/* roulang page: index */
:root {
            --bg-primary: #0A2E1C;
            --bg-secondary: #123E25;
            --bg-card: #0F3320;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --accent-amber: #FF9F00;
            --text-primary: #FFFFFF;
            --text-secondary: #D1F2EB;
            --text-muted: #A0BDB0;
            --border-gold: rgba(255, 215, 0, 0.3);
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.25);
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.4);
            --radius-lg: 1.25rem;
            --radius-md: 0.875rem;
            --radius-sm: 0.625rem;
            --font-heading: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
            --font-body: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.2s ease;
        }

        button {
            cursor: pointer;
            font-family: var(--font-body);
            transition: all 0.25s ease;
            border: none;
            outline: none;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        /* Header & Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(10, 46, 28, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-gold);
            padding: 0.75rem 0;
            transition: background 0.3s ease;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
        }

        .logo {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--accent-gold);
            letter-spacing: 0.02em;
            line-height: 1.3;
            flex-shrink: 0;
        }

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

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            flex-wrap: wrap;
        }

        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1rem;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: all 0.2s ease;
        }

        .nav-links a:hover,
        .nav-links a.active {
            background: rgba(255, 215, 0, 0.1);
            color: var(--accent-gold);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }

        .btn-login {
            padding: 0.55rem 1.25rem;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: var(--radius-sm);
            white-space: nowrap;
        }

        .btn-login:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
        }

        .btn-register {
            padding: 0.55rem 1.5rem;
            font-size: 0.9rem;
            font-weight: 600;
            color: #1A1A1A;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-gold);
            white-space: nowrap;
        }

        .btn-register:hover {
            box-shadow: 0 6px 28px rgba(255, 215, 0, 0.4);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            padding: 0.25rem;
        }

        .mobile-nav {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            width: 100%;
            background: rgba(10, 46, 28, 0.98);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-gold);
            padding: 1rem;
            flex-direction: column;
            gap: 0.5rem;
            z-index: 999;
        }

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

        .mobile-nav a {
            padding: 0.75rem 1rem;
            font-size: 1rem;
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
        }

        .mobile-nav-actions {
            display: flex;
            gap: 0.75rem;
            margin-top: 0.5rem;
        }

        /* Hero Section */
        .hero-section {
            padding: 8rem 0 5rem;
            min-height: 85vh;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, #0A2E1C 0%, #0F3320 50%, #0A2E1C 100%);
            position: relative;
            overflow: hidden;
        }

        .hero-bg-overlay {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity: 0.18;
            pointer-events: none;
        }

        .hero-grid {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1.2fr 0.9fr;
            gap: 3rem;
            align-items: center;
        }

        .hero-text h1 {
            font-family: var(--font-heading);
            font-size: 2.75rem;
            font-weight: 800;
            line-height: 1.2;
            color: var(--text-primary);
            margin-bottom: 1.25rem;
        }

        .hero-text h1 .gold {
            color: var(--accent-gold);
        }

        .hero-desc {
            font-size: 1.1rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 2rem;
            max-width: 540px;
        }

        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            margin-bottom: 2rem;
        }

        .badge-item {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.45rem 1rem;
            background: rgba(255, 215, 0, 0.08);
            border: 1px solid var(--border-gold);
            border-radius: 999px;
            font-size: 0.85rem;
            color: var(--accent-gold);
            font-weight: 500;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            align-items: center;
        }

        .btn-primary-gold {
            padding: 0.85rem 2.25rem;
            font-size: 1rem;
            font-weight: 700;
            color: #1A1A1A;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-gold);
            letter-spacing: 0.01em;
        }

        .btn-primary-gold:hover {
            box-shadow: 0 8px 32px rgba(255, 215, 0, 0.45);
            transform: translateY(-2px);
        }

        .btn-outline-gold {
            padding: 0.8rem 2rem;
            font-size: 1rem;
            font-weight: 600;
            color: var(--accent-gold);
            background: transparent;
            border: 2px solid var(--accent-gold);
            border-radius: var(--radius-md);
        }

        .btn-outline-gold:hover {
            background: rgba(255, 215, 0, 0.08);
        }

        .hero-visual {
            background: rgba(15, 51, 32, 0.6);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            backdrop-filter: blur(4px);
        }

        .hero-visual img {
            border-radius: var(--radius-md);
            width: 100%;
            height: auto;
        }

        .hero-stats {
            display: flex;
            justify-content: space-around;
            margin-top: 1.5rem;
            gap: 1rem;
        }

        .hero-stat {
            text-align: center;
        }

        .hero-stat-val {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--accent-gold);
        }

        .hero-stat-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 0.2rem;
        }

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

        .section-header {
            margin-bottom: 3rem;
            max-width: 720px;
        }

        .section-label {
            display: inline-block;
            padding: 0.35rem 1rem;
            background: rgba(255, 215, 0, 0.1);
            color: var(--accent-gold);
            border-radius: 999px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 0.75rem;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            line-height: 1.65;
        }

        /* Brand Story */
        .story-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .story-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-gold);
        }

