/* roulang page: index */
:root {
            --primary: #A6002F;
            --primary-dark: #850025;
            --primary-light: #c7203f;
            --accent: #C5A35A;
            --accent-light: #d4b76e;
            --accent-dark: #a88a3f;
            --dark: #1E1E24;
            --dark-light: #2a2a32;
            --surface: #FFFFFF;
            --surface-alt: #F8F9FA;
            --bg: #F4F5F7;
            --text: #212529;
            --text-muted: #6C757D;
            --text-light: #ADB5BD;
            --border: #DEE2E6;
            --border-light: #E9ECEF;
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 8px 28px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.14);
            --transition: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', system-ui, -apple-system, sans-serif;
            --font-en: 'Inter', system-ui, -apple-system, sans-serif;
        }

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

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

        body {
            font-family: var(--font-stack);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            padding-top: 64px;
            min-height: 100vh;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        ul,
        ol {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0 0 0.5rem;
            line-height: 1.25;
            font-weight: 600;
            color: var(--dark);
        }
        h1 {
            font-size: 2.5rem;
            font-weight: 700;
            line-height: 1.2;
        }
        h2 {
            font-size: 1.75rem;
            font-weight: 600;
        }
        h3 {
            font-size: 1.25rem;
            font-weight: 500;
        }
        p {
            margin: 0 0 1rem;
            color: var(--text);
        }
        .text-muted {
            color: var(--text-muted) !important;
        }
        .text-accent {
            color: var(--accent) !important;
        }
        .text-primary {
            color: var(--primary) !important;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: rgba(30, 30, 36, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 2px 14px rgba(0, 0, 0, 0.22);
            height: 64px;
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            white-space: nowrap;
            letter-spacing: 0.3px;
            flex-shrink: 0;
        }
        .nav-logo img {
            height: 36px;
            width: auto;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--accent);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-links::-webkit-scrollbar {
            display: none;
        }
        .nav-links a {
            color: #cfd0d4;
            font-size: 0.93rem;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition);
            font-weight: 500;
            letter-spacing: 0.2px;
            position: relative;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.08);
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .nav-status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #22c55e;
            animation: pulse-dot 2s infinite;
            flex-shrink: 0;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.5);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(34, 197, 94, 0);
            }
        }
        .nav-icon-btn {
            background: transparent;
            border: none;
            color: #cfd0d4;
            font-size: 1.15rem;
            padding: 6px;
            border-radius: 50%;
            transition: all var(--transition);
            position: relative;
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .nav-icon-btn:hover {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.1);
        }
        .nav-icon-btn .badge-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #ef4444;
            border: 2px solid var(--dark);
        }
        .btn-nav-cta {
            background: transparent;
            border: 1.5px solid var(--accent);
            color: var(--accent);
            padding: 7px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            white-space: nowrap;
            transition: all var(--transition);
            letter-spacing: 0.3px;
        }
        .btn-nav-cta:hover {
            background: var(--accent);
            color: #1E1E24;
        }
        .navbar-toggler {
            border: none;
            color: #cfd0d4;
            font-size: 1.4rem;
            padding: 6px 8px;
            background: transparent;
            display: none;
        }
        @media (max-width: 991.98px) {
            .nav-links {
                display: none;
            }
            .navbar-toggler {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .nav-actions .btn-nav-cta {
                display: none;
            }
            .mobile-menu {
                display: none;
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: rgba(30, 30, 36, 0.98);
                backdrop-filter: blur(12px);
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                padding: 16px;
                z-index: 1049;
                flex-direction: column;
                gap: 4px;
            }
            .mobile-menu.open {
                display: flex;
            }
            .mobile-menu a {
                color: #cfd0d4;
                padding: 10px 16px;
                border-radius: var(--radius-sm);
                font-size: 0.95rem;
                font-weight: 500;
                transition: all var(--transition);
            }
            .mobile-menu a:hover,
            .mobile-menu a.active {
                color: var(--accent);
                background: rgba(197, 163, 90, 0.08);
            }
        }
        @media (min-width: 992px) {
            .mobile-menu {
                display: none !important;
            }
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            width: 100%;
            min-height: 85vh;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            background: var(--dark);
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            z-index: 0;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(0, 0, 0, 0.55) 0%, rgba(0, 0, 0, 0.7) 60%, rgba(0, 0, 0, 0.85) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            color: #fff;
            max-width: 800px;
            padding: 0 24px;
        }
        .hero-play-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.15);
            border: 3px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            font-size: 2rem;
            margin-bottom: 28px;
            transition: all var(--transition-slow);
            cursor: pointer;
            animation: gentle-pulse 3s ease-in-out infinite;
        }
        @keyframes gentle-pulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.25);
            }
            50% {
                box-shadow: 0 0 0 24px rgba(255, 255, 255, 0);
            }
        }
        .hero-play-btn:hover {
            background: rgba(255, 255, 255, 0.28);
            border-color: #fff;
            transform: scale(1.06);
            box-shadow: 0 0 40px rgba(255, 255, 255, 0.2);
        }
        .hero-content h1 {
            color: #fff;
            font-size: 2.8rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
            line-height: 1.2;
        }
        .hero-content h1 .highlight {
            color: var(--accent);
        }
        .hero-content .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 32px;
            line-height: 1.7;
            max-width: 620px;
            margin-left: auto;
            margin-right: auto;
        }
        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .btn-hero-primary {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 14px 36px;
            border-radius: var(--radius);
            font-size: 1.05rem;
            font-weight: 600;
            letter-spacing: 0.4px;
            transition: all var(--transition);
            box-shadow: 0 4px 16px rgba(166, 0, 47, 0.4);
            white-space: nowrap;
        }
        .btn-hero-primary:hover {
            background: var(--primary-dark);
            box-shadow: 0 6px 24px rgba(166, 0, 47, 0.5);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-hero-secondary {
            background: transparent;
            border: 2px solid var(--accent);
            color: var(--accent);
            padding: 14px 36px;
            border-radius: var(--radius);
            font-size: 1.05rem;
            font-weight: 600;
            letter-spacing: 0.4px;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-hero-secondary:hover {
            background: var(--accent);
            color: #1E1E24;
            transform: translateY(-2px);
        }
        .hero-trust-badge {
            margin-top: 24px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            letter-spacing: 0.3px;
        }
        .hero-trust-badge span {
            color: var(--accent);
            font-weight: 600;
            font-size: 1.1rem;
        }
        @media (max-width: 767.98px) {
            .hero-section {
                min-height: 70vh;
            }
            .hero-content h1 {
                font-size: 1.8rem;
            }
            .hero-content .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-play-btn {
                width: 60px;
                height: 60px;
                font-size: 1.5rem;
                margin-bottom: 20px;
            }
            .btn-hero-primary,
            .btn-hero-secondary {
                padding: 12px 24px;
                font-size: 0.95rem;
            }
        }

        /* ========== SECTION COMMON ========== */
        .section-block {
            padding: 4rem 0;
        }
        .section-block.section-dark {
            background: var(--dark);
            color: #e0e0e0;
        }
        .section-block.section-dark h2,
        .section-block.section-dark h3 {
            color: #fff;
        }
        .section-block.section-dark p {
            color: #c0c0c4;
        }
        .section-block.section-alt {
            background: var(--surface-alt);
        }
        .section-header {
            text-align: center;
            margin-bottom: 3rem;
        }
        .section-header h2 {
            font-size: 1.85rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--dark);
            letter-spacing: 0.3px;
        }
        .section-header .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--primary);
            background: rgba(166, 0, 47, 0.06);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 8px;
        }
        .section-header p {
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
            font-size: 0.95rem;
        }
        .section-dark .section-header h2 {
            color: #fff;
        }
        .section-dark .section-header p {
            color: #b0b0b6;
        }
        @media (max-width: 767.98px) {
            .section-block {
                padding: 2.5rem 0;
            }
            .section-header {
                margin-bottom: 2rem;
            }
            .section-header h2 {
                font-size: 1.45rem;
            }
        }

        /* ========== SLIDER TRACK ========== */
        .slider-track-wrap {
            position: relative;
        }
        .slider-track {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border) transparent;
            padding-bottom: 8px;
            padding-left: 4px;
            padding-right: 4px;
        }
        .slider-track::-webkit-scrollbar {
            height: 6px;
        }
        .slider-track::-webkit-scrollbar-track {
            background: transparent;
        }
        .slider-track::-webkit-scrollbar-thumb {
            background: var(--border);
            border-radius: 3px;
        }
        .slider-card {
            flex: 0 0 260px;
            scroll-snap-align: start;
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            cursor: pointer;
            box-shadow: var(--shadow-xs);
            flex-shrink: 0;
        }
        .slider-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary);
        }
        .slider-card img {
            width: 100%;
            height: 150px;
            object-fit: cover;
        }
        .slider-card .card-body {
            padding: 14px;
        }
        .slider-card .card-body h4 {
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--dark);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .slider-card .card-body .card-meta {
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        @media (max-width: 767.98px) {
            .slider-card {
                flex: 0 0 200px;
            }
            .slider-card img {
                height: 120px;
            }
        }

        /* ========== CARDS GRID ========== */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .card-item {
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition);
            cursor: pointer;
        }
        .card-item:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary);
        }
        .card-item img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .card-item .card-body {
            padding: 18px;
        }
        .card-item .card-body h3 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--dark);
        }
        .card-item .card-body p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-bottom: 10px;
            line-height: 1.5;
        }
        .card-item .card-body .card-link {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: gap var(--transition);
        }
        .card-item .card-body .card-link:hover {
            gap: 9px;
            color: var(--accent-dark);
        }
        @media (max-width: 991.98px) {
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 575.98px) {
            .cards-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== CATEGORY MATRIX ========== */
        .category-matrix {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        .cat-matrix-card {
            background: var(--surface);
            border-radius: var(--radius);
            padding: 22px 18px;
            border: 1px solid var(--border-light);
            text-align: center;
            transition: all var(--transition);
            cursor: pointer;
            box-shadow: var(--shadow-xs);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
            min-height: 140px;
            justify-content: center;
        }
        .cat-matrix-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow);
            transform: translateY(-3px);
        }
        .cat-matrix-card .cat-icon {
            font-size: 2rem;
            color: var(--primary);
            transition: all var(--transition);
        }
        .cat-matrix-card:hover .cat-icon {
            color: var(--accent);
        }
        .cat-matrix-card h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--dark);
            margin: 0;
        }
        .cat-matrix-card p {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.4;
        }
        @media (max-width: 767.98px) {
            .category-matrix {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 480px) {
            .category-matrix {
                grid-template-columns: 1fr;
            }
        }

        /* ========== STATS BAR ========== */
        .stats-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
            text-align: center;
        }
        .stat-item {
            flex: 1 1 180px;
            min-width: 140px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: var(--radius);
            padding: 24px 16px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: all var(--transition);
        }
        .stat-item:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--accent);
        }
        .stat-item .stat-num {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.5px;
            font-family: var(--font-en);
        }
        .stat-item .stat-label {
            font-size: 0.85rem;
            color: #b0b0b6;
            margin-top: 4px;
        }

        /* ========== BRAND INTRO BLOCK ========== */
        .brand-intro-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .brand-intro-block .intro-image {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .brand-intro-block .intro-image img {
            width: 100%;
            height: 380px;
            object-fit: cover;
        }
        .brand-intro-block .intro-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--dark);
        }
        .brand-intro-block .intro-text p {
            font-size: 0.95rem;
            line-height: 1.8;
            color: #4a4a52;
            margin-bottom: 12px;
        }
        @media (max-width: 767.98px) {
            .brand-intro-block {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .brand-intro-block .intro-image img {
                height: 240px;
            }
        }

        /* ========== NEWS TIMELINE ========== */
        .news-timeline {
            position: relative;
            padding-left: 30px;
        }
        .news-timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--border);
            border-radius: 1px;
        }
        .news-item {
            position: relative;
            margin-bottom: 24px;
            padding-left: 20px;
        }
        .news-item::before {
            content: '';
            position: absolute;
            left: -26px;
            top: 6px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--primary);
            border: 2px solid #fff;
            box-shadow: 0 0 0 3px var(--border-light);
            z-index: 1;
        }
        .news-item .news-date {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 4px;
            font-weight: 500;
        }
        .news-item .news-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .news-item .news-summary {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin-bottom: 6px;
        }
        .news-item .news-link {
            font-size: 0.85rem;
            color: var(--accent);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition);
        }
        .news-item .news-link:hover {
            gap: 8px;
            color: var(--accent-dark);
        }

        /* ========== TOPIC TAGS ========== */
        .topic-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            margin-bottom: 28px;
        }
        .topic-tag {
            display: inline-block;
            padding: 8px 20px;
            border-radius: 24px;
            border: 1.5px solid var(--border);
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text);
            transition: all var(--transition);
            cursor: pointer;
            background: var(--surface);
        }
        .topic-tag:hover,
        .topic-tag.active {
            border-color: var(--primary);
            background: rgba(166, 0, 47, 0.04);
            color: var(--primary);
        }
        .topic-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }
        @media (max-width: 767.98px) {
            .topic-cards-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== GUEST CARDS ========== */
        .guest-scroll {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            padding-bottom: 8px;
            scrollbar-width: thin;
            scrollbar-color: var(--border) transparent;
        }
        .guest-scroll::-webkit-scrollbar {
            height: 5px;
        }
        .guest-scroll::-webkit-scrollbar-track {
            background: transparent;
        }
        .guest-scroll::-webkit-scrollbar-thumb {
            background: var(--border);
            border-radius: 3px;
        }
        .guest-card {
            flex: 0 0 280px;
            scroll-snap-align: start;
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 20px;
            border: 1px solid var(--border-light);
            text-align: center;
            box-shadow: var(--shadow-xs);
            transition: all var(--transition);
            flex-shrink: 0;
        }
        .guest-card:hover {
            box-shadow: var(--shadow);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .guest-card .guest-avatar {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: var(--bg);
            margin: 0 auto 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--primary);
            border: 2px solid var(--border-light);
        }
        .guest-card h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 4px;
        }
        .guest-card .guest-role {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 8px;
        }
        .guest-card p {
            font-size: 0.85rem;
            color: #555;
            line-height: 1.5;
        }

        /* ========== FAQ ACCORDION ========== */
        .accordion-custom .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            margin-bottom: 10px;
            background: var(--surface);
            overflow: hidden;
            transition: all var(--transition);
        }
        .accordion-custom .accordion-item:has(.accordion-button:not(.collapsed)) {
            border-left: 3px solid var(--primary);
        }
        .accordion-custom .accordion-button {
            background: #F8F9FA;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--dark);
            padding: 16px 20px;
            border-radius: var(--radius) !important;
            box-shadow: none;
            transition: all var(--transition);
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            background: #fff;
            color: var(--primary);
            border-radius: var(--radius) var(--radius) 0 0 !important;
        }
        .accordion-custom .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(166, 0, 47, 0.1);
            border-color: var(--primary);
        }
        .accordion-custom .accordion-body {
            padding: 18px 20px;
            font-size: 0.9rem;
            line-height: 1.7;
            color: #444;
            background: #fff;
            border-radius: 0 0 var(--radius) var(--radius);
        }

        /* ========== TESTIMONIAL BUBBLES ========== */
        .testimonial-bubbles {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }
        .testimonial-bubble {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 20px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
            position: relative;
            transition: all var(--transition);
        }
        .testimonial-bubble:hover {
            box-shadow: var(--shadow);
            border-color: var(--accent);
        }
        .testimonial-bubble::before {
            content: '\201C';
            font-size: 3rem;
            color: var(--accent);
            opacity: 0.3;
            position: absolute;
            top: 8px;
            left: 14px;
            line-height: 1;
            font-family: serif;
        }
        .testimonial-bubble p {
            font-size: 0.9rem;
            color: #555;
            line-height: 1.6;
            margin-bottom: 10px;
            padding-top: 8px;
        }
        .testimonial-bubble .t-author {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--dark);
        }
        @media (max-width: 767.98px) {
            .testimonial-bubbles {
                grid-template-columns: 1fr;
            }
        }

