/* roulang page: index */
:root {
            --bg-primary: #121212;
            --bg-secondary: #1C1C1E;
            --bg-card: #242426;
            --accent-gold: #C5A059;
            --accent-amber: #FFBF00;
            --text-primary: #F5F5F7;
            --text-muted: #D4AC0D;
            --text-body: #B0B0B8;
            --border-gold: rgba(197, 160, 89, 0.35);
            --shadow-soft: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 14px 32px rgba(0, 0, 0, 0.45);
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', 'Helvetica Neue', Arial, sans-serif;
        }

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

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

        a {
            color: var(--accent-gold);
            text-decoration: none;
            transition: color 0.25s ease;
        }

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

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: var(--spacing-md);
            padding-right: var(--spacing-md);
        }

        /* Header & Navigation */
        .site-header {
            background: rgba(18, 18, 18, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-gold);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 12px 0;
            transition: all 0.3s ease;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-md);
            flex-wrap: wrap;
        }

        .logo-brand {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            line-height: 1.2;
            max-width: 520px;
        }

        .logo-brand a {
            color: var(--text-primary);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }

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

        .logo-brand .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(145deg, var(--accent-gold), var(--accent-amber));
            color: #121212;
            border-radius: 50%;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .main-nav a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-body);
            border: 1px solid transparent;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--accent-amber);
            background: rgba(197, 160, 89, 0.08);
            border-color: var(--border-gold);
        }

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

        .btn-login {
            padding: 8px 18px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--accent-gold);
            background: transparent;
            border: 1px solid var(--border-gold);
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .btn-login:hover {
            background: rgba(197, 160, 89, 0.12);
            border-color: var(--accent-amber);
            color: var(--accent-amber);
        }

        .btn-signup {
            padding: 8px 20px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 0.9rem;
            color: #121212;
            background: linear-gradient(145deg, var(--accent-gold), var(--accent-amber));
            border: none;
            box-shadow: 0 4px 12px rgba(255, 191, 0, 0.3);
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .btn-signup:hover {
            box-shadow: 0 6px 18px rgba(255, 191, 0, 0.45);
            transform: translateY(-2px);
            color: #121212;
        }

        .mobile-menu-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            font-size: 1.4rem;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            cursor: pointer;
            transition: all 0.25s ease;
        }

        .mobile-menu-toggle:hover {
            background: rgba(197, 160, 89, 0.1);
        }

        /* Hero Section */
        .hero-section {
            background: linear-gradient(135deg, #0F0F0F 0%, #1C1C1E 40%, #2A2418 100%);
            position: relative;
            overflow: hidden;
            padding: var(--spacing-xl) 0;
            min-height: 560px;
            display: flex;
            align-items: center;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            z-index: 0;
        }

        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 680px;
        }

        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(197, 160, 89, 0.15);
            border: 1px solid var(--border-gold);
            border-radius: 40px;
            color: var(--accent-amber);
            font-weight: 600;
            font-size: 0.85rem;
            margin-bottom: var(--spacing-md);
        }

        .hero-content h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            margin-bottom: var(--spacing-sm);
            color: var(--text-primary);
        }

        .hero-content .lead {
            font-size: 1.1rem;
            color: var(--text-body);
            max-width: 560px;
            margin-bottom: var(--spacing-md);
            line-height: 1.65;
        }

        .hero-cta-group {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: var(--spacing-md);
        }

        .btn-primary {
            padding: 12px 28px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 1rem;
            color: #121212;
            background: linear-gradient(145deg, var(--accent-gold), var(--accent-amber));
            border: none;
            box-shadow: 0 6px 18px rgba(255, 191, 0, 0.35);
            transition: all 0.25s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 24px rgba(255, 191, 0, 0.5);
            color: #121212;
        }

        .btn-outline-gold {
            padding: 12px 24px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--accent-gold);
            background: transparent;
            border: 1px solid var(--border-gold);
            transition: all 0.25s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-outline-gold:hover {
            background: rgba(197, 160, 89, 0.1);
            border-color: var(--accent-amber);
            color: var(--accent-amber);
        }

        .hero-stats {
            display: flex;
            gap: var(--spacing-lg);
            flex-wrap: wrap;
        }

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

        .hero-stat .stat-value {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent-amber);
            line-height: 1.2;
        }

        .hero-stat .stat-label {
            font-size: 0.85rem;
            color: var(--text-body);
        }

        /* Section Common */
        .section-block {
            padding: var(--spacing-xl) 0;
            position: relative;
        }

        .section-block:nth-child(even) {
            background: var(--bg-secondary);
        }

        .section-block:nth-child(odd) {
            background: var(--bg-primary);
        }

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

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-body);
            max-width: 720px;
            margin-bottom: var(--spacing-lg);
            line-height: 1.6;
        }

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

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

        /* Cards */
        .content-card {
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            transition: all 0.3s ease;
            height: 100%;
        }

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

        .content-card .card-icon {
            font-size: 2rem;
            color: var(--accent-amber);
            margin-bottom: var(--spacing-sm);
        }

        .content-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: var(--spacing-xs);
            color: var(--text-primary);
        }

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

        /* Feature Highlight */
        .feature-highlight {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: var(--spacing-md);
        }

        .feature-item {
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            transition: all 0.3s ease;
        }

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

        .feature-item .feature-icon {
            font-size: 1.8rem;
            color: var(--accent-amber);
            margin-bottom: var(--spacing-xs);
        }

        .feature-item h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .feature-item p {
            font-size: 0.92rem;
            color: var(--text-body);
            line-height: 1.55;
        }

        /* Comparison Table */
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-gold);
        }

        .comparison-table th,
        .comparison-table td {
            padding: 14px 16px;
            text-align: left;
            border-bottom: 1px solid rgba(197, 160, 89, 0.15);
            font-size: 0.95rem;
        }

        .comparison-table th {
            background: rgba(197, 160, 89, 0.1);
            color: var(--accent-amber);
            font-weight: 700;
        }

        .comparison-table td {
            color: var(--text-body);
        }

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

        /* Testimonial Bubbles */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: var(--spacing-md);
        }

        .testimonial-bubble {
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: var(--spacing-md);
            position: relative;
            transition: all 0.3s ease;
        }

        .testimonial-bubble:hover {
            box-shadow: var(--shadow-hover);
        }

