/* roulang page: index */
:root {
            --primary-bg: #0A0E17;
            --secondary-bg: #141B2D;
            --card-bg: #1C2333;
            --accent-gold: #F0B90B;
            --accent-cyan: #0EC9F0;
            --accent-red: #E84142;
            --text-primary: #FFFFFF;
            --text-secondary: #B0B8C5;
            --text-muted: #6B7385;
            --border-color: #2A3344;
            --border-glow: rgba(14, 201, 240, 0.25);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
            --shadow-glow: 0 0 18px rgba(14, 201, 240, 0.3);
            --radius-lg: 1.25rem;
            --radius-md: 0.85rem;
            --radius-sm: 0.5rem;
            --transition: 0.25s ease;
            --font-heading: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
        }

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

        body {
            background: var(--primary-bg);
            color: var(--text-primary);
            font-family: var(--font-heading);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

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

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }

        /* Header & Navigation */
        .site-header {
            background: rgba(12, 16, 26, 0.85);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            position: sticky;
            top: 0;
            z-index: 99;
            padding: 0.75rem 0;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent-gold);
            letter-spacing: -0.3px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            text-decoration: none;
        }

        .logo i {
            color: var(--accent-cyan);
            font-size: 1.8rem;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 2rem;
            list-style: none;
        }

        .main-nav a {
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 1rem;
            padding: 0.4rem 0;
            border-bottom: 2px solid transparent;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--text-primary);
            border-bottom-color: var(--accent-cyan);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .btn {
            display: inline-block;
            font-weight: 600;
            padding: 0.7rem 1.8rem;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            font-size: 0.95rem;
            text-align: center;
        }

        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--accent-cyan);
            color: var(--accent-cyan);
        }

        .btn-outline:hover {
            background: rgba(14, 201, 240, 0.1);
            color: #fff;
            border-color: #fff;
        }

        .btn-gold {
            background: linear-gradient(145deg, #F0B90B, #D4A30A);
            color: #0A0E17;
            font-weight: 700;
            box-shadow: 0 4px 12px rgba(240, 185, 11, 0.35);
        }

        .btn-gold:hover {
            background: linear-gradient(145deg, #F7CC2E, #F0B90B);
            box-shadow: 0 6px 18px rgba(240, 185, 11, 0.55);
            color: #0A0E17;
            transform: translateY(-2px);
        }

        .btn-lg {
            padding: 0.9rem 2.5rem;
            font-size: 1.1rem;
        }

        /* Hero */
        .hero {
            background: url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            position: relative;
            padding: 5rem 0 6rem;
            display: flex;
            align-items: center;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(145deg, rgba(10, 14, 23, 0.85) 10%, rgba(10, 14, 23, 0.55) 100%);
            z-index: 1;
        }

        .hero .container {
            position: relative;
            z-index: 2;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 2.5rem;
            align-items: center;
        }

        .hero-content h1 {
            font-size: 3.2rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 1.2rem;
            background: linear-gradient(135deg, #FFFFFF 20%, #F0B90B 80%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-content p {
            font-size: 1.2rem;
            color: #D1D5DB;
            margin-bottom: 2rem;
            line-height: 1.7;
            max-width: 540px;
        }

        .hero-stats {
            display: flex;
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .hero-stats .stat-item {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(10px);
            border-radius: var(--radius-md);
            padding: 1rem 1.5rem;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        .stat-number {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--accent-gold);
        }

        .hero-visual img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-glow), var(--shadow-card);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        /* Sections */
        .section {
            padding: 5rem 0;
        }

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

        .section-title {
            font-size: 2.4rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: var(--text-primary);
        }

        .section-subtitle {
            color: var(--text-secondary);
            font-size: 1.15rem;
            margin-bottom: 2.5rem;
            max-width: 720px;
        }

        .grid-3 {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
        }

        .card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 1.8rem;
            border: 1px solid var(--border-color);
            transition: all var(--transition);
        }

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

        .icon-box {
            font-size: 2.4rem;
            color: var(--accent-gold);
            margin-bottom: 1.2rem;
        }

        .card h3 {
            font-size: 1.35rem;
            font-weight: 700;
            margin-bottom: 0.6rem;
        }

        .news-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            align-items: start;
        }

        .news-item {
            display: flex;
            gap: 1rem;
            padding: 1rem;
            background: var(--card-bg);
            border-radius: var(--radius-md);
            border-left: 4px solid var(--accent-cyan);
            transition: var(--transition);
        }

        .news-item:hover {
            background: #242B3C;
        }

        .entry-matrix {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.2rem;
            margin-top: 2rem;
        }

        .matrix-card {
            background: var(--card-bg);
            text-align: center;
            padding: 2rem 1rem;
            border-radius: var(--radius-lg);
            border: 1px solid transparent;
            transition: all var(--transition);
        }

        .matrix-card:hover {
            border-color: var(--accent-gold);
            box-shadow: 0 0 15px rgba(240, 185, 11, 0.2);
        }

        .timeline {
            list-style: none;
            border-left: 3px solid var(--accent-cyan);
            padding-left: 2rem;
            margin-top: 2rem;
        }

        .timeline li {
            margin-bottom: 2rem;
            position: relative;
        }

        .timeline li::before {
            content: '';
            position: absolute;
            left: -2.45rem;
            top: 0.2rem;
            width: 14px;
            height: 14px;
            background: var(--accent-gold);
            border-radius: 50%;
            border: 2px solid var(--accent-cyan);
        }

        .faq-item {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            margin-bottom: 1rem;
            padding: 1.2rem 1.5rem;
            border: 1px solid var(--border-color);
        }

        .faq-item h4 {
            font-weight: 700;
            margin-bottom: 0.4rem;
        }

        /* Footer */
        .site-footer {
            background: #0B101C;
            padding: 3rem 0;
            border-top: 1px solid #1F2937;
            color: var(--text-muted);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2.5rem;
        }

        .footer-bottom {
            text-align: center;
            margin-top: 2rem;
            padding-top: 1.5rem;
            border-top: 1px solid #1F2937;
        }

        /* FAB */
        .fab {
            position: fixed;
            left: 1.5rem;
            bottom: 6rem;
            z-index: 50;
            background: rgba(12, 16, 26, 0.75);
            backdrop-filter: blur(12px);
            border-radius: 3rem;
            padding: 0.7rem 1.2rem;
            border: 1.5px solid #0EC9F0;
            box-shadow: 0 0 18px rgba(14, 201, 240, 0.5);
            color: white;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 600;
            transition: all 0.3s;
        }