        .story-content .story-text {
            font-size: 1.05rem;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* Featured Cards */
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.75rem;
        }

        .feature-card {
            background: var(--bg-card);
            border: 1px solid rgba(255, 215, 0, 0.15);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .feature-card:hover {
            border-color: rgba(255, 215, 0, 0.4);
            box-shadow: var(--shadow-gold);
            transform: translateY(-4px);
        }

        .feature-card-img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
        }

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

        .feature-card-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 0.5rem;
        }

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

        /* Testimonials Bubble */
        .testimonial-bubbles {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            justify-content: center;
        }

        .testimonial-bubble {
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            max-width: 380px;
            flex: 1 1 300px;
        }

        .testimonial-bubble .quote {
            font-style: italic;
            color: var(--text-secondary);
            margin-bottom: 1rem;
            font-size: 0.95rem;
            line-height: 1.6;
        }

        .testimonial-bubble .author {
            font-weight: 600;
            color: var(--accent-gold);
        }

        /* News / Posts Section */
        .news-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 2.5rem;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 1.25rem;
        }

        .news-item {
            display: flex;
            gap: 1rem;
            padding: 1rem;
            background: var(--bg-card);
            border: 1px solid rgba(255, 215, 0, 0.1);
            border-radius: var(--radius-md);
            transition: all 0.2s ease;
        }

        .news-item:hover {
            border-color: rgba(255, 215, 0, 0.35);
        }

        .news-item-content h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 0.35rem;
        }

        .news-item-content h4:hover {
            color: var(--accent-gold);
        }

        .news-item-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            display: flex;
            gap: 1rem;
        }

        .news-sidebar {
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            height: fit-content;
        }

        .news-sidebar h3 {
            font-size: 1.2rem;
            color: var(--accent-gold);
            margin-bottom: 1rem;
        }

        .sidebar-item {
            padding: 0.65rem 0;
            border-bottom: 1px solid rgba(255,255,255,0.08);
            font-size: 0.95rem;
            color: var(--text-secondary);
        }

        .sidebar-item:hover {
            color: var(--accent-gold);
        }

        /* Subscribe CTA */
        .subscribe-box {
            background: linear-gradient(135deg, #123E25, #0A2E1C);
            border: 1px solid var(--accent-gold);
            border-radius: var(--radius-lg);
            padding: 3rem 2rem;
            text-align: center;
        }

        .subscribe-box h2 {
            font-size: 2rem;
            color: var(--accent-gold);
            margin-bottom: 0.75rem;
        }

        .subscribe-form {
            display: flex;
            gap: 0.75rem;
            max-width: 500px;
            margin: 2rem auto 0;
            flex-wrap: wrap;
            justify-content: center;
        }

        .subscribe-form input {
            flex: 1 1 250px;
            padding: 0.8rem 1.25rem;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-gold);
            background: rgba(0,0,0,0.3);
            color: var(--text-primary);
            font-size: 0.95rem;
        }

        .subscribe-form button {
            padding: 0.8rem 2rem;
            background: var(--accent-gold);
            color: #1A1A1A;
            font-weight: 700;
            border-radius: var(--radius-sm);
        }

        /* Footer */
        .site-footer {
            background: #061A10;
            border-top: 1px solid var(--border-gold);
            padding: 4rem 0 3rem;
            color: var(--text-muted);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2.5rem;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 1rem;
        }

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

        .footer-col ul li {
            margin-bottom: 0.5rem;
        }

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

        .footer-bottom {
            margin-top: 3rem;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.08);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 1rem;
            font-size: 0.85rem;
        }

        .badge-18plus {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.35rem 0.9rem;
            background: var(--accent-red);
            color: white;
            border-radius: 999px;
            font-weight: 700;
            font-size: 0.85rem;
        }

        /* FAB Left */
        .fab-left {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #1A1A1A, #0A2E1C);
            border: 2px solid var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            cursor: pointer;
            transition: all 0.3s ease;
            animation: fabFloat 3s ease-in-out infinite;
        }

        .fab-left:hover {
            transform: scale(1.15);
            box-shadow: 0 8px 32px rgba(255, 215, 0, 0.5);
        }

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

        .fab-notif {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 14px;
            height: 14px;
            background: var(--accent-red);
            border-radius: 50%;
            border: 2px solid #0A2E1C;
            animation: blink 1.2s ease-in-out infinite;
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
            }
            .hero-visual {
                max-width: 480px;
                margin: 0 auto;
            }
            .story-grid {
                grid-template-columns: 1fr;
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .hero-text h1 {
                font-size: 2rem;
            }
            .section {
                padding: 3.5rem 0;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .nav-links {
                display: none;
            }
            .mobile-menu-toggle {
                display: inline-flex;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 520px) {
            .hero-cta-group {
                flex-direction: column;
            }
            .hero-stats {
                flex-direction: column;
                gap: 0.75rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .subscribe-form {
                flex-direction: column;
            }
        }

