/* roulang page: index */
:root {
            --bg-primary: #08090F;
            --bg-secondary: #0D111E;
            --bg-card: #111627;
            --accent-blue: #0052FF;
            --accent-cyan: #00F0FF;
            --text-primary: #FFFFFF;
            --text-secondary: #CBD5E1;
            --text-muted: #64748B;
            --border-color: #1E293B;
            --border-accent: #0052FF;
            --shadow-glow: 0 0 15px rgba(0, 240, 255, 0.5);
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.4);
            --radius-lg: 1rem;
            --radius-md: 0.75rem;
            --radius-sm: 0.5rem;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        button,
        .button {
            cursor: pointer;
            border: none;
            outline: none;
            transition: all var(--transition);
        }

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

        .top-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(8, 9, 15, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(30, 41, 59, 0.6);
            padding: 0.75rem 0;
        }

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

        .logo-text {
            font-size: 1.1rem;
            font-weight: 700;
            background: linear-gradient(135deg, #00F0FF, #0052FF);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            white-space: nowrap;
            line-height: 1.3;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.25rem;
            flex-wrap: wrap;
        }

        .nav-links a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 0.35rem 0.75rem;
            border-radius: 2rem;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: #fff;
            background: rgba(0, 82, 255, 0.15);
        }

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

        .btn-login {
            background: transparent;
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 600;
            padding: 0.5rem 1.25rem;
            border-radius: 2rem;
            border: 1px solid transparent;
            white-space: nowrap;
        }

        .btn-login:hover {
            color: #fff;
            border-color: rgba(255, 255, 255, 0.3);
        }

        .btn-signup {
            background: linear-gradient(135deg, #0052FF, #00F0FF);
            color: #fff;
            font-size: 0.9rem;
            font-weight: 600;
            padding: 0.5rem 1.5rem;
            border-radius: 2rem;
            border: none;
            box-shadow: 0 0 15px rgba(0, 82, 255, 0.5);
            white-space: nowrap;
        }

        .btn-signup:hover {
            box-shadow: 0 0 25px rgba(0, 240, 255, 0.7);
            transform: translateY(-1px);
            color: #fff;
        }

        .mobile-toggle {
            display: none;
            background: transparent;
            border: none;
            color: #fff;
            font-size: 1.5rem;
            padding: 0.25rem;
        }

        .hero-section {
            padding: 8rem 0 5rem;
            background: radial-gradient(ellipse at 50% 0%, rgba(0, 82, 255, 0.15) 0%, transparent 60%),
                        var(--bg-secondary);
            border-bottom: 1px solid var(--border-color);
            min-height: 70vh;
            display: flex;
            align-items: center;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .hero-content h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 1.25rem;
            background: linear-gradient(135deg, #FFFFFF, #00F0FF);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
        }

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

        .hero-search {
            display: flex;
            gap: 0.5rem;
            margin-bottom: 2rem;
            max-width: 480px;
        }

        .hero-search input {
            flex: 1;
            padding: 0.9rem 1.25rem;
            border-radius: 3rem;
            border: 2px solid var(--border-color);
            background: rgba(17, 22, 39, 0.8);
            color: #fff;
            font-size: 0.95rem;
            transition: all var(--transition);
        }

        .hero-search input:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.2);
            outline: none;
        }

        .hero-search button {
            background: linear-gradient(135deg, #0052FF, #00F0FF);
            color: #fff;
            font-weight: 700;
            padding: 0.9rem 2rem;
            border-radius: 3rem;
            border: none;
            box-shadow: var(--shadow-glow);
            white-space: nowrap;
        }

        .hero-search button:hover {
            box-shadow: 0 0 30px rgba(0, 240, 255, 0.7);
            transform: translateY(-2px);
        }

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

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

        .hero-stat .stat-number {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent-cyan);
            display: block;
        }

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

        .hero-visual {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
            position: relative;
        }

        .hero-image-wrapper {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 2px solid rgba(0, 82, 255, 0.3);
            box-shadow: var(--shadow-card);
            position: relative;
        }

        .hero-image-wrapper::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(8,9,15,0.8));
            pointer-events: none;
        }

        .hero-image-wrapper img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 16/10;
        }

        .hero-badge {
            position: absolute;
            bottom: 1rem;
            left: 1rem;
            background: rgba(0, 82, 255, 0.9);
            color: #fff;
            padding: 0.5rem 1.25rem;
            border-radius: 2rem;
            font-weight: 700;
            font-size: 0.85rem;
            z-index: 2;
            backdrop-filter: blur(10px);
        }

        .section {
            padding: 4.5rem 0;
        }

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

        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--accent-cyan);
            margin-bottom: 0.75rem;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 0.75rem;
            color: #fff;
        }

        .section-desc {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 650px;
            line-height: 1.6;
        }

        .collection-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 1.5rem;
        }

        .collection-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition);
            position: relative;
        }

        .collection-card:hover {
            border-color: var(--accent-blue);
            box-shadow: 0 8px 30px rgba(0, 82, 255, 0.25);
            transform: translateY(-4px);
        }

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

        .collection-card-body {
            padding: 1.25rem;
        }

        .collection-card-tag {
            position: absolute;
            top: 0.75rem;
            left: 0.75rem;
            background: #D32F2F;
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.3rem 0.75rem;
            border-radius: 2rem;
            z-index: 2;
        }

        .collection-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: #fff;
        }

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

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent-cyan);
            margin-top: 0.75rem;
        }

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

        .card-link:hover i {
            transform: translateX(4px);
        }

        .recommend-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.5rem;
        }

        .recommend-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

        .recommend-card:hover {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.2);
        }

        .recommend-icon {
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, rgba(0,82,255,0.3), rgba(0,240,255,0.2));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent-cyan);
        }

        .recommend-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
        }

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

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

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            padding: 1rem;
            border-radius: var(--radius-md);
            border: 1px solid transparent;
            transition: all var(--transition);
        }

        .news-item:hover {
            border-color: var(--border-color);
            background: rgba(17, 22, 39, 0.5);
        }

        .news-item-icon {
            font-size: 1.1rem;
            color: var(--accent-cyan);
            margin-top: 2px;
            flex-shrink: 0;
        }

        .news-item-content h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 0.3rem;
        }

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

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

        .news-sidebar h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: #fff;
        }

        .sidebar-news-item {
            padding: 0.75rem 0;
            border-bottom: 1px solid var(--border-color);
        }

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

        .sidebar-news-item a {
            font-size: 0.9rem;
            color: var(--text-secondary);
            font-weight: 500;
            display: block;
            line-height: 1.4;
        }

        .sidebar-news-item a:hover {
            color: var(--accent-cyan);
        }

        .milestone-track {
            display: flex;
            gap: 1rem;
            overflow-x: auto;
            padding-bottom: 1rem;
        }

        .milestone-node {
            flex: 1;
            min-width: 160px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 1.5rem 1.25rem;
            text-align: center;
            transition: all var(--transition);
        }

