/* roulang page: index */
:root {
            --primary-bg: #08090F;
            --secondary-bg: #0D111E;
            --card-bg: rgba(13, 17, 30, 0.8);
            --accent-blue: #0052FF;
            --accent-cyan: #00F0FF;
            --accent-purple: #7C3AED;
            --text-white: #FFFFFF;
            --text-silver: #CBD5E1;
            --text-muted: #64748B;
            --border-color: rgba(0, 240, 255, 0.2);
            --border-glow: rgba(0, 240, 255, 0.4);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
            --shadow-neon: 0 0 15px rgba(0, 240, 255, 0.5);
            --shadow-neon-blue: 0 0 20px rgba(0, 82, 255, 0.4);
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
        }

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

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

        body {
            font-family: var(--font-sans);
            background-color: var(--primary-bg);
            color: var(--text-white);
            line-height: 1.6;
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

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

        button, .btn {
            cursor: pointer;
            border: none;
            outline: none;
            font-family: inherit;
            transition: all var(--transition-smooth);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }

        button:focus-visible, .btn:focus-visible, a:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* HEADER & NAVIGATION */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(8, 9, 15, 0.75);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-color);
            transition: background var(--transition-smooth);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
            gap: 32px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.35rem;
            color: var(--text-white);
            letter-spacing: -0.5px;
            white-space: nowrap;
            transition: opacity var(--transition-fast);
        }

        .logo:hover {
            opacity: 0.85;
        }

        .logo i {
            font-size: 1.6rem;
            color: var(--accent-cyan);
            filter: drop-shadow(0 0 6px rgba(0, 240, 255, 0.6));
        }

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

        .main-nav a {
            padding: 8px 18px;
            border-radius: var(--radius-md);
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-silver);
            transition: all var(--transition-smooth);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--text-white);
            background: rgba(0, 240, 255, 0.08);
        }

        .main-nav a.active {
            background: rgba(0, 240, 255, 0.12);
            box-shadow: 0 0 0 1px rgba(0, 240, 255, 0.25);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .btn-login {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: var(--text-white);
            padding: 10px 20px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-smooth);
        }

        .btn-login:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            box-shadow: 0 0 12px rgba(0, 240, 255, 0.2);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
            color: #000;
            padding: 10px 24px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 0.9rem;
            box-shadow: 0 4px 15px rgba(0, 82, 255, 0.3);
            transition: all var(--transition-smooth);
        }

        .btn-signup:hover {
            box-shadow: 0 6px 24px rgba(0, 240, 255, 0.45);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            background: transparent;
            border: none;
            color: var(--text-white);
            font-size: 1.6rem;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast);
        }

        .mobile-menu-toggle:hover {
            color: var(--accent-cyan);
        }

        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 70px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(8, 9, 15, 0.98);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            z-index: 999;
            padding: 24px;
            flex-direction: column;
            gap: 8px;
        }

        .mobile-nav-overlay.active {
            display: flex;
        }

        .mobile-nav-overlay a {
            padding: 14px 20px;
            border-radius: var(--radius-md);
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--text-silver);
            transition: all var(--transition-fast);
        }

        .mobile-nav-overlay a:hover,
        .mobile-nav-overlay a.active {
            background: rgba(0, 240, 255, 0.1);
            color: var(--text-white);
        }

        .mobile-nav-actions {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-top: 16px;
            padding: 0 8px;
        }

        .mobile-nav-actions .btn-login,
        .mobile-nav-actions .btn-signup {
            width: 100%;
            justify-content: center;
            padding: 14px;
            font-size: 1rem;
        }

        /* HERO */
        .hero {
            padding: 140px 0 80px;
            background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(0, 82, 255, 0.18) 0%, transparent 60%),
                        radial-gradient(ellipse 60% 50% at 80% 100%, rgba(0, 240, 255, 0.12) 0%, transparent 60%),
                        var(--secondary-bg);
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -30%;
            left: -20%;
            width: 140%;
            height: 140%;
            background: url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            opacity: 0.08;
            pointer-events: none;
            z-index: 0;
        }

        .hero .container {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 0.9fr;
            gap: 64px;
            align-items: center;
        }

        .hero-content {
            max-width: 640px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 240, 255, 0.1);
            border: 1px solid rgba(0, 240, 255, 0.25);
            color: var(--accent-cyan);
            padding: 8px 18px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.85rem;
            margin-bottom: 24px;
            letter-spacing: 0.5px;
        }

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

        .hero h1 {
            font-size: 3.2rem;
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -1px;
            margin-bottom: 20px;
            background: linear-gradient(135deg, #FFFFFF 0%, #00F0FF 70%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-description {
            font-size: 1.1rem;
            color: var(--text-silver);
            line-height: 1.7;
            margin-bottom: 36px;
        }

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

        .btn-primary-glow {
            background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
            color: #000;
            padding: 14px 32px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 1rem;
            box-shadow: 0 4px 24px rgba(0, 82, 255, 0.4);
        }

        .btn-primary-glow:hover {
            box-shadow: 0 8px 36px rgba(0, 240, 255, 0.55);
            transform: translateY(-2px);
        }

        .btn-outline-neon {
            background: transparent;
            border: 1px solid rgba(0, 240, 255, 0.4);
            color: var(--accent-cyan);
            padding: 14px 28px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-smooth);
        }

        .btn-outline-neon:hover {
            background: rgba(0, 240, 255, 0.08);
            border-color: var(--accent-cyan);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
        }

        .hero-visual {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .hero-card-stats {
            background: rgba(13, 17, 30, 0.7);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 32px;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(0, 240, 255, 0.15);
        }

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

        .stat-value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-cyan);
            letter-spacing: -0.5px;
            line-height: 1;
            margin-bottom: 6px;
        }

        .stat-label {
            font-size: 0.85rem;
            color: var(--text-silver);
            font-weight: 500;
        }

        .hero-image-wrapper {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-lg), 0 0 20px rgba(0, 240, 255, 0.12);
            aspect-ratio: 16/10;
            background: #0A0E17;
        }

        .hero-image-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* COUNTDOWN SECTION */
        .countdown-section {
            padding: 50px 0;
            background: linear-gradient(180deg, rgba(13, 17, 30, 0.9) 0%, rgba(8, 9, 15, 0.95) 100%);
            border-top: 1px solid rgba(0, 240, 255, 0.12);
            border-bottom: 1px solid rgba(0, 240, 255, 0.12);
        }

        .countdown-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .countdown-info h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-white);
        }

        .countdown-info p {
            color: var(--text-silver);
            font-size: 1rem;
            margin-bottom: 24px;
        }

        .countdown-timer {
            display: flex;
            gap: 16px;
        }

        .timer-block {
            background: rgba(0, 82, 255, 0.15);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            text-align: center;
            min-width: 70px;
            box-shadow: 0 0 14px rgba(0, 82, 255, 0.15);
        }

        .timer-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--accent-cyan);
            line-height: 1;
        }

        .timer-label {
            font-size: 0.75rem;
            color: var(--text-silver);
            margin-top: 4px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .countdown-visual img {
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-md);
        }

        /* STOCK TICKER */
        .stock-ticker {
            padding: 24px 0;
            background: rgba(0, 82, 255, 0.06);
            border-bottom: 1px solid var(--border-color);
            overflow: hidden;
        }

        .ticker-track {
            display: flex;
            gap: 48px;
            animation: scrollTicker 30s linear infinite;
            white-space: nowrap;
            color: var(--text-silver);
            font-weight: 500;
            font-size: 0.9rem;
        }

        .ticker-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .ticker-item i {
            color: var(--accent-cyan);
            font-size: 0.7rem;
        }

        @keyframes scrollTicker {
            0% { transform: translateX(0); }
            100% { transform: translateX(-50%); }
        }

        /* FEATURE HIGHLIGHTS */
        .features-wall {
            padding: 80px 0;
            background: var(--primary-bg);
        }

        .section-header {
            margin-bottom: 48px;
        }

        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 12px;
            color: var(--text-white);
        }

        .section-header p {
            color: var(--text-silver);
            font-size: 1.05rem;
            max-width: 640px;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }

        .feature-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-neon);
            transform: translateY(-4px);
        }

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

        .feature-icon {
            font-size: 2rem;
            color: var(--accent-cyan);
            margin-bottom: 18px;
            display: inline-block;
        }