/* roulang page: category1 */
:root {
            --primary-bg: #0B1A30;
            --secondary-bg: #0F0C20;
            --accent-cyan: #00F0FF;
            --accent-lime: #CCFF00;
            --text-white: #FFFFFF;
            --text-silver: #A6ACAF;
            --card-bg: rgba(15, 12, 32, 0.85);
            --border-neon: 1px solid rgba(0, 240, 255, 0.4);
            --shadow-neon: 0 0 12px rgba(0, 240, 255, 0.3);
            --radius-lg: 1.25rem;
            --radius-md: 0.75rem;
            --transition-base: all 0.25s ease-in-out;
        }

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

        body {
            font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
            background: var(--secondary-bg);
            color: var(--text-white);
            line-height: 1.6;
            overflow-x: hidden;
            background-image: radial-gradient(circle at 20% 15%, rgba(0, 240, 255, 0.08) 0%, transparent 40%),
                              radial-gradient(circle at 80% 80%, rgba(204, 255, 0, 0.05) 0%, transparent 45%);
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* Navigation */
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(11, 26, 48, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0, 240, 255, 0.25);
            z-index: 1000;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.75rem 1.5rem;
            max-width: 1200px;
            margin: 0 auto;
        }

        .logo {
            font-size: 1.4rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #CCFF00 0%, #00F0FF 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
            text-decoration: none;
        }

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

        .nav-links a {
            color: var(--text-silver);
            text-decoration: none;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition-base);
            position: relative;
            padding-bottom: 4px;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0%;
            height: 2px;
            background: var(--accent-cyan);
            transition: width 0.3s ease;
            box-shadow: 0 0 8px var(--accent-cyan);
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--text-white);
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

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

        .btn-login {
            background: transparent;
            border: none;
            color: var(--text-silver);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition-base);
            font-size: 0.9rem;
        }

        .btn-login:hover {
            color: var(--accent-cyan);
        }

        .btn-signup {
            background: linear-gradient(135deg, #00F0FF, #CCFF00);
            border: none;
            color: #0B1A30;
            font-weight: 700;
            padding: 0.6rem 1.5rem;
            border-radius: 2rem;
            cursor: pointer;
            transition: var(--transition-base);
            font-size: 0.9rem;
            box-shadow: 0 0 14px rgba(0, 240, 255, 0.5);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 22px rgba(0, 240, 255, 0.8);
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--text-white);
            font-size: 1.8rem;
            cursor: pointer;
        }

        /* Hero */
        .hero-section {
            padding: 8rem 0 4rem;
            background-image: url('/assets/images/backpic/back-2.jpg');
            background-size: cover;
            background-position: center;
            position: relative;
            border-bottom: 2px solid rgba(0, 240, 255, 0.25);
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(15,12,32,0.92) 10%, rgba(11,26,48,0.72) 100%);
        }

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

        .hero-text {
            flex: 1 1 500px;
        }

        .hero-badge {
            background: rgba(204, 255, 0, 0.15);
            border: 1px solid var(--accent-lime);
            color: var(--accent-lime);
            display: inline-block;
            padding: 0.3rem 1.2rem;
            border-radius: 2rem;
            font-weight: 700;
            font-size: 0.85rem;
            margin-bottom: 1.2rem;
            letter-spacing: 0.5px;
        }

        .hero-text h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 1.5rem;
            background: linear-gradient(to right, #FFFFFF, #CCFF00);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-desc {
            font-size: 1.15rem;
            color: var(--text-silver);
            margin-bottom: 2rem;
            max-width: 550px;
        }

        .btn-primary-glow {
            background: var(--accent-cyan);
            color: #0B1A30;
            font-weight: 800;
            padding: 0.85rem 2.4rem;
            border-radius: 3rem;
            border: none;
            font-size: 1.1rem;
            cursor: pointer;
            box-shadow: 0 0 18px var(--accent-cyan);
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
        }

        .btn-primary-glow:hover {
            background: var(--accent-lime);
            box-shadow: 0 0 28px var(--accent-lime);
            transform: scale(1.03);
        }

        .hero-visual {
            flex: 1 1 400px;
            display: flex;
            justify-content: center;
        }

        .hero-visual img {
            max-width: 100%;
            border-radius: var(--radius-lg);
            box-shadow: 0 0 30px rgba(0, 240, 255, 0.25);
            border: 1px solid rgba(0, 240, 255, 0.5);
        }

        /* Promo Cards Grid */
        .promo-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
            margin: 4rem 0;
        }

        .promo-card {
            background: var(--card-bg);
            backdrop-filter: blur(10px);
            border: var(--border-neon);
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem;
            transition: var(--transition-base);
            position: relative;
            overflow: hidden;
        }

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

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

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

        .promo-value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-lime);
            margin: 0.5rem 0;
        }

        .promo-desc {
            color: var(--text-silver);
            font-size: 0.95rem;
        }

        /* Data badge section */
        .stats-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-around;
            background: rgba(11, 26, 48, 0.8);
            border: 1px solid rgba(0, 240, 255, 0.3);
            border-radius: var(--radius-lg);
            padding: 2rem 1rem;
            margin: 3rem 0;
        }