        .fab:hover {
            background: #0EC9F0;
            color: #0A0E17;
        }

        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
            }
            .entry-matrix {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .news-list {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .entry-matrix {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: article */
:root {
            --primary-bg: #0A0E17;
            --secondary-bg: #141B2D;
            --card-bg: #1C2333;
            --accent-gold: #F0B90B;
            --accent-cyan: #0EC9F0;
            --accent-red: #E84142;
            --text-primary: #FFFFFF;
            --text-secondary: #B0B8C5;
            --text-muted: #6B7385;
            --border-color: #2A3344;
            --border-glow: rgba(14, 201, 240, 0.25);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
            --shadow-glow: 0 0 18px rgba(14, 201, 240, 0.3);
            --radius-lg: 1.25rem;
            --radius-md: 0.85rem;
            --radius-sm: 0.5rem;
            --transition: 0.25s ease;
            --font-heading: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
        }

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

        body {
            background: var(--primary-bg);
            color: var(--text-primary);
            font-family: var(--font-heading);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent-gold);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }

        .site-header {
            background: rgba(12, 16, 26, 0.85);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            position: sticky;
            top: 0;
            z-index: 99;
            padding: 0.75rem 0;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent-gold);
            letter-spacing: -0.3px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            text-decoration: none;
        }
        .logo i {
            color: var(--accent-cyan);
            font-size: 1.8rem;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 2rem;
            list-style: none;
        }
        .main-nav a {
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 1rem;
            padding: 0.4rem 0;
            border-bottom: 2px solid transparent;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--text-primary);
            border-bottom-color: var(--accent-cyan);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        .btn {
            display: inline-block;
            font-weight: 600;
            padding: 0.7rem 1.8rem;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            font-size: 0.95rem;
            text-align: center;
        }
        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--accent-cyan);
            color: var(--accent-cyan);
        }
        .btn-outline:hover {
            background: rgba(14, 201, 240, 0.1);
            color: #fff;
            border-color: #fff;
        }
        .btn-gold {
            background: linear-gradient(145deg, #F0B90B, #D4A30A);
            color: #0A0E17;
            font-weight: 700;
            box-shadow: 0 4px 12px rgba(240, 185, 11, 0.35);
        }
        .btn-gold:hover {
            background: linear-gradient(145deg, #F7CC2E, #F0B90B);
            box-shadow: 0 6px 18px rgba(240, 185, 11, 0.55);
            color: #0A0E17;
            transform: translateY(-2px);
        }
        .btn-lg {
            padding: 0.9rem 2.5rem;
            font-size: 1.1rem;
        }

        .article-section {
            padding: 3rem 0 5rem;
        }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 3rem;
            align-items: start;
        }
        .article-main {
            min-width: 0;
        }
        .article-header {
            margin-bottom: 2rem;
        }
        .article-header h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 1rem;
            background: linear-gradient(135deg, #FFFFFF 20%, #F0B90B 80%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            color: var(--text-muted);
            font-size: 0.95rem;
            padding-bottom: 1.5rem;
            border-bottom: 1px solid var(--border-color);
            flex-wrap: wrap;
        }
        .article-meta i {
            margin-right: 0.4rem;
            color: var(--accent-cyan);
        }
        .article-featured-img {
            border-radius: var(--radius-lg);
            margin-bottom: 2.5rem;
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(255, 255, 255, 0.06);
            overflow: hidden;
        }
        .article-featured-img img {
            width: 100%;
            object-fit: cover;
            max-height: 460px;
        }
        .article-body {
            color: var(--text-secondary);
            font-size: 1.1rem;
            line-height: 1.8;
        }
        .article-body h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 2.5rem 0 1.2rem;
            line-height: 1.3;
        }
        .article-body h3 {
            font-size: 1.4rem;
            font-weight: 600;
            color: var(--accent-gold);
            margin: 2rem 0 1rem;
        }
        .article-body p {
            margin-bottom: 1.4rem;
        }
        .article-body ul,
        .article-body ol {
            margin: 1.2rem 0 1.8rem 1.8rem;
        }
        .article-body li {
            margin-bottom: 0.6rem;
        }
        .article-body blockquote {
            background: var(--secondary-bg);
            border-left: 4px solid var(--accent-cyan);
            padding: 1.2rem 1.8rem;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin: 2rem 0;
            font-style: italic;
            color: #E2E8F0;
            box-shadow: var(--shadow-card);
        }
        .article-body strong {
            color: var(--text-primary);
            font-weight: 700;
        }
        .article-body img {
            border-radius: var(--radius-md);
            margin: 1.8rem 0;
        }

        .sidebar {
            position: sticky;
            top: 100px;
        }
        .sidebar-widget {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 1.6rem;
            margin-bottom: 2rem;
            border: 1px solid var(--border-color);
        }
        .sidebar-widget h4 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 1.2rem;
            padding-bottom: 0.7rem;
            border-bottom: 2px solid rgba(255, 255, 255, 0.08);
        }
        .sidebar-cta {
            background: linear-gradient(135deg, #1C2333, #141B2D);
            text-align: center;
            box-shadow: var(--shadow-glow);
        }
        .sidebar-cta .btn-gold {
            width: 100%;
            margin-top: 1rem;
        }
        .related-links li {
            margin-bottom: 0.8rem;
            list-style: none;
        }
        .related-links a {
            color: var(--text-secondary);
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            transition: color var(--transition);
        }
        .related-links a:hover {
            color: var(--accent-cyan);
        }

        .not-found-state {
            text-align: center;
            padding: 4rem 2rem;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
        }
        .not-found-state i {
            font-size: 4rem;
            color: var(--accent-red);
            margin-bottom: 1.5rem;
        }
        .not-found-state h2 {
            font-size: 2rem;
            margin-bottom: 0.8rem;
        }
        .not-found-state p {
            color: var(--text-muted);
            margin-bottom: 1.8rem;
        }