        .milestone-node:hover {
            border-color: var(--accent-blue);
            box-shadow: var(--shadow-glow);
        }

        .milestone-year {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--accent-cyan);
            display: block;
            margin-bottom: 0.5rem;
        }

        .milestone-title {
            font-weight: 700;
            color: #fff;
            font-size: 0.95rem;
            margin-bottom: 0.35rem;
        }

        .milestone-desc {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.4;
        }

        .portal-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
            gap: 1.25rem;
        }

        .portal-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            text-align: center;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 0.75rem;
        }

        .portal-card:hover {
            border-color: var(--accent-cyan);
            transform: translateY(-4px);
            box-shadow: 0 8px 25px rgba(0, 240, 255, 0.2);
        }

        .portal-icon {
            width: 56px;
            height: 56px;
            background: linear-gradient(135deg, rgba(0,82,255,0.3), rgba(0,240,255,0.2));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent-cyan);
        }

        .portal-card span {
            font-weight: 700;
            font-size: 0.95rem;
            color: #fff;
        }

        .footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-color);
            padding: 3rem 0 2rem;
        }

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

        .footer-brand .logo-text {
            font-size: 1.1rem;
            margin-bottom: 0.75rem;
            display: block;
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: var(--text-muted);
            padding: 0.3rem 0;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            margin-top: 2rem;
            padding-top: 1.5rem;
            border-top: 1px solid var(--border-color);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-badges {
            display: flex;
            gap: 1rem;
            align-items: center;
        }

        .footer-badges span {
            background: rgba(0, 82, 255, 0.2);
            padding: 0.35rem 0.85rem;
            border-radius: 2rem;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--accent-cyan);
            border: 1px solid rgba(0, 82, 255, 0.4);
        }

        .fab-left {
            position: fixed;
            left: 1.5rem;
            bottom: 6rem;
            z-index: 50;
        }

        .fab-btn {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(8,9,15,0.8);
            backdrop-filter: blur(10px);
            border: 2px solid transparent;
            background-clip: padding-box;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent-cyan);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
            transition: all var(--transition);
            position: relative;
        }

        .fab-btn::before {
            content: '';
            position: absolute;
            inset: -3px;
            border-radius: 50%;
            background: linear-gradient(135deg, #00F0FF, #0052FF);
            z-index: -1;
            opacity: 0.7;
            transition: opacity var(--transition);
        }

        .fab-btn:hover {
            transform: scale(1.1);
            box-shadow: 0 0 35px rgba(0, 240, 255, 0.7);
            color: #fff;
        }

        .fab-btn:hover::before {
            opacity: 1;
        }

        .fab-notification {
            position: absolute;
            top: 2px;
            right: 2px;
            width: 12px;
            height: 12px;
            background: #FF007F;
            border-radius: 50%;
            animation: pulse-notify 1.5s infinite;
        }

        @keyframes pulse-notify {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.6; transform: scale(1.3); }
        }

        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .hero-content h1 {
                font-size: 2.2rem;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }
            .nav-links {
                gap: 0.5rem;
            }
            .nav-links a {
                font-size: 0.8rem;
                padding: 0.3rem 0.5rem;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 1rem;
            }
            .section {
                padding: 3rem 0;
            }
            .hero-section {
                padding: 6rem 0 3rem;
            }
            .hero-content h1 {
                font-size: 1.8rem;
            }
            .hero-search {
                flex-direction: column;
            }
            .hero-stats {
                flex-wrap: wrap;
                gap: 1.25rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .nav-links {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .nav-links.mobile-open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(8,9,15,0.98);
                padding: 1rem;
                gap: 0.75rem;
                border-top: 1px solid var(--border-color);
                backdrop-filter: blur(20px);
            }
            .collection-grid,
            .recommend-grid,
            .portal-grid {
                grid-template-columns: 1fr;
            }
            .milestone-track {
                flex-direction: column;
            }
            .section-title {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .hero-content h1 {
                font-size: 1.5rem;
            }
            .hero-content p {
                font-size: 0.95rem;
            }
            .nav-actions .btn-login,
            .nav-actions .btn-signup {
                font-size: 0.75rem;
                padding: 0.4rem 0.75rem;
            }
            .logo-text {
                font-size: 0.85rem;
            }
            .fab-left {
                left: 0.75rem;
                bottom: 5rem;
            }
            .fab-btn {
                width: 48px;
                height: 48px;
                font-size: 1.25rem;
            }
        }

/* roulang page: category1 */
:root {
  --primary-bg: #0D111E;
  --secondary-bg: #131828;
  --card-bg: #1A2035;
  --border-color: #252D45;
  --accent-blue: #0052FF;
  --accent-cyan: #00F0FF;
  --text-primary: #FFFFFF;
  --text-secondary: #CBD5E1;
  --text-muted: #8892A6;
  --gold: #FFD700;
  --red: #D32F2F;
  --green-badge: #10B981;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-card: 0 8px 24px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 15px rgba(0,240,255,0.3);
  --font-heading: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
  --font-body: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
}

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

body {
  margin: 0;
  background-color: var(--primary-bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  transition: all 0.25s ease;
  font-family: var(--font-body);
  letter-spacing: 0.3px;
}
.btn:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 3px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent-blue), #0040CC);
  color: #fff;
  padding: 14px 32px;
  font-size: 1rem;
  box-shadow: 0 6px 18px rgba(0,82,255,0.3);
}
.btn-primary:hover {
  box-shadow: 0 8px 24px rgba(0,82,255,0.5);
  transform: translateY(-2px);
  background: linear-gradient(135deg, #0060FF, #0052FF);
}
.btn-outline {
  background: transparent;
  border: 2px solid var(--accent-cyan);
  color: var(--accent-cyan);
  padding: 12px 28px;
  font-size: 0.95rem;
}
.btn-outline:hover {
  background: rgba(0,240,255,0.08);
  box-shadow: 0 0 16px rgba(0,240,255,0.25);
}
.btn-gold {
  background: linear-gradient(135deg, #FFD700, #E6B800);
  color: #0A0F1C;
  padding: 14px 34px;
  font-weight: 700;
  box-shadow: 0 6px 18px rgba(255,215,0,0.25);
}
.btn-gold:hover {
  box-shadow: 0 8px 22px rgba(255,215,0,0.45);
  transform: translateY(-2px);
}

.tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.tag-hot {
  background: var(--red);
  color: #fff;
}
.tag-new {
  background: var(--accent-cyan);
  color: #0A0F1C;
}
.tag-trust {
  background: var(--green-badge);
  color: #fff;
}

.badge-icon {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.06);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  border: 1px solid rgba(255,255,255,0.08);
}