        .stat-item {
            text-align: center;
            padding: 0 1.5rem;
        }

        .stat-number {
            font-size: 2.7rem;
            font-weight: 800;
            color: var(--accent-cyan);
        }

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

        /* Steps */
        .step-container {
            display: flex;
            flex-direction: column;
            gap: 1.8rem;
            margin: 3rem 0;
        }

        .step-item {
            display: flex;
            gap: 1.5rem;
            align-items: flex-start;
            background: rgba(15,12,32,0.7);
            padding: 1.5rem;
            border-radius: var(--radius-md);
            border-left: 4px solid var(--accent-cyan);
        }

        .step-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-lime);
            min-width: 50px;
        }

        /* FAQ */
        .faq-item {
            background: rgba(11,26,48,0.7);
            border: 1px solid rgba(0,240,255,0.2);
            border-radius: var(--radius-md);
            margin-bottom: 1rem;
            padding: 1.2rem 1.5rem;
        }

        .faq-question {
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--accent-cyan);
        }

        /* Footer */
        .site-footer {
            background: #0A1322;
            border-top: 2px solid rgba(0, 240, 255, 0.25);
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
        }

        .footer-col h4 {
            color: var(--accent-lime);
            margin-bottom: 1rem;
        }

        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 0.5rem;
        }
        .footer-col a {
            color: var(--text-silver);
            text-decoration: none;
        }
        .footer-col a:hover {
            color: var(--accent-cyan);
        }
        .badge-18plus {
            background: #D32F2F;
            color: white;
            padding: 0.2rem 0.7rem;
            border-radius: 20px;
            font-weight: 800;
        }
        .footer-bottom {
            border-top: 1px solid #2A3A50;
            margin-top: 2rem;
            padding-top: 1.5rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            color: var(--text-silver);
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                background: #0B1A30;
                width: 100%;
                padding: 1rem;
            }
            .nav-links.open {
                display: flex;
            }
            .mobile-menu-btn {
                display: block;
            }
            .hero-text h1 {
                font-size: 2rem;
            }
        }

/* roulang page: article */
:root {
            --emerald-900: #0A2E1C;
            --emerald-800: #123E25;
            --gold-400: #FFD700;
            --gold-500: #FFC107;
            --lucky-red: #D32F2F;
            --mint: #D1F2EB;
            --white: #FFFFFF;
            --text-secondary: #A0AEC0;
            --text-muted: #718096;
            --border-color: rgba(255, 215, 0, 0.2);
            --radius-lg: 1rem;
            --radius-md: 0.75rem;
            --radius-sm: 0.5rem;
            --shadow-card: 0 10px 25px -5px rgba(0, 0, 0, 0.3), 0 8px 10px -6px rgba(0, 0, 0, 0.2);
            --shadow-gold: 0 4px 15px rgba(255, 215, 0, 0.25);
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            background-color: var(--emerald-900);
            color: var(--white);
            font-family: 'Be Vietnam Pro', 'Roboto', system-ui, sans-serif;
            line-height: 1.65;
            overflow-x: hidden;
            min-height: 100vh;
        }

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

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

        button,
        .btn {
            cursor: pointer;
            font-family: inherit;
            transition: var(--transition-smooth);
            border: none;
            outline: none;
        }

        .container {
            width: 100%;
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        @media (min-width: 768px) {
            .container {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            background-color: rgba(18, 62, 37, 0.85);
            border-bottom: 1px solid var(--border-color);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.25);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }

        .logo {
            font-weight: 800;
            font-size: 1.25rem;
            letter-spacing: -0.01em;
            color: var(--gold-400);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .logo i {
            color: var(--gold-400);
            font-size: 1.5rem;
        }

        .nav-links {
            display: none;
            align-items: center;
            gap: 2rem;
            font-weight: 600;
            font-size: 0.95rem;
        }

        .nav-links a {
            color: var(--mint);
            position: relative;
            padding: 0.25rem 0;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--gold-400);
            transition: width 0.3s ease;
            border-radius: 2px;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--gold-400);
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .btn-login {
            background: transparent;
            color: var(--mint);
            font-weight: 700;
            font-size: 0.9rem;
            padding: 0.5rem 1rem;
            border-radius: var(--radius-sm);
            border: 1px solid transparent;
        }

        .btn-login:hover {
            color: var(--gold-400);
            border-color: var(--gold-400);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--gold-400), #FFAA00);
            color: #0A2E1C;
            font-weight: 800;
            font-size: 0.9rem;
            padding: 0.55rem 1.5rem;
            border-radius: 2rem;
            box-shadow: var(--shadow-gold);
            border: none;
            white-space: nowrap;
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 215, 0, 0.45);
            background: linear-gradient(135deg, #FFE44D, #FFB300);
        }

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

        .mobile-menu-toggle {
            display: flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: 1px solid var(--border-color);
            color: var(--gold-400);
            font-size: 1.5rem;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            cursor: pointer;
        }

        .mobile-menu-toggle:hover {
            background-color: rgba(255, 215, 0, 0.1);
        }