        .site-footer {
            background: var(--secondary-bg);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 2.5rem 0;
            color: var(--text-muted);
            font-size: 0.95rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-grid strong {
            color: var(--text-primary);
        }
        .footer-bottom {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid var(--border-color);
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        @media screen and (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
            .main-nav {
                gap: 1.2rem;
            }
        }
        @media screen and (max-width: 768px) {
            .header-inner {
                flex-direction: column;
                gap: 1rem;
            }
            .main-nav {
                flex-wrap: wrap;
                justify-content: center;
                gap: 0.8rem 1.5rem;
            }
            .header-actions {
                width: 100%;
                justify-content: center;
            }
            .article-header h1 {
                font-size: 2rem;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                text-align: center;
            }
        }
        @media screen and (max-width: 520px) {
            .btn {
                padding: 0.6rem 1.2rem;
                font-size: 0.85rem;
            }
            .btn-lg {
                padding: 0.8rem 1.8rem;
                font-size: 1rem;
            }
            .article-header h1 {
                font-size: 1.7rem;
            }
            .article-body {
                font-size: 1rem;
            }
        }

/* roulang page: category1 */
:root {
            --primary-bg: #0A0E17;
            --secondary-bg: #141B2D;
            --card-bg: #1C2333;
            --accent-gold: #F0B90B;
            --accent-cyan: #0EC9F0;
            --accent-red: #E84142;
            --text-primary: #FFFFFF;
            --text-secondary: #B0B8C5;
            --text-muted: #6B7385;
            --border-color: #2A3344;
            --border-glow: rgba(14, 201, 240, 0.25);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
            --shadow-glow: 0 0 18px rgba(14, 201, 240, 0.3);
            --radius-lg: 1.25rem;
            --radius-md: 0.85rem;
            --radius-sm: 0.5rem;
            --transition: 0.25s ease;
            --font-heading: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
        }
        * {
            box-sizing: border-box;
        }
        body {
            background: var(--primary-bg);
            color: var(--text-primary);
            font-family: var(--font-heading);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
            margin: 0;
        }
        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent-gold);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }

        /* Header & Navigation (from shared blocks) */
        .site-header {
            background: rgba(12, 16, 26, 0.85);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            position: sticky;
            top: 0;
            z-index: 99;
            padding: 0.75rem 0;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent-gold);
            letter-spacing: -0.3px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            text-decoration: none;
        }
        .logo i {
            color: var(--accent-cyan);
            font-size: 1.8rem;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 2rem;
            list-style: none;
            margin: 0;
        }
        .main-nav a {
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 1rem;
            padding: 0.4rem 0;
            border-bottom: 2px solid transparent;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--text-primary);
            border-bottom-color: var(--accent-cyan);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        .btn {
            display: inline-block;
            font-weight: 600;
            padding: 0.7rem 1.8rem;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            font-size: 0.95rem;
            text-align: center;
            text-decoration: none;
        }
        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--accent-cyan);
            color: var(--accent-cyan);
        }
        .btn-outline:hover {
            background: rgba(14, 201, 240, 0.1);
            color: #fff;
            border-color: #fff;
        }
        .btn-gold {
            background: linear-gradient(145deg, #F0B90B, #D4A30A);
            color: #0A0E17;
            font-weight: 700;
            box-shadow: 0 4px 12px rgba(240, 185, 11, 0.35);
        }
        .btn-gold:hover {
            background: linear-gradient(145deg, #F7CC2E, #F0B90B);
            box-shadow: 0 6px 18px rgba(240, 185, 11, 0.55);
            color: #0A0E17;
            transform: translateY(-2px);
        }
        .btn-lg {
            padding: 0.9rem 2.5rem;
            font-size: 1.1rem;
        }

        /* Section base */
        .section {
            padding: 5rem 0;
        }
        .section-dark {
            background: var(--secondary-bg);
        }
        .section-title {
            font-size: 2.4rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: var(--text-primary);
        }
        .section-subtitle {
            font-size: 1.1rem;
            color: var(--text-secondary);
            margin-bottom: 2.5rem;
            max-width: 700px;
        }
        .text-gold {
            color: var(--accent-gold);
        }
        .text-cyan {
            color: var(--accent-cyan);
        }

        /* Category Hero */
        .cat-hero {
            background: url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
            padding: 4.5rem 0 5rem;
            position: relative;
        }
        .cat-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10,14,23,0.82) 0%, rgba(10,14,23,0.65) 100%);
            z-index: 1;
        }
        .cat-hero .container {
            position: relative;
            z-index: 2;
        }
        .cat-hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            align-items: center;
        }
        .cat-hero-content h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            color: #fff;
            margin-bottom: 1.2rem;
        }
        .cat-hero-content h1 span {
            background: linear-gradient(135deg, #F0B90B, #FFD700);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .cat-hero-content p {
            font-size: 1.15rem;
            color: #D1D5DB;
            margin-bottom: 2rem;
            max-width: 520px;
        }
        .hero-badge-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            margin-bottom: 2rem;
        }
        .hero-badge {
            background: rgba(14, 201, 240, 0.12);
            border: 1px solid rgba(14, 201, 240, 0.25);
            border-radius: 999px;
            padding: 0.5rem 1.2rem;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--accent-cyan);
        }
        .cat-hero-visual img {
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255,255,255,0.15);
            box-shadow: var(--shadow-glow), var(--shadow-card);
        }

        /* Feature Cards */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.8rem;
        }
        .feature-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem;
            border: 1px solid var(--border-color);
            transition: all var(--transition);
        }
        .feature-card:hover {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 16px rgba(14, 201, 240, 0.2);
            transform: translateY(-4px);
        }
        .feature-card .feature-icon {
            font-size: 2.4rem;
            color: var(--accent-cyan);
            margin-bottom: 1rem;
        }
        .feature-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 0.6rem;
        }
        .feature-card p {
            color: var(--text-secondary);
            font-size: 0.95rem;
        }

        /* Table / Stats block */
        .stats-showcase {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            align-items: start;
        }
        .stats-table-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 2rem;
            border: 1px solid var(--border-color);
        }
        .stats-table-card table {
            width: 100%;
            border-collapse: collapse;
            color: var(--text-secondary);
        }
        .stats-table-card th {
            text-align: left;
            color: var(--accent-cyan);
            font-weight: 600;
            padding: 0.6rem 0.5rem;
            border-bottom: 1px solid var(--border-color);
        }
        .stats-table-card td {
            padding: 0.65rem 0.5rem;
            border-bottom: 1px solid rgba(255,255,255,0.05);
        }
        .highlight-bet {
            display: inline-block;
            background: var(--accent-cyan);
            color: #0A0E17;
            font-weight: 700;
            padding: 0.25rem 0.8rem;
            border-radius: 999px;
            font-size: 0.85rem;
        }
        .stats-info-text {
            color: var(--text-secondary);
            font-size: 1.05rem;
            line-height: 1.7;
        }