/* NAV */
.top-nav {
  background: rgba(13,17,30,0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 50;
  padding: 12px 0;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.logo-text {
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: -0.3px;
  color: #fff;
  background: linear-gradient(135deg, #fff 0%, #CBD5E1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
  font-family: var(--font-heading);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.nav-links a {
  padding: 8px 16px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: background 0.2s, color 0.2s;
}
.nav-links a.active,
.nav-links a:hover {
  background: rgba(0,240,255,0.08);
  color: var(--accent-cyan);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.btn-login {
  background: transparent;
  border: 1px solid var(--border-color);
  color: #fff;
  padding: 8px 18px;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}
.btn-login:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}
.btn-signup {
  background: var(--accent-blue);
  color: #fff;
  border: none;
  padding: 8px 20px;
  border-radius: 10px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0,82,255,0.4);
  transition: all 0.2s;
}
.btn-signup:hover {
  background: #0066FF;
  box-shadow: 0 6px 16px rgba(0,82,255,0.6);
}
.mobile-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-color);
  color: #fff;
  font-size: 1.4rem;
  padding: 6px 12px;
  border-radius: 8px;
  cursor: pointer;
}

/* HERO CATEGORY */
.hero-cat {
  padding: 50px 0 40px;
  background: radial-gradient(circle at 30% 20%, #131C3A 0%, #0A0F1C 100%);
  border-bottom: 1px solid var(--border-color);
  position: relative;
}
.hero-cat::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(0,240,255,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-cat h1 {
  font-size: 2.4rem;
  font-weight: 800;
  margin-bottom: 12px;
  background: linear-gradient(135deg, #fff, #A6C8FF);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-cat .subhead {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 700px;
  margin-bottom: 20px;
}

/* SELLING POINTS */
.selling-points {
  padding: 50px 0;
}
.selling-points .section-label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--accent-cyan);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.selling-points h3 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: #fff;
}
.point-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.point-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px 22px;
  transition: all 0.25s;
}
.point-card:hover {
  border-color: var(--accent-cyan);
  box-shadow: var(--shadow-glow);
}
.point-icon {
  font-size: 2rem;
  color: var(--accent-cyan);
  margin-bottom: 14px;
}
.point-card h4 {
  font-weight: 700;
  font-size: 1.15rem;
  margin-bottom: 8px;
}
.point-card p {
  color: var(--text-muted);
  font-size: 0.92rem;
}

/* TOP LIST */
.top-list-section {
  padding: 50px 0;
}
.top-list-section h2 {
  font-size: 1.9rem;
  font-weight: 700;
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.top-list-section h2 i {
  color: var(--accent-cyan);
}
.game-provider-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.provider-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  gap: 20px;
  align-items: center;
  transition: all 0.25s;
  position: relative;
}
.provider-card:hover {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 20px rgba(0,240,255,0.15);
  transform: translateY(-2px);
}
.provider-rank {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--accent-blue), #001F5E);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.3rem;
  color: #fff;
  flex-shrink: 0;
}
.provider-info h4 {
  font-weight: 700;
  font-size: 1.2rem;
  margin-bottom: 4px;
}
.provider-info p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: 0;
}
.provider-meta {
  margin-top: 8px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

/* HOW IT WORKS */
.how-works {
  padding: 50px 0;
  background: var(--secondary-bg);
  border-radius: var(--radius-lg);
  margin: 40px 0;
}
.steps-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 24px;
}
.step-item {
  text-align: left;
  padding: 10px;
}
.step-num {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--accent-cyan);
  opacity: 0.7;
  margin-bottom: 8px;
}
.step-item h5 {
  font-weight: 700;
  font-size: 1.1rem;
}
.step-item p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* SCENARIO DEMO */
.scenario-demo {
  padding: 50px 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.scenario-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 2px solid var(--border-color);
  box-shadow: var(--shadow-card);
}
.scenario-content h3 {
  font-size: 1.9rem;
  font-weight: 700;
  margin-bottom: 14px;
}
.scenario-content p {
  color: var(--text-secondary);
  margin-bottom: 18px;
}
.scenario-content ul {
  list-style: none;
  padding: 0;
}
.scenario-content ul li {
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-secondary);
}
.scenario-content ul li i {
  color: var(--green-badge);
}

/* SOCIAL PROOF */
.social-proof {
  padding: 50px 0;
  background: var(--card-bg);
  border-radius: var(--radius-lg);
}
.proof-stats {
  display: flex;
  justify-content: space-around;
  text-align: center;
  flex-wrap: wrap;
  gap: 30px;
}
.proof-stats .stat-num {
  font-size: 2.6rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.proof-stats .stat-label {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 4px;
}

/* FAQ */
.faq-section {
  padding: 50px 0;
}
.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  margin-bottom: 12px;
  cursor: pointer;
  transition: 0.2s;
}
.faq-item:hover {
  border-color: var(--accent-cyan);
}
.faq-item h5 {
  font-weight: 700;
  font-size: 1rem;
  margin: 0;
}
.faq-item p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  margin-top: 8px;
}

/* CTA */
.bottom-cta {
  padding: 50px 0;
  text-align: center;
  background: radial-gradient(circle at center, #132040, #0A0E1A);
  border-radius: var(--radius-lg);
}
.bottom-cta h3 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 12px;
}
.bottom-cta p {
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 24px;
}

/* FOOTER */
.footer {
  background: #080C16;
  border-top: 1px solid var(--border-color);
  padding: 40px 0 20px;
  margin-top: 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 30px;
  padding-bottom: 30px;
}
.footer-brand .logo-text {
  font-size: 1.1rem;
  margin-bottom: 8px;
  display: block;
}
.footer-brand p {
  color: var(--text-muted);
  font-size: 0.85rem;
}
.footer-col h4 {
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 12px;
}
.footer-col a {
  display: block;
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 6px;
}
.footer-col a:hover {
  color: var(--accent-cyan);
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-color);
  padding-top: 20px;
  color: var(--text-muted);
  font-size: 0.8rem;
}
.footer-badges span {
  margin-left: 14px;
  background: rgba(255,255,255,0.05);
  padding: 4px 12px;
  border-radius: 20px;
}

/* FAB */
.fab {
  position: fixed;
  left: 20px;
  bottom: 90px;
  z-index: 55;
  width: 52px;
  height: 52px;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(10px);
  border: 2px solid transparent;
  background-clip: padding-box;
  border-radius: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.5rem;
  box-shadow: 0 0 15px rgba(0,240,255,0.45);
  transition: all 0.3s;
  cursor: pointer;
}
.fab::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 32px;
  background: linear-gradient(135deg, #00F0FF, #0052FF);
  z-index: -1;
}
.fab:hover {
  box-shadow: 0 0 30px rgba(0,240,255,0.7);
  transform: scale(1.08);
}
.fab i {
  position: relative;
  z-index: 2;
}

@media (max-width: 1024px) {
  .point-row { grid-template-columns: repeat(2, 1fr); }
  .steps-row { grid-template-columns: repeat(2, 1fr); }
  .scenario-demo { grid-template-columns: 1fr; }
  .game-provider-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-toggle { display: block; }
  .hero-cat h1 { font-size: 1.8rem; }
  .point-row { grid-template-columns: 1fr; }
  .game-provider-grid { grid-template-columns: 1fr; }
  .steps-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
}