        @media (min-width: 1024px) {
            .nav-links {
                display: flex;
            }

            .mobile-menu-toggle {
                display: none;
            }
        }

        /* Mobile Nav Panel */
        .mobile-nav-panel {
            position: fixed;
            top: 70px;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: rgba(10, 46, 28, 0.98);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            z-index: 99;
            display: flex;
            flex-direction: column;
            padding: 2rem 1.5rem;
            gap: 1.5rem;
            transform: translateX(100%);
            transition: transform 0.35s ease;
            overflow-y: auto;
        }

        .mobile-nav-panel.open {
            transform: translateX(0);
        }

        .mobile-nav-panel a {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--mint);
            padding: 0.75rem 1rem;
            border-radius: var(--radius-md);
            border: 1px solid transparent;
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background-color: rgba(255, 215, 0, 0.08);
            border-color: var(--gold-400);
            color: var(--gold-400);
        }

        /* Article Main */
        .article-main {
            padding: 3rem 0 5rem;
        }

        @media (min-width: 768px) {
            .article-main {
                padding: 4rem 0 6rem;
            }
        }

        .article-layout {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2.5rem;
        }

        @media (min-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr 320px;
            }
        }

        .article-body {
            background: rgba(18, 62, 37, 0.5);
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem;
            border: 1px solid var(--border-color);
        }

        @media (min-width: 768px) {
            .article-body {
                padding: 2.5rem 2rem;
            }
        }

        .article-category-badge {
            display: inline-block;
            background: linear-gradient(135deg, var(--gold-400), #CCA300);
            color: #0A2E1C;
            font-weight: 800;
            font-size: 0.8rem;
            padding: 0.3rem 1rem;
            border-radius: 2rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            margin-bottom: 1rem;
        }

        .article-body h1 {
            font-size: 2rem;
            font-weight: 900;
            line-height: 1.3;
            color: var(--white);
            margin-bottom: 1rem;
        }

        @media (min-width: 768px) {
            .article-body h1 {
                font-size: 2.5rem;
            }
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem 2rem;
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-bottom: 2rem;
            padding-bottom: 1.5rem;
            border-bottom: 1px solid var(--border-color);
        }

        .article-meta span {
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }

        .article-content {
            font-size: 1.05rem;
            line-height: 1.75;
            color: var(--mint);
        }

        .article-content h2 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--gold-400);
            margin-top: 2rem;
            margin-bottom: 0.75rem;
        }

        .article-content h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--white);
            margin-top: 1.75rem;
            margin-bottom: 0.5rem;
        }

        .article-content p {
            margin-bottom: 1.25rem;
        }

        .article-content ul,
        .article-content ol {
            margin-bottom: 1.25rem;
            padding-left: 1.5rem;
        }

        .article-content li {
            margin-bottom: 0.5rem;
        }

        .article-content a {
            color: var(--gold-400);
            text-decoration: underline;
            font-weight: 600;
        }

        .article-content a:hover {
            color: #FFE44D;
        }

        .article-content img {
            border-radius: var(--radius-md);
            margin: 1.5rem 0;
        }

        .article-not-found {
            text-align: center;
            padding: 3rem 1.5rem;
        }

        .article-not-found i {
            font-size: 3rem;
            color: var(--text-muted);
            margin-bottom: 1rem;
        }

        .article-not-found h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--gold-400);
            margin-bottom: 0.5rem;
        }

        .article-not-found .btn-back {
            display: inline-block;
            margin-top: 1.5rem;
            background: var(--gold-400);
            color: #0A2E1C;
            font-weight: 800;
            padding: 0.75rem 2rem;
            border-radius: 2rem;
        }

        .article-not-found .btn-back:hover {
            background: #FFE44D;
            transform: translateY(-2px);
        }

        /* Sidebar */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }

        .sidebar-card {
            background: rgba(18, 62, 37, 0.6);
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
            border-radius: var(--radius-lg);
            padding: 1.75rem;
            border: 1px solid var(--border-color);
        }

        .sidebar-card h4 {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--gold-400);
            margin-bottom: 1.2rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .sidebar-card ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }

        .sidebar-card li a {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            color: var(--mint);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.5rem 0.75rem;
            border-radius: var(--radius-sm);
            transition: var(--transition-smooth);
        }

        .sidebar-card li a:hover {
            background: rgba(255, 215, 0, 0.08);
            color: var(--gold-400);
        }

        .sidebar-cta {
            background: linear-gradient(145deg, rgba(211, 47, 47, 0.9), rgba(180, 30, 30, 0.95));
            border: 1px solid rgba(255, 215, 0, 0.3);
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem;
            text-align: center;
        }

        .sidebar-cta h4 {
            font-size: 1.3rem;
            font-weight: 900;
            color: var(--gold-400);
            margin-bottom: 0.75rem;
        }

        .sidebar-cta p {
            font-size: 0.9rem;
            color: #FECACA;
            margin-bottom: 1.25rem;
        }