        /* ========== SECURITY BLOCK ========== */
        .security-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            text-align: center;
        }
        .security-item {
            padding: 20px;
            background: var(--surface);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .security-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-sm);
        }
        .security-item .sec-icon {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 10px;
        }
        .security-item h4 {
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 4px;
        }
        .security-item p {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin: 0;
        }
        @media (max-width: 767.98px) {
            .security-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 480px) {
            .security-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== CTA STRIP ========== */
        .cta-strip {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 1040;
            background: rgba(30, 30, 36, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 14px 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
        }
        .cta-strip .strip-text {
            color: #e0e0e0;
            font-size: 0.95rem;
            font-weight: 500;
            letter-spacing: 0.3px;
        }
        .cta-strip .btn-strip {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 10px 28px;
            border-radius: var(--radius);
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.4px;
            transition: all var(--transition);
            white-space: nowrap;
            box-shadow: 0 4px 14px rgba(166, 0, 47, 0.4);
        }
        .cta-strip .btn-strip:hover {
            background: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(166, 0, 47, 0.5);
        }
        .cta-strip .btn-strip-close {
            background: transparent;
            border: none;
            color: #888;
            font-size: 1.1rem;
            cursor: pointer;
            padding: 4px 8px;
            transition: color var(--transition);
            flex-shrink: 0;
        }
        .cta-strip .btn-strip-close:hover {
            color: #fff;
        }
        @media (max-width: 575.98px) {
            .cta-strip {
                padding: 10px 16px;
                gap: 10px;
            }
            .cta-strip .strip-text {
                font-size: 0.82rem;
            }
            .cta-strip .btn-strip {
                padding: 8px 18px;
                font-size: 0.85rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #1E1E24;
            color: #ADB5BD;
            padding: 3rem 0 2rem;
            font-size: 0.88rem;
            margin-bottom: 60px;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            margin-bottom: 2rem;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }
        .site-footer a {
            color: #ADB5BD;
            transition: color var(--transition);
            font-size: 0.85rem;
        }
        .site-footer a:hover {
            color: var(--accent);
        }
        .site-footer .footer-links li {
            margin-bottom: 6px;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.5rem;
            text-align: center;
            font-size: 0.8rem;
            color: #777;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            align-items: center;
        }
        .site-footer .footer-bottom a {
            color: #999;
            font-size: 0.8rem;
        }
        .site-footer .footer-bottom a:hover {
            color: var(--accent);
        }
        .site-footer .footer-logo {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            display: inline-block;
        }
        @media (max-width: 767.98px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer {
                margin-bottom: 50px;
            }
        }
        @media (max-width: 575.98px) {
            .site-footer {
                margin-bottom: 55px;
                padding: 2rem 0 1.5rem;
            }
        }

        /* ========== UTILS ========== */
        .container {
            max-width: 1200px;
        }
        .text-center {
            text-align: center;
        }
        .mb-0 {
            margin-bottom: 0 !important;
        }
        .mt-0 {
            margin-top: 0 !important;
        }
        .g-3 {
            gap: 1rem;
        }

        /* ========== FOCUS THEME GRID ========== */
        .focus-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .focus-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition);
            cursor: pointer;
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }
        .focus-card:hover {
            box-shadow: var(--shadow);
            border-color: var(--primary);
            transform: translateY(-2px);
        }
        .focus-card .focus-icon {
            font-size: 2rem;
            color: var(--primary);
            flex-shrink: 0;
        }
        .focus-card h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 4px;
        }
        .focus-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.5;
        }
        @media (max-width: 767.98px) {
            .focus-grid {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #A6002F;
            --primary-dark: #850025;
            --primary-light: #c7203f;
            --accent: #C5A35A;
            --accent-light: #d4b76e;
            --accent-dark: #a88a3f;
            --dark: #1E1E24;
            --dark-light: #2a2a32;
            --surface: #FFFFFF;
            --surface-alt: #F8F9FA;
            --bg: #F4F5F7;
            --text: #212529;
            --text-muted: #6C757D;
            --text-light: #ADB5BD;
            --border: #DEE2E6;
            --border-light: #E9ECEF;
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 8px 28px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.14);
            --transition: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', system-ui, -apple-system, sans-serif;
            --font-en: 'Inter', system-ui, -apple-system, sans-serif;
        }

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

        body {
            font-family: var(--font-stack);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            padding-top: 64px;
            min-height: 100vh;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        .text-muted {
            color: var(--text-muted) !important;
        }
        .text-accent {
            color: var(--accent) !important;
        }
        .text-primary {
            color: var(--primary) !important;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: rgba(30, 30, 36, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 2px 14px rgba(0, 0, 0, 0.22);
            height: 64px;
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            white-space: nowrap;
            letter-spacing: 0.3px;
            flex-shrink: 0;
        }
        .nav-logo img {
            height: 36px;
            width: auto;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--accent);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-links::-webkit-scrollbar {
            display: none;
        }
        .nav-links a {
            color: #cfd0d4;
            font-size: 0.93rem;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition);
            font-weight: 500;
            letter-spacing: 0.2px;
            position: relative;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.08);
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .nav-status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #22c55e;
            animation: pulse-dot 2s infinite;
            flex-shrink: 0;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.6);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(34, 197, 94, 0);
            }
        }
        .nav-icon-btn {
            background: transparent;
            border: none;
            color: #cfd0d4;
            font-size: 1.15rem;
            padding: 6px;
            border-radius: 50%;
            transition: all var(--transition);
            position: relative;
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .nav-icon-btn:hover {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.1);
        }
        .nav-icon-btn .badge-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #ef4444;
            border: 2px solid var(--dark);
        }
        .btn-nav-cta {
            background: transparent;
            border: 1.5px solid var(--accent);
            color: var(--accent);
            padding: 7px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            white-space: nowrap;
            transition: all var(--transition);
            letter-spacing: 0.3px;
        }
        .btn-nav-cta:hover {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 14px rgba(197, 163, 90, 0.35);
        }
        .navbar-toggler {
            display: none;
            background: transparent;
            border: none;
            color: #cfd0d4;
            font-size: 1.35rem;
            padding: 6px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }
        .navbar-toggler:hover {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.1);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: rgba(30, 30, 36, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            padding: 16px 20px;
            flex-direction: column;
            gap: 6px;
            z-index: 1049;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
        }
        .mobile-menu.show {
            display: flex;
        }
        .mobile-menu a {
            color: #cfd0d4;
            padding: 10px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition);
            display: block;
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.08);
        }

        /* ========== PAGE BANNER / HERO ========== */
        .page-banner {
            position: relative;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 380px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(30, 30, 36, 0.78) 0%, rgba(30, 30, 36, 0.55) 60%, rgba(30, 30, 36, 0.72) 100%);
            z-index: 1;
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            padding: 40px 20px;
            max-width: 800px;
            margin: 0 auto;
        }
        .page-banner .banner-badge {
            display: inline-block;
            background: rgba(197, 163, 90, 0.2);
            border: 1px solid rgba(197, 163, 90, 0.4);
            color: var(--accent-light);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }
        .page-banner h1 {
            font-size: 2.6rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 14px;
            letter-spacing: 0.4px;
        }
        .page-banner .banner-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.6;
            max-width: 620px;
            margin: 0 auto 20px;
        }
        .page-banner .banner-cta-group {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ========== BUTTONS ========== */
        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 0.75rem 2rem;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 600;
            letter-spacing: 0.4px;
            transition: all var(--transition);
            box-shadow: 0 4px 12px rgba(166, 0, 47, 0.3);
            display: inline-block;
            text-align: center;
            cursor: pointer;
        }
        .btn-primary-custom:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 6px 20px rgba(166, 0, 47, 0.4);
            transform: translateY(-1px);
        }
        .btn-outline-accent {
            background: transparent;
            border: 1.5px solid var(--accent);
            color: var(--accent);
            padding: 0.75rem 2rem;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 600;
            letter-spacing: 0.4px;
            transition: all var(--transition);
            display: inline-block;
            text-align: center;
            cursor: pointer;
        }
        .btn-outline-accent:hover {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 14px rgba(197, 163, 90, 0.35);
            transform: translateY(-1px);
        }
        .btn-outline-light-custom {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            padding: 0.75rem 2rem;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 600;
            letter-spacing: 0.4px;
            transition: all var(--transition);
            display: inline-block;
            text-align: center;
            cursor: pointer;
        }
        .btn-outline-light-custom:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
            box-shadow: 0 4px 14px rgba(255, 255, 255, 0.15);
        }
        .btn-read-more {
            color: var(--accent);
            font-weight: 500;
            font-size: 0.9rem;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            cursor: pointer;
            border: none;
            background: transparent;
            padding: 0;
        }
        .btn-read-more i {
            transition: transform var(--transition);
            font-size: 0.8rem;
        }
        .btn-read-more:hover {
            color: var(--accent-dark);
            text-decoration: underline;
        }
        .btn-read-more:hover i {
            transform: translateX(3px);
        }

        /* ========== SECTIONS ========== */
        .section-padding {
            padding: 4rem 0;
        }
        .section-padding-sm {
            padding: 3rem 0;
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            margin-bottom: 32px;
            line-height: 1.6;
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header .accent-line {
            width: 50px;
            height: 3px;
            background: var(--accent);
            margin: 0 auto 16px;
            border-radius: 2px;
        }

        /* ========== CARDS ========== */
        .card-custom {
            background: var(--surface);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-slow);
            overflow: hidden;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card-custom:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--border);
            transform: translateY(-4px);
        }
        .card-custom .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
        }
        .card-custom .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .card-custom:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .card-custom .card-body-custom {
            padding: 1.25rem 1.5rem 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-custom .card-tag {
            display: inline-block;
            background: rgba(166, 0, 47, 0.08);
            color: var(--primary);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 4px;
            margin-bottom: 10px;
            letter-spacing: 0.3px;
        }
        .card-custom .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
            line-height: 1.35;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-custom .card-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.55;
            margin-bottom: 14px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-custom .card-meta {
            font-size: 0.8rem;
            color: var(--text-light);
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .card-custom .card-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* ========== FEATURE CARDS (线框悬浮) ========== */
        .feature-card-line {
            background: var(--surface);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 1.75rem;
            text-align: left;
            transition: all var(--transition-slow);
            position: relative;
            height: 100%;
            box-shadow: var(--shadow-xs);
        }
        .feature-card-line:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .feature-card-line .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius);
            background: rgba(197, 163, 90, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.35rem;
            color: var(--accent);
            margin-bottom: 14px;
            transition: all var(--transition);
        }
        .feature-card-line:hover .feature-icon {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 6px 18px rgba(197, 163, 90, 0.3);
        }
        .feature-card-line h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 6px;
            line-height: 1.3;
        }
        .feature-card-line p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.55;
        }

        /* ========== SCENE BLOCK ========== */
        .scene-block {
            background: var(--surface);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow);
            display: flex;
            flex-wrap: wrap;
            align-items: stretch;
        }
        .scene-block .scene-img {
            flex: 1 1 45%;
            min-height: 320px;
            background: center/cover no-repeat;
            position: relative;
        }
        .scene-block .scene-text {
            flex: 1 1 55%;
            padding: 2.5rem 2rem;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .scene-block .scene-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .scene-block .scene-text p {
            font-size: 0.95rem;
            color: var(--text);
            line-height: 1.7;
            margin-bottom: 10px;
        }

        /* ========== STEPS / PROCESS ========== */
        .step-list {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
        }
        .step-item {
            flex: 1 1 200px;
            max-width: 260px;
            text-align: center;
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 1.75rem 1.25rem;
            box-shadow: var(--shadow-xs);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            position: relative;
        }
        .step-item:hover {
            box-shadow: var(--shadow);
            border-color: var(--border);
            transform: translateY(-2px);
        }
        .step-number {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
            letter-spacing: 0;
        }
        .step-item h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 6px;
        }
        .step-item p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.5;
        }

        /* ========== FAQ ACCORDION ========== */
        .accordion-custom .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius) !important;
            margin-bottom: 10px;
            overflow: hidden;
            background: var(--surface);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition);
        }
        .accordion-custom .accordion-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .accordion-custom .accordion-button {
            background: var(--surface-alt);
            font-weight: 600;
            font-size: 1rem;
            color: var(--dark);
            border-radius: var(--radius) !important;
            padding: 1rem 1.25rem;
            transition: all var(--transition);
            box-shadow: none !important;
            border: none;
            letter-spacing: 0.2px;
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            background: var(--surface);
            color: var(--primary);
            border-left: 3px solid var(--primary);
            border-radius: var(--radius) var(--radius) 0 0 !important;
        }
        .accordion-custom .accordion-button::after {
            transition: transform var(--transition);
        }
        .accordion-custom .accordion-body {
            padding: 1.25rem 1.5rem;
            font-size: 0.95rem;
            line-height: 1.7;
            color: var(--text);
            background: var(--surface);
            border-radius: 0 0 var(--radius) var(--radius);
        }

        /* ========== CTA STRIP ========== */
        .cta-strip {
            background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
            border-radius: var(--radius-xl);
            padding: 2.5rem 3rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }
        .cta-strip::before {
            content: '';
            position: absolute;
            top: -30px;
            right: -30px;
            width: 140px;
            height: 140px;
            border-radius: 50%;
            background: rgba(197, 163, 90, 0.08);
            pointer-events: none;
        }
        .cta-strip .cta-text h3 {
            color: #fff;
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 6px;
            position: relative;
            z-index: 1;
        }
        .cta-strip .cta-text p {
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
            font-size: 0.95rem;
            position: relative;
            z-index: 1;
        }
        .cta-strip .cta-btn-wrap {
            position: relative;
            z-index: 1;
            flex-shrink: 0;
        }