        /* Testimonials / Social proof */
        .testi-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.8rem;
        }
        .testi-card {
            background: rgba(20, 27, 45, 0.7);
            backdrop-filter: blur(8px);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 1.8rem;
        }
        .testi-card .user-info {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-bottom: 1rem;
        }
        .testi-card .user-avatar {
            width: 48px;
            height: 48px;
            background: var(--accent-cyan);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: #0A0E17;
        }
        .testi-card p {
            color: #cfd8e3;
            font-style: italic;
        }

        /* CTA Banner */
        .cta-banner {
            background: linear-gradient(135deg, #141B2D 0%, #1C2333 100%);
            border: 1px solid var(--border-glow);
            border-radius: var(--radius-lg);
            padding: 3rem 2.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1.5rem;
        }
        .cta-banner h2 {
            font-size: 2rem;
            margin-bottom: 0.3rem;
        }

        /* FAQ */
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 1.5rem 1.8rem;
            margin-bottom: 1.2rem;
            border: 1px solid var(--border-color);
        }
        .faq-item h4 {
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--accent-cyan);
        }
        .faq-item p {
            color: var(--text-secondary);
            margin: 0;
        }

        /* Footer from shared */
        .site-footer {
            background: #090C14;
            padding: 2.5rem 0 1.5rem;
            border-top: 1px solid var(--border-color);
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .footer-grid {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-bottom {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255,255,255,0.06);
        }

        /* FAB (Cyber Option 2) */
        .fab-float {
            position: fixed;
            left: 1.5rem;
            bottom: 5rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            background: rgba(0,0,0,0.6);
            backdrop-filter: blur(10px);
            border-radius: 50px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 2px solid transparent;
            background-image: linear-gradient(#0A0E17, #0A0E17), linear-gradient(135deg, #0EC9F0, #F0B90B);
            background-origin: border-box;
            background-clip: content-box, border-box;
            box-shadow: 0 0 15px rgba(14,201,240,0.5);
            transition: all 0.25s;
            cursor: pointer;
        }
        .fab-float:hover {
            box-shadow: 0 0 25px rgba(14,201,240,0.8);
            transform: scale(1.08);
        }
        .fab-float i {
            color: #0EC9F0;
            font-size: 1.4rem;
        }

        @media (max-width: 1024px) {
            .cat-hero-grid, .stats-showcase, .feature-grid, .testi-grid {
                grid-template-columns: 1fr;
            }
            .main-nav {
                gap: 1rem;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .section-title {
                font-size: 1.9rem;
            }
            .cta-banner {
                flex-direction: column;
                text-align: center;
            }
            .header-inner {
                flex-wrap: wrap;
            }
        }

/* roulang page: category2 */
:root {
            --primary-bg: #0A0E17;
            --secondary-bg: #141B2D;
            --card-bg: #1C2333;
            --accent-gold: #F0B90B;
            --accent-cyan: #0EC9F0;
            --accent-red: #E84142;
            --text-primary: #FFFFFF;
            --text-secondary: #B0B8C5;
            --text-muted: #6B7385;
            --border-color: #2A3344;
            --border-glow: rgba(14, 201, 240, 0.25);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
            --shadow-glow: 0 0 18px rgba(14, 201, 240, 0.3);
            --radius-lg: 1.25rem;
            --radius-md: 0.85rem;
            --radius-sm: 0.5rem;
            --transition: 0.25s ease;
            --font-heading: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
        }

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

        body {
            background: var(--primary-bg);
            color: var(--text-primary);
            font-family: var(--font-heading);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
            font-size: 16px;
        }

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

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

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }

        .site-header {
            background: rgba(12, 16, 26, 0.85);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            position: sticky;
            top: 0;
            z-index: 99;
            padding: 0.75rem 0;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent-gold);
            letter-spacing: -0.3px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            text-decoration: none;
        }

        .logo i {
            color: var(--accent-cyan);
            font-size: 1.8rem;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 2rem;
            list-style: none;
        }

        .main-nav a {
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 1rem;
            padding: 0.4rem 0;
            border-bottom: 2px solid transparent;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--text-primary);
            border-bottom-color: var(--accent-cyan);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .btn {
            display: inline-block;
            font-weight: 600;
            padding: 0.7rem 1.8rem;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            font-size: 0.95rem;
            text-align: center;
        }

        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--accent-cyan);
            color: var(--accent-cyan);
        }

        .btn-outline:hover {
            background: rgba(14, 201, 240, 0.1);
            color: #fff;
            border-color: #fff;
        }

        .btn-gold {
            background: linear-gradient(145deg, #F0B90B, #D4A30A);
            color: #0A0E17;
            font-weight: 700;
            box-shadow: 0 4px 12px rgba(240, 185, 11, 0.35);
        }

        .btn-gold:hover {
            background: linear-gradient(145deg, #F7CC2E, #F0B90B);
            box-shadow: 0 6px 18px rgba(240, 185, 11, 0.55);
            color: #0A0E17;
            transform: translateY(-2px);
        }

        .btn-lg {
            padding: 0.9rem 2.5rem;
            font-size: 1.1rem;
        }

        .btn-cyan {
            background: linear-gradient(135deg, #0EC9F0, #0A9FC4);
            color: #FFFFFF;
            font-weight: 700;
            box-shadow: 0 4px 16px rgba(14, 201, 240, 0.45);
        }

        .btn-cyan:hover {
            background: linear-gradient(135deg, #28D4F7, #0EC9F0);
            box-shadow: 0 6px 24px rgba(14, 201, 240, 0.65);
            transform: translateY(-2px);
            color: #FFFFFF;
        }

        .section {
            padding: 5rem 0;
        }

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

        .section-title {
            font-size: 2.4rem;
            font-weight: 800;
            margin-bottom: 1rem;
            letter-spacing: -0.5px;
        }

        .section-subtitle {
            font-size: 1.15rem;
            color: var(--text-secondary);
            margin-bottom: 3rem;
            max-width: 720px;
        }

        .hero-promo {
            background: url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
            position: relative;
            padding: 5rem 0 6rem;
            display: flex;
            align-items: center;
        }

