;
        }
        .section-header {
            margin-bottom: 2rem;
        }
        .section-header.centered {
            text-align: center;
        }

        /* ========== HERO - 拼团转化 ========== */
        .hero-game-hall {
            position: relative;
            background: var(--gradient-hero);
            min-height: 520px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-game-hall .hero-bg-img {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }
        .hero-game-hall .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26, 26, 46, 0.5) 0%, rgba(26, 26, 46, 0.85) 60%, rgba(26, 26, 46, 0.95) 100%);
            z-index: 1;
        }
        .hero-game-hall .hero-content {
            position: relative;
            z-index: 2;
            max-width: 1100px;
            margin: 0 auto;
            padding: 60px 40px;
            width: 100%;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 40px;
        }
        .hero-game-hall .hero-text {
            flex: 1;
            min-width: 280px;
        }
        .hero-game-hall .hero-text h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 0.6rem;
            letter-spacing: 0.03em;
            line-height: 1.25;
        }
        .hero-game-hall .hero-text h1 .accent-text {
            color: var(--accent-glow);
        }
        .hero-game-hall .hero-text .hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 1.5rem;
            line-height: 1.6;
        }
        .hero-game-hall .hero-group-badge {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: rgba(232, 168, 80, 0.2);
            border: 1px solid rgba(232, 168, 80, 0.4);
            border-radius: 50px;
            padding: 10px 22px;
            color: var(--accent-glow);
            font-weight: 600;
            font-size: 0.95rem;
            margin-bottom: 1.5rem;
            animation: pulse-badge 2.2s ease-in-out infinite;
        }
        @keyframes pulse-badge {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(232, 168, 80, 0.35);
            }
            50% {
                box-shadow: 0 0 0 14px rgba(232, 168, 80, 0);
            }
        }
        .hero-game-hall .hero-group-badge .live-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: #4cff4c;
            animation: blink-dot 1.2s ease-in-out infinite;
        }
        @keyframes blink-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }
        .hero-game-hall .hero-group-badge .count-num {
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
        }
        .hero-game-hall .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-top: 0.5rem;
        }
        .hero-game-hall .hero-buttons .btn-hero-primary {
            display: inline-block;
            padding: 15px 32px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            font-weight: 700;
            font-size: 1.05rem;
            border-radius: 50px;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.03em;
            box-shadow: 0 6px 24px rgba(232, 168, 80, 0.35);
            text-align: center;
        }
        .hero-game-hall .hero-buttons .btn-hero-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 32px rgba(232, 168, 80, 0.5);
            color: #1a1a2e;
        }
        .hero-game-hall .hero-buttons .btn-hero-outline {
            display: inline-block;
            padding: 15px 32px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1.05rem;
            border-radius: 50px;
            border: 2px solid rgba(255, 255, 255, 0.45);
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.03em;
            text-align: center;
        }
        .hero-game-hall .hero-buttons .btn-hero-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            transform: translateY(-3px);
        }
        .hero-game-hall .hero-stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            margin-top: 1.5rem;
        }
        .hero-game-hall .hero-stat-item {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.9rem;
        }
        .hero-game-hall .hero-stat-item .stat-badge {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 20px;
            padding: 6px 14px;
            font-weight: 600;
            color: var(--accent-glow);
            font-size: 0.85rem;
        }

        /* ========== PAIN POINTS ========== */
        .pain-points-section {
            background: var(--surface);
        }
        .pain-cards {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 24px;
        }
        .pain-card {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
            position: relative;
            overflow: hidden;
        }
        .pain-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: #e74c3c;
            border-radius: 4px 0 0 4px;
            opacity: 0.7;
        }
        .pain-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .pain-card .pain-icon {
            font-size: 2rem;
            margin-bottom: 0.8rem;
            color: #e74c3c;
        }
        .pain-card h4 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 0.4rem;
            color: var(--primary);
        }
        .pain-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== SOLUTION ========== */
        .solution-section {
            background: var(--surface-alt);
        }
        .solution-feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }
        .solution-feature-card {
            background: var(--gradient-card);
            border-radius: var(--radius-lg);
            padding: 30px 24px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            text-align: center;
        }
        .solution-feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .solution-feature-card .feature-icon-circle {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: linear-gradient(135deg, #e8a85020, #e8a85040);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1rem;
            font-size: 1.5rem;
            color: var(--accent);
        }
        .solution-feature-card h4 {
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 0.5rem;
            color: var(--primary);
        }
        .solution-feature-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== GAME CATEGORY CARDS ========== */
        .game-category-section {
            background: var(--surface);
        }
        .game-cat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 20px;
        }
        .game-cat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            cursor: pointer;
        }
        .game-cat-card:hover {
            box-shadow: var(--shadow-xl);
            transform: translateY(-6px);
        }
        .game-cat-card .cat-img-wrap {
            height: 170px;
            overflow: hidden;
            position: relative;
        }
        .game-cat-card .cat-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .game-cat-card:hover .cat-img-wrap img {
            transform: scale(1.06);
        }
        .game-cat-card .cat-img-wrap .cat-overlay-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent);
            color: #1a1a2e;
            font-weight: 700;
            font-size: 0.8rem;
            padding: 5px 12px;
            border-radius: 20px;
            letter-spacing: 0.03em;
        }
        .game-cat-card .cat-body {
            padding: 18px 16px;
        }
        .game-cat-card .cat-body h4 {
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 0.3rem;
            color: var(--primary);
        }
        .game-cat-card .cat-body p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.5;
        }

        /* ========== HOT GAMES RANKING ========== */
        .hot-games-section {
            background: var(--surface-alt);
        }
        .hot-games-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .hot-game-item {
            display: flex;
            align-items: center;
            gap: 18px;
            background: #fff;
            border-radius: var(--radius);
            padding: 16px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .hot-game-item:hover {
            box-shadow: var(--shadow);
            transform: translateX(4px);
            border-color: var(--accent);
        }
        .hot-game-item .rank-badge {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            flex-shrink: 0;
            color: #fff;
        }
        .hot-game-item .rank-badge.rank-1 {
            background: linear-gradient(135deg, #f5af19, #f12711);
        }
        .hot-game-item .rank-badge.rank-2 {
            background: linear-gradient(135deg, #bdc3c7, #8e9eab);
        }
        .hot-game-item .rank-badge.rank-3 {
            background: linear-gradient(135deg, #cd7f32, #a0522d);
        }
        .hot-game-item .rank-badge.rank-other {
            background: var(--primary-light);
        }
        .hot-game-item .game-info {
            flex: 1;
            min-width: 0;
        }
        .hot-game-item .game-info h4 {
            font-weight: 700;
            font-size: 1rem;
            margin: 0 0 2px;
            color: var(--primary);
        }
        .hot-game-item .game-info .game-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .hot-game-item .game-stats-row {
            display: flex;
            gap: 16px;
            flex-shrink: 0;
        }
        .hot-game-item .game-stat-badge {
            font-size: 0.8rem;
            background: var(--surface-alt);
            padding: 6px 12px;
            border-radius: 20px;
            color: var(--text-light);
            font-weight: 500;
            white-space: nowrap;
        }