        /* ========== PAGINATION ========== */
        .pagination-custom {
            display: flex;
            justify-content: center;
            gap: 6px;
            flex-wrap: wrap;
            padding: 20px 0;
        }
        .pagination-custom .page-link-custom {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            font-weight: 600;
            font-size: 0.9rem;
            border: 1.5px solid var(--border);
            color: var(--text);
            background: var(--surface);
            transition: all var(--transition);
            cursor: pointer;
            text-decoration: none;
        }
        .pagination-custom .page-link-custom:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(166, 0, 47, 0.04);
        }
        .pagination-custom .page-link-custom.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 4px 12px rgba(166, 0, 47, 0.3);
        }
        .pagination-custom .page-link-custom.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--dark);
            color: var(--text-light);
            padding: 3rem 0 1.5rem;
            margin-top: 2rem;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 2rem;
        }
        .site-footer .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            display: block;
            margin-bottom: 10px;
            letter-spacing: 0.3px;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }
        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 7px;
        }
        .site-footer .footer-links a {
            color: var(--text-light);
            font-size: 0.9rem;
            transition: all var(--transition);
            display: inline-block;
        }
        .site-footer .footer-links a:hover {
            color: #fff;
            transform: translateX(3px);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.25rem;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-light);
            align-items: center;
            justify-content: center;
        }
        .site-footer .footer-bottom a {
            color: var(--text-light);
            font-size: 0.8rem;
            transition: color var(--transition);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1199.98px) {
            .nav-links a {
                font-size: 0.85rem;
                padding: 7px 10px;
            }
            .page-banner h1 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 991.98px) {
            .nav-links {
                display: none;
            }
            .navbar-toggler {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .page-banner {
                min-height: 300px;
            }
            .page-banner h1 {
                font-size: 1.9rem;
            }
            .page-banner .banner-desc {
                font-size: 1rem;
            }
            .scene-block {
                flex-direction: column;
            }
            .scene-block .scene-img {
                min-height: 240px;
                flex: 1 1 auto;
            }
            .scene-block .scene-text {
                padding: 1.75rem 1.5rem;
            }
            .cta-strip {
                padding: 2rem;
                flex-direction: column;
                text-align: center;
            }
            .section-padding {
                padding: 3rem 0;
            }
        }
        @media (max-width: 767.98px) {
            body {
                padding-top: 56px;
            }
            .site-header {
                height: 56px;
            }
            .site-header .container {
                padding: 0 12px;
            }
            .nav-logo {
                font-size: 1.15rem;
            }
            .nav-logo img {
                height: 28px;
            }
            .btn-nav-cta {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
            .mobile-menu {
                top: 56px;
            }
            .page-banner {
                min-height: 260px;
            }
            .page-banner h1 {
                font-size: 1.6rem;
            }
            .page-banner .banner-desc {
                font-size: 0.9rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }
            .step-list {
                flex-direction: column;
                align-items: center;
            }
            .step-item {
                max-width: 100%;
                flex: 1 1 auto;
                width: 100%;
            }
            .pagination-custom .page-link-custom {
                width: 34px;
                height: 34px;
                font-size: 0.8rem;
            }
            .card-custom .card-body-custom {
                padding: 1rem 1.1rem 1.2rem;
            }
            .feature-card-line {
                padding: 1.25rem;
            }
            .cta-strip {
                padding: 1.5rem 1.25rem;
                border-radius: var(--radius-lg);
            }
            .cta-strip .cta-text h3 {
                font-size: 1.2rem;
            }
            .section-padding {
                padding: 2.5rem 0;
            }
            .section-padding-sm {
                padding: 2rem 0;
            }
        }
        @media (max-width: 519.98px) {
            .page-banner h1 {
                font-size: 1.35rem;
            }
            .page-banner .banner-desc {
                font-size: 0.85rem;
            }
            .btn-primary-custom,
            .btn-outline-accent,
            .btn-outline-light-custom {
                padding: 0.6rem 1.4rem;
                font-size: 0.9rem;
            }
            .page-banner .banner-cta-group {
                flex-direction: column;
                align-items: center;
                gap: 8px;
            }
            .card-custom .card-title {
                font-size: 1rem;
            }
            .accordion-custom .accordion-button {
                font-size: 0.9rem;
                padding: 0.85rem 1rem;
            }
            .accordion-custom .accordion-body {
                padding: 1rem 1.1rem;
                font-size: 0.88rem;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #A6002F;
            --primary-dark: #850025;
            --primary-light: #c7203f;
            --accent: #C5A35A;
            --accent-light: #d4b76e;
            --accent-dark: #a88a3f;
            --dark: #1E1E24;
            --dark-light: #2a2a32;
            --surface: #FFFFFF;
            --surface-alt: #F8F9FA;
            --bg: #F4F5F7;
            --text: #212529;
            --text-muted: #6C757D;
            --text-light: #ADB5BD;
            --border: #DEE2E6;
            --border-light: #E9ECEF;
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 8px 28px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.14);
            --transition: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', system-ui, -apple-system, sans-serif;
            --font-en: 'Inter', system-ui, -apple-system, sans-serif;
        }

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

        body {
            font-family: var(--font-stack);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            padding-top: 64px;
            min-height: 100vh;
        }

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

        a:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        .text-muted {
            color: var(--text-muted) !important;
        }

        .text-accent {
            color: var(--accent) !important;
        }

        .text-primary {
            color: var(--primary) !important;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: rgba(30, 30, 36, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 2px 14px rgba(0, 0, 0, 0.22);
            height: 64px;
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: 1200px;
            padding: 0 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            white-space: nowrap;
            letter-spacing: 0.3px;
            flex-shrink: 0;
        }

        .nav-logo img {
            height: 36px;
            width: auto;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--accent);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-links::-webkit-scrollbar {
            display: none;
        }

        .nav-links a {
            color: #cfd0d4;
            font-size: 0.93rem;
            padding: 8px 13px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition);
            font-weight: 500;
            letter-spacing: 0.2px;
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.08);
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 13px;
            right: 13px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

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

        .nav-status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #22c55e;
            animation: pulse-dot 2s infinite;
            flex-shrink: 0;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.5);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(34, 197, 94, 0);
            }
        }

        .nav-icon-btn {
            background: transparent;
            border: none;
            color: #cfd0d4;
            font-size: 1.15rem;
            padding: 6px;
            border-radius: 50%;
            transition: all var(--transition);
            position: relative;
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .nav-icon-btn:hover {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.1);
        }

        .nav-icon-btn .badge-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #ef4444;
            border: 2px solid var(--dark);
        }

        .btn-nav-cta {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            white-space: nowrap;
            transition: all var(--transition);
            letter-spacing: 0.3px;
            display: inline-block;
            text-align: center;
        }

        .btn-nav-cta:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 4px 14px rgba(166, 0, 47, 0.35);
            transform: translateY(-1px);
        }

        .navbar-toggler {
            display: none;
            background: transparent;
            border: none;
            color: #cfd0d4;
            font-size: 1.4rem;
            padding: 6px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }

        .navbar-toggler:hover {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.1);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: rgba(30, 30, 36, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            flex-direction: column;
            padding: 16px 20px;
            gap: 4px;
            z-index: 1049;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
        }

        .mobile-menu.show {
            display: flex;
        }

        .mobile-menu a {
            color: #cfd0d4;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 500;
            transition: all var(--transition);
            display: block;
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.08);
        }

        /* ========== CATEGORY BANNER ========== */
        .category-banner {
            position: relative;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            min-height: 380px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 30, 36, 0.88) 0%, rgba(30, 30, 36, 0.7) 40%, rgba(166, 0, 47, 0.45) 100%);
            z-index: 1;
        }

        .category-banner .banner-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
            padding: 60px 0;
        }

        .category-banner .banner-badge {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }

        .category-banner h1 {
            font-size: 2.6rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .category-banner h1 span {
            color: var(--accent);
        }

        .category-banner .banner-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            max-width: 600px;
            margin-bottom: 28px;
        }

        .category-banner .banner-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary-cta {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 600;
            letter-spacing: 0.4px;
            transition: all var(--transition);
            display: inline-block;
            text-align: center;
        }

        .btn-primary-cta:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 6px 20px rgba(166, 0, 47, 0.4);
            transform: translateY(-2px);
        }

        .btn-outline-cta {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.6);
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 600;
            letter-spacing: 0.4px;
            transition: all var(--transition);
            display: inline-block;
            text-align: center;
        }

        .btn-outline-cta:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(197, 163, 90, 0.08);
            transform: translateY(-2px);
        }

        /* ========== SECTION COMMON ========== */
        .section-block {
            padding: 4rem 0;
        }

        .section-block .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .section-block .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .section-block .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 650px;
            line-height: 1.7;
            margin-bottom: 32px;
        }

        /* ========== FEATURE CARDS ========== */
        .feature-card-line {
            background: var(--surface);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all var(--transition-slow);
            position: relative;
            height: 100%;
            overflow: hidden;
        }

        .feature-card-line::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 0;
            background: linear-gradient(180deg, rgba(166, 0, 47, 0.06) 0%, transparent 100%);
            transition: height var(--transition-slow);
            z-index: 0;
        }

        .feature-card-line:hover::before {
            height: 100%;
        }

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

        .feature-card-line .feature-icon {
            position: relative;
            z-index: 1;
            width: 48px;
            height: 48px;
            border-radius: var(--radius);
            background: rgba(166, 0, 47, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--primary);
            margin-bottom: 16px;
            transition: all var(--transition);
        }

        .feature-card-line:hover .feature-icon {
            background: var(--primary);
            color: #fff;
            transform: scale(1.05);
        }

        .feature-card-line h3 {
            position: relative;
            z-index: 1;
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 8px;
        }

        .feature-card-line p {
            position: relative;
            z-index: 1;
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== CONTENT CARDS GRID ========== */
        .card-esports {
            background: var(--surface);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-slow);
            height: 100%;
            box-shadow: var(--shadow-xs);
        }

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

        .card-esports .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
            background: var(--surface-alt);
        }

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

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

        .card-esports .card-img-wrap .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 4px;
            letter-spacing: 0.3px;
            z-index: 2;
        }

        .card-esports .card-body-custom {
            padding: 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }

        .card-esports .card-date {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .card-esports .card-title {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--dark);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin: 0;
        }

        .card-esports .card-summary {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin: 0;
            flex: 1;
        }

        .card-esports .card-link {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition);
            margin-top: auto;
        }

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

        .card-esports .card-link i {
            font-size: 0.75rem;
            transition: transform var(--transition);
        }

        .card-esports:hover .card-link i {
            transform: translateX(3px);
        }

        /* ========== SCENE DEMO ========== */
        .scene-demo {
            background: var(--surface);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .scene-demo .scene-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            min-height: 300px;
        }

        .scene-demo .scene-text {
            padding: 36px 32px;
        }

        .scene-demo .scene-text h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 16px;
        }

        .scene-demo .scene-text p {
            font-size: 0.95rem;
            color: var(--text);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }

        .stat-item {
            background: var(--surface);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            text-align: center;
            min-width: 140px;
            flex: 1;
            transition: all var(--transition);
            box-shadow: var(--shadow-xs);
        }

        .stat-item:hover {
            box-shadow: var(--shadow);
            border-color: var(--accent);
            transform: translateY(-3px);
        }

        .stat-item .stat-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary);
            font-family: var(--font-en);
            letter-spacing: -0.5px;
        }

        .stat-item .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ========== PROCESS STEPS ========== */
        .process-step {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            padding: 20px 0;
            position: relative;
        }

        .process-step:not(:last-child)::after {
            content: '';
            position: absolute;
            left: 22px;
            top: 56px;
            bottom: 0;
            width: 2px;
            background: var(--border-light);
            border-radius: 1px;
        }

        .process-step .step-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            z-index: 1;
            font-family: var(--font-en);
        }

        .process-step .step-body h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 4px;
        }

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

        /* ========== FAQ ACCORDION ========== */
        .faq-accordion .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            margin-bottom: 10px;
            overflow: hidden;
            background: var(--surface);
            transition: all var(--transition);
        }

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

        .faq-accordion .accordion-button {
            background: var(--surface-alt);
            font-weight: 600;
            font-size: 1rem;
            color: var(--dark);
            padding: 16px 20px;
            border-radius: var(--radius);
            transition: all var(--transition);
            box-shadow: none;
            border: none;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: var(--surface);
            color: var(--primary);
            border-left: 3px solid var(--primary);
            border-radius: var(--radius) var(--radius) 0 0;
            box-shadow: none;
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(166, 0, 47, 0.1);
            border-color: var(--primary);
        }

        .faq-accordion .accordion-body {
            padding: 18px 20px;
            font-size: 0.95rem;
            color: var(--text);
            line-height: 1.8;
            background: var(--surface);
        }

        .faq-accordion .accordion-button::after {
            transition: transform var(--transition);
        }

        /* ========== CTA BOTTOM BAR ========== */
        .cta-sticky-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(30, 30, 36, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 14px 20px;
            z-index: 1040;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.25);
        }

        .cta-sticky-bar .cta-text {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 500;
            letter-spacing: 0.3px;
        }

        .cta-sticky-bar .btn-cta-sticky {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.4px;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .cta-sticky-bar .btn-cta-sticky:hover {
            background: var(--primary-dark);
            box-shadow: 0 4px 16px rgba(166, 0, 47, 0.45);
            transform: translateY(-2px);
        }

        .cta-sticky-bar .btn-close-sticky {
            background: transparent;
            border: none;
            color: rgba(255, 255, 255, 0.5);
            font-size: 1.1rem;
            padding: 6px;
            border-radius: 50%;
            transition: all var(--transition);
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .cta-sticky-bar .btn-close-sticky:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.1);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--dark);
            color: var(--text-light);
            padding: 48px 0 24px;
            margin-top: 0;
        }

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

        .site-footer .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            display: block;
            margin-bottom: 10px;
            letter-spacing: 0.3px;
        }

        .site-footer h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .site-footer .footer-links a {
            color: var(--text-light);
            font-size: 0.9rem;
            transition: all var(--transition);
        }

        .site-footer .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            font-size: 0.8rem;
            color: var(--text-light);
        }

        .site-footer .footer-bottom a {
            color: var(--text-light);
            font-size: 0.8rem;
            transition: color var(--transition);
        }

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

        /* ========== RESPONSIVE ========== */
        @media (max-width: 991px) {
            .nav-links {
                display: none;
            }
            .navbar-toggler {
                display: flex;
            }
            .category-banner {
                min-height: 300px;
            }
            .category-banner h1 {
                font-size: 2rem;
            }
            .category-banner .banner-desc {
                font-size: 1rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .section-block {
                padding: 3rem 0;
            }
            .stats-row {
                gap: 12px;
            }
            .stat-item {
                min-width: 120px;
                padding: 18px 16px;
            }
            .stat-item .stat-number {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 767px) {
            body {
                padding-top: 56px;
            }
            .site-header {
                height: 56px;
            }
            .site-header .container {
                padding: 0 14px;
            }
            .nav-logo {
                font-size: 1.15rem;
                gap: 8px;
            }
            .nav-logo img {
                height: 28px;
            }
            .btn-nav-cta {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
            .nav-actions {
                gap: 6px;
            }
            .nav-icon-btn {
                width: 30px;
                height: 30px;
                font-size: 1rem;
            }
            .category-banner {
                min-height: 260px;
            }
            .category-banner h1 {
                font-size: 1.6rem;
            }
            .category-banner .banner-desc {
                font-size: 0.9rem;
            }
            .category-banner .banner-content {
                padding: 40px 0;
            }
            .section-block {
                padding: 2.5rem 0;
            }
            .section-block .section-title {
                font-size: 1.35rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .stats-row {
                flex-direction: column;
                gap: 10px;
            }
            .stat-item {
                min-width: auto;
            }
            .cta-sticky-bar {
                flex-direction: column;
                gap: 10px;
                padding: 12px 16px;
            }
            .cta-sticky-bar .cta-text {
                font-size: 0.85rem;
                text-align: center;
            }
            .scene-demo .scene-text {
                padding: 20px 16px;
            }
            .scene-demo .scene-text h3 {
                font-size: 1.2rem;
            }
            .process-step {
                gap: 14px;
            }
            .process-step .step-num {
                width: 36px;
                height: 36px;
                font-size: 0.95rem;
            }
            .process-step:not(:last-child)::after {
                left: 17px;
                top: 48px;
            }
            .mobile-menu {
                top: 56px;
            }
        }

        @media (max-width: 520px) {
            .category-banner h1 {
                font-size: 1.35rem;
            }
            .category-banner .banner-desc {
                font-size: 0.85rem;
            }
            .btn-primary-cta,
            .btn-outline-cta {
                padding: 10px 18px;
                font-size: 0.9rem;
                width: 100%;
                text-align: center;
            }
            .category-banner .banner-actions {
                flex-direction: column;
                gap: 10px;
            }
            .card-esports .card-body-custom {
                padding: 14px;
            }
            .card-esports .card-title {
                font-size: 0.95rem;
            }
            .feature-card-line {
                padding: 20px 16px;
            }
            .section-block .section-title {
                font-size: 1.2rem;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #A6002F;
            --primary-dark: #850025;
            --primary-light: #c7203f;
            --accent: #C5A35A;
            --accent-light: #d4b76e;
            --accent-dark: #a88a3f;
            --dark: #1E1E24;
            --dark-light: #2a2a32;
            --surface: #FFFFFF;
            --surface-alt: #F8F9FA;
            --bg: #F4F5F7;
            --text: #212529;
            --text-muted: #6C757D;
            --text-light: #ADB5BD;
            --border: #DEE2E6;
            --border-light: #E9ECEF;
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 8px 28px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.14);
            --transition: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', system-ui, -apple-system, sans-serif;
            --font-en: 'Inter', system-ui, -apple-system, sans-serif;
        }