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

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

        .testimonial-bubble .author-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(145deg, var(--accent-gold), var(--accent-amber));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: #121212;
        }

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

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

        /* Content List / News */
        .news-list {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: var(--spacing-lg);
        }

        .news-list-main {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }

        .news-list-item {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            padding: 12px 16px;
            background: var(--bg-card);
            border: 1px solid rgba(197, 160, 89, 0.2);
            border-radius: var(--radius-md);
            transition: all 0.3s ease;
        }

        .news-list-item:hover {
            border-color: var(--accent-amber);
            box-shadow: var(--shadow-soft);
            transform: translateX(4px);
        }

        .news-list-item .news-icon {
            color: var(--accent-amber);
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .news-list-item .news-title {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-primary);
            flex: 1;
        }

        .news-list-item .news-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            white-space: nowrap;
        }

        .news-sidebar {
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
        }

        .news-sidebar h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--accent-amber);
            margin-bottom: var(--spacing-sm);
        }

        .news-sidebar ul {
            list-style: none;
            padding: 0;
        }

        .news-sidebar ul li {
            padding: 8px 0;
            border-bottom: 1px solid rgba(197, 160, 89, 0.1);
        }

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

        .news-sidebar ul li a {
            color: var(--text-body);
            font-size: 0.9rem;
            transition: color 0.25s ease;
        }

        .news-sidebar ul li a:hover {
            color: var(--accent-amber);
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
            max-width: 850px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            transition: all 0.3s ease;
        }

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

        .faq-item .faq-question {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--text-primary);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .faq-item .faq-question i {
            color: var(--accent-amber);
        }

        .faq-item .faq-answer {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.6;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, #1C1C1E 0%, #2A2418 100%);
            border-top: 1px solid var(--border-gold);
            border-bottom: 1px solid var(--border-gold);
            padding: var(--spacing-xl) 0;
            text-align: center;
        }

        .cta-section .cta-title {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: var(--spacing-sm);
            color: var(--text-primary);
        }

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

        /* Footer */
        .site-footer {
            background: #0F0F0F;
            border-top: 1px solid var(--border-gold);
            padding: var(--spacing-lg) 0 var(--spacing-sm);
        }

        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-md);
        }

        .footer-brand {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: var(--spacing-xs);
            line-height: 1.4;
        }

        .footer-desc {
            font-size: 0.9rem;
            color: var(--text-body);
            line-height: 1.6;
        }

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

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

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

        .footer-col ul li a {
            color: var(--text-body);
            font-size: 0.9rem;
            transition: color 0.25s ease;
        }

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

        .footer-bottom {
            text-align: center;
            padding-top: var(--spacing-sm);
            border-top: 1px solid rgba(197, 160, 89, 0.2);
            font-size: 0.85rem;
            color: var(--text-muted);
        }

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

        /* FAB */
        .fab-support {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 1050;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: #121212;
            border: 2px solid var(--accent-gold);
            color: var(--accent-amber);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            cursor: pointer;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            transition: all 0.3s ease;
            opacity: 0.7;
            animation: floatFAB 3s ease-in-out infinite;
        }

        .fab-support:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 28px rgba(255, 215, 0, 0.5);
        }

        .fab-support .notification-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 12px;
            height: 12px;
            background: #FF0000;
            border-radius: 50%;
            border: 2px solid #121212;
            animation: blinkDot 1.2s ease-in-out infinite;
        }

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

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

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-content h1 {
                font-size: 2.2rem;
            }
            .news-list {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-direction: column;
                align-items: stretch;
            }
            .main-nav {
                flex-wrap: wrap;
                justify-content: center;
            }
            .nav-actions {
                justify-content: center;
            }
            .mobile-menu-toggle {
                display: block;
                align-self: flex-end;
            }
            .main-nav.collapsed {
                display: none;
            }
            .hero-section {
                padding: var(--spacing-lg) 0;
                min-height: auto;
            }
            .hero-content h1 {
                font-size: 1.8rem;
            }
            .hero-content .lead {
                font-size: 1rem;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .footer-inner {
                grid-template-columns: 1fr;
            }
            .feature-highlight,
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .comparison-table {
                font-size: 0.85rem;
            }
            .comparison-table th,
            .comparison-table td {
                padding: 10px;
            }
            .fab-support {
                left: 12px;
                bottom: 80px;
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: var(--spacing-sm);
                padding-right: var(--spacing-sm);
            }
            .hero-content h1 {
                font-size: 1.5rem;
            }
            .btn-primary,
            .btn-outline-gold {
                width: 100%;
                justify-content: center;
            }
            .hero-stats {
                gap: var(--spacing-sm);
            }
            .hero-stat .stat-value {
                font-size: 1.4rem;
            }
            .logo-brand {
                font-size: 1.1rem;
            }
        }

/* roulang page: article */
:root {
            --primary-bg: #0A2E1C;
            --secondary-bg: #123E25;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-muted: #A8C4B8;
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-light: rgba(255, 255, 255, 0.08);
            --shadow-card: 0 12px 30px rgba(0, 0, 0, 0.3);
            --shadow-glow: 0 0 25px rgba(255, 215, 0, 0.25);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --font-main: 'Be Vietnam Pro', sans-serif;
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

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

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

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

        a:hover {
            color: #fff2a8;
            text-decoration: none;
        }

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

        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== HEADER / NAV ===== */
        .site-header {
            background: rgba(10, 46, 28, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-gold);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 12px 0;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .brand-logo {
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: -0.02em;
            line-height: 1.3;
            max-width: 340px;
        }

        .brand-logo a {
            color: var(--accent-gold);
            display: inline-block;
        }

        .brand-logo a:hover {
            color: #fff2a8;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .main-nav a {
            color: var(--text-mint);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 8px 16px;
            border-radius: 50px;
            transition: var(--transition);
            white-space: nowrap;
        }

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

        .main-nav a.active {
            background: var(--accent-gold);
            color: var(--primary-bg);
            font-weight: 700;
        }

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

        .btn-login {
            color: var(--text-white);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 8px 18px;
            border-radius: 50px;
            background: transparent;
            border: none;
            transition: var(--transition);
        }

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

        .btn-signup {
            background: var(--accent-red);
            color: var(--text-white);
            font-weight: 700;
            font-size: 0.9rem;
            padding: 10px 22px;
            border-radius: 50px;
            border: 2px solid var(--accent-red);
            transition: var(--transition);
            cursor: pointer;
        }