/* roulang page: article */
:root {
            --bg-primary: #0A0A0A;
            --bg-secondary: #141414;
            --bg-card: #1A1A1A;
            --accent-gold: #D4AF37;
            --accent-gold-light: #F0E68C;
            --accent-red: #C62828;
            --text-primary: #FFFFFF;
            --text-secondary: #B0B0B0;
            --text-muted: #707070;
            --border-subtle: rgba(255,255,255,0.08);
            --border-gold: rgba(212,175,55,0.25);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-card: 0 4px 20px rgba(0,0,0,0.4);
            --shadow-gold: 0 4px 24px rgba(212,175,55,0.12);
            --transition: all 0.25s ease;
            --font-heading: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
            --font-body: 'Inter', 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
        }

        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-body);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            min-height: 100vh;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { text-decoration: none; color: inherit; transition: var(--transition); }
        ul, ol { list-style: none; }
        button { cursor: pointer; font-family: inherit; border: none; outline: none; }

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

        /* Header & Navigation */
        .header {
            background: rgba(10,10,10,0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-subtle);
            position: sticky;
            top: 0;
            z-index: 100;
            transition: var(--transition);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }
        .logo-text {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--accent-gold);
            letter-spacing: -0.3px;
            white-space: nowrap;
            transition: var(--transition);
        }
        .logo-text:hover { color: var(--accent-gold-light); }
        .nav-links { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
        .nav-links a {
            padding: 8px 16px;
            border-radius: 24px;
            font-weight: 500;
            font-size: 0.9rem;
            color: var(--text-secondary);
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-links a:hover, .nav-links a.active {
            background: rgba(212,175,55,0.1);
            color: var(--accent-gold);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .btn-login {
            background: transparent;
            color: var(--text-primary);
            border: 1px solid var(--border-subtle);
            padding: 8px 18px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.85rem;
            transition: var(--transition);
        }
        .btn-login:hover { border-color: var(--accent-gold); color: var(--accent-gold); }
        .btn-signup {
            background: linear-gradient(135deg, #D4AF37 0%, #F0E68C 100%);
            color: #0A0A0A;
            padding: 9px 20px;
            border-radius: 24px;
            font-weight: 700;
            font-size: 0.85rem;
            transition: var(--transition);
            box-shadow: 0 2px 12px rgba(212,175,55,0.25);
        }
        .btn-signup:hover { transform: translateY(-1px); box-shadow: 0 4px 20px rgba(212,175,55,0.35); }
        .mobile-toggle {
            display: none;
            background: transparent;
            color: var(--text-primary);
            font-size: 1.4rem;
            padding: 6px;
        }

        /* Article Hero Banner */
        .article-banner {
            background: linear-gradient(135deg, #1A1A1A 0%, #0D0D0D 50%, #1A1A1A 100%);
            padding: 60px 0 50px;
            border-bottom: 1px solid var(--border-gold);
            position: relative;
            overflow: hidden;
        }
        .article-banner::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(212,175,55,0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .banner-content {
            position: relative;
            z-index: 1;
            max-width: 860px;
        }
        .article-category-badge {
            display: inline-block;
            background: rgba(212,175,55,0.1);
            color: var(--accent-gold);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .article-banner h1 {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1.25;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        .article-meta span { display: flex; align-items: center; gap: 6px; }
        .article-meta i { color: var(--accent-gold); font-size: 0.8rem; }

        /* Article Body Layout */
        .article-body-section {
            padding: 50px 0;
        }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            align-items: start;
        }
        .article-main {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 40px;
            border: 1px solid var(--border-subtle);
            box-shadow: var(--shadow-card);
        }
        .article-thumbnail {
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 30px;
        }
        .article-thumbnail img {
            width: 100%;
            height: auto;
            object-fit: cover;
            border-radius: var(--radius-md);
        }
        .article-content {
            color: var(--text-secondary);
            font-size: 1rem;
            line-height: 1.75;
        }
        .article-content h2 {
            font-family: var(--font-heading);
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 32px 0 14px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border-gold);
        }
        .article-content h3 {
            font-family: var(--font-heading);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 24px 0 10px;
        }
        .article-content p {
            margin-bottom: 16px;
        }
        .article-content ul, .article-content ol {
            margin: 16px 0;
            padding-left: 20px;
        }
        .article-content li {
            margin-bottom: 8px;
            position: relative;
            padding-left: 20px;
            list-style: none;
        }
        .article-content li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 9px;
            width: 7px;
            height: 7px;
            background: var(--accent-gold);
            border-radius: 50%;
        }
        .article-content strong {
            color: var(--text-primary);
            font-weight: 700;
        }
        .article-content a {
            color: var(--accent-gold);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-content a:hover { color: var(--accent-gold-light); }

        /* Sidebar */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--border-subtle);
        }
        .sidebar-card h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--accent-gold);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-subtle);
        }
        .cta-sidebar {
            background: linear-gradient(145deg, #1A1A1A, #0F0F0F);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            text-align: center;
        }
        .cta-sidebar h4 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 12px;
        }
        .cta-sidebar p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 18px;
        }
        .btn-gold-block {
            display: block;
            width: 100%;
            background: linear-gradient(135deg, #D4AF37, #F0E68C);
            color: #0A0A0A;
            padding: 12px 24px;
            border-radius: 28px;
            font-weight: 700;
            font-size: 0.95rem;
            text-align: center;
            transition: var(--transition);
            box-shadow: 0 4px 18px rgba(212,175,55,0.25);
        }
        .btn-gold-block:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(212,175,55,0.35); color: #0A0A0A; }
        .related-list li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-subtle);
        }
        .related-list li:last-child { border-bottom: none; }
        .related-list a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            transition: var(--transition);
            display: block;
        }
        .related-list a:hover { color: var(--accent-gold); }

        /* Not Found */
        .not-found {
            text-align: center;
            padding: 80px 20px;
        }
        .not-found i {
            font-size: 3rem;
            color: var(--accent-gold);
            margin-bottom: 20px;
        }
        .not-found h2 {
            font-size: 1.8rem;
            margin-bottom: 12px;
        }
        .not-found p {
            color: var(--text-secondary);
            margin-bottom: 20px;
        }
        .btn-back {
            display: inline-block;
            background: var(--accent-gold);
            color: #0A0A0A;
            padding: 10px 24px;
            border-radius: 24px;
            font-weight: 700;
        }

        /* Footer */
        .footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-subtle);
            padding: 50px 0 24px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }
        .footer-brand .logo-text { font-size: 1.1rem; display: block; margin-bottom: 10px; }
        .footer-brand p { color: var(--text-muted); font-size: 0.85rem; line-height: 1.6; }
        .footer-col h4 {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--accent-gold);
            margin-bottom: 14px;
        }
        .footer-col a {
            display: block;
            color: var(--text-muted);
            font-size: 0.85rem;
            padding: 5px 0;
            transition: var(--transition);
        }
        .footer-col a:hover { color: var(--accent-gold); }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 20px;
            border-top: 1px solid var(--border-subtle);
            color: var(--text-muted);
            font-size: 0.8rem;
        }
        .footer-badges {
            display: flex;
            gap: 14px;
        }
        .footer-badges span {
            background: rgba(212,175,55,0.08);
            padding: 4px 12px;
            border-radius: 14px;
            font-size: 0.75rem;
            color: var(--accent-gold);
        }