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

        body {
            font-family: var(--font-stack);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            padding-top: 64px;
            min-height: 100vh;
            padding-bottom: 70px;
        }

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

        a:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        .text-muted {
            color: var(--text-muted) !important;
        }
        .text-accent {
            color: var(--accent) !important;
        }
        .text-primary {
            color: var(--primary) !important;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: rgba(30, 30, 36, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 2px 14px rgba(0, 0, 0, 0.22);
            height: 64px;
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: 1200px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            white-space: nowrap;
            letter-spacing: 0.3px;
            flex-shrink: 0;
        }
        .nav-logo img {
            height: 36px;
            width: auto;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--accent);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-links::-webkit-scrollbar {
            display: none;
        }
        .nav-links a {
            color: #cfd0d4;
            font-size: 0.93rem;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition);
            font-weight: 500;
            letter-spacing: 0.2px;
            position: relative;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.08);
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .nav-status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #22c55e;
            animation: pulse-dot 2s infinite;
            flex-shrink: 0;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.5);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(34, 197, 94, 0);
            }
        }
        .nav-icon-btn {
            background: transparent;
            border: none;
            color: #cfd0d4;
            font-size: 1.15rem;
            padding: 6px;
            border-radius: 50%;
            transition: all var(--transition);
            position: relative;
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .nav-icon-btn:hover {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.1);
        }
        .nav-icon-btn .badge-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #ef4444;
            border: 2px solid var(--dark);
        }
        .btn-nav-cta {
            background: transparent;
            border: 1.5px solid var(--accent);
            color: var(--accent);
            padding: 7px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition);
            white-space: nowrap;
            display: inline-block;
            letter-spacing: 0.3px;
        }
        .btn-nav-cta:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(166, 0, 47, 0.35);
        }
        .navbar-toggler {
            display: none;
            background: transparent;
            border: none;
            color: #cfd0d4;
            font-size: 1.4rem;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }
        .navbar-toggler:hover {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.1);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: rgba(30, 30, 36, 0.97);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            padding: 16px 20px;
            flex-direction: column;
            gap: 4px;
            z-index: 1049;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
        }
        .mobile-menu.show {
            display: flex;
        }
        .mobile-menu a {
            color: #cfd0d4;
            font-size: 1rem;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            font-weight: 500;
            display: block;
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.08);
        }

        /* ========== BUTTONS ========== */
        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 0.75rem 2rem;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 500;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            display: inline-block;
            text-align: center;
            cursor: pointer;
            box-shadow: 0 2px 8px rgba(166, 0, 47, 0.2);
        }
        .btn-primary-custom:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 6px 20px rgba(166, 0, 47, 0.35);
            transform: translateY(-1px);
        }
        .btn-primary-custom:active {
            transform: translateY(0);
            box-shadow: 0 2px 6px rgba(166, 0, 47, 0.25);
        }
        .btn-outline-custom {
            background: transparent;
            border: 1.5px solid var(--primary);
            color: var(--primary);
            padding: 0.7rem 1.8rem;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 500;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            display: inline-block;
            text-align: center;
            cursor: pointer;
        }
        .btn-outline-custom:hover {
            background: rgba(166, 0, 47, 0.06);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }
        .btn-outline-accent {
            background: transparent;
            border: 1.5px solid var(--accent);
            color: var(--accent);
            padding: 0.7rem 1.8rem;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 500;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            display: inline-block;
            text-align: center;
            cursor: pointer;
        }
        .btn-outline-accent:hover {
            background: rgba(197, 163, 90, 0.1);
            color: var(--accent-dark);
            border-color: var(--accent-dark);
        }
        .btn-read-more {
            color: var(--accent);
            font-weight: 500;
            font-size: 0.9rem;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            border: none;
            background: transparent;
            padding: 0;
        }
        .btn-read-more i {
            transition: transform var(--transition);
            font-size: 0.8rem;
        }
        .btn-read-more:hover {
            color: var(--accent-dark);
            text-decoration: underline;
            text-underline-offset: 4px;
        }
        .btn-read-more:hover i {
            transform: translateX(4px);
        }

        /* ========== CARDS ========== */
        .card-custom {
            background: var(--surface);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-slow);
            overflow: hidden;
            height: 100%;
        }
        .card-custom:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--primary);
            transform: translateY(-3px);
        }
        .card-custom .card-img-top {
            height: 200px;
            object-fit: cover;
            width: 100%;
        }
        .card-custom .card-body {
            padding: 1.5rem;
        }
        .card-custom .card-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 0.5rem;
            line-height: 1.4;
        }
        .card-custom .card-text {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 1rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-custom .card-date {
            font-size: 0.8rem;
            color: var(--text-light);
            margin-bottom: 0.6rem;
        }

        /* 卖点线框卡片 */
        .feature-card-outline {
            background: var(--surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            padding: 2rem 1.5rem;
            position: relative;
            transition: all var(--transition-slow);
            height: 100%;
            overflow: hidden;
        }
        .feature-card-outline::before {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: var(--radius-lg);
            border: 2px solid transparent;
            transition: all var(--transition-slow);
            pointer-events: none;
            z-index: 1;
        }
        .feature-card-outline:hover::before {
            border-color: var(--primary);
            inset: -1px;
        }
        .feature-card-outline:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .feature-card-outline .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius);
            background: rgba(166, 0, 47, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.2rem;
            font-size: 1.4rem;
            color: var(--primary);
            transition: all var(--transition);
        }
        .feature-card-outline:hover .feature-icon {
            background: var(--primary);
            color: #fff;
        }
        .feature-card-outline h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 0.5rem;
            position: relative;
            z-index: 2;
        }
        .feature-card-outline p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
            position: relative;
            z-index: 2;
        }
        .feature-card-outline .feature-benefit {
            font-size: 0.85rem;
            color: var(--accent);
            font-weight: 500;
            margin-top: 0.6rem;
            position: relative;
            z-index: 2;
        }

        /* ========== SECTIONS ========== */
        .section-padding {
            padding: 4rem 0;
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.75rem;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            margin-bottom: 2.5rem;
            line-height: 1.6;
        }
        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: 0.5rem;
        }

        /* ========== HERO ========== */
        .hero-category {
            position: relative;
            min-height: 520px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }
        .hero-category::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(0, 0, 0, 0.78) 0%, rgba(30, 30, 36, 0.72) 50%, rgba(0, 0, 0, 0.8) 100%);
            z-index: 1;
        }
        .hero-category .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 3rem 0;
        }
        .hero-category .hero-badge {
            display: inline-block;
            background: rgba(197, 163, 90, 0.2);
            border: 1px solid rgba(197, 163, 90, 0.4);
            color: var(--accent-light);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 1.2rem;
            letter-spacing: 0.5px;
        }
        .hero-category h1 {
            font-size: 2.5rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 1rem;
            letter-spacing: 0.5px;
        }
        .hero-category .hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin-bottom: 1.5rem;
            max-width: 600px;
        }
        .hero-category .hero-form-wrap {
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            border: 1px solid rgba(255, 255, 255, 0.12);
            max-width: 500px;
        }
        .hero-category .hero-form-wrap .form-control {
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #fff;
            border-radius: var(--radius-sm);
            padding: 0.7rem 1rem;
            font-size: 1rem;
            transition: all var(--transition);
        }
        .hero-category .hero-form-wrap .form-control::placeholder {
            color: rgba(255, 255, 255, 0.55);
        }
        .hero-category .hero-form-wrap .form-control:focus {
            background: rgba(255, 255, 255, 0.22);
            border-color: var(--accent);
            box-shadow: 0 0 0 0.2rem rgba(197, 163, 90, 0.25);
            outline: none;
        }
        .hero-category .hero-stats-card {
            background: rgba(255, 255, 255, 0.07);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-radius: var(--radius-lg);
            padding: 1.5rem 1.8rem;
            border: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            gap: 2rem;
            flex-wrap: wrap;
        }
        .hero-category .hero-stats-card .stat-item {
            text-align: center;
        }
        .hero-category .hero-stats-card .stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent-light);
            font-family: var(--font-en);
            line-height: 1;
        }
        .hero-category .hero-stats-card .stat-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        /* ========== SCENE SECTION ========== */
        .scene-section {
            background: var(--surface);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .scene-section .scene-image {
            height: 100%;
            min-height: 350px;
            object-fit: cover;
            width: 100%;
        }
        .scene-section .scene-body {
            padding: 2.5rem;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .scene-section .scene-body h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: var(--text);
            line-height: 1.35;
        }
        .scene-section .scene-body p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 0.8rem;
        }

        /* ========== DATA STRIP ========== */
        .data-strip {
            background: var(--dark);
            border-radius: var(--radius-lg);
            padding: 2.5rem 2rem;
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            justify-content: space-around;
            align-items: center;
        }
        .data-strip .data-item {
            text-align: center;
            flex: 1;
            min-width: 120px;
        }
        .data-strip .data-value {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--accent-light);
            font-family: var(--font-en);
            line-height: 1;
        }
        .data-strip .data-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 6px;
        }

        /* ========== STEPS ========== */
        .step-card {
            text-align: center;
            padding: 2rem 1.5rem;
            position: relative;
            background: var(--surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            transition: all var(--transition-slow);
            height: 100%;
        }
        .step-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--primary);
            transform: translateY(-3px);
        }
        .step-number {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-size: 1.4rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.2rem;
            font-family: var(--font-en);
        }
        .step-card h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: var(--text);
        }
        .step-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== FAQ ========== */
        .faq-accordion .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius) !important;
            margin-bottom: 10px;
            overflow: hidden;
            background: var(--surface);
            transition: all var(--transition);
        }
        .faq-accordion .accordion-item:has(.accordion-button:not(.collapsed)) {
            border-left: 3px solid var(--primary);
            box-shadow: var(--shadow-sm);
        }
        .faq-accordion .accordion-button {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            background: var(--surface-alt);
            padding: 1.1rem 1.5rem;
            border-radius: var(--radius) !important;
            transition: all var(--transition);
            box-shadow: none;
            gap: 10px;
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            background: var(--surface);
            color: var(--primary);
            box-shadow: none;
        }
        .faq-accordion .accordion-button:focus {
            box-shadow: none;
            border-color: var(--primary);
        }
        .faq-accordion .accordion-button::after {
            transition: transform 0.3s ease;
        }
        .faq-accordion .accordion-body {
            padding: 1.2rem 1.5rem;
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.8;
            background: var(--surface);
        }

        /* ========== FIXED BOTTOM CTA ========== */
        .fixed-bottom-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(30, 30, 36, 0.9);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 12px 20px;
            z-index: 1040;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.25);
        }
        .fixed-bottom-cta .cta-text {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 500;
            white-space: nowrap;
        }
        .fixed-bottom-cta .cta-text strong {
            color: var(--accent-light);
        }
        .fixed-bottom-cta .btn-cta-fixed {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            white-space: nowrap;
            box-shadow: 0 4px 14px rgba(166, 0, 47, 0.4);
        }
        .fixed-bottom-cta .btn-cta-fixed:hover {
            background: var(--primary-dark);
            box-shadow: 0 6px 20px rgba(166, 0, 47, 0.5);
            transform: translateY(-1px);
        }
        .fixed-bottom-cta .btn-close-cta {
            background: transparent;
            border: none;
            color: rgba(255, 255, 255, 0.5);
            font-size: 1.1rem;
            padding: 4px 8px;
            cursor: pointer;
            transition: color var(--transition);
            flex-shrink: 0;
        }
        .fixed-bottom-cta .btn-close-cta:hover {
            color: #fff;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--dark);
            color: var(--text-light);
            padding: 3rem 0 1.5rem;
            margin-top: 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 3rem;
            margin-bottom: 2rem;
        }
        .site-footer .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            display: block;
            margin-bottom: 0.8rem;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 1rem;
        }
        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 0.5rem;
        }
        .site-footer .footer-links a {
            color: var(--text-light);
            font-size: 0.9rem;
            transition: all var(--transition);
        }
        .site-footer .footer-links a:hover {
            color: var(--accent);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.5rem;
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            font-size: 0.8rem;
            color: var(--text-light);
            align-items: center;
            justify-content: center;
        }
        .site-footer .footer-bottom a {
            color: var(--text-light);
            font-size: 0.8rem;
            transition: color var(--transition);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--accent);
        }
        .site-footer .footer-bottom span {
            white-space: nowrap;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1199px) {
            .nav-links a {
                font-size: 0.85rem;
                padding: 6px 10px;
            }
        }
        @media (max-width: 991px) {
            .nav-links {
                display: none;
            }
            .navbar-toggler {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .hero-category {
                min-height: 420px;
            }
            .hero-category h1 {
                font-size: 1.9rem;
            }
            .hero-category .hero-desc {
                font-size: 1rem;
                max-width: 100%;
            }
            .section-padding {
                padding: 2.5rem 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }
            .scene-section .scene-body {
                padding: 1.8rem;
            }
            .data-strip {
                gap: 1.5rem;
                padding: 2rem 1.5rem;
            }
            .data-strip .data-value {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 767px) {
            body {
                padding-top: 56px;
                padding-bottom: 60px;
            }
            .site-header {
                height: 56px;
            }
            .mobile-menu {
                top: 56px;
            }
            .hero-category {
                min-height: 380px;
                text-align: center;
            }
            .hero-category h1 {
                font-size: 1.55rem;
            }
            .hero-category .hero-desc {
                font-size: 0.9rem;
                max-width: 100%;
            }
            .hero-category .hero-form-wrap {
                max-width: 100%;
            }
            .hero-category .hero-stats-card {
                justify-content: center;
                gap: 1.2rem;
                padding: 1.2rem;
            }
            .hero-category .hero-stats-card .stat-number {
                font-size: 1.5rem;
            }
            .section-padding {
                padding: 2rem 0;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .section-subtitle {
                font-size: 0.95rem;
                margin-bottom: 1.8rem;
            }
            .feature-card-outline {
                padding: 1.5rem;
            }
            .scene-section .scene-image {
                min-height: 220px;
            }
            .scene-section .scene-body {
                padding: 1.5rem;
            }
            .scene-section .scene-body h3 {
                font-size: 1.3rem;
            }
            .data-strip {
                flex-direction: column;
                gap: 1rem;
                padding: 1.8rem 1.2rem;
            }
            .data-strip .data-value {
                font-size: 1.6rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 0.5rem;
            }
            .fixed-bottom-cta {
                padding: 10px 14px;
                gap: 10px;
            }
            .fixed-bottom-cta .cta-text {
                font-size: 0.85rem;
            }
            .fixed-bottom-cta .btn-cta-fixed {
                padding: 8px 18px;
                font-size: 0.85rem;
            }
            .card-custom .card-img-top {
                height: 160px;
            }
            .step-card {
                padding: 1.5rem 1rem;
            }
            .step-number {
                width: 42px;
                height: 42px;
                font-size: 1.2rem;
            }
            .nav-logo {
                font-size: 1.1rem;
            }
            .nav-logo img {
                height: 28px;
            }
            .btn-nav-cta {
                padding: 5px 12px;
                font-size: 0.8rem;
            }
            .nav-status-dot {
                display: none;
            }
            .nav-icon-btn {
                width: 30px;
                height: 30px;
                font-size: 1rem;
            }
        }
        @media (max-width: 520px) {
            .hero-category {
                min-height: 340px;
            }
            .hero-category h1 {
                font-size: 1.35rem;
            }
            .hero-category .hero-badge {
                font-size: 0.75rem;
                padding: 4px 12px;
            }
            .hero-category .hero-stats-card {
                gap: 0.8rem;
                padding: 1rem;
            }
            .hero-category .hero-stats-card .stat-number {
                font-size: 1.3rem;
            }
            .hero-category .hero-stats-card .stat-label {
                font-size: 0.7rem;
            }
            .fixed-bottom-cta {
                flex-direction: column;
                gap: 6px;
                padding: 8px 12px;
            }
            .fixed-bottom-cta .cta-text {
                font-size: 0.8rem;
            }
            .fixed-bottom-cta .btn-cta-fixed {
                width: 100%;
                text-align: center;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #A6002F;
            --primary-dark: #850025;
            --primary-light: #c7203f;
            --accent: #C5A35A;
            --accent-light: #d4b76e;
            --accent-dark: #a88a3f;
            --dark: #1E1E24;
            --dark-light: #2a2a32;
            --surface: #FFFFFF;
            --surface-alt: #F8F9FA;
            --bg: #F4F5F7;
            --text: #212529;
            --text-muted: #6C757D;
            --text-light: #ADB5BD;
            --border: #DEE2E6;
            --border-light: #E9ECEF;
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 8px 28px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.14);
            --transition: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', system-ui, -apple-system, sans-serif;
            --font-en: 'Inter', system-ui, -apple-system, sans-serif;
        }