        .hero-promo::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(145deg, rgba(10, 14, 23, 0.88) 10%, rgba(10, 14, 23, 0.6) 100%);
            z-index: 1;
        }

        .hero-promo .container {
            position: relative;
            z-index: 2;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 2.5rem;
            align-items: center;
        }

        .hero-content h1 {
            font-size: 3.2rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 1.2rem;
            background: linear-gradient(135deg, #FFFFFF 20%, #F0B90B 80%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-content p {
            font-size: 1.2rem;
            color: #D1D5DB;
            margin-bottom: 2rem;
            line-height: 1.7;
            max-width: 540px;
        }

        .hero-stats {
            display: flex;
            gap: 2rem;
            margin-bottom: 2rem;
            flex-wrap: wrap;
        }

        .stat-item {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(10px);
            border-radius: var(--radius-md);
            padding: 1.2rem 1.5rem;
            border: 1px solid rgba(255, 255, 255, 0.08);
            flex: 1;
            min-width: 140px;
        }

        .stat-item .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-gold);
            display: block;
        }

        .stat-item .stat-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
        }

        .hero-visual img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-glow), var(--shadow-card);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .promo-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
            gap: 2rem;
            margin-top: 2rem;
        }

        .promo-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 2rem;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .promo-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--accent-gold), var(--accent-cyan));
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.35s ease;
        }

        .promo-card:hover::before {
            transform: scaleX(1);
        }

        .promo-card:hover {
            border-color: var(--accent-cyan);
            box-shadow: var(--shadow-glow);
            transform: translateY(-6px);
        }

        .promo-card .card-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-sm);
            background: rgba(14, 201, 240, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: var(--accent-cyan);
            margin-bottom: 1.2rem;
        }

        .promo-card .card-badge {
            position: absolute;
            top: 1.2rem;
            right: 1.2rem;
            background: var(--accent-red);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .promo-card h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
        }

        .promo-card p {
            color: var(--text-secondary);
            font-size: 0.98rem;
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }

        .promo-card .promo-value {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 0.5rem;
        }

        .steps-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 1.5rem;
            margin-top: 2.5rem;
        }

        .step-item {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
        }

        .step-number {
            width: 44px;
            height: 44px;
            min-width: 44px;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-cyan));
            color: #0A0E17;
            font-weight: 800;
            font-size: 1.2rem;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .step-content h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 0.3rem;
        }

        .step-content p {
            color: var(--text-secondary);
            font-size: 0.92rem;
            margin: 0;
        }

        .banking-badges {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            margin-top: 2rem;
        }

        .banking-badge {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 0.6rem 1.2rem;
            font-size: 0.85rem;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .faq-list {
            max-width: 800px;
            margin: 2rem auto 0;
        }

        .faq-item {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            margin-bottom: 1rem;
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-question {
            padding: 1.2rem 1.5rem;
            font-weight: 700;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: color var(--transition);
            font-size: 1.05rem;
        }

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

        .faq-question i {
            transition: transform var(--transition);
            color: var(--accent-cyan);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .faq-answer p {
            padding: 0 1.5rem 1.2rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 250px;
        }

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

        .cta-banner {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 3rem 2.5rem;
            text-align: left;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 2rem;
        }

        .cta-banner h3 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 0.5rem;
        }

        .cta-banner p {
            color: var(--text-secondary);
            font-size: 1.05rem;
            margin: 0;
        }

        .site-footer {
            background: #080C14;
            padding: 2.5rem 0;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            margin-top: 2rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            margin-bottom: 1.5rem;
            font-size: 0.92rem;
            color: var(--text-secondary);
        }

        .footer-bottom {
            text-align: center;
            font-size: 0.85rem;
            color: var(--text-muted);
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            padding-top: 1.5rem;
        }

        .fab-left {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 50;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: rgba(9, 11, 19, 0.85);
            backdrop-filter: blur(10px);
            border: 2px solid transparent;
            background-clip: padding-box;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent-cyan);
            cursor: pointer;
            transition: all var(--transition);
            box-shadow: 0 0 16px rgba(14, 201, 240, 0.35);
            animation: fabFloat 3s ease-in-out infinite;
        }

        .fab-left::before {
            content: '';
            position: absolute;
            top: -3px;
            left: -3px;
            right: -3px;
            bottom: -3px;
            border-radius: 50%;
            background: linear-gradient(135deg, #0EC9F0, #F0B90B);
            z-index: -1;
            opacity: 0.6;
        }

        @keyframes fabFloat {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-8px);
            }
        }

        .fab-left:hover {
            transform: scale(1.12);
            box-shadow: 0 0 24px rgba(14, 201, 240, 0.6);
            color: #fff;
        }

        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .hero-content h1 {
                font-size: 2.5rem;
            }
            .main-nav {
                gap: 1.2rem;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.8rem;
            }
            .main-nav {
                flex-wrap: wrap;
                gap: 0.6rem 1rem;
            }
            .header-actions {
                width: 100%;
                justify-content: flex-start;
            }
            .hero-content h1 {
                font-size: 2rem;
            }
            .hero-stats {
                flex-direction: column;
                gap: 1rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .promo-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .steps-list {
                grid-template-columns: 1fr;
            }
            .cta-banner {
                flex-direction: column;
                text-align: center;
            }
            .btn {
                padding: 0.6rem 1.3rem;
                font-size: 0.9rem;
            }
            .site-header .header-actions .btn-outline,
            .site-header .header-actions .btn-gold {
                display: inline-block;
                font-size: 0.82rem;
                padding: 0.5rem 1rem;
            }
            .fab-left {
                left: 0.6rem;
                bottom: 5rem;
                width: 44px;
                height: 44px;
                font-size: 1.3rem;
            }
        }

        @media (max-width: 520px) {
            .logo {
                font-size: 1.2rem;
            }
            .btn-lg {
                padding: 0.7rem 1.8rem;
                font-size: 0.95rem;
            }
            .stat-item .stat-number {
                font-size: 1.5rem;
            }
            .promo-card .promo-value {
                font-size: 2rem;
            }
        }