        /* FAB */
        .fab-left {
            position: fixed;
            left: 20px;
            bottom: 90px;
            z-index: 90;
        }
        .fab-btn {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: linear-gradient(145deg, #1A1A1A, #0F0F0F);
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 20px rgba(212,175,55,0.3);
            transition: var(--transition);
            opacity: 0.7;
            animation: floatFab 3s ease-in-out infinite;
        }
        @keyframes floatFab {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        .fab-btn:hover { opacity: 1; transform: scale(1.1); box-shadow: 0 6px 28px rgba(212,175,55,0.45); }
        .fab-noti {
            position: absolute;
            top: 2px;
            right: 2px;
            width: 12px;
            height: 12px;
            background: var(--accent-red);
            border-radius: 50%;
            border: 2px solid #0A0A0A;
            animation: pulse 1.8s infinite;
        }
        @keyframes pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.4; }
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .article-layout { grid-template-columns: 1fr; }
            .article-main { padding: 28px; }
            .article-banner h1 { font-size: 2rem; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 768px) {
            .nav-links { display: none; }
            .nav-links.open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background: var(--bg-secondary);
                padding: 20px;
                gap: 12px;
                border-bottom: 1px solid var(--border-subtle);
            }
            .mobile-toggle { display: block; }
            .article-banner { padding: 40px 0 36px; }
            .article-banner h1 { font-size: 1.6rem; }
            .article-main { padding: 20px; }
            .footer-grid { grid-template-columns: 1fr; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }
        @media (max-width: 520px) {
            .logo-text { font-size: 1rem; }
            .btn-login, .btn-signup { padding: 7px 14px; font-size: 0.8rem; }
            .article-banner h1 { font-size: 1.4rem; }
            .fab-left { left: 12px; bottom: 70px; }
            .fab-btn { width: 44px; height: 44px; font-size: 1.1rem; }
        }