        .btn-cta-sidebar {
            display: inline-block;
            background: var(--gold-400);
            color: #0A2E1C;
            font-weight: 800;
            font-size: 1rem;
            padding: 0.75rem 2rem;
            border-radius: 2rem;
            width: 100%;
            text-align: center;
            box-shadow: var(--shadow-gold);
        }

        .btn-cta-sidebar:hover {
            background: #FFE44D;
            transform: scale(1.03);
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, #0F3823, #0B2A1A);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            padding: 3.5rem 0;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 900;
            color: var(--gold-400);
            margin-bottom: 1rem;
        }

        .cta-section p {
            font-size: 1.1rem;
            color: var(--mint);
            max-width: 600px;
            margin: 0 auto 2rem;
        }

        .btn-cta-gold {
            display: inline-block;
            background: linear-gradient(135deg, var(--gold-400), #FFAA00);
            color: #0A2E1C;
            font-weight: 900;
            font-size: 1.1rem;
            padding: 0.9rem 2.5rem;
            border-radius: 3rem;
            box-shadow: 0 6px 25px rgba(255, 215, 0, 0.45);
            letter-spacing: 0.02em;
        }

        .btn-cta-gold:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(255, 215, 0, 0.6);
            background: linear-gradient(135deg, #FFE44D, #FFB300);
        }

        /* FAB */
        .fab-left {
            position: fixed;
            left: 1.25rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #2B2B2B, #0A0A0A);
            border: 3px solid var(--gold-400);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold-400);
            font-size: 1.5rem;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            transition: var(--transition-smooth);
            opacity: 0.7;
            animation: floatFab 3s ease-in-out infinite;
            cursor: pointer;
        }

        .fab-left:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 6px 25px rgba(255, 215, 0, 0.55);
        }

        .fab-left:active {
            transform: scale(0.95);
        }

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

        /* Footer */
        .site-footer {
            background-color: #061E13;
            border-top: 1px solid var(--border-color);
            padding: 3.5rem 0 0;
            font-size: 0.95rem;
            color: var(--text-secondary);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }

        @media (min-width: 640px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr 1fr;
            }
        }

        .footer-col h4 {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--gold-400);
            margin-bottom: 1rem;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }

        .footer-col ul li a {
            color: var(--text-secondary);
            transition: var(--transition-smooth);
        }

        .footer-col ul li a:hover {
            color: var(--gold-400);
            padding-left: 4px;
        }

        .badge-18plus {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--lucky-red);
            color: white;
            font-weight: 900;
            font-size: 0.8rem;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 2px solid white;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 1.5rem 0;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
            font-size: 0.85rem;
            text-align: center;
        }

        @media (min-width: 640px) {
            .footer-bottom {
                flex-direction: row;
                justify-content: space-between;
                align-items: center;
            }
        }

        /* Responsive adjustments */
        @media (max-width: 768px) {
            .article-body h1 {
                font-size: 1.75rem;
            }
            .article-content {
                font-size: 0.98rem;
            }
        }

/* roulang page: category3 */
:root {
            --primary-deep: #0B3C25;
            --primary-bg: #062315;
            --accent-gold: #FFCC00;
            --accent-lime: #32CD32;
            --text-white: #FFFDF0;
            --text-light: #C5E2D2;
            --border-soft: rgba(255, 204, 0, 0.3);
            --card-bg: rgba(255, 255, 255, 0.05);
            --shadow-gold: 0 4px 20px rgba(255, 204, 0, 0.2);
            --radius-md: 16px;
            --radius-lg: 24px;
            --transition-smooth: all 0.3s ease;
        }

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

        body {
            background: radial-gradient(circle at 20% 10%, #0B3C25, #062315);
            color: var(--text-white);
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.6;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* Header & Navigation */
        .site-header {
            background: rgba(6, 35, 21, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-soft);
            position: sticky;
            top: 0;
            z-index: 50;
            transition: var(--transition-smooth);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.9rem 0;
        }

        .logo {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: var(--accent-gold);
            display: flex;
            align-items: center;
            gap: 0.4rem;
            text-decoration: none;
        }

        .logo i {
            font-size: 2rem;
            color: var(--accent-lime);
        }

        .nav-links {
            display: flex;
            gap: 2.2rem;
            align-items: center;
        }

        .nav-links a {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 550;
            font-size: 0.95rem;
            transition: var(--transition-smooth);
            position: relative;
            padding-bottom: 6px;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-gold);
            transition: width 0.25s ease;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent-gold);
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-buttons {
            display: flex;
            gap: 0.8rem;
            align-items: center;
        }

        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--accent-gold);
            color: var(--accent-gold);
            padding: 0.5rem 1.3rem;
            border-radius: 50px;
            font-weight: 600;
            transition: var(--transition-smooth);
            cursor: pointer;
        }

        .btn-outline:hover {
            background: var(--accent-gold);
            color: var(--primary-bg);
        }