        .btn-signup:hover {
            background: #b71c1c;
            border-color: #b71c1c;
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(211, 47, 47, 0.4);
        }

        /* ===== ARTICLE HERO ===== */
        .article-hero {
            background: linear-gradient(135deg, #0A2E1C 0%, #123E25 50%, #0A2E1C 100%);
            padding: 50px 0 40px;
            border-bottom: 1px solid var(--border-gold);
            position: relative;
            overflow: hidden;
        }

        .article-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .breadcrumb-article {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .breadcrumb-article a {
            color: var(--accent-gold);
        }

        .article-hero h1 {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--text-white);
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: -0.02em;
            max-width: 900px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            color: var(--text-muted);
            font-size: 0.9rem;
            font-weight: 500;
        }

        .article-meta .badge-category {
            background: rgba(255, 215, 0, 0.15);
            color: var(--accent-gold);
            padding: 6px 14px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.8rem;
            letter-spacing: 0.03em;
        }

        /* ===== ARTICLE BODY ===== */
        .article-body {
            padding: 48px 0 60px;
        }

        .article-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 340px;
            gap: 40px;
            align-items: start;
        }

        .article-main-content {
            background: rgba(18, 62, 37, 0.5);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 36px 40px;
            min-width: 0;
        }

        .article-main-content h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-top: 36px;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
            line-height: 1.3;
        }

        .article-main-content h2:first-child {
            margin-top: 0;
        }

        .article-main-content h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-white);
            margin-top: 28px;
            margin-bottom: 12px;
        }

        .article-main-content p {
            font-size: 1rem;
            color: var(--text-mint);
            line-height: 1.7;
            margin-bottom: 18px;
        }

        .article-main-content ul,
        .article-main-content ol {
            margin: 16px 0 20px 20px;
            color: var(--text-mint);
            font-size: 1rem;
            line-height: 1.7;
        }

        .article-main-content li {
            margin-bottom: 8px;
        }

        .article-main-content blockquote {
            border-left: 4px solid var(--accent-gold);
            background: rgba(255, 215, 0, 0.06);
            padding: 18px 22px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 24px 0;
            color: var(--text-white);
            font-style: italic;
            font-weight: 500;
        }

        .article-main-content img {
            border-radius: var(--radius-md);
            margin: 24px 0;
            border: 1px solid var(--border-light);
        }

        .article-main-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 0.95rem;
        }

        .article-main-content table th,
        .article-main-content table td {
            padding: 12px 16px;
            border: 1px solid var(--border-light);
            text-align: left;
        }

        .article-main-content table th {
            background: rgba(255, 215, 0, 0.12);
            color: var(--accent-gold);
            font-weight: 700;
        }

        .article-main-content table td {
            color: var(--text-mint);
        }

        .article-not-found {
            text-align: center;
            padding: 60px 20px;
            color: var(--text-muted);
        }

        .article-not-found i {
            font-size: 3rem;
            color: var(--accent-gold);
            margin-bottom: 20px;
        }

        /* ===== SIDEBAR ===== */
        .article-sidebar {
            position: sticky;
            top: 90px;
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .sidebar-widget {
            background: rgba(18, 62, 37, 0.6);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 24px;
        }

        .sidebar-widget h3 {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .sidebar-topic-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .sidebar-topic-list li {
            margin-bottom: 10px;
        }

        .sidebar-topic-list a {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-mint);
            font-weight: 500;
            font-size: 0.9rem;
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }

        .sidebar-topic-list a:hover {
            background: rgba(255, 215, 0, 0.08);
            color: var(--accent-gold);
        }

        .sidebar-topic-list i {
            color: var(--accent-gold);
            font-size: 0.8rem;
        }

        .sidebar-cta-box {
            background: linear-gradient(135deg, #D32F2F, #8B0000);
            border-radius: var(--radius-md);
            padding: 24px;
            text-align: left;
            border: 2px solid rgba(255, 215, 0, 0.5);
        }

        .sidebar-cta-box h4 {
            color: #fff;
            font-weight: 800;
            font-size: 1.15rem;
            margin-bottom: 10px;
        }

        .sidebar-cta-box p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.9rem;
            margin-bottom: 16px;
        }

        /* ===== CTA SECTION ===== */
        .cta-section {
            background: linear-gradient(135deg, #D32F2F 0%, #8B0000 100%);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            margin: 40px 0;
            border: 2px solid rgba(255, 215, 0, 0.5);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
        }

        .cta-section h2 {
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 8px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 0;
            font-size: 0.95rem;
            max-width: 500px;
        }

        .btn-cta-gold {
            background: var(--accent-gold);
            color: #8B0000;
            font-weight: 800;
            padding: 12px 28px;
            border-radius: 50px;
            border: none;
            font-size: 0.95rem;
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-cta-gold:hover {
            background: #fff2a8;
            color: #8B0000;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 215, 0, 0.4);
        }

        /* ===== FAQ SECTION ===== */
        .faq-section {
            margin-top: 48px;
        }

        .faq-section h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 24px;
        }

        .faq-item {
            background: rgba(18, 62, 37, 0.6);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
        }

        .faq-question {
            padding: 18px 22px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 700;
            color: var(--text-white);
            font-size: 1rem;
            transition: var(--transition);
            user-select: none;
        }

        .faq-question:hover {
            background: rgba(255, 215, 0, 0.06);
            color: var(--accent-gold);
        }

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

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            color: var(--text-mint);
            font-size: 0.95rem;
            line-height: 1.7;
            padding: 0 22px;
        }

        .faq-answer.show {
            max-height: 500px;
            padding: 0 22px 20px;
        }

        /* ===== FAB ===== */
        .fab-floating {
            position: fixed;
            left: 20px;
            bottom: 96px;
            z-index: 999;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(145deg, #1a1a1a, #0a0a0a);
            border: 3px solid var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.4rem;
            cursor: pointer;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            opacity: 0.7;
            transition: var(--transition);
            animation: fabBreath 3s ease-in-out infinite;
        }

        .fab-floating:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 6px 28px rgba(255, 215, 0, 0.5);
        }

        .fab-floating:active {
            transform: scale(0.95) translateY(2px);
        }