        .feature-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-white);
        }

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

        /* TICKET COMPARISON */
        .ticket-compare {
            padding: 80px 0;
            background: var(--secondary-bg);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }

        .compare-table-wrapper {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

        .compare-table {
            width: 100%;
            border-collapse: collapse;
        }

        .compare-table th {
            background: rgba(0, 82, 255, 0.12);
            padding: 18px 24px;
            text-align: left;
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--text-white);
            border-bottom: 1px solid var(--border-color);
        }

        .compare-table th:first-child {
            color: var(--accent-cyan);
        }

        .compare-table td {
            padding: 16px 24px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            color: var(--text-silver);
            font-size: 0.9rem;
        }

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

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

        .badge-compare {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.8rem;
        }

        .badge-free {
            background: rgba(100, 116, 139, 0.2);
            color: #94A3B8;
        }

        .badge-standard {
            background: rgba(0, 240, 255, 0.12);
            color: var(--accent-cyan);
        }

        .badge-premium {
            background: linear-gradient(135deg, rgba(0, 82, 255, 0.3), rgba(0, 240, 255, 0.2));
            color: #F0F9FF;
        }

        .compare-cta-row {
            display: flex;
            gap: 16px;
            padding: 24px;
            justify-content: center;
            background: rgba(0, 82, 255, 0.05);
            border-top: 1px solid var(--border-color);
        }

        /* NEWS LIST */
        .news-section {
            padding: 80px 0;
            background: var(--primary-bg);
        }

        .news-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 48px;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .news-item {
            display: flex;
            gap: 20px;
            padding: 20px;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            background: var(--card-bg);
            transition: all var(--transition-smooth);
            align-items: center;
        }

        .news-item:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-sm);
            transform: translateX(2px);
        }

        .news-thumb {
            width: 120px;
            height: 80px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: #0A0E17;
        }

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

        .news-body {
            flex: 1;
            min-width: 0;
        }

        .news-body h3 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 6px;
            line-height: 1.3;
        }

        .news-body h3 a {
            color: var(--text-white);
            transition: color var(--transition-fast);
        }

        .news-body h3 a:hover {
            color: var(--accent-cyan);
        }

        .news-meta {
            display: flex;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-muted);
            align-items: center;
        }

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

        .news-excerpt {
            font-size: 0.85rem;
            color: var(--text-silver);
            margin-top: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .sidebar-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px;
        }

        .sidebar-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--text-white);
        }

        .sidebar-card ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .sidebar-card ul li a {
            color: var(--text-silver);
            font-size: 0.9rem;
            transition: color var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        .sidebar-card ul li a i {
            font-size: 0.6rem;
            color: var(--accent-cyan);
        }

        .empty-state {
            text-align: center;
            padding: 40px;
            color: var(--text-muted);
            font-size: 1rem;
        }

        /* CTA SIGNUP */
        .cta-signup {
            padding: 80px 0;
            background: linear-gradient(135deg, rgba(0, 82, 255, 0.1) 0%, rgba(0, 240, 255, 0.05) 100%);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            position: relative;
            overflow: hidden;
        }

        .cta-signup::before {
            content: '';
            position: absolute;
            top: -40%;
            left: -20%;
            width: 140%;
            height: 180%;
            background: url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
            opacity: 0.06;
            pointer-events: none;
            z-index: 0;
        }

        .cta-signup .container {
            position: relative;
            z-index: 1;
            text-align: center;
        }

        .cta-signup h2 {
            font-size: 2.4rem;
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .cta-signup p {
            color: var(--text-silver);
            font-size: 1.1rem;
            margin-bottom: 32px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-signup .btn-primary-glow {
            font-size: 1.1rem;
            padding: 16px 40px;
            border-radius: 50px;
        }

        /* FAQ */
        .faq-section {
            padding: 80px 0;
            background: var(--primary-bg);
        }

        .faq-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: all var(--transition-smooth);
            cursor: pointer;
        }

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

        .faq-item summary {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--text-white);
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }

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

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

        .faq-answer {
            margin-top: 14px;
            color: var(--text-silver);
            font-size: 0.95rem;
            line-height: 1.6;
            padding-top: 14px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        /* FOOTER */
        .site-footer {
            background: var(--secondary-bg);
            border-top: 1px solid var(--border-color);
            padding: 48px 0 0;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-brand p {
            color: var(--text-silver);
            font-size: 0.9rem;
            margin-top: 12px;
            max-width: 280px;
        }

        .footer-col h4 {
            font-weight: 700;
            font-size: 0.95rem;
            margin-bottom: 16px;
            color: var(--text-white);
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            color: var(--text-silver);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            padding: 24px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

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

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

        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(0, 240, 255, 0.08);
            border: 1px solid rgba(0, 240, 255, 0.2);
            padding: 6px 14px;
            border-radius: 50px;
            font-size: 0.8rem;
            color: var(--accent-cyan);
        }

        /* FAB */
        .fab-support {
            position: fixed;
            left: 24px;
            bottom: 96px;
            z-index: 998;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(13, 17, 30, 0.75);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 2px solid transparent;
            background-clip: padding-box;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--accent-cyan);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
            cursor: pointer;
            transition: all var(--transition-smooth);
            animation: fabFloat 3s ease-in-out infinite;
        }

        .fab-support::before {
            content: '';
            position: absolute;
            inset: -3px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan), var(--accent-blue));
            z-index: -1;
            animation: rotateBorder 4s linear infinite;
        }

        .fab-support:hover {
            transform: scale(1.12);
            box-shadow: 0 0 32px rgba(0, 240, 255, 0.65);
            color: #fff;
        }

        .fab-notification {
            position: absolute;
            top: 2px;
            right: 2px;
            width: 14px;
            height: 14px;
            background: #FF007F;
            border-radius: 50%;
            border: 2px solid #08090F;
            animation: blink 1.2s ease-in-out infinite;
        }

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

        @keyframes rotateBorder {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

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

        /* RESPONSIVE */
        @media (max-width: 1024px) {
            .hero .container {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .hero-visual {
                order: -1;
            }
            .hero-card-stats {
                max-width: 480px;
            }
            .hero h1 {
                font-size: 2.6rem;
            }
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
            .news-sidebar {
                display: grid;
                grid-template-columns: repeat(2, 1fr);
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .countdown-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .header-actions .btn-login,
            .header-actions .btn-signup {
                display: flex;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .hero {
                padding: 110px 0 60px;
            }
            .hero h1 {
                font-size: 2.1rem;
            }
            .hero-description {
                font-size: 1rem;
            }
            .hero-card-stats {
                grid-template-columns: 1fr 1fr;
                padding: 24px;
            }
            .stat-value {
                font-size: 1.6rem;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .news-thumb {
                width: 80px;
                height: 60px;
            }
            .news-sidebar {
                grid-template-columns: 1fr;
            }
            .compare-table-wrapper {
                overflow-x: auto;
            }
            .compare-table th,
            .compare-table td {
                padding: 12px 14px;
                font-size: 0.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .section-header h2 {
                font-size: 1.7rem;
            }
            .cta-signup h2 {
                font-size: 1.8rem;
            }
            .countdown-timer {
                gap: 10px;
            }
            .timer-block {
                padding: 12px 14px;
                min-width: 56px;
            }
            .timer-number {
                font-size: 1.8rem;
            }
            .fab-support {
                left: 16px;
                bottom: 80px;
                width: 48px;
                height: 48px;
                font-size: 1.3rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero-cta-group {
                flex-direction: column;
                width: 100%;
            }
            .hero-cta-group .btn {
                width: 100%;
            }
            .hero-card-stats {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .news-item {
                flex-direction: column;
                gap: 14px;
            }
            .news-thumb {
                width: 100%;
                height: 160px;
            }
            .header-inner {
                height: 60px;
            }
            .logo {
                font-size: 1.1rem;
            }
            .compare-cta-row {
                flex-direction: column;
            }
        }

/* roulang page: article */
:root {
            --primary-bg: #08090F;
            --secondary-bg: #0D111E;
            --card-bg: rgba(13, 17, 30, 0.8);
            --accent-blue: #0052FF;
            --accent-cyan: #00F0FF;
            --accent-purple: #7C3AED;
            --text-white: #FFFFFF;
            --text-silver: #CBD5E1;
            --text-muted: #64748B;
            --border-color: rgba(0, 240, 255, 0.2);
            --border-glow: rgba(0, 240, 255, 0.4);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
            --shadow-neon: 0 0 15px rgba(0, 240, 255, 0.5);
            --shadow-neon-blue: 0 0 20px rgba(0, 82, 255, 0.4);
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
        }

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

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

        body {
            font-family: var(--font-sans);
            background-color: var(--primary-bg);
            color: var(--text-white);
            line-height: 1.6;
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

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

        button,
        .btn {
            cursor: pointer;
            border: none;
            outline: none;
            font-family: inherit;
            transition: all var(--transition-smooth);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }

        button:focus-visible,
        .btn:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(8, 9, 15, 0.75);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-color);
            transition: background var(--transition-smooth);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
            gap: 32px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.35rem;
            color: var(--text-white);
            letter-spacing: -0.5px;
            white-space: nowrap;
            transition: opacity var(--transition-fast);
        }

        .logo:hover {
            opacity: 0.85;
        }

        .logo i {
            font-size: 1.6rem;
            color: var(--accent-cyan);
            filter: drop-shadow(0 0 6px rgba(0, 240, 255, 0.6));
        }

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

        .main-nav a {
            padding: 8px 18px;
            border-radius: var(--radius-md);
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-silver);
            transition: all var(--transition-smooth);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--text-white);
            background: rgba(0, 240, 255, 0.08);
        }

        .main-nav a.active {
            background: rgba(0, 240, 255, 0.12);
            box-shadow: 0 0 0 1px rgba(0, 240, 255, 0.25);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .btn-login {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: var(--text-white);
            padding: 10px 20px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-smooth);
        }

        .btn-login:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            box-shadow: 0 0 12px rgba(0, 240, 255, 0.2);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
            color: #000;
            padding: 10px 24px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 0.9rem;
            box-shadow: 0 4px 15px rgba(0, 82, 255, 0.3);
            transition: all var(--transition-smooth);
        }

        .btn-signup:hover {
            box-shadow: 0 6px 24px rgba(0, 240, 255, 0.45);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            background: transparent;
            border: none;
            color: var(--text-white);
            font-size: 1.6rem;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .mobile-menu-toggle:hover {
            color: var(--accent-cyan);
        }

        .main-content {
            flex: 1;
            margin-top: 70px;
        }

        .article-hero {
            position: relative;
            padding: 80px 0 60px;
            background: linear-gradient(180deg, rgba(0, 82, 255, 0.1) 0%, var(--primary-bg) 100%);
            overflow: hidden;
        }

        .article-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            opacity: 0.1;
            z-index: 0;
        }

        .article-hero .container {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 400px;
            gap: 48px;
            align-items: center;
        }

        .hero-poster {
            width: 100%;
            aspect-ratio: 3/4;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 2px solid var(--border-glow);
            box-shadow: var(--shadow-neon), var(--shadow-lg);
            position: relative;
        }

        .hero-poster img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .poster-badge {
            position: absolute;
            top: 16px;
            right: 16px;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            color: #000;
            padding: 6px 16px;
            border-radius: 20px;
            font-weight: 700;
            font-size: 0.85rem;
            display: flex;
            align-items: center;
            gap: 6px;
            box-shadow: var(--shadow-neon-blue);
        }

        .poster-badge i {
            font-size: 0.9rem;
        }

        .hero-info h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 16px;
            color: var(--text-white);
            letter-spacing: -0.5px;
        }

        .hero-info .meta-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 24px;
        }

        .meta-tags .tag {
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            background: rgba(0, 240, 255, 0.1);
            border: 1px solid var(--border-color);
            color: var(--accent-cyan);
        }

        .hero-info .summary {
            font-size: 1.15rem;
            line-height: 1.7;
            color: var(--text-silver);
            margin-bottom: 32px;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn-cta {
            background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
            color: #000;
            padding: 14px 32px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 1rem;
            box-shadow: 0 4px 20px rgba(0, 82, 255, 0.35);
        }

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

        .article-body {
            padding: 60px 0;
        }

        .article-body .container {
            max-width: 900px;
        }

        .article-content {
            font-size: 1.1rem;
            line-height: 1.75;
            color: var(--text-silver);
        }

        .article-content h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-white);
            margin: 40px 0 16px;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--border-color);
        }

        .article-content h3 {
            font-size: 1.4rem;
            font-weight: 600;
            color: var(--accent-cyan);
            margin: 28px 0 12px;
        }

        .article-content p {
            margin-bottom: 18px;
        }

        .article-content ul,
        .article-content ol {
            margin: 16px 0;
            padding-left: 24px;
        }

        .article-content ul li,
        .article-content ol li {
            margin-bottom: 8px;
        }

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

        .article-content img {
            border-radius: var(--radius-md);
            margin: 24px 0;
            width: 100%;
            border: 1px solid var(--border-color);
        }

        .article-content blockquote {
            border-left: 4px solid var(--accent-cyan);
            background: rgba(0, 240, 255, 0.05);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            padding: 20px 24px;
            margin: 24px 0;
            color: var(--accent-cyan);
            font-style: italic;
            font-size: 1.05rem;
        }

        .not-found-message {
            text-align: center;
            padding: 80px 24px;
        }

        .not-found-message h2 {
            font-size: 2rem;
            color: var(--text-white);
            margin-bottom: 12px;
        }

        .not-found-message p {
            color: var(--text-muted);
            margin-bottom: 24px;
        }

        .not-found-message .btn-back {
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            color: #000;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .related-section {
            padding: 60px 0;
            background: var(--secondary-bg);
        }

        .related-section h3 {
            font-size: 1.6rem;
            margin-bottom: 28px;
            font-weight: 700;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }

        .related-card {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: all var(--transition-smooth);
        }

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

        .related-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        .related-card .card-body {
            padding: 20px;
        }

        .related-card h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-white);
            margin-bottom: 8px;
        }

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

        .related-card a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--accent-cyan);
            font-weight: 600;
            margin-top: 12px;
            font-size: 0.9rem;
        }

        .related-card a:hover {
            text-decoration: underline;
        }

        .site-footer {
            background: var(--secondary-bg);
            border-top: 1px solid var(--border-color);
            padding: 60px 0 24px;
            margin-top: auto;
        }

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

        .footer-brand p {
            color: var(--text-muted);
            margin-top: 12px;
            font-size: 0.9rem;
            line-height: 1.6;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

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

        .footer-col ul li {
            margin-bottom: 9px;
        }

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

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

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 24px;
            border-top: 1px solid var(--border-color);
            color: var(--text-muted);
            font-size: 0.85rem;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-badge {
            display: flex;
            align-items: center;
            gap: 6px;
            background: rgba(0, 240, 255, 0.1);
            padding: 6px 14px;
            border-radius: 20px;
            color: var(--accent-cyan);
        }

        @media (max-width: 1024px) {
            .article-hero .container {
                grid-template-columns: 1fr;
            }

            .hero-poster {
                max-width: 300px;
                margin: 0 auto;
                order: -1;
            }

            .hero-info h1 {
                font-size: 2.2rem;
            }

            .main-nav a {
                padding: 6px 14px;
                font-size: 0.9rem;
            }

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

        @media (max-width: 768px) {
            .header-inner {
                height: 60px;
            }

            .main-nav {
                display: none;
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                background: rgba(8, 9, 15, 0.95);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 16px 24px;
                gap: 4px;
                border-bottom: 1px solid var(--border-color);
            }

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

            .main-nav a {
                width: 100%;
                padding: 12px 16px;
                font-size: 1rem;
            }

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

            .header-actions .btn-login,
            .header-actions .btn-signup {
                padding: 8px 16px;
                font-size: 0.8rem;
            }

            .article-hero {
                padding: 40px 0;
            }

            .hero-info h1 {
                font-size: 1.9rem;
            }

            .hero-info .summary {
                font-size: 1rem;
            }

            .article-body {
                padding: 40px 0;
            }

            .article-content {
                font-size: 1rem;
            }

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

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

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .hero-actions {
                flex-direction: column;
            }

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

            .hero-info h1 {
                font-size: 1.7rem;
            }

            .hero-poster {
                max-width: 220px;
            }
        }

/* roulang page: category1 */
:root {
            --primary-bg: #08090F;
            --secondary-bg: #0D111E;
            --card-bg: rgba(13, 17, 30, 0.8);
            --accent-blue: #0052FF;
            --accent-cyan: #00F0FF;
            --accent-purple: #7C3AED;
            --text-white: #FFFFFF;
            --text-silver: #CBD5E1;
            --text-muted: #64748B;
            --border-color: rgba(0, 240, 255, 0.2);
            --border-glow: rgba(0, 240, 255, 0.4);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
            --shadow-neon: 0 0 15px rgba(0, 240, 255, 0.5);
            --shadow-neon-blue: 0 0 20px rgba(0, 82, 255, 0.4);
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
        }

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

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

        body {
            font-family: var(--font-sans);
            background-color: var(--primary-bg);
            color: var(--text-white);
            line-height: 1.6;
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

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

        button, .btn {
            cursor: pointer;
            border: none;
            outline: none;
            font-family: inherit;
            transition: all var(--transition-smooth);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }

        button:focus-visible, .btn:focus-visible, a:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* HEADER & NAVIGATION */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(8, 9, 15, 0.75);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-color);
            transition: background var(--transition-smooth);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
            gap: 32px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.35rem;
            color: var(--text-white);
            letter-spacing: -0.5px;
            white-space: nowrap;
            transition: opacity var(--transition-fast);
        }

        .logo:hover {
            opacity: 0.85;
        }

        .logo i {
            font-size: 1.6rem;
            color: var(--accent-cyan);
            filter: drop-shadow(0 0 6px rgba(0, 240, 255, 0.6));
        }

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

        .main-nav a {
            padding: 8px 18px;
            border-radius: var(--radius-md);
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-silver);
            transition: all var(--transition-smooth);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--text-white);
            background: rgba(0, 240, 255, 0.08);
        }

        .main-nav a.active {
            background: rgba(0, 240, 255, 0.12);
            box-shadow: 0 0 0 1px rgba(0, 240, 255, 0.25);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .btn-login {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: var(--text-white);
            padding: 10px 20px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-smooth);
        }

        .btn-login:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            box-shadow: 0 0 12px rgba(0, 240, 255, 0.2);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
            color: #000;
            padding: 10px 24px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 0.9rem;
            box-shadow: 0 4px 15px rgba(0, 82, 255, 0.3);
            transition: all var(--transition-smooth);
        }

        .btn-signup:hover {
            box-shadow: 0 6px 24px rgba(0, 240, 255, 0.45);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            background: transparent;
            border: none;
            color: var(--text-white);
            font-size: 1.6rem;
            padding: 8px;
            border-radius: var(--radius-sm);
        }

        /* MAIN CONTENT */
        .main-content {
            flex: 1;
            margin-top: 70px;
        }

        /* HERO SECTION */
        .hero-section {
            padding: 80px 0 60px;
            background: linear-gradient(180deg, rgba(0, 82, 255, 0.08) 0%, transparent 100%);
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at 30% 50%, rgba(0, 240, 255, 0.06) 0%, transparent 50%);
            pointer-events: none;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
            position: relative;
            z-index: 1;
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 240, 255, 0.1);
            border: 1px solid rgba(0, 240, 255, 0.3);
            padding: 8px 16px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent-cyan);
            margin-bottom: 24px;
        }

        .hero-badge i {
            font-size: 0.9rem;
        }

        .hero-content h1 {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.15;
            margin-bottom: 20px;
            background: linear-gradient(135deg, #FFFFFF 0%, #CBD5E1 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-content h1 span {
            background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-silver);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 540px;
        }

        .hero-stats {
            display: flex;
            gap: 32px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }

        .hero-stat-item {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .hero-stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-cyan);
            line-height: 1;
        }

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

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
            color: #000;
            padding: 14px 32px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 1rem;
            box-shadow: 0 6px 20px rgba(0, 82, 255, 0.35);
            transition: all var(--transition-smooth);
        }

        .btn-primary:hover {
            box-shadow: 0 8px 28px rgba(0, 240, 255, 0.5);
            transform: translateY(-2px);
        }

        .btn-secondary {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: var(--text-white);
            padding: 14px 32px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-smooth);
        }

        .btn-secondary:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            box-shadow: 0 0 16px rgba(0, 240, 255, 0.2);
        }

        .hero-visual {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hero-icon-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            width: 100%;
            max-width: 400px;
        }

        .hero-icon-card {
            background: rgba(13, 17, 30, 0.9);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            transition: all var(--transition-smooth);
            backdrop-filter: blur(10px);
        }

        .hero-icon-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-neon);
            transform: translateY(-4px);
        }

        .hero-icon-card i {
            font-size: 2.2rem;
            color: var(--accent-cyan);
            margin-bottom: 12px;
            display: block;
        }

        .hero-icon-card span {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-silver);
        }

        .status-bar {
            display: flex;
            align-items: center;
            gap: 12px;
            background: rgba(0, 240, 255, 0.05);
            border: 1px solid var(--border-color);
            border-radius: 50px;
            padding: 10px 20px;
            margin-top: 24px;
            max-width: 400px;
        }

        .status-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: #22C55E;
            box-shadow: 0 0 8px rgba(34, 197, 94, 0.6);
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.5; }
        }

        .status-text {
            font-size: 0.85rem;
            color: var(--text-silver);
            font-weight: 500;
        }

        /* SECTION STYLES */
        .section {
            padding: 80px 0;
        }

        .section-header {
            text-align: left;
            margin-bottom: 48px;
        }

        .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--accent-cyan);
            margin-bottom: 12px;
        }

        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 16px;
            line-height: 1.2;
            color: var(--text-white);
        }

        .section-header p {
            font-size: 1.05rem;
            color: var(--text-silver);
            max-width: 600px;
        }

        /* FEATURES GRID */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            transition: all var(--transition-smooth);
            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) 0%, var(--accent-blue) 100%);
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }

        .feature-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-neon);
            transform: translateY(-4px);
        }

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

        .feature-icon {
            width: 52px;
            height: 52px;
            background: rgba(0, 240, 255, 0.1);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }

        .feature-icon i {
            font-size: 1.5rem;
            color: var(--accent-cyan);
        }

        .feature-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-white);
        }

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

        /* PROCESS STEPS */
        .bg-secondary {
            background-color: var(--secondary-bg);
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .process-step {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            text-align: left;
            transition: all var(--transition-smooth);
            position: relative;
        }

        .process-step:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-neon);
        }

        .step-number {
            font-size: 2.5rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1;
            margin-bottom: 12px;
        }

        .process-step h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-white);
        }

        .process-step p {
            font-size: 0.9rem;
            color: var(--text-silver);
            line-height: 1.5;
        }

        /* TABLE STYLES */
        .strategy-table-wrapper {
            overflow-x: auto;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
        }

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

        .strategy-table thead {
            background: rgba(0, 240, 255, 0.08);
        }

        .strategy-table th {
            padding: 16px 20px;
            text-align: left;
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--accent-cyan);
            border-bottom: 1px solid var(--border-color);
        }

        .strategy-table td {
            padding: 14px 20px;
            font-size: 0.9rem;
            color: var(--text-silver);
            border-bottom: 1px solid rgba(0, 240, 255, 0.08);
        }

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

        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 700;
        }

        .badge-high {
            background: rgba(34, 197, 94, 0.15);
            color: #22C55E;
            border: 1px solid rgba(34, 197, 94, 0.3);
        }

        .badge-medium {
            background: rgba(250, 204, 21, 0.15);
            color: #FACC15;
            border: 1px solid rgba(250, 204, 21, 0.3);
        }

        .badge-moderate {
            background: rgba(59, 130, 246, 0.15);
            color: #3B82F6;
            border: 1px solid rgba(59, 130, 246, 0.3);
        }

        /* TWO COLUMN LAYOUT */
        .two-col-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .image-card {
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-lg);
        }

        .image-card img {
            width: 100%;
            height: auto;
            display: block;
        }

        .content-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .content-list li {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 16px;
            background: rgba(13, 17, 30, 0.5);
            border-radius: var(--radius-md);
            border: 1px solid rgba(0, 240, 255, 0.1);
            transition: all var(--transition-smooth);
        }

        .content-list li:hover {
            border-color: var(--border-glow);
            background: rgba(0, 240, 255, 0.03);
        }

        .content-list li i {
            font-size: 1.2rem;
            color: var(--accent-cyan);
            margin-top: 2px;
        }

        .content-list li div {
            flex: 1;
        }

        .content-list li strong {
            display: block;
            font-size: 0.95rem;
            color: var(--text-white);
            margin-bottom: 4px;
        }

        .content-list li p {
            font-size: 0.85rem;
            color: var(--text-silver);
            margin: 0;
        }

        /* FAQ SECTION */
        .faq-grid {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
        }

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

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

        .faq-question {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 24px;
            background: transparent;
            color: var(--text-white);
            font-weight: 600;
            font-size: 1rem;
            text-align: left;
        }

        .faq-question i {
            transition: transform var(--transition-smooth);
            font-size: 0.9rem;
            color: var(--accent-cyan);
        }

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

        .faq-answer-content {
            padding: 0 24px 20px;
            font-size: 0.95rem;
            color: var(--text-silver);
            line-height: 1.7;
        }

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

        .faq-item.open .faq-answer {
            max-height: 500px;
        }

        /* CTA SECTION */
        .cta-section {
            background: linear-gradient(135deg, rgba(0, 82, 255, 0.12) 0%, rgba(0, 240, 255, 0.08) 100%);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-xl);
            padding: 60px 40px;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 16px;
            color: var(--text-white);
        }

        .cta-section p {
            font-size: 1.05rem;
            color: var(--text-silver);
            max-width: 550px;
            margin: 0 auto 32px;
            line-height: 1.6;
        }

        /* FOOTER */
        .site-footer {
            background: var(--secondary-bg);
            border-top: 1px solid var(--border-color);
            padding: 60px 0 30px;
            margin-top: auto;
        }

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

        .footer-brand p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 16px;
            line-height: 1.6;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--text-white);
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

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

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

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 0.85rem;
            color: var(--text-muted);
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-badge {
            display: flex;
            align-items: center;
            gap: 6px;
            color: #22C55E;
            font-weight: 600;
        }

        /* FAB */
        .fab {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 900;
            width: 52px;
            height: 52px;
            border-radius: 50px;
            background: rgba(8, 9, 15, 0.8);
            backdrop-filter: blur(12px);
            border: 2px solid transparent;
            background-clip: padding-box;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 0 15px rgba(0, 240, 255, 0.5);
            transition: all var(--transition-smooth);
            cursor: pointer;
            color: var(--accent-cyan);
            font-size: 1.3rem;
        }

        .fab::before {
            content: '';
            position: absolute;
            inset: -2px;
            border-radius: 50px;
            padding: 2px;
            background: linear-gradient(135deg, #CCFF00, var(--accent-cyan));
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            z-index: -1;
        }

        .fab:hover {
            transform: scale(1.1);
            box-shadow: 0 0 25px rgba(0, 240, 255, 0.7);
            color: #fff;
        }

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

        /* RESPONSIVE */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .hero-content h1 {
                font-size: 2.4rem;
            }

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

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

            .two-col-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

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

        @media (max-width: 768px) {
            .header-inner {
                height: 60px;
            }

            .main-nav {
                display: none;
            }

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

            .hero-content h1 {
                font-size: 1.9rem;
            }

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

            .features-grid {
                grid-template-columns: 1fr;
            }

            .process-steps {
                grid-template-columns: 1fr;
            }

            .section {
                padding: 50px 0;
            }

            .section-header h2 {
                font-size: 1.6rem;
            }

            .cta-section {
                padding: 40px 24px;
            }

            .cta-section h2 {
                font-size: 1.5rem;
            }

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .hero-stats {
                gap: 16px;
            }

            .hero-actions {
                flex-direction: column;
            }

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

            .hero-icon-grid {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category2 */
:root {
            --primary-bg: #08090F;
            --secondary-bg: #0D111E;
            --card-bg: rgba(13, 17, 30, 0.8);
            --accent-blue: #0052FF;
            --accent-cyan: #00F0FF;
            --accent-purple: #7C3AED;
            --text-white: #FFFFFF;
            --text-silver: #CBD5E1;
            --text-muted: #64748B;
            --border-color: rgba(0, 240, 255, 0.2);
            --border-glow: rgba(0, 240, 255, 0.4);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
            --shadow-neon: 0 0 15px rgba(0, 240, 255, 0.5);
            --shadow-neon-blue: 0 0 20px rgba(0, 82, 255, 0.4);
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
        }

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

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

        body {
            font-family: var(--font-sans);
            background-color: var(--primary-bg);
            color: var(--text-white);
            line-height: 1.6;
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

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

        button, .btn {
            cursor: pointer;
            border: none;
            outline: none;
            font-family: inherit;
            transition: all var(--transition-smooth);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }

        button:focus-visible, .btn:focus-visible, a:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(8, 9, 15, 0.75);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-color);
            transition: background var(--transition-smooth);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
            gap: 32px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.35rem;
            color: var(--text-white);
            letter-spacing: -0.5px;
            white-space: nowrap;
            transition: opacity var(--transition-fast);
        }

        .logo:hover {
            opacity: 0.85;
        }

        .logo i {
            font-size: 1.6rem;
            color: var(--accent-cyan);
            filter: drop-shadow(0 0 6px rgba(0, 240, 255, 0.6));
        }

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

        .main-nav a {
            padding: 8px 18px;
            border-radius: var(--radius-md);
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-silver);
            transition: all var(--transition-smooth);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--text-white);
            background: rgba(0, 240, 255, 0.08);
        }

        .main-nav a.active {
            background: rgba(0, 240, 255, 0.12);
            box-shadow: 0 0 0 1px rgba(0, 240, 255, 0.25);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .btn-login {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: var(--text-white);
            padding: 10px 20px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-smooth);
        }

        .btn-login:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            box-shadow: 0 0 12px rgba(0, 240, 255, 0.2);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
            color: #000;
            padding: 10px 24px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 0.9rem;
            box-shadow: 0 4px 15px rgba(0, 82, 255, 0.3);
            transition: all var(--transition-smooth);
        }

        .btn-signup:hover {
            box-shadow: 0 6px 24px rgba(0, 240, 255, 0.45);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            background: transparent;
            border: none;
            color: var(--text-white);
            font-size: 1.6rem;
            padding: 8px;
            border-radius: var(--radius-sm);
        }

        .site-main {
            flex: 1;
            padding-top: 70px;
        }

        .hero-section {
            background: linear-gradient(135deg, rgba(0, 82, 255, 0.15) 0%, rgba(0, 240, 255, 0.05) 50%, rgba(124, 58, 237, 0.1) 100%);
            position: relative;
            overflow: hidden;
            padding: 80px 0;
            border-bottom: 1px solid var(--border-color);
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
            opacity: 0.08;
            z-index: 0;
        }

        .hero-inner {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .hero-content h1 {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -1px;
            margin-bottom: 20px;
            background: linear-gradient(135deg, var(--text-white) 0%, var(--accent-cyan) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-content .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-silver);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 540px;
        }

        .hero-cta-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
            color: #000;
            padding: 14px 32px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 1rem;
            box-shadow: var(--shadow-neon-blue);
            transition: all var(--transition-smooth);
        }

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

        .btn-secondary {
            background: transparent;
            border: 1px solid var(--border-glow);
            color: var(--accent-cyan);
            padding: 14px 32px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-smooth);
        }

        .btn-secondary:hover {
            background: rgba(0, 240, 255, 0.08);
            border-color: var(--accent-cyan);
            box-shadow: var(--shadow-neon);
        }

        .hero-visual {
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .hero-visual img {
            border-radius: var(--radius-xl);
            box-shadow: 0 0 40px rgba(0, 240, 255, 0.25), var(--shadow-lg);
            border: 1px solid var(--border-glow);
            width: 100%;
            max-width: 480px;
        }

        .section {
            padding: 80px 0;
        }

        .section-header {
            margin-bottom: 56px;
            text-align: left;
            max-width: 900px;
        }

        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--accent-cyan);
            margin-bottom: 12px;
            padding: 6px 14px;
            border-radius: 20px;
            background: rgba(0, 240, 255, 0.08);
            border: 1px solid rgba(0, 240, 255, 0.2);
        }

        .section-header h2 {
            font-size: 2.4rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
            color: var(--text-white);
        }

        .section-header p {
            font-size: 1.1rem;
            color: var(--text-silver);
            line-height: 1.7;
            max-width: 680px;
        }

        .strategy-steps {
            display: flex;
            flex-direction: column;
            gap: 48px;
        }

        .strategy-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            padding: 40px;
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-xl);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            transition: all var(--transition-smooth);
        }

        .strategy-block:hover {
            border-color: var(--border-glow);
            box-shadow: 0 4px 24px rgba(0, 240, 255, 0.1);
        }

        .strategy-block:nth-child(even) {
            grid-template-columns: 1fr 1fr;
            direction: rtl;
        }

        .strategy-block:nth-child(even) .strategy-text {
            direction: ltr;
        }

        .strategy-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-color);
        }

        .strategy-image img {
            width: 100%;
            height: 280px;
            object-fit: cover;
            border-radius: var(--radius-lg);
        }

        .strategy-text h3 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text-white);
            letter-spacing: -0.5px;
        }

        .strategy-text p {
            font-size: 1.05rem;
            color: var(--text-silver);
            line-height: 1.7;
            margin-bottom: 24px;
        }

        .strategy-meta {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
        }

        .meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--accent-cyan);
            font-weight: 600;
        }

        .meta-item i {
            font-size: 1rem;
        }

        .technique-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .technique-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 32px;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            transition: all var(--transition-smooth);
            text-align: left;
        }

        .technique-card:hover {
            border-color: var(--border-glow);
            box-shadow: 0 8px 24px rgba(0, 240, 255, 0.1);
            transform: translateY(-4px);
        }

        .technique-icon {
            width: 56px;
            height: 56px;
            background: linear-gradient(135deg, rgba(0, 82, 255, 0.2) 0%, rgba(0, 240, 255, 0.15) 100%);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            font-size: 1.8rem;
            color: var(--accent-cyan);
            border: 1px solid var(--border-color);
        }

        .technique-card h4 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-white);
        }

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

        .cta-section {
            background: linear-gradient(135deg, rgba(0, 82, 255, 0.2) 0%, rgba(0, 240, 255, 0.1) 50%, rgba(124, 58, 237, 0.15) 100%);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            padding: 80px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
            opacity: 0.06;
            z-index: 0;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            max-width: 700px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-size: 2.5rem;
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .cta-inner p {
            font-size: 1.1rem;
            color: var(--text-silver);
            margin-bottom: 32px;
            line-height: 1.7;
        }

        .btn-cta-lg {
            background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
            color: #000;
            padding: 18px 48px;
            border-radius: var(--radius-lg);
            font-weight: 800;
            font-size: 1.1rem;
            box-shadow: 0 8px 30px rgba(0, 82, 255, 0.45);
            transition: all var(--transition-smooth);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .btn-cta-lg:hover {
            box-shadow: 0 12px 40px rgba(0, 240, 255, 0.55);
            transform: translateY(-3px);
        }

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

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
            max-width: 900px;
        }

        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            transition: all var(--transition-smooth);
            text-align: left;
        }

        .faq-item:hover {
            border-color: var(--border-glow);
            box-shadow: 0 2px 12px rgba(0, 240, 255, 0.08);
        }

        .faq-item h4 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-white);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .faq-item h4 i {
            color: var(--accent-cyan);
            font-size: 1rem;
        }

        .faq-item p {
            font-size: 0.95rem;
            color: var(--text-silver);
            line-height: 1.7;
            padding-left: 28px;
        }

        .site-footer {
            background: rgba(13, 17, 30, 0.95);
            border-top: 1px solid var(--border-color);
            padding: 60px 0 30px;
            margin-top: auto;
        }

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

        .footer-brand .logo {
            font-size: 1.3rem;
            margin-bottom: 16px;
            display: inline-flex;
        }

        .footer-brand p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--text-white);
            margin-bottom: 16px;
        }

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

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

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

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

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.85rem;
            color: var(--text-muted);
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-badge {
            display: flex;
            align-items: center;
            gap: 6px;
            color: var(--accent-cyan);
            font-weight: 600;
        }

        .fab-floating {
            position: fixed;
            left: 24px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            background: rgba(8, 9, 15, 0.7);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 2px solid transparent;
            background-clip: padding-box;
            position: relative;
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }

        .fab-floating::before {
            content: '';
            position: absolute;
            top: -2px;
            left: -2px;
            right: -2px;
            bottom: -2px;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            border-radius: 50%;
            z-index: -1;
            animation: rotate-border 3s linear infinite;
        }

        @keyframes rotate-border {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        .fab-floating:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 0 30px rgba(0, 240, 255, 0.6);
        }

        .fab-floating i {
            font-size: 1.6rem;
            color: var(--accent-cyan);
            filter: drop-shadow(0 0 8px rgba(0, 240, 255, 0.6));
        }

        @media (max-width: 1024px) {
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .hero-content h1 {
                font-size: 2.4rem;
            }
            .hero-visual {
                order: -1;
            }
            .hero-visual img {
                max-width: 360px;
            }
            .strategy-block {
                grid-template-columns: 1fr;
                gap: 32px;
                padding: 32px;
            }
            .strategy-block:nth-child(even) {
                grid-template-columns: 1fr;
                direction: ltr;
            }
            .technique-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background: rgba(8, 9, 15, 0.95);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 20px;
                gap: 4px;
                border-bottom: 1px solid var(--border-color);
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                width: 100%;
                padding: 12px 18px;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .header-actions .btn-login,
            .header-actions .btn-signup {
                padding: 8px 14px;
                font-size: 0.8rem;
            }
            .hero-content h1 {
                font-size: 2rem;
            }
            .section-header h2 {
                font-size: 1.8rem;
            }
            .strategy-text h3 {
                font-size: 1.5rem;
            }
            .cta-inner h2 {
                font-size: 1.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .section {
                padding: 56px 0;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero-section {
                padding: 56px 0;
            }
            .hero-content h1 {
                font-size: 1.7rem;
            }
            .hero-content .hero-subtitle {
                font-size: 1rem;
            }
            .btn-primary,
            .btn-secondary {
                padding: 12px 20px;
                font-size: 0.9rem;
            }
            .strategy-block {
                padding: 24px;
            }
            .technique-card {
                padding: 24px;
            }
        }

/* roulang page: category3 */
:root {
            --primary-bg: #08090F;
            --secondary-bg: #0D111E;
            --card-bg: rgba(13, 17, 30, 0.8);
            --accent-blue: #0052FF;
            --accent-cyan: #00F0FF;
            --accent-purple: #7C3AED;
            --text-white: #FFFFFF;
            --text-silver: #CBD5E1;
            --text-muted: #64748B;
            --border-color: rgba(0, 240, 255, 0.2);
            --border-glow: rgba(0, 240, 255, 0.4);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
            --shadow-neon: 0 0 15px rgba(0, 240, 255, 0.5);
            --shadow-neon-blue: 0 0 20px rgba(0, 82, 255, 0.4);
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--primary-bg);
            color: var(--text-white);
            line-height: 1.6;
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            margin: 0;
            padding: 0;
        }
        *, *::before, *::after {
            box-sizing: border-box;
        }
        img, svg {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        button, .btn {
            cursor: pointer;
            border: none;
            outline: none;
            font-family: inherit;
            transition: all var(--transition-smooth);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        button:focus-visible, .btn:focus-visible, a:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(8, 9, 15, 0.75);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-color);
            transition: background var(--transition-smooth);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
            gap: 32px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.35rem;
            color: var(--text-white);
            letter-spacing: -0.5px;
            white-space: nowrap;
            transition: opacity var(--transition-fast);
        }
        .logo:hover {
            opacity: 0.85;
        }
        .logo i {
            font-size: 1.6rem;
            color: var(--accent-cyan);
            filter: drop-shadow(0 0 6px rgba(0, 240, 255, 0.6));
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .main-nav a {
            padding: 8px 18px;
            border-radius: var(--radius-md);
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-silver);
            transition: all var(--transition-smooth);
            white-space: nowrap;
            position: relative;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--text-white);
            background: rgba(0, 240, 255, 0.08);
        }
        .main-nav a.active {
            background: rgba(0, 240, 255, 0.12);
            box-shadow: 0 0 0 1px rgba(0, 240, 255, 0.25);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .btn-login {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: var(--text-white);
            padding: 10px 20px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-smooth);
        }
        .btn-login:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            box-shadow: 0 0 12px rgba(0, 240, 255, 0.2);
        }
        .btn-signup {
            background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
            color: #000;
            padding: 10px 24px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 0.9rem;
            box-shadow: 0 4px 15px rgba(0, 82, 255, 0.3);
            transition: all var(--transition-smooth);
        }
        .btn-signup:hover {
            box-shadow: 0 6px 24px rgba(0, 240, 255, 0.45);
            transform: translateY(-1px);
        }
        .mobile-menu-toggle {
            display: none;
            background: transparent;
            border: none;
            color: var(--text-white);
            font-size: 1.6rem;
            padding: 8px;
            border-radius: var(--radius-sm);
        }
        main {
            flex: 1;
            margin-top: 70px;
        }
        .page-hero {
            position: relative;
            background: linear-gradient(135deg, rgba(0, 82, 255, 0.15) 0%, rgba(0, 240, 255, 0.05) 100%);
            border-bottom: 1px solid var(--border-color);
            overflow: hidden;
        }
        .page-hero .container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
            padding-top: 60px;
            padding-bottom: 60px;
        }
        .hero-content h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            margin: 0 0 20px 0;
            color: var(--text-white);
            letter-spacing: -0.5px;
        }
        .hero-content h1 span {
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-content p {
            font-size: 1.15rem;
            color: var(--text-silver);
            margin: 0 0 32px 0;
            line-height: 1.7;
        }
        .hero-stats {
            display: flex;
            gap: 32px;
            margin-bottom: 32px;
        }
        .stat-item {
            text-align: left;
        }
        .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-cyan);
            line-height: 1;
        }
        .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 4px;
        }
        .hero-visual {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-neon);
            border: 1px solid var(--border-glow);
        }
        .hero-visual img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 4/3;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
            color: #000;
            padding: 14px 32px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 1.05rem;
            box-shadow: 0 4px 20px rgba(0, 82, 255, 0.35);
            transition: all var(--transition-smooth);
        }
        .btn-primary:hover {
            box-shadow: 0 8px 30px rgba(0, 240, 255, 0.5);
            transform: translateY(-2px);
        }
        .btn-outline {
            background: transparent;
            border: 1px solid var(--border-glow);
            color: var(--text-white);
            padding: 12px 28px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-smooth);
        }
        .btn-outline:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            box-shadow: 0 0 16px rgba(0, 240, 255, 0.25);
        }
        .section {
            padding: 80px 0;
        }
        .section-dark {
            background: var(--secondary-bg);
        }
        .section-header {
            margin-bottom: 48px;
        }
        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-white);
            margin: 0 0 12px 0;
            letter-spacing: -0.3px;
        }
        .section-header p {
            font-size: 1.05rem;
            color: var(--text-silver);
            margin: 0;
            line-height: 1.6;
        }
        .timeline-grid {
            display: grid;
            gap: 24px;
        }
        .timeline-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 32px;
            display: grid;
            grid-template-columns: 120px 1fr;
            gap: 32px;
            align-items: start;
            transition: all var(--transition-smooth);
        }
        .timeline-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-neon);
        }
        .time-badge {
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            color: #000;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 1.1rem;
            text-align: center;
            white-space: nowrap;
        }
        .time-badge.peak {
            background: linear-gradient(135deg, #FFD700, #FFA500);
            box-shadow: 0 0 16px rgba(255, 215, 0, 0.5);
        }
        .timeline-info h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-white);
            margin: 0 0 8px 0;
        }
        .timeline-info p {
            color: var(--text-silver);
            margin: 0 0 12px 0;
            line-height: 1.6;
        }
        .win-rate {
            display: inline-block;
            background: rgba(0, 240, 255, 0.1);
            color: var(--accent-cyan);
            padding: 4px 12px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.85rem;
        }
        .strategy-cards {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px;
        }
        .strategy-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 32px;
            transition: all var(--transition-smooth);
        }
        .strategy-card:hover {
            border-color: var(--accent-cyan);
            transform: translateY(-4px);
            box-shadow: var(--shadow-neon-blue);
        }
        .strategy-icon {
            width: 56px;
            height: 56px;
            background: rgba(0, 240, 255, 0.1);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: var(--accent-cyan);
            margin-bottom: 20px;
        }
        .strategy-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-white);
            margin: 0 0 10px 0;
        }
        .strategy-card p {
            color: var(--text-silver);
            margin: 0;
            line-height: 1.6;
        }
        .faq-list {
            display: grid;
            gap: 16px;
        }
        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
        }
        .faq-item:hover {
            border-color: var(--border-glow);
        }
        .faq-question {
            padding: 24px 32px;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-white);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: transparent;
            width: 100%;
            text-align: left;
        }
        .faq-answer {
            padding: 0 32px 24px;
            color: var(--text-silver);
            line-height: 1.7;
            display: none;
        }
        .faq-item.active .faq-answer {
            display: block;
        }
        .faq-item.active {
            border-color: var(--accent-cyan);
            box-shadow: var(--shadow-neon);
        }
        .cta-section {
            background: linear-gradient(135deg, rgba(0, 82, 255, 0.2) 0%, rgba(0, 240, 255, 0.1) 100%);
            border: 1px solid var(--border-glow);
            border-radius: var(--radius-xl);
            padding: 60px 40px;
            text-align: center;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-white);
            margin: 0 0 16px 0;
        }
        .cta-section p {
            color: var(--text-silver);
            margin: 0 0 32px 0;
            font-size: 1.1rem;
        }
        .site-footer {
            background: var(--secondary-bg);
            border-top: 1px solid var(--border-color);
            padding: 60px 0 30px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand p {
            color: var(--text-muted);
            line-height: 1.7;
            margin: 16px 0 0 0;
        }
        .footer-col h4 {
            font-weight: 700;
            color: var(--text-white);
            margin: 0 0 16px 0;
            font-size: 1rem;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent-cyan);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-color);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .footer-badge i {
            color: var(--accent-cyan);
            margin-right: 6px;
        }
        .fab-left {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 999;
            width: 52px;
            height: 52px;
            background: rgba(8, 9, 15, 0.85);
            backdrop-filter: blur(12px);
            border: 2px solid transparent;
            border-image: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue)) 1;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            font-size: 1.5rem;
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
            transition: all var(--transition-smooth);
            animation: float 3s ease-in-out infinite;
        }
        .fab-left:hover {
            transform: scale(1.1);
            box-shadow: 0 0 30px rgba(0, 240, 255, 0.7);
        }
        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        @media (max-width: 1024px) {
            .page-hero .container {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .hero-visual {
                order: -1;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background: rgba(8, 9, 15, 0.95);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 16px;
                border-bottom: 1px solid var(--border-color);
            }
            .main-nav.active {
                display: flex;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .header-actions {
                gap: 8px;
            }
            .btn-login, .btn-signup {
                padding: 8px 14px;
                font-size: 0.8rem;
            }
            .hero-content h1 {
                font-size: 2rem;
            }
            .timeline-card {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .strategy-cards {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .section {
                padding: 50px 0;
            }
            .cta-section {
                padding: 40px 20px;
            }
        }