        .btn-solid {
            background: linear-gradient(135deg, var(--accent-gold), #E6B800);
            border: none;
            color: var(--primary-bg);
            padding: 0.55rem 1.5rem;
            border-radius: 50px;
            font-weight: 700;
            transition: var(--transition-smooth);
            box-shadow: 0 4px 12px rgba(255, 204, 0, 0.4);
            cursor: pointer;
        }

        .btn-solid:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 204, 0, 0.6);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--accent-gold);
            font-size: 1.8rem;
            cursor: pointer;
        }

        /* Main Sections */
        main {
            flex: 1;
        }

        .category-hero {
            background: linear-gradient(105deg, #0B3C25 0%, #062315 100%);
            padding: 4rem 0 3rem;
            border-bottom: 2px solid var(--border-soft);
        }

        .hero-content {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            align-items: center;
        }

        .hero-text {
            flex: 1 1 500px;
        }

        .hero-text h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1.2;
            margin-bottom: 1.5rem;
        }

        .hero-text p {
            font-size: 1.15rem;
            color: var(--text-light);
            margin-bottom: 2rem;
            max-width: 550px;
        }

        .hero-visual {
            flex: 1 1 380px;
            background-image: url('/assets/images/coverpic/cover-1.jpg');
            background-size: cover;
            background-position: center;
            border-radius: var(--radius-lg);
            height: 280px;
            box-shadow: var(--shadow-gold);
            border: 1px solid var(--border-soft);
        }

        .highlight-stats {
            display: flex;
            gap: 2rem;
            margin-top: 1rem;
        }

        .stat-item {
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }

        .stat-item i {
            font-size: 2.2rem;
            color: var(--accent-lime);
        }

        .stat-item strong {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent-gold);
        }

        .section-block {
            padding: 4rem 0;
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 750;
            color: var(--accent-gold);
            margin-bottom: 1rem;
            text-align: left;
        }

        .section-subtitle {
            color: var(--text-light);
            font-size: 1.1rem;
            margin-bottom: 2.5rem;
        }

        /* Promotion Cards */
        .promo-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .promo-card {
            background: var(--card-bg);
            backdrop-filter: blur(8px);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 2rem 1.5rem;
            transition: var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

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

        .promo-badge {
            position: absolute;
            top: 15px;
            right: 15px;
            background: var(--accent-gold);
            color: var(--primary-bg);
            padding: 0.3rem 1rem;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.8rem;
        }

        .promo-icon {
            font-size: 2.5rem;
            color: var(--accent-lime);
            margin-bottom: 1rem;
        }

        .promo-card h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
            color: var(--accent-gold);
        }

        .promo-detail {
            list-style: none;
            margin: 1rem 0;
        }

        .promo-detail li {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            margin-bottom: 0.5rem;
            color: var(--text-light);
        }

        .promo-detail li i {
            color: var(--accent-lime);
        }

        /* Steps */
        .steps-container {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            justify-content: space-between;
        }

        .step-item {
            flex: 1 1 200px;
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 2rem 1.5rem;
            border-left: 4px solid var(--accent-gold);
        }

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

        /* FAQ */
        .faq-grid {
            display: grid;
            gap: 1.5rem;
        }

        .faq-item {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 1.8rem;
            border: 1px solid transparent;
            transition: var(--transition-smooth);
        }

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

        .faq-item h4 {
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 0.5rem;
            color: var(--accent-lime);
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, #062315, #0B3C25);
            border-radius: var(--radius-lg);
            padding: 3.5rem 2rem;
            text-align: left;
            border: 1px solid var(--border-soft);
        }

        .cta-section h2 {
            color: var(--accent-gold);
            font-size: 2rem;
        }

        /* Footer */
        .site-footer {
            background: #041A10;
            border-top: 2px solid var(--border-soft);
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .footer-col h4 {
            color: var(--accent-gold);
            margin-bottom: 1rem;
            font-weight: 700;
        }

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

        .footer-col ul li {
            margin-bottom: 0.5rem;
        }

        .footer-col ul li a {
            color: var(--text-light);
            text-decoration: none;
            transition: var(--transition-smooth);
        }

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

        .badge-18plus {
            background: #D32F2F;
            color: white;
            padding: 0.3rem 0.8rem;
            border-radius: 50px;
            font-weight: 800;
            font-size: 0.8rem;
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.5rem;
            color: var(--text-light);
            font-size: 0.9rem;
        }

        /* FAB */
        .fab-left {
            position: fixed;
            left: 1.2rem;
            bottom: 6rem;
            z-index: 50;
            background: var(--card-bg);
            backdrop-filter: blur(10px);
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            width: 52px;
            height: 52px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            box-shadow: 0 4px 16px rgba(255, 204, 0, 0.3);
            transition: var(--transition-smooth);
            opacity: 0.7;
            cursor: pointer;
        }

        .fab-left:hover {
            opacity: 1;
            transform: scale(1.12);
            box-shadow: 0 0 22px rgba(255, 204, 0, 0.6);
        }

        @media (max-width: 900px) {
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background: #062315;
                padding: 1.5rem;
                gap: 1.2rem;
                border-bottom: 1px solid var(--border-soft);
            }

