/* roulang page: index */
@import url('/assets/css/vendor/d3ed4e98d7-css2.css');
        
        :root {
            --bg-primary: #07070D;
            --bg-secondary: #0E1E2E;
            --bg-tertiary: #0A1520;
            --accent-cyan: #06B6D4;
            --accent-lime: #A3E635;
            --accent-pink: #F43F5E;
            --accent-gold: #F59E0B;
            --accent-seafoam: #7DD3FC;
            --text-primary: #F8FAFC;
            --text-secondary: #94A3B8;
            --text-muted: #64748B;
            --border-subtle: rgba(148,163,184,0.12);
            --border-neon: rgba(6,182,212,0.25);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 9999px;
            --shadow-depth: 0 20px 50px rgba(0,0,0,0.45);
            --shadow-glow: 0 0 25px rgba(6,182,212,0.25);
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s ease;
            --transition-slow: 0.55s cubic-bezier(0.22,1,0.36,1);
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        html {
            scroll-behavior: smooth;
            -webkit-tap-highlight-color: transparent;
        }
        
        body {
            font-family: 'Be Vietnam Pro', 'Inter', system-ui, sans-serif;
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: 
                radial-gradient(ellipse at 20% 20%, rgba(6,182,212,0.06) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 70%, rgba(163,230,53,0.04) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 50%, rgba(14,30,46,0.5) 0%, transparent 70%);
            pointer-events: none;
            z-index: 0;
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        
        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            transition: all var(--transition-fast);
        }
        
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 3px;
            border-radius: 4px;
        }
        
        .container-main {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
            z-index: 1;
        }
        
        /* ===== HEADER / NAV ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(7,7,13,0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }
        
        .site-header.scrolled {
            background: rgba(7,7,13,0.95);
            box-shadow: 0 6px 30px rgba(0,0,0,0.6);
            border-bottom-color: rgba(6,182,212,0.15);
        }
        
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            height: 68px;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1rem;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }
        
        .nav-logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(135deg, #06B6D4, #0E1E2E);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #fff;
            border: 2px solid rgba(6,182,212,0.5);
            box-shadow: 0 0 12px rgba(6,182,212,0.35);
            flex-shrink: 0;
        }
        
        .nav-logo span {
            color: var(--accent-cyan);
        }
        
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: wrap;
            justify-content: center;
        }
        
        .nav-links a {
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        
        .nav-links a:hover {
            color: var(--text-primary);
            background: rgba(6,182,212,0.08);
        }
        
        .nav-links a.active {
            color: var(--accent-cyan);
            background: rgba(6,182,212,0.1);
        }
        
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 3px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2px;
            border-radius: 2px;
            background: var(--accent-cyan);
            box-shadow: 0 0 8px var(--accent-cyan);
        }
        
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        
        .btn-nav-login {
            padding: 9px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-secondary);
            border: 1px solid rgba(148,163,184,0.3);
            background: transparent;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        
        .btn-nav-login:hover {
            color: var(--text-primary);
            border-color: rgba(148,163,184,0.55);
            background: rgba(148,163,184,0.06);
        }
        
        .btn-nav-signup {
            padding: 9px 20px;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            font-weight: 700;
            color: #07070D;
            background: linear-gradient(135deg, #A3E635, #06B6D4);
            box-shadow: 0 0 15px rgba(163,230,53,0.3);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        
        .btn-nav-signup:hover {
            box-shadow: 0 0 25px rgba(163,230,53,0.5);
            transform: translateY(-1px);
        }
        
        .btn-nav-signup:active {
            transform: translateY(1px) scale(0.98);
        }
        
        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-subtle);
            background: rgba(255,255,255,0.04);
            align-items: center;
            justify-content: center;
            font-size: 1.15rem;
            color: var(--text-primary);
            flex-shrink: 0;
        }
        
        .nav-toggle:hover {
            background: rgba(255,255,255,0.08);
            border-color: rgba(6,182,212,0.3);
        }
        
        .mobile-menu {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 12px 20px 18px;
            background: rgba(7,7,13,0.97);
            backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-subtle);
            position: absolute;
            top: 68px;
            left: 0;
            right: 0;
            z-index: 99;
        }
        
        .mobile-menu.open {
            display: flex;
        }
        
        .mobile-menu a {
            padding: 12px 14px;
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
        }
        
        .mobile-menu a:hover {
            background: rgba(6,182,212,0.08);
            color: var(--text-primary);
        }
        
        .mobile-menu a.active {
            color: var(--accent-cyan);
            background: rgba(6,182,212,0.1);
        }
        
        .mobile-menu-divider {
            height: 1px;
            background: var(--border-subtle);
            margin: 8px 0;
        }
        
        .mobile-menu-actions {
            display: flex;
            gap: 10px;
            padding: 8px 0;
        }
        
        .mobile-menu-actions .btn-nav-login,
        .mobile-menu-actions .btn-nav-signup {
            flex: 1;
            text-align: center;
        }
        
        /* ===== HERO ===== */
        .hero-section {
            position: relative;
            background: linear-gradient(180deg, #0A1520 0%, #0E1E2E 40%, #07070D 100%);
            border-bottom: 1px solid var(--border-subtle);
            overflow: hidden;
        }
        
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 220px;
            background: 
                radial-gradient(ellipse at 15% 30%, rgba(6,182,212,0.12) 0%, transparent 55%),
                radial-gradient(ellipse at 80% 20%, rgba(163,230,53,0.08) 0%, transparent 45%);
            pointer-events: none;
        }
        
        .hero-bg-image {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            opacity: 0.16;
            pointer-events: none;
            z-index: 0;
        }
        
        .hero-bg-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
        }
        
        .hero-inner {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            padding: 70px 0 80px;
        }
        
        .hero-content {
            display: flex;
            flex-direction: column;
            gap: 22px;
        }
        
        .hero-badge-group {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            background: rgba(6,182,212,0.12);
            border: 1px solid rgba(6,182,212,0.25);
            color: var(--accent-seafoam);
        }
        
        .hero-badge.warning {
            background: rgba(245,158,11,0.12);
            border-color: rgba(245,158,11,0.3);
            color: #FCD34D;
        }
        
        .hero-badge.danger {
            background: rgba(244,63,94,0.12);
            border-color: rgba(244,63,94,0.3);
            color: #FDA4AF;
        }
        
        .hero-title {
            font-size: clamp(2rem, 4.5vw, 3.2rem);
            font-weight: 900;
            line-height: 1.18;
            letter-spacing: -0.03em;
            color: var(--text-primary);
            margin: 0;
        }
        
        .hero-title .highlight {
            background: linear-gradient(135deg, #06B6D4, #7DD3FC);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        .hero-title .highlight-gold {
            background: linear-gradient(135deg, #F59E0B, #FCD34D);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        .hero-description {
            font-size: 1.05rem;
            color: var(--text-secondary);
            line-height: 1.65;
            max-width: 520px;
            font-weight: 400;
        }
        
        .hero-description strong {
            color: var(--text-primary);
            font-weight: 600;
        }
        
        .hero-cta-group {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
            margin-top: 6px;
        }
        
        .btn-primary-hero {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 700;
            background: linear-gradient(135deg, #A3E635, #06B6D4);
            color: #07070D;
            box-shadow: 0 0 25px rgba(163,230,53,0.35);
            transition: all var(--transition-base);
        }
        
        .btn-primary-hero:hover {
            box-shadow: 0 0 40px rgba(163,230,53,0.55);
            transform: translateY(-2px);
        }
        
        .btn-primary-hero:active {
            transform: translateY(1px) scale(0.98);
        }
        
        .btn-secondary-hero {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 26px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 600;
            border: 1px solid rgba(6,182,212,0.4);
            background: rgba(6,182,212,0.08);
            color: var(--accent-seafoam);
            transition: all var(--transition-base);
        }
        
        .btn-secondary-hero:hover {
            background: rgba(6,182,212,0.16);
            border-color: rgba(6,182,212,0.6);
            box-shadow: 0 0 20px rgba(6,182,212,0.2);
        }
        
        .hero-stats-mini {
            display: flex;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
            margin-top: 6px;
        }
        
        .hero-stat-mini {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--text-secondary);
        }
        
        .hero-stat-mini i {
            color: var(--accent-cyan);
            font-size: 0.95rem;
        }
        
        .hero-stat-mini strong {
            color: var(--text-primary);
            font-weight: 700;
        }
        
        .hero-visual {
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }
        
        .hero-visual-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-neon);
            box-shadow: var(--shadow-depth), var(--shadow-glow);
            background: #0A1520;
            max-width: 480px;
            width: 100%;
        }
        
        .hero-visual-card img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 16/10;
        }
        
        .hero-visual-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 30px 24px 22px;
            background: linear-gradient(0deg, rgba(7,7,13,0.92) 20%, transparent 100%);
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 14px;
        }
        
        .hero-visual-overlay .label {
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            color: var(--accent-lime);
            text-transform: uppercase;
        }
        
        .hero-visual-overlay .value {
            font-size: 1.5rem;
            font-weight: 900;
            color: #fff;
            letter-spacing: -0.02em;
        }
        
        .hero-live-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 12px;
            border-radius: var(--radius-full);
            background: rgba(244,63,94,0.18);
            border: 1px solid rgba(244,63,94,0.35);
            font-size: 0.7rem;
            font-weight: 700;
            color: #FDA4AF;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }
        
        .hero-live-chip .pulse-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #F43F5E;
            animation: pulse-dot 1.5s ease-in-out infinite;
        }
        
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; box-shadow: 0 0 4px rgba(244,63,94,0.8); }
            50% { opacity: 0.4; box-shadow: 0 0 12px rgba(244,63,94,0.9); }
        }
        
        /* ===== SECTIONS ===== */
        .section {
            padding: 56px 0;
            position: relative;
            z-index: 1;
        }
        
        .section-alt {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }
        
        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }
        
        .section-header-left {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.72rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-cyan);
        }
        
        .section-label::before {
            content: '';
            width: 20px;
            height: 2px;
            border-radius: 2px;
            background: var(--accent-cyan);
            box-shadow: 0 0 8px var(--accent-cyan);
        }
        
        .section-title {
            font-size: clamp(1.4rem, 2.6vw, 2rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin: 0;
            line-height: 1.3;
        }
        
        .section-desc {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.65;
            max-width: 600px;
            margin-top: 4px;
        }
        
        .section-action-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent-seafoam);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        
        .section-action-link:hover {
            color: var(--accent-cyan);
            gap: 10px;
        }
        
        .section-action-link i {
            font-size: 0.8rem;
        }
        
        /* ===== FEATURE CARDS ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }
        
        .feature-card {
            background: rgba(10,21,32,0.8);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 26px 24px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, #06B6D4, #A3E635);
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        
        .feature-card:hover {
            border-color: var(--border-neon);
            box-shadow: var(--shadow-glow), 0 10px 40px rgba(0,0,0,0.35);
            transform: translateY(-4px);
        }
        
        .feature-card:hover::before {
            opacity: 1;
        }
        
        .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            margin-bottom: 16px;
            background: rgba(6,182,212,0.12);
            border: 1px solid rgba(6,182,212,0.25);
            color: var(--accent-seafoam);
        }
        
        .feature-card:nth-child(2) .feature-icon {
            background: rgba(163,230,53,0.1);
            border-color: rgba(163,230,53,0.25);
            color: var(--accent-lime);
        }
        
        .feature-card:nth-child(3) .feature-icon {
            background: rgba(245,158,11,0.1);
            border-color: rgba(245,158,11,0.25);
            color: #FCD34D;
        }
        
        .feature-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }
        
        .feature-desc {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        
        /* ===== CATEGORY MATRIX ===== */
        .category-matrix {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }
        
        .category-entry-card {
            position: relative;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
            background: rgba(10,21,32,0.75);
            padding: 22px 20px;
            transition: all var(--transition-base);
            overflow: hidden;
            min-height: 150px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        
        .category-entry-card:hover {
            border-color: var(--border-neon);
            box-shadow: var(--shadow-glow), 0 12px 36px rgba(0,0,0,0.4);
            transform: translateY(-3px);
        }
        
        .category-entry-card .entry-number {
            font-size: 0.7rem;
            font-weight: 800;
            letter-spacing: 0.08em;
            color: var(--text-muted);
            margin-bottom: 8px;
        }
        
        .category-entry-card .entry-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: -0.01em;
            margin-bottom: 6px;
        }
        
        .category-entry-card .entry-desc {
            font-size: 0.78rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }
        
        .category-entry-card .entry-arrow {
            position: absolute;
            top: 18px;
            right: 18px;
            width: 30px;
            height: 30px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            background: rgba(255,255,255,0.05);
            color: var(--text-secondary);
            transition: all var(--transition-fast);
        }
        
        .category-entry-card:hover .entry-arrow {
            background: rgba(6,182,212,0.15);
            color: var(--accent-cyan);
        }
        
        /* ===== NEWS / LATEST ===== */
        .latest-section {
            display: grid;
            grid-template-columns: 1.3fr 0.7fr;
            gap: 26px;
        }
        
        .latest-main-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        
        .latest-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 18px;
            border-radius: var(--radius-sm);
            background: rgba(10,21,32,0.6);
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-fast);
        }
        
        .latest-item:hover {
            border-color: var(--border-neon);
            background: rgba(6,182,212,0.06);
            transform: translateX(4px);
        }
        
        .latest-item-thumb {
            width: 58px;
            height: 58px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            object-fit: cover;
        }
        
        .latest-item-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .latest-item-content {
            flex: 1;
            min-width: 0;
        }
        
        .latest-item-cat {
            font-size: 0.68rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            color: var(--accent-cyan);
            margin-bottom: 4px;
        }
        
        .latest-item-title {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        
        .latest-item-meta {
            font-size: 0.72rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 10px;
            margin-top: 5px;
        }
        
        .latest-item-meta i {
            font-size: 0.7rem;
            color: var(--text-muted);
        }
        
        .latest-side {
            border-radius: var(--radius-md);
            background: rgba(10,21,32,0.7);
            border: 1px solid var(--border-subtle);
            padding: 22px;
            display: flex;
            flex-direction: column;
            gap: 14px;
            height: fit-content;
        }
        
        .latest-side-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        
        .latest-side-title i {
            color: var(--accent-gold);
            font-size: 0.9rem;
        }
        
        .latest-side-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-subtle);
            transition: all var(--transition-fast);
        }
        
        .latest-side-item:last-child {
            border-bottom: none;
        }
        
        .latest-side-item:hover {
            padding-left: 6px;
        }
        
        .latest-side-index {
            font-size: 0.7rem;
            font-weight: 800;
            color: var(--text-muted);
            width: 22px;
            flex-shrink: 0;
        }
        
        .latest-side-item-title {
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--text-secondary);
            line-height: 1.4;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition-fast);
        }
        
        .latest-side-item:hover .latest-side-item-title {
            color: var(--text-primary);
        }
        
        /* ===== HOT TOPICS ===== */
        .hot-topics-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }
        
        .hot-topic-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            min-height: 200px;
            display: flex;
            align-items: flex-end;
            transition: all var(--transition-base);
            cursor: pointer;
            background: #0A1520;
        }
        
        .hot-topic-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-depth), var(--shadow-glow);
            border-color: var(--border-neon);
        }
        
        .hot-topic-card img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.5;
            transition: opacity var(--transition-base), transform var(--transition-slow);
        }
        
        .hot-topic-card:hover img {
            opacity: 0.65;
            transform: scale(1.04);
        }
        
        .hot-topic-overlay {
            position: relative;
            z-index: 1;
            width: 100%;
            padding: 20px;
            background: linear-gradient(0deg, rgba(7,7,13,0.95) 25%, transparent 100%);
        }
        