        .fab-notification {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            background: #D32F2F;
            border-radius: 50%;
            border: 2px solid #0A0A0A;
            animation: fabBlink 1.5s ease-in-out infinite;
        }

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

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

        /* ===== FOOTER ===== */
        .site-footer {
            background: #061a0f;
            border-top: 1px solid var(--border-gold);
            padding: 48px 0 24px;
            margin-top: 60px;
        }

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

        .footer-brand {
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .footer-desc {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
            max-width: 400px;
        }

        .footer-col h4 {
            color: var(--accent-gold);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

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

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

        .footer-col ul a {
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding-top: 20px;
            text-align: center;
            color: var(--text-muted);
            font-size: 0.85rem;
        }

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

        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
            }
            .article-sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-direction: column;
                align-items: stretch;
            }
            .brand-logo {
                max-width: 100%;
                text-align: center;
                font-size: 1rem;
            }
            .main-nav {
                justify-content: center;
                gap: 4px;
            }
            .main-nav a {
                font-size: 0.8rem;
                padding: 6px 12px;
            }
            .header-actions {
                justify-content: center;
            }
            .btn-login, .btn-signup {
                font-size: 0.85rem;
                padding: 8px 16px;
            }
            .article-hero h1 {
                font-size: 1.6rem;
            }
            .article-main-content {
                padding: 24px 20px;
            }
            .article-sidebar {
                grid-template-columns: 1fr;
            }
            .cta-section {
                flex-direction: column;
                text-align: left;
                padding: 28px 20px;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .fab-floating {
                left: 16px;
                bottom: 80px;
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .article-hero h1 {
                font-size: 1.35rem;
            }
            .article-meta {
                gap: 10px;
                font-size: 0.8rem;
            }
            .article-main-content h2 {
                font-size: 1.3rem;
            }
            .article-main-content p,
            .article-main-content ul,
            .article-main-content ol {
                font-size: 0.95rem;
            }
            .cta-section h2 {
                font-size: 1.2rem;
            }
            .main-nav a {
                font-size: 0.72rem;
                padding: 5px 9px;
            }
            .header-actions {
                gap: 6px;
            }
            .btn-login, .btn-signup {
                font-size: 0.78rem;
                padding: 7px 13px;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0F0C20;
            --bg-secondary: #0B1A30;
            --bg-card: #1A1440;
            --accent-primary: #CCFF00;
            --accent-secondary: #00F0FF;
            --text-primary: #FFFFFF;
            --text-secondary: #A6ACAF;
            --text-muted: #6C7280;
            --border-glow: rgba(0, 240, 255, 0.3);
            --border-neon: #00F0FF;
            --danger: #FF007F;
            --success: #CCFF00;
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --shadow-neon: 0 0 20px rgba(0, 240, 255, 0.15);
            --shadow-hover: 0 12px 40px rgba(0, 240, 255, 0.25);
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 2rem;
            --spacing-lg: 4rem;
            --spacing-xl: 6rem;
        }

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

        body {
            font-family: 'Segoe UI', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
            color: var(--text-primary);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: var(--accent-secondary);
            text-decoration: none;
            transition: all 0.3s ease;
        }

        a:hover {
            color: var(--accent-primary);
            text-shadow: 0 0 8px rgba(204, 255, 0, 0.5);
        }

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

        button, .btn {
            transition: all 0.3s ease;
        }

        button:focus, .btn:focus, a:focus, input:focus, textarea:focus {
            outline: 2px solid var(--accent-secondary);
            outline-offset: 3px;
        }

        .container {
            max-width: 1200px;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(15, 12, 32, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(0, 240, 255, 0.15);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1rem 0;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .brand-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            line-height: 1.3;
            max-width: 280px;
        }

        .brand-logo span {
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            flex-wrap: wrap;
        }

        .main-nav a {
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.5rem 0.25rem;
            position: relative;
            white-space: nowrap;
        }

        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
            transition: width 0.3s ease;
            border-radius: 2px;
        }

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

        .main-nav a.active {
            color: var(--accent-secondary);
        }

        .main-nav a:hover {
            color: var(--accent-primary);
        }

        .auth-buttons {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .btn-login {
            color: var(--text-primary);
            font-weight: 500;
            padding: 0.5rem 1.25rem;
            border: none;
            background: transparent;
            font-size: 0.9rem;
        }

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

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            color: var(--bg-primary);
            font-weight: 700;
            padding: 0.6rem 1.5rem;
            border: none;
            border-radius: 50px;
            font-size: 0.9rem;
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(0, 240, 255, 0.5);
            color: var(--bg-primary);
        }

        .mobile-toggle {
            display: none;
            background: transparent;
            border: 1px solid rgba(0, 240, 255, 0.3);
            color: var(--text-primary);
            padding: 0.5rem 0.75rem;
            border-radius: 8px;
            font-size: 1.2rem;
        }

        /* Hero Section */
        .hero-section {
            position: relative;
            padding: var(--spacing-lg) 0 var(--spacing-md);
            overflow: hidden;
            background: linear-gradient(180deg, rgba(15, 12, 32, 0.95) 0%, rgba(11, 26, 48, 0.8) 100%);
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            opacity: 0.15;
            z-index: 0;
        }

        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 800px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(0, 240, 255, 0.1);
            border: 1px solid rgba(0, 240, 255, 0.3);
            color: var(--accent-secondary);
            padding: 0.4rem 1.2rem;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 1.5rem;
            letter-spacing: 0.05em;
        }

        .hero-badge i {
            font-size: 0.8rem;
        }

        .hero-title {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 1.5rem;
            letter-spacing: -0.03em;
        }

        .hero-title .highlight {
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-secondary);
            max-width: 650px;
            line-height: 1.7;
            margin-bottom: 2rem;
        }

        .hero-actions {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .btn-primary-neon {
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            color: var(--bg-primary);
            font-weight: 700;
            padding: 0.9rem 2rem;
            border: none;
            border-radius: 50px;
            font-size: 1rem;
            box-shadow: 0 0 30px rgba(0, 240, 255, 0.4);
        }

        .btn-primary-neon:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(0, 240, 255, 0.6);
            color: var(--bg-primary);
        }

        .btn-outline-neon {
            background: transparent;
            color: var(--accent-secondary);
            font-weight: 600;
            padding: 0.9rem 2rem;
            border: 2px solid rgba(0, 240, 255, 0.4);
            border-radius: 50px;
            font-size: 1rem;
        }