            .nav-links.show {
                display: flex;
            }

            .mobile-menu-toggle {
                display: block;
            }

            .hero-text h1 {
                font-size: 2rem;
            }
        }

/* roulang page: category2 */
@import url('/assets/css/vendor/9723b7396f-css2.css');
        :root {
            --primary-glow: #CCFF00;
            --secondary-glow: #00F0FF;
            --bg-deep: #0F0C20;
            --card-bg: rgba(26, 16, 64, 0.8);
            --text-strong: #FFFFFF;
            --text-soft: #A6ACAF;
            --border-subtle: rgba(204, 255, 0, 0.2);
            --radius-card: 16px;
            --radius-btn: 50px;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: 'Inter', sans-serif;
            background-color: var(--bg-deep);
            color: var(--text-strong);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        .container {
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1rem;
            padding-right: 1rem;
        }
        @media (min-width: 640px) {
            .container { padding-left: 2rem; padding-right: 2rem; }
        }
        @media (min-width: 1024px) {
            .container { padding-left: 4rem; padding-right: 4rem; }
        }
        .backdrop-blur-nav {
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            background-color: rgba(15, 12, 32, 0.8);
        }
        .nav-link {
            color: var(--text-soft);
            font-weight: 500;
            font-size: 0.95rem;
            transition: color 0.2s, text-shadow 0.2s;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-link:hover, .nav-link.active {
            color: var(--primary-glow);
            text-shadow: 0 0 8px rgba(204, 255, 0, 0.4);
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 100%;
            height: 2px;
            background: linear-gradient(90deg, var(--primary-glow), var(--secondary-glow));
            box-shadow: 0 0 12px var(--primary-glow);
        }
        .btn-primary {
            background: linear-gradient(135deg, #CCFF00 0%, #99CC00 100%);
            color: #0F0C20;
            font-weight: 700;
            padding: 0.75rem 2rem;
            border-radius: var(--radius-btn);
            text-transform: uppercase;
            letter-spacing: 1px;
            transition: all 0.25s ease;
            box-shadow: 0 0 20px rgba(204, 255, 0, 0.3);
            display: inline-block;
            text-align: center;
            border: none;
            cursor: pointer;
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, #DDFF33 0%, #B3E600 100%);
            box-shadow: 0 0 35px rgba(204, 255, 0, 0.6);
            transform: translateY(-2px);
        }
        .btn-outline-neon {
            background: transparent;
            border: 2px solid var(--primary-glow);
            color: var(--primary-glow);
            font-weight: 600;
            padding: 0.65rem 1.8rem;
            border-radius: var(--radius-btn);
            transition: all 0.25s ease;
            text-transform: uppercase;
            letter-spacing: 1px;
            display: inline-block;
            text-align: center;
            cursor: pointer;
        }
        .btn-outline-neon:hover {
            background: rgba(204, 255, 0, 0.15);
            box-shadow: 0 0 25px rgba(204, 255, 0, 0.4);
        }
        .card-glass {
            background: var(--card-bg);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-card);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .card-glass:hover {
            transform: translateY(-6px);
            box-shadow: 0 20px 40px rgba(0, 240, 255, 0.15), 0 0 0 1px var(--secondary-glow);
        }
        .badge-tag {
            background: rgba(204, 255, 0, 0.15);
            color: var(--primary-glow);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 0.3rem 1rem;
            border-radius: 30px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            border: 1px solid rgba(204, 255, 0, 0.3);
        }
        .promo-highlight {
            background: linear-gradient(145deg, #1A1040, #0F0C20);
            border: 2px solid var(--secondary-glow);
            border-radius: 24px;
            padding: 2rem;
            position: relative;
            box-shadow: 0 0 30px rgba(0, 240, 255, 0.2);
        }
        .timeline-dot {
            width: 12px;
            height: 12px;
            background: var(--primary-glow);
            box-shadow: 0 0 15px var(--primary-glow);
            border-radius: 50%;
            position: absolute;
            left: -6px;
            top: 4px;
        }
        .faq-item {
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            padding: 1.5rem 0;
        }
        .faq-question {
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text-strong);
        }
        .faq-answer {
            color: var(--text-soft);
            padding-top: 0.8rem;
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .fab-float {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            background: rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(12px);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 2px solid var(--primary-glow);
            box-shadow: 0 0 25px rgba(0, 240, 255, 0.5);
            transition: all 0.3s ease;
            color: var(--primary-glow);
            font-size: 1.5rem;
            animation: float 3s ease-in-out infinite;
            cursor: pointer;
        }
        .fab-float:hover {
            transform: scale(1.1);
            box-shadow: 0 0 40px rgba(204, 255, 0, 0.7);
        }
        @media (max-width: 768px) {
            .mobile-nav { display: none; }
            .mobile-nav.open { display: flex; flex-direction: column; background: rgba(10, 8, 22, 0.98); position: absolute; top: 100%; left: 0; width: 100%; padding: 1.5rem; }
        }
        footer a { color: var(--text-soft); transition: color 0.2s; }
        footer a:hover { color: var(--primary-glow); }