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

        body {
            font-family: var(--font-stack);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            padding-top: 64px;
            min-height: 100vh;
        }

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

        a:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        .text-muted {
            color: var(--text-muted) !important;
        }

        .text-accent {
            color: var(--accent) !important;
        }

        .text-primary {
            color: var(--primary) !important;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: rgba(30, 30, 36, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 2px 14px rgba(0, 0, 0, 0.22);
            height: 64px;
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: 1200px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            white-space: nowrap;
            letter-spacing: 0.3px;
            flex-shrink: 0;
        }

        .nav-logo img {
            height: 36px;
            width: auto;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--accent);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-links::-webkit-scrollbar {
            display: none;
        }

        .nav-links a {
            color: #cfd0d4;
            font-size: 0.93rem;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition);
            font-weight: 500;
            letter-spacing: 0.2px;
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.08);
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .nav-status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #22c55e;
            animation: pulse-dot 2s infinite;
            flex-shrink: 0;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.5);
            }
            50% {
                opacity: 0.7;
                box-shadow: 0 0 0 8px rgba(34, 197, 94, 0);
            }
        }

        .nav-icon-btn {
            background: transparent;
            border: none;
            color: #cfd0d4;
            font-size: 1.15rem;
            padding: 6px;
            border-radius: 50%;
            transition: all var(--transition);
            position: relative;
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .nav-icon-btn:hover {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.1);
        }

        .nav-icon-btn .badge-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #ef4444;
            border: 2px solid var(--dark);
        }

        .btn-nav-cta {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }

        .btn-nav-cta:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 4px 14px rgba(166, 0, 47, 0.35);
        }

        .navbar-toggler {
            display: none;
            background: transparent;
            border: none;
            color: #cfd0d4;
            font-size: 1.3rem;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }

        .navbar-toggler:hover {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.1);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: rgba(30, 30, 36, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            padding: 16px 20px;
            flex-direction: column;
            gap: 4px;
            z-index: 1049;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
        }

        .mobile-menu.show {
            display: flex;
        }

        .mobile-menu a {
            color: #cfd0d4;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 500;
            transition: all var(--transition);
            display: block;
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.08);
        }

        /* ========== HERO ========== */
        .category-hero {
            position: relative;
            background: linear-gradient(135deg, #1a1a22 0%, #2a1a20 50%, #1a1a22 100%);
            padding: 70px 0 64px;
            overflow: hidden;
            min-height: 380px;
            display: flex;
            align-items: center;
        }

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

        .category-hero .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(30, 30, 36, 0.7) 0%, rgba(30, 30, 36, 0.85) 100%);
            z-index: 1;
        }

        .category-hero .container {
            position: relative;
            z-index: 2;
            max-width: 1140px;
        }

        .category-hero .hero-content {
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }

        .category-hero .hero-text {
            flex: 1;
            min-width: 280px;
        }

        .category-hero .hero-text .badge-tag {
            display: inline-block;
            background: rgba(197, 163, 90, 0.15);
            color: var(--accent-light);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
            border: 1px solid rgba(197, 163, 90, 0.2);
        }

        .category-hero .hero-text h1 {
            font-size: 2.5rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .category-hero .hero-text h1 span {
            color: var(--accent-light);
        }

        .category-hero .hero-text .hero-desc {
            color: #c5c5cc;
            font-size: 1.05rem;
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 520px;
        }

        .category-hero .hero-text .hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .category-hero .hero-visual {
            flex: 0 0 380px;
            min-width: 300px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .category-hero .hero-visual .visual-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-xl);
            padding: 28px;
            text-align: center;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            box-shadow: var(--shadow-xl);
            width: 100%;
            max-width: 380px;
        }

        .category-hero .hero-visual .visual-card img {
            border-radius: var(--radius-lg);
            width: 100%;
            height: auto;
            aspect-ratio: 16/10;
            object-fit: cover;
            margin-bottom: 16px;
        }

        .category-hero .hero-visual .visual-card .stat-row {
            display: flex;
            justify-content: space-around;
            gap: 12px;
        }

        .category-hero .hero-visual .visual-card .stat-item {
            text-align: center;
        }

        .category-hero .hero-visual .visual-card .stat-item .stat-num {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent-light);
            font-family: var(--font-en);
        }

        .category-hero .hero-visual .visual-card .stat-item .stat-label {
            font-size: 0.78rem;
            color: #999;
            margin-top: 2px;
        }

        /* ========== BUTTONS ========== */
        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.3px;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .btn-primary-custom:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 6px 20px rgba(166, 0, 47, 0.4);
            transform: translateY(-1px);
        }

        .btn-outline-accent {
            background: transparent;
            color: var(--accent-light);
            border: 2px solid var(--accent);
            padding: 11px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.3px;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .btn-outline-accent:hover {
            background: rgba(197, 163, 90, 0.1);
            color: var(--accent-light);
            border-color: var(--accent-light);
            box-shadow: 0 4px 16px rgba(197, 163, 90, 0.2);
        }

        .btn-outline-primary {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
        }

        .btn-outline-primary:hover {
            background: rgba(166, 0, 47, 0.08);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }

        .btn-read-more {
            color: var(--accent);
            font-weight: 500;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: all var(--transition);
            background: none;
            border: none;
            padding: 0;
        }

        .btn-read-more:hover {
            color: var(--accent-dark);
            gap: 9px;
            text-decoration: underline;
        }

        .btn-read-more i {
            font-size: 0.75rem;
            transition: transform var(--transition);
        }

        .btn-read-more:hover i {
            transform: translateX(3px);
        }

        /* ========== SECTIONS ========== */
        .section-padding {
            padding: 60px 0;
        }

        .section-padding-lg {
            padding: 72px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-header h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
            letter-spacing: 0.3px;
        }

        .section-header .section-subtitle {
            color: var(--text-muted);
            font-size: 0.95rem;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }

        .section-header .section-divider {
            width: 48px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
            margin: 14px auto 0;
        }

        /* ========== CARDS ========== */
        .card-feature {
            background: var(--surface);
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            padding: 28px 24px;
            transition: all var(--transition-slow);
            position: relative;
            height: 100%;
            box-shadow: var(--shadow-xs);
        }

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

        .card-feature .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius);
            background: rgba(166, 0, 47, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
            font-size: 1.3rem;
            color: var(--primary);
            transition: all var(--transition);
        }

        .card-feature:hover .feature-icon {
            background: var(--primary);
            color: #fff;
        }

        .card-feature h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 8px;
            letter-spacing: 0.2px;
        }

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

        .card-game {
            background: var(--surface);
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all var(--transition-slow);
            height: 100%;
            box-shadow: var(--shadow-xs);
            display: flex;
            flex-direction: column;
        }

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

        .card-game .card-game-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .card-game:hover .card-game-img {
            transform: scale(1.04);
        }

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

        .card-game .card-game-body h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 6px;
            letter-spacing: 0.2px;
        }

        .card-game .card-game-body .game-tag {
            display: inline-block;
            font-size: 0.75rem;
            background: rgba(197, 163, 90, 0.1);
            color: var(--accent-dark);
            padding: 3px 10px;
            border-radius: 12px;
            margin-bottom: 10px;
            font-weight: 500;
        }

        .card-game .card-game-body p {
            color: var(--text-muted);
            font-size: 0.85rem;
            line-height: 1.55;
            flex: 1;
            margin-bottom: 14px;
        }

        .card-game .card-game-body .game-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .card-game .card-game-body .game-meta .players-count {
            display: flex;
            align-items: center;
            gap: 4px;
            color: #22c55e;
            font-weight: 500;
        }

        /* ========== SCENE SECTION ========== */
        .scene-section {
            background: var(--surface);
            border-radius: var(--radius-xl);
            padding: 48px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }

        .scene-section .scene-img {
            border-radius: var(--radius-lg);
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 16/10;
        }

        .scene-section h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

        .scene-section p {
            color: var(--text);
            line-height: 1.8;
            font-size: 0.98rem;
            margin-bottom: 12px;
        }

        /* ========== PROCESS STEPS ========== */
        .process-step {
            text-align: center;
            padding: 20px 16px;
            position: relative;
        }

        .process-step .step-number {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-family: var(--font-en);
            box-shadow: 0 4px 14px rgba(166, 0, 47, 0.25);
            position: relative;
            z-index: 2;
        }

        .process-step h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 6px;
        }

        .process-step p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin: 0;
        }

        .process-connector {
            position: absolute;
            top: 42px;
            left: calc(50% + 30px);
            width: calc(100% - 60px);
            height: 2px;
            background: var(--border);
            z-index: 1;
        }

        /* ========== FAQ ========== */
        .accordion-custom .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius) !important;
            margin-bottom: 10px;
            overflow: hidden;
            background: var(--surface);
            transition: all var(--transition);
        }

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

        .accordion-custom .accordion-button {
            background: var(--surface-alt);
            font-weight: 600;
            font-size: 1rem;
            color: var(--dark);
            padding: 18px 22px;
            border-radius: var(--radius) !important;
            transition: all var(--transition);
            box-shadow: none;
            letter-spacing: 0.2px;
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            background: #fff;
            color: var(--primary);
            border-left: 4px solid var(--primary);
            box-shadow: none;
        }

        .accordion-custom .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(166, 0, 47, 0.12);
            border-color: var(--primary);
        }

        .accordion-custom .accordion-body {
            padding: 20px 22px;
            color: var(--text);
            line-height: 1.75;
            font-size: 0.95rem;
            background: #fff;
        }

        /* ========== CTA STRIP ========== */
        .cta-strip {
            background: linear-gradient(135deg, var(--dark) 0%, #2a1a24 100%);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-strip::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(197, 163, 90, 0.08);
            z-index: 0;
        }

        .cta-strip::after {
            content: '';
            position: absolute;
            bottom: -30px;
            left: -30px;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: rgba(166, 0, 47, 0.1);
            z-index: 0;
        }

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

        .cta-strip h2 {
            color: #fff;
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 10px;
            letter-spacing: 0.4px;
        }

        .cta-strip p {
            color: #c5c5cc;
            font-size: 1rem;
            margin-bottom: 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-strip .btn-primary-custom {
            font-size: 1.05rem;
            padding: 14px 36px;
            border-radius: var(--radius);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--dark);
            color: var(--text-light);
            padding: 48px 0 28px;
            margin-top: 60px;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }

        .site-footer .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            display: block;
            margin-bottom: 10px;
            letter-spacing: 0.3px;
        }

        .site-footer h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 0.2px;
        }

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

        .site-footer .footer-links li {
            margin-bottom: 8px;
        }

        .site-footer .footer-links a {
            color: var(--text-light);
            font-size: 0.9rem;
            transition: color var(--transition);
        }

        .site-footer .footer-links a:hover {
            color: #fff;
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-light);
            align-items: center;
        }

        .site-footer .footer-bottom a {
            color: var(--accent);
            font-size: 0.8rem;
        }

        .site-footer .footer-bottom a:hover {
            color: #fff;
        }

        .site-footer .footer-bottom span {
            color: #6c757d;
            font-size: 0.78rem;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1199px) {
            .category-hero .hero-visual {
                flex: 0 0 320px;
                min-width: 260px;
            }
            .category-hero .hero-text h1 {
                font-size: 2.1rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 991px) {
            .nav-links {
                display: none;
            }
            .navbar-toggler {
                display: flex;
            }
            .category-hero .hero-content {
                flex-direction: column;
                text-align: center;
            }
            .category-hero .hero-text .hero-desc {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }
            .category-hero .hero-text .hero-btns {
                justify-content: center;
            }
            .category-hero .hero-visual {
                flex: 0 0 auto;
                width: 100%;
                max-width: 400px;
            }
            .category-hero .hero-text h1 {
                font-size: 1.9rem;
            }
            .scene-section {
                padding: 28px;
            }
            .process-connector {
                display: none;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .section-padding {
                padding: 44px 0;
            }
            .section-padding-lg {
                padding: 52px 0;
            }
        }

        @media (max-width: 767px) {
            body {
                padding-top: 56px;
            }
            .site-header {
                height: 56px;
            }
            .site-header .container {
                padding: 0 14px;
            }
            .nav-logo {
                font-size: 1.15rem;
                gap: 6px;
            }
            .nav-logo img {
                height: 28px;
            }
            .btn-nav-cta {
                padding: 6px 14px;
                font-size: 0.82rem;
            }
            .nav-status-dot {
                display: none;
            }
            .category-hero {
                padding: 48px 0 40px;
                min-height: auto;
            }
            .category-hero .hero-text h1 {
                font-size: 1.6rem;
            }
            .category-hero .hero-text .hero-desc {
                font-size: 0.9rem;
            }
            .category-hero .hero-visual {
                max-width: 100%;
            }
            .category-hero .hero-visual .visual-card {
                padding: 18px;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .scene-section {
                padding: 20px;
                border-radius: var(--radius);
            }
            .scene-section h3 {
                font-size: 1.2rem;
            }
            .cta-strip {
                padding: 32px 20px;
                border-radius: var(--radius);
            }
            .cta-strip h2 {
                font-size: 1.3rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .card-feature {
                padding: 20px 16px;
            }
            .card-game .card-game-body {
                padding: 14px;
            }
            .section-padding {
                padding: 32px 0;
            }
            .section-padding-lg {
                padding: 40px 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
            .accordion-custom .accordion-button {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .accordion-custom .accordion-body {
                padding: 14px 16px;
                font-size: 0.88rem;
            }
        }

        @media (max-width: 520px) {
            .category-hero .hero-text h1 {
                font-size: 1.4rem;
            }
            .category-hero .hero-text .hero-btns {
                flex-direction: column;
                align-items: center;
            }
            .category-hero .hero-text .hero-btns .btn-primary-custom,
            .category-hero .hero-text .hero-btns .btn-outline-accent {
                width: 100%;
                justify-content: center;
            }
            .btn-primary-custom,
            .btn-outline-accent {
                padding: 10px 20px;
                font-size: 0.9rem;
            }
            .cta-strip h2 {
                font-size: 1.15rem;
            }
            .cta-strip p {
                font-size: 0.88rem;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #A6002F;
            --primary-dark: #850025;
            --primary-light: #c7203f;
            --accent: #C5A35A;
            --accent-light: #d4b76e;
            --accent-dark: #a88a3f;
            --dark: #1E1E24;
            --dark-light: #2a2a32;
            --surface: #FFFFFF;
            --surface-alt: #F8F9FA;
            --bg: #F4F5F7;
            --text: #212529;
            --text-muted: #6C757D;
            --text-light: #ADB5BD;
            --border: #DEE2E6;
            --border-light: #E9ECEF;
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 8px 28px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.14);
            --transition: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', system-ui, -apple-system, sans-serif;
            --font-en: 'Inter', system-ui, -apple-system, sans-serif;
        }