        /* ========== RESULTS / DATA ========== */
        .results-section {
            background: var(--surface-dark);
            color: var(--text-on-dark);
        }
        .results-section .section-title {
            color: #fff;
        }
        .results-section .section-subtitle {
            color: rgba(255, 255, 255, 0.6);
        }
        .results-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 24px;
        }
        .result-card {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 30px 20px;
            text-align: center;
            transition: all var(--transition);
        }
        .result-card:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.3);
        }
        .result-card .result-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--accent-glow);
            letter-spacing: 0.02em;
            margin-bottom: 0.3rem;
            line-height: 1;
        }
        .result-card .result-label {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.65);
            font-weight: 500;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonials-section {
            background: var(--surface);
        }
        .testimonial-cards {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px;
        }
        .testimonial-card {
            background: var(--gradient-card);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            position: relative;
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .testimonial-card .quote-icon {
            font-size: 2.5rem;
            color: var(--accent);
            opacity: 0.4;
            position: absolute;
            top: 16px;
            right: 20px;
        }
        .testimonial-card .testimonial-text {
            font-size: 0.95rem;
            color: var(--text);
            line-height: 1.7;
            margin-bottom: 1rem;
            font-style: italic;
        }
        .testimonial-card .testimonial-author {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--primary);
        }
        .testimonial-card .testimonial-role {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* ========== PROCESS STEPS ========== */
        .process-section {
            background: var(--surface-alt);
        }
        .process-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }
        .process-step {
            text-align: center;
            padding: 24px 16px;
            position: relative;
        }
        .process-step .step-number {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--gradient-accent);
            color: #1a1a2e;
            font-weight: 800;
            font-size: 1.4rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1rem;
            box-shadow: 0 6px 20px rgba(232, 168, 80, 0.35);
        }
        .process-step h4 {
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 0.3rem;
            color: var(--primary);
        }
        .process-step p {
            font-size: 0.85rem;
            color: var(--text-light);
            margin: 0;
            line-height: 1.5;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--surface);
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
        }
        .faq-item .faq-question {
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 700;
            font-size: 1rem;
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            user-select: none;
            transition: background var(--transition);
        }
        .faq-item .faq-question:hover {
            background: var(--surface-alt);
        }
        .faq-item .faq-question .faq-arrow {
            transition: transform var(--transition);
            font-size: 0.8rem;
            color: var(--accent);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-arrow {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 22px 18px;
        }
        .faq-item .faq-answer p {
            margin: 0;
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.7;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--gradient-brand);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section .cta-bg-pattern {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.08;
            z-index: 0;
        }
        .cta-section .cta-inner {
            position: relative;
            z-index: 1;
            padding: 60px 40px;
            max-width: 700px;
            margin: 0 auto;
        }
        .cta-section .cta-title {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 0.6rem;
            letter-spacing: 0.03em;
        }
        .cta-section .cta-desc {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1.05rem;
            margin-bottom: 2rem;
            line-height: 1.6;
        }
        .cta-section .btn-cta-large {
            display: inline-block;
            padding: 16px 40px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            font-weight: 700;
            font-size: 1.1rem;
            border-radius: 50px;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.03em;
            box-shadow: 0 8px 28px rgba(232, 168, 80, 0.4);
        }
        .cta-section .btn-cta-large:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 38px rgba(232, 168, 80, 0.55);
            color: #1a1a2e;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--surface-dark);
            color: var(--text-on-dark);
            padding: 50px 40px 30px;
            flex-shrink: 0;
        }
        .site-footer .content-container-wide {
            max-width: 1300px;
            margin: 0 auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 32px;
            margin-bottom: 30px;
        }
        .footer-grid h4 {
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 0.8rem;
            letter-spacing: 0.02em;
        }
        .footer-grid a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.85rem;
            padding: 4px 0;
            transition: color var(--transition);
        }
        .footer-grid a:hover {
            color: var(--accent-glow);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 10px 18px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
            align-items: center;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.4);
            transition: color var(--transition);
        }
        .footer-bottom a:hover {
            color: var(--accent-glow);
        }
        .footer-bottom span {
            white-space: nowrap;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .section-container,
            .section-container-sm,
            .section-container-wide {
                padding: 40px 24px;
            }
            .hero-game-hall .hero-content {
                padding: 40px 24px;
                flex-direction: column;
                text-align: center;
            }
            .hero-game-hall .hero-text h1 {
                font-size: 2rem;
            }
            .hero-game-hall .hero-buttons {
                justify-content: center;
            }
            .hero-game-hall .hero-stats-row {
                justify-content: center;
            }
            .hero-game-hall .hero-group-badge {
                margin-left: auto;
                margin-right: auto;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .results-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .site-sidebar {
                transform: translateX(-100%);
            }
            .site-sidebar.open {
                transform: translateX(0);
            }
            .main-content {
                margin-left: 0;
            }
            .mobile-top-bar {
                display: flex;
            }
            .sidebar-overlay {
                display: block;
            }
            .main-content {
                padding-top: 56px;
            }
            .hero-game-hall {
                min-height: 400px;
            }
            .hero-game-hall .hero-text h1 {
                font-size: 1.6rem;
            }
            .hero-game-hall .hero-text .hero-desc {
                font-size: 0.95rem;
            }
            .hero-game-hall .hero-buttons .btn-hero-primary,
            .hero-game-hall .hero-buttons .btn-hero-outline {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
            .section-container,
            .section-container-sm,
            .section-container-wide {
                padding: 32px 16px;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .pain-cards,
            .solution-feature-grid,
            .game-cat-grid,
            .testimonial-cards,
            .process-steps {
                grid-template-columns: 1fr;
            }
            .results-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hot-game-item {
                flex-wrap: wrap;
                gap: 10px;
            }
            .hot-game-item .game-stats-row {
                width: 100%;
                justify-content: flex-start;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .cta-section .cta-inner {
                padding: 40px 20px;
            }
            .cta-section .cta-title {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .hero-game-hall .hero-stats-row {
                flex-direction: column;
                gap: 10px;
                align-items: center;
            }
            .hero-game-hall .hero-buttons {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-game-hall .hero-buttons .btn-hero-primary,
            .hero-game-hall .hero-buttons .btn-hero-outline {
                width: 100%;
                text-align: center;
            }
            .results-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .hot-game-item .game-stats-row {
                flex-wrap: wrap;
                gap: 6px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #1a1a2e;
            --primary-light: #252542;
            --accent: #e8a850;
            --accent-hover: #d4953a;
            --accent-glow: #f0c070;
            --surface: #ffffff;
            --surface-alt: #f8f6f2;
            --surface-dark: #1a1a2e;
            --text: #2c2c3a;
            --text-light: #5e5e72;
            --text-muted: #8a8a9a;
            --text-on-dark: #e8e8f0;
            --border: #e2e0da;
            --border-light: #f0ede6;
            --radius-sm: 8px;
            --radius: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.09);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.13);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.16);
            --transition: 0.22s ease;
            --transition-slow: 0.35s ease;
            --nav-width: 250px;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --gradient-brand: linear-gradient(135deg, #1a1a2e 0%, #2d2d50 40%, #1a1a2e 100%);
            --gradient-accent: linear-gradient(135deg, #e8a850 0%, #d4953a 50%, #c0852e 100%);
            --gradient-card: linear-gradient(145deg, #ffffff 0%, #faf8f4 100%);
            --gradient-hero: linear-gradient(160deg, #1a1a2e 0%, #252542 30%, #1f1f38 60%, #1a1a2e 100%);
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            line-height: 1.7;
            color: var(--text);
            background: var(--surface-alt);
            min-height: 100vh;
            display: flex;
            flex-direction: row;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        /* ========== SIDEBAR NAVIGATION ========== */
        .site-sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--nav-width);
            height: 100vh;
            background: var(--gradient-brand);
            z-index: 1000;
            display: flex;
            flex-direction: column;
            box-shadow: 4px 0 30px rgba(0, 0, 0, 0.25);
            transition: transform var(--transition-slow);
            overflow-y: auto;
            overflow-x: hidden;
        }
        .sidebar-brand {
            padding: 28px 24px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
        }
        .sidebar-brand a {
            display: flex;
            align-items: center;
            gap: 12px;
            color: #fff;
            font-size: 1.35rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            font-family: var(--font-heading);
        }
        .sidebar-brand .brand-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: #1a1a2e;
            flex-shrink: 0;
        }
        .sidebar-nav {
            flex: 1;
            padding: 16px 12px;
            display: flex;
            flex-direction: column;
            gap: 3px;
        }
        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 11px;
            padding: 13px 16px;
            border-radius: var(--radius-sm);
            color: rgba(255, 255, 255, 0.78);
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }
        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }
        .sidebar-nav a.active {
            background: rgba(232, 168, 80, 0.18);
            color: var(--accent-glow);
            font-weight: 600;
            box-shadow: inset 3px 0 0 var(--accent);
        }
        .sidebar-nav a.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 10px;
            bottom: 10px;
            width: 3px;
            background: var(--accent);
            border-radius: 0 3px 3px 0;
        }
        .sidebar-footer-cta {
            padding: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
        }
        .sidebar-footer-cta .btn-sidebar-cta {
            display: block;
            width: 100%;
            padding: 12px 16px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            text-align: center;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }
        .sidebar-footer-cta .btn-sidebar-cta:hover {
            background: var(--accent-hover);
            box-shadow: 0 6px 20px rgba(232, 168, 80, 0.35);
            transform: translateY(-1px);
            color: #1a1a2e;
        }

        /* ========== MAIN CONTENT AREA ========== */
        .main-content {
            margin-left: var(--nav-width);
            flex: 1;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            width: calc(100% - var(--nav-width));
        }

        /* ========== MOBILE TOP BAR ========== */
        .mobile-top-bar {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: var(--gradient-brand);
            padding: 12px 16px;
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.25);
        }
        .mobile-top-bar .mobile-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            font-family: var(--font-heading);
        }
        .mobile-top-bar .mobile-brand .brand-icon-sm {
            width: 34px;
            height: 34px;
            border-radius: 6px;
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #1a1a2e;
        }
        .mobile-top-bar .hamburger-btn {
            background: none;
            border: none;
            color: #fff;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 8px;
            line-height: 1;
        }
        .sidebar-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 998;
        }
        .sidebar-overlay.active {
            display: block;
        }

        /* ========== SECTION STYLES ========== */
        .section-padding {
            padding: 60px 0;
        }
        .section-padding-lg {
            padding: 80px 0;
        }
        .section-padding-sm {
            padding: 40px 0;
        }
        .content-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 32px;
        }
        .content-container-wide {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 32px;
        }
        .content-container-narrow {
            max-width: 860px;
            margin: 0 auto;
            padding: 0 32px;
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--accent);
            background: rgba(232, 168, 80, 0.1);
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-light);
            max-width: 700px;
            line-height: 1.7;
        }
        .text-center {
            text-align: center;
        }
        .section-header {
            margin-bottom: 48px;
        }
        .section-header.text-center .section-subtitle {
            margin: 0 auto;
        }

        /* ========== HERO SECTION ========== */
        .hero-section {
            position: relative;
            background: var(--gradient-hero);
            min-height: 620px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 55%;
            height: 100%;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.25;
            mask-image: linear-gradient(to left, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0) 100%);
            -webkit-mask-image: linear-gradient(to left, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0) 100%);
            z-index: 0;
        }
        .hero-section .hero-inner {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            gap: 50px;
            width: 100%;
        }
        .hero-text-col {
            flex: 1;
            min-width: 0;
        }
        .hero-countdown-col {
            flex-shrink: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 20px;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(232, 168, 80, 0.2);
            color: var(--accent-glow);
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
            border: 1px solid rgba(232, 168, 80, 0.3);
        }
        .hero-title {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            line-height: 1.25;
            letter-spacing: 0.02em;
        }
        .hero-title .accent-text {
            color: var(--accent-glow);
        }
        .hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 520px;
            line-height: 1.7;
            margin-bottom: 28px;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            font-weight: 700;
            font-size: 1rem;
            border-radius: var(--radius);
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.02em;
            box-shadow: 0 6px 24px rgba(232, 168, 80, 0.3);
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            box-shadow: 0 10px 32px rgba(232, 168, 80, 0.45);
            transform: translateY(-2px);
            color: #1a1a2e;
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius);
            border: 2px solid rgba(255, 255, 255, 0.4);
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }
        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }
        /* Countdown Ring */
        .countdown-ring-container {
            position: relative;
            width: 180px;
            height: 180px;
        }
        .countdown-ring-container svg {
            transform: rotate(-90deg);
            width: 180px;
            height: 180px;
        }
        .countdown-ring-bg {
            fill: none;
            stroke: rgba(255, 255, 255, 0.12);
            stroke-width: 10;
        }
        .countdown-ring-progress {
            fill: none;
            stroke: var(--accent);
            stroke-width: 10;
            stroke-linecap: round;
            transition: stroke-dashoffset 0.8s ease;
        }
        .countdown-ring-inner {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            text-align: center;
        }
        .countdown-number {
            font-size: 3rem;
            font-weight: 800;
            color: #fff;
            line-height: 1;
            font-family: var(--font-heading);
        }
        .countdown-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }
        /* Sell point dots */
        .sell-points {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
            margin-top: 8px;
        }
        .sell-point-dot {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 20px;
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.85rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition);
            border: 1px solid transparent;
        }
        .sell-point-dot .dot-indicator {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.35);
            flex-shrink: 0;
            transition: all var(--transition);
        }
        .sell-point-dot.active {
            background: rgba(232, 168, 80, 0.18);
            border-color: rgba(232, 168, 80, 0.4);
            color: #fff;
        }
        .sell-point-dot.active .dot-indicator {
            background: var(--accent);
            box-shadow: 0 0 12px rgba(232, 168, 80, 0.6);
        }