/* roulang page: category3 */
:root {
            --primary-bg: #0A0E17;
            --secondary-bg: #141B2D;
            --card-bg: #1C2333;
            --accent-gold: #F0B90B;
            --accent-cyan: #0EC9F0;
            --accent-red: #E84142;
            --text-primary: #FFFFFF;
            --text-secondary: #B0B8C5;
            --text-muted: #6B7385;
            --border-color: #2A3344;
            --border-glow: rgba(14, 201, 240, 0.25);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
            --shadow-glow: 0 0 18px rgba(14, 201, 240, 0.3);
            --radius-lg: 1.25rem;
            --radius-md: 0.85rem;
            --radius-sm: 0.5rem;
            --transition: 0.25s ease;
            --font-heading: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
        }
        
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        
        body {
            background: var(--primary-bg);
            color: var(--text-primary);
            font-family: var(--font-heading);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        
        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent-gold);
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }
        
        /* Header */
        .site-header {
            background: rgba(12, 16, 26, 0.85);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            position: sticky;
            top: 0;
            z-index: 99;
            padding: 0.75rem 0;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent-gold);
            letter-spacing: -0.3px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            text-decoration: none;
        }
        .logo i {
            color: var(--accent-cyan);
            font-size: 1.8rem;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 2rem;
            list-style: none;
        }
        .main-nav a {
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 1rem;
            padding: 0.4rem 0;
            border-bottom: 2px solid transparent;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--text-primary);
            border-bottom-color: var(--accent-cyan);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        .btn {
            display: inline-block;
            font-weight: 600;
            padding: 0.7rem 1.8rem;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            font-size: 0.95rem;
            text-align: center;
        }
        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--accent-cyan);
            color: var(--accent-cyan);
        }
        .btn-outline:hover {
            background: rgba(14, 201, 240, 0.1);
            color: #fff;
            border-color: #fff;
        }
        .btn-gold {
            background: linear-gradient(145deg, #F0B90B, #D4A30A);
            color: #0A0E17;
            font-weight: 700;
            box-shadow: 0 4px 12px rgba(240, 185, 11, 0.35);
        }
        .btn-gold:hover {
            background: linear-gradient(145deg, #F7CC2E, #F0B90B);
            box-shadow: 0 6px 18px rgba(240, 185, 11, 0.55);
            color: #0A0E17;
            transform: translateY(-2px);
        }
        .btn-lg {
            padding: 0.9rem 2.5rem;
            font-size: 1.1rem;
        }
        .btn-red {
            background: linear-gradient(145deg, #E84142, #C62828);
            color: #fff;
            font-weight: 700;
            box-shadow: 0 4px 12px rgba(232, 65, 66, 0.35);
        }
        .btn-red:hover {
            background: linear-gradient(145deg, #F05050, #E84142);
            box-shadow: 0 6px 18px rgba(232, 65, 66, 0.55);
            color: #fff;
            transform: translateY(-2px);
        }
        
        /* Category Page Hero */
        .cat-hero {
            background: url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
            position: relative;
            padding: 4rem 0;
            display: flex;
            align-items: center;
        }
        .cat-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(145deg, rgba(10, 14, 23, 0.9) 10%, rgba(10, 14, 23, 0.65) 100%);
            z-index: 1;
        }
        .cat-hero .container {
            position: relative;
            z-index: 2;
        }
        .cat-hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem;
            align-items: center;
        }
        .cat-hero-content h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 1rem;
            background: linear-gradient(135deg, #FFFFFF 20%, #F0B90B 80%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .cat-hero-content p {
            font-size: 1.15rem;
            color: #D1D5DB;
            margin-bottom: 1.8rem;
            line-height: 1.7;
        }
        .cat-hero-visual img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-glow), var(--shadow-card);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        /* Sections */
        .section {
            padding: 5rem 0;
        }
        .section-dark {
            background: var(--secondary-bg);
        }
        .section-title {
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
            color: var(--text-primary);
            text-align: left;
        }
        .section-subtitle {
            font-size: 1.1rem;
            color: var(--text-secondary);
            margin-bottom: 3rem;
            text-align: left;
            max-width: 700px;
        }
        
        /* Promo Cards */
        .promo-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
            gap: 2rem;
            margin-top: 2rem;
        }
        .promo-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-color);
            transition: all var(--transition);
            position: relative;
        }
        .promo-card:hover {
            box-shadow: var(--shadow-glow);
            transform: translateY(-6px);
            border-color: var(--accent-cyan);
        }
        .promo-card-header {
            padding: 1.8rem 1.5rem 1rem;
            position: relative;
        }
        .promo-badge {
            position: absolute;
            top: 1rem;
            right: 1rem;
            background: var(--accent-red);
            color: #fff;
            font-weight: 700;
            font-size: 0.8rem;
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            text-transform: uppercase;
        }
        .promo-card-icon {
            font-size: 2.8rem;
            color: var(--accent-gold);
            margin-bottom: 0.8rem;
        }
        .promo-card h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.5rem;
        }
        .promo-card-body {
            padding: 0 1.5rem 1.8rem;
        }
        .promo-card-body p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.6;
            margin-bottom: 1.2rem;
        }
        .promo-detail {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            color: var(--accent-cyan);
            font-weight: 600;
            font-size: 0.95rem;
        }
        .promo-detail i {
            font-size: 0.9rem;
        }
        
        /* Steps Section */
        .steps-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-top: 2rem;
        }
        .step-item {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 2rem 1.5rem;
            border: 1px solid var(--border-color);
            position: relative;
            transition: all var(--transition);
        }
        .step-item:hover {
            border-color: var(--accent-cyan);
            box-shadow: var(--shadow-card);
        }
        .step-num {
            font-size: 3rem;
            font-weight: 800;
            color: rgba(240, 185, 11, 0.15);
            position: absolute;
            top: 0.5rem;
            right: 1rem;
            line-height: 1;
        }
        .step-item h4 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.6rem;
        }
        .step-item p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.6;
        }
        
        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 1.5rem 1.8rem;
            margin-bottom: 1rem;
            border: 1px solid var(--border-color);
            cursor: pointer;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--accent-cyan);
        }
        .faq-item h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .faq-item p {
            color: var(--text-secondary);
            margin-top: 0.8rem;
            font-size: 0.95rem;
            line-height: 1.6;
        }
        
        /* CTA Banner */
        .cta-banner {
            background: linear-gradient(135deg, #F0B90B, #D4A30A);
            border-radius: var(--radius-lg);
            padding: 3rem 2.5rem;
            text-align: center;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 2rem;
            flex-wrap: wrap;
        }
        .cta-banner h3 {
            font-size: 1.8rem;
            font-weight: 800;
            color: #0A0E17;
            margin-bottom: 0.3rem;
        }
        .cta-banner p {
            color: #1C2333;
            font-size: 1rem;
        }
        