        .btn-outline-neon:hover {
            border-color: var(--accent-secondary);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
            color: var(--accent-secondary);
            background: rgba(0, 240, 255, 0.05);
        }

        /* Video Hero */
        .video-hero-wrapper {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid rgba(0, 240, 255, 0.2);
            box-shadow: var(--shadow-neon);
            margin-top: 2rem;
        }

        .video-hero-wrapper img {
            width: 100%;
            height: 400px;
            object-fit: cover;
            display: block;
        }

        .video-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, rgba(15, 12, 32, 0.3) 0%, rgba(15, 12, 32, 0.7) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .play-btn {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(10px);
            border: 2px solid rgba(255, 255, 255, 0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.4s ease;
            color: var(--text-primary);
            font-size: 2rem;
        }

        .play-btn:hover {
            background: rgba(0, 240, 255, 0.3);
            border-color: var(--accent-secondary);
            box-shadow: 0 0 40px rgba(0, 240, 255, 0.6);
            transform: scale(1.1);
        }

        .video-caption {
            position: absolute;
            bottom: 1.5rem;
            left: 1.5rem;
            color: var(--text-primary);
            font-weight: 600;
            font-size: 0.95rem;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
        }

        /* Section Styles */
        .section-block {
            padding: var(--spacing-lg) 0;
            position: relative;
        }

        .section-block.alt-bg {
            background: rgba(26, 20, 64, 0.4);
            border-top: 1px solid rgba(0, 240, 255, 0.08);
            border-bottom: 1px solid rgba(0, 240, 255, 0.08);
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.15em;
            color: var(--accent-secondary);
            margin-bottom: 0.75rem;
        }

        .section-title {
            font-size: 2.25rem;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 1rem;
            letter-spacing: -0.02em;
        }

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

        /* Cards */
        .custom-card {
            background: var(--bg-card);
            border: 1px solid rgba(0, 240, 255, 0.15);
            border-radius: var(--radius-md);
            padding: 2rem;
            transition: all 0.4s ease;
            height: 100%;
            position: relative;
            overflow: hidden;
        }

        .custom-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .custom-card:hover {
            border-color: rgba(0, 240, 255, 0.4);
            box-shadow: var(--shadow-hover);
            transform: translateY(-5px);
        }

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

        .card-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: rgba(0, 240, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.25rem;
            font-size: 1.5rem;
            color: var(--accent-secondary);
            border: 1px solid rgba(0, 240, 255, 0.2);
        }

        .card-title {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: var(--text-primary);
        }

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

        /* Stat Blocks */
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
        }

        .stat-item {
            background: rgba(26, 20, 64, 0.6);
            border: 1px solid rgba(0, 240, 255, 0.15);
            border-radius: var(--radius-md);
            padding: 1.75rem;
            text-align: center;
            transition: all 0.3s ease;
        }

        .stat-item:hover {
            border-color: rgba(0, 240, 255, 0.4);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.15);
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: block;
            line-height: 1.2;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-top: 0.5rem;
            font-weight: 500;
        }

        /* Comparison Table */
        .comparison-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-md);
            border: 1px solid rgba(0, 240, 255, 0.15);
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 700px;
        }

        .comparison-table th {
            background: rgba(26, 20, 64, 0.8);
            color: var(--accent-secondary);
            font-weight: 700;
            padding: 1.25rem;
            text-align: left;
            font-size: 0.95rem;
            border-bottom: 2px solid rgba(0, 240, 255, 0.2);
        }

        .comparison-table td {
            padding: 1.25rem;
            color: var(--text-secondary);
            border-bottom: 1px solid rgba(0, 240, 255, 0.08);
            font-size: 0.95rem;
            vertical-align: top;
        }

        .comparison-table tr:hover td {
            background: rgba(0, 240, 255, 0.03);
        }

        .badge-safe {
            background: rgba(204, 255, 0, 0.15);
            color: var(--success);
            padding: 0.3rem 0.8rem;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 600;
        }

        .badge-danger {
            background: rgba(255, 0, 127, 0.15);
            color: var(--danger);
            padding: 0.3rem 0.8rem;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 600;
        }

        /* Testimonial / Social Proof */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
        }

        .testimonial-card {
            background: rgba(26, 20, 64, 0.5);
            border: 1px solid rgba(0, 240, 255, 0.12);
            border-radius: var(--radius-md);
            padding: 1.75rem;
            position: relative;
            transition: all 0.3s ease;
        }

        .testimonial-card:hover {
            border-color: rgba(0, 240, 255, 0.3);
            box-shadow: 0 4px 20px rgba(0, 240, 255, 0.12);
        }

        .testimonial-quote {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 1.25rem;
            font-style: italic;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .author-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--bg-primary);
            font-size: 1.1rem;
        }

        .author-info {
            flex: 1;
        }

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

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

        /* FAQ Section */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .faq-item {
            background: rgba(26, 20, 64, 0.5);
            border: 1px solid rgba(0, 240, 255, 0.12);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            transition: all 0.3s ease;
        }

        .faq-item:hover {
            border-color: rgba(0, 240, 255, 0.3);
        }

        .faq-question {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .faq-question i {
            color: var(--accent-secondary);
            font-size: 1.1rem;
        }

        .faq-answer {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
            padding-left: 2rem;
        }

        /* CTA Section */
        .cta-section {
            padding: var(--spacing-lg) 0;
            background: linear-gradient(135deg, rgba(0, 240, 255, 0.05), rgba(204, 255, 0, 0.05));
            border-radius: var(--radius-lg);
            margin: var(--spacing-lg) 0;
            border: 1px solid rgba(0, 240, 255, 0.2);
        }

        .cta-inner {
            text-align: center;
            padding: 3rem 2rem;
        }

        .cta-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }

        .cta-desc {
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto 2rem;
            line-height: 1.7;
        }

        /* FAB */
        .fab-container {
            position: fixed;
            left: 1.5rem;
            bottom: 6rem;
            z-index: 1050;
        }

        .fab-btn {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(15, 12, 32, 0.8);
            backdrop-filter: blur(15px);
            border: 2px solid transparent;
            background-image: linear-gradient(rgba(15, 12, 32, 0.8), rgba(15, 12, 32, 0.8)), linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            background-origin: border-box;
            background-clip: padding-box, border-box;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
            transition: all 0.4s ease;
            opacity: 0.7;
            position: relative;
        }

        .fab-btn i {
            font-size: 1.4rem;
            color: var(--accent-secondary);
            transition: all 0.4s ease;
        }

        .fab-btn:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 0 40px rgba(0, 240, 255, 0.6);
        }

        .fab-btn:hover i {
            color: var(--accent-primary);
            animation: flicker 0.5s ease;
        }

        .fab-notification {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--danger);
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.3); }
        }

        @keyframes flicker {
            0%, 100% { opacity: 1; }
            25% { opacity: 0.6; }
            50% { opacity: 0.9; }
            75% { opacity: 0.7; }
        }

        /* Footer */
        .site-footer {
            background: rgba(11, 26, 48, 0.8);
            border-top: 1px solid rgba(0, 240, 255, 0.15);
            padding: var(--spacing-lg) 0 var(--spacing-md);
            margin-top: var(--spacing-lg);
        }

        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 3rem;
            margin-bottom: 2rem;
        }

        .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 1rem;
        }

        .footer-desc {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 400px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--accent-secondary);
            text-transform: uppercase;
            letter-spacing: 0.1em;
            margin-bottom: 1.25rem;
        }

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

        .footer-col ul li {
            margin-bottom: 0.75rem;
        }

        .footer-col ul li a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            transition: all 0.3s ease;
        }

        .footer-col ul li a:hover {
            color: var(--accent-primary);
            padding-left: 0.5rem;
        }

        .footer-bottom {
            border-top: 1px solid rgba(0, 240, 255, 0.1);
            padding-top: 1.5rem;
            text-align: center;
        }

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

        .footer-bottom a {
            color: var(--text-secondary);
        }

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

        /* Responsive */
        @media (max-width: 992px) {
            .hero-title {
                font-size: 2.25rem;
            }
            
            .section-title {
                font-size: 1.85rem;
            }
            
            .footer-inner {
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
            }
            
            .mobile-toggle {
                display: block;
            }
            
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                gap: 0.75rem;
                padding: 1rem 0;
            }
            
            .main-nav.open {
                display: flex;
            }
            
            .auth-buttons {
                margin-left: auto;
            }
            
            .hero-title {
                font-size: 1.75rem;
            }
            
            .hero-subtitle {
                font-size: 1rem;
            }
            
            .video-hero-wrapper img {
                height: 250px;
            }
            
            .play-btn {
                width: 60px;
                height: 60px;
                font-size: 1.5rem;
            }
            
            .section-title {
                font-size: 1.5rem;
            }
            
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            
            .stat-grid {
                grid-template-columns: 1fr 1fr;
            }
            
            .stat-number {
                font-size: 2rem;
            }
            
            .cta-title {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            
            .brand-logo {
                font-size: 1rem;
                max-width: 200px;
            }
            
            .auth-buttons {
                gap: 0.5rem;
            }
            
            .btn-login {
                padding: 0.4rem 0.75rem;
                font-size: 0.8rem;
            }
            
            .btn-signup {
                padding: 0.5rem 1rem;
                font-size: 0.8rem;
            }
            
            .hero-title {
                font-size: 1.5rem;
            }
            
            .hero-actions {
                flex-direction: column;
            }
            
            .btn-primary-neon,
            .btn-outline-neon {
                width: 100%;
                text-align: center;
            }
            
            .video-hero-wrapper img {
                height: 200px;
            }
            
            .play-btn {
                width: 50px;
                height: 50px;
                font-size: 1.2rem;
            }
            
            .stat-grid {
                grid-template-columns: 1fr;
            }
            
            .custom-card {
                padding: 1.5rem;
            }
            
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            
            .fab-container {
                left: 1rem;
                bottom: 5rem;
            }
            
            .fab-btn {
                width: 48px;
                height: 48px;
            }
            
            .fab-btn i {
                font-size: 1.2rem;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0F0C20;
            --bg-secondary: #0B1A30;
            --bg-card: #141128;
            --bg-elevated: #1B1735;
            --accent-lime: #CCFF00;
            --accent-cyan: #00F0FF;
            --accent-hotpink: #FF007F;
            --accent-purple: #8B5CF6;
            --text-white: #FFFFFF;
            --text-silver: #A6ACAF;
            --text-muted: #6B7280;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-neon: rgba(0, 240, 255, 0.35);
            --shadow-neon: 0 0 20px rgba(0, 240, 255, 0.15);
            --shadow-lime: 0 0 18px rgba(204, 255, 0, 0.2);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --font-sans: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

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

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

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

        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(15, 12, 32, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(15, 12, 32, 0.98);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 16px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.15rem;
            letter-spacing: -0.02em;
            color: var(--text-white);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 420px;
        }

        .brand-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 1.1rem;
            color: var(--bg-primary);
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: nowrap;
        }

        .main-nav a {
            padding: 8px 16px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-silver);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .main-nav a:hover {
            color: var(--text-white);
            background: rgba(255, 255, 255, 0.06);
        }

        .main-nav a.active {
            background: linear-gradient(135deg, rgba(0, 240, 255, 0.18), rgba(204, 255, 0, 0.12));
            color: var(--accent-cyan);
            box-shadow: 0 0 12px rgba(0, 240, 255, 0.15);
        }

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

        .btn-login-text {
            background: none;
            border: none;
            color: var(--text-silver);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 8px 12px;
            transition: color var(--transition-fast);
            cursor: pointer;
        }

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

        .btn-signup-solid {
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            color: var(--bg-primary);
            border: none;
            border-radius: 50px;
            padding: 10px 20px;
            font-weight: 700;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all var(--transition-base);
            box-shadow: 0 0 16px rgba(0, 240, 255, 0.25);
            white-space: nowrap;
        }

        .btn-signup-solid:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 28px rgba(0, 240, 255, 0.45);
            color: var(--bg-primary);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: 1px solid var(--border-subtle);
            border-radius: 10px;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            color: var(--text-white);
            font-size: 1.3rem;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .mobile-menu-toggle:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--accent-cyan);
        }