        /* ========== PAIN POINT SECTION ========== */
        .pain-section {
            background: var(--surface);
        }
        .pain-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .pain-card {
            background: var(--surface-alt);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            text-align: center;
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .pain-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .pain-icon {
            font-size: 2.4rem;
            color: var(--accent);
            margin-bottom: 14px;
        }
        .pain-card h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 8px;
            color: var(--primary);
        }
        .pain-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
        }

        /* ========== SOLUTION SECTION ========== */
        .solution-section {
            background: var(--surface-alt);
        }
        .solution-flex {
            display: flex;
            gap: 50px;
            align-items: center;
        }
        .solution-text {
            flex: 1;
        }
        .solution-image {
            flex: 1;
            min-width: 0;
        }
        .solution-image img {
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-xl);
            width: 100%;
        }
        .solution-list {
            list-style: none;
            padding: 0;
            margin: 20px 0 0;
        }
        .solution-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 10px 0;
            font-size: 0.95rem;
            color: var(--text-light);
            border-bottom: 1px solid var(--border-light);
        }
        .solution-list li i {
            color: var(--accent);
            font-size: 1.1rem;
            margin-top: 2px;
            flex-shrink: 0;
        }

        /* ========== TOURNAMENT CARDS ========== */
        .tournament-section {
            background: var(--surface);
        }
        .tournament-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .tournament-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all var(--transition-slow);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
        }
        .tournament-card:hover {
            box-shadow: var(--shadow-xl);
            transform: translateY(-4px);
        }
        .tournament-card-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .tournament-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .tournament-card:hover .tournament-card-img img {
            transform: scale(1.06);
        }
        .tournament-card-badge {
            position: absolute;
            top: 14px;
            right: 14px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            padding: 5px 12px;
            border-radius: 14px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.03em;
        }
        .tournament-card-body {
            padding: 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .tournament-card-body h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.15rem;
            margin-bottom: 8px;
            color: var(--primary);
        }
        .tournament-card-body p {
            font-size: 0.88rem;
            color: var(--text-light);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }
        .tournament-card-meta {
            display: flex;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .tournament-card-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .tournament-card-meta i {
            color: var(--accent);
        }

        /* ========== DATA BADGES ========== */
        .data-section {
            background: var(--gradient-brand);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .data-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(232, 168, 80, 0.08);
            pointer-events: none;
        }
        .data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            text-align: center;
            position: relative;
            z-index: 1;
        }
        .data-item {
            padding: 30px 16px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: all var(--transition);
        }
        .data-item:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(232, 168, 80, 0.3);
        }
        .data-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--accent-glow);
            font-family: var(--font-heading);
            line-height: 1;
        }
        .data-number .data-unit {
            font-size: 1.2rem;
            font-weight: 600;
        }
        .data-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 8px;
            font-weight: 500;
        }

        /* ========== REWARDS SECTION ========== */
        .rewards-section {
            background: var(--surface-alt);
        }
        .rewards-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }
        .reward-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 30px 28px;
            display: flex;
            gap: 20px;
            align-items: flex-start;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .reward-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .reward-icon-circle {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: #1a1a2e;
            flex-shrink: 0;
        }
        .reward-info h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 6px;
            color: var(--primary);
        }
        .reward-info p {
            font-size: 0.88rem;
            color: var(--text-light);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-section {
            background: var(--surface);
        }
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .testimonial-card {
            background: var(--surface-alt);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--border-light);
            position: relative;
            transition: all var(--transition);
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-lg);
        }
        .testimonial-card .quote-icon {
            font-size: 2rem;
            color: rgba(232, 168, 80, 0.3);
            position: absolute;
            top: 16px;
            right: 20px;
        }
        .testimonial-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 16px;
            font-style: italic;
        }
        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .testimonial-avatar {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            color: #1a1a2e;
            flex-shrink: 0;
        }
        .testimonial-author-info strong {
            display: block;
            font-size: 0.9rem;
            color: var(--primary);
        }
        .testimonial-author-info span {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--surface-alt);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius);
            margin-bottom: 12px;
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            padding: 18px 24px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 1rem;
            color: var(--primary);
            font-family: var(--font-heading);
            user-select: none;
            transition: background var(--transition);
        }
        .faq-question:hover {
            background: rgba(232, 168, 80, 0.04);
        }
        .faq-question i {
            transition: transform var(--transition);
            color: var(--accent);
            font-size: 0.9rem;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 18px;
        }
        .faq-answer p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.7;
            margin: 0;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--gradient-brand);
            position: relative;
            overflow: hidden;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -60px;
            width: 250px;
            height: 250px;
            border-radius: 50%;
            background: rgba(232, 168, 80, 0.07);
            pointer-events: none;
        }
        .cta-card {
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.1);
            position: relative;
            z-index: 1;
            backdrop-filter: blur(4px);
        }
        .cta-card h3 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-card p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1rem;
            max-width: 550px;
            margin: 0 auto 24px;
            line-height: 1.6;
        }
        .cta-card .btn-primary {
            font-size: 1.05rem;
            padding: 16px 36px;
            border-radius: var(--radius-lg);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--surface-dark);
            color: #fff;
            padding: 50px 0 0;
            flex-shrink: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-grid h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 14px;
            color: #fff;
        }
        .footer-grid a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.85rem;
            padding: 4px 0;
            transition: color var(--transition);
        }
        .footer-grid a:hover {
            color: var(--accent-glow);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
            justify-content: center;
            padding: 20px 0;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a:hover {
            color: var(--accent-glow);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            :root {
                --nav-width: 220px;
            }
            .hero-title {
                font-size: 2.2rem;
            }
            .pain-grid,
            .tournament-grid,
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .rewards-grid {
                grid-template-columns: 1fr 1fr;
            }
            .solution-flex {
                flex-direction: column;
                gap: 30px;
            }
            .countdown-ring-container {
                width: 140px;
                height: 140px;
            }
            .countdown-ring-container svg {
                width: 140px;
                height: 140px;
            }
            .countdown-number {
                font-size: 2.2rem;
            }
            .hero-section .hero-inner {
                gap: 30px;
            }
            .section-title {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 768px) {
            .site-sidebar {
                transform: translateX(-100%);
            }
            .site-sidebar.mobile-open {
                transform: translateX(0);
            }
            .main-content {
                margin-left: 0;
                width: 100%;
            }
            .mobile-top-bar {
                display: flex;
            }
            .main-content {
                padding-top: 56px;
            }
            .hero-section {
                min-height: auto;
                padding: 60px 0 40px;
            }
            .hero-section .hero-inner {
                flex-direction: column;
                text-align: center;
                gap: 30px;
            }
            .hero-desc {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }
            .hero-actions {
                justify-content: center;
            }
            .sell-points {
                justify-content: center;
            }
            .hero-countdown-col {
                order: -1;
            }
            .countdown-ring-container {
                width: 120px;
                height: 120px;
            }
            .countdown-ring-container svg {
                width: 120px;
                height: 120px;
            }
            .countdown-number {
                font-size: 1.8rem;
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .pain-grid,
            .tournament-grid,
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .data-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .rewards-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .section-padding {
                padding: 40px 0;
            }
            .section-padding-lg {
                padding: 50px 0;
            }
            .content-container,
            .content-container-wide,
            .content-container-narrow {
                padding: 0 18px;
            }
            .cta-card {
                padding: 30px 20px;
            }
            .cta-card h3 {
                font-size: 1.4rem;
            }
            .data-number {
                font-size: 2rem;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.5rem;
            }
            .data-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 6px;
                text-align: center;
            }
            .hero-actions {
                flex-direction: column;
                align-items: center;
            }
            .sell-points {
                flex-direction: column;
                align-items: center;
            }
            .section-title {
                font-size: 1.35rem;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #1a1a2e;
            --primary-light: #252542;
            --accent: #e8a850;
            --accent-hover: #d4953a;
            --accent-glow: #f0c070;
            --surface: #ffffff;
            --surface-alt: #f8f6f2;
            --surface-dark: #1a1a2e;
            --text: #2c2c3a;
            --text-light: #5e5e72;
            --text-muted: #8a8a9a;
            --text-on-dark: #e8e8f0;
            --border: #e2e0da;
            --border-light: #f0ede6;
            --radius-sm: 8px;
            --radius: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.09);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.13);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.16);
            --transition: 0.22s ease;
            --transition-slow: 0.35s ease;
            --nav-width: 250px;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --gradient-brand: linear-gradient(135deg, #1a1a2e 0%, #2d2d50 40%, #1a1a2e 100%);
            --gradient-accent: linear-gradient(135deg, #e8a850 0%, #d4953a 50%, #c0852e 100%);
            --gradient-card: linear-gradient(145deg, #ffffff 0%, #faf8f4 100%);
            --gradient-hero: linear-gradient(160deg, #1a1a2e 0%, #252542 30%, #1f1f38 60%, #1a1a2e 100%);
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            line-height: 1.7;
            color: var(--text);
            background: var(--surface-alt);
            min-height: 100vh;
            display: flex;
            flex-direction: row;
            overflow-x: hidden;
        }