        /* Footer */
        .site-footer {
            background: #080B13;
            border-top: 1px solid var(--border-color);
            padding: 2.5rem 0;
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            margin-bottom: 1.5rem;
        }
        .footer-grid strong {
            color: var(--text-primary);
            font-size: 1.05rem;
        }
        .footer-grid small {
            color: var(--text-muted);
        }
        .footer-bottom {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        
        /* FAB */
        .fab-left {
            position: fixed;
            left: 1.5rem;
            bottom: 6rem;
            z-index: 50;
            background: rgba(10, 14, 23, 0.8);
            backdrop-filter: blur(12px);
            width: 52px;
            height: 52px;
            border-radius: 50px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 2px solid transparent;
            background-image: linear-gradient(rgba(10, 14, 23, 0.8), rgba(10, 14, 23, 0.8)), linear-gradient(135deg, #0EC9F0, #00F0FF);
            background-origin: border-box;
            background-clip: padding-box, border-box;
            box-shadow: 0 0 16px rgba(0, 240, 255, 0.45);
            transition: all var(--transition);
            color: var(--accent-cyan);
            font-size: 1.5rem;
            cursor: pointer;
        }
        .fab-left:hover {
            box-shadow: 0 0 26px rgba(0, 240, 255, 0.7);
            transform: scale(1.08);
            color: #fff;
        }
        .fab-badge {
            position: absolute;
            top: -4px;
            right: -4px;
            background: var(--accent-red);
            color: #fff;
            font-size: 0.6rem;
            font-weight: 700;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        /* Responsive */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 1.2rem;
            }
            .main-nav a {
                font-size: 0.9rem;
            }
            .cat-hero-grid {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .cat-hero-visual {
                display: none;
            }
            .cat-hero-content h1 {
                font-size: 2.4rem;
            }
        }
        
        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .header-actions .btn-outline {
                display: none;
            }
            .header-inner {
                flex-wrap: nowrap;
            }
            .cat-hero {
                padding: 3rem 0;
            }
            .cat-hero-content h1 {
                font-size: 2rem;
            }
            .promo-grid,
            .steps-list {
                grid-template-columns: 1fr;
            }
            .cta-banner {
                flex-direction: column;
                text-align: center;
                padding: 2rem 1.5rem;
            }
            .section {
                padding: 3rem 0;
            }
            .section-title {
                font-size: 1.8rem;
            }
        }
        
        @media (max-width: 520px) {
            .header-actions .btn {
                padding: 0.5rem 1.2rem;
                font-size: 0.85rem;
            }
            .logo {
                font-size: 1.2rem;
            }
            .cat-hero-content h1 {
                font-size: 1.6rem;
            }
            .btn-lg {
                padding: 0.7rem 1.8rem;
                font-size: 1rem;
            }
        }

/* roulang page: category4 */
:root {
            --primary-bg: #0A0E17;
            --secondary-bg: #141B2D;
            --card-bg: #1C2333;
            --accent-gold: #F0B90B;
            --accent-cyan: #0EC9F0;
            --accent-red: #E84142;
            --accent-lime: #32CD32;
            --text-primary: #FFFFFF;
            --text-secondary: #B0B8C5;
            --text-muted: #6B7385;
            --border-color: #2A3344;
            --border-glow: rgba(14, 201, 240, 0.25);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
            --shadow-glow: 0 0 18px rgba(14, 201, 240, 0.3);
            --shadow-gold: 0 6px 24px rgba(240, 185, 11, 0.25);
            --radius-lg: 1.25rem;
            --radius-md: 0.85rem;
            --radius-sm: 0.5rem;
            --transition: 0.25s ease;
            --font-heading: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
        }

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

        body {
            background: var(--primary-bg);
            color: var(--text-primary);
            font-family: var(--font-heading);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

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

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

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }

        /* Header */
        .site-header {
            background: rgba(12, 16, 26, 0.85);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            position: sticky;
            top: 0;
            z-index: 99;
            padding: 0.75rem 0;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent-gold);
            letter-spacing: -0.3px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            text-decoration: none;
        }

        .logo i {
            color: var(--accent-cyan);
            font-size: 1.8rem;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 1.8rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav a {
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.4rem 0;
            border-bottom: 2px solid transparent;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--text-primary);
            border-bottom-color: var(--accent-cyan);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }

        .btn {
            display: inline-block;
            font-weight: 600;
            padding: 0.65rem 1.6rem;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            font-size: 0.9rem;
            text-align: center;
        }

        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--accent-cyan);
            color: var(--accent-cyan);
            padding: 0.55rem 1.4rem;
        }

        .btn-outline:hover {
            background: rgba(14, 201, 240, 0.12);
            color: #fff;
            border-color: #fff;
        }

        .btn-gold {
            background: linear-gradient(145deg, #F0B90B, #D4A30A);
            color: #0A0E17;
            font-weight: 700;
            box-shadow: 0 4px 12px rgba(240, 185, 11, 0.35);
        }

        .btn-gold:hover {
            background: linear-gradient(145deg, #F7CC2E, #F0B90B);
            box-shadow: 0 6px 18px rgba(240, 185, 11, 0.55);
            color: #0A0E17;
            transform: translateY(-2px);
        }

        .btn-lg {
            padding: 0.85rem 2.4rem;
            font-size: 1.05rem;
        }

        .btn-cyan {
            background: linear-gradient(145deg, #0EC9F0, #0AA5C7);
            color: #fff;
            font-weight: 700;
            box-shadow: 0 4px 16px rgba(14, 201, 240, 0.35);
        }

        .btn-cyan:hover {
            box-shadow: 0 6px 22px rgba(14, 201, 240, 0.55);
            transform: translateY(-2px);
            color: #fff;
        }

        /* Page Banner */
        .page-banner {
            background: url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
            position: relative;
            padding: 3.5rem 0;
            display: flex;
            align-items: center;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(145deg, rgba(10, 14, 23, 0.88) 0%, rgba(10, 14, 23, 0.5) 100%);
            z-index: 1;
        }

        .page-banner .container {
            position: relative;
            z-index: 2;
        }

        .page-banner h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 0.8rem;
            background: linear-gradient(135deg, #FFFFFF 20%, #F0B90B 80%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .page-banner .subtitle {
            font-size: 1.2rem;
            color: #D1D5DB;
            line-height: 1.7;
            max-width: 650px;
        }