        .hot-topic-tag {
            display: inline-block;
            padding: 4px 10px;
            border-radius: var(--radius-full);
            font-size: 0.65rem;
            font-weight: 700;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            background: rgba(244,63,94,0.25);
            border: 1px solid rgba(244,63,94,0.4);
            color: #FDA4AF;
            margin-bottom: 8px;
        }
        
        .hot-topic-tag.gold {
            background: rgba(245,158,11,0.2);
            border-color: rgba(245,158,11,0.4);
            color: #FCD34D;
        }
        
        .hot-topic-tag.cyan {
            background: rgba(6,182,212,0.2);
            border-color: rgba(6,182,212,0.4);
            color: var(--accent-seafoam);
        }
        
        .hot-topic-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.01em;
            margin-bottom: 4px;
        }
        
        .hot-topic-desc {
            font-size: 0.78rem;
            color: rgba(255,255,255,0.7);
            line-height: 1.5;
        }
        
        /* ===== INFO LIST ===== */
        .info-list-layout {
            display: grid;
            grid-template-columns: 1.4fr 0.6fr;
            gap: 24px;
        }
        
        .info-main-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        
        .info-list-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 14px 18px;
            border-radius: var(--radius-sm);
            background: rgba(10,21,32,0.5);
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-fast);
        }
        
        .info-list-item:hover {
            border-color: var(--border-neon);
            background: rgba(6,182,212,0.05);
        }
        
        .info-list-date {
            font-size: 0.7rem;
            font-weight: 600;
            color: var(--text-muted);
            white-space: nowrap;
            min-width: 70px;
            padding-top: 2px;
        }
        
        .info-list-text {
            flex: 1;
            min-width: 0;
        }
        
        .info-list-title {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.4;
            margin-bottom: 4px;
        }
        
        .info-list-summary {
            font-size: 0.78rem;
            color: var(--text-secondary);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        
        .info-highlight-box {
            border-radius: var(--radius-md);
            background: rgba(10,21,32,0.7);
            border: 1px solid var(--border-subtle);
            padding: 22px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            height: fit-content;
        }
        
        .info-highlight-label {
            font-size: 0.7rem;
            font-weight: 700;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            color: var(--accent-gold);
        }
        
        .info-highlight-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.4;
        }
        
        .info-highlight-desc {
            font-size: 0.82rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        
        /* ===== STATS ===== */
        .stats-band {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }
        
        .stats-item {
            text-align: center;
            padding: 22px 16px;
            border-radius: var(--radius-md);
            background: rgba(10,21,32,0.65);
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-base);
        }
        
        .stats-item:hover {
            border-color: var(--border-neon);
            box-shadow: var(--shadow-glow);
        }
        
        .stats-value {
            font-size: 1.8rem;
            font-weight: 900;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        
        .stats-value .accent {
            color: var(--accent-cyan);
        }
        
        .stats-label {
            font-size: 0.78rem;
            color: var(--text-secondary);
            font-weight: 500;
        }
        
        /* ===== TESTIMONIALS ===== */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }
        
        .testimonial-card {
            background: rgba(10,21,32,0.6);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            transition: all var(--transition-base);
        }
        
        .testimonial-card:hover {
            border-color: var(--border-neon);
            box-shadow: var(--shadow-glow), 0 8px 28px rgba(0,0,0,0.3);
            transform: translateY(-2px);
        }
        
        .testimonial-stars {
            display: flex;
            gap: 4px;
            color: #FCD34D;
            font-size: 0.8rem;
            margin-bottom: 12px;
        }
        
        .testimonial-name {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        
        .testimonial-role {
            font-size: 0.72rem;
            color: var(--text-muted);
        }
        
        .testimonial-text {
            font-size: 0.82rem;
            color: var(--text-secondary);
            line-height: 1.55;
            margin-top: 6px;
        }
        
        /* ===== CONTACT / CTA ===== */
        .contact-cta-section {
            background: linear-gradient(135deg, rgba(6,182,212,0.08), rgba(163,230,53,0.05));
            border: 1px solid var(--border-neon);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        
        .contact-cta-left {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        
        .contact-cta-title {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
        }
        
        .contact-cta-desc {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        
        .contact-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 26px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 700;
            background: linear-gradient(135deg, #A3E635, #06B6D4);
            color: #07070D;
            box-shadow: 0 0 22px rgba(163,230,53,0.3);
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        
        .contact-cta-btn:hover {
            box-shadow: 0 0 35px rgba(163,230,53,0.5);
            transform: translateY(-2px);
        }
        
        /* ===== FAB ===== */
        .fab-container {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        
        .fab-main {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            background: rgba(7,7,13,0.8);
            backdrop-filter: blur(12px);
            border: 2px solid transparent;
            background-image: linear-gradient(rgba(7,7,13,0.85), rgba(7,7,13,0.85)), linear-gradient(135deg, #A3E635, #06B6D4);
            background-origin: border-box;
            background-clip: padding-box, border-box;
            box-shadow: 0 0 20px rgba(6,182,212,0.45);
            color: var(--accent-cyan);
            transition: all var(--transition-base);
            position: relative;
            animation: fab-breathe 3s ease-in-out infinite;
        }
        
        .fab-main:hover {
            transform: scale(1.1);
            box-shadow: 0 0 35px rgba(6,182,212,0.65);
        }
        
        .fab-main:active {
            transform: scale(0.95);
        }
        
        .fab-badge {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: #F43F5E;
            border: 2px solid #07070D;
            box-shadow: 0 0 8px rgba(244,63,94,0.7);
            animation: fab-badge-pulse 2s ease-in-out infinite;
        }
        
        @keyframes fab-breathe {
            0%, 100% { opacity: 0.75; transform: translateY(0); }
            50% { opacity: 1; transform: translateY(-5px); }
        }
        
        @keyframes fab-badge-pulse {
            0%, 100% { box-shadow: 0 0 6px rgba(244,63,94,0.6); }
            50% { box-shadow: 0 0 16px rgba(244,63,94,0.9); }
        }
        
        /* ===== FOOTER ===== */
        .site-footer {
            background: #050508;
            border-top: 1px solid var(--border-subtle);
            padding: 44px 0 28px;
            position: relative;
            z-index: 1;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 0.8fr 0.8fr 1fr;
            gap: 32px;
            margin-bottom: 30px;
        }
        
        .footer-brand {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1rem;
            color: var(--text-primary);
        }
        
        .footer-logo-icon {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: linear-gradient(135deg, #06B6D4, #0E1E2E);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.95rem;
            color: #fff;
            border: 2px solid rgba(6,182,212,0.4);
        }
        
        .footer-desc {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.6;
            max-width: 320px;
        }
        
        .footer-payment-methods {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-top: 8px;
        }
        
        .payment-badge {
            padding: 6px 12px;
            border-radius: 6px;
            font-size: 0.7rem;
            font-weight: 600;
            background: rgba(255,255,255,0.05);
            border: 1px solid var(--border-subtle);
            color: var(--text-secondary);
            letter-spacing: 0.02em;
        }
        
        .payment-badge:hover {
            border-color: rgba(6,182,212,0.3);
            color: var(--text-primary);
        }
        
        .footer-col-title {
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            color: var(--text-primary);
            margin-bottom: 14px;
        }
        
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        
        .footer-col ul a {
            font-size: 0.82rem;
            color: var(--text-muted);
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        
        .footer-col ul a:hover {
            color: var(--accent-seafoam);
            transform: translateX(3px);
        }
        
        .footer-col ul a i {
            font-size: 0.65rem;
            color: var(--text-muted);
        }
        
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            flex-wrap: wrap;
        }
        
        .footer-copyright {
            font-size: 0.75rem;
            color: var(--text-muted);
        }
        
        .footer-links-bottom {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        
        .footer-links-bottom a {
            font-size: 0.72rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        
        .footer-links-bottom a:hover {
            color: var(--text-secondary);
        }
        
        .footer-trust-badges {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-top: 12px;
        }
        
        .trust-badge {
            padding: 5px 10px;
            border-radius: 4px;
            font-size: 0.65rem;
            font-weight: 600;
            background: rgba(6,182,212,0.08);
            border: 1px solid rgba(6,182,212,0.2);
            color: var(--text-secondary);
        }
        
        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .hero-inner {
                gap: 28px;
                padding: 50px 0 60px;
            }
            
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .category-matrix {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .latest-section {
                grid-template-columns: 1fr;
            }
            
            .hot-topics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .info-list-layout {
                grid-template-columns: 1fr;
            }
            
            .stats-band {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        
        @media (max-width: 768px) {
            .nav-inner {
                height: 60px;
                padding: 0 16px;
            }
            
            .nav-links {
                display: none;
            }
            
            .nav-toggle {
                display: flex;
            }
            
            .mobile-menu {
                top: 60px;
            }
            
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 24px;
                padding: 36px 0 44px;
            }
            
            .hero-content {
                gap: 16px;
            }
            
            .hero-title {
                font-size: clamp(1.7rem, 5vw, 2.3rem);
            }
            
            .hero-visual-card {
                max-width: 100%;
            }
            
            .section {
                padding: 38px 0;
            }
            
            .section-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            
            .features-grid {
                grid-template-columns: 1fr;
            }
            
            .category-matrix {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            
            .hot-topics-grid {
                grid-template-columns: 1fr;
            }
            
            .stats-band {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            
            .testimonials-grid {
                grid-template-columns: 1fr;
            }
            
            .contact-cta-section {
                flex-direction: column;
                align-items: flex-start;
                padding: 26px 22px;
            }
            
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            
            .fab-container {
                left: 12px;
                bottom: 72px;
            }
            
            .fab-main {
                width: 48px;
                height: 48px;
                font-size: 1.1rem;
            }
        }
        
        @media (max-width: 520px) {
            .container-main {
                padding: 0 14px;
            }
            
            .nav-inner {
                padding: 0 12px;
            }
            
            .nav-logo {
                font-size: 0.85rem;
                gap: 6px;
            }
            
            .nav-logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }
            
            .btn-nav-login {
                padding: 7px 12px;
                font-size: 0.75rem;
            }
            
            .btn-nav-signup {
                padding: 7px 14px;
                font-size: 0.75rem;
            }
            
            .category-matrix {
                grid-template-columns: 1fr;
            }
            
            .stats-band {
                grid-template-columns: 1fr 1fr;
            }
            
            .stats-value {
                font-size: 1.4rem;
            }
            
            .hero-cta-group {
                flex-direction: column;
                width: 100%;
            }
            
            .btn-primary-hero,
            .btn-secondary-hero {
                width: 100%;
                justify-content: center;
            }
            
            .hero-stats-mini {
                gap: 14px;
                flex-wrap: wrap;
            }
            
            .contact-cta-btn {
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #07070D;
            --bg-secondary: #0E1E2E;
            --bg-tertiary: #0A1520;
            --accent-cyan: #06B6D4;
            --accent-lime: #A3E635;
            --accent-pink: #F43F5E;
            --accent-gold: #F59E0B;
            --accent-seafoam: #7DD3FC;
            --text-primary: #F8FAFC;
            --text-secondary: #94A3B8;
            --text-muted: #64748B;
            --border-subtle: rgba(148,163,184,0.12);
            --border-neon: rgba(6,182,212,0.25);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 9999px;
            --shadow-depth: 0 20px 50px rgba(0,0,0,0.45);
            --shadow-glow: 0 0 25px rgba(6,182,212,0.25);
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s ease;
            --transition-slow: 0.55s cubic-bezier(0.22,1,0.36,1);
        }
        
        @import url('/assets/css/vendor/d3ed4e98d7-css2.css');
        
        html {
            scroll-behavior: smooth;
            -webkit-tap-highlight-color: transparent;
        }
        
        body {
            font-family: 'Be Vietnam Pro', 'Inter', system-ui, sans-serif;
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: 
                radial-gradient(ellipse at 20% 20%, rgba(6,182,212,0.06) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 70%, rgba(163,230,53,0.04) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 50%, rgba(14,30,46,0.5) 0%, transparent 70%);
            pointer-events: none;
            z-index: 0;
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        
        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            transition: all var(--transition-fast);
        }
        
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 3px;
            border-radius: 4px;
        }
        
        .container-main {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
            z-index: 1;
        }
        
        /* ===== HEADER / NAV ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(7,7,13,0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }
        
        .site-header.scrolled {
            background: rgba(7,7,13,0.95);
            box-shadow: 0 6px 30px rgba(0,0,0,0.6);
            border-bottom-color: rgba(6,182,212,0.15);
        }
        
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            height: 68px;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1rem;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }
        
        .nav-logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(135deg, #06B6D4, #0E1E2E);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #fff;
            border: 2px solid rgba(6,182,212,0.5);
            box-shadow: 0 0 12px rgba(6,182,212,0.35);
            flex-shrink: 0;
        }
        
        .nav-logo span {
            color: var(--accent-cyan);
        }
        
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: wrap;
            justify-content: center;
        }
        
        .nav-links a {
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        
        .nav-links a:hover {
            color: var(--text-primary);
            background: rgba(6,182,212,0.08);
        }
        
        .nav-links a.active {
            color: var(--accent-cyan);
            background: rgba(6,182,212,0.1);
        }
        
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 3px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2px;
            border-radius: 2px;
            background: var(--accent-cyan);
            box-shadow: 0 0 8px var(--accent-cyan);
        }
        
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        
        .btn-nav-login {
            padding: 9px 18px;
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-primary);
            border: 1px solid rgba(148,163,184,0.3);
            background: transparent;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        
        .btn-nav-login:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            background: rgba(6,182,212,0.05);
        }
        
        .btn-nav-signup {
            padding: 9px 20px;
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 700;
            color: #07070D;
            background: linear-gradient(135deg, #06B6D4, #A3E635);
            box-shadow: 0 0 15px rgba(6,182,212,0.4);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        
        .btn-nav-signup:hover {
            transform: translateY(-1px);
            box-shadow: 0 0 25px rgba(163,230,53,0.55);
            background: linear-gradient(135deg, #0AC5E3, #B4EE4A);
        }
        
        .nav-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-subtle);
            color: var(--text-primary);
            font-size: 1.25rem;
            background: rgba(255,255,255,0.03);
            transition: all var(--transition-fast);
        }
        
        .nav-toggle:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            background: rgba(6,182,212,0.08);
        }
        
        /* ===== HERO ===== */
        .hero-section {
            position: relative;
            padding: 80px 0 70px;
            background:
                radial-gradient(ellipse at 75% 30%, rgba(6,182,212,0.12) 0%, transparent 55%),
                radial-gradient(ellipse at 20% 80%, rgba(163,230,53,0.06) 0%, transparent 50%),
                linear-gradient(180deg, #0A1520 0%, #07070D 100%);
            border-bottom: 1px solid var(--border-subtle);
            overflow: hidden;
            min-height: 600px;
            display: flex;
            align-items: center;
        }
        
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/7fe83e35b36ecee8.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.08;
            pointer-events: none;
            z-index: 0;
        }
        
        .hero-inner {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 40px;
            align-items: center;
            position: relative;
            z-index: 1;
        }
        
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            background: rgba(6,182,212,0.1);
            border: 1px solid rgba(6,182,212,0.3);
            color: var(--accent-cyan);
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 20px;
        }
        
        .hero-badge i {
            font-size: 0.7rem;
            animation: pulse-dot 1.5s ease-in-out infinite;
        }
        
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.4); }
        }
        
        .hero-title {
            font-size: clamp(2.2rem, 5vw, 3.8rem);
            font-weight: 900;
            line-height: 1.12;
            letter-spacing: -0.03em;
            color: var(--text-primary);
            margin-bottom: 22px;
        }
        
        .hero-title .highlight {
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        .hero-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 32px;
            max-width: 520px;
        }
        