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

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

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

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            color: var(--primary);
            margin-top: 0;
            line-height: 1.3;
        }

        h1 {
            font-size: 2.6rem;
            font-weight: 800;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
        }
        h3 {
            font-size: 1.45rem;
            font-weight: 600;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
        }

        /* ========== SIDEBAR NAVIGATION ========== */
        .site-sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--nav-width);
            height: 100vh;
            background: var(--gradient-brand);
            z-index: 1000;
            display: flex;
            flex-direction: column;
            box-shadow: 4px 0 30px rgba(0, 0, 0, 0.25);
            transition: transform var(--transition-slow);
            overflow-y: auto;
            overflow-x: hidden;
        }

        .sidebar-brand {
            padding: 28px 24px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
        }

        .sidebar-brand a {
            display: flex;
            align-items: center;
            gap: 12px;
            color: #fff;
            font-size: 1.35rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            font-family: var(--font-heading);
        }

        .sidebar-brand .brand-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: #1a1a2e;
            flex-shrink: 0;
        }

        .sidebar-nav {
            flex: 1;
            padding: 16px 12px;
            display: flex;
            flex-direction: column;
            gap: 3px;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 11px;
            padding: 13px 16px;
            border-radius: var(--radius-sm);
            color: rgba(255, 255, 255, 0.78);
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        .sidebar-nav a.active {
            background: rgba(232, 168, 80, 0.18);
            color: var(--accent-glow);
            font-weight: 600;
            box-shadow: inset 3px 0 0 var(--accent);
        }

        .sidebar-nav a.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 10px;
            bottom: 10px;
            width: 3px;
            background: var(--accent);
            border-radius: 0 3px 3px 0;
        }

        .sidebar-footer-cta {
            padding: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
        }

        .sidebar-footer-cta .btn-sidebar-cta {
            display: block;
            width: 100%;
            padding: 12px 16px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            font-weight: 700;
            border-radius: var(--radius-sm);
            text-align: center;
            font-size: 0.9rem;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
            letter-spacing: 0.02em;
        }

        .sidebar-footer-cta .btn-sidebar-cta:hover {
            background: var(--accent-hover);
            color: #1a1a2e;
            box-shadow: 0 6px 20px rgba(232, 168, 80, 0.35);
            transform: translateY(-1px);
        }

        /* ========== MAIN CONTENT AREA ========== */
        .main-content {
            margin-left: var(--nav-width);
            flex: 1;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            width: calc(100% - var(--nav-width));
            background: var(--surface-alt);
        }

        /* ========== MOBILE NAV TOGGLE ========== */
        .mobile-nav-toggle {
            display: none;
            position: fixed;
            top: 14px;
            left: 14px;
            z-index: 1100;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.3);
            font-size: 1.2rem;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-lg);
            transition: all var(--transition);
        }

        .mobile-nav-toggle:hover {
            background: var(--primary-light);
        }

        .sidebar-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 999;
            transition: opacity var(--transition-slow);
        }

        .sidebar-overlay.active {
            display: block;
        }

        /* ========== HERO SECTION ========== */
        .hero-section {
            position: relative;
            background: var(--gradient-hero);
            color: var(--text-on-dark);
            padding: 60px 48px 70px;
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }

        .hero-section .hero-inner {
            position: relative;
            z-index: 1;
            max-width: 900px;
            width: 100%;
        }

        .hero-tag {
            display: inline-block;
            background: rgba(232, 168, 80, 0.2);
            color: var(--accent-glow);
            padding: 7px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 18px;
            border: 1px solid rgba(232, 168, 80, 0.3);
        }

        .hero-section h1 {
            color: #fff;
            font-size: 2.8rem;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .hero-section .hero-subtitle {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 28px;
            line-height: 1.8;
            max-width: 650px;
        }

        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 28px;
        }

        .hero-badge {
            display: flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: 30px;
            padding: 10px 18px;
            font-size: 0.9rem;
            font-weight: 500;
            color: #fff;
            backdrop-filter: blur(4px);
            transition: all var(--transition);
        }

        .hero-badge i {
            color: var(--accent-glow);
            font-size: 0.9rem;
        }

        .hero-badge:hover {
            background: rgba(255, 255, 255, 0.14);
            border-color: rgba(255, 255, 255, 0.35);
            transform: translateY(-2px);
        }

        .hero-eligibility {
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius);
            padding: 18px 22px;
            margin-bottom: 26px;
            border-left: 3px solid var(--accent);
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.7;
            max-width: 600px;
        }

        .hero-eligibility strong {
            color: var(--accent-glow);
        }

        .btn-hero-cta {
            display: inline-block;
            padding: 16px 40px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            font-weight: 700;
            font-size: 1.1rem;
            border-radius: 30px;
            letter-spacing: 0.03em;
            transition: all var(--transition);
            box-shadow: 0 8px 28px rgba(232, 168, 80, 0.3);
            border: none;
            cursor: pointer;
            text-align: center;
        }

        .btn-hero-cta:hover {
            background: var(--accent-hover);
            color: #1a1a2e;
            box-shadow: 0 14px 36px rgba(232, 168, 80, 0.45);
            transform: translateY(-3px);
        }

        /* ========== SECTION COMMONS ========== */
        .section-block {
            padding: 56px 48px;
        }

        .section-block-alt {
            background: var(--surface);
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--primary);
            letter-spacing: 0.01em;
        }

        .section-desc {
            color: var(--text-light);
            font-size: 1.05rem;
            line-height: 1.8;
            max-width: 700px;
            margin-bottom: 32px;
        }

        /* ========== PAIN POINT CARDS ========== */
        .pain-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
            margin-top: 20px;
        }

        .pain-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 30px 26px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .pain-card::after {
            content: '';
            position: absolute;
            top: -30px;
            right: -30px;
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: rgba(232, 168, 80, 0.08);
            pointer-events: none;
        }

        .pain-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(232, 168, 80, 0.3);
        }

        .pain-card .pain-icon {
            width: 50px;
            height: 50px;
            border-radius: var(--radius-sm);
            background: rgba(232, 168, 80, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--accent);
            margin-bottom: 16px;
        }

        .pain-card h3 {
            font-size: 1.2rem;
            margin-bottom: 8px;
            color: var(--primary);
        }

        .pain-card p {
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.7;
            margin: 0;
        }

        /* ========== SOLUTION BIG CARD ========== */
        .solution-big-card {
            background: var(--gradient-card);
            border-radius: var(--radius-xl);
            padding: 44px 40px;
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border-light);
            display: flex;
            gap: 36px;
            align-items: center;
            flex-wrap: wrap;
        }

        .solution-big-card .solution-img-wrap {
            flex: 0 0 280px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .solution-big-card .solution-img-wrap img {
            width: 100%;
            height: 220px;
            object-fit: cover;
        }

        .solution-big-card .solution-text {
            flex: 1;
            min-width: 260px;
        }

        .solution-big-card .solution-text h3 {
            font-size: 1.5rem;
            margin-bottom: 14px;
        }

        .solution-big-card .solution-text p {
            color: var(--text-light);
            line-height: 1.8;
            margin-bottom: 10px;
        }

        .solution-highlights {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 16px;
        }

        .solution-highlight-tag {
            background: rgba(232, 168, 80, 0.1);
            color: var(--accent);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            border: 1px solid rgba(232, 168, 80, 0.25);
        }

        /* ========== STEPS FLOW ========== */
        .steps-flow {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            align-items: stretch;
        }

        .step-item {
            flex: 1;
            min-width: 200px;
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            position: relative;
        }

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

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--gradient-accent);
            color: #1a1a2e;
            font-weight: 800;
            font-size: 1.3rem;
            margin-bottom: 14px;
        }

        .step-item h4 {
            font-size: 1.1rem;
            margin-bottom: 8px;
            color: var(--primary);
        }

        .step-item p {
            color: var(--text-light);
            font-size: 0.9rem;
            line-height: 1.6;
            margin: 0;
        }

        .step-arrow {
            display: flex;
            align-items: center;
            font-size: 1.5rem;
            color: var(--accent);
            flex-shrink: 0;
        }

        /* ========== DATA BADGES ========== */
        .data-badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
        }

        .data-badge-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            min-width: 170px;
            flex: 1;
            transition: all var(--transition);
        }

        .data-badge-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(232, 168, 80, 0.3);
        }

        .data-badge-card .data-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--accent);
            font-family: var(--font-heading);
            letter-spacing: 0.02em;
            margin-bottom: 6px;
        }

        .data-badge-card .data-unit {
            font-size: 1rem;
            font-weight: 600;
            color: var(--accent);
        }

        .data-badge-card .data-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 22px;
        }

        .testimonial-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 28px 26px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            position: relative;
        }

        .testimonial-card::before {
            content: '\201C';
            font-size: 4rem;
            color: rgba(232, 168, 80, 0.2);
            position: absolute;
            top: 10px;
            left: 20px;
            line-height: 1;
            font-family: serif;
            pointer-events: none;
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .testimonial-card .testimonial-text {
            color: var(--text);
            font-size: 1rem;
            line-height: 1.8;
            margin-bottom: 16px;
            padding-top: 10px;
            position: relative;
            z-index: 1;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
            border-top: 1px solid var(--border-light);
            padding-top: 14px;
        }

        .testimonial-card .author-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #1a1a2e;
            font-weight: 700;
            font-size: 0.8rem;
            flex-shrink: 0;
        }

        .testimonial-card .author-name {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--primary);
        }