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

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

        body {
            font-family: var(--font-stack);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            padding-top: 64px;
            min-height: 100vh;
        }

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

        a:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        .text-muted {
            color: var(--text-muted) !important;
        }

        .text-accent {
            color: var(--accent) !important;
        }

        .text-primary {
            color: var(--primary) !important;
        }

        .container-custom {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: rgba(30, 30, 36, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 2px 14px rgba(0, 0, 0, 0.22);
            height: 64px;
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            white-space: nowrap;
            letter-spacing: 0.3px;
            flex-shrink: 0;
        }

        .nav-logo img {
            height: 36px;
            width: auto;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--accent);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-links::-webkit-scrollbar {
            display: none;
        }

        .nav-links a {
            color: #cfd0d4;
            font-size: 0.93rem;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition);
            font-weight: 500;
            letter-spacing: 0.2px;
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.08);
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .nav-status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #22c55e;
            animation: pulse-dot 2s infinite;
            flex-shrink: 0;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.5);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(34, 197, 94, 0);
            }
        }

        .nav-icon-btn {
            background: transparent;
            border: none;
            color: #cfd0d4;
            font-size: 1.15rem;
            padding: 6px;
            border-radius: 50%;
            transition: all var(--transition);
            position: relative;
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .nav-icon-btn:hover {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.1);
        }

        .nav-icon-btn .badge-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #ef4444;
            border: 2px solid var(--dark);
        }

        .btn-nav-cta {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.3px;
            transition: all var(--transition);
            white-space: nowrap;
            display: inline-block;
            text-align: center;
        }

        .btn-nav-cta:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 4px 14px rgba(166, 0, 47, 0.35);
            transform: translateY(-1px);
        }

        .navbar-toggler {
            display: none;
            background: transparent;
            border: none;
            color: #cfd0d4;
            font-size: 1.4rem;
            padding: 8px;
            cursor: pointer;
            transition: color var(--transition);
        }

        .navbar-toggler:hover {
            color: var(--accent);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: rgba(30, 30, 36, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            padding: 16px 20px;
            flex-direction: column;
            gap: 4px;
            z-index: 1049;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
        }

        .mobile-menu.show {
            display: flex;
        }

        .mobile-menu a {
            color: #cfd0d4;
            padding: 12px 16px;
            border-radius: var(--radius);
            font-size: 1rem;
            font-weight: 500;
            transition: all var(--transition);
            display: block;
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.08);
        }

        /* ========== BUTTONS ========== */
        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 0.75rem 2rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            display: inline-block;
            text-align: center;
            cursor: pointer;
        }

        .btn-primary-custom:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 6px 20px rgba(166, 0, 47, 0.35);
            transform: translateY(-2px);
        }

        .btn-primary-custom:focus {
            outline: none;
            box-shadow: 0 0 0 3px rgba(166, 0, 47, 0.35);
        }

        .btn-outline-custom {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
            padding: 0.7rem 1.9rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            display: inline-block;
            text-align: center;
            cursor: pointer;
        }

        .btn-outline-custom:hover {
            background: rgba(166, 0, 47, 0.08);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
            transform: translateY(-2px);
        }

        .btn-outline-custom:focus {
            outline: none;
            box-shadow: 0 0 0 3px rgba(166, 0, 47, 0.2);
        }

        .btn-accent {
            background: var(--accent);
            color: #fff;
            border: none;
            padding: 0.75rem 2rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            display: inline-block;
            text-align: center;
            cursor: pointer;
        }

        .btn-accent:hover {
            background: var(--accent-dark);
            color: #fff;
            box-shadow: 0 6px 20px rgba(197, 163, 90, 0.35);
            transform: translateY(-2px);
        }

        .btn-read-more {
            color: var(--accent);
            font-weight: 500;
            font-size: 0.9rem;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .btn-read-more:hover {
            color: var(--accent-dark);
            text-decoration: underline;
            text-underline-offset: 4px;
        }

        .btn-read-more i {
            transition: transform var(--transition);
        }

        .btn-read-more:hover i {
            transform: translateX(4px);
        }

        /* ========== CARDS ========== */
        .card-custom {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition);
            overflow: hidden;
            height: 100%;
        }

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

        .card-custom .card-img-top {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            display: block;
        }

        .card-custom .card-body {
            padding: 1.5rem;
        }

        .card-custom .card-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 0.5rem;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-custom .card-text {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 1rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-custom .card-date {
            font-size: 0.8rem;
            color: var(--text-light);
            margin-bottom: 0.5rem;
        }

        .card-tag {
            display: inline-block;
            background: rgba(197, 163, 90, 0.12);
            color: var(--accent-dark);
            font-size: 0.75rem;
            padding: 3px 10px;
            border-radius: 20px;
            font-weight: 500;
            margin-bottom: 0.5rem;
        }

        /* ========== SECTION SPACING ========== */
        .section-padding {
            padding: 4rem 0;
        }

        .section-padding-sm {
            padding: 3rem 0;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.75rem;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            margin-bottom: 2.5rem;
            line-height: 1.6;
            max-width: 700px;
        }

        /* ========== HERO BANNER ========== */
        .hero-banner {
            position: relative;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 420px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 30, 36, 0.85) 0%, rgba(30, 30, 36, 0.7) 40%, rgba(166, 0, 47, 0.45) 100%);
            z-index: 1;
        }

        .hero-banner .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
        }

        .hero-banner .hero-text {
            flex: 1 1 500px;
            color: #fff;
        }

        .hero-banner .hero-text h1 {
            font-size: 2.5rem;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 1rem;
            color: #fff;
        }

        .hero-banner .hero-text h1 span {
            color: var(--accent-light);
        }

        .hero-banner .hero-text p {
            font-size: 1.1rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 1.5rem;
            max-width: 520px;
        }

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

        .hero-banner .hero-visual-card {
            flex: 0 0 340px;
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-lg);
            padding: 28px;
            color: #fff;
            text-align: center;
        }

        .hero-banner .hero-visual-card .big-number {
            font-size: 3.5rem;
            font-weight: 800;
            color: var(--accent-light);
            font-family: var(--font-en);
            line-height: 1;
            margin-bottom: 6px;
        }

        .hero-banner .hero-visual-card .label {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 18px;
        }

        .hero-banner .hero-visual-card .mini-stats {
            display: flex;
            justify-content: space-around;
            gap: 10px;
            flex-wrap: wrap;
        }

        .hero-banner .hero-visual-card .mini-stat {
            text-align: center;
        }

        .hero-banner .hero-visual-card .mini-stat .val {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            font-family: var(--font-en);
        }

        .hero-banner .hero-visual-card .mini-stat .lbl {
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 2px;
        }

        .hero-floating-tag {
            position: absolute;
            z-index: 3;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: 24px;
            padding: 8px 18px;
            color: #fff;
            font-size: 0.85rem;
            font-weight: 500;
            white-space: nowrap;
            pointer-events: none;
        }

        .hero-floating-tag.tag-left {
            left: 6%;
            top: 28%;
        }

        .hero-floating-tag.tag-right {
            right: 6%;
            bottom: 22%;
        }

        .hero-floating-tag i {
            color: var(--accent-light);
            margin-right: 6px;
        }

        /* ========== SELLING POINTS ========== */
        .selling-points-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 0;
        }

        .selling-point-card {
            background: var(--surface);
            border: 1px solid var(--border-light);
            padding: 2rem 1.8rem;
            text-align: center;
            transition: all var(--transition);
            position: relative;
            cursor: default;
        }

        .selling-point-card:first-child {
            border-radius: var(--radius-lg) 0 0 var(--radius-lg);
        }

        .selling-point-card:last-child {
            border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
        }

        .selling-point-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-lg);
            z-index: 2;
            transform: translateY(-6px);
            border-radius: var(--radius-lg);
        }

        .selling-point-card .sp-icon {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: rgba(166, 0, 47, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1rem;
            font-size: 1.4rem;
            color: var(--primary);
            transition: all var(--transition);
        }

        .selling-point-card:hover .sp-icon {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 6px 18px rgba(166, 0, 47, 0.3);
        }

        .selling-point-card h3 {
            font-size: 1.15rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: var(--text);
        }

        .selling-point-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin: 0;
        }

        /* ========== PROCESS STEPS ========== */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .process-step {
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .process-step .step-number {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1rem;
            font-family: var(--font-en);
            box-shadow: 0 4px 14px rgba(166, 0, 47, 0.3);
            transition: all var(--transition);
        }

        .process-step:hover .step-number {
            background: var(--accent);
            box-shadow: 0 6px 20px rgba(197, 163, 90, 0.4);
            transform: scale(1.08);
        }

        .process-step h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 0.4rem;
            color: var(--text);
        }

        .process-step p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin: 0;
        }

        .process-connector {
            display: none;
        }

        /* ========== DEEP CONTENT ========== */
        .deep-content-block {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 3rem;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
        }

        .deep-content-block h2 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 1.2rem;
            color: var(--text);
            line-height: 1.3;
        }

        .deep-content-block p {
            font-size: 1rem;
            line-height: 1.85;
            color: var(--text);
            margin-bottom: 1rem;
        }

        .deep-content-block .highlight-box {
            background: var(--surface-alt);
            border-left: 4px solid var(--primary);
            padding: 1.2rem 1.5rem;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 1.5rem 0;
            font-size: 0.95rem;
            color: var(--text);
            line-height: 1.7;
        }

        /* ========== STATS BAR ========== */
        .stats-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            background: var(--dark);
            border-radius: var(--radius-lg);
            overflow: hidden;
        }

        .stat-item {
            text-align: center;
            padding: 2rem 1rem;
            border-right: 1px solid rgba(255, 255, 255, 0.08);
            transition: all var(--transition);
        }

        .stat-item:last-child {
            border-right: none;
        }

        .stat-item:hover {
            background: rgba(197, 163, 90, 0.06);
        }

        .stat-item .stat-value {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--accent-light);
            font-family: var(--font-en);
            line-height: 1;
            margin-bottom: 6px;
        }

        .stat-item .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.4;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
            border-radius: var(--radius-lg);
            padding: 3rem;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 180px;
            height: 180px;
            background: rgba(166, 0, 47, 0.15);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -30px;
            left: -30px;
            width: 120px;
            height: 120px;
            background: rgba(197, 163, 90, 0.12);
            border-radius: 50%;
            pointer-events: none;
        }

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

        .cta-section h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1rem;
            margin-bottom: 1.5rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .cta-btn-group {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ========== FAQ ========== */
        .faq-accordion .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius) !important;
            margin-bottom: 10px;
            overflow: hidden;
            background: var(--surface);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition);
        }

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

        .faq-accordion .accordion-button {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            background: var(--surface-alt);
            border-radius: var(--radius) !important;
            padding: 1.1rem 1.4rem;
            transition: all var(--transition);
            box-shadow: none;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: var(--surface);
            color: var(--primary);
            border-left: 3px solid var(--primary);
            box-shadow: none;
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(166, 0, 47, 0.12);
            border-color: var(--primary);
        }

        .faq-accordion .accordion-body {
            padding: 1.2rem 1.4rem;
            font-size: 0.95rem;
            line-height: 1.75;
            color: var(--text);
            background: var(--surface);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--dark);
            color: var(--text-light);
            padding: 3rem 0 1.5rem;
            margin-top: 0;
        }

        .site-footer .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 2rem;
        }

        .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            display: block;
            margin-bottom: 0.75rem;
        }

        .site-footer h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 1rem;
        }

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

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

        .footer-links a {
            color: var(--text-light);
            font-size: 0.9rem;
            transition: all var(--transition);
        }

        .footer-links a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            font-size: 0.8rem;
            color: var(--text-light);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 1.5rem;
        }

        .footer-bottom a {
            color: var(--accent);
            font-size: 0.8rem;
        }

        .footer-bottom a:hover {
            color: #fff;
        }

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

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1199px) {
            .hero-banner .hero-visual-card {
                flex: 0 0 300px;
            }
            .hero-banner .hero-text h1 {
                font-size: 2.1rem;
            }
            .hero-floating-tag.tag-left {
                left: 3%;
                top: 20%;
            }
            .hero-floating-tag.tag-right {
                right: 3%;
                bottom: 16%;
            }
        }

        @media (max-width: 991px) {
            .nav-links {
                display: none;
            }
            .navbar-toggler {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .hero-banner {
                min-height: 380px;
            }
            .hero-banner .hero-content {
                flex-direction: column;
                text-align: center;
                gap: 24px;
            }
            .hero-banner .hero-text {
                flex: 1 1 auto;
            }
            .hero-banner .hero-text p {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }
            .hero-banner .hero-cta-group {
                justify-content: center;
            }
            .hero-banner .hero-visual-card {
                flex: 0 0 auto;
                width: 100%;
                max-width: 400px;
            }
            .hero-floating-tag {
                display: none;
            }
            .selling-points-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .selling-point-card:first-child,
            .selling-point-card:last-child {
                border-radius: var(--radius);
            }
            .selling-point-card:hover {
                border-radius: var(--radius);
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
            }
            .stat-item {
                border-right: 1px solid rgba(255, 255, 255, 0.08);
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            }
            .stat-item:nth-child(2) {
                border-right: none;
            }
            .stat-item:nth-child(3),
            .stat-item:nth-child(4) {
                border-bottom: none;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .deep-content-block {
                padding: 2rem;
            }
            .section-padding {
                padding: 3rem 0;
            }
        }

        @media (max-width: 767px) {
            body {
                padding-top: 56px;
            }
            .site-header {
                height: 56px;
            }
            .mobile-menu {
                top: 56px;
            }
            .nav-logo {
                font-size: 1.15rem;
            }
            .nav-logo img {
                height: 28px;
            }
            .btn-nav-cta {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
            .hero-banner {
                min-height: 340px;
            }
            .hero-banner .hero-text h1 {
                font-size: 1.65rem;
            }
            .hero-banner .hero-text p {
                font-size: 0.95rem;
            }
            .hero-banner .hero-visual-card {
                padding: 20px;
            }
            .hero-banner .hero-visual-card .big-number {
                font-size: 2.5rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .process-steps {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .process-step .step-number {
                width: 44px;
                height: 44px;
                font-size: 1.1rem;
            }
            .stats-bar {
                grid-template-columns: 1fr 1fr;
            }
            .stat-item .stat-value {
                font-size: 1.6rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .cta-section {
                padding: 2rem 1.5rem;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .deep-content-block {
                padding: 1.5rem;
            }
            .deep-content-block h2 {
                font-size: 1.3rem;
            }
            .section-padding {
                padding: 2.5rem 0;
            }
            .card-custom .card-body {
                padding: 1.2rem;
            }
        }

        @media (max-width: 520px) {
            .hero-banner {
                min-height: 300px;
            }
            .hero-banner .hero-text h1 {
                font-size: 1.4rem;
            }
            .hero-banner .hero-cta-group {
                flex-direction: column;
                align-items: center;
            }
            .hero-banner .hero-cta-group .btn-primary-custom,
            .hero-banner .hero-cta-group .btn-outline-custom {
                width: 100%;
                max-width: 280px;
                text-align: center;
            }
            .process-steps {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .stats-bar {
                grid-template-columns: 1fr;
            }
            .stat-item {
                border-right: none;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            }
            .stat-item:last-child {
                border-bottom: none;
            }
            .selling-points-grid {
                grid-template-columns: 1fr;
            }
            .nav-status-dot {
                display: none;
            }
            .btn-nav-cta {
                padding: 5px 10px;
                font-size: 0.75rem;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #A6002F;
            --primary-dark: #850025;
            --primary-light: #c7203f;
            --accent: #C5A35A;
            --accent-light: #d4b76e;
            --accent-dark: #a88a3f;
            --dark: #1E1E24;
            --dark-light: #2a2a32;
            --surface: #FFFFFF;
            --surface-alt: #F8F9FA;
            --bg: #F4F5F7;
            --text: #212529;
            --text-muted: #6C757D;
            --text-light: #ADB5BD;
            --border: #DEE2E6;
            --border-light: #E9ECEF;
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 8px 28px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.14);
            --transition: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', system-ui, -apple-system, sans-serif;
            --font-en: 'Inter', system-ui, -apple-system, sans-serif;
        }