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }
        
        .btn-primary-glow {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: var(--radius-full);
            font-size: 1rem;
            font-weight: 700;
            color: #07070D;
            background: linear-gradient(135deg, #06B6D4, #A3E635);
            box-shadow: 0 8px 30px rgba(6,182,212,0.45);
            transition: all var(--transition-base);
        }
        
        .btn-primary-glow:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 40px rgba(163,230,53,0.55);
            background: linear-gradient(135deg, #0AC5E3, #B4EE4A);
        }
        
        .btn-secondary-outline {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 28px;
            border-radius: var(--radius-full);
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            border: 1px solid rgba(148,163,184,0.35);
            background: rgba(255,255,255,0.03);
            transition: all var(--transition-base);
        }
        
        .btn-secondary-outline:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            background: rgba(6,182,212,0.08);
            transform: translateY(-2px);
        }
        
        .hero-stats {
            display: flex;
            gap: 30px;
            margin-top: 38px;
            flex-wrap: wrap;
        }
        
        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        
        .hero-stat-value {
            font-size: 1.45rem;
            font-weight: 800;
            color: var(--accent-cyan);
            letter-spacing: -0.02em;
        }
        
        .hero-stat-label {
            font-size: 0.78rem;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            font-weight: 500;
        }
        
        .hero-visual {
            position: relative;
            display: flex;
            justify-content: center;
            align-items: center;
        }
        
        .hero-visual-card {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid rgba(6,182,212,0.25);
            box-shadow: var(--shadow-depth), var(--shadow-glow);
            background: rgba(7,7,13,0.6);
            backdrop-filter: blur(10px);
            width: 100%;
            max-width: 420px;
        }
        
        .hero-visual-card img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 4/3;
        }
        
        .hero-visual-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 25px 20px;
            background: linear-gradient(180deg, transparent 0%, rgba(7,7,13,0.9) 70%);
            pointer-events: none;
        }
        
        .hero-visual-overlay p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            font-weight: 500;
        }
        
        .hero-visual-overlay .rating-row {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-top: 6px;
        }
        
        .hero-visual-overlay .stars {
            color: var(--accent-gold);
            font-size: 0.9rem;
            letter-spacing: 2px;
        }
        
        .hero-visual-overlay .rating-text {
            color: var(--accent-lime);
            font-weight: 700;
            font-size: 0.85rem;
        }
        
        /* ===== SECTION COMMON ===== */
        .section-block {
            padding: 60px 0;
            position: relative;
        }
        
        .section-block-alt {
            background: rgba(14,30,46,0.35);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }
        
        .section-kicker {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            color: var(--accent-cyan);
            background: rgba(6,182,212,0.08);
            border: 1px solid rgba(6,182,212,0.2);
            padding: 6px 14px;
            border-radius: var(--radius-full);
            margin-bottom: 14px;
        }
        
        .section-title {
            font-size: clamp(1.6rem, 3.5vw, 2.5rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            line-height: 1.2;
            margin-bottom: 16px;
            text-align: left;
        }
        
        .section-desc {
            font-size: 0.98rem;
            color: var(--text-secondary);
            line-height: 1.65;
            max-width: 680px;
            text-align: left;
            margin-bottom: 36px;
        }
        
        /* ===== FEATURE CARDS ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        
        .feature-card {
            background: rgba(255,255,255,0.025);
            border: 1px solid rgba(148,163,184,0.1);
            border-radius: var(--radius-lg);
            padding: 26px 24px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-cyan), var(--accent-lime));
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        
        .feature-card:hover {
            border-color: rgba(6,182,212,0.3);
            transform: translateY(-4px);
            box-shadow: 0 12px 35px rgba(0,0,0,0.35), 0 0 25px rgba(6,182,212,0.12);
        }
        
        .feature-card:hover::before {
            opacity: 1;
        }
        
        .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: rgba(6,182,212,0.1);
            border: 1px solid rgba(6,182,212,0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--accent-cyan);
            margin-bottom: 16px;
            transition: all var(--transition-base);
        }
        
        .feature-card:hover .feature-icon {
            background: rgba(6,182,212,0.18);
            box-shadow: 0 0 18px rgba(6,182,212,0.3);
            transform: scale(1.05);
        }
        
        .feature-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }
        
        .feature-card p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        
        /* ===== DOWNLOAD CARDS ===== */
        .download-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        
        .download-card {
            background: rgba(255,255,255,0.03);
            border: 1px solid rgba(148,163,184,0.15);
            border-radius: var(--radius-lg);
            padding: 28px;
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        
        .download-card:hover {
            border-color: rgba(6,182,212,0.4);
            box-shadow: var(--shadow-glow);
            transform: translateY(-3px);
        }
        
        .download-card-header {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        
        .download-card-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.7rem;
            flex-shrink: 0;
        }
        
        .download-card-icon.android {
            background: rgba(163,230,53,0.1);
            border: 1px solid rgba(163,230,53,0.3);
            color: var(--accent-lime);
        }
        
        .download-card-icon.ios {
            background: rgba(6,182,212,0.1);
            border: 1px solid rgba(6,182,212,0.3);
            color: var(--accent-cyan);
        }
        
        .download-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
        }
        
        .download-card .version {
            font-size: 0.78rem;
            color: var(--text-muted);
            font-weight: 500;
        }
        
        .download-card p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex-grow: 1;
        }
        
        .download-card .btn-download {
            align-self: flex-start;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 24px;
            border-radius: var(--radius-full);
            font-size: 0.88rem;
            font-weight: 700;
            transition: all var(--transition-base);
        }
        
        .btn-download.android {
            background: rgba(163,230,53,0.12);
            color: var(--accent-lime);
            border: 1px solid rgba(163,230,53,0.4);
        }
        
        .btn-download.android:hover {
            background: rgba(163,230,53,0.22);
            box-shadow: 0 0 22px rgba(163,230,53,0.35);
        }
        
        .btn-download.ios {
            background: rgba(6,182,212,0.12);
            color: var(--accent-cyan);
            border: 1px solid rgba(6,182,212,0.4);
        }
        
        .btn-download.ios:hover {
            background: rgba(6,182,212,0.22);
            box-shadow: 0 0 22px rgba(6,182,212,0.35);
        }
        
        /* ===== STEPS ===== */
        .steps-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step-counter;
        }
        
        .step-item {
            position: relative;
            padding: 26px 22px;
            background: rgba(255,255,255,0.02);
            border: 1px solid rgba(148,163,184,0.1);
            border-radius: var(--radius-lg);
            transition: all var(--transition-base);
        }
        
        .step-item:hover {
            border-color: rgba(6,182,212,0.3);
            background: rgba(6,182,212,0.04);
        }
        
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(135deg, #06B6D4, #A3E635);
            color: #07070D;
            font-weight: 800;
            font-size: 1rem;
            margin-bottom: 14px;
        }
        
        .step-item h3 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        
        .step-item p {
            font-size: 0.82rem;
            color: var(--text-secondary);
            line-height: 1.55;
        }
        
        /* ===== GALLERY ===== */
        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        
        .gallery-item {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid rgba(148,163,184,0.12);
            transition: all var(--transition-base);
            cursor: pointer;
        }
        
        .gallery-item:hover {
            border-color: rgba(6,182,212,0.4);
            box-shadow: 0 8px 25px rgba(0,0,0,0.4), 0 0 18px rgba(6,182,212,0.2);
            transform: scale(1.03);
        }
        
        .gallery-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 1/1;
            transition: transform var(--transition-slow);
        }
        
        .gallery-item:hover img {
            transform: scale(1.08);
        }
        
        .gallery-item .gallery-tag {
            position: absolute;
            bottom: 10px;
            left: 10px;
            padding: 5px 12px;
            border-radius: var(--radius-full);
            background: rgba(7,7,13,0.8);
            backdrop-filter: blur(8px);
            font-size: 0.7rem;
            font-weight: 600;
            color: var(--accent-cyan);
            border: 1px solid rgba(6,182,212,0.3);
        }
        
        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
        }
        
        .faq-item {
            background: rgba(255,255,255,0.02);
            border: 1px solid rgba(148,163,184,0.1);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        
        .faq-item:hover {
            border-color: rgba(6,182,212,0.25);
        }
        
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-primary);
            transition: color var(--transition-fast);
            width: 100%;
            text-align: left;
            background: transparent;
            border: none;
        }
        
        .faq-question:hover {
            color: var(--accent-cyan);
        }
        
        .faq-question .faq-toggle-icon {
            flex-shrink: 0;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: rgba(6,182,212,0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            color: var(--accent-cyan);
            transition: transform var(--transition-base);
        }
        
        .faq-item.open .faq-toggle-icon {
            transform: rotate(45deg);
            background: rgba(6,182,212,0.2);
        }
        
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
            padding: 0 22px;
        }
        
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }
        
        .faq-answer p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.65;
        }
        
        /* ===== CTA SECTION ===== */
        .cta-panel {
            background: linear-gradient(135deg, rgba(6,182,212,0.12) 0%, rgba(163,230,53,0.06) 50%, rgba(7,7,13,0.5) 100%);
            border: 1px solid rgba(6,182,212,0.3);
            border-radius: var(--radius-xl);
            padding: 40px;
            text-align: left;
            position: relative;
            overflow: hidden;
        }
        
        .cta-panel::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(6,182,212,0.2) 0%, transparent 70%);
            pointer-events: none;
            border-radius: 50%;
        }
        
        .cta-panel h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }
        
        .cta-panel p {
            font-size: 0.98rem;
            color: var(--text-secondary);
            line-height: 1.65;
            max-width: 560px;
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }
        
        .cta-panel .btn-cta-main {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 36px;
            border-radius: var(--radius-full);
            font-size: 1.05rem;
            font-weight: 700;
            color: #07070D;
            background: linear-gradient(135deg, #06B6D4, #A3E635);
            box-shadow: 0 8px 35px rgba(6,182,212,0.5);
            transition: all var(--transition-base);
            position: relative;
            z-index: 1;
        }
        
        .cta-panel .btn-cta-main:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 45px rgba(163,230,53,0.6);
            background: linear-gradient(135deg, #0AC5E3, #B4EE4A);
        }
        
        /* ===== PAYMENT BAR ===== */
        .payment-row {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            justify-content: flex-start;
        }
        
        .payment-badge {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 9px 18px;
            border-radius: var(--radius-full);
            background: rgba(255,255,255,0.04);
            border: 1px solid rgba(148,163,184,0.2);
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--text-primary);
            transition: all var(--transition-fast);
        }
        
        .payment-badge:hover {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 15px rgba(6,182,212,0.2);
            transform: translateY(-1px);
        }
        
        .payment-badge i {
            color: var(--accent-cyan);
            font-size: 0.85rem;
        }
        
        /* ===== FLOATING ACTION BUTTON ===== */
        .fab-left {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(7,7,13,0.85);
            backdrop-filter: blur(16px);
            border: 2px solid rgba(6,182,212,0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--accent-cyan);
            box-shadow: 0 0 22px rgba(6,182,212,0.45);
            cursor: pointer;
            transition: all var(--transition-base);
            animation: fab-breathe 3s ease-in-out infinite;
        }
        
        .fab-left:hover {
            transform: scale(1.12);
            box-shadow: 0 0 32px rgba(6,182,212,0.7);
            border-color: var(--accent-lime);
            color: var(--accent-lime);
            animation: none;
        }
        
        .fab-left:active {
            transform: scale(0.93);
        }
        
        @keyframes fab-breathe {
            0%, 100% { box-shadow: 0 0 18px rgba(6,182,212,0.35); }
            50% { box-shadow: 0 0 32px rgba(6,182,212,0.6); }
        }
        
        .fab-notification {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: #F43F5E;
            border: 2px solid #07070D;
            animation: fab-pulse 1.5s ease-in-out infinite;
        }
        
        @keyframes fab-pulse {
            0%, 100% { transform: scale(1); opacity: 1; }
            50% { transform: scale(1.5); opacity: 0.6; }
        }
        
        /* ===== BOTTOM STICKY CTA ===== */
        .bottom-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 90;
            background: rgba(7,7,13,0.94);
            backdrop-filter: blur(20px);
            border-top: 1px solid rgba(6,182,212,0.25);
            padding: 12px 0;
            transform: translateY(100%);
            transition: transform var(--transition-slow);
        }
        
        .bottom-cta-bar.visible {
            transform: translateY(0);
        }
        
        .bottom-cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        
        .bottom-cta-text {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
        }
        
        .bottom-cta-text span {
            color: var(--accent-lime);
        }
        
        .bottom-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 28px;
            border-radius: var(--radius-full);
            font-size: 0.9rem;
            font-weight: 700;
            color: #07070D;
            background: linear-gradient(135deg, #06B6D4, #A3E635);
            box-shadow: 0 0 20px rgba(6,182,212,0.5);
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        
        .bottom-cta-btn:hover {
            box-shadow: 0 0 30px rgba(163,230,53,0.65);
            transform: translateY(-1px);
        }
        
        /* ===== FOOTER ===== */
        .site-footer {
            background: rgba(7,7,13,0.95);
            border-top: 1px solid var(--border-subtle);
            padding: 50px 0 100px;
            margin-top: 0;
            position: relative;
            z-index: 1;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 36px;
        }
        
        .footer-brand {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 800;
            font-size: 1.05rem;
            color: var(--text-primary);
        }
        
        .footer-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: linear-gradient(135deg, #06B6D4, #0E1E2E);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            color: #fff;
            border: 1px solid rgba(6,182,212,0.4);
        }
        
        .footer-desc {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.6;
            max-width: 340px;
        }
        
        .footer-payment-methods {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        
        .footer-trust-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        
        .trust-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 6px 12px;
            border-radius: var(--radius-sm);
            background: rgba(255,255,255,0.03);
            border: 1px solid var(--border-subtle);
            font-size: 0.72rem;
            color: var(--text-muted);
            font-weight: 500;
        }
        
        .trust-badge i {
            color: var(--accent-lime);
            font-size: 0.7rem;
        }
        
        .footer-col h3 {
            font-size: 0.85rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.07em;
            color: var(--text-primary);
            margin-bottom: 16px;
        }
        
        .footer-col ul {
            list-style: none;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        
        .footer-col ul a {
            font-size: 0.82rem;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 7px;
            transition: all var(--transition-fast);
        }
        
        .footer-col ul a:hover {
            color: var(--accent-cyan);
            padding-left: 3px;
        }
        
        .footer-col ul a i {
            font-size: 0.6rem;
            color: var(--text-muted);
        }
        
        .footer-bottom {
            margin-top: 36px;
            padding-top: 22px;
            border-top: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        
        .footer-bottom a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        
        .footer-bottom a:hover {
            color: var(--accent-cyan);
        }
        
        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 30px;
                text-align: left;
            }
            .hero-desc {
                max-width: 100%;
            }
            .hero-visual {
                max-width: 480px;
                margin: 0;
            }
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .gallery-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr 1fr;
            }
        }
        
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background: rgba(7,7,13,0.97);
                border-bottom: 1px solid var(--border-subtle);
                padding: 16px 20px;
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
                z-index: 99;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                width: 100%;
                padding: 10px 14px;
                font-size: 0.92rem;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-actions {
                gap: 6px;
            }
            .btn-nav-login {
                padding: 7px 14px;
                font-size: 0.78rem;
            }
            .btn-nav-signup {
                padding: 7px 16px;
                font-size: 0.78rem;
            }
            .hero-section {
                padding: 50px 0 46px;
                min-height: auto;
            }
            .hero-title {
                font-size: clamp(1.7rem, 6vw, 2.5rem);
            }
            .hero-desc {
                font-size: 0.92rem;
            }
            .hero-stats {
                gap: 18px;
            }
            .hero-stat-value {
                font-size: 1.2rem;
            }
            .feature-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .download-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .steps-list {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .gallery-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .cta-panel {
                padding: 28px 22px;
            }
            .section-block {
                padding: 42px 0;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 26px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .bottom-cta-inner {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }
            .fab-left {
                width: 48px;
                height: 48px;
                left: 12px;
                bottom: 90px;
                font-size: 1.1rem;
            }
        }
        
        @media (max-width: 520px) {
            .nav-inner {
                height: 60px;
                padding: 0 14px;
                gap: 8px;
            }
            .nav-logo {
                font-size: 0.85rem;
                gap: 7px;
            }
            .nav-logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.85rem;
            }
            .nav-actions {
                gap: 4px;
            }
            .btn-nav-login {
                padding: 6px 10px;
                font-size: 0.7rem;
            }
            .btn-nav-signup {
                padding: 6px 12px;
                font-size: 0.7rem;
            }
            .nav-toggle {
                width: 36px;
                height: 36px;
                font-size: 1rem;
            }
            .nav-links {
                top: 60px;
            }
            .hero-section {
                padding: 36px 0 36px;
            }
            .hero-badge {
                font-size: 0.7rem;
                padding: 6px 14px;
            }
            .hero-title {
                font-size: 1.6rem;
                line-height: 1.2;
            }
            .hero-desc {
                font-size: 0.85rem;
                line-height: 1.6;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
                gap: 10px;
            }
            .btn-primary-glow,
            .btn-secondary-outline {
                justify-content: center;
                padding: 12px 24px;
                font-size: 0.9rem;
                width: 100%;
            }
            .hero-stats {
                gap: 14px;
                margin-top: 26px;
            }
            .hero-stat-value {
                font-size: 1.1rem;
            }
            .hero-stat-label {
                font-size: 0.68rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .section-desc {
                font-size: 0.88rem;
            }
            .section-kicker {
                font-size: 0.65rem;
                padding: 5px 12px;
            }
            .feature-card {
                padding: 20px 18px;
            }
            .feature-icon {
                width: 40px;
                height: 40px;
                font-size: 1.1rem;
            }
            .feature-card h3 {
                font-size: 0.98rem;
            }
            .feature-card p {
                font-size: 0.82rem;
            }
            .download-card {
                padding: 20px;
            }
            .download-card-icon {
                width: 46px;
                height: 46px;
                font-size: 1.4rem;
            }
            .step-item {
                padding: 20px 16px;
            }
            .step-item h3 {
                font-size: 0.88rem;
            }
            .step-item p {
                font-size: 0.78rem;
            }
            .gallery-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
            .gallery-item .gallery-tag {
                font-size: 0.6rem;
                padding: 3px 9px;
                bottom: 6px;
                left: 6px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.88rem;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
            .faq-answer p {
                font-size: 0.82rem;
            }
            .cta-panel {
                padding: 22px 18px;
                border-radius: var(--radius-lg);
            }
            .cta-panel h2 {
                font-size: 1.3rem;
            }
            .cta-panel p {
                font-size: 0.85rem;
            }
            .cta-panel .btn-cta-main {
                padding: 12px 24px;
                font-size: 0.9rem;
                justify-content: center;
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            .footer-brand {
                align-items: flex-start;
            }
            .footer-logo {
                font-size: 0.95rem;
            }
            .footer-desc {
                font-size: 0.8rem;
            }
            .footer-col h3 {
                font-size: 0.78rem;
                margin-bottom: 12px;
            }
            .footer-col ul a {
                font-size: 0.78rem;
            }
            .footer-bottom {
                font-size: 0.72rem;
            }
            .bottom-cta-bar {
                padding: 10px 0 12px;
            }
            .bottom-cta-text {
                font-size: 0.8rem;
            }
            .bottom-cta-btn {
                padding: 10px 22px;
                font-size: 0.82rem;
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: article */
@import url('/assets/css/vendor/d3ed4e98d7-css2.css');

        :root {
            --bg-primary: #07070D;
            --bg-secondary: #0E1E2E;
            --bg-tertiary: #0A1520;
            --accent-cyan: #06B6D4;
            --accent-lime: #A3E635;
            --accent-pink: #F43F5E;
            --accent-gold: #F59E0B;
            --accent-seafoam: #7DD3FC;
            --text-primary: #F8FAFC;
            --text-secondary: #94A3B8;
            --text-muted: #64748B;
            --border-subtle: rgba(148,163,184,0.12);
            --border-neon: rgba(6,182,212,0.25);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 9999px;
            --shadow-depth: 0 20px 50px rgba(0,0,0,0.45);
            --shadow-glow: 0 0 25px rgba(6,182,212,0.25);
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s ease;
            --transition-slow: 0.55s cubic-bezier(0.22,1,0.36,1);
        }

        html {
            scroll-behavior: smooth;
            -webkit-tap-highlight-color: transparent;
        }

        body {
            font-family: 'Be Vietnam Pro', 'Inter', system-ui, sans-serif;
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background:
                radial-gradient(ellipse at 20% 20%, rgba(6,182,212,0.06) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 70%, rgba(163,230,53,0.04) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 50%, rgba(14,30,46,0.5) 0%, transparent 70%);
            pointer-events: none;
            z-index: 0;
        }

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

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

        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            transition: all var(--transition-fast);
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container-main {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
            z-index: 1;
        }

        /* ===== HEADER / NAV ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(7,7,13,0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(7,7,13,0.95);
            box-shadow: 0 6px 30px rgba(0,0,0,0.6);
            border-bottom-color: rgba(6,182,212,0.15);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            height: 68px;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1rem;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(135deg, #06B6D4, #0E1E2E);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #fff;
            border: 2px solid rgba(6,182,212,0.5);
            box-shadow: 0 0 12px rgba(6,182,212,0.35);
            flex-shrink: 0;
        }

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

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: wrap;
            justify-content: center;
        }

        .nav-links a {
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-links a:hover {
            color: var(--text-primary);
            background: rgba(6,182,212,0.08);
        }

        .nav-links a.active {
            color: var(--accent-cyan);
            background: rgba(6,182,212,0.1);
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 3px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2px;
            border-radius: 2px;
            background: var(--accent-cyan);
            box-shadow: 0 0 8px var(--accent-cyan);
        }

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

        .btn-nav-login {
            padding: 9px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-secondary);
            border: 1px solid rgba(148,163,184,0.2);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-nav-login:hover {
            color: var(--text-primary);
            border-color: var(--accent-cyan);
            background: rgba(6,182,212,0.06);
        }

        .btn-nav-signup {
            padding: 9px 20px;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            font-weight: 700;
            background: linear-gradient(135deg, #06B6D4, #0891B2);
            color: #fff;
            box-shadow: 0 0 15px rgba(6,182,212,0.35);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-nav-signup:hover {
            box-shadow: 0 0 25px rgba(6,182,212,0.55);
            transform: translateY(-1px);
        }

        .btn-nav-signup:active {
            transform: translateY(0);
            box-shadow: 0 0 10px rgba(6,182,212,0.25);
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-subtle);
            align-items: center;
            justify-content: center;
            color: var(--text-primary);
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .nav-toggle:hover {
            background: rgba(6,182,212,0.1);
            border-color: var(--accent-cyan);
        }

        /* ===== BREADCRUMB ===== */
        .breadcrumb-wrap {
            background: var(--bg-tertiary);
            border-bottom: 1px solid var(--border-subtle);
            padding: 12px 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        .breadcrumb a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb .separator {
            color: var(--text-muted);
            font-size: 0.7rem;
        }

        .breadcrumb .current {
            color: var(--text-primary);
            font-weight: 600;
            max-width: 300px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        /* ===== ARTICLE HERO HEADER ===== */
        .article-hero {
            padding: 48px 0 32px;
            position: relative;
        }

        .article-hero-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            align-items: start;
        }

        .article-badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 16px;
        }

        .article-category-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: var(--radius-full);
            font-size: 0.78rem;
            font-weight: 600;
            background: rgba(6,182,212,0.12);
            color: var(--accent-cyan);
            border: 1px solid rgba(6,182,212,0.25);
        }

        .article-date-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: var(--radius-full);
            font-size: 0.78rem;
            font-weight: 500;
            background: rgba(148,163,184,0.08);
            color: var(--text-secondary);
            border: 1px solid var(--border-subtle);
        }

        .article-h1 {
            font-size: 2.2rem;
            font-weight: 900;
            line-height: 1.25;
            letter-spacing: -0.03em;
            color: var(--text-primary);
            margin-bottom: 16px;
        }

        .article-h1 .highlight {
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .article-excerpt {
            font-size: 1.05rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 24px;
            max-width: 720px;
        }

        .article-meta-bar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            padding-top: 16px;
            border-top: 1px solid var(--border-subtle);
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .article-meta-bar i {
            margin-right: 5px;
            color: var(--accent-cyan);
            font-size: 0.8rem;
        }

        .article-featured-image-wrap {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            box-shadow: var(--shadow-depth);
            position: relative;
            background: var(--bg-tertiary);
        }

        .article-featured-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 16/11;
        }

        .article-featured-image-wrap::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60%;
            background: linear-gradient(to top, rgba(7,7,13,0.5), transparent);
            pointer-events: none;
        }

        .article-floating-cta {
            margin-top: 16px;
            padding: 18px;
            background: rgba(6,182,212,0.06);
            border: 1px solid var(--border-neon);
            border-radius: var(--radius-md);
            text-align: center;
        }

        .article-floating-cta .cta-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-bottom: 8px;
        }

        .article-floating-cta .cta-buttons {
            display: flex;
            gap: 8px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-download-sm {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.82rem;
            font-weight: 700;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-android {
            background: linear-gradient(135deg, #A3E635, #65A30D);
            color: #0A1520;
        }

        .btn-android:hover {
            box-shadow: 0 0 18px rgba(163,230,53,0.4);
            transform: translateY(-1px);
        }

        .btn-ios {
            background: rgba(148,163,184,0.15);
            color: var(--text-primary);
            border: 1px solid var(--border-subtle);
        }

        .btn-ios:hover {
            border-color: var(--accent-cyan);
            background: rgba(6,182,212,0.08);
        }

        /* ===== ARTICLE BODY ===== */
        .article-main {
            padding: 24px 0 48px;
        }

        .article-body-wrapper {
            max-width: 820px;
            margin: 0 auto;
        }

        .article-body {
            font-size: 1.02rem;
            line-height: 1.7;
            color: var(--text-secondary);
            word-wrap: break-word;
        }

        .article-body h2 {
            font-size: 1.55rem;
            font-weight: 800;
            color: var(--text-primary);
            margin: 32px 0 14px;
            letter-spacing: -0.02em;
            line-height: 1.3;
            border-left: 3px solid var(--accent-cyan);
            padding-left: 14px;
        }

        .article-body h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 24px 0 10px;
            letter-spacing: -0.01em;
        }

        .article-body p {
            margin-bottom: 16px;
        }

        .article-body strong {
            color: var(--text-primary);
            font-weight: 700;
        }

        .article-body ul,
        .article-body ol {
            margin: 0 0 16px 20px;
            padding-left: 16px;
            color: var(--text-secondary);
        }

        .article-body ul li,
        .article-body ol li {
            margin-bottom: 8px;
            padding-left: 8px;
        }

        .article-body ul li::marker {
            color: var(--accent-cyan);
        }

        .article-body ol li::marker {
            color: var(--accent-lime);
        }

        .article-body a {
            color: var(--accent-cyan);
            text-decoration: underline;
            text-underline-offset: 3px;
            transition: color var(--transition-fast);
        }

        .article-body a:hover {
            color: var(--accent-lime);
        }

        .article-body blockquote {
            margin: 20px 0;
            padding: 18px 22px;
            background: rgba(6,182,212,0.05);
            border-left: 3px solid var(--accent-cyan);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: var(--text-primary);
            font-size: 0.98rem;
        }

        .article-body img {
            border-radius: var(--radius-md);
            margin: 20px 0;
            border: 1px solid var(--border-subtle);
        }

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: 0.92rem;
            color: var(--text-secondary);
        }

        .article-body table th {
            background: rgba(6,182,212,0.08);
            color: var(--text-primary);
            font-weight: 700;
            padding: 10px 14px;
            text-align: left;
            border-bottom: 2px solid var(--border-neon);
        }

        .article-body table td {
            padding: 10px 14px;
            border-bottom: 1px solid var(--border-subtle);
        }

        .article-body table tr:hover td {
            background: rgba(6,182,212,0.03);
        }

        .article-not-found {
            text-align: center;
            padding: 60px 20px;
            background: var(--bg-tertiary);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-subtle);
        }

        .article-not-found i {
            font-size: 3rem;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .article-not-found h2 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .article-not-found p {
            color: var(--text-secondary);
            margin-bottom: 20px;
        }

        /* ===== SUMMARY BOX ===== */
        .article-summary-box {
            background: linear-gradient(135deg, rgba(6,182,212,0.05), rgba(163,230,53,0.03));
            border: 1px solid var(--border-neon);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            margin: 28px 0;
        }

        .article-summary-box h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--accent-cyan);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .article-summary-box ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .article-summary-box ul li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 6px 0;
            font-size: 0.92rem;
            color: var(--text-secondary);
        }

        .article-summary-box ul li i {
            color: var(--accent-lime);
            font-size: 0.8rem;
            margin-top: 4px;
            flex-shrink: 0;
        }

        /* ===== TRUST STRIP ===== */
        .trust-strip {
            padding: 32px 0;
            background: var(--bg-tertiary);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }

        .trust-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .trust-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 14px;
            border-radius: var(--radius-sm);
            background: rgba(148,163,184,0.03);
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-fast);
        }

        .trust-item:hover {
            border-color: var(--border-neon);
            background: rgba(6,182,212,0.04);
        }

        .trust-item-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: rgba(6,182,212,0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            font-size: 1rem;
            flex-shrink: 0;
        }

        .trust-item-text h4 {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 2px;
        }

        .trust-item-text p {
            font-size: 0.78rem;
            color: var(--text-muted);
            line-height: 1.4;
        }

        /* ===== CTA SECTION ===== */
        .cta-section {
            padding: 56px 0;
            position: relative;
        }

        .cta-box {
            background: linear-gradient(135deg, rgba(6,182,212,0.08), rgba(163,230,53,0.04));
            border: 1px solid var(--border-neon);
            border-radius: var(--radius-xl);
            padding: 48px 32px;
            text-align: center;
            box-shadow: var(--shadow-glow);
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(6,182,212,0.2) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-box::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -60px;
            width: 250px;
            height: 250px;
            background: radial-gradient(circle, rgba(163,230,53,0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-icon {
            width: 64px;
            height: 64px;
            margin: 0 auto 16px;
            border-radius: 50%;
            background: linear-gradient(135deg, #06B6D4, #0E1E2E);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: #fff;
            border: 2px solid rgba(6,182,212,0.5);
            box-shadow: 0 0 20px rgba(6,182,212,0.35);
            position: relative;
            z-index: 1;
        }

        .cta-box h2 {
            font-size: 1.7rem;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }

        .cta-box p {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 24px;
            position: relative;
            z-index: 1;
        }

        .cta-buttons-row {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 700;
            background: linear-gradient(135deg, #A3E635, #65A30D);
            color: #0A1520;
            box-shadow: 0 0 20px rgba(163,230,53,0.35);
            transition: all var(--transition-fast);
        }

        .btn-cta-primary:hover {
            box-shadow: 0 0 30px rgba(163,230,53,0.55);
            transform: translateY(-2px);
        }

        .btn-cta-primary:active {
            transform: translateY(0);
            box-shadow: 0 0 12px rgba(163,230,53,0.3);
        }

        .btn-cta-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 24px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 600;
            background: rgba(148,163,184,0.12);
            color: var(--text-primary);
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-fast);
        }

        .btn-cta-secondary:hover {
            border-color: var(--accent-cyan);
            background: rgba(6,182,212,0.08);
        }

        /* ===== FAQ SECTION ===== */
        .faq-section {
            padding: 48px 0;
        }

        .faq-heading {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            margin-bottom: 8px;
            text-align: left;
        }

        .faq-subheading {
            font-size: 0.95rem;
            color: var(--text-secondary);
            margin-bottom: 28px;
            text-align: left;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-primary);
            transition: color var(--transition-fast);
            text-align: left;
            width: 100%;
        }

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

        .faq-question .faq-toggle-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(6,182,212,0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            font-size: 0.75rem;
            transition: transform var(--transition-fast);
        }

        .faq-item.active .faq-toggle-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base);
            padding: 0 20px;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        .faq-answer p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin: 0;
        }

        /* ===== RELATED SECTION ===== */
        .related-section {
            padding: 40px 0 60px;
        }

        .related-heading {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            margin-bottom: 20px;
            text-align: left;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .related-card {
            background: var(--bg-tertiary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
            display: block;
        }

        .related-card:hover {
            border-color: var(--border-neon);
            transform: translateY(-3px);
            box-shadow: var(--shadow-glow);
        }

        .related-card-image {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background: var(--bg-secondary);
        }

        .related-card-body {
            padding: 16px 18px;
        }

        .related-card-category {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--accent-cyan);
            margin-bottom: 6px;
            display: block;
        }

        .related-card-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.4;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-card-date {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* ===== FAB ===== */
        .fab-support {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 9999px;
            background: rgba(7,7,13,0.8);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 2px solid transparent;
            background-clip: padding-box;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #06B6D4;
            font-size: 1.3rem;
            box-shadow: 0 0 20px rgba(6,182,212,0.45);
            transition: all var(--transition-base);
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            animation: fab-pulse 3s ease-in-out infinite;
            cursor: pointer;
        }

        .fab-support::before {
            content: '';
            position: absolute;
            inset: -2px;
            border-radius: 9999px;
            padding: 2px;
            background: linear-gradient(135deg, #A3E635, #06B6D4, #F43F5E);
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            pointer-events: none;
        }

        .fab-support:hover {
            transform: scale(1.1);
            box-shadow: 0 0 30px rgba(6,182,212,0.65);
        }

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

        .fab-support .fab-notification {
            position: absolute;
            top: -1px;
            right: -1px;
            width: 16px;
            height: 16px;
            background: #F43F5E;
            border-radius: 50%;
            border: 2px solid #07070D;
            animation: fab-notification-pulse 2s ease-in-out infinite;
        }

        @keyframes fab-pulse {
            0%, 100% {
                opacity: 0.75;
            }
            50% {
                opacity: 1;
            }
        }

        @keyframes fab-notification-pulse {
            0%, 100% {
                transform: scale(1);
                box-shadow: 0 0 4px rgba(244,63,94,0.6);
            }
            50% {
                transform: scale(1.2);
                box-shadow: 0 0 10px rgba(244,63,94,0.9);
            }
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: var(--bg-tertiary);
            border-top: 1px solid var(--border-subtle);
            padding: 50px 0 24px;
            position: relative;
            z-index: 1;
        }

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

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.05rem;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .footer-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, #06B6D4, #0E1E2E);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #fff;
            border: 2px solid rgba(6,182,212,0.5);
            flex-shrink: 0;
        }

        .footer-desc {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 16px;
            max-width: 400px;
        }

        .footer-payment-methods {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 16px;
        }

        .payment-badge {
            padding: 6px 12px;
            border-radius: var(--radius-sm);
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(148,163,184,0.06);
            border: 1px solid var(--border-subtle);
            color: var(--text-secondary);
            transition: all var(--transition-fast);
        }

        .payment-badge:hover {
            border-color: var(--accent-cyan);
            color: var(--text-primary);
            background: rgba(6,182,212,0.06);
        }

        .footer-trust-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .trust-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 5px 10px;
            border-radius: var(--radius-sm);
            font-size: 0.72rem;
            font-weight: 500;
            background: rgba(6,182,212,0.05);
            color: var(--text-muted);
            border: 1px solid var(--border-subtle);
        }

        .trust-badge i {
            color: var(--accent-cyan);
            font-size: 0.65rem;
        }

        .footer-col-title {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

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

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

        .footer-col ul li a {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--accent-cyan);
            transform: translateX(3px);
        }

        .footer-col ul li a i {
            font-size: 0.6rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        .footer-bottom a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom-links {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
        }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .article-hero-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .article-featured-image-wrap {
                order: -1;
            }

            .article-h1 {
                font-size: 1.8rem;
            }

            .trust-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            .nav-inner {
                height: auto;
                padding: 12px 16px;
                flex-wrap: wrap;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-links {
                display: none;
                flex-direction: column;
                align-items: flex-start;
                width: 100%;
                padding: 12px 0;
                gap: 4px;
                border-top: 1px solid var(--border-subtle);
                margin-top: 8px;
            }

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

            .nav-links a {
                width: 100%;
                padding: 10px 14px;
                font-size: 0.9rem;
            }

            .nav-actions {
                margin-left: auto;
            }

            .btn-nav-login {
                padding: 7px 12px;
                font-size: 0.75rem;
            }

            .btn-nav-signup {
                padding: 7px 14px;
                font-size: 0.75rem;
            }

            .article-h1 {
                font-size: 1.5rem;
            }

            .article-excerpt {
                font-size: 0.95rem;
            }

            .trust-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .related-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                align-items: center;
            }

            .cta-box {
                padding: 32px 20px;
            }

            .cta-box h2 {
                font-size: 1.35rem;
            }

            .article-summary-box {
                padding: 16px 18px;
            }

            .breadcrumb .current {
                max-width: 150px;
            }
        }

        @media (max-width: 520px) {
            .container-main {
                padding: 0 14px;
            }

            .nav-inner {
                padding: 10px 14px;
                gap: 10px;
            }

            .nav-logo {
                font-size: 0.8rem;
                gap: 6px;
            }

            .nav-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.85rem;
            }

            .article-h1 {
                font-size: 1.3rem;
                letter-spacing: -0.01em;
            }

            .article-featured-image-wrap img {
                aspect-ratio: 16/10;
            }

            .article-body {
                font-size: 0.95rem;
            }

            .article-body h2 {
                font-size: 1.3rem;
            }

            .article-body h3 {
                font-size: 1.1rem;
            }

            .btn-cta-primary,
            .btn-cta-secondary {
                width: 100%;
                justify-content: center;
            }

            .cta-buttons-row {
                flex-direction: column;
                width: 100%;
            }

            .fab-support {
                left: 12px;
                bottom: 80px;
                width: 48px;
                height: 48px;
                font-size: 1.1rem;
            }
        }

/* roulang page: category2 */
@import url('/assets/css/vendor/d3ed4e98d7-css2.css');
        
        :root {
            --bg-primary: #07070D;
            --bg-secondary: #0E1E2E;
            --bg-tertiary: #0A1520;
            --accent-cyan: #06B6D4;
            --accent-lime: #A3E635;
            --accent-pink: #F43F5E;
            --accent-gold: #F59E0B;
            --accent-seafoam: #7DD3FC;
            --text-primary: #F8FAFC;
            --text-secondary: #94A3B8;
            --text-muted: #64748B;
            --border-subtle: rgba(148,163,184,0.12);
            --border-neon: rgba(6,182,212,0.25);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 9999px;
            --shadow-depth: 0 20px 50px rgba(0,0,0,0.45);
            --shadow-glow: 0 0 25px rgba(6,182,212,0.25);
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s ease;
            --transition-slow: 0.55s cubic-bezier(0.22,1,0.36,1);
        }
        
        html {
            scroll-behavior: smooth;
            -webkit-tap-highlight-color: transparent;
        }
        
        body {
            font-family: 'Be Vietnam Pro', 'Inter', system-ui, sans-serif;
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: 
                radial-gradient(ellipse at 20% 20%, rgba(6,182,212,0.06) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 70%, rgba(163,230,53,0.04) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 50%, rgba(14,30,46,0.5) 0%, transparent 70%);
            pointer-events: none;
            z-index: 0;
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        
        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            transition: all var(--transition-fast);
        }
        
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 3px;
            border-radius: 4px;
        }
        
        .container-main {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
            z-index: 1;
        }
        
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(7,7,13,0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }
        
        .site-header.scrolled {
            background: rgba(7,7,13,0.95);
            box-shadow: 0 6px 30px rgba(0,0,0,0.6);
            border-bottom-color: rgba(6,182,212,0.15);
        }
        
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            height: 68px;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1rem;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }
        
        .nav-logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(135deg, #06B6D4, #0E1E2E);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #fff;
            border: 2px solid rgba(6,182,212,0.5);
            box-shadow: 0 0 12px rgba(6,182,212,0.35);
            flex-shrink: 0;
        }
        
        .nav-logo span {
            color: var(--accent-cyan);
        }
        
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: wrap;
            justify-content: center;
        }
        
        .nav-links a {
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        
        .nav-links a:hover {
            color: var(--text-primary);
            background: rgba(6,182,212,0.08);
        }
        
        .nav-links a.active {
            color: var(--accent-cyan);
            background: rgba(6,182,212,0.1);
        }
        
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 3px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2px;
            border-radius: 2px;
            background: var(--accent-cyan);
            box-shadow: 0 0 8px var(--accent-cyan);
        }
        
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        
        .btn-nav-login {
            padding: 9px 18px;
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent-cyan);
            border: 1px solid rgba(6,182,212,0.4);
            background: transparent;
            white-space: nowrap;
            transition: all var(--transition-fast);
        }
        
        .btn-nav-login:hover {
            background: rgba(6,182,212,0.1);
            border-color: var(--accent-cyan);
        }
        
        .btn-nav-signup {
            padding: 9px 20px;
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 700;
            color: #07070D;
            background: linear-gradient(135deg, #A3E635, #06B6D4);
            white-space: nowrap;
            box-shadow: 0 0 15px rgba(163,230,53,0.4);
            transition: all var(--transition-fast);
        }
        
        .btn-nav-signup:hover {
            box-shadow: 0 0 25px rgba(163,230,53,0.6);
            transform: translateY(-1px);
        }
        
        .mobile-toggle {
            display: none;
            font-size: 1.4rem;
            color: var(--text-primary);
            padding: 4px;
        }
        
        .mobile-menu {
            display: none;
            background: rgba(7,7,13,0.97);
            border-bottom: 1px solid var(--border-subtle);
        }
        
        .mobile-menu.open {
            display: block;
        }
        
        .mobile-menu ul {
            list-style: none;
            padding: 16px 20px;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        
        .mobile-menu a {
            padding: 12px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            display: block;
        }
        
        .mobile-menu a.active {
            color: var(--accent-cyan);
            background: rgba(6,182,212,0.1);
        }
        
        .page-hero {
            position: relative;
            padding: 70px 0 80px;
            background: linear-gradient(180deg, #07070D 0%, #0A1520 100%);
            overflow: hidden;
        }
        
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/7fe83e35b36ecee8.jpg') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }
        
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 160px;
            background: linear-gradient(180deg, transparent, #07070D);
            z-index: 1;
        }
        
        .page-hero-content {
            position: relative;
            z-index: 2;
            max-width: 860px;
        }
        
        .page-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-lime);
            background: rgba(163,230,53,0.1);
            border: 1px solid rgba(163,230,53,0.25);
            margin-bottom: 20px;
        }
        
        .page-hero h1 {
            font-size: clamp(2rem, 4.5vw, 3.4rem);
            font-weight: 900;
            line-height: 1.15;
            letter-spacing: -0.03em;
            color: var(--text-primary);
            margin-bottom: 18px;
        }
        
        .page-hero h1 em {
            font-style: normal;
            background: linear-gradient(135deg, #A3E635, #06B6D4);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        .page-hero-desc {
            font-size: 1.08rem;
            line-height: 1.65;
            color: var(--text-secondary);
            margin-bottom: 30px;
            max-width: 620px;
        }
        
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        
        .btn-gradient {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 30px;
            border-radius: var(--radius-full);
            font-size: 0.95rem;
            font-weight: 700;
            color: #07070D;
            background: linear-gradient(135deg, #A3E635, #06B6D4);
            box-shadow: 0 0 20px rgba(163,230,53,0.35);
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        
        .btn-gradient:hover {
            box-shadow: 0 0 35px rgba(6,182,212,0.5);
            transform: translateY(-2px);
        }
        
        .btn-outline-cyan {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 28px;
            border-radius: var(--radius-full);
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--accent-cyan);
            border: 1px solid rgba(6,182,212,0.4);
            background: transparent;
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        
        .btn-outline-cyan:hover {
            background: rgba(6,182,212,0.1);
            border-color: var(--accent-cyan);
            box-shadow: 0 0 15px rgba(6,182,212,0.25);
        }
        
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            margin-top: 35px;
            padding-top: 25px;
            border-top: 1px solid var(--border-subtle);
        }
        
        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.85rem;
            color: var(--text-secondary);
        }
        
        .hero-meta-item i {
            color: var(--accent-cyan);
            font-size: 1rem;
        }
        
        .section-block {
            padding: 70px 0;
            position: relative;
        }
        
        .section-block.alt-bg {
            background: var(--bg-secondary);
        }
        
        .section-label {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent-cyan);
            margin-bottom: 12px;
        }
        
        .section-title {
            font-size: clamp(1.6rem, 3vw, 2.3rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.25;
            margin-bottom: 16px;
            color: var(--text-primary);
        }
        
        .section-sub {
            font-size: 1rem;
            line-height: 1.6;
            color: var(--text-secondary);
            margin-bottom: 40px;
            max-width: 680px;
        }
        
        .card-glass {
            background: rgba(14,30,46,0.6);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        
        .card-glass:hover {
            border-color: var(--border-neon);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }
        
        .card-glass .card-glow-top {
            position: absolute;
            top: 0;
            left: 20%;
            right: 20%;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        
        .card-glass:hover .card-glow-top {
            opacity: 1;
        }
        
        .feature-card {
            padding: 30px 28px;
        }
        
        .feature-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: rgba(6,182,212,0.12);
            border: 1px solid rgba(6,182,212,0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--accent-cyan);
            margin-bottom: 20px;
            transition: all var(--transition-base);
        }
        
        .card-glass:hover .feature-icon {
            background: rgba(6,182,212,0.2);
            box-shadow: 0 0 20px rgba(6,182,212,0.3);
        }
        
        .feature-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-primary);
        }
        
        .feature-card p {
            font-size: 0.9rem;
            line-height: 1.6;
            color: var(--text-secondary);
        }
        
        .step-flow {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 20px;
            counter-reset: step;
        }
        
        .step-item {
            position: relative;
            padding: 28px 24px;
            background: rgba(14,30,46,0.6);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            transition: all var(--transition-base);
        }
        
        .step-item:hover {
            border-color: var(--border-neon);
            box-shadow: var(--shadow-glow);
        }
        
        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, #A3E635, #06B6D4);
            color: #07070D;
            font-weight: 800;
            font-size: 1rem;
            margin-bottom: 16px;
        }
        
        .step-item h3 {
            font-size: 1.02rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-primary);
        }
        
        .step-item p {
            font-size: 0.88rem;
            line-height: 1.55;
            color: var(--text-secondary);
        }
        
        .social-proof-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 20px;
        }
        
        .proof-stat {
            text-align: center;
            padding: 30px 20px;
            background: rgba(14,30,46,0.6);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            transition: all var(--transition-base);
        }
        
        .proof-stat:hover {
            border-color: var(--border-neon);
            box-shadow: var(--shadow-glow);
        }
        
        .proof-stat .stat-num {
            font-size: 2rem;
            font-weight: 900;
            background: linear-gradient(135deg, #A3E635, #06B6D4);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 6px;
        }
        
        .proof-stat .stat-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
        }
        
        .compare-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-subtle);
        }
        
        .compare-table {
            width: 100%;
            min-width: 560px;
            border-collapse: collapse;
            font-size: 0.9rem;
        }
        
        .compare-table thead th {
            padding: 16px 20px;
            text-align: left;
            font-weight: 700;
            color: var(--text-primary);
            background: rgba(14,30,46,0.8);
            border-bottom: 1px solid var(--border-subtle);
            white-space: nowrap;
        }
        
        .compare-table tbody td {
            padding: 14px 20px;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border-subtle);
            white-space: nowrap;
        }
        
        .compare-table tbody tr:hover {
            background: rgba(6,182,212,0.04);
        }
        
        .compare-table .highlight-col {
            background: rgba(163,230,53,0.05);
        }
        
        .info-list {
            display: grid;
            gap: 14px;
        }
        
        .info-list-item {
            display: flex;
            gap: 14px;
            padding: 20px;
            background: rgba(14,30,46,0.5);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
        }
        
        .info-list-item:hover {
            border-color: var(--border-neon);
        }
        
        .info-list-thumb {
            width: 90px;
            height: 70px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
        }
        
        .info-list-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .info-list-content {
            flex: 1;
            min-width: 0;
        }
        
        .info-list-content h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-primary);
            line-height: 1.4;
        }
        
        .info-list-content p {
            font-size: 0.83rem;
            line-height: 1.5;
            color: var(--text-secondary);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        
        .info-list-meta {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-top: 6px;
        }
        
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        
        .faq-item {
            background: rgba(14,30,46,0.5);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        
        .faq-item:hover {
            border-color: var(--border-neon);
        }
        
        .faq-item details > summary {
            list-style: none;
            cursor: pointer;
            padding: 18px 22px;
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: color var(--transition-fast);
        }
        
        .faq-item details > summary::-webkit-details-marker {
            display: none;
        }
        
        .faq-item details > summary:hover {
            color: var(--accent-cyan);
        }
        
        .faq-item details > summary .faq-chevron {
            font-size: 0.8rem;
            color: var(--accent-cyan);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }
        
        .faq-item details[open] > summary .faq-chevron {
            transform: rotate(180deg);
        }
        
        .faq-item .faq-answer {
            padding: 0 22px 18px;
            font-size: 0.88rem;
            line-height: 1.6;
            color: var(--text-secondary);
        }
        
        .trust-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            padding: 28px 32px;
            background: rgba(14,30,46,0.6);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            align-items: center;
            justify-content: space-between;
        }
        
        .trust-badge {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 10px 18px;
            border-radius: var(--radius-full);
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--text-secondary);
            background: rgba(6,182,212,0.06);
            border: 1px solid rgba(6,182,212,0.2);
            white-space: nowrap;
        }
        
        .trust-badge i {
            color: var(--accent-cyan);
        }
        
        .bottom-cta-fixed {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 90;
            background: rgba(7,7,13,0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-top: 1px solid rgba(6,182,212,0.25);
            padding: 14px 0;
            box-shadow: 0 -8px 30px rgba(0,0,0,0.5);
        }
        
        .bottom-cta-fixed .container-main {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            flex-wrap: wrap;
        }
        
        .bottom-cta-text {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
        }
        
        .bottom-cta-text span {
            color: var(--accent-lime);
        }
        
        .bottom-cta-actions {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        
        .site-footer {
            background: var(--bg-tertiary);
            border-top: 1px solid var(--border-subtle);
            padding: 60px 0 30px;
            position: relative;
            z-index: 1;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        
        .footer-brand {
            max-width: 340px;
        }
        
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.1rem;
            color: var(--text-primary);
            margin-bottom: 14px;
        }
        
        .footer-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, #06B6D4, #0E1E2E);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #fff;
            border: 2px solid rgba(6,182,212,0.5);
        }
        
        .footer-desc {
            font-size: 0.85rem;
            line-height: 1.6;
            color: var(--text-secondary);
            margin-bottom: 18px;
        }
        
        .footer-payment-methods {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 16px;
        }
        
        .payment-badge {
            padding: 6px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--text-secondary);
            background: rgba(148,163,184,0.08);
            border: 1px solid var(--border-subtle);
            white-space: nowrap;
        }
        
        .footer-trust-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        
        .footer-col h3 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }
        
        .footer-col ul {
            list-style: none;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        
        .footer-col a {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
        }
        
        .footer-col a:hover {
            color: var(--accent-cyan);
            transform: translateX(3px);
        }
        
        .footer-col a i {
            font-size: 0.7rem;
            color: var(--accent-cyan);
        }
        
        .footer-bottom {
            padding-top: 24px;
            border-top: 1px solid var(--border-subtle);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        
        .footer-bottom a {
            color: var(--text-muted);
        }
        
        .footer-bottom a:hover {
            color: var(--accent-cyan);
        }
        
        .fab-left {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(7,7,13,0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 2px solid transparent;
            background-clip: padding-box;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--accent-cyan);
            box-shadow: 0 0 20px rgba(6,182,212,0.45);
            cursor: pointer;
            transition: all var(--transition-base);
            animation: fab-pulse-glow 2.5s ease-in-out infinite;
        }
        
        .fab-left:hover {
            transform: scale(1.1);
            box-shadow: 0 0 35px rgba(6,182,212,0.65);
            color: var(--accent-lime);
        }
        
        .fab-left:active {
            transform: scale(0.95);
        }
        
        .fab-left .fab-notification {
            position: absolute;
            top: 8px;
            right: 8px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--accent-pink);
            border: 2px solid #07070D;
            animation: fab-blink 1.2s ease-in-out infinite;
        }
        
        @keyframes fab-pulse-glow {
            0%, 100% {
                box-shadow: 0 0 20px rgba(6,182,212,0.45);
            }
            50% {
                box-shadow: 0 0 35px rgba(163,230,53,0.5);
            }
        }
        
        @keyframes fab-blink {
            0%, 100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }
        
        @media (max-width: 1024px) {
            .nav-links a {
                padding: 8px 10px;
                font-size: 0.78rem;
            }
            
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            
            .footer-brand {
                max-width: none;
                grid-column: 1 / -1;
            }
        }
        
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            
            .mobile-toggle {
                display: block;
            }
            
            .nav-inner {
                height: 60px;
                padding: 0 16px;
            }
            
            .nav-logo {
                font-size: 0.85rem;
            }
            
            .nav-logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.95rem;
            }
            
            .btn-nav-login,
            .btn-nav-signup {
                padding: 7px 14px;
                font-size: 0.78rem;
            }
            
            .page-hero {
                padding: 50px 0 60px;
            }
            
            .page-hero h1 {
                font-size: clamp(1.6rem, 7vw, 2.2rem);
            }
            
            .section-block {
                padding: 50px 0;
            }
            
            .hero-meta {
                gap: 16px;
            }
            
            .trust-strip {
                flex-direction: column;
                align-items: flex-start;
            }
            
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            
            .footer-brand {
                grid-column: auto;
            }
            
            .bottom-cta-fixed .container-main {
                flex-direction: column;
                align-items: flex-start;
            }
            
            .bottom-cta-actions {
                width: 100%;
            }
            
            .bottom-cta-actions .btn-gradient,
            .bottom-cta-actions .btn-outline-cyan {
                flex: 1;
                justify-content: center;
                padding: 12px 16px;
                font-size: 0.85rem;
            }
            
            .fab-left {
                width: 48px;
                height: 48px;
                font-size: 1.1rem;
                bottom: 120px;
                left: 12px;
            }
            
            .fab-left .fab-notification {
                width: 8px;
                height: 8px;
                top: 6px;
                right: 6px;
            }
        }
        
        @media (max-width: 520px) {
            .container-main {
                padding: 0 14px;
            }
            
            .nav-inner {
                padding: 0 14px;
            }
            
            .nav-logo span {
                font-size: 0.75rem;
            }
            
            .nav-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.85rem;
            }
            
            .btn-nav-login,
            .btn-nav-signup {
                padding: 6px 11px;
                font-size: 0.72rem;
            }
            
            .page-hero {
                padding: 40px 0 50px;
            }
            
            .page-hero-desc {
                font-size: 0.95rem;
            }
            
            .hero-actions {
                flex-direction: column;
            }
            
            .hero-actions .btn-gradient,
            .hero-actions .btn-outline-cyan {
                width: 100%;
                justify-content: center;
            }
            
            .section-title {
                font-size: 1.4rem;
            }
            
            .feature-card {
                padding: 22px 18px;
            }
            
            .step-item {
                padding: 22px 18px;
            }
            
            .proof-stat {
                padding: 22px 16px;
            }
            
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

/* roulang page: category3 */
@import url('/assets/css/vendor/d3ed4e98d7-css2.css');

        :root {
            --bg-primary: #07070D;
            --bg-secondary: #0E1E2E;
            --bg-tertiary: #0A1520;
            --accent-cyan: #06B6D4;
            --accent-lime: #A3E635;
            --accent-pink: #F43F5E;
            --accent-gold: #F59E0B;
            --accent-seafoam: #7DD3FC;
            --text-primary: #F8FAFC;
            --text-secondary: #94A3B8;
            --text-muted: #64748B;
            --border-subtle: rgba(148,163,184,0.12);
            --border-neon: rgba(6,182,212,0.25);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 9999px;
            --shadow-depth: 0 20px 50px rgba(0,0,0,0.45);
            --shadow-glow: 0 0 25px rgba(6,182,212,0.25);
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s ease;
            --transition-slow: 0.55s cubic-bezier(0.22,1,0.36,1);
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-tap-highlight-color: transparent;
        }

        body {
            font-family: 'Be Vietnam Pro', 'Inter', system-ui, -apple-system, sans-serif;
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: 
                radial-gradient(ellipse at 20% 20%, rgba(6,182,212,0.06) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 70%, rgba(163,230,53,0.04) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 50%, rgba(14,30,46,0.5) 0%, transparent 70%);
            pointer-events: none;
            z-index: 0;
        }

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

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

        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            transition: all var(--transition-fast);
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container-main {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
            z-index: 1;
        }

        /* ===== HEADER / NAV ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(7,7,13,0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(7,7,13,0.95);
            box-shadow: 0 6px 30px rgba(0,0,0,0.6);
            border-bottom-color: rgba(6,182,212,0.15);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            height: 68px;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1rem;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(135deg, #06B6D4, #0E1E2E);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #fff;
            border: 2px solid rgba(6,182,212,0.5);
            box-shadow: 0 0 12px rgba(6,182,212,0.35);
            flex-shrink: 0;
        }

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

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: wrap;
            justify-content: center;
            padding: 0;
            margin: 0;
        }

        .nav-links a {
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
            display: inline-block;
        }

        .nav-links a:hover {
            color: var(--text-primary);
            background: rgba(6,182,212,0.08);
        }

        .nav-links a.active {
            color: var(--accent-cyan);
            background: rgba(6,182,212,0.1);
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 3px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2px;
            border-radius: 2px;
            background: var(--accent-cyan);
            box-shadow: 0 0 8px var(--accent-cyan);
        }

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

        .btn-nav-login {
            padding: 9px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-primary);
            border: 1px solid rgba(148,163,184,0.25);
            background: transparent;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-nav-login:hover {
            border-color: rgba(6,182,212,0.5);
            color: var(--accent-cyan);
            background: rgba(6,182,212,0.06);
        }

        .btn-nav-signup {
            padding: 9px 20px;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            font-weight: 700;
            color: #07070D;
            background: linear-gradient(135deg, #A3E635, #06B6D4);
            box-shadow: 0 0 15px rgba(163,230,53,0.4);
            transition: all var(--transition-fast);
            white-space: nowrap;
            border: none;
        }

        .btn-nav-signup:hover {
            box-shadow: 0 0 25px rgba(163,230,53,0.6);
            transform: translateY(-1px);
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-subtle);
            background: rgba(255,255,255,0.04);
            color: var(--text-primary);
            font-size: 1.1rem;
            align-items: center;
            justify-content: center;
        }

        /* ===== HERO ===== */
        .hero-section {
            position: relative;
            padding: 70px 0 80px;
            background: linear-gradient(180deg, rgba(7,7,13,0.4) 0%, rgba(10,21,32,0.7) 100%);
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at 30% 40%, rgba(6,182,212,0.15) 0%, transparent 55%),
                        radial-gradient(ellipse at 75% 60%, rgba(163,230,53,0.08) 0%, transparent 45%);
            pointer-events: none;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            border-radius: var(--radius-full);
            background: rgba(6,182,212,0.1);
            border: 1px solid rgba(6,182,212,0.3);
            color: var(--accent-cyan);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            margin-bottom: 20px;
            text-transform: uppercase;
        }

        .hero-title {
            font-size: 2.8rem;
            font-weight: 900;
            line-height: 1.2;
            letter-spacing: -0.03em;
            color: var(--text-primary);
            margin-bottom: 20px;
            max-width: 720px;
        }

        .hero-title .highlight {
            background: linear-gradient(135deg, #06B6D4, #A3E635);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtitle {
            font-size: 1.1rem;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 620px;
            margin-bottom: 30px;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
            margin-bottom: 30px;
        }

        .btn-primary-neon {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 28px;
            border-radius: var(--radius-md);
            font-size: 0.95rem;
            font-weight: 700;
            color: #07070D;
            background: linear-gradient(135deg, #A3E635, #06B6D4);
            box-shadow: 0 0 25px rgba(163,230,53,0.45);
            transition: all var(--transition-base);
            border: none;
        }

        .btn-primary-neon:hover {
            box-shadow: 0 0 40px rgba(163,230,53,0.65);
            transform: translateY(-2px);
            color: #07070D;
        }

        .btn-secondary-outline {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 26px;
            border-radius: var(--radius-md);
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            border: 1px solid rgba(6,182,212,0.35);
            background: rgba(6,182,212,0.06);
            transition: all var(--transition-base);
        }

        .btn-secondary-outline:hover {
            border-color: rgba(6,182,212,0.6);
            background: rgba(6,182,212,0.12);
            color: var(--accent-cyan);
        }

        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            align-items: center;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hero-meta-item i {
            color: var(--accent-cyan);
            font-size: 0.9rem;
        }

        .hero-image-wrapper {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid rgba(6,182,212,0.25);
            box-shadow: var(--shadow-depth), 0 0 30px rgba(6,182,212,0.2);
            min-height: 320px;
            background: var(--bg-secondary);
        }

        .hero-image-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 320px;
            z-index: 1;
            position: relative;
        }

        .hero-image-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 30px 24px;
            background: linear-gradient(180deg, transparent 0%, rgba(7,7,13,0.85) 60%);
            z-index: 2;
        }

        .hero-image-overlay h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .hero-image-overlay p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin: 0;
        }

        /* ===== SECTION COMMON ===== */
        .section-block {
            padding: 60px 0;
            position: relative;
            z-index: 1;
        }

        .section-block.alt-bg {
            background: var(--bg-tertiary);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-cyan);
            margin-bottom: 14px;
        }

        .section-label::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--accent-cyan);
            border-radius: 2px;
            box-shadow: 0 0 8px var(--accent-cyan);
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.025em;
            line-height: 1.25;
            color: var(--text-primary);
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 680px;
            margin-bottom: 30px;
        }