        .testimonial-card .author-tag {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 750px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--surface);
            border-radius: var(--radius);
            padding: 22px 26px;
            margin-bottom: 12px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            cursor: pointer;
        }

        .faq-item:hover {
            box-shadow: var(--shadow);
            border-color: rgba(232, 168, 80, 0.25);
        }

        .faq-item .faq-question {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .faq-item .faq-question i {
            color: var(--accent);
            font-size: 0.9rem;
            transition: transform var(--transition);
        }

        .faq-item .faq-answer {
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-top: 10px;
            padding-left: 24px;
            display: none;
        }

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

        .faq-item.open .faq-question i {
            transform: rotate(45deg);
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--gradient-brand);
            color: #fff;
            padding: 56px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
            border-radius: var(--radius-xl);
            margin: 0 48px 56px;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.1;
            z-index: 0;
        }

        .cta-section .cta-inner {
            position: relative;
            z-index: 1;
            max-width: 650px;
            margin: 0 auto;
        }

        .cta-section h2 {
            color: #fff;
            font-size: 2rem;
            margin-bottom: 14px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.05rem;
            line-height: 1.8;
            margin-bottom: 26px;
        }

        .btn-cta-lg {
            display: inline-block;
            padding: 18px 44px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            font-weight: 700;
            font-size: 1.15rem;
            border-radius: 30px;
            letter-spacing: 0.03em;
            transition: all var(--transition);
            box-shadow: 0 10px 32px rgba(232, 168, 80, 0.35);
            border: none;
            cursor: pointer;
        }

        .btn-cta-lg:hover {
            background: var(--accent-hover);
            color: #1a1a2e;
            box-shadow: 0 16px 42px rgba(232, 168, 80, 0.5);
            transform: translateY(-3px);
        }

        /* ========== GAME CARDS ========== */
        .game-reco-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .game-reco-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            text-align: center;
        }

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

        .game-reco-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
        }

        .game-reco-card .game-reco-body {
            padding: 18px 16px;
        }

        .game-reco-card h4 {
            font-size: 1rem;
            margin-bottom: 6px;
            color: var(--primary);
        }

        .game-reco-card .game-difficulty {
            display: inline-block;
            font-size: 0.78rem;
            padding: 4px 10px;
            border-radius: 14px;
            background: rgba(232, 168, 80, 0.1);
            color: var(--accent);
            font-weight: 600;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--surface-dark);
            color: #fff;
            padding: 48px 48px 28px;
            margin-top: auto;
        }

        .site-footer .content-container-wide {
            max-width: 1200px;
            margin: 0 auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 30px;
        }

        .footer-grid h4 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 14px;
            font-weight: 700;
            letter-spacing: 0.03em;
        }

        .footer-grid a {
            display: block;
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            padding: 4px 0;
            transition: color var(--transition);
        }

        .footer-grid a:hover {
            color: var(--accent-glow);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
            align-items: center;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition);
        }

        .footer-bottom a:hover {
            color: var(--accent-glow);
        }

        .footer-bottom span {
            white-space: nowrap;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            :root {
                --nav-width: 220px;
            }
            .hero-section {
                padding: 44px 28px 50px;
            }
            .hero-section h1 {
                font-size: 2.2rem;
            }
            .section-block {
                padding: 40px 28px;
            }
            .pain-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .game-reco-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-section {
                margin: 0 28px 40px;
                padding: 40px 28px;
            }
            .steps-flow {
                flex-wrap: wrap;
            }
            .step-arrow {
                display: none;
            }
            .step-item {
                min-width: 140px;
            }
            .data-badge-row {
                gap: 14px;
            }
            .data-badge-card {
                min-width: 130px;
                padding: 22px 16px;
            }
            .data-badge-card .data-number {
                font-size: 2rem;
            }
        }

        @media (max-width: 768px) {
            .site-sidebar {
                transform: translateX(-100%);
                width: 260px;
            }
            .site-sidebar.mobile-open {
                transform: translateX(0);
            }
            .main-content {
                margin-left: 0;
                width: 100%;
            }
            .mobile-nav-toggle {
                display: flex;
            }
            .sidebar-overlay {
                display: none;
            }
            .sidebar-overlay.active {
                display: block;
            }
            .hero-section {
                padding: 50px 20px 44px;
                min-height: auto;
            }
            .hero-section h1 {
                font-size: 1.8rem;
            }
            .hero-section .hero-subtitle {
                font-size: 1rem;
            }
            .hero-badges {
                gap: 8px;
            }
            .hero-badge {
                padding: 8px 14px;
                font-size: 0.8rem;
            }
            .section-block {
                padding: 32px 18px;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .pain-grid {
                grid-template-columns: 1fr;
            }
            .game-reco-grid {
                grid-template-columns: 1fr 1fr;
            }
            .solution-big-card {
                flex-direction: column;
                padding: 28px 20px;
            }
            .solution-big-card .solution-img-wrap {
                flex: 0 0 auto;
                width: 100%;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cta-section {
                margin: 0 16px 32px;
                padding: 32px 18px;
                border-radius: var(--radius-lg);
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .data-badge-row {
                flex-direction: column;
                gap: 12px;
            }
            .data-badge-card {
                min-width: auto;
            }
            .steps-flow {
                flex-direction: column;
                gap: 12px;
            }
            .step-item {
                min-width: auto;
            }
            .hero-eligibility {
                font-size: 0.85rem;
                padding: 14px 16px;
            }
            .btn-hero-cta {
                padding: 14px 30px;
                font-size: 1rem;
                width: 100%;
                text-align: center;
            }
            .site-footer {
                padding: 32px 18px 20px;
            }
        }

        @media (max-width: 520px) {
            .hero-section h1 {
                font-size: 1.5rem;
            }
            .hero-badges {
                flex-direction: column;
                gap: 6px;
            }
            .game-reco-grid {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .btn-cta-lg {
                width: 100%;
                text-align: center;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #1a1a2e;
            --primary-light: #252542;
            --accent: #e8a850;
            --accent-hover: #d4953a;
            --accent-glow: #f0c070;
            --surface: #ffffff;
            --surface-alt: #f8f6f2;
            --surface-dark: #1a1a2e;
            --text: #2c2c3a;
            --text-light: #5e5e72;
            --text-muted: #8a8a9a;
            --text-on-dark: #e8e8f0;
            --border: #e2e0da;
            --border-light: #f0ede6;
            --radius-sm: 8px;
            --radius: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.09);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.13);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.16);
            --transition: 0.22s ease;
            --transition-slow: 0.35s ease;
            --nav-width: 250px;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --gradient-brand: linear-gradient(135deg, #1a1a2e 0%, #2d2d50 40%, #1a1a2e 100%);
            --gradient-accent: linear-gradient(135deg, #e8a850 0%, #d4953a 50%, #c0852e 100%);
            --gradient-card: linear-gradient(145deg, #ffffff 0%, #faf8f4 100%);
            --gradient-hero: linear-gradient(160deg, #1a1a2e 0%, #252542 30%, #1f1f38 60%, #1a1a2e 100%);
            --gradient-warm: linear-gradient(135deg, #fdf6e8 0%, #fef3e0 30%, #fdf6e8 100%);
            --gradient-gold: linear-gradient(135deg, #f9e4b7 0%, #e8a850 40%, #d4953a 70%, #c0852e 100%);
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            line-height: 1.7;
            color: var(--text);
            background: var(--surface-alt);
            min-height: 100vh;
            display: flex;
            flex-direction: row;
            overflow-x: hidden;
        }

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

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

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

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

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

        /* ========== SIDEBAR NAVIGATION ========== */
        .site-sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--nav-width);
            height: 100vh;
            background: var(--gradient-brand);
            z-index: 1000;
            display: flex;
            flex-direction: column;
            box-shadow: 4px 0 30px rgba(0, 0, 0, 0.25);
            transition: transform var(--transition-slow);
            overflow-y: auto;
            overflow-x: hidden;
        }

        .sidebar-brand {
            padding: 28px 24px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
        }

        .sidebar-brand a {
            display: flex;
            align-items: center;
            gap: 12px;
            color: #fff;
            font-size: 1.35rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            font-family: var(--font-heading);
        }

        .sidebar-brand .brand-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: #1a1a2e;
            flex-shrink: 0;
        }

        .sidebar-nav {
            flex: 1;
            padding: 16px 12px;
            display: flex;
            flex-direction: column;
            gap: 3px;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 11px;
            padding: 13px 16px;
            border-radius: var(--radius-sm);
            color: rgba(255, 255, 255, 0.78);
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        .sidebar-nav a.active {
            background: rgba(232, 168, 80, 0.18);
            color: var(--accent-glow);
            font-weight: 600;
            box-shadow: inset 3px 0 0 var(--accent);
        }

        .sidebar-nav a.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 10px;
            bottom: 10px;
            width: 3px;
            background: var(--accent);
            border-radius: 0 3px 3px 0;
        }

        .sidebar-footer-cta {
            padding: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
        }

        .sidebar-footer-cta .btn-sidebar-cta {
            display: block;
            width: 100%;
            padding: 12px 16px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            border: none;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.9rem;
            cursor: pointer;
            text-align: center;
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }

        .sidebar-footer-cta .btn-sidebar-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(232, 168, 80, 0.4);
            color: #1a1a2e;
        }

        /* ========== MAIN CONTENT AREA ========== */
        .main-content {
            margin-left: var(--nav-width);
            flex: 1;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            width: calc(100% - var(--nav-width));
        }

        .content-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 32px;
            width: 100%;
        }

        .content-container-wide {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 32px;
            width: 100%;
        }

        .content-container-narrow {
            max-width: 860px;
            margin: 0 auto;
            padding: 0 32px;
            width: 100%;
        }

        /* ========== SECTION SPACING ========== */
        .section {
            padding: 64px 0;
        }

        .section-sm {
            padding: 40px 0;
        }

        .section-lg {
            padding: 80px 0;
        }

        .section-xl {
            padding: 100px 0;
        }

        /* ========== HERO ========== */
        .hero-promo {
            position: relative;
            background: var(--gradient-hero);
            min-height: 520px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-promo::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }

        .hero-promo .hero-overlay {
            position: relative;
            z-index: 1;
            width: 100%;
        }

        .hero-promo .hero-badge {
            display: inline-block;
            background: var(--gradient-accent);
            color: #1a1a2e;
            padding: 6px 18px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.85rem;
            letter-spacing: 0.04em;
            margin-bottom: 20px;
        }

        .hero-promo h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .hero-promo h1 .highlight {
            background: var(--gradient-accent);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-promo .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 600px;
            line-height: 1.7;
            margin-bottom: 28px;
        }

        .hero-promo .hero-stats-row {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .hero-promo .hero-stat-item {
            text-align: left;
        }

        .hero-promo .hero-stat-value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-glow);
            font-family: var(--font-heading);
            line-height: 1;
        }

        .hero-promo .hero-stat-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
            letter-spacing: 0.03em;
        }

        .btn-primary {
            display: inline-block;
            padding: 14px 32px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            border: none;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.03em;
            text-align: center;
            box-shadow: 0 4px 16px rgba(232, 168, 80, 0.35);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 28px rgba(232, 168, 80, 0.5);
            color: #1a1a2e;
        }

        .btn-outline-light {
            display: inline-block;
            padding: 14px 32px;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.4);
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.03em;
            text-align: center;
        }

        .btn-outline-light:hover {
            border-color: var(--accent-glow);
            color: var(--accent-glow);
            background: rgba(232, 168, 80, 0.08);
        }

        /* ========== PAIN POINT SECTION ========== */
        .pain-section {
            background: var(--surface);
            position: relative;
        }

        .pain-section .section-label {
            display: inline-block;
            background: #fef0e0;
            color: #b8782a;
            padding: 5px 16px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.82rem;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }

        .pain-section h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .pain-card {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 28px;
            text-align: center;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
            height: 100%;
            position: relative;
            overflow: hidden;
        }

        .pain-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, #e8a850, #f0c070, #e8a850);
            opacity: 0;
            transition: opacity var(--transition);
        }

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

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

        .pain-card .pain-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: #fef6ec;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.5rem;
            color: #e8a850;
        }

        .pain-card h4 {
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 8px;
            color: var(--text);
            font-family: var(--font-heading);
        }

        .pain-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== SOLUTION SECTION ========== */
        .solution-section {
            background: var(--surface-alt);
            position: relative;
        }

        .solution-section .section-label {
            display: inline-block;
            background: #e8f5e9;
            color: #2e7d32;
            padding: 5px 16px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.82rem;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }

        .solution-section h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .solution-big-card {
            background: var(--gradient-card);
            border-radius: var(--radius-xl);
            padding: 40px;
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border-light);
            position: relative;
            overflow: hidden;
        }

        .solution-big-card::after {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(232, 168, 80, 0.08);
            pointer-events: none;
        }

        .solution-big-card h3 {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text);
            position: relative;
            z-index: 1;
        }

        .solution-big-card p {
            font-size: 1rem;
            color: var(--text-light);
            line-height: 1.8;
            position: relative;
            z-index: 1;
        }

        .solution-feature-list {
            list-style: none;
            padding: 0;
            margin: 20px 0 0;
            position: relative;
            z-index: 1;
        }

        .solution-feature-list li {
            padding: 10px 0 10px 32px;
            position: relative;
            font-size: 0.95rem;
            color: var(--text);
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition);
        }

        .solution-feature-list li:last-child {
            border-bottom: none;
        }

        .solution-feature-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            top: 10px;
            width: 22px;
            height: 22px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            font-weight: 700;
        }

        /* ========== DATA BADGES SECTION ========== */
        .data-badges-section {
            background: var(--surface-dark);
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .data-badges-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
            opacity: 0.07;
            z-index: 0;
        }

        .data-badges-section .content-container {
            position: relative;
            z-index: 1;
        }

        .data-badge-card {
            text-align: center;
            padding: 24px 16px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .data-badge-card:hover {
            background: rgba(255, 255, 255, 0.09);
            border-color: rgba(232, 168, 80, 0.4);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
            transform: translateY(-3px);
        }

        .data-badge-card .badge-number {
            font-size: 2.6rem;
            font-weight: 800;
            font-family: var(--font-heading);
            background: var(--gradient-accent);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1;
        }

        .data-badge-card .badge-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 8px;
            letter-spacing: 0.03em;
        }

        .data-badge-card .badge-icon {
            font-size: 2rem;
            color: var(--accent-glow);
            margin-bottom: 8px;
        }

        /* ========== HOT PROMOS SECTION ========== */
        .hot-promos-section {
            background: var(--surface);
        }

        .hot-promos-section .section-label {
            display: inline-block;
            background: #ffeaea;
            color: #c62828;
            padding: 5px 16px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.82rem;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }

        .hot-promos-section h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .promo-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .promo-card:hover {
            box-shadow: var(--shadow-xl);
            transform: translateY(-5px);
            border-color: var(--accent);
        }

        .promo-card .promo-card-img {
            position: relative;
            overflow: hidden;
            height: 200px;
        }

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

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

        .promo-card .promo-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            z-index: 2;
        }

        .promo-card .promo-card-body {
            padding: 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .promo-card .promo-card-body h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 8px;
            color: var(--text);
        }

        .promo-card .promo-card-body p {
            font-size: 0.88rem;
            color: var(--text-light);
            line-height: 1.6;
            flex: 1;
        }

        .promo-card .promo-card-body .promo-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: 12px;
            padding-top: 12px;
            border-top: 1px solid var(--border-light);
        }

        .promo-card .promo-card-body .promo-meta i {
            color: var(--accent);
        }

        .btn-sm-accent {
            display: inline-block;
            padding: 8px 20px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            border: none;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.85rem;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.03em;
            text-align: center;
            margin-top: 12px;
            align-self: flex-start;
        }

        .btn-sm-accent:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 14px rgba(232, 168, 80, 0.4);
            color: #1a1a2e;
        }

        /* ========== RESULTS SECTION ========== */
        .results-section {
            background: var(--gradient-warm);
            position: relative;
        }

        .results-section .section-label {
            display: inline-block;
            background: #fff;
            color: #b8782a;
            padding: 5px 16px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.82rem;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
            box-shadow: var(--shadow-sm);
        }

        .results-section h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .result-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow);
            text-align: center;
            transition: all var(--transition);
            height: 100%;
            border: 1px solid var(--border-light);
        }

        .result-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .result-card .result-avatar {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.6rem;
            color: #1a1a2e;
            font-weight: 700;
        }

        .result-card .result-value {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--accent);
            font-family: var(--font-heading);
        }

        .result-card .result-desc {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-top: 6px;
        }

        /* ========== TESTIMONIALS SECTION ========== */
        .testimonials-section {
            background: var(--surface);
        }

        .testimonials-section .section-label {
            display: inline-block;
            background: #f0f0f8;
            color: #4a4a6a;
            padding: 5px 16px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.82rem;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }

        .testimonials-section h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .testimonial-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            height: 100%;
            position: relative;
        }

        .testimonial-card::before {
            content: '"';
            position: absolute;
            top: 10px;
            left: 20px;
            font-size: 4rem;
            color: rgba(232, 168, 80, 0.15);
            font-family: Georgia, serif;
            line-height: 1;
            pointer-events: none;
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
        }

        .testimonial-card .testimonial-text {
            font-size: 0.95rem;
            color: var(--text);
            line-height: 1.7;
            position: relative;
            z-index: 1;
            margin-bottom: 16px;
            font-style: italic;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
            padding-top: 14px;
            border-top: 1px solid var(--border-light);
        }

        .testimonial-card .testimonial-author .author-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: #f0e6d8;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            color: #8a6d3b;
            font-weight: 700;
            flex-shrink: 0;
        }

        .testimonial-card .testimonial-author .author-name {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text);
        }

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

        .testimonial-card .testimonial-stars {
            color: #e8a850;
            font-size: 0.85rem;
            margin-bottom: 8px;
            position: relative;
            z-index: 1;
        }

        /* ========== FAQ SECTION ========== */
        .faq-section {
            background: var(--surface-alt);
        }

        .faq-section .section-label {
            display: inline-block;
            background: #e8f0fe;
            color: #1a56db;
            padding: 5px 16px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.82rem;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }

        .faq-section h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius);
            padding: 20px 24px;
            margin-bottom: 12px;
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            cursor: pointer;
            box-shadow: var(--shadow-sm);
        }

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

        .faq-item .faq-question {
            font-weight: 700;
            font-size: 1rem;
            color: var(--text);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-family: var(--font-heading);
        }

        .faq-item .faq-question i {
            color: var(--accent);
            transition: transform var(--transition);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        .faq-item .faq-answer {
            margin-top: 12px;
            font-size: 0.92rem;
            color: var(--text-light);
            line-height: 1.7;
            display: none;
            padding-top: 12px;
            border-top: 1px solid var(--border-light);
        }

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

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--gradient-hero);
            position: relative;
            overflow: hidden;
            text-align: center;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.1;
            z-index: 0;
        }

        .cta-section .content-container {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 28px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .btn-cta-large {
            display: inline-block;
            padding: 16px 40px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            border: none;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.04em;
            box-shadow: 0 6px 24px rgba(232, 168, 80, 0.4);
        }

        .cta-section .btn-cta-large:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 36px rgba(232, 168, 80, 0.55);
            color: #1a1a2e;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #14141f;
            color: #fff;
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.3fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .site-footer h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 14px;
            color: #fff;
            letter-spacing: 0.03em;
        }

        .site-footer a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.85rem;
            padding: 4px 0;
            transition: color var(--transition);
        }

        .site-footer a:hover {
            color: var(--accent-glow);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 10px 20px;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.4);
            align-items: center;
        }

        .site-footer .footer-bottom a {
            display: inline;
            color: rgba(255, 255, 255, 0.45);
            font-size: 0.78rem;
            padding: 0;
        }

        .site-footer .footer-bottom a:hover {
            color: var(--accent-glow);
        }

        /* ========== MOBILE NAV TOGGLE ========== */
        .mobile-nav-toggle {
            display: none;
            position: fixed;
            top: 16px;
            left: 16px;
            z-index: 1100;
            background: var(--gradient-accent);
            color: #1a1a2e;
            border: none;
            border-radius: var(--radius-sm);
            width: 42px;
            height: 42px;
            font-size: 1.2rem;
            cursor: pointer;
            box-shadow: var(--shadow-lg);
            align-items: center;
            justify-content: center;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            :root {
                --nav-width: 220px;
            }

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

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

            .solution-big-card {
                padding: 28px;
            }

            .content-container,
            .content-container-wide,
            .content-container-narrow {
                padding: 0 20px;
            }

            .section {
                padding: 48px 0;
            }

            .section-lg {
                padding: 60px 0;
            }

            .section-xl {
                padding: 70px 0;
            }
        }

        @media (max-width: 768px) {
            .mobile-nav-toggle {
                display: flex;
            }

            .site-sidebar {
                transform: translateX(-100%);
                width: 260px;
            }

            .site-sidebar.open {
                transform: translateX(0);
            }

            .main-content {
                margin-left: 0;
                width: 100%;
            }

            .hero-promo {
                min-height: 400px;
                text-align: center;
            }

            .hero-promo h1 {
                font-size: 1.8rem;
            }

            .hero-promo .hero-stats-row {
                justify-content: center;
                gap: 20px;
            }

            .hero-promo .hero-subtitle {
                margin-left: auto;
                margin-right: auto;
            }

            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }

            .content-container,
            .content-container-wide,
            .content-container-narrow {
                padding: 0 16px;
            }

            .section {
                padding: 36px 0;
            }

            .section-lg {
                padding: 44px 0;
            }

            .section-xl {
                padding: 50px 0;
            }

            .data-badge-card .badge-number {
                font-size: 2rem;
            }

            .solution-big-card {
                padding: 20px;
                border-radius: var(--radius-lg);
            }

            .promo-card .promo-card-img {
                height: 160px;
            }

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

        @media (max-width: 520px) {
            .hero-promo h1 {
                font-size: 1.5rem;
            }

            .hero-promo .hero-stats-row {
                gap: 12px;
                flex-direction: column;
                align-items: center;
            }

            .hero-promo .hero-stat-value {
                font-size: 1.5rem;
            }

            .hero-promo {
                min-height: 360px;
            }

            .btn-primary,
            .btn-outline-light {
                padding: 12px 24px;
                font-size: 0.9rem;
            }

            .pain-card,
            .result-card,
            .testimonial-card,
            .promo-card {
                margin-bottom: 12px;
            }

            .faq-item {
                padding: 16px 18px;
            }

            .section {
                padding: 28px 0;
            }

            .section-lg {
                padding: 36px 0;
            }

            .data-badge-card {
                padding: 18px 10px;
            }

            .data-badge-card .badge-number {
                font-size: 1.6rem;
            }
        }

        /* Overlay for mobile nav */
        .nav-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            cursor: pointer;
        }

        .nav-overlay.show {
            display: block;
        }

/* roulang page: category6 */
:root {
            --primary: #1a1a2e;
            --primary-light: #252542;
            --accent: #e8a850;
            --accent-hover: #d4953a;
            --accent-glow: #f0c070;
            --surface: #ffffff;
            --surface-alt: #f8f6f2;
            --surface-dark: #1a1a2e;
            --text: #2c2c3a;
            --text-light: #5e5e72;
            --text-muted: #8a8a9a;
            --text-on-dark: #e8e8f0;
            --border: #e2e0da;
            --border-light: #f0ede6;
            --radius-sm: 8px;
            --radius: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.09);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.13);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.16);
            --transition: 0.22s ease;
            --transition-slow: 0.35s ease;
            --nav-width: 250px;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --gradient-brand: linear-gradient(135deg, #1a1a2e 0%, #2d2d50 40%, #1a1a2e 100%);
            --gradient-accent: linear-gradient(135deg, #e8a850 0%, #d4953a 50%, #c0852e 100%);
            --gradient-card: linear-gradient(145deg, #ffffff 0%, #faf8f4 100%);
            --gradient-hero: linear-gradient(160deg, #1a1a2e 0%, #252542 30%, #1f1f38 60%, #1a1a2e 100%);
            --gradient-green: linear-gradient(135deg, #2d8a56 0%, #1f6b3f 100%);
            --gradient-blue: linear-gradient(135deg, #3a6fb5 0%, #2a5088 100%);
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            line-height: 1.7;
            color: var(--text);
            background: var(--surface-alt);
            min-height: 100vh;
            display: flex;
            flex-direction: row;
            overflow-x: hidden;
        }

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

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

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

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            line-height: 1.25;
            color: var(--primary);
            margin-top: 0;
        }

        /* ========== SIDEBAR NAVIGATION ========== */
        .site-sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--nav-width);
            height: 100vh;
            background: var(--gradient-brand);
            z-index: 1000;
            display: flex;
            flex-direction: column;
            box-shadow: 4px 0 30px rgba(0, 0, 0, 0.25);
            transition: transform var(--transition-slow);
            overflow-y: auto;
            overflow-x: hidden;
        }

        .sidebar-brand {
            padding: 28px 24px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
        }

        .sidebar-brand a {
            display: flex;
            align-items: center;
            gap: 12px;
            color: #fff;
            font-size: 1.35rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            font-family: var(--font-heading);
        }

        .sidebar-brand .brand-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: #1a1a2e;
            flex-shrink: 0;
        }

        .sidebar-nav {
            flex: 1;
            padding: 16px 12px;
            display: flex;
            flex-direction: column;
            gap: 3px;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 11px;
            padding: 13px 16px;
            border-radius: var(--radius-sm);
            color: rgba(255, 255, 255, 0.78);
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        .sidebar-nav a.active {
            background: rgba(232, 168, 80, 0.18);
            color: var(--accent-glow);
            font-weight: 600;
            box-shadow: inset 3px 0 0 var(--accent);
        }

        .sidebar-nav a.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 10px;
            bottom: 10px;
            width: 3px;
            background: var(--accent);
            border-radius: 0 3px 3px 0;
        }

        .sidebar-footer-cta {
            padding: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
        }

        .sidebar-footer-cta .btn-sidebar-cta {
            display: block;
            width: 100%;
            padding: 12px 16px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            text-align: center;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.9rem;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }

        .sidebar-footer-cta .btn-sidebar-cta:hover {
            background: var(--accent-glow);
            box-shadow: 0 6px 20px rgba(232, 168, 80, 0.35);
            transform: translateY(-1px);
            color: #1a1a2e;
        }

        /* ========== MAIN CONTENT AREA ========== */
        .main-content {
            margin-left: var(--nav-width);
            flex: 1;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            transition: margin-left var(--transition-slow);
        }

        .content-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 40px;
            width: 100%;
        }

        .content-container-wide {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 40px;
            width: 100%;
        }

        /* ========== MOBILE TOP BAR ========== */
        .mobile-topbar {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 56px;
            background: var(--gradient-brand);
            z-index: 999;
            align-items: center;
            padding: 0 16px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
        }

        .mobile-topbar .mobile-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            font-family: var(--font-heading);
        }

        .mobile-topbar .mobile-brand .brand-icon-sm {
            width: 34px;
            height: 34px;
            border-radius: 6px;
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #1a1a2e;
        }

        .mobile-topbar .hamburger-btn {
            margin-left: auto;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 8px;
            border-radius: 6px;
            transition: background var(--transition);
        }

        .mobile-topbar .hamburger-btn:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        .sidebar-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 998;
            transition: opacity var(--transition-slow);
        }

        .sidebar-overlay.active {
            display: block;
        }

        /* ========== HERO SECTION ========== */
        .hero-security {
            position: relative;
            background: var(--gradient-hero);
            min-height: 520px;
            display: flex;
            align-items: center;
            overflow: hidden;
            padding: 60px 0;
        }

        .hero-security .hero-bg-img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.25;
            z-index: 0;
        }

        .hero-security .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26, 26, 46, 0.7) 0%, rgba(26, 26, 46, 0.9) 100%);
            z-index: 1;
        }

        .hero-security .hero-content {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 50px;
            flex-wrap: wrap;
        }

        .hero-security .hero-text {
            flex: 1;
            min-width: 300px;
        }

        .hero-security .hero-text .hero-badge {
            display: inline-block;
            background: rgba(232, 168, 80, 0.2);
            color: var(--accent-glow);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 18px;
            border: 1px solid rgba(232, 168, 80, 0.3);
        }

        .hero-security .hero-text h1 {
            color: #fff;
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: 0.02em;
            margin-bottom: 16px;
            line-height: 1.2;
        }

        .hero-security .hero-text h1 span {
            color: var(--accent-glow);
        }

        .hero-security .hero-text .hero-subtitle {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.15rem;
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 520px;
        }

        .hero-security .hero-text .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary-gold {
            display: inline-block;
            padding: 14px 32px;
            background: var(--gradient-accent);
            color: #1a1a2e;
            font-weight: 700;
            border-radius: var(--radius);
            font-size: 1rem;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
            box-shadow: 0 6px 24px rgba(232, 168, 80, 0.3);
            text-align: center;
        }

        .btn-primary-gold:hover {
            background: var(--accent-glow);
            box-shadow: 0 10px 32px rgba(232, 168, 80, 0.45);
            transform: translateY(-2px);
            color: #1a1a2e;
        }

        .btn-outline-light {
            display: inline-block;
            padding: 14px 32px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            border-radius: var(--radius);
            font-size: 1rem;
            transition: all var(--transition);
            border: 2px solid rgba(255, 255, 255, 0.5);
            cursor: pointer;
            text-align: center;
        }

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

        .hero-security .hero-visual {
            flex: 0 0 340px;
            position: relative;
            z-index: 2;
        }

        .hero-security .hero-visual .vertical-card {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(10px);
            border-radius: var(--radius-lg);
            padding: 30px 24px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            text-align: center;
            aspect-ratio: 9 / 14;
            max-height: 460px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-xl);
        }

        .hero-security .hero-visual .vertical-card .shield-icon-wrap {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: rgba(232, 168, 80, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            border: 3px solid rgba(232, 168, 80, 0.4);
        }

        .hero-security .hero-visual .vertical-card .shield-icon-wrap i {
            font-size: 2.4rem;
            color: var(--accent-glow);
        }

        .hero-security .hero-visual .vertical-card .stat-big {
            font-size: 3rem;
            font-weight: 800;
            color: #fff;
            line-height: 1;
            margin-bottom: 6px;
        }

        .hero-security .hero-visual .vertical-card .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 16px;
        }

        .hero-security .hero-visual .vertical-card .mini-check-list {
            list-style: none;
            padding: 0;
            margin: 0;
            text-align: left;
            width: 100%;
        }

        .hero-security .hero-visual .vertical-card .mini-check-list li {
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.85rem;
            padding: 4px 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hero-security .hero-visual .vertical-card .mini-check-list li i {
            color: #4caf84;
            font-size: 0.75rem;
        }

        /* ========== SECTION STYLES ========== */
        .section {
            padding: 60px 0;
        }

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

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

        .section-alt {
            background: var(--surface-alt);
        }

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

        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 10px;
            letter-spacing: 0.01em;
        }

        .section-header .section-subtitle {
            color: var(--text-muted);
            font-size: 1.05rem;
            max-width: 600px;
            margin: 0 auto;
        }

        .section-tag {
            display: inline-block;
            background: rgba(232, 168, 80, 0.12);
            color: var(--accent-hover);
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 12px;
        }

        /* ========== PAIN POINT SECTION ========== */
        .pain-cards {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .pain-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .pain-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .pain-card .pain-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: #fef0f0;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 1.3rem;
            color: #d44;
        }

        .pain-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .pain-card p {
            color: var(--text-light);
            font-size: 0.95rem;
            margin: 0;
            line-height: 1.6;
        }

        /* ========== SOLUTION CARDS ========== */
        .solution-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 28px;
        }

        .solution-card {
            background: var(--gradient-card);
            border-radius: var(--radius-lg);
            padding: 32px 26px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .solution-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .solution-card .solution-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius);
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
            font-size: 1.5rem;
            color: #1a1a2e;
        }

        .solution-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .solution-card p {
            color: var(--text-light);
            font-size: 0.93rem;
            margin: 0;
            line-height: 1.65;
        }

        .solution-card .solution-badge {
            display: inline-block;
            margin-top: 14px;
            background: rgba(45, 138, 86, 0.1);
            color: #2d8a56;
            padding: 4px 12px;
            border-radius: 14px;
            font-size: 0.8rem;
            font-weight: 600;
        }

        /* ========== DATA BADGE ROW ========== */
        .badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
        }

        .data-badge-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 28px 30px;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            flex: 1;
            min-width: 180px;
            max-width: 240px;
            transition: all var(--transition);
        }

        .data-badge-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .data-badge-card .badge-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--accent-hover);
            line-height: 1;
            margin-bottom: 6px;
        }

        .data-badge-card .badge-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        .data-badge-card .badge-icon {
            font-size: 1.8rem;
            color: var(--accent);
            margin-bottom: 8px;
        }

        /* ========== PROCESS TIMELINE ========== */
        .process-steps {
            display: flex;
            flex-wrap: wrap;
            gap: 0;
            position: relative;
            justify-content: center;
        }

        .process-step {
            flex: 1;
            min-width: 200px;
            max-width: 280px;
            text-align: center;
            padding: 20px 16px;
            position: relative;
        }

        .process-step .step-number {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--gradient-accent);
            color: #1a1a2e;
            font-weight: 800;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            box-shadow: 0 4px 16px rgba(232, 168, 80, 0.35);
        }

        .process-step h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 6px;
        }

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

        .process-connector {
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 1.4rem;
            padding: 0 4px;
            flex-shrink: 0;
            align-self: center;
            margin-top: -30px;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px;
        }

        .testimonial-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            position: relative;
        }

        .testimonial-card::before {
            content: '\201C';
            position: absolute;
            top: 12px;
            left: 18px;
            font-size: 4rem;
            color: rgba(232, 168, 80, 0.2);
            line-height: 1;
            font-family: serif;
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .testimonial-card .testimonial-text {
            font-size: 0.95rem;
            color: var(--text);
            line-height: 1.7;
            margin-bottom: 16px;
            padding-top: 10px;
            position: relative;
            z-index: 1;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
            border-top: 1px solid var(--border-light);
            padding-top: 14px;
        }

        .testimonial-card .author-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #1a1a2e;
            font-weight: 700;
            font-size: 0.9rem;
        }

        .testimonial-card .author-info .author-name {
            font-weight: 600;
            font-size: 0.9rem;
        }

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

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

        .faq-item {
            background: var(--surface);
            border-radius: var(--radius);
            margin-bottom: 12px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
        }

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

        .faq-question {
            padding: 18px 22px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            font-size: 1rem;
            color: var(--primary);
            transition: background var(--transition);
            user-select: none;
        }

        .faq-question:hover {
            background: var(--surface-alt);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--gradient-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #1a1a2e;
            font-size: 0.8rem;
            transition: transform var(--transition);
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 22px;
            color: var(--text-light);
            font-size: 0.93rem;
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--gradient-brand);
            padding: 60px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }

        .cta-section .cta-content {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            color: #fff;
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1.05rem;
            margin-bottom: 28px;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .btn-primary-gold {
            font-size: 1.1rem;
            padding: 16px 40px;
            border-radius: var(--radius);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--surface-dark);
            color: var(--text-on-dark);
            padding: 50px 0 20px;
            flex-shrink: 0;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
            margin-bottom: 30px;
        }

        .site-footer h4 {
            color: #fff;
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .site-footer a {
            color: rgba(255, 255, 255, 0.6);
            display: block;
            padding: 4px 0;
            font-size: 0.88rem;
            transition: color var(--transition);
        }

        .site-footer a:hover {
            color: var(--accent-glow);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 18px;
            display: flex;
            flex-wrap: wrap;
            gap: 10px 18px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
            align-items: center;
        }

        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.8rem;
            display: inline;
        }

        .site-footer .footer-bottom a:hover {
            color: var(--accent-glow);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .site-sidebar {
                transform: translateX(-100%);
            }
            .site-sidebar.open {
                transform: translateX(0);
            }
            .main-content {
                margin-left: 0;
            }
            .mobile-topbar {
                display: flex;
            }
            .main-content {
                padding-top: 56px;
            }
            .hero-security .hero-visual {
                flex: 0 0 260px;
            }
            .hero-security .hero-visual .vertical-card {
                aspect-ratio: 9 / 13;
                max-height: 380px;
                padding: 22px 16px;
            }
            .hero-security .hero-text h1 {
                font-size: 2.2rem;
            }
            .content-container,
            .content-container-wide {
                padding: 0 24px;
            }
            .process-connector {
                display: none;
            }
            .process-steps {
                gap: 16px;
            }
            .process-step {
                min-width: 150px;
                max-width: 220px;
            }
        }

        @media (max-width: 768px) {
            .hero-security {
                min-height: auto;
                padding: 40px 0;
            }
            .hero-security .hero-content {
                flex-direction: column;
                gap: 30px;
            }
            .hero-security .hero-visual {
                flex: 0 0 auto;
                width: 100%;
                max-width: 280px;
                margin: 0 auto;
            }
            .hero-security .hero-visual .vertical-card {
                aspect-ratio: 9 / 12;
                max-height: 340px;
            }
            .hero-security .hero-text h1 {
                font-size: 1.8rem;
            }
            .hero-security .hero-text .hero-subtitle {
                font-size: 1rem;
            }
            .section {
                padding: 40px 0;
            }
            .section-header h2 {
                font-size: 1.6rem;
            }
            .pain-cards,
            .solution-grid,
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .badge-row {
                gap: 12px;
            }
            .data-badge-card {
                min-width: 130px;
                max-width: 160px;
                padding: 18px 14px;
            }
            .data-badge-card .badge-number {
                font-size: 1.8rem;
            }
            .process-steps {
                flex-direction: column;
                align-items: center;
                gap: 8px;
            }
            .process-step {
                max-width: 100%;
                min-width: 100%;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .content-container,
            .content-container-wide {
                padding: 0 16px;
            }
            .btn-primary-gold,
            .btn-outline-light {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
        }

        @media (max-width: 520px) {
            .hero-security .hero-text h1 {
                font-size: 1.5rem;
            }
            .hero-security .hero-visual .vertical-card {
                aspect-ratio: 9 / 11;
                max-height: 280px;
                padding: 16px 12px;
            }
            .hero-security .hero-visual .vertical-card .stat-big {
                font-size: 2rem;
            }
            .hero-security .hero-visual .vertical-card .shield-icon-wrap {
                width: 56px;
                height: 56px;
            }
            .hero-security .hero-visual .vertical-card .shield-icon-wrap i {
                font-size: 1.6rem;
            }
            .data-badge-card {
                min-width: 100px;
                max-width: 140px;
                padding: 14px 10px;
            }
            .data-badge-card .badge-number {
                font-size: 1.5rem;
            }
            .data-badge-card .badge-label {
                font-size: 0.75rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
        }