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

        body {
            font-family: var(--font-stack);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            padding-top: 64px;
            min-height: 100vh;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        .text-muted {
            color: var(--text-muted) !important;
        }
        .text-accent {
            color: var(--accent) !important;
        }
        .text-primary {
            color: var(--primary) !important;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: rgba(30, 30, 36, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 2px 14px rgba(0, 0, 0, 0.22);
            height: 64px;
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            white-space: nowrap;
            letter-spacing: 0.3px;
            flex-shrink: 0;
        }
        .nav-logo img {
            height: 36px;
            width: auto;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--accent);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-links::-webkit-scrollbar {
            display: none;
        }
        .nav-links a {
            color: #cfd0d4;
            font-size: 0.93rem;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition);
            font-weight: 500;
            letter-spacing: 0.2px;
            position: relative;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.08);
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .nav-status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #22c55e;
            animation: pulse-dot 2s infinite;
            flex-shrink: 0;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.5);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(34, 197, 94, 0);
            }
        }
        .nav-icon-btn {
            background: transparent;
            border: none;
            color: #cfd0d4;
            font-size: 1.15rem;
            padding: 6px;
            border-radius: 50%;
            transition: all var(--transition);
            position: relative;
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .nav-icon-btn:hover {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.1);
        }
        .nav-icon-btn .badge-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #ef4444;
            border: 2px solid var(--dark);
        }
        .btn-nav-cta {
            background: var(--primary);
            color: #fff;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            transition: all var(--transition);
            border: none;
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .btn-nav-cta:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 4px 14px rgba(166, 0, 47, 0.35);
        }
        .navbar-toggler {
            display: none;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            font-size: 1.3rem;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }
        .navbar-toggler:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--accent);
            color: var(--accent);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: rgba(30, 30, 36, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            padding: 16px 20px;
            flex-direction: column;
            gap: 4px;
            z-index: 1049;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
        }
        .mobile-menu.show {
            display: flex;
        }
        .mobile-menu a {
            color: #cfd0d4;
            font-size: 1rem;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            font-weight: 500;
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.08);
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            background: linear-gradient(135deg, #1a1a20 0%, #1E1E24 30%, #2a1a20 60%, #1a1a20 100%);
            min-height: 520px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-section::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-section .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(30, 30, 36, 0.5) 0%, rgba(30, 30, 36, 0.85) 60%, rgba(30, 30, 36, 0.95) 100%);
            z-index: 1;
        }
        .hero-section .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 48px;
            min-height: 520px;
            padding-top: 40px;
            padding-bottom: 40px;
        }
        .hero-left {
            flex: 1 1 55%;
            color: #fff;
        }
        .hero-left .hero-badge {
            display: inline-block;
            background: rgba(197, 163, 90, 0.2);
            color: var(--accent);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
            border: 1px solid rgba(197, 163, 90, 0.3);
        }
        .hero-left h1 {
            font-size: 2.5rem;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 16px;
            color: #fff;
            letter-spacing: 0.5px;
        }
        .hero-left h1 .accent-highlight {
            color: var(--accent);
        }
        .hero-left .hero-subtitle {
            font-size: 1.1rem;
            color: #c5c6ca;
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 520px;
        }
        .hero-left .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-hero-primary {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 14px 32px;
            border-radius: var(--radius);
            font-size: 1rem;
            font-weight: 600;
            letter-spacing: 0.4px;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-hero-primary:hover {
            background: var(--primary-dark);
            box-shadow: 0 8px 24px rgba(166, 0, 47, 0.4);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-hero-outline {
            background: transparent;
            color: var(--accent);
            border: 2px solid var(--accent);
            padding: 14px 32px;
            border-radius: var(--radius);
            font-size: 1rem;
            font-weight: 600;
            letter-spacing: 0.4px;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-hero-outline:hover {
            background: rgba(197, 163, 90, 0.1);
            border-color: var(--accent-light);
            color: var(--accent-light);
            transform: translateY(-2px);
        }
        .hero-right {
            flex: 1 1 40%;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .hero-data-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 20px 24px;
            color: #fff;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            display: flex;
            align-items: center;
            gap: 16px;
            transition: all var(--transition);
        }
        .hero-data-card:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(197, 163, 90, 0.4);
            transform: translateX(4px);
        }
        .hero-data-card .data-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius);
            background: rgba(197, 163, 90, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--accent);
            flex-shrink: 0;
        }
        .hero-data-card .data-info .data-value {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
        }
        .hero-data-card .data-info .data-label {
            font-size: 0.85rem;
            color: #a0a1a6;
            margin-top: 2px;
        }

        /* ========== SECTION COMMON ========== */
        .section-block {
            padding: 4rem 0;
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--dark);
            position: relative;
        }
        .section-title .accent-dot {
            color: var(--accent);
        }
        .section-subtitle {
            color: var(--text-muted);
            font-size: 1rem;
            margin-bottom: 2.5rem;
            max-width: 600px;
        }

        /* ========== PROMO CARDS ========== */
        .promo-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-slow);
            box-shadow: var(--shadow-xs);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .promo-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-6px);
            border-color: var(--border);
        }
        .promo-card .promo-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
        }
        .promo-card .promo-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .promo-card:hover .promo-img-wrap img {
            transform: scale(1.06);
        }
        .promo-card .promo-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: #fff;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            z-index: 2;
        }
        .promo-card .promo-tag.hot {
            background: #ef4444;
        }
        .promo-card .promo-tag.new {
            background: #22c55e;
        }
        .promo-card .promo-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .promo-card .promo-body h3 {
            font-size: 1.15rem;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--dark);
            line-height: 1.4;
        }
        .promo-card .promo-body .promo-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 14px;
            flex: 1;
        }
        .promo-card .promo-body .promo-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--text-muted);
            border-top: 1px solid var(--border-light);
            padding-top: 12px;
            margin-top: auto;
        }
        .promo-card .promo-body .btn-read-more {
            color: var(--accent);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .promo-card .promo-body .btn-read-more:hover {
            color: var(--accent-dark);
            gap: 8px;
        }
        .promo-card .promo-body .btn-read-more i {
            font-size: 0.75rem;
            transition: transform var(--transition);
        }
        .promo-card:hover .promo-body .btn-read-more i {
            transform: translateX(3px);
        }

        /* ========== FEATURE TRIO ========== */
        .feature-trio {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .feature-trio-card {
            background: var(--surface);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all var(--transition-slow);
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-xs);
        }
        .feature-trio-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: transparent;
            transition: background var(--transition-slow);
            border-radius: 0 0 var(--radius-sm) var(--radius-sm);
        }
        .feature-trio-card:hover::before {
            background: var(--primary);
        }
        .feature-trio-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--border);
            transform: translateY(-4px);
        }
        .feature-trio-card .ft-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius);
            background: rgba(166, 0, 47, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--primary);
            margin-bottom: 16px;
        }
        .feature-trio-card h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--dark);
        }
        .feature-trio-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== SCENE SECTION ========== */
        .scene-section {
            background: var(--surface);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow);
            display: flex;
            flex-wrap: wrap;
        }
        .scene-section .scene-img {
            flex: 1 1 45%;
            min-height: 320px;
        }
        .scene-section .scene-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .scene-section .scene-content {
            flex: 1 1 55%;
            padding: 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .scene-section .scene-content h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--dark);
        }
        .scene-section .scene-content p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        /* ========== STEPS ========== */
        .steps-row {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            counter-reset: step;
        }
        .step-item {
            flex: 1 1 200px;
            min-width: 180px;
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition);
            position: relative;
            counter-increment: step;
        }
        .step-item:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--border);
        }
        .step-item .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 14px;
            font-family: var(--font-en);
        }
        .step-item h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--dark);
        }
        .step-item p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.5;
        }

        /* ========== VIP SECTION ========== */
        .vip-section {
            background: linear-gradient(135deg, #1a1a20 0%, #1E1E24 40%, #1a1a20 100%);
            border-radius: var(--radius-xl);
            padding: 48px;
            color: #fff;
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            align-items: center;
            overflow: hidden;
            position: relative;
        }
        .vip-section::after {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(197, 163, 90, 0.06);
            pointer-events: none;
        }
        .vip-section .vip-content {
            flex: 1 1 50%;
            position: relative;
            z-index: 1;
        }
        .vip-section .vip-content h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 14px;
            color: #fff;
        }
        .vip-section .vip-content h3 .accent-highlight {
            color: var(--accent);
        }
        .vip-section .vip-content p {
            color: #c5c6ca;
            line-height: 1.7;
            margin-bottom: 20px;
            font-size: 0.95rem;
        }
        .vip-section .vip-img {
            flex: 1 1 35%;
            position: relative;
            z-index: 1;
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 240px;
        }
        .vip-section .vip-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-lg);
        }
        .vip-perks {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 20px;
        }
        .vip-perk-badge {
            background: rgba(197, 163, 90, 0.15);
            border: 1px solid rgba(197, 163, 90, 0.3);
            color: var(--accent);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            white-space: nowrap;
        }

        /* ========== STATS BAR ========== */
        .stats-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }
        .stat-item {
            text-align: center;
            flex: 1 1 140px;
            min-width: 120px;
            padding: 0 16px;
            border-right: 1px solid var(--border-light);
        }
        .stat-item:last-child {
            border-right: none;
        }
        .stat-item .stat-value {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            font-family: var(--font-en);
            line-height: 1.2;
        }
        .stat-item .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ========== FAQ ========== */
        .accordion-faq .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius) !important;
            margin-bottom: 10px;
            overflow: hidden;
            box-shadow: var(--shadow-xs);
            transition: all var(--transition);
        }
        .accordion-faq .accordion-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .accordion-faq .accordion-button {
            background: #F8F9FA;
            font-weight: 600;
            font-size: 1rem;
            color: var(--dark);
            padding: 16px 20px;
            border-radius: var(--radius) !important;
            transition: all var(--transition);
            box-shadow: none;
        }
        .accordion-faq .accordion-button:not(.collapsed) {
            background: #fff;
            color: var(--primary);
            border-left: 3px solid var(--primary);
            box-shadow: none;
        }
        .accordion-faq .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(166, 0, 47, 0.12);
            border-color: var(--primary);
        }
        .accordion-faq .accordion-body {
            background: #fff;
            padding: 18px 20px;
            font-size: 0.95rem;
            line-height: 1.8;
            color: var(--text-muted);
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            color: #fff;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.03);
            pointer-events: none;
        }
        .cta-section h3 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta-large {
            background: #fff;
            color: var(--primary);
            border: none;
            padding: 14px 40px;
            border-radius: var(--radius);
            font-size: 1.05rem;
            font-weight: 700;
            letter-spacing: 0.4px;
            transition: all var(--transition);
            position: relative;
            z-index: 1;
        }
        .btn-cta-large:hover {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.25);
            transform: translateY(-2px);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #1E1E24;
            color: #ADB5BD;
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .site-footer .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            display: inline-block;
            margin-bottom: 10px;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 14px;
        }
        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 8px;
        }
        .site-footer .footer-links a {
            color: #ADB5BD;
            font-size: 0.9rem;
            transition: all var(--transition);
        }
        .site-footer .footer-links a:hover {
            color: #fff;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.8rem;
            color: #6C757D;
            align-items: center;
            justify-content: center;
        }
        .site-footer .footer-bottom a {
            color: var(--accent);
            font-size: 0.8rem;
        }
        .site-footer .footer-bottom a:hover {
            color: #fff;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 992px) {
            .nav-links {
                display: none;
            }
            .navbar-toggler {
                display: flex;
            }
            .hero-section .container {
                flex-direction: column;
                gap: 28px;
                min-height: auto;
                padding-top: 32px;
                padding-bottom: 32px;
            }
            .hero-left h1 {
                font-size: 1.8rem;
            }
            .hero-right {
                flex-direction: row;
                flex-wrap: wrap;
                gap: 10px;
            }
            .hero-data-card {
                flex: 1 1 140px;
                min-width: 140px;
                padding: 14px 16px;
            }
            .hero-data-card .data-info .data-value {
                font-size: 1.2rem;
            }
            .feature-trio {
                grid-template-columns: repeat(2, 1fr);
            }
            .scene-section {
                flex-direction: column;
            }
            .scene-section .scene-img {
                min-height: 220px;
            }
            .scene-section .scene-content {
                padding: 24px;
            }
            .vip-section {
                padding: 32px 24px;
                flex-direction: column;
            }
            .vip-section .vip-img {
                min-height: 200px;
                width: 100%;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .section-block {
                padding: 2.5rem 0;
            }
            .stats-bar {
                gap: 12px;
            }
            .stat-item {
                border-right: none;
                border-bottom: 1px solid var(--border-light);
                padding: 10px 0;
            }
            .stat-item:last-child {
                border-bottom: none;
            }
        }

        @media (max-width: 768px) {
            .feature-trio {
                grid-template-columns: 1fr;
            }
            .hero-left h1 {
                font-size: 1.5rem;
            }
            .hero-left .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-right {
                flex-direction: column;
            }
            .hero-data-card {
                flex: 1 1 auto;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                padding: 12px 22px;
                font-size: 0.9rem;
            }
            .steps-row {
                flex-direction: column;
            }
            .step-item {
                flex: 1 1 auto;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .cta-section {
                padding: 32px 20px;
            }
            .cta-section h3 {
                font-size: 1.35rem;
            }
            .vip-section {
                padding: 24px 16px;
            }
            .promo-card .promo-body {
                padding: 16px;
            }
            .section-title {
                font-size: 1.4rem;
            }
        }

        @media (max-width: 520px) {
            .hero-left h1 {
                font-size: 1.3rem;
            }
            .hero-left .hero-badge {
                font-size: 0.75rem;
                padding: 4px 12px;
            }
            .hero-data-card .data-info .data-value {
                font-size: 1rem;
            }
            .hero-data-card .data-icon {
                width: 36px;
                height: 36px;
                font-size: 1rem;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                width: 100%;
                text-align: center;
            }
            .hero-left .hero-cta-group {
                flex-direction: column;
            }
            .stats-bar {
                flex-direction: column;
                gap: 8px;
            }
            .scene-section .scene-content {
                padding: 16px;
            }
            .scene-section .scene-content h3 {
                font-size: 1.2rem;
            }
        }

/* roulang page: category7 */
:root {
            --primary: #A6002F;
            --primary-dark: #850025;
            --primary-light: #c7203f;
            --accent: #C5A35A;
            --accent-light: #d4b76e;
            --accent-dark: #a88a3f;
            --dark: #1E1E24;
            --dark-light: #2a2a32;
            --surface: #FFFFFF;
            --surface-alt: #F8F9FA;
            --bg: #F4F5F7;
            --text: #212529;
            --text-muted: #6C757D;
            --text-light: #ADB5BD;
            --border: #DEE2E6;
            --border-light: #E9ECEF;
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 8px 28px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.14);
            --transition: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', system-ui, -apple-system, sans-serif;
            --font-en: 'Inter', system-ui, -apple-system, sans-serif;
        }

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

        body {
            font-family: var(--font-stack);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            padding-top: 64px;
            min-height: 100vh;
            padding-bottom: 80px;
        }

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

        a:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        .text-muted {
            color: var(--text-muted) !important;
        }