        /* ===== TIPS CARDS ===== */
        .tip-card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px;
            height: 100%;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .tip-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, #06B6D4, #A3E635);
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .tip-card:hover {
            border-color: rgba(6,182,212,0.3);
            box-shadow: 0 12px 35px rgba(0,0,0,0.35), 0 0 20px rgba(6,182,212,0.12);
            transform: translateY(-4px);
        }

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

        .tip-card-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: rgba(6,182,212,0.1);
            border: 1px solid rgba(6,182,212,0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            font-size: 1.2rem;
            margin-bottom: 16px;
            transition: all var(--transition-base);
        }

        .tip-card:hover .tip-card-icon {
            background: rgba(6,182,212,0.18);
            box-shadow: 0 0 15px rgba(6,182,212,0.3);
        }

        .tip-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .tip-card p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin: 0;
        }

        .tip-number {
            position: absolute;
            top: 20px;
            right: 20px;
            font-size: 2.5rem;
            font-weight: 900;
            color: rgba(6,182,212,0.08);
            line-height: 1;
            pointer-events: none;
        }

        /* ===== COMPARISON TABLE ===== */
        .comparison-card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 30px;
            transition: all var(--transition-base);
            position: relative;
        }

        .comparison-card.featured {
            border-color: rgba(6,182,212,0.4);
            background: linear-gradient(135deg, rgba(6,182,212,0.08) 0%, var(--bg-secondary) 50%);
            box-shadow: 0 0 30px rgba(6,182,212,0.18);
        }

        .comparison-card.featured::before {
            content: 'NÊN ĐỌC';
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            padding: 4px 16px;
            border-radius: var(--radius-full);
            background: linear-gradient(135deg, #06B6D4, #A3E635);
            color: #07070D;
            font-size: 0.7rem;
            font-weight: 800;
            letter-spacing: 0.05em;
        }

        .comparison-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
        }

        .comparison-list {
            list-style: none;
            padding: 0;
            margin: 0 0 20px;
        }

        .comparison-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 8px 0;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.55;
        }

        .comparison-list li i {
            margin-top: 3px;
            font-size: 0.85rem;
        }

        .comparison-list li i.fa-check {
            color: var(--accent-lime);
        }

        .comparison-list li i.fa-times {
            color: var(--accent-pink);
        }

        /* ===== TESTIMONIAL CARDS ===== */
        .testimonial-card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 22px;
            height: 100%;
            transition: all var(--transition-base);
        }

        .testimonial-card:hover {
            border-color: rgba(6,182,212,0.25);
            box-shadow: 0 8px 25px rgba(0,0,0,0.3);
        }

        .testimonial-stars {
            color: var(--accent-gold);
            font-size: 0.85rem;
            margin-bottom: 12px;
            letter-spacing: 2px;
        }

        .testimonial-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 16px;
        }

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

        .testimonial-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, #06B6D4, #0E1E2E);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 0.9rem;
            border: 2px solid rgba(6,182,212,0.3);
        }

        .testimonial-name {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--text-primary);
        }

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

        /* ===== ARTICLE LIST ===== */
        .article-list-item {
            display: flex;
            gap: 16px;
            padding: 16px;
            background: var(--bg-secondary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            transition: all var(--transition-base);
        }

        .article-list-item:hover {
            border-color: rgba(6,182,212,0.3);
            box-shadow: 0 6px 20px rgba(0,0,0,0.25);
            transform: translateX(4px);
        }

        .article-list-thumb {
            width: 100px;
            height: 70px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg-tertiary);
        }

        .article-list-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .article-list-content {
            flex: 1;
            min-width: 0;
        }

        .article-list-content h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-list-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        .article-list-meta i {
            font-size: 0.7rem;
            color: var(--accent-cyan);
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: var(--bg-secondary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .faq-item:hover {
            border-color: rgba(6,182,212,0.25);
        }

        .faq-question {
            width: 100%;
            padding: 18px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            background: transparent;
            border: none;
            text-align: left;
            transition: all var(--transition-fast);
        }

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

        .faq-question i {
            font-size: 0.85rem;
            color: var(--accent-cyan);
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }

        .faq-question[aria-expanded="true"] i {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow);
        }

        .faq-answer-inner {
            padding: 0 22px 20px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.65;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
        }

        /* ===== TRUST SECTION ===== */
        .trust-card {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 20px;
            background: var(--bg-secondary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
            height: 100%;
        }

        .trust-card:hover {
            border-color: rgba(6,182,212,0.3);
            box-shadow: 0 6px 20px rgba(0,0,0,0.25);
        }

        .trust-card-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(6,182,212,0.1);
            border: 1px solid rgba(6,182,212,0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .trust-card h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .trust-card p {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.5;
        }

        /* ===== CTA BANNER ===== */
        .cta-banner {
            background: linear-gradient(135deg, rgba(6,182,212,0.12) 0%, rgba(163,230,53,0.08) 100%);
            border: 1px solid rgba(6,182,212,0.25);
            border-radius: var(--radius-xl);
            padding: 45px 40px;
            position: relative;
            overflow: hidden;
        }

        .cta-banner::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(6,182,212,0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-banner h3 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .cta-banner p {
            font-size: 0.98rem;
            color: var(--text-secondary);
            margin-bottom: 22px;
            line-height: 1.6;
        }

        /* ===== FIXED CTA ===== */
        .fixed-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 90;
            background: rgba(7,7,13,0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-top: 1px solid rgba(6,182,212,0.2);
            padding: 10px 0;
            box-shadow: 0 -6px 30px rgba(0,0,0,0.5);
            transform: translateY(100%);
            transition: transform var(--transition-slow);
        }

        .fixed-cta-bar.visible {
            transform: translateY(0);
        }

        .fixed-cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .fixed-cta-text {
            font-size: 0.85rem;
            color: var(--text-secondary);
        }

        .fixed-cta-text strong {
            color: var(--text-primary);
            display: block;
            font-size: 0.95rem;
        }

        /* ===== FAB ===== */
        .fab-cyber {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: rgba(7,7,13,0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 2px solid transparent;
            background-image: linear-gradient(rgba(7,7,13,0.85), rgba(7,7,13,0.85)), 
                              linear-gradient(135deg, #06B6D4, #A3E635, #F43F5E);
            background-origin: border-box;
            background-clip: padding-box, border-box;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            font-size: 1.3rem;
            cursor: pointer;
            box-shadow: 0 0 20px rgba(6,182,212,0.45);
            transition: all var(--transition-base);
            opacity: 0.75;
            animation: fabFloat 3s ease-in-out infinite;
        }

        .fab-cyber:hover {
            opacity: 1;
            box-shadow: 0 0 32px rgba(6,182,212,0.65);
            transform: scale(1.1);
            color: var(--accent-lime);
        }

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

        .fab-notification {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            background: #F43F5E;
            border-radius: 50%;
            border: 2px solid #fff;
            box-shadow: 0 0 8px rgba(244,63,94,0.6);
            animation: fabPulse 1.5s ease-in-out infinite;
        }

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

        @keyframes fabPulse {
            0%, 100% { box-shadow: 0 0 8px rgba(244,63,94,0.6); }
            50% { box-shadow: 0 0 18px rgba(244,63,94,0.9); }
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: var(--bg-tertiary);
            border-top: 1px solid var(--border-subtle);
            padding: 50px 0 30px;
            position: relative;
            z-index: 1;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 30px;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
            font-weight: 800;
            font-size: 1.05rem;
            color: var(--text-primary);
        }

        .footer-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, #06B6D4, #0E1E2E);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 0.9rem;
            border: 2px solid rgba(6,182,212,0.4);
        }

        .footer-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 16px;
            max-width: 420px;
        }

        .footer-payment-methods {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 14px;
        }

        .payment-badge {
            padding: 5px 14px;
            border-radius: var(--radius-sm);
            background: rgba(255,255,255,0.04);
            border: 1px solid var(--border-subtle);
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
        }

        .payment-badge:hover {
            border-color: rgba(6,182,212,0.3);
            color: var(--accent-cyan);
        }

        .footer-trust-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .trust-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.72rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        .trust-badge i {
            color: var(--accent-cyan);
            font-size: 0.75rem;
        }

        .footer-col h3 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
        }

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

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

        .footer-col ul li a {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .footer-col ul li a i {
            font-size: 0.65rem;
            color: var(--accent-cyan);
            transition: transform var(--transition-fast);
        }

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

        .footer-col ul li a:hover i {
            transform: translateX(4px);
        }

        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        .footer-bottom a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

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

        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .hero-title {
                font-size: 2.3rem;
            }

            .section-title {
                font-size: 1.7rem;
            }

            .nav-links a {
                font-size: 0.78rem;
                padding: 7px 10px;
            }
        }

        @media (max-width: 768px) {
            .nav-inner {
                height: auto;
                min-height: 60px;
                padding: 10px 16px;
                flex-wrap: wrap;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-links {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                padding: 10px 0;
                order: 10;
            }

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

            .nav-links a {
                padding: 10px 16px;
                font-size: 0.85rem;
                white-space: normal;
            }

            .nav-actions {
                margin-left: auto;
            }

            .btn-nav-login,
            .btn-nav-signup {
                padding: 7px 14px;
                font-size: 0.78rem;
            }

            .hero-section {
                padding: 40px 0 50px;
            }

            .hero-title {
                font-size: 1.8rem;
            }

            .hero-subtitle {
                font-size: 1rem;
            }

            .hero-image-wrapper {
                min-height: 240px;
                margin-top: 30px;
            }

            .hero-image-wrapper img {
                min-height: 240px;
            }

            .section-block {
                padding: 40px 0;
            }

            .section-title {
                font-size: 1.5rem;
            }

            .comparison-card {
                padding: 22px;
            }

            .cta-banner {
                padding: 30px 24px;
            }

            .fixed-cta-inner {
                flex-direction: column;
                text-align: center;
                gap: 10px;
                padding: 8px 16px;
            }

            .fixed-cta-text strong {
                display: inline;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .article-list-item {
                flex-direction: column;
            }

            .article-list-thumb {
                width: 100%;
                height: 140px;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.5rem;
            }

            .hero-badge {
                font-size: 0.7rem;
                padding: 6px 12px;
            }

            .hero-cta-group {
                flex-direction: column;
                align-items: stretch;
            }

            .btn-primary-neon,
            .btn-secondary-outline {
                justify-content: center;
                width: 100%;
            }

            .hero-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

            .section-title {
                font-size: 1.3rem;
            }

            .tip-card {
                padding: 18px;
            }

            .trust-card {
                flex-direction: column;
                text-align: center;
                gap: 12px;
            }

            .cta-banner h3 {
                font-size: 1.3rem;
            }

            .btn-nav-signup {
                padding: 6px 12px;
                font-size: 0.72rem;
            }

            .btn-nav-login {
                padding: 6px 10px;
                font-size: 0.72rem;
            }

            .nav-logo {
                font-size: 0.82rem;
            }

            .nav-logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.85rem;
            }

            .fab-cyber {
                width: 48px;
                height: 48px;
                left: 0.75rem;
                bottom: 6.5rem;
                font-size: 1.1rem;
                border-radius: 12px;
            }
        }

/* roulang page: category4 */
@import url('/assets/css/vendor/d3ed4e98d7-css2.css');
        
        :root {
            --bg-primary: #07070D;
            --bg-secondary: #0E1E2E;
            --bg-tertiary: #0A1520;
            --accent-cyan: #06B6D4;
            --accent-lime: #A3E635;
            --accent-pink: #F43F5E;
            --accent-gold: #F59E0B;
            --accent-seafoam: #7DD3FC;
            --text-primary: #F8FAFC;
            --text-secondary: #94A3B8;
            --text-muted: #64748B;
            --border-subtle: rgba(148,163,184,0.12);
            --border-neon: rgba(6,182,212,0.25);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 9999px;
            --shadow-depth: 0 20px 50px rgba(0,0,0,0.45);
            --shadow-glow: 0 0 25px rgba(6,182,212,0.25);
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s ease;
            --transition-slow: 0.55s cubic-bezier(0.22,1,0.36,1);
        }
        
        html {
            scroll-behavior: smooth;
            -webkit-tap-highlight-color: transparent;
        }
        
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        
        body {
            font-family: 'Be Vietnam Pro', 'Inter', system-ui, sans-serif;
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            position: relative;
        }
        
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: 
                radial-gradient(ellipse at 20% 20%, rgba(6,182,212,0.06) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 70%, rgba(163,230,53,0.04) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 50%, rgba(14,30,46,0.5) 0%, transparent 70%);
            pointer-events: none;
            z-index: 0;
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        
        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            transition: all var(--transition-fast);
        }
        
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 3px;
            border-radius: 4px;
        }
        
        .container-main {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
            z-index: 1;
        }
        
        /* ===== HEADER / NAV ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(7,7,13,0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            background: rgba(7,7,13,0.95);
            box-shadow: 0 6px 30px rgba(0,0,0,0.6);
            border-bottom-color: rgba(6,182,212,0.15);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            height: 68px;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 0.95rem;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(135deg, #06B6D4, #0E1E2E);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #fff;
            border: 2px solid rgba(6,182,212,0.5);
            box-shadow: 0 0 12px rgba(6,182,212,0.35);
            flex-shrink: 0;
        }
        .nav-logo span {
            color: var(--accent-cyan);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: wrap;
            justify-content: center;
        }
        .nav-links a {
            padding: 8px 13px;
            border-radius: var(--radius-sm);
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-links a:hover {
            color: var(--text-primary);
            background: rgba(6,182,212,0.08);
        }
        .nav-links a.active {
            color: var(--accent-cyan);
            background: rgba(6,182,212,0.1);
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 3px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2px;
            border-radius: 2px;
            background: var(--accent-cyan);
            box-shadow: 0 0 8px var(--accent-cyan);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn-nav-login {
            padding: 9px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--accent-cyan);
            border: 1px solid rgba(6,182,212,0.4);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-nav-login:hover {
            background: rgba(6,182,212,0.1);
            border-color: var(--accent-cyan);
            box-shadow: 0 0 15px rgba(6,182,212,0.2);
        }
        .btn-nav-signup {
            padding: 9px 20px;
            border-radius: var(--radius-sm);
            font-size: 0.82rem;
            font-weight: 700;
            background: linear-gradient(135deg, #A3E635, #06B6D4);
            color: #07070D;
            box-shadow: 0 0 15px rgba(163,230,53,0.4);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-nav-signup:hover {
            box-shadow: 0 0 25px rgba(163,230,53,0.6);
            transform: translateY(-1px);
        }
        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-subtle);
            color: var(--text-primary);
            font-size: 1.15rem;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        
        /* ===== HERO SECTION (Creator Profile Style) ===== */
        .hero-event {
            padding: 40px 0 60px;
            position: relative;
            overflow: hidden;
            background: 
                linear-gradient(180deg, rgba(7,7,13,0.6) 0%, rgba(7,7,13,0.92) 70%, var(--bg-primary) 100%),
                url('/assets/images/dc4920332d475f71.jpg') center top / cover no-repeat;
            min-height: 520px;
            display: flex;
            align-items: center;
        }
        .hero-event::before {
            content: '';
            position: absolute;
            inset: 0;
            background: 
                radial-gradient(ellipse at 30% 30%, rgba(6,182,212,0.15) 0%, transparent 55%),
                radial-gradient(ellipse at 75% 60%, rgba(163,230,53,0.08) 0%, transparent 50%);
            pointer-events: none;
        }
        .hero-event-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
        }
        .hero-event-badge-row {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            margin-bottom: 18px;
        }
        .hero-event-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: var(--radius-full);
            font-size: 0.72rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            background: rgba(244,63,94,0.15);
            color: var(--accent-pink);
            border: 1px solid rgba(244,63,94,0.3);
        }
        .hero-event-badge.cyan {
            background: rgba(6,182,212,0.12);
            color: var(--accent-cyan);
            border-color: rgba(6,182,212,0.3);
        }
        .hero-profile-row {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 14px;
        }
        .hero-avatar {
            width: 68px;
            height: 68px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, #06B6D4, #0E1E2E);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: #fff;
            border: 2px solid rgba(6,182,212,0.5);
            box-shadow: 0 0 20px rgba(6,182,212,0.35);
            flex-shrink: 0;
        }
        .hero-profile-info h2 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 2px;
        }
        .hero-profile-info p {
            font-size: 0.8rem;
            color: var(--text-secondary);
        }
        .hero-event-content h1 {
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1.25;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            margin-bottom: 16px;
        }
        .hero-event-content h1 .highlight {
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-event-desc {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 22px;
            max-width: 580px;
        }
        .hero-stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            margin-bottom: 24px;
        }
        .hero-stat-item {
            text-align: left;
        }
        .hero-stat-item .stat-num {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
        }
        .hero-stat-item .stat-num.accent {
            color: var(--accent-lime);
        }
        .hero-stat-item .stat-label {
            font-size: 0.75rem;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        .hero-event-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .btn-primary-glow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-md);
            font-size: 0.9rem;
            font-weight: 700;
            background: linear-gradient(135deg, #A3E635, #06B6D4);
            color: #07070D;
            box-shadow: 0 0 20px rgba(163,230,53,0.4);
            transition: all var(--transition-base);
        }
        .btn-primary-glow:hover {
            box-shadow: 0 0 35px rgba(163,230,53,0.6);
            transform: translateY(-2px);
        }
        .btn-outline-cyan {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 24px;
            border-radius: var(--radius-md);
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--accent-cyan);
            border: 1px solid rgba(6,182,212,0.45);
            transition: all var(--transition-base);
            background: rgba(6,182,212,0.05);
        }
        .btn-outline-cyan:hover {
            background: rgba(6,182,212,0.12);
            border-color: var(--accent-cyan);
            box-shadow: 0 0 18px rgba(6,182,212,0.25);
        }
        
        /* ===== SECTION BASE ===== */
        .section-block {
            padding: 60px 0;
            position: relative;
        }
        .section-block.alt-bg {
            background: rgba(10,21,32,0.5);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }
        .section-header {
            margin-bottom: 36px;
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }
        .section-header h2 {
            font-size: 1.7rem;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            line-height: 1.3;
        }
        .section-header h2 .accent {
            color: var(--accent-cyan);
        }
        .section-subtitle {
            font-size: 0.9rem;
            color: var(--text-secondary);
            max-width: 600px;
            margin-top: 6px;
            line-height: 1.6;
        }
        .section-link-more {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent-cyan);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .section-link-more:hover {
            color: var(--accent-lime);
            gap: 10px;
        }
        
        /* ===== CARDS ===== */
        .feature-card {
            background: rgba(14,30,46,0.6);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--accent-cyan), var(--accent-lime));
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        .feature-card:hover {
            border-color: rgba(6,182,212,0.3);
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(0,0,0,0.35), 0 0 18px rgba(6,182,212,0.12);
        }
        .feature-card:hover::before {
            opacity: 1;
        }
        .feature-card-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: rgba(6,182,212,0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--accent-cyan);
            margin-bottom: 16px;
            border: 1px solid rgba(6,182,212,0.15);
        }
        .feature-card h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }
        .feature-card p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .grid-3col {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 20px;
        }
        .grid-2col {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
        }
        
        /* ===== EVENT CARD ===== */
        .event-card {
            background: rgba(14,30,46,0.55);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }
        .event-card:hover {
            border-color: rgba(6,182,212,0.35);
            transform: translateY(-3px);
            box-shadow: 0 14px 38px rgba(0,0,0,0.4), 0 0 20px rgba(6,182,212,0.1);
        }
        .event-card-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .event-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }
        .event-card:hover .event-card-img img {
            transform: scale(1.06);
        }
        .event-card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 5px 12px;
            border-radius: var(--radius-full);
            font-size: 0.7rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            background: rgba(244,63,94,0.85);
            color: #fff;
            z-index: 2;
        }
        .event-card-body {
            padding: 18px 18px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .event-card-body h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .event-card-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 10px;
            font-size: 0.75rem;
            color: var(--text-muted);
        }
        .event-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .event-card-body p {
            font-size: 0.83rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 14px;
            flex: 1;
        }
        .event-card-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.8rem;
            font-weight: 600;
            background: rgba(6,182,212,0.1);
            color: var(--accent-cyan);
            border: 1px solid rgba(6,182,212,0.3);
            transition: all var(--transition-fast);
            align-self: flex-start;
        }
        .event-card-btn:hover {
            background: rgba(6,182,212,0.2);
            border-color: var(--accent-cyan);
            box-shadow: 0 0 15px rgba(6,182,212,0.2);
        }
        
        /* ===== STEPS ===== */
        .step-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 16px;
            list-style: none;
            counter-reset: step-counter;
        }
        .step-item {
            background: rgba(14,30,46,0.5);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            position: relative;
            transition: all var(--transition-base);
            counter-increment: step-counter;
        }
        .step-item:hover {
            border-color: rgba(6,182,212,0.3);
            background: rgba(14,30,46,0.75);
        }
        .step-item::before {
            content: counter(step-counter);
            position: absolute;
            top: -12px;
            left: 20px;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            color: #07070D;
            font-weight: 800;
            font-size: 0.8rem;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .step-item h4 {
            font-size: 0.92rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
            margin-top: 4px;
        }
        .step-item p {
            font-size: 0.8rem;
            color: var(--text-secondary);
            line-height: 1.55;
        }
        
        /* ===== PRIZE / REWARD ITEMS ===== */
        .prize-row {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: flex-start;
        }
        .prize-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 18px;
            border-radius: var(--radius-full);
            font-size: 0.82rem;
            font-weight: 600;
            background: rgba(6,182,212,0.08);
            color: var(--text-primary);
            border: 1px solid rgba(6,182,212,0.2);
        }
        .prize-badge i {
            color: var(--accent-gold);
        }
        .prize-badge.lime {
            background: rgba(163,230,53,0.08);
            border-color: rgba(163,230,53,0.2);
        }
        .prize-badge.lime i {
            color: var(--accent-lime);
        }
        
        /* ===== INFO LIST ===== */
        .info-list-block {
            background: rgba(10,21,32,0.7);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 28px 26px;
        }
        .info-list-block h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .info-list-block ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .info-list-block ul li {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.55;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }
        .info-list-block ul li i {
            color: var(--accent-cyan);
            margin-top: 3px;
            flex-shrink: 0;
        }
        
        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 800px;
        }
        .faq-item {
            background: rgba(14,30,46,0.5);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item:hover {
            border-color: rgba(6,182,212,0.25);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            padding: 18px 20px;
            text-align: left;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--text-primary);
            background: none;
        }
        .faq-question .faq-icon {
            font-size: 0.8rem;
            color: var(--accent-cyan);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--accent-lime);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base);
            padding: 0 20px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 18px;
        }
        .faq-answer p {
            font-size: 0.83rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        
        /* ===== CTA SECTION ===== */
        .cta-ribbon {
            background: linear-gradient(135deg, rgba(6,182,212,0.1), rgba(163,230,53,0.06));
            border: 1px solid rgba(6,182,212,0.3);
            border-radius: var(--radius-xl);
            padding: 40px 32px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-ribbon::before {
            content: '';
            position: absolute;
            inset: 0;
            background: 
                radial-gradient(ellipse at 50% 50%, rgba(6,182,212,0.1) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-ribbon h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            margin-bottom: 10px;
            position: relative;
        }
        .cta-ribbon p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            max-width: 550px;
            margin: 0 auto 22px;
            line-height: 1.6;
            position: relative;
        }
        .cta-ribbon .btn-primary-glow {
            position: relative;
        }
        
        /* ===== NEWS LIST ===== */
        .news-list-block {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 14px;
        }
        .news-item-link {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 16px;
            background: rgba(14,30,46,0.45);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .news-item-link:hover {
            border-color: rgba(6,182,212,0.3);
            background: rgba(14,30,46,0.7);
            transform: translateX(4px);
        }
        .news-item-thumb {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
        }
        .news-item-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-item-info {
            flex: 1;
            min-width: 0;
        }
        .news-item-info h4 {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--text-primary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            margin-bottom: 2px;
        }
        .news-item-info span {
            font-size: 0.72rem;
            color: var(--text-muted);
        }
        
        /* ===== FIXED CTA BAR ===== */
        .fixed-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 90;
            background: rgba(7,7,13,0.94);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-top: 1px solid rgba(6,182,212,0.25);
            padding: 10px 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transform: translateY(100%);
            transition: transform var(--transition-base);
        }
        .fixed-cta-bar.visible {
            transform: translateY(0);
        }
        .fixed-cta-info {
            display: flex;
            align-items: center;
            gap: 10px;
            min-width: 0;
        }
        .fixed-cta-info .cta-icon {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: linear-gradient(135deg, #06B6D4, #A3E635);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #07070D;
            font-size: 0.85rem;
            flex-shrink: 0;
        }
        .fixed-cta-info span {
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--text-primary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .fixed-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            font-size: 0.8rem;
            font-weight: 700;
            background: linear-gradient(135deg, #A3E635, #06B6D4);
            color: #07070D;
            box-shadow: 0 0 15px rgba(163,230,53,0.4);
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }
        .fixed-cta-btn:hover {
            box-shadow: 0 0 25px rgba(163,230,53,0.6);
        }
        
        /* ===== FAB ===== */
        .floating-fab {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 80;
            width: 58px;
            height: 58px;
            border-radius: 50%;
            background: rgba(7,7,13,0.82);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 2px solid transparent;
            background-image: linear-gradient(rgba(7,7,13,0.82), rgba(7,7,13,0.82)), linear-gradient(135deg, var(--accent-cyan), var(--accent-lime), var(--accent-pink));
            background-origin: border-box;
            background-clip: padding-box, border-box;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            font-size: 1.3rem;
            box-shadow: 0 0 22px rgba(6,182,212,0.45);
            opacity: 0.75;
            transition: all var(--transition-base);
            animation: fabPulse 3s ease-in-out infinite;
        }
        .floating-fab:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 0 35px rgba(6,182,212,0.7);
            color: var(--accent-lime);
        }
        .floating-fab:active {
            transform: scale(0.95);
            box-shadow: 0 0 45px rgba(244,63,94,0.7);
            color: var(--accent-pink);
        }
        .floating-fab .fab-notification {
            position: absolute;
            top: 2px;
            right: 2px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--accent-pink);
            border: 2px solid #07070D;
            animation: fabDotPulse 1.5s ease-in-out infinite;
        }
        @keyframes fabPulse {
            0%, 100% { box-shadow: 0 0 22px rgba(6,182,212,0.45); }
            50% { box-shadow: 0 0 32px rgba(6,182,212,0.65); }
        }
        @keyframes fabDotPulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(0.8); }
        }
        
        /* ===== FOOTER ===== */
        .site-footer {
            background: rgba(7,7,13,0.95);
            border-top: 1px solid var(--border-subtle);
            padding: 48px 0 28px;
            position: relative;
            z-index: 1;
            margin-bottom: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 800;
            font-size: 1rem;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .footer-logo-icon {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: linear-gradient(135deg, #06B6D4, #0E1E2E);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            color: #fff;
            border: 1px solid rgba(6,182,212,0.4);
        }
        .footer-desc {
            font-size: 0.82rem;
            color: var(--text-secondary);
            line-height: 1.6;
            max-width: 380px;
        }
        .footer-payment-methods {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 14px;
        }
        .payment-badge {
            padding: 5px 12px;
            border-radius: var(--radius-full);
            font-size: 0.7rem;
            font-weight: 600;
            background: rgba(6,182,212,0.08);
            color: var(--text-secondary);
            border: 1px solid rgba(6,182,212,0.18);
        }
        .footer-trust-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 14px;
        }
        .trust-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 5px 12px;
            border-radius: var(--radius-full);
            font-size: 0.7rem;
            font-weight: 500;
            background: rgba(163,230,53,0.06);
            color: var(--accent-lime);
            border: 1px solid rgba(163,230,53,0.18);
        }
        .footer-col h3 {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul a {
            font-size: 0.82rem;
            color: var(--text-secondary);
            display: inline-flex;
            align-items: center;
            gap: 7px;
            transition: all var(--transition-fast);
        }
        .footer-col ul a i {
            font-size: 0.6rem;
            color: var(--accent-cyan);
        }
        .footer-col ul a:hover {
            color: var(--accent-cyan);
            transform: translateX(3px);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 20px;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 0.75rem;
            color: var(--text-muted);
            line-height: 1.5;
        }
        .footer-bottom a {
            color: var(--accent-cyan);
            font-weight: 500;
        }
        .footer-bottom a:hover {
            color: var(--accent-lime);
        }
        
        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .hero-event-content h1 {
                font-size: 2rem;
            }
            .nav-links a {
                padding: 7px 10px;
                font-size: 0.76rem;
            }
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .nav-inner {
                height: 58px;
            }
            .nav-logo {
                font-size: 0.82rem;
            }
            .nav-logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.85rem;
            }
            .nav-links {
                position: fixed;
                top: 58px;
                left: 0;
                right: 0;
                background: rgba(7,7,13,0.97);
                backdrop-filter: blur(16px);
                flex-direction: column;
                align-items: stretch;
                padding: 12px 16px 16px;
                gap: 4px;
                border-bottom: 1px solid var(--border-subtle);
                display: none;
                z-index: 99;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                padding: 12px 14px;
                font-size: 0.88rem;
                border-radius: var(--radius-sm);
                text-align: left;
            }
            .nav-links a.active::after {
                display: none;
            }
            .nav-actions {
                gap: 6px;
            }
            .btn-nav-login,
            .btn-nav-signup {
                padding: 7px 12px;
                font-size: 0.72rem;
            }
            .nav-toggle {
                display: flex;
            }
            .hero-event {
                min-height: 450px;
                padding: 30px 0 50px;
            }
            .hero-event-content h1 {
                font-size: 1.5rem;
            }
            .hero-profile-row {
                gap: 10px;
            }
            .hero-avatar {
                width: 52px;
                height: 52px;
                font-size: 1.3rem;
            }
            .hero-profile-info h2 {
                font-size: 0.9rem;
            }
            .hero-stats-row {
                gap: 14px;
            }
            .hero-stat-item .stat-num {
                font-size: 1.2rem;
            }
            .section-block {
                padding: 40px 0;
            }
            .section-header h2 {
                font-size: 1.3rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .fixed-cta-btn {
                padding: 8px 14px;
                font-size: 0.72rem;
            }
            .fixed-cta-info span {
                font-size: 0.68rem;
            }
            .floating-fab {
                width: 50px;
                height: 50px;
                font-size: 1.1rem;
                left: 12px;
                bottom: 90px;
            }
        }
        @media (max-width: 520px) {
            .hero-event-content h1 {
                font-size: 1.3rem;
            }
            .hero-event-desc {
                font-size: 0.85rem;
            }
            .hero-event-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .btn-primary-glow,
            .btn-outline-cyan {
                justify-content: center;
                text-align: center;
            }
            .section-header {
                flex-direction: column;
                align-items: flex-start;
            }
            .grid-3col,
            .grid-2col {
                grid-template-columns: 1fr;
            }
            .cta-ribbon {
                padding: 28px 18px;
            }
            .cta-ribbon h2 {
                font-size: 1.3rem;
            }
            .fixed-cta-info span {
                font-size: 0.62rem;
                max-width: 120px;
            }
            .footer-col h3 {
                font-size: 0.78rem;
            }
            .footer-col ul a {
                font-size: 0.76rem;
            }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}