        /* Section */
        .section {
            padding: 4.5rem 0;
        }

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

        .section-title {
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 1rem;
            line-height: 1.3;
        }

        .section-title span {
            background: linear-gradient(135deg, #0EC9F0, #F0B90B);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .section-desc {
            color: var(--text-secondary);
            font-size: 1.05rem;
            line-height: 1.7;
            margin-bottom: 2.5rem;
            max-width: 750px;
        }

        /* Promo Hero */
        .promo-hero-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 2.5rem;
            align-items: center;
        }

        .promo-intro h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 1.2rem;
        }

        .promo-intro p {
            color: var(--text-secondary);
            font-size: 1.05rem;
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }

        .promo-code-box {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 1.8rem;
            text-align: center;
            box-shadow: var(--shadow-card);
        }

        .promo-code-box .code-label {
            color: var(--text-muted);
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .promo-code-box .code-text {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: 2px;
            margin: 0.6rem 0;
            text-shadow: 0 0 12px rgba(240, 185, 11, 0.3);
        }

        .promo-code-box .btn {
            margin-top: 1rem;
        }

        /* Deal Cards */
        .deal-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
            margin-top: 1rem;
        }

        .deal-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 2rem 1.8rem;
            transition: all var(--transition);
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }

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

        .deal-card.hot::before {
            content: 'HOT';
            position: absolute;
            top: 14px;
            right: -28px;
            background: var(--accent-red);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 0.25rem 2.5rem;
            transform: rotate(45deg);
            letter-spacing: 0.5px;
        }

        .deal-card .deal-icon {
            font-size: 2.4rem;
            color: var(--accent-gold);
            margin-bottom: 1rem;
        }

        .deal-card h3 {
            font-size: 1.35rem;
            font-weight: 700;
            margin-bottom: 0.6rem;
        }

        .deal-card .deal-value {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent-cyan);
            margin-bottom: 0.5rem;
        }

        .deal-card p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        /* Feature List */
        .feature-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: grid;
            gap: 1.2rem;
        }

        .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            background: var(--card-bg);
            padding: 1.2rem 1.5rem;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            transition: all var(--transition);
        }

        .feature-list li:hover {
            border-color: var(--accent-cyan);
            background: rgba(14, 201, 240, 0.04);
        }

        .feature-list li i {
            color: var(--accent-lime);
            font-size: 1.3rem;
            margin-top: 2px;
            flex-shrink: 0;
        }

        .feature-list li span {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        .feature-list li strong {
            color: var(--text-primary);
        }

        /* Process Steps */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 1.5rem;
            margin-top: 1rem;
        }

        .step-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem;
            text-align: center;
            transition: all var(--transition);
            position: relative;
        }

        .step-card:hover {
            border-color: var(--accent-cyan);
            box-shadow: var(--shadow-glow);
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(145deg, #0EC9F0, #0AA5C7);
            color: #fff;
            font-weight: 800;
            font-size: 1.2rem;
            margin-bottom: 1rem;
        }

        .step-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }

        .step-card p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.6;
        }

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

        .faq-item {
            border-bottom: 1px solid var(--border-color);
            padding: 1.5rem 0;
        }

        .faq-question {
            font-size: 1.15rem;
            font-weight: 700;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text-primary);
            transition: color var(--transition);
        }

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

        .faq-question i {
            color: var(--accent-cyan);
            transition: transform var(--transition);
            font-size: 1rem;
        }

        .faq-answer {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-top: 0.8rem;
            display: none;
        }

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

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

        /* CTA Bar */
        .cta-bar {
            background: linear-gradient(145deg, #141B2D, #1C2333);
            border: 1px solid rgba(240, 185, 11, 0.3);
            border-radius: var(--radius-lg);
            padding: 2.5rem 2rem;
            text-align: center;
        }

        .cta-bar h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }

        .cta-bar p {
            color: var(--text-secondary);
            margin-bottom: 1.8rem;
            font-size: 1.05rem;
        }

        .cta-bar .btn {
            margin: 0 0.5rem;
        }

        /* Footer */
        .site-footer {
            background: #0A0E17;
            border-top: 1px solid var(--border-color);
            padding: 2.5rem 0;
            margin-top: 1rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            margin-bottom: 1.5rem;
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .footer-grid strong {
            color: var(--text-primary);
            font-size: 1rem;
        }

        .footer-bottom {
            text-align: center;
            color: var(--text-muted);
            font-size: 0.85rem;
            padding-top: 1.5rem;
            border-top: 1px solid var(--border-color);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 1rem;
            }
            .main-nav a {
                font-size: 0.85rem;
            }
            .page-banner h1 {
                font-size: 2.2rem;
            }
            .promo-hero-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .main-nav {
                flex-wrap: wrap;
                gap: 0.8rem;
            }
            .header-actions {
                width: 100%;
                justify-content: flex-start;
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .deal-grid,
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .promo-code-box .code-text {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 520px) {
            .page-banner {
                padding: 2.5rem 0;
            }
            .page-banner h1 {
                font-size: 1.6rem;
            }
            .btn {
                padding: 0.55rem 1.2rem;
                font-size: 0.85rem;
            }
            .header-actions {
                flex-wrap: wrap;
                gap: 0.5rem;
            }
            .deal-card {
                padding: 1.5rem 1.2rem;
            }
            .cta-bar h2 {
                font-size: 1.5rem;
            }
        }

        .floating-fab {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(28, 35, 51, 0.85);
            backdrop-filter: blur(10px);
            border: 2px solid transparent;
            border-image: linear-gradient(135deg, #0EC9F0, #F0B90B) 1;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 0 0 20px rgba(14, 201, 240, 0.4);
            transition: all var(--transition);
            animation: fabFloat 3s ease-in-out infinite;
        }

        .floating-fab i {
            font-size: 1.5rem;
            color: #fff;
        }

        .floating-fab:hover {
            transform: scale(1.15);
            box-shadow: 0 0 30px rgba(240, 185, 11, 0.5);
        }

        @keyframes fabFloat {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }

        .floating-fab .fab-badge {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            background: var(--accent-red);
            border-radius: 50%;
            border: 2px solid #0A0E17;
            animation: badgeBlink 1.2s ease-in-out infinite;
        }

        @keyframes badgeBlink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }