/* roulang page: index */
:root {
            --primary: #0A2E1C;
            --primary-dark: #062315;
            --gold: #FFD700;
            --gold-light: #FFE873;
            --red: #D32F2F;
            --mint: #D1F2EB;
            --white: #FFFFFF;
            --text-dark: #1C2B24;
            --text-muted: #5A7367;
            --bg-cream: #F8FBF5;
            --border-soft: rgba(255, 215, 0, 0.25);
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.15);
            --radius-card: 16px;
            --radius-btn: 40px;
            --font-main: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

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

        body {
            font-family: var(--font-main);
            background: var(--bg-cream);
            color: var(--text-dark);
            line-height: 1.6;
            overflow-x: hidden;
        }

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

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Limited top bar */
        .limited-bar {
            background: var(--red);
            color: #fff;
            text-align: center;
            padding: 8px 16px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            position: relative;
            z-index: 100;
        }
        .limited-bar i {
            margin-right: 8px;
            animation: blink 1.2s infinite;
        }
        @keyframes blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.4; }
        }

        /* Header / Nav */
        .site-header {
            background: var(--primary);
            position: sticky;
            top: 0;
            z-index: 50;
            box-shadow: 0 4px 12px rgba(0,0,0,0.2);
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
        }
        .logo {
            font-weight: 800;
            font-size: 1.5rem;
            color: var(--gold);
            letter-spacing: -0.5px;
            white-space: nowrap;
        }
        .logo span {
            color: #fff;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 32px;
            list-style: none;
            margin: 0;
        }
        .nav-menu a {
            color: var(--mint);
            font-weight: 500;
            font-size: 1rem;
            padding: 6px 0;
            border-bottom: 2px solid transparent;
        }
        .nav-menu a:hover,
        .nav-menu a.active {
            color: var(--gold);
            border-bottom-color: var(--gold);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .btn-login {
            background: transparent;
            border: none;
            color: var(--mint);
            font-weight: 600;
            cursor: pointer;
            padding: 8px 16px;
            border-radius: 30px;
            transition: var(--transition);
        }
        .btn-login:hover {
            color: var(--gold);
            background: rgba(255,255,255,0.1);
        }
        .btn-signup {
            background: var(--red);
            color: #fff;
            border: none;
            padding: 10px 22px;
            border-radius: 30px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(211,47,47,0.3);
        }
        .btn-signup:hover {
            background: #b71c1c;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(211,47,47,0.4);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--gold);
            font-size: 1.8rem;
            cursor: pointer;
        }
        .mobile-menu {
            display: none;
            flex-direction: column;
            background: var(--primary-dark);
            padding: 20px 0;
        }
        .mobile-menu a {
            color: var(--mint);
            padding: 12px 24px;
            font-weight: 500;
            border-bottom: 1px solid rgba(255,255,255,0.05);
        }
        .mobile-menu a:hover {
            color: var(--gold);
            background: rgba(255,255,255,0.05);
        }
        .mobile-menu .nav-actions {
            padding: 16px 24px;
            gap: 12px;
            flex-wrap: wrap;
        }

        /* Hero - full-width immersive with background */
        .hero {
            position: relative;
            min-height: 540px;
            background: url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            display: flex;
            align-items: center;
            padding: 80px 0;
            color: #fff;
            isolation: isolate;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10,46,28,0.95) 0%, rgba(10,46,28,0.7) 60%, rgba(10,46,28,0.4) 100%);
            z-index: -1;
        }
        .hero-content {
            width: 100%;
        }
        .hero-tag {
            display: inline-block;
            background: var(--red);
            color: #fff;
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
        }
        .hero h1 {
            font-size: 3.2rem;
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 18px;
            color: #fff;
            text-shadow: 0 4px 12px rgba(0,0,0,0.5);
            max-width: 800px;
        }
        .hero h1 em {
            font-style: normal;
            color: var(--gold);
        }
        .hero p {
            font-size: 1.15rem;
            max-width: 650px;
            color: var(--mint);
            margin-bottom: 28px;
            line-height: 1.7;
            text-shadow: 0 2px 8px rgba(0,0,0,0.4);
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }
        .btn-primary {
            background: var(--gold);
            color: var(--primary);
            border: none;
            padding: 14px 32px;
            border-radius: 40px;
            font-weight: 800;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 8px 24px rgba(255,215,0,0.35);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-primary:hover {
            background: #ffe873;
            transform: translateY(-3px);
            box-shadow: 0 12px 28px rgba(255,215,0,0.5);
        }
        .btn-outline {
            background: transparent;
            border: 2px solid var(--gold);
            color: var(--gold);
            padding: 12px 30px;
            border-radius: 40px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
        }
        .btn-outline:hover {
            background: rgba(255,215,0,0.15);
            transform: translateY(-3px);
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            margin-top: 40px;
        }
        .hero-stat {
            display: flex;
            flex-direction: column;
        }
        .hero-stat .number {
            font-size: 2rem;
            font-weight: 900;
            color: var(--gold);
        }
        .hero-stat .label {
            font-size: 0.9rem;
            color: var(--mint);
        }

        /* Section common */
        .section {
            padding: 80px 0;
        }
        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 20px;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 1.1rem;
            color: var(--text-muted);
            margin-bottom: 40px;
            max-width: 700px;
            line-height: 1.7;
        }
        .section-header {
            margin-bottom: 48px;
        }
        .section-header .section-title {
            margin-bottom: 12px;
        }

        /* Vertical Scroll Section (竖屏种草) */
        .vertical-scroll {
            background: var(--primary);
            color: #fff;
            padding: 80px 0;
        }
        .vertical-scroll .section-title {
            color: #fff;
        }
        .vertical-scroll .section-subtitle {
            color: var(--mint);
        }
        .scroll-track {
            display: flex;
            gap: 24px;
            overflow-x: auto;
            padding-bottom: 20px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }
        .scroll-track::-webkit-scrollbar {
            height: 6px;
            background: rgba(255,255,255,0.1);
            border-radius: 10px;
        }
        .scroll-track::-webkit-scrollbar-thumb {
            background: var(--gold);
            border-radius: 10px;
        }
        .scroll-card {
            flex: 0 0 280px;
            scroll-snap-align: start;
            background: rgba(255,255,255,0.05);
            border-radius: 20px;
            padding: 24px;
            border: 1px solid var(--border-soft);
            transition: var(--transition);
        }
        .scroll-card:hover {
            background: rgba(255,255,255,0.1);
            transform: translateY(-5px);
            border-color: var(--gold);
        }
        .scroll-card img {
            border-radius: 12px;
            margin-bottom: 16px;
            aspect-ratio: 16/9;
            object-fit: cover;
        }
        .scroll-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--gold);
            margin-bottom: 8px;
        }
        .scroll-card p {
            font-size: 0.95rem;
            color: var(--mint);
            line-height: 1.6;
        }

        /* Game Grid / Hot List */
        .game-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 28px;
        }
        .game-card {
            background: #fff;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: 0 8px 24px rgba(0,0,0,0.08);
            transition: var(--transition);
            border: 1px solid rgba(0,0,0,0.03);
            position: relative;
        }
        .game-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 16px 40px rgba(0,0,0,0.15);
            border-color: var(--gold);
        }
        .game-card .badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--red);
            color: #fff;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 700;
            z-index: 2;
        }
        .game-card img {
            width: 100%;
            height: 170px;
            object-fit: cover;
            transition: var(--transition);
        }
        .game-card:hover img {
            transform: scale(1.05);
        }
        .game-card .card-body {
            padding: 20px;
        }
        .game-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .game-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 16px;
            line-height: 1.5;
        }
        .game-card .btn-download {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 10px 20px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .game-card .btn-download:hover {
            background: var(--gold);
            color: var(--primary);
        }

        /* Testimonials */
        .testimonials {
            background: #fff;
        }
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 28px;
        }
        .testimonial-card {
            background: var(--bg-cream);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.04);
            transition: var(--transition);
        }
        .testimonial-card:hover {
            box-shadow: 0 10px 24px rgba(0,0,0,0.08);
            transform: translateY(-4px);
        }
        .testimonial-card .stars {
            color: var(--gold);
            font-size: 1.1rem;
            margin-bottom: 12px;
        }
        .testimonial-card p {
            font-style: italic;
            color: var(--text-dark);
            margin-bottom: 16px;
            line-height: 1.7;
        }
        .testimonial-card .author {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .testimonial-card .author img {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            object-fit: cover;
        }
        .testimonial-card .author .name {
            font-weight: 700;
            color: var(--primary);
        }
        .testimonial-card .author .role {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* Brand Story */
        .brand-story {
            background: var(--primary-dark);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .brand-story::before {
            content: '';
            position: absolute;
            top: -20%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255,215,0,0.1) 0%, transparent 70%);
            z-index: 0;
        }
        .brand-story .container {
            position: relative;
            z-index: 1;
        }
        .brand-story .section-title {
            color: var(--gold);
        }
        .brand-story .section-subtitle {
            color: var(--mint);
        }
        .brand-story p {
            color: var(--mint);
            line-height: 1.8;
            max-width: 800px;
            margin-bottom: 20px;
        }

        /* News / CMS list */
        .news-section {
            background: var(--bg-cream);
        }
        .news-layout {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
        }
        .news-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .news-list li {
            padding: 20px 0;
            border-bottom: 1px solid rgba(0,0,0,0.06);
            transition: var(--transition);
        }
        .news-list li:hover {
            background: rgba(255,255,255,0.5);
            padding-left: 10px;
        }
        .news-list a {
            display: block;
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--primary);
            margin-bottom: 6px;
        }
        .news-list a:hover {
            color: var(--red);
        }
        .news-meta {
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            gap: 16px;
        }
        .news-sidebar {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: 0 4px 16px rgba(0,0,0,0.06);
        }
        .news-sidebar h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
        }
        .news-sidebar .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .news-sidebar .tag {
            background: var(--bg-cream);
            color: var(--primary);
            padding: 6px 14px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            transition: var(--transition);
        }
        .news-sidebar .tag:hover {
            background: var(--gold);
            color: var(--primary);
        }

        /* Task Progress */
        .task-progress {
            background: #fff;
        }
        .progress-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 28px;
        }
        .progress-item {
            background: var(--bg-cream);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.04);
        }
        .progress-item .step {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }
        .progress-item .step .icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--gold);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-weight: 800;
        }
        .progress-item h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .progress-item p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .progress-bar {
            height: 8px;
            background: #e0e0e0;
            border-radius: 10px;
            margin-top: 12px;
            overflow: hidden;
        }
        .progress-bar .fill {
            height: 100%;
            background: linear-gradient(90deg, var(--gold), var(--red));
            border-radius: 10px;
            transition: width 1s ease;
        }

        /* CTA Section */
        .cta-section {
            background: var(--primary);
            color: #fff;
            text-align: center;
            padding: 80px 0;
        }
        .cta-section .section-title {
            color: #fff;
        }
        .cta-section p {
            color: var(--mint);
            max-width: 700px;
            margin: 0 auto 24px;
            line-height: 1.7;
        }
        .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: var(--mint);
            padding: 48px 0 20px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-col h4 {
            color: var(--gold);
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col a {
            color: var(--mint);
        }
        .footer-col a:hover {
            color: var(--gold);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
        }
        .footer-bottom .payments {
            display: flex;
            gap: 12px;
            justify-content: center;
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .footer-bottom .payments span {
            background: rgba(255,255,255,0.1);
            padding: 6px 14px;
            border-radius: 20px;
            color: #fff;
        }

        /* FAB */
        .fab {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 1000;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--primary-dark);
            border: 2px solid var(--gold);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold);
            font-size: 1.5rem;
            cursor: pointer;
            box-shadow: 0 4px 20px rgba(255,215,0,0.3);
            animation: float 3s ease-in-out infinite;
            transition: var(--transition);
            opacity: 0.7;
        }
        .fab:hover {
            opacity: 1;
            transform: scale(1.1) rotate(360deg);
            box-shadow: 0 8px 30px rgba(255,215,0,0.5);
        }
        .fab::after {
            content: '';
            position: absolute;
            top: 4px;
            right: 4px;
            width: 10px;
            height: 10px;
            background: var(--red);
            border-radius: 50%;
            animation: blink 1.2s infinite;
        }
        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-8px); }
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero h1 { font-size: 2.6rem; }
            .news-layout { grid-template-columns: 1fr; }
        }
        @media (max-width: 768px) {
            .nav-menu { display: none; }
            .mobile-toggle { display: block; }
            .mobile-menu { display: none; }
            .mobile-menu.open { display: flex; }
            .hero { min-height: 450px; padding: 60px 0; }
            .hero h1 { font-size: 2rem; }
            .hero p { font-size: 1rem; }
            .section { padding: 60px 0; }
            .section-title { font-size: 1.8rem; }
            .game-grid { grid-template-columns: 1fr 1fr; }
            .testimonial-grid { grid-template-columns: 1fr; }
            .scroll-card { flex: 0 0 240px; }
            .nav-actions .btn-login,
            .nav-actions .btn-signup { display: inline-block; }
            .nav-actions { gap: 8px; }
            .btn-login { padding: 8px 12px; }
            .btn-signup { padding: 8px 16px; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .hero h1 { font-size: 1.6rem; }
            .hero-actions { flex-direction: column; align-items: stretch; }
            .btn-primary, .btn-outline { text-align: center; justify-content: center; }
            .hero-stats { gap: 16px; }
            .game-grid { grid-template-columns: 1fr; }
            .scroll-card { flex: 0 0 220px; }
            .footer-grid { grid-template-columns: 1fr; }
            .fab { left: 12px; bottom: 80px; width: 48px; height: 48px; font-size: 1.2rem; }
        }

/* roulang page: category1 */
:root {
            --primary: #0A2E1C;
            --secondary: #123E25;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --bg-deep: #062315;
            --bg-card: #0F3A24;
            --border-gold: rgba(255,215,0,0.35);
            --shadow-gold: 0 8px 24px rgba(255,215,0,0.15);
            --radius: 20px;
            --radius-sm: 12px;
            --transition: 0.3s ease;
            --font-main: 'Segoe UI', 'Roboto', 'Helvetica Neue', sans-serif;
        }

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

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

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

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

        a:hover {
            color: #FFED80;
        }

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

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 90;
            background: rgba(10, 46, 28, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-gold);
            box-shadow: 0 4px 15px rgba(0,0,0,0.3);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            flex-wrap: wrap;
        }

        .logo {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
        }

        .logo span {
            color: #FFED80;
            margin-left: 4px;
            text-shadow: 0 0 12px rgba(255,215,0,0.6);
        }

        .nav-menu {
            display: flex;
            list-style: none;
            gap: 28px;
            margin: 0;
        }

        .nav-menu a {
            color: var(--text-mint);
            font-weight: 500;
            position: relative;
            padding: 8px 0;
            font-size: 0.95rem;
        }

        .nav-menu a:hover {
            color: var(--accent-gold);
        }

        .nav-menu a.active {
            color: var(--accent-gold);
        }

        .nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--accent-gold);
            box-shadow: 0 0 8px var(--accent-gold);
        }

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

        .btn-login,
        .btn-signup {
            border: none;
            cursor: pointer;
            font-weight: 700;
            padding: 10px 20px;
            border-radius: 50px;
            font-size: 0.9rem;
            transition: all var(--transition);
        }

        .btn-login {
            background: transparent;
            color: var(--text-mint);
            border: 1px solid var(--border-gold);
        }

        .btn-login:hover {
            background: rgba(255,215,0,0.1);
            border-color: var(--accent-gold);
        }

        .btn-signup {
            background: var(--accent-gold);
            color: var(--primary);
            box-shadow: 0 4px 12px rgba(255,215,0,0.3);
        }

        .btn-signup:hover {
            background: #FFED80;
            transform: translateY(-1px);
        }

        .mobile-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            font-size: 1.5rem;
            padding: 8px 12px;
            border-radius: 8px;
            cursor: pointer;
        }

        .mobile-menu {
            display: none;
            flex-direction: column;
            background: var(--secondary);
            padding: 20px;
            gap: 16px;
            border-top: 1px solid var(--border-gold);
        }

        .mobile-menu a {
            color: var(--text-mint);
            font-weight: 500;
        }

        .mobile-menu a.active {
            color: var(--accent-gold);
        }

        .mobile-menu .nav-actions {
            margin-top: 10px;
            flex-direction: row;
        }

        /* Hero Section */
        .hero {
            background: linear-gradient(135deg, rgba(6, 35, 21, 0.9) 0%, rgba(10, 46, 28, 0.75) 100%), url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            min-height: 580px;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
            border-bottom: 3px solid var(--accent-gold);
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 6px;
            background: linear-gradient(90deg, var(--accent-red), var(--accent-gold), var(--accent-red));
            animation: shimmer 3s infinite linear;
        }

        @keyframes shimmer {
            0% { background-position: 0% 50%; }
            100% { background-position: 200% 50%; }
        }

        .hero-content {
            max-width: 700px;
            padding: 80px 0;
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(211, 47, 47, 0.85);
            color: #fff;
            padding: 6px 16px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 1px;
            margin-bottom: 20px;
            border: 1px solid rgba(255,255,255,0.3);
        }

        .hero h1 {
            font-size: 3.5rem;
            font-weight: 900;
            line-height: 1.15;
            color: var(--accent-gold);
            text-transform: uppercase;
            letter-spacing: -1px;
            margin-bottom: 20px;
            text-shadow: 0 4px 12px rgba(0,0,0,0.5);
        }

        .hero p {
            font-size: 1.2rem;
            color: var(--text-mint);
            margin-bottom: 30px;
            max-width: 600px;
            line-height: 1.7;
        }

        .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }

        .btn-primary,
        .btn-secondary {
            padding: 16px 36px;
            border-radius: 50px;
            font-weight: 700;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-primary {
            background: var(--accent-gold);
            color: var(--primary);
            box-shadow: 0 8px 20px rgba(255,215,0,0.4);
        }

        .btn-primary:hover {
            background: #FFED80;
            transform: translateY(-3px);
            box-shadow: 0 12px 28px rgba(255,215,0,0.5);
        }

        .btn-secondary {
            background: transparent;
            color: var(--accent-gold);
            border: 2px solid var(--accent-gold);
        }

        .btn-secondary:hover {
            background: rgba(255,215,0,0.1);
            transform: translateY(-3px);
        }

        /* Series Nav Overlay */
        .series-nav {
            position: relative;
            background: var(--secondary);
            padding: 12px 0;
            border-bottom: 1px solid var(--border-gold);
            z-index: 3;
        }

        .series-nav-wrapper {
            display: flex;
            gap: 12px;
            overflow-x: auto;
            padding-bottom: 4px;
            scrollbar-width: thin;
            scrollbar-color: var(--accent-gold) transparent;
        }

        .series-nav-wrapper a {
            flex: 0 0 auto;
            color: var(--text-mint);
            background: rgba(255,255,255,0.05);
            padding: 8px 20px;
            border-radius: 50px;
            font-weight: 500;
            white-space: nowrap;
            border: 1px solid rgba(255,215,0,0.2);
        }

        .series-nav-wrapper a:hover,
        .series-nav-wrapper a.active {
            background: var(--accent-gold);
            color: var(--primary);
            border-color: var(--accent-gold);
        }

        /* Main Sections */
        .section {
            padding: 80px 0;
            position: relative;
        }

        .section-dark {
            background: var(--bg-deep);
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .section-subtitle {
            color: var(--text-mint);
            font-size: 1.1rem;
            max-width: 700px;
            margin-bottom: 40px;
            line-height: 1.7;
        }

        .flex-row {
            display: flex;
            gap: 40px;
            align-items: center;
            flex-wrap: wrap;
        }

        .flex-row .text-col,
        .flex-row .image-col {
            flex: 1 1 400px;
        }

        .image-col img {
            border-radius: var(--radius);
            border: 2px solid var(--border-gold);
            box-shadow: var(--shadow-gold);
            transition: transform var(--transition);
        }

        .image-col img:hover {
            transform: scale(1.02);
        }

        .feature-item {
            display: flex;
            gap: 16px;
            margin-bottom: 28px;
            align-items: flex-start;
        }

        .feature-icon {
            width: 50px;
            height: 50px;
            background: rgba(255,215,0,0.1);
            border: 1px solid var(--border-gold);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.4rem;
            flex-shrink: 0;
        }

        .feature-text h3 {
            font-size: 1.3rem;
            color: #fff;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .feature-text p {
            color: var(--text-mint);
            line-height: 1.65;
        }

        /* Carousel */
        .carousel-container {
            background: var(--bg-deep);
            border-radius: var(--radius);
            padding: 20px;
            border: 1px solid var(--border-gold);
            overflow: hidden;
            position: relative;
        }

        .carousel-track {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            padding-bottom: 12px;
            scrollbar-width: thin;
            scrollbar-color: var(--accent-gold) transparent;
        }

        .carousel-slide {
            flex: 0 0 auto;
            width: 300px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            border: 2px solid var(--border-gold);
            scroll-snap-align: start;
            transition: transform var(--transition), box-shadow var(--transition);
        }

        .carousel-slide:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-gold);
        }

        .carousel-slide img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }

        .carousel-caption {
            background: rgba(10, 46, 28, 0.9);
            padding: 12px 16px;
            color: var(--text-mint);
            font-weight: 500;
            font-size: 0.95rem;
        }

        /* System Requirements */
        .req-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 24px;
            margin-top: 30px;
        }

        .req-card {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            padding: 24px;
            border: 1px solid var(--border-gold);
            transition: all var(--transition);
        }

        .req-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-gold);
        }

        .req-card h3 {
            color: var(--accent-gold);
            font-size: 1.2rem;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .req-card p,
        .req-card li {
            color: var(--text-mint);
            line-height: 1.65;
            font-size: 0.95rem;
        }

        /* Testimonials */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .testimonial-card {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            padding: 28px;
            border: 1px solid rgba(255,215,0,0.2);
            position: relative;
        }

        .testimonial-card::before {
            content: '\201C';
            font-size: 4rem;
            color: var(--accent-gold);
            opacity: 0.3;
            position: absolute;
            top: 10px;
            left: 16px;
            line-height: 1;
        }

        .testimonial-text {
            color: #fff;
            font-style: italic;
            margin-bottom: 20px;
            line-height: 1.7;
            position: relative;
            z-index: 1;
        }

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

        .testimonial-author img {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            border: 2px solid var(--accent-gold);
        }

        .testimonial-author h4 {
            font-size: 1rem;
            color: #fff;
            font-weight: 700;
            margin: 0;
        }

        .testimonial-author span {
            color: var(--text-mint);
            font-size: 0.85rem;
        }

        .rating {
            color: var(--accent-gold);
            margin-bottom: 10px;
        }

        /* Download Buttons Group */
        .download-group {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
            margin-top: 40px;
        }

        .download-btn {
            background: var(--bg-card);
            border: 2px solid var(--accent-gold);
            border-radius: var(--radius);
            padding: 20px 32px;
            text-align: center;
            min-width: 200px;
            transition: all var(--transition);
            color: #fff;
            display: flex;
            flex-direction: column;
            gap: 8px;
            align-items: center;
            cursor: pointer;
        }

        .download-btn:hover {
            background: rgba(255,215,0,0.1);
            transform: translateY(-5px);
            box-shadow: var(--shadow-gold);
        }

        .download-btn i {
            font-size: 2.5rem;
            color: var(--accent-gold);
        }

        .download-btn span {
            font-weight: 700;
            font-size: 1.1rem;
        }

        .download-btn small {
            color: var(--text-mint);
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            margin-bottom: 16px;
            border: 1px solid var(--border-gold);
            overflow: hidden;
        }

        .faq-question {
            padding: 20px 24px;
            font-weight: 700;
            color: #fff;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            transition: background var(--transition);
        }

        .faq-question:hover {
            background: rgba(255,215,0,0.05);
        }

        .faq-answer {
            padding: 0 24px 20px;
            color: var(--text-mint);
            line-height: 1.7;
            display: none;
        }

        .faq-item.active .faq-answer {
            display: block;
        }

        .faq-question i {
            transition: transform var(--transition);
        }

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

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--secondary), var(--bg-deep));
            border-top: 3px solid var(--accent-gold);
            border-bottom: 3px solid var(--accent-gold);
            padding: 80px 0;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 2.6rem;
            color: var(--accent-gold);
            font-weight: 900;
            margin-bottom: 20px;
            text-transform: uppercase;
        }

        .cta-section p {
            color: var(--text-mint);
            font-size: 1.1rem;
            max-width: 650px;
            margin: 0 auto 30px;
        }

        /* Footer */
        .site-footer {
            background: var(--secondary);
            padding: 60px 0 20px;
            border-top: 1px solid var(--border-gold);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-col h4 {
            color: var(--accent-gold);
            font-size: 1.2rem;
            margin-bottom: 20px;
            font-weight: 700;
        }

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

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

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

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

        .footer-bottom {
            border-top: 1px solid rgba(255,215,0,0.2);
            padding-top: 20px;
            text-align: center;
            color: var(--text-mint);
        }

        .payments {
            display: flex;
            gap: 16px;
            justify-content: center;
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .payments span {
            background: rgba(255,255,255,0.05);
            padding: 6px 16px;
            border-radius: 50px;
            border: 1px solid var(--border-gold);
            font-size: 0.85rem;
        }

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

        .fab:hover {
            opacity: 1;
            transform: scale(1.1) rotate(360deg);
        }

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

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

        /* Responsive */
        @media (max-width: 1024px) {
            .hero h1 {
                font-size: 2.8rem;
            }
            .section {
                padding: 60px 0;
            }
            .section-title {
                font-size: 1.9rem;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .mobile-menu {
                display: flex;
            }
            .hero {
                min-height: 480px;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .btn-primary,
            .btn-secondary {
                padding: 14px 24px;
                font-size: 0.9rem;
            }
            .flex-row {
                flex-direction: column;
            }
            .series-nav-wrapper a {
                padding: 6px 16px;
                font-size: 0.85rem;
            }
            .download-btn {
                min-width: 150px;
                padding: 16px 20px;
            }
        }

        @media (max-width: 520px) {
            .hero h1 {
                font-size: 1.8rem;
            }
            .nav-actions {
                gap: 8px;
            }
            .btn-login,
            .btn-signup {
                padding: 8px 14px;
                font-size: 0.8rem;
            }
            .logo {
                font-size: 1.3rem;
            }
            .fab {
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
                left: 12px;
                bottom: 80px;
            }
        }

/* roulang page: article */
:root {
            --jade-deep: #0A2E1C;
            --jade-forest: #123E25;
            --jade-soft: #1B5E40;
            --gold: #FFD700;
            --gold-soft: #FFC94D;
            --red-lucky: #D32F2F;
            --red-bright: #FF5252;
            --white: #FFFFFF;
            --mint: #D1F2EB;
            --mint-dim: #A8D8C7;
            --bg-glow: rgba(255, 215, 0, 0.08);
            --border-gold: rgba(255, 215, 0, 0.35);
            --shadow-gold: 0 8px 28px rgba(255, 215, 0, 0.15);
            --shadow-dark: 0 12px 40px rgba(0, 0, 0, 0.5);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --transition-fast: all 0.2s ease;
            --transition-smooth: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-main: 'Segoe UI', 'Tahoma', 'Helvetica Neue', 'Arial', sans-serif;
            --container-max: 1240px;
            --container-narrow: 720px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.6;
            color: var(--white);
            background-color: var(--jade-deep);
            background-image:
                radial-gradient(ellipse at 15% 20%, rgba(27, 94, 64, 0.65) 0%, transparent 55%),
                radial-gradient(ellipse at 85% 75%, rgba(10, 46, 28, 0.9) 0%, transparent 50%),
                url('/assets/images/backpic/back-1.jpg');
            background-size: cover, cover, cover;
            background-position: center, center, center;
            background-attachment: fixed, fixed, fixed;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        body::before {
            content: '';
            position: fixed;
            inset: 0;
            background: rgba(10, 46, 28, 0.88);
            z-index: -1;
            pointer-events: none;
        }

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 3px solid rgba(255, 215, 0, 0.6);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ============ HEADER / NAV ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 90;
            background: rgba(10, 46, 28, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 215, 0, 0.22);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 68px;
            gap: 18px;
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--white);
            letter-spacing: -0.02em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo span {
            color: var(--gold);
            background: rgba(255, 215, 0, 0.15);
            padding: 4px 10px;
            border-radius: 8px;
            font-weight: 900;
            letter-spacing: 0.02em;
            border: 1px solid rgba(255, 215, 0, 0.3);
            font-size: 1rem;
        }

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

        .nav-menu li a {
            display: inline-block;
            padding: 10px 16px;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--mint-dim);
            border-radius: 8px;
            position: relative;
            white-space: nowrap;
            transition: var(--transition-fast);
        }

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

        .nav-menu li a.active {
            color: var(--gold);
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid rgba(255, 215, 0, 0.25);
        }

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

        .btn-login {
            background: transparent;
            color: var(--mint);
            font-size: 0.9rem;
            font-weight: 700;
            padding: 10px 20px;
            border-radius: 8px;
            border: 1px solid rgba(209, 242, 235, 0.3);
            transition: var(--transition-fast);
            white-space: nowrap;
        }

        .btn-login:hover {
            border-color: var(--gold);
            color: var(--gold);
            background: rgba(255, 215, 0, 0.06);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--gold) 0%, #FFB300 100%);
            color: #0A2E1C;
            font-size: 0.9rem;
            font-weight: 800;
            padding: 10px 22px;
            border-radius: 8px;
            border: none;
            box-shadow: 0 6px 20px rgba(255, 215, 0, 0.35);
            transition: var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(255, 215, 0, 0.5);
            background: linear-gradient(135deg, #FFE044 0%, #FFC107 100%);
        }

        .mobile-toggle {
            display: none;
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid rgba(255, 215, 0, 0.3);
            color: var(--gold);
            font-size: 1.2rem;
            width: 44px;
            height: 44px;
            border-radius: 8px;
            align-items: center;
            justify-content: center;
            transition: var(--transition-fast);
        }

        .mobile-toggle:hover {
            background: rgba(255, 215, 0, 0.2);
        }

        .mobile-menu {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 12px 20px 18px;
            background: rgba(10, 46, 28, 0.97);
            border-top: 1px solid rgba(255, 215, 0, 0.2);
            animation: fadeInDown 0.25s ease;
        }

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

        .mobile-menu a {
            padding: 12px 16px;
            color: var(--mint-dim);
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: 8px;
            transition: var(--transition-fast);
        }

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

        .mobile-menu .nav-actions {
            flex-direction: column;
            gap: 8px;
            margin-top: 10px;
            width: 100%;
        }

        .mobile-menu .btn-login,
        .mobile-menu .btn-signup {
            width: 100%;
            text-align: center;
        }

        @keyframes fadeInDown {
            from { opacity: 0; transform: translateY(-12px); }
            to { opacity: 1; transform: translateY(0); }
        }

        /* ============ ARTICLE HERO ============ */
        .article-hero {
            padding: 48px 0 28px;
            position: relative;
        }

        .article-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80%;
            height: 3px;
            background: linear-gradient(to right, transparent, var(--gold), transparent);
            border-radius: 4px;
        }

        .breadcrumbs {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 0.85rem;
            color: var(--mint-dim);
            margin-bottom: 18px;
            list-style: none;
            padding: 0;
        }

        .breadcrumbs li {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .breadcrumbs a {
            color: var(--mint-dim);
            transition: var(--transition-fast);
        }

        .breadcrumbs a:hover {
            color: var(--gold);
        }

        .breadcrumbs .sep {
            color: var(--gold);
            opacity: 0.6;
            font-size: 0.75rem;
        }

        .breadcrumbs .current {
            color: var(--gold);
            font-weight: 700;
        }

        .article-hero .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px;
            margin-bottom: 14px;
        }

        .article-hero .category-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 215, 0, 0.15);
            border: 1px solid rgba(255, 215, 0, 0.3);
            color: var(--gold);
            font-size: 0.8rem;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: 20px;
            letter-spacing: 0.02em;
        }

        .article-hero .date-info {
            color: var(--mint-dim);
            font-size: 0.85rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .article-hero h1 {
            font-size: 2.3rem;
            font-weight: 900;
            line-height: 1.25;
            color: var(--white);
            margin-bottom: 16px;
            letter-spacing: -0.02em;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
        }

        .article-hero h1 .highlight {
            color: var(--gold);
            background: rgba(255, 215, 0, 0.08);
            padding: 2px 6px;
            border-radius: 4px;
        }

        .article-hero .article-cover {
            margin-top: 20px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 2px solid rgba(255, 215, 0, 0.3);
            box-shadow: var(--shadow-gold), var(--shadow-dark);
            position: relative;
        }

        .article-hero .article-cover img {
            width: 100%;
            aspect-ratio: 21/9;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .article-hero .article-cover:hover img {
            transform: scale(1.02);
        }

        .article-hero .article-cover::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60%;
            background: linear-gradient(to top, rgba(10, 46, 28, 0.7), transparent);
            pointer-events: none;
        }

        /* ============ ARTICLE BODY LAYOUT ============ */
        .article-main {
            padding: 20px 0 48px;
        }

        .article-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 320px;
            gap: 32px;
            align-items: start;
        }

        .article-content {
            max-width: var(--container-narrow);
            width: 100%;
        }

        .article-content .prose {
            font-size: 1.05rem;
            line-height: 1.7;
            color: var(--mint);
        }

        .article-content .prose h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--white);
            margin: 32px 0 14px;
            letter-spacing: -0.01em;
            position: relative;
            padding-left: 16px;
        }

        .article-content .prose h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 6px;
            bottom: 6px;
            width: 4px;
            background: linear-gradient(to bottom, var(--gold), #FF8F00);
            border-radius: 4px;
        }

        .article-content .prose h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--gold-soft);
            margin: 26px 0 10px;
        }

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

        .article-content .prose ul,
        .article-content .prose ol {
            margin: 0 0 18px 20px;
            padding: 0;
        }

        .article-content .prose li {
            margin-bottom: 8px;
            padding-left: 4px;
        }

        .article-content .prose li::marker {
            color: var(--gold);
        }

        .article-content .prose img {
            border-radius: var(--radius-md);
            margin: 20px 0;
            border: 1px solid rgba(255, 215, 0, 0.2);
            box-shadow: var(--shadow-dark);
        }

        .article-content .prose blockquote {
            margin: 20px 0;
            padding: 18px 22px;
            background: rgba(255, 215, 0, 0.07);
            border-left: 4px solid var(--gold);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: var(--mint);
        }

        .article-content .prose a {
            color: var(--gold-soft);
            text-decoration: underline;
            text-decoration-color: rgba(255, 215, 0, 0.4);
            transition: var(--transition-fast);
        }

        .article-content .prose a:hover {
            color: var(--gold);
            text-decoration-color: var(--gold);
        }

        .article-content .prose strong {
            color: var(--gold-soft);
            font-weight: 700;
        }

        .not-found-article {
            text-align: center;
            padding: 60px 20px;
            background: rgba(18, 62, 37, 0.6);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255, 215, 0, 0.2);
        }

        .not-found-article i {
            font-size: 3rem;
            color: var(--gold);
            margin-bottom: 18px;
            opacity: 0.7;
        }

        .not-found-article h2 {
            font-size: 1.5rem;
            color: var(--white);
            font-weight: 800;
            margin-bottom: 10px;
        }

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

        .not-found-article a {
            display: inline-block;
            background: linear-gradient(135deg, var(--gold) 0%, #FFB300 100%);
            color: #0A2E1C;
            font-weight: 800;
            padding: 12px 26px;
            border-radius: 10px;
            transition: var(--transition-smooth);
        }

        .not-found-article a:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(255, 215, 0, 0.45);
        }

        /* ============ SIDEBAR ============ */
        .article-sidebar {
            position: sticky;
            top: 90px;
            display: flex;
            flex-direction: column;
            gap: 18px;
        }

        .sidebar-card {
            background: rgba(18, 62, 37, 0.72);
            border: 1px solid rgba(255, 215, 0, 0.22);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: var(--transition-fast);
        }

        .sidebar-card:hover {
            border-color: rgba(255, 215, 0, 0.4);
            box-shadow: var(--shadow-gold);
        }

        .sidebar-card h3 {
            font-size: 1rem;
            font-weight: 800;
            color: var(--gold);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-card h3 i {
            font-size: 0.9rem;
        }

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

        .sidebar-card ul li {
            margin-bottom: 10px;
        }

        .sidebar-card ul li a {
            color: var(--mint-dim);
            font-size: 0.9rem;
            line-height: 1.45;
            display: flex;
            align-items: flex-start;
            gap: 8px;
            transition: var(--transition-fast);
        }

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

        .sidebar-card ul li a i {
            color: var(--gold);
            font-size: 0.7rem;
            margin-top: 6px;
            flex-shrink: 0;
        }

        .sidebar-card .mini-game {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 215, 0, 0.1);
        }

        .sidebar-card .mini-game:last-child {
            border-bottom: none;
        }

        .sidebar-card .mini-game img {
            width: 48px;
            height: 48px;
            object-fit: cover;
            border-radius: 8px;
            border: 1px solid rgba(255, 215, 0, 0.25);
            flex-shrink: 0;
        }

        .sidebar-card .mini-game .game-info {
            flex: 1;
        }

        .sidebar-card .mini-game .game-info strong {
            color: var(--white);
            font-size: 0.85rem;
            display: block;
            margin-bottom: 2px;
        }

        .sidebar-card .mini-game .game-info span {
            color: var(--gold);
            font-size: 0.75rem;
            font-weight: 600;
        }

        .sidebar-card .mini-game .btn-mini {
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid rgba(255, 215, 0, 0.3);
            color: var(--gold);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 6px 12px;
            border-radius: 6px;
            transition: var(--transition-fast);
            white-space: nowrap;
        }

        .sidebar-card .mini-game .btn-mini:hover {
            background: var(--gold);
            color: #0A2E1C;
        }

        /* ============ DOWNLOAD CTA SECTION ============ */
        .download-cta-section {
            padding: 50px 0;
            margin-top: 20px;
            background: linear-gradient(135deg, rgba(18, 62, 37, 0.85) 0%, rgba(10, 46, 28, 0.9) 100%);
            border-top: 2px solid rgba(255, 215, 0, 0.25);
            border-bottom: 2px solid rgba(255, 215, 0, 0.25);
            position: relative;
            overflow: hidden;
        }

        .download-cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -20%;
            width: 70%;
            height: 200%;
            background: radial-gradient(ellipse, rgba(255, 215, 0, 0.06) 0%, transparent 70%);
            pointer-events: none;
        }

        .download-cta-section::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 70%;
            height: 200%;
            background: radial-gradient(ellipse, rgba(27, 94, 64, 0.5) 0%, transparent 70%);
            pointer-events: none;
        }

        .download-cta-section .container {
            position: relative;
            z-index: 1;
        }

        .cta-box {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 32px;
            align-items: center;
        }

        .cta-text h2 {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--white);
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }

        .cta-text h2 .gold-text {
            color: var(--gold);
        }

        .cta-text p {
            color: var(--mint);
            font-size: 1rem;
            line-height: 1.65;
            margin-bottom: 20px;
        }

        .cta-benefits {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 20px;
        }

        .cta-benefits .benefit-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid rgba(255, 215, 0, 0.25);
            color: var(--gold-soft);
            font-size: 0.82rem;
            font-weight: 600;
            padding: 7px 14px;
            border-radius: 20px;
        }

        .cta-benefits .benefit-badge i {
            font-size: 0.75rem;
        }

        .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .btn-download-primary {
            background: linear-gradient(135deg, var(--gold) 0%, #FFB300 100%);
            color: #0A2E1C;
            font-weight: 800;
            font-size: 1rem;
            padding: 14px 28px;
            border-radius: 12px;
            border: none;
            box-shadow: 0 8px 26px rgba(255, 215, 0, 0.4);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition-smooth);
        }

        .btn-download-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 36px rgba(255, 215, 0, 0.55);
            background: linear-gradient(135deg, #FFE044 0%, #FFC107 100%);
        }

        .btn-download-secondary {
            background: transparent;
            color: var(--mint);
            font-weight: 700;
            font-size: 1rem;
            padding: 14px 24px;
            border-radius: 12px;
            border: 2px solid rgba(209, 242, 235, 0.4);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition-fast);
        }

        .btn-download-secondary:hover {
            border-color: var(--gold);
            color: var(--gold);
            background: rgba(255, 215, 0, 0.07);
        }

        .cta-visual {
            display: flex;
            justify-content: center;
            align-items: center;
            position: relative;
        }

        .cta-visual img {
            border-radius: var(--radius-lg);
            border: 2px solid rgba(255, 215, 0, 0.3);
            box-shadow: var(--shadow-gold), var(--shadow-dark);
            width: 100%;
            max-width: 380px;
            aspect-ratio: 3/4;
            object-fit: cover;
            transition: var(--transition-smooth);
        }

        .cta-visual img:hover {
            transform: scale(1.02);
            box-shadow: 0 16px 48px rgba(255, 215, 0, 0.3);
        }

        /* ============ SYSTEM REQUIREMENTS ============ */
        .system-section {
            padding: 48px 0;
        }

        .system-section .section-header {
            margin-bottom: 24px;
        }

        .system-section .section-header h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--white);
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .system-section .section-header h2 i {
            color: var(--gold);
        }

        .system-section .section-header p {
            color: var(--mint-dim);
            font-size: 0.95rem;
            margin-top: 6px;
        }

        .sys-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 18px;
        }

        .sys-card {
            background: rgba(18, 62, 37, 0.65);
            border: 1px solid rgba(255, 215, 0, 0.2);
            border-radius: var(--radius-md);
            padding: 20px;
            display: flex;
            align-items: flex-start;
            gap: 14px;
            transition: var(--transition-fast);
        }

        .sys-card:hover {
            border-color: rgba(255, 215, 0, 0.4);
            transform: translateY(-3px);
            box-shadow: var(--shadow-dark);
        }

        .sys-card .sys-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid rgba(255, 215, 0, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .sys-card .sys-info h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 4px;
        }

        .sys-card .sys-info p {
            font-size: 0.85rem;
            color: var(--mint-dim);
            line-height: 1.5;
        }

        /* ============ REVIEWS / RATINGS ============ */
        .reviews-section {
            padding: 48px 0;
        }

        .reviews-section .section-header {
            margin-bottom: 24px;
        }

        .reviews-section .section-header h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--white);
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .reviews-section .section-header h2 i {
            color: var(--gold);
        }

        .reviews-section .section-header p {
            color: var(--mint-dim);
            font-size: 0.95rem;
            margin-top: 6px;
        }

        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 18px;
        }

        .review-item {
            background: rgba(18, 62, 37, 0.65);
            border: 1px solid rgba(255, 215, 0, 0.2);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: var(--transition-fast);
        }

        .review-item:hover {
            border-color: rgba(255, 215, 0, 0.38);
            transform: translateY(-2px);
        }

        .review-stars {
            color: var(--gold);
            font-size: 0.85rem;
            margin-bottom: 10px;
            letter-spacing: 2px;
        }

        .review-text {
            color: var(--mint);
            font-size: 0.9rem;
            line-height: 1.6;
            margin-bottom: 12px;
        }

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

        .review-author .avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 215, 0, 0.15);
            border: 1px solid rgba(255, 215, 0, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold);
            font-weight: 800;
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        .review-author .author-info strong {
            color: var(--white);
            font-size: 0.85rem;
            display: block;
        }

        .review-author .author-info span {
            color: var(--mint-dim);
            font-size: 0.75rem;
        }

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

        .faq-section .section-header {
            margin-bottom: 24px;
        }

        .faq-section .section-header h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--white);
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .faq-section .section-header h2 i {
            color: var(--gold);
        }

        .faq-list {
            max-width: var(--container-narrow);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: rgba(18, 62, 37, 0.6);
            border: 1px solid rgba(255, 215, 0, 0.18);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: var(--transition-fast);
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            cursor: pointer;
            user-select: none;
            gap: 14px;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            color: var(--white);
            font-weight: 700;
            font-size: 0.98rem;
            transition: var(--transition-fast);
        }

        .faq-question:hover {
            color: var(--gold-soft);
        }

        .faq-question .faq-arrow {
            color: var(--gold);
            font-size: 0.8rem;
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            padding: 0 20px;
            color: var(--mint);
            font-size: 0.9rem;
            line-height: 1.65;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 20px 18px;
        }

        /* ============ FAB ============ */
        .fab-floating {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: radial-gradient(circle at 35% 30%, #1B5E40 0%, #0A2E1C 80%);
            border: 2px solid var(--gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3), 0 8px 30px rgba(0, 0, 0, 0.45);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold);
            font-size: 1.25rem;
            opacity: 0.72;
            cursor: pointer;
            transition: var(--transition-smooth);
            animation: fabBreath 3s ease-in-out infinite;
            -webkit-tap-highlight-color: transparent;
            min-width: 52px;
            min-height: 52px;
        }

        .fab-floating::before {
            content: '';
            position: absolute;
            inset: -2px;
            border-radius: 50%;
            border: 2px solid transparent;
            background: conic-gradient(from 0deg, var(--gold), transparent 40%, var(--gold-soft) 60%, transparent 100%);
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            opacity: 0.5;
            animation: shimmerSpin 4s linear infinite;
            pointer-events: none;
        }

        .fab-floating:hover {
            opacity: 1;
            transform: scale(1.12);
            box-shadow: 0 8px 32px rgba(255, 215, 0, 0.5), 0 12px 40px rgba(0, 0, 0, 0.55);
        }