/* roulang page: category2 */
:root {
            --primary: #0052FF;
            --primary-dark: #003BBF;
            --accent: #00F0FF;
            --bg-deep: #08090F;
            --bg-card: #0D111E;
            --text-white: #FFFFFF;
            --text-silver: #CBD5E1;
            --text-muted: #94A3B8;
            --border-glow: rgba(0, 240, 255, 0.4);
            --shadow-cyber: 0 0 15px rgba(0, 240, 255, 0.5);
            --shadow-primary: 0 0 20px rgba(0, 82, 255, 0.4);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --space-xs: 8px;
            --space-sm: 16px;
            --space-md: 32px;
            --space-lg: 48px;
            --space-xl: 64px;
            --space-2xl: 80px;
            --font-heading: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
            --font-body: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            background: var(--bg-deep);
            color: var(--text-white);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease;
        }
        button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            outline: none;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        /* Navigation */
        .top-nav {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(8, 9, 15, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0, 240, 255, 0.15);
            z-index: 100;
            padding: 0;
            transition: background 0.3s ease;
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            gap: var(--space-sm);
        }
        .logo-text {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.15rem;
            background: linear-gradient(135deg, #00F0FF, #0052FF);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
            flex-shrink: 0;
            max-width: 380px;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .nav-links a {
            color: var(--text-silver);
            font-weight: 500;
            font-size: 0.95rem;
            position: relative;
            padding: 4px 0;
            transition: color 0.25s ease;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width 0.3s ease;
            box-shadow: var(--shadow-cyber);
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent);
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .btn-login {
            background: transparent;
            border: 1px solid var(--text-silver);
            color: var(--text-white);
            padding: 8px 20px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.25s ease;
        }
        .btn-login:hover {
            border-color: var(--accent);
            color: var(--accent);
            box-shadow: 0 0 10px rgba(0, 240, 255, 0.3);
        }
        .btn-signup {
            background: linear-gradient(135deg, #0052FF, #00F0FF);
            border: none;
            color: #000;
            padding: 8px 20px;
            border-radius: 24px;
            font-weight: 700;
            font-size: 0.9rem;
            transition: all 0.25s ease;
        }
        .btn-signup:hover {
            box-shadow: var(--shadow-cyber);
            transform: translateY(-1px);
        }
        .mobile-toggle {
            display: none;
            background: transparent;
            border: none;
            color: var(--text-white);
            font-size: 1.5rem;
            padding: 8px;
        }
        /* Hero */
        .hero {
            padding: 120px 0 var(--space-xl);
            position: relative;
            background: radial-gradient(ellipse at 30% 40%, rgba(0, 82, 255, 0.15) 0%, transparent 60%),
                        radial-gradient(ellipse at 70% 60%, rgba(0, 240, 255, 0.08) 0%, transparent 60%),
                        var(--bg-deep);
        }
        .hero .container {
            display: flex;
            align-items: center;
            gap: var(--space-lg);
            flex-wrap: wrap;
        }
        .hero-content {
            flex: 1 1 500px;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(0, 240, 255, 0.1);
            border: 1px solid rgba(0, 240, 255, 0.3);
            color: var(--accent);
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: var(--space-sm);
            letter-spacing: 0.5px;
        }
        .hero h1 {
            font-family: var(--font-heading);
            font-size: clamp(2rem, 4.5vw, 3rem);
            font-weight: 800;
            margin: 0 0 var(--space-sm);
            line-height: 1.2;
            background: linear-gradient(135deg, #FFFFFF, #CBD5E1);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-silver);
            margin-bottom: var(--space-md);
            max-width: 540px;
            line-height: 1.6;
        }
        .hero-stats {
            display: flex;
            gap: var(--space-lg);
            margin-bottom: var(--space-md);
            flex-wrap: wrap;
        }
        .hero-stat {
            text-align: left;
        }
        .hero-stat-num {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--accent);
            text-shadow: var(--shadow-cyber);
            line-height: 1;
        }
        .hero-stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
        }
        .hero-cta-group {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-block;
            background: linear-gradient(135deg, #0052FF, #00F0FF);
            color: #000;
            padding: 14px 32px;
            border-radius: 32px;
            font-weight: 700;
            font-size: 1rem;
            transition: all 0.3s ease;
            box-shadow: 0 4px 18px rgba(0, 82, 255, 0.35);
        }
        .btn-primary:hover {
            box-shadow: var(--shadow-primary);
            transform: translateY(-2px);
        }
        .btn-secondary {
            display: inline-block;
            background: transparent;
            border: 2px solid var(--accent);
            color: var(--accent);
            padding: 12px 28px;
            border-radius: 32px;
            font-weight: 600;
            font-size: 1rem;
            transition: all 0.3s ease;
        }
        .btn-secondary:hover {
            background: rgba(0, 240, 255, 0.1);
            box-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
        }
        .hero-visual {
            flex: 1 1 400px;
            background: linear-gradient(145deg, rgba(0, 82, 255, 0.2), rgba(0, 240, 255, 0.1));
            border-radius: var(--radius-lg);
            padding: 40px;
            border: 1px solid rgba(0, 240, 255, 0.2);
            backdrop-filter: blur(4px);
        }
        .hero-visual img {
            border-radius: var(--radius-md);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
        }
        .hero-visual .code-display {
            background: #0A0A14;
            border: 1px dashed var(--accent);
            border-radius: var(--radius-sm);
            padding: var(--space-sm);
            margin-top: var(--space-sm);
            text-align: center;
            font-family: 'Courier New', monospace;
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 2px;
        }
        /* Steps */
        .steps-section {
            padding: var(--space-2xl) 0;
            position: relative;
            background: linear-gradient(180deg, var(--bg-deep), var(--bg-card));
        }
        .steps-section .section-label {
            color: var(--accent);
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: var(--space-xs);
        }
        .steps-section h2 {
            font-family: var(--font-heading);
            font-size: clamp(1.8rem, 3.5vw, 2.4rem);
            font-weight: 800;
            margin-bottom: var(--space-lg);
            line-height: 1.2;
        }
        .step-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: var(--space-md);
            counter-reset: step;
        }
        .step-card {
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md);
            padding: var(--space-md);
            position: relative;
            transition: all 0.3s ease;
        }
        .step-card::before {
            counter-increment: step;
            content: "BƯỚC " counter(step);
            display: inline-block;
            background: linear-gradient(135deg, #0052FF, #00F0FF);
            color: #000;
            font-weight: 700;
            font-size: 0.75rem;
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: var(--space-sm);
        }
        .step-card:hover {
            border-color: var(--accent);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
            transform: translateY(-4px);
        }
        .step-card h3 {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .step-card p {
            color: var(--text-silver);
            font-size: 0.95rem;
            margin: 0;
        }
        /* Benefit grid */
        .benefit-section {
            padding: var(--space-2xl) 0;
            background: var(--bg-deep);
        }
        .benefit-section h2 {
            font-family: var(--font-heading);
            font-size: clamp(1.8rem, 3.5vw, 2.4rem);
            font-weight: 800;
            margin-bottom: var(--space-lg);
            line-height: 1.2;
        }
        .benefit-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: var(--space-md);
        }
        .benefit-item {
            background: rgba(13, 17, 30, 0.7);
            border: 1px solid rgba(0, 240, 255, 0.12);
            border-radius: var(--radius-md);
            padding: var(--space-md);
            transition: all 0.3s ease;
        }
        .benefit-item:hover {
            border-color: var(--accent);
            box-shadow: 0 0 12px rgba(0, 240, 255, 0.2);
        }
        .benefit-icon {
            font-size: 2.2rem;
            color: var(--accent);
            margin-bottom: var(--space-sm);
        }
        .benefit-item h3 {
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 6px;
        }
        .benefit-item p {
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        /* CTA banner mid */
        .cta-mid {
            padding: var(--space-xl) 0;
            background: linear-gradient(135deg, rgba(0, 82, 255, 0.15), rgba(0, 240, 255, 0.1));
            border-top: 1px solid rgba(0, 240, 255, 0.2);
            border-bottom: 1px solid rgba(0, 240, 255, 0.2);
        }
        .cta-mid .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: var(--space-md);
        }
        .cta-mid h3 {
            font-family: var(--font-heading);
            font-size: 1.6rem;
            font-weight: 700;
            margin: 0;
        }
        /* FAQ */
        .faq-section {
            padding: var(--space-2xl) 0;
            background: var(--bg-card);
        }
        .faq-section h2 {
            font-family: var(--font-heading);
            font-size: clamp(1.8rem, 3.5vw, 2.4rem);
            font-weight: 800;
            margin-bottom: var(--space-lg);
        }
        .faq-list {
            max-width: 800px;
        }
        .faq-item {
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
        }
        .faq-question {
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: color 0.25s;
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            color: var(--text-silver);
            font-size: 0.95rem;
        }
        .faq-answer.open {
            max-height: 300px;
            padding-top: 12px;
        }
        .faq-icon {
            font-size: 1.2rem;
            transition: transform 0.3s;
        }
        /* CTA footer section */
        .cta-footer {
            padding: var(--space-xl) 0;
            background: linear-gradient(145deg, #08090F, #0D111E);
            text-align: center;
        }
        .cta-footer h2 {
            font-family: var(--font-heading);
            font-size: clamp(1.8rem, 3.5vw, 2.4rem);
            font-weight: 800;
            margin-bottom: var(--space-sm);
        }
        .cta-footer p {
            color: var(--text-silver);
            margin-bottom: var(--space-md);
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        /* Footer */
        .footer {
            background: #05060A;
            padding: var(--space-xl) 0 var(--space-md);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            color: var(--text-muted);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: var(--space-md);
            margin-bottom: var(--space-lg);
        }
        .footer-brand .logo-text {
            font-size: 1.2rem;
            margin-bottom: 10px;
            display: inline-block;
        }
        .footer-brand p {
            font-size: 0.9rem;
        }
        .footer-col h4 {
            color: var(--text-white);
            font-weight: 700;
            margin-bottom: 12px;
            font-size: 0.95rem;
        }
        .footer-col a {
            display: block;
            color: var(--text-muted);
            margin-bottom: 6px;
            font-size: 0.9rem;
            transition: color 0.25s;
        }
        .footer-col a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: var(--space-sm);
            padding-top: var(--space-sm);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 0.85rem;
        }
        .footer-badges {
            display: flex;
            gap: 16px;
            align-items: center;
        }
        .footer-badges span {
            background: rgba(0, 240, 255, 0.1);
            padding: 4px 12px;
            border-radius: 16px;
            font-weight: 600;
            font-size: 0.8rem;
            border: 1px solid rgba(0, 240, 255, 0.2);
        }
        /* FAB */
        .fab-left {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
        }
        .fab-cyber {
            width: 52px;
            height: 52px;
            background: rgba(0, 0, 0, 0.65);
            backdrop-filter: blur(8px);
            border-radius: 50%;
            border: 2px solid transparent;
            background-clip: padding-box;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 1.5rem;
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.45);
            transition: all 0.3s ease;
            cursor: pointer;
        }
        .fab-cyber::before {
            content: '';
            position: absolute;
            top: -2px;
            left: -2px;
            right: -2px;
            bottom: -2px;
            border-radius: 50%;
            background: linear-gradient(135deg, #0052FF, #00F0FF);
            z-index: -1;
            opacity: 0.7;
        }
        .fab-cyber:hover {
            transform: scale(1.1);
            box-shadow: 0 0 30px rgba(0, 240, 255, 0.7);
        }
        .fab-notification {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            background: #FF0055;
            border-radius: 50%;
            border: 2px solid #000;
            animation: pulse-dot 1.6s infinite;
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.4; }
        }
        /* Mobile */
        @media (max-width: 1024px) {
            .nav-links {
                gap: 16px;
            }
            .logo-text {
                max-width: 260px;
                font-size: 1rem;
            }
        }
        @media (max-width: 768px) {
            .nav-inner {
                flex-wrap: wrap;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                width: 100%;
                background: rgba(8, 9, 15, 0.95);
                flex-direction: column;
                padding: var(--space-sm);
                gap: 12px;
                backdrop-filter: blur(12px);
            }
            .nav-links.open {
                display: flex;
            }
            .mobile-toggle {
                display: block;
            }
            .nav-actions .btn-login,
            .nav-actions .btn-signup {
                display: block;
            }
            .hero .container {
                flex-direction: column;
            }
            .hero-visual {
                width: 100%;
            }
            .cta-mid .container {
                flex-direction: column;
                text-align: center;
            }
        }