        /* Hero Section */
        .hero-section {
            position: relative;
            padding: 72px 0 64px;
            background: linear-gradient(160deg, var(--bg-primary) 0%, var(--bg-secondary) 60%, #0B1A30 100%);
            overflow: hidden;
            border-bottom: 1px solid var(--border-subtle);
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0, 240, 255, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -20%;
            left: -5%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(204, 255, 0, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 240, 255, 0.12);
            border: 1px solid rgba(0, 240, 255, 0.3);
            border-radius: 50px;
            padding: 8px 16px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--accent-cyan);
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }

        .hero-title {
            font-size: clamp(2rem, 4vw, 3.2rem);
            font-weight: 900;
            line-height: 1.15;
            letter-spacing: -0.03em;
            margin-bottom: 20px;
            color: var(--text-white);
        }

        .hero-title .highlight {
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtitle {
            font-size: 1.05rem;
            color: var(--text-silver);
            line-height: 1.65;
            margin-bottom: 32px;
            max-width: 540px;
        }

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

        .btn-primary-neon {
            background: linear-gradient(135deg, var(--accent-cyan), #0090FF);
            color: var(--text-white);
            border: none;
            border-radius: 50px;
            padding: 14px 28px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: all var(--transition-base);
            box-shadow: 0 0 24px rgba(0, 240, 255, 0.3);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .btn-primary-neon:hover {
            transform: translateY(-3px);
            box-shadow: 0 0 36px rgba(0, 240, 255, 0.5);
            color: var(--text-white);
        }

        .btn-outline-neon {
            background: transparent;
            color: var(--accent-lime);
            border: 1.5px solid rgba(204, 255, 0, 0.5);
            border-radius: 50px;
            padding: 13px 26px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: all var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .btn-outline-neon:hover {
            background: rgba(204, 255, 0, 0.1);
            border-color: var(--accent-lime);
            box-shadow: 0 0 24px rgba(204, 255, 0, 0.2);
            color: var(--accent-lime);
        }

        .hero-visual {
            background: rgba(20, 17, 40, 0.7);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 28px;
            position: relative;
            box-shadow: var(--shadow-neon);
            backdrop-filter: blur(10px);
        }

        .hero-visual-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
        }

        .hero-visual-title {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--accent-cyan);
            letter-spacing: 0.02em;
        }

        .slot-time-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin-bottom: 24px;
        }

        .slot-time-item {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            padding: 14px 10px;
            text-align: center;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .slot-time-item:hover {
            background: rgba(0, 240, 255, 0.08);
            border-color: var(--accent-cyan);
        }

        .slot-time-item.active {
            background: rgba(0, 240, 255, 0.12);
            border-color: var(--accent-cyan);
            box-shadow: 0 0 12px rgba(0, 240, 255, 0.2);
        }

        .slot-time-label {
            display: block;
            font-size: 0.75rem;
            color: var(--text-silver);
            margin-bottom: 4px;
        }

        .slot-time-value {
            display: block;
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-white);
        }

        .hero-visual-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 16px;
            border-top: 1px solid var(--border-subtle);
        }

        .hero-visual-note {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .hero-visual-btn {
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            color: var(--bg-primary);
            border: none;
            border-radius: 50px;
            padding: 10px 18px;
            font-weight: 700;
            font-size: 0.85rem;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .hero-visual-btn:hover {
            transform: scale(1.04);
            box-shadow: 0 0 16px rgba(0, 240, 255, 0.4);
        }

        /* Section Base */
        .section-block {
            padding: 72px 0;
            position: relative;
        }

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

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent-cyan);
            margin-bottom: 12px;
        }

        .section-title {
            font-size: clamp(1.6rem, 3vw, 2.4rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.25;
            margin-bottom: 16px;
            color: var(--text-white);
        }

        .section-desc {
            font-size: 1rem;
            color: var(--text-silver);
            line-height: 1.7;
            max-width: 680px;
            margin-bottom: 40px;
        }

        .section-title.left, .section-desc.left {
            text-align: left;
            margin-left: 0;
        }

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

        /* Comparison Table */
        .comparison-table-wrap {
            background: rgba(20, 17, 40, 0.6);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-neon);
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
        }

        .comparison-table th {
            background: rgba(0, 240, 255, 0.06);
            padding: 18px 20px;
            text-align: left;
            font-weight: 700;
            color: var(--accent-cyan);
            border-bottom: 1px solid var(--border-subtle);
            font-size: 0.85rem;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }

        .comparison-table td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--border-subtle);
            color: var(--text-silver);
            vertical-align: middle;
        }

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

        .comparison-table tr:hover td {
            background: rgba(255, 255, 255, 0.02);
        }

        .comparison-table .col-label {
            font-weight: 600;
            color: var(--text-white);
        }

        .badge-safe {
            display: inline-block;
            background: rgba(0, 200, 100, 0.15);
            color: #00E676;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 700;
            border: 1px solid rgba(0, 230, 118, 0.3);
        }

        .badge-danger {
            display: inline-block;
            background: rgba(255, 0, 80, 0.15);
            color: #FF4081;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 700;
            border: 1px solid rgba(255, 64, 129, 0.3);
        }

        /* User Reviews / Social Proof */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 32px;
        }

        .review-bubble {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px;
            position: relative;
            transition: all var(--transition-base);
        }

        .review-bubble:hover {
            background: rgba(0, 240, 255, 0.05);
            border-color: rgba(0, 240, 255, 0.3);
            transform: translateY(-4px);
            box-shadow: var(--shadow-neon);
        }

        .review-bubble::before {
            content: '\201C';
            position: absolute;
            top: 12px;
            right: 20px;
            font-size: 3rem;
            color: rgba(0, 240, 255, 0.2);
            font-family: Georgia, serif;
            line-height: 1;
        }

        .review-text {
            font-size: 0.92rem;
            color: var(--text-silver);
            line-height: 1.6;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }

        .review-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .review-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-hotpink));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            color: var(--text-white);
            flex-shrink: 0;
        }

        .review-author-info {
            flex: 1;
        }

        .review-author-name {
            font-weight: 700;
            font-size: 0.85rem;
            color: var(--text-white);
        }

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

        .avatar-wall {
            display: flex;
            align-items: center;
            gap: -8px;
            margin-top: 20px;
            flex-wrap: wrap;
        }

        .avatar-wall-item {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            border: 2px solid var(--bg-primary);
            background: linear-gradient(135deg, var(--accent-lime), var(--accent-cyan));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.8rem;
            color: var(--bg-primary);
            margin-left: -8px;
            transition: transform var(--transition-fast);
            cursor: pointer;
        }

        .avatar-wall-item:first-child {
            margin-left: 0;
        }

        .avatar-wall-item:hover {
            transform: translateY(-4px) scale(1.08);
            z-index: 2;
        }

        .avatar-wall-count {
            font-size: 0.85rem;
            color: var(--text-silver);
            margin-left: 16px;
            font-weight: 600;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 800px;
        }

        .faq-item {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .faq-item:hover {
            border-color: rgba(0, 240, 255, 0.25);
        }

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            color: var(--text-white);
            font-weight: 700;
            font-size: 0.95rem;
            text-align: left;
            transition: color var(--transition-fast);
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(0, 240, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--accent-cyan);
            transition: transform var(--transition-base);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base);
            color: var(--text-silver);
            font-size: 0.9rem;
            line-height: 1.7;
            padding: 0 24px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, rgba(0, 240, 255, 0.08), rgba(204, 255, 0, 0.05));
            border: 1px solid rgba(0, 240, 255, 0.2);
            border-radius: var(--radius-xl);
            padding: 56px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: 50%;
            transform: translateX(-50%);
            width: 800px;
            height: 800px;
            background: radial-gradient(circle, rgba(0, 240, 255, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-title {
            font-size: clamp(1.6rem, 3vw, 2.4rem);
            font-weight: 900;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }

        .cta-desc {
            font-size: 1rem;
            color: var(--text-silver);
            max-width: 560px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 1;
        }

        .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
            position: relative;
            z-index: 1;
        }

        /* Footer */
        .site-footer {
            background: var(--bg-primary);
            border-top: 1px solid var(--border-subtle);
            padding: 56px 0 32px;
            margin-top: 0;
        }

        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }

        .footer-brand {
            font-weight: 800;
            font-size: 1.1rem;
            color: var(--text-white);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .footer-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 380px;
        }

        .footer-col h4 {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--accent-cyan);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 16px;
        }

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

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

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

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

        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 24px;
            text-align: center;
        }

        .footer-bottom p {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-bottom a {
            color: var(--text-silver);
        }

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

        /* Floating Action Button */
        .fab-support {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 1050;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(10, 8, 20, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 2px solid transparent;
            background-image: linear-gradient(rgba(10, 8, 20, 0.85), rgba(10, 8, 20, 0.85)), linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            background-origin: border-box;
            background-clip: padding-box, border-box;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            opacity: 0.65;
            transition: all var(--transition-base);
            box-shadow: 0 0 18px rgba(0, 240, 255, 0.3);
            animation: fabBreath 3s ease-in-out infinite;
        }

        @keyframes fabBreath {
            0%, 100% { opacity: 0.6; box-shadow: 0 0 12px rgba(0, 240, 255, 0.2); }
            50% { opacity: 0.9; box-shadow: 0 0 28px rgba(0, 240, 255, 0.5); }
        }

        .fab-support:hover {
            opacity: 1;
            transform: scale(1.1);
            animation: none;
            box-shadow: 0 0 36px rgba(0, 240, 255, 0.6);
        }

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

        .fab-support .fab-icon {
            font-size: 1.4rem;
            color: var(--accent-cyan);
            transition: all var(--transition-base);
        }

        .fab-support:hover .fab-icon {
            color: var(--accent-lime);
            animation: fabFlicker 0.6s ease;
        }

        @keyframes fabFlicker {
            0%, 100% { opacity: 1; }
            25% { opacity: 0.3; }
            50% { opacity: 1; }
            75% { opacity: 0.5; }
        }

        .fab-notification {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--accent-hotpink);
            border: 2px solid var(--bg-primary);
            animation: blinkDot 1.8s ease-in-out infinite;
        }

        @keyframes blinkDot {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.2; }
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 64px;
            }
            .brand {
                font-size: 0.95rem;
                max-width: 200px;
            }
            .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
                border-radius: 8px;
            }
            .main-nav {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: rgba(15, 12, 32, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                padding: 16px 24px;
                border-bottom: 1px solid var(--border-subtle);
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
                transform: translateY(-120%);
                transition: transform var(--transition-base);
                z-index: 1049;
            }
            .main-nav.open {
                transform: translateY(0);
            }
            .main-nav a {
                padding: 14px 16px;
                font-size: 0.95rem;
                border-radius: 10px;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .auth-buttons .btn-login-text {
                display: block;
            }
            .auth-buttons .btn-signup-solid {
                padding: 8px 14px;
                font-size: 0.8rem;
            }
            .hero-section {
                padding: 40px 0 48px;
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 0.92rem;
            }
            .hero-actions {
                flex-direction: column;
            }
            .btn-primary-neon, .btn-outline-neon {
                width: 100%;
                justify-content: center;
            }
            .slot-time-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 6px;
            }
            .section-block {
                padding: 48px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .reviews-grid {
                grid-template-columns: 1fr;
            }
            .comparison-table {
                font-size: 0.78rem;
            }
            .comparison-table th, .comparison-table td {
                padding: 10px 12px;
            }
            .cta-section {
                padding: 36px 20px;
                border-radius: var(--radius-lg);
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .fab-support {
                left: 12px;
                bottom: 80px;
                width: 50px;
                height: 50px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .brand {
                font-size: 0.8rem;
                max-width: 140px;
            }
            .auth-buttons .btn-login-text {
                font-size: 0.75rem;
                padding: 6px 8px;
            }
            .auth-buttons .btn-signup-solid {
                font-size: 0.7rem;
                padding: 7px 10px;
            }
            .hero-title {
                font-size: 1.5rem;
            }
            .hero-visual {
                padding: 16px;
            }
            .slot-time-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 4px;
            }
            .slot-time-item {
                padding: 10px 6px;
            }
            .slot-time-value {
                font-size: 0.8rem;
            }
            .slot-time-label {
                font-size: 0.65rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .review-bubble {
                padding: 16px;
            }
            .comparison-table {
                font-size: 0.7rem;
            }
            .comparison-table th, .comparison-table td {
                padding: 8px 8px;
            }
            .cta-title {
                font-size: 1.3rem;
            }
            .cta-buttons .btn-primary-neon, .cta-buttons .btn-outline-neon {
                font-size: 0.85rem;
                padding: 12px 18px;
            }
        }