        .text-accent {
            color: var(--accent) !important;
        }

        .text-primary {
            color: var(--primary) !important;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: rgba(30, 30, 36, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 2px 14px rgba(0, 0, 0, 0.22);
            height: 64px;
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: 1200px;
            padding: 0 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            white-space: nowrap;
            letter-spacing: 0.3px;
            flex-shrink: 0;
        }

        .nav-logo img {
            height: 36px;
            width: auto;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--accent);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-links::-webkit-scrollbar {
            display: none;
        }

        .nav-links a {
            color: #cfd0d4;
            font-size: 0.93rem;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition);
            font-weight: 500;
            letter-spacing: 0.2px;
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.08);
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .nav-status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #22c55e;
            animation: pulse-dot 2s infinite;
            flex-shrink: 0;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.5);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(34, 197, 94, 0);
            }
        }

        .nav-icon-btn {
            background: transparent;
            border: none;
            color: #cfd0d4;
            font-size: 1.15rem;
            padding: 6px;
            border-radius: 50%;
            transition: all var(--transition);
            position: relative;
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .nav-icon-btn:hover {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.1);
        }

        .nav-icon-btn .badge-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #ef4444;
            border: 2px solid var(--dark);
        }

        .btn-nav-cta {
            background: transparent;
            border: 1.5px solid var(--accent);
            color: var(--accent);
            padding: 7px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            white-space: nowrap;
            transition: all var(--transition);
            letter-spacing: 0.3px;
        }

        .btn-nav-cta:hover {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 14px rgba(197, 163, 90, 0.35);
        }

        .navbar-toggler {
            display: none;
            background: transparent;
            border: none;
            color: #cfd0d4;
            font-size: 1.4rem;
            padding: 6px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }

        .navbar-toggler:hover {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.1);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: rgba(30, 30, 36, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            padding: 16px 20px;
            flex-direction: column;
            gap: 4px;
            z-index: 1049;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
        }

        .mobile-menu.show {
            display: flex;
        }

        .mobile-menu a {
            color: #cfd0d4;
            font-size: 1rem;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            font-weight: 500;
            display: block;
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--accent);
            background: rgba(197, 163, 90, 0.08);
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            width: 100%;
            min-height: 520px;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(0, 0, 0, 0.55) 0%, rgba(30, 30, 36, 0.78) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 800px;
            padding: 40px 24px;
            color: #fff;
        }

        .hero-sub-nav {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            margin-bottom: 28px;
        }

        .hero-sub-nav a {
            display: inline-block;
            padding: 8px 20px;
            border-radius: 50px;
            background: rgba(255, 255, 255, 0.12);
            color: #e8e8ec;
            font-size: 0.9rem;
            font-weight: 500;
            border: 1px solid rgba(255, 255, 255, 0.2);
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.2px;
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
        }

        .hero-sub-nav a:hover {
            background: rgba(197, 163, 90, 0.25);
            border-color: var(--accent);
            color: var(--accent-light);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
        }

        .hero-content h1 {
            font-size: 2.5rem;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
            color: #fff;
        }

        .hero-content h1 span {
            color: var(--accent-light);
        }

        .hero-content .hero-subtitle {
            font-size: 1.1rem;
            color: #d5d5dc;
            margin-bottom: 32px;
            line-height: 1.6;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-cta-group {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-hero-primary {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 14px 36px;
            border-radius: 50px;
            font-size: 1.05rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            box-shadow: 0 6px 20px rgba(166, 0, 47, 0.4);
            white-space: nowrap;
        }

        .btn-hero-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(166, 0, 47, 0.5);
        }

        .btn-hero-outline {
            background: transparent;
            border: 2px solid var(--accent);
            color: var(--accent-light);
            padding: 14px 36px;
            border-radius: 50px;
            font-size: 1.05rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-hero-outline:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(197, 163, 90, 0.4);
        }

        /* ========== SECTION COMMON ========== */
        .section-block {
            padding: 4rem 0;
        }

        .section-block .container {
            max-width: 1140px;
            padding: 0 20px;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 0.5rem;
            letter-spacing: 0.3px;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            margin-bottom: 2.5rem;
            line-height: 1.6;
        }

        .section-header {
            text-align: center;
            margin-bottom: 2.5rem;
        }

        .section-header .section-title {
            position: relative;
            display: inline-block;
        }

        .section-header .section-title::after {
            content: '';
            display: block;
            width: 50px;
            height: 3px;
            background: var(--accent);
            margin: 10px auto 0;
            border-radius: 2px;
        }

        /* ========== SELLING POINTS ========== */
        .selling-points-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 0;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--surface);
            box-shadow: var(--shadow-sm);
        }

        .selling-point-card {
            padding: 2rem 1.8rem;
            text-align: center;
            position: relative;
            transition: all var(--transition-slow);
            background: var(--surface);
            border-right: 1px solid var(--border-light);
            cursor: default;
        }

        .selling-point-card:last-child {
            border-right: none;
        }

        .selling-point-card:hover {
            background: #fdfaf7;
            box-shadow: inset 0 0 0 2px var(--accent);
            z-index: 2;
            border-radius: 2px;
        }

        .selling-point-card .sp-icon {
            width: 56px;
            height: 56px;
            margin: 0 auto 16px;
            border-radius: 50%;
            background: rgba(166, 0, 47, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--primary);
            transition: all var(--transition);
        }

        .selling-point-card:hover .sp-icon {
            background: var(--primary);
            color: #fff;
            transform: scale(1.08);
            box-shadow: 0 6px 18px rgba(166, 0, 47, 0.25);
        }

        .selling-point-card h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 8px;
            letter-spacing: 0.2px;
        }

        .selling-point-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.5;
        }

        .selling-point-card .sp-benefit {
            display: inline-block;
            margin-top: 10px;
            font-size: 0.8rem;
            color: var(--accent-dark);
            font-weight: 500;
            letter-spacing: 0.3px;
        }

        /* ========== SCENE DEMO ========== */
        .scene-demo-block {
            background: var(--surface);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow);
            display: flex;
            flex-wrap: wrap;
            align-items: stretch;
        }

        .scene-demo-image {
            flex: 0 0 44%;
            min-height: 360px;
            background: url('/assets/images/coverpic/cover-3.webp') center/cover no-repeat;
            position: relative;
        }

        .scene-demo-image .scene-tag {
            position: absolute;
            top: 20px;
            left: 20px;
            background: var(--primary);
            color: #fff;
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.3px;
        }

        .scene-demo-body {
            flex: 1;
            padding: 2.5rem 2rem;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .scene-demo-body h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 12px;
            letter-spacing: 0.2px;
        }

        .scene-demo-body p {
            font-size: 0.95rem;
            color: var(--text);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        .scene-demo-body .highlight-text {
            color: var(--primary);
            font-weight: 500;
        }

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

        .step-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem;
            text-align: center;
            position: relative;
            box-shadow: var(--shadow-xs);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            counter-increment: step;
        }

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

        .step-card .step-number {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            letter-spacing: 0;
        }

        .step-card h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 8px;
        }

        .step-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.5;
        }

        .step-card::before {
            content: '';
            position: absolute;
            top: 32px;
            right: -14px;
            width: 28px;
            height: 2px;
            background: var(--border);
            z-index: 0;
        }

        .step-card:last-child::before {
            display: none;
        }

        /* ========== TUTORIAL CARDS GRID ========== */
        .tutorial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

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

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

        .tutorial-card .card-img-wrap {
            position: relative;
            width: 100%;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--surface-alt);
        }

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

        .tutorial-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }

        .tutorial-card .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: #fff;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 500;
            letter-spacing: 0.2px;
            z-index: 2;
        }

        .tutorial-card .card-body-content {
            padding: 1.2rem 1.3rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .tutorial-card .card-body-content h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 6px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .tutorial-card .card-body-content .card-summary {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

        .tutorial-card .card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
            color: var(--text-light);
            margin-top: auto;
            padding-top: 10px;
            border-top: 1px solid var(--border-light);
        }

        .tutorial-card .card-meta .read-more-link {
            color: var(--accent-dark);
            font-weight: 500;
            font-size: 0.85rem;
            transition: all var(--transition);
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .tutorial-card .card-meta .read-more-link:hover {
            color: var(--primary);
            gap: 8px;
        }

        .tutorial-card .card-meta .read-more-link i {
            font-size: 0.7rem;
            transition: transform var(--transition);
        }

        .tutorial-card .card-meta .read-more-link:hover i {
            transform: translateX(3px);
        }

        /* ========== PAGINATION ========== */
        .pagination-wrap {
            display: flex;
            justify-content: center;
            margin-top: 2.5rem;
        }

        .pagination-wrap .pagination {
            gap: 6px;
        }

        .pagination-wrap .page-link {
            border-radius: 50px !important;
            border: 1px solid var(--border);
            color: var(--text);
            padding: 10px 18px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition);
            background: var(--surface);
            min-width: 42px;
            text-align: center;
        }

        .pagination-wrap .page-link:hover {
            background: var(--surface-alt);
            border-color: var(--accent);
            color: var(--accent-dark);
        }

        .pagination-wrap .page-item.active .page-link {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            box-shadow: 0 4px 12px rgba(166, 0, 47, 0.3);
        }

        .pagination-wrap .page-item.disabled .page-link {
            color: var(--text-light);
            pointer-events: none;
            background: var(--surface-alt);
        }

        /* ========== STATS BAR ========== */
        .stats-bar {
            background: var(--dark);
            border-radius: var(--radius-lg);
            padding: 2rem 2.5rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-around;
            gap: 20px;
            box-shadow: var(--shadow-lg);
        }

        .stat-item {
            text-align: center;
            flex: 1;
            min-width: 120px;
        }

        .stat-item .stat-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--accent-light);
            letter-spacing: 0.5px;
            font-family: var(--font-en);
        }

        .stat-item .stat-label {
            font-size: 0.85rem;
            color: var(--text-light);
            margin-top: 4px;
            letter-spacing: 0.3px;
            font-weight: 400;
        }

        .stat-divider {
            width: 1px;
            background: rgba(255, 255, 255, 0.15);
            flex-shrink: 0;
        }

        /* ========== DEEP CONTENT ========== */
        .deep-content-card {
            background: var(--surface);
            border-radius: var(--radius-xl);
            padding: 2.5rem 2rem;
            box-shadow: var(--shadow);
            border-left: 4px solid var(--accent);
            line-height: 1.9;
        }

        .deep-content-card h3 {
            font-size: 1.4rem;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 16px;
        }

        .deep-content-card p {
            font-size: 0.95rem;
            color: var(--text);
            margin-bottom: 14px;
        }

        /* ========== FAQ ========== */
        .faq-accordion .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius) !important;
            margin-bottom: 10px;
            overflow: hidden;
            box-shadow: var(--shadow-xs);
            transition: all var(--transition);
        }

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

        .faq-accordion .accordion-button {
            font-weight: 600;
            font-size: 1rem;
            color: var(--dark);
            background: #F8F9FA;
            padding: 1rem 1.4rem;
            border-radius: var(--radius) !important;
            transition: all var(--transition);
            letter-spacing: 0.2px;
            box-shadow: none;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: #fdfaf7;
            color: var(--primary);
            border-left: 3px solid var(--primary);
            box-shadow: none;
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(166, 0, 47, 0.12);
            border-color: var(--primary-light);
        }

        .faq-accordion .accordion-body {
            padding: 1.2rem 1.4rem;
            font-size: 0.95rem;
            line-height: 1.8;
            color: var(--text);
            background: #fff;
            border-top: 1px solid var(--border-light);
        }

        /* ========== BOTTOM CTA BAR ========== */
        .bottom-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 1040;
            background: rgba(30, 30, 36, 0.9);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 14px 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
            transition: transform 0.3s ease;
        }

        .bottom-cta-bar .cta-text {
            color: #e0e0e6;
            font-size: 0.95rem;
            font-weight: 500;
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        .bottom-cta-bar .btn-cta-bottom {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 10px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.4px;
            transition: all var(--transition);
            white-space: nowrap;
            box-shadow: 0 4px 16px rgba(166, 0, 47, 0.4);
        }

        .bottom-cta-bar .btn-cta-bottom:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(166, 0, 47, 0.5);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #1E1E24;
            padding: 3rem 0 1.5rem;
            color: #ADB5BD;
            margin-top: 0;
        }

        .site-footer .container {
            max-width: 1140px;
            padding: 0 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .footer-logo {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            display: block;
            margin-bottom: 10px;
            letter-spacing: 0.3px;
        }

        .footer-grid h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

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

        .footer-links li {
            margin-bottom: 6px;
        }

        .footer-links a {
            color: #ADB5BD;
            font-size: 0.9rem;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.2rem;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.8rem;
            color: #6C757D;
            align-items: center;
            justify-content: center;
        }

        .footer-bottom a {
            color: #6C757D;
            font-size: 0.8rem;
            transition: color var(--transition);
        }

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

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1199px) {
            .tutorial-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 18px;
            }
            .selling-points-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .steps-grid {
                grid-template-columns: repeat(4, 1fr);
                gap: 14px;
            }
            .step-card::before {
                right: -10px;
                width: 20px;
            }
        }

        @media (max-width: 991px) {
            .nav-links {
                display: none;
            }
            .navbar-toggler {
                display: flex;
            }
            .tutorial-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
            .selling-points-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .selling-point-card {
                border-right: 1px solid var(--border-light);
                border-bottom: 1px solid var(--border-light);
            }
            .selling-point-card:nth-child(2n) {
                border-right: none;
            }
            .selling-point-card:nth-child(3) {
                border-bottom: none;
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .step-card::before {
                display: none;
            }
            .scene-demo-block {
                flex-direction: column;
            }
            .scene-demo-image {
                flex: 0 0 240px;
                min-height: 240px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
            .hero-content h1 {
                font-size: 2rem;
            }
            .hero-section {
                min-height: 420px;
            }
            .stats-bar {
                flex-direction: column;
                align-items: center;
                gap: 16px;
            }
            .stat-divider {
                width: 60%;
                height: 1px;
            }
        }

        @media (max-width: 767px) {
            .tutorial-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .selling-points-grid {
                grid-template-columns: 1fr;
            }
            .selling-point-card {
                border-right: none;
                border-bottom: 1px solid var(--border-light);
            }
            .selling-point-card:last-child {
                border-bottom: none;
            }
            .steps-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .hero-content h1 {
                font-size: 1.6rem;
            }
            .hero-content .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-section {
                min-height: 380px;
            }
            .hero-sub-nav {
                gap: 6px;
            }
            .hero-sub-nav a {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
            .section-block {
                padding: 2.5rem 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .bottom-cta-bar {
                padding: 10px 16px;
                gap: 10px;
            }
            .bottom-cta-bar .cta-text {
                font-size: 0.85rem;
            }
            .bottom-cta-bar .btn-cta-bottom {
                padding: 8px 20px;
                font-size: 0.85rem;
            }
            .deep-content-card {
                padding: 1.5rem 1.2rem;
            }
            .pagination-wrap .page-link {
                padding: 8px 14px;
                font-size: 0.8rem;
                min-width: 36px;
            }
            .stats-bar {
                padding: 1.5rem;
            }
            .stat-item .stat-number {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 520px) {
            body {
                padding-top: 56px;
                padding-bottom: 70px;
            }
            .site-header {
                height: 56px;
            }
            .mobile-menu {
                top: 56px;
            }
            .nav-logo {
                font-size: 1.15rem;
                gap: 6px;
            }
            .nav-logo img {
                height: 28px;
            }
            .hero-content h1 {
                font-size: 1.35rem;
            }
            .hero-section {
                min-height: 320px;
            }
            .hero-sub-nav a {
                padding: 5px 10px;
                font-size: 0.75rem;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
            .section-title {
                font-size: 1.25rem;
            }
            .scene-demo-body {
                padding: 1.5rem 1rem;
            }
            .scene-demo-body h3 {
                font-size: 1.2rem;
            }
        }