/* roulang page: category3 */
:root {
            --primary-deep: #062315;
            --primary-mid: #0B3C25;
            --primary-light: #1A5A3A;
            --accent-gold: #FFCC00;
            --accent-lime: #32CD32;
            --text-white: #FFFDF0;
            --text-light: #C5E2D2;
            --text-muted: #8DB89F;
            --border-soft: rgba(255,204,0,0.2);
            --shadow-card: 0 8px 32px rgba(0,0,0,0.4);
            --shadow-gold: 0 4px 20px rgba(255,204,0,0.3);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 36px;
            --font-heading: 'Segoe UI', 'Roboto', sans-serif;
            --font-body: 'Segoe UI', 'Roboto', 'Open Sans', sans-serif;
        }

        * {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-body);
            background: linear-gradient(170deg, var(--primary-deep) 0%, var(--primary-mid) 40%, #0A2E1C 100%);
            background-attachment: fixed;
            color: var(--text-light);
            margin: 0;
            padding: 0;
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

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

        /* ========== TOP NAVIGATION ========== */
        .top-nav {
            background: rgba(6,35,21,0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-soft);
            position: sticky;
            top: 0;
            z-index: 95;
            padding: 12px 0;
            box-shadow: 0 4px 20px rgba(0,0,0,0.5);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .logo-text {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--accent-gold);
            letter-spacing: -0.3px;
            text-shadow: 0 0 12px rgba(255,204,0,0.5);
            white-space: nowrap;
            margin-right: 24px;
            flex-shrink: 0;
        }
        .logo-text:hover {
            color: #FFE066;
            text-shadow: 0 0 18px rgba(255,204,0,0.7);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .nav-links a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 24px;
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-light);
            transition: all 0.2s ease;
            white-space: nowrap;
        }
        .nav-links a:hover {
            background: rgba(255,204,0,0.12);
            color: var(--accent-gold);
        }
        .nav-links a.active {
            background: rgba(255,204,0,0.2);
            color: var(--accent-gold);
            font-weight: 600;
            box-shadow: 0 0 12px rgba(255,204,0,0.25);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn-login {
            background: transparent;
            border: 1.5px solid var(--text-light);
            color: var(--text-light);
            padding: 8px 18px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.9rem;
        }
        .btn-login:hover {
            background: rgba(255,255,255,0.1);
            border-color: var(--accent-gold);
            color: var(--accent-gold);
        }
        .btn-signup {
            background: linear-gradient(135deg, var(--accent-gold), #FF9F00);
            color: #1A1A0D;
            padding: 9px 20px;
            border-radius: 24px;
            font-weight: 700;
            font-size: 0.9rem;
            box-shadow: var(--shadow-gold);
        }
        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 26px rgba(255,204,0,0.45);
            background: linear-gradient(135deg, #FFE066, var(--accent-gold));
        }
        .mobile-toggle {
            display: none;
            background: transparent;
            border: none;
            color: var(--accent-gold);
            font-size: 1.5rem;
            padding: 4px 8px;
        }

        /* ========== HERO (直播预告封面 + 开播倒计时 + 提醒订阅) ========== */
        .hero-section {
            background: linear-gradient(135deg, rgba(11,60,37,0.9) 0%, rgba(6,35,21,0.95) 100%), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            padding: 70px 0 80px;
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -10%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(255,204,0,0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            text-align: left;
            max-width: 800px;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(255,204,0,0.15);
            border: 1px solid var(--accent-gold);
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 0.85rem;
            padding: 6px 16px;
            border-radius: 24px;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }
        .hero-section h1 {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 2.8rem;
            color: var(--accent-gold);
            text-shadow: 0 4px 20px rgba(255,204,0,0.5);
            margin-bottom: 16px;
            line-height: 1.25;
        }
        .hero-section .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-light);
            margin-bottom: 28px;
            max-width: 600px;
            line-height: 1.6;
        }
        .hero-cover-img {
            position: absolute;
            right: -20px;
            top: 50%;
            transform: translateY(-50%);
            width: 400px;
            max-width: 35%;
            border-radius: var(--radius-lg);
            box-shadow: 0 20px 50px rgba(0,0,0,0.6), 0 0 0 3px rgba(255,204,0,0.2);
            z-index: 1;
            display: none;
        }
        @media (min-width: 900px) {
            .hero-cover-img {
                display: block;
            }
            .hero-content {
                max-width: 55%;
            }
        }
        .countdown-row {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }
        .countdown-box {
            background: rgba(255,255,255,0.05);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            text-align: center;
            min-width: 70px;
            backdrop-filter: blur(10px);
        }
        .countdown-box .num {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 2rem;
            color: var(--accent-gold);
            line-height: 1.1;
        }
        .countdown-box .label {
            font-size: 0.8rem;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .hero-cta-row {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            align-items: center;
        }
        .btn-hero-primary {
            background: linear-gradient(135deg, var(--accent-gold), #FF9F00);
            color: #1A1A0D;
            padding: 14px 32px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1.05rem;
            box-shadow: 0 8px 28px rgba(255,204,0,0.4);
        }
        .btn-hero-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 36px rgba(255,204,0,0.55);
        }
        .btn-hero-outline {
            background: transparent;
            border: 2px solid var(--accent-lime);
            color: var(--accent-lime);
            padding: 13px 30px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1rem;
        }
        .btn-hero-outline:hover {
            background: rgba(50,205,50,0.12);
            border-color: #5DE05D;
            color: #5DE05D;
        }

        /* ========== MAIN CONTENT ========== */
        .content-section {
            padding: 60px 0;
        }
        .section-label {
            display: inline-block;
            font-weight: 700;
            font-size: 0.8rem;
            letter-spacing: 1px;
            text-transform: uppercase;
            color: var(--accent-gold);
            margin-bottom: 8px;
        }
        .section-title {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 2rem;
            color: var(--text-white);
            margin-bottom: 20px;
            line-height: 1.3;
        }
        .section-lead {
            font-size: 1.05rem;
            color: var(--text-light);
            margin-bottom: 36px;
            max-width: 700px;
        }