/* roulang page: category4 */
:root {
            --primary-bg: #08090F;
            --secondary-bg: #0D111E;
            --card-bg: rgba(13, 17, 30, 0.8);
            --accent-blue: #0052FF;
            --accent-cyan: #00F0FF;
            --accent-purple: #7C3AED;
            --text-white: #FFFFFF;
            --text-silver: #CBD5E1;
            --text-muted: #64748B;
            --border-color: rgba(0, 240, 255, 0.2);
            --border-glow: rgba(0, 240, 255, 0.4);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
            --shadow-neon: 0 0 15px rgba(0, 240, 255, 0.5);
            --shadow-neon-blue: 0 0 20px rgba(0, 82, 255, 0.4);
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--primary-bg);
            color: var(--text-white);
            line-height: 1.6;
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        img, svg {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        button, .btn {
            cursor: pointer;
            border: none;
            outline: none;
            font-family: inherit;
            transition: all var(--transition-smooth);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        button:focus-visible, .btn:focus-visible, a:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(8, 9, 15, 0.75);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-color);
            transition: background var(--transition-smooth);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
            gap: 32px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.35rem;
            color: var(--text-white);
            letter-spacing: -0.5px;
            white-space: nowrap;
            transition: opacity var(--transition-fast);
        }
        .logo:hover {
            opacity: 0.85;
        }
        .logo i {
            font-size: 1.6rem;
            color: var(--accent-cyan);
            filter: drop-shadow(0 0 6px rgba(0, 240, 255, 0.6));
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .main-nav a {
            padding: 8px 18px;
            border-radius: var(--radius-md);
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-silver);
            transition: all var(--transition-smooth);
            white-space: nowrap;
            position: relative;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--text-white);
            background: rgba(0, 240, 255, 0.08);
        }
        .main-nav a.active {
            background: rgba(0, 240, 255, 0.12);
            box-shadow: 0 0 0 1px rgba(0, 240, 255, 0.25);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .btn-login {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: var(--text-white);
            padding: 10px 20px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-smooth);
        }
        .btn-login:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            box-shadow: 0 0 12px rgba(0, 240, 255, 0.2);
        }
        .btn-signup {
            background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
            color: #000;
            padding: 10px 24px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 0.9rem;
            box-shadow: 0 4px 15px rgba(0, 82, 255, 0.3);
            transition: all var(--transition-smooth);
        }
        .btn-signup:hover {
            box-shadow: 0 6px 24px rgba(0, 240, 255, 0.45);
            transform: translateY(-1px);
        }
        .mobile-menu-toggle {
            display: none;
            background: transparent;
            border: none;
            color: var(--text-white);
            font-size: 1.6rem;
            padding: 8px;
            border-radius: var(--radius-sm);
        }
        main {
            flex: 1;
            margin-top: 70px;
        }
        .section {
            padding: 80px 0;
        }
        .section-sm {
            padding: 60px 0;
        }
        .page-hero {
            position: relative;
            padding: 100px 0 80px;
            background: var(--secondary-bg);
            overflow: hidden;
            border-bottom: 1px solid var(--border-color);
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(0, 82, 255, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 0.9fr 1.1fr;
            gap: 60px;
            align-items: center;
            position: relative;
            z-index: 1;
        }
        .hero-content h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: -0.5px;
            margin-bottom: 20px;
            background: linear-gradient(135deg, var(--text-white) 0%, var(--accent-cyan) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            color: transparent;
        }
        .hero-content .subtitle {
            font-size: 1.15rem;
            color: var(--text-silver);
            line-height: 1.7;
            margin-bottom: 32px;
        }
        .hero-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }
        .stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
            background: rgba(0, 240, 255, 0.06);
            padding: 12px 20px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
        }
        .stat-item i {
            font-size: 1.8rem;
            color: var(--accent-cyan);
        }
        .stat-item span {
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--text-white);
        }
        .stat-item small {
            display: block;
            color: var(--text-muted);
            font-size: 0.8rem;
            font-weight: 400;
        }
        .hero-visual {
            display: flex;
            justify-content: center;
            align-items: center;
        }
        .symbol-showcase {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            width: 100%;
        }
        .symbol-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px;
            text-align: center;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .symbol-card::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at center, rgba(0, 240, 255, 0.08) 0%, transparent 70%);
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }
        .symbol-card:hover::before {
            opacity: 1;
        }
        .symbol-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-neon);
            transform: translateY(-4px);
        }
        .symbol-icon {
            font-size: 3rem;
            margin-bottom: 12px;
            color: var(--accent-cyan);
            filter: drop-shadow(0 0 8px rgba(0, 240, 255, 0.5));
            position: relative;
            z-index: 1;
        }
        .symbol-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-white);
            position: relative;
            z-index: 1;
        }
        .symbol-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            position: relative;
            z-index: 1;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
            color: var(--text-white);
        }
        .section-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            margin-bottom: 48px;
            line-height: 1.7;
            max-width: 700px;
        }
        .bg-secondary {
            background: var(--secondary-bg);
        }
        .process-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }
        .process-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 32px;
            position: relative;
            transition: all var(--transition-smooth);
        }
        .process-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .process-step {
            display: inline-block;
            background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
            color: #000;
            font-weight: 800;
            font-size: 0.85rem;
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 16px;
        }
        .process-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-white);
        }
        .process-card p {
            color: var(--text-silver);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .table-wrap {
            overflow-x: auto;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            padding: 24px;
        }
        .table-wrap table {
            width: 100%;
            border-collapse: collapse;
            min-width: 700px;
        }
        .table-wrap th {
            text-align: left;
            padding: 12px 16px;
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--accent-cyan);
            border-bottom: 1px solid var(--border-color);
            background: rgba(0, 240, 255, 0.04);
        }
        .table-wrap td {
            padding: 14px 16px;
            font-size: 0.9rem;
            color: var(--text-silver);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .table-wrap tr:last-child td {
            border-bottom: none;
        }
        .highlight-badge {
            display: inline-block;
            background: rgba(0, 240, 255, 0.12);
            color: var(--accent-cyan);
            padding: 4px 10px;
            border-radius: 12px;
            font-weight: 600;
            font-size: 0.8rem;
            border: 1px solid rgba(0, 240, 255, 0.25);
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
        }
        .faq-item:hover {
            border-color: var(--border-glow);
        }
        .faq-question {
            width: 100%;
            background: transparent;
            color: var(--text-white);
            padding: 20px 24px;
            font-size: 1.05rem;
            font-weight: 600;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border: none;
            cursor: pointer;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: rgba(0, 240, 255, 0.04);
        }
        .faq-question i {
            transition: transform var(--transition-smooth);
            color: var(--accent-cyan);
        }
        .faq-answer {
            padding: 0 24px 20px;
            color: var(--text-silver);
            line-height: 1.7;
            font-size: 0.95rem;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .cta-section {
            text-align: center;
            padding: 80px 0;
            background: var(--secondary-bg);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }
        .cta-inner {
            max-width: 600px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 16px;
        }
        .cta-inner p {
            color: var(--text-silver);
            margin-bottom: 32px;
            font-size: 1.05rem;
        }
        .btn-cta {
            background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
            color: #000;
            padding: 14px 36px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 1.05rem;
            box-shadow: 0 4px 20px rgba(0, 82, 255, 0.35);
            transition: all var(--transition-smooth);
        }
        .btn-cta:hover {
            box-shadow: 0 8px 32px rgba(0, 240, 255, 0.5);
            transform: translateY(-2px);
        }
        .site-footer {
            background: rgba(8, 9, 15, 0.95);
            border-top: 1px solid var(--border-color);
            padding: 60px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo {
            font-size: 1.2rem;
            margin-bottom: 12px;
        }
        .footer-brand p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text-white);
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent-cyan);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .footer-badge {
            display: flex;
            align-items: center;
            gap: 6px;
            color: var(--accent-cyan);
        }
        .fab-left {
            position: fixed;
            left: 24px;
            bottom: 96px;
            z-index: 900;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: rgba(13, 17, 30, 0.85);
            backdrop-filter: blur(12px);
            border: 2px solid var(--border-glow);
            box-shadow: var(--shadow-neon);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--accent-cyan);
            transition: all var(--transition-smooth);
            cursor: pointer;
            opacity: 0.7;
        }
        .fab-left:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 0 25px rgba(0, 240, 255, 0.6);
        }
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .hero-content h1 {
                font-size: 2.2rem;
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .symbol-showcase {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                height: 60px;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: rgba(8, 9, 15, 0.98);
                flex-direction: column;
                padding: 16px;
                border-bottom: 1px solid var(--border-color);
                gap: 4px;
            }
            .main-nav.active {
                display: flex;
            }
            .main-nav a {
                width: 100%;
                text-align: left;
                padding: 12px 16px;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .header-actions .btn-login,
            .header-actions .btn-signup {
                padding: 8px 14px;
                font-size: 0.8rem;
            }
            .section {
                padding: 50px 0;
            }
            .hero-content h1 {
                font-size: 1.9rem;
            }
            .process-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .symbol-showcase {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .page-hero {
                padding: 80px 0 60px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero-content h1 {
                font-size: 1.6rem;
            }
            .hero-stats {
                flex-direction: column;
                gap: 12px;
            }
            .symbol-showcase {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .fab-left {
                left: 12px;
                bottom: 80px;
                width: 44px;
                height: 44px;
                font-size: 1.2rem;
            }
        }
        .backdrop-bg {
            position: relative;
            background-image: url('/assets/images/backpic/back-3.jpg');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
        }
        .backdrop-bg::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(8, 9, 15, 0.82);
            z-index: 0;
        }
        .backdrop-bg > * {
            position: relative;
            z-index: 1;
        }
        .inline-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-color);
            transition: all var(--transition-smooth);
        }
        .inline-img:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-neon);
        }