        /* ========== CARDS & COMPONENTS ========== */
        .tip-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 24px;
            margin-bottom: 40px;
        }
        .tip-card {
            background: rgba(11,60,37,0.5);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            backdrop-filter: blur(8px);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        .tip-card:hover {
            transform: translateY(-6px);
            border-color: var(--accent-gold);
            box-shadow: var(--shadow-gold);
        }
        .tip-card .tip-icon {
            font-size: 2.2rem;
            color: var(--accent-gold);
            margin-bottom: 16px;
        }
        .tip-card h3 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--accent-lime);
            margin-bottom: 10px;
        }
        .tip-card p {
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.6;
            margin: 0;
        }
        .tip-card .tip-number {
            position: absolute;
            top: 16px;
            right: 20px;
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 3rem;
            color: rgba(255,204,0,0.08);
            pointer-events: none;
        }

        .strategy-block {
            display: flex;
            gap: 40px;
            align-items: center;
            flex-wrap: wrap;
            margin: 50px 0;
            background: rgba(11,60,37,0.4);
            border-radius: var(--radius-xl);
            padding: 40px;
            border: 1px solid var(--border-soft);
        }
        .strategy-block .strategy-text {
            flex: 1 1 300px;
        }
        .strategy-block .strategy-img {
            flex: 0 0 280px;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .strategy-block h3 {
            font-family: var(--font-heading);
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 1.6rem;
            margin-bottom: 12px;
        }
        .strategy-block p {
            color: var(--text-light);
            line-height: 1.7;
        }

        .table-wrap {
            overflow-x: auto;
            margin: 30px 0;
        }
        .styled-table {
            width: 100%;
            border-collapse: collapse;
            background: rgba(11,60,37,0.4);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-soft);
        }
        .styled-table th {
            background: rgba(255,204,0,0.12);
            color: var(--accent-gold);
            font-weight: 700;
            padding: 14px 16px;
            text-align: left;
            font-size: 0.9rem;
        }
        .styled-table td {
            padding: 12px 16px;
            border-bottom: 1px solid var(--border-soft);
            color: var(--text-light);
            font-size: 0.9rem;
        }
        .styled-table tr:last-child td {
            border-bottom: none;
        }
        .badge-success {
            display: inline-block;
            background: rgba(50,205,50,0.2);
            color: var(--accent-lime);
            padding: 4px 12px;
            border-radius: 16px;
            font-weight: 600;
            font-size: 0.8rem;
        }
        .badge-warning {
            display: inline-block;
            background: rgba(255,204,0,0.15);
            color: var(--accent-gold);
            padding: 4px 12px;
            border-radius: 16px;
            font-weight: 600;
            font-size: 0.8rem;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: rgba(11,60,37,0.35);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            margin: 50px 0;
            border: 1px solid var(--border-soft);
        }
        .faq-item {
            border-bottom: 1px solid var(--border-soft);
            padding: 20px 0;
            cursor: pointer;
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--accent-gold);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }
        .faq-question i {
            transition: transform 0.3s;
            color: var(--accent-lime);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding-top 0.3s;
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-top: 12px;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        /* ========== CTA ========== */
        .cta-banner {
            background: linear-gradient(135deg, rgba(255,204,0,0.15) 0%, rgba(50,205,50,0.1) 100%);
            border-radius: var(--radius-xl);
            padding: 50px 36px;
            text-align: center;
            border: 2px solid var(--accent-gold);
            margin: 50px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::after {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 150px;
            height: 150px;
            background: url('/assets/images/coverpic/cover-9.jpg') center/cover no-repeat;
            opacity: 0.4;
            border-radius: 50%;
            z-index: 0;
        }
        .cta-banner h3 {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 1.8rem;
            color: var(--accent-gold);
            position: relative;
            z-index: 1;
        }
        .cta-banner p {
            color: var(--text-light);
            position: relative;
            z-index: 1;
            margin-bottom: 24px;
        }
        .btn-cta {
            background: linear-gradient(135deg, var(--accent-gold), #FF9F00);
            color: #1A1A0D;
            padding: 14px 36px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1.1rem;
            box-shadow: var(--shadow-gold);
            position: relative;
            z-index: 1;
        }
        .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 32px rgba(255,204,0,0.5);
        }

        /* ========== FOOTER ========== */
        .footer {
            background: rgba(4,18,10,0.96);
            border-top: 2px solid var(--border-soft);
            padding: 50px 0 30px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-brand .logo-text {
            font-size: 1.15rem;
            display: block;
            margin-bottom: 10px;
        }
        .footer-brand p {
            color: var(--text-muted);
            font-size: 0.85rem;
            line-height: 1.6;
        }
        .footer-col h4 {
            font-family: var(--font-heading);
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 14px;
        }
        .footer-col a {
            display: block;
            color: var(--text-light);
            font-size: 0.88rem;
            margin-bottom: 8px;
            transition: color 0.2s;
        }
        .footer-col a:hover {
            color: var(--accent-gold);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            border-top: 1px solid var(--border-soft);
            padding-top: 20px;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .footer-badges {
            display: flex;
            gap: 12px;
        }
        .footer-badges span {
            background: rgba(255,204,0,0.1);
            padding: 4px 14px;
            border-radius: 16px;
            font-weight: 600;
            color: var(--accent-gold);
            font-size: 0.8rem;
        }

        /* ========== FAB ========== */
        .fab-left {
            position: fixed;
            left: 20px;
            bottom: 80px;
            z-index: 90;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: radial-gradient(circle at 40% 35%, #0A2E1C, #062315);
            border: 2px solid var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255,204,0,0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
            opacity: 0.75;
        }
        .fab-left i {
            font-size: 1.4rem;
            color: var(--accent-gold);
        }
        .fab-left:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 6px 30px rgba(255,204,0,0.55);
        }
        .fab-left .notify-dot {
            position: absolute;
            top: 6px;
            right: 6px;
            width: 10px;
            height: 10px;
            background: #FF0033;
            border-radius: 50%;
            animation: pulse-dot 1.5s infinite;
        }
        @keyframes pulse-dot {
            0%,100%{opacity:1;transform:scale(1)}
            50%{opacity:0.5;transform:scale(1.4)}
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-section h1 {
                font-size: 2.2rem;
            }
            .hero-cover-img {
                display: none;
            }
            .hero-content {
                max-width: 100%;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                gap: 4px;
                margin-top: 12px;
            }
            .nav-links.show {
                display: flex;
            }
            .mobile-toggle {
                display: inline-block;
            }
            .logo-text {
                font-size: 1.1rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .strategy-block {
                padding: 24px;
                gap: 20px;
            }
            .tip-grid {
                grid-template-columns: 1fr;
            }
            .hero-section {
                padding: 40px 0 50px;
            }
            .countdown-row {
                gap: 10px;
            }
            .countdown-box {
                padding: 12px 14px;
                min-width: 55px;
            }
            .countdown-box .num {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 12px;
                text-align: center;
            }
            .hero-section h1 {
                font-size: 1.7rem;
            }
            .cta-banner {
                padding: 30px 20px;
            }
            .faq-section {
                padding: 30px 20px;
            }
        }