        .fab-floating:active {
            transform: scale(0.92) translateY(2px);
            box-shadow: 0 2px 10px rgba(255, 215, 0, 0.3);
        }

        .fab-floating .notification-dot {
            position: absolute;
            top: 1px;
            right: 1px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--red-lucky);
            border: 2px solid var(--jade-deep);
            box-shadow: 0 0 8px rgba(213, 47, 47, 0.7);
            animation: pulseDot 1.5s ease-in-out infinite;
        }

        @keyframes fabBreath {
            0%, 100% { transform: translateY(0); opacity: 0.72; }
            50% { transform: translateY(-5px); opacity: 0.9; }
        }

        @keyframes shimmerSpin {
            to { transform: rotate(360deg); }
        }

        @keyframes pulseDot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(0.8); }
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: rgba(6, 35, 21, 0.92);
            border-top: 2px solid rgba(255, 215, 0, 0.22);
            padding: 40px 0 24px;
            margin-top: 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 26px;
            margin-bottom: 28px;
        }

        .footer-col h4 {
            color: var(--gold);
            font-size: 1rem;
            font-weight: 800;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .footer-col p {
            color: var(--mint);
            font-size: 0.88rem;
            line-height: 1.6;
            margin: 0;
        }

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

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

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

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 215, 0, 0.15);
            padding-top: 20px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .payments {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .payments span {
            background: rgba(255, 215, 0, 0.08);
            border: 1px solid rgba(255, 215, 0, 0.25);
            color: var(--gold-soft);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: 14px;
            letter-spacing: 0.01em;
        }

        .footer-bottom p {
            color: var(--mint-dim);
            font-size: 0.82rem;
            margin: 0;
            line-height: 1.5;
        }

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

            .article-sidebar {
                position: static;
                flex-direction: row;
                flex-wrap: wrap;
            }

            .sidebar-card {
                flex: 1 1 280px;
            }

            .cta-box {
                grid-template-columns: 1fr;
                text-align: center;
            }

            .cta-benefits {
                justify-content: center;
            }

            .cta-buttons {
                justify-content: center;
            }

            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 22px;
            }
        }

        @media (max-width: 768px) {
            .nav-wrapper {
                flex-wrap: wrap;
                min-height: auto;
                padding: 12px 0;
            }

            .nav-menu {
                display: none;
            }

            .mobile-toggle {
                display: flex;
            }

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

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

            .article-hero .article-cover img {
                aspect-ratio: 16/9;
            }

            .cta-text h2 {
                font-size: 1.4rem;
            }

            .sys-grid,
            .reviews-grid {
                grid-template-columns: 1fr;
            }

            .faq-question {
                font-size: 0.9rem;
                padding: 15px 16px;
            }

            .fab-floating {
                width: 46px;
                height: 46px;
                min-width: 46px;
                min-height: 46px;
                left: 12px;
                bottom: 80px;
                font-size: 1.1rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }

            .download-cta-section {
                padding: 36px 0;
            }

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

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

            .logo {
                font-size: 1.05rem;
            }

            .logo span {
                font-size: 0.8rem;
                padding: 3px 7px;
            }

            .btn-login,
            .btn-signup {
                font-size: 0.78rem;
                padding: 8px 14px;
            }

            .article-hero h1 {
                font-size: 1.4rem;
            }

            .article-hero .category-badge {
                font-size: 0.72rem;
                padding: 5px 10px;
            }

            .article-content .prose {
                font-size: 0.95rem;
            }

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

            .faq-item {
                border-radius: 8px;
            }

            .article-hero {
                padding: 32px 0 18px;
            }
        }

/* roulang page: category3 */
/* DESIGN SYSTEM & VARIABLES */
:root {
    --bg-primary: #08090F;
    --bg-secondary: #0D111E;
    --accent-cyan: #00F0FF;
    --accent-blue: #0052FF;
    --text-primary: #FFFFFF;
    --text-secondary: #CBD5E1;
    --border-glow: rgba(0, 240, 255, 0.5);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --shadow-neon: 0 0 15px rgba(0, 240, 255, 0.5);
    --shadow-blue: 0 0 20px rgba(0, 82, 255, 0.3);
    --font-main: 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

/* RESET & BASE */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

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

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

button {
    cursor: pointer;
    border: none;
    font-family: inherit;
}

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

/* HEADER & NAVIGATION (SHARED) */
.site-header {
    background: rgba(8, 9, 15, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 240, 255, 0.2);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 12px 0;
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

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

.nav-menu {
    display: flex;
    gap: 28px;
    list-style: none;
}

.nav-menu a {
    font-weight: 500;
    font-size: 1rem;
    color: var(--text-secondary);
    position: relative;
    padding-bottom: 6px;
}

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

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-cyan);
    box-shadow: var(--shadow-neon);
}

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

.btn-login {
    background: transparent;
    color: var(--accent-cyan);
    border: 1px solid var(--accent-cyan);
    padding: 8px 20px;
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-login:hover {
    background: rgba(0, 240, 255, 0.1);
    box-shadow: 0 0 8px rgba(0, 240, 255, 0.4);
}

.btn-signup {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
    color: #000;
    padding: 8px 20px;
    border-radius: 6px;
    font-weight: 700;
    transition: all 0.3s;
}

.btn-signup:hover {
    box-shadow: var(--shadow-neon);
    transform: translateY(-2px);
}

.mobile-toggle {
    display: none;
    background: none;
    color: white;
    font-size: 1.8rem;
}

.mobile-menu {
    display: none;
    flex-direction: column;
    background: var(--bg-secondary);
    padding: 20px;
    gap: 16px;
    margin-top: 12px;
    border-top: 1px solid rgba(0, 240, 255, 0.3);
}

.mobile-menu a {
    color: var(--text-secondary);
    font-weight: 600;
}

.mobile-menu a.active {
    color: var(--accent-cyan);
}

/* HERO */
.hero-section {
    background-image: url('/assets/images/backpic/back-2.jpg');
    background-size: cover;
    background-position: center;
    padding: 80px 0;
    position: relative;
    border-bottom: 2px solid var(--accent-cyan);
}

.hero-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(8, 9, 15, 0.78);
}

.hero-content {
    position: relative;
    z-index: 2;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 40px;
}

.hero-text {
    flex: 1 1 480px;
}

.hero-text h1 {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    color: white;
    margin-bottom: 20px;
}

.hero-text h1 span.neon {
    color: var(--accent-cyan);
    text-shadow: 0 0 20px var(--border-glow);
}

.hero-text .subhead {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.btn-cta-primary {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
    color: #000;
    padding: 14px 36px;
    border-radius: 30px;
    font-weight: 700;
    font-size: 1.15rem;
    display: inline-block;
    transition: 0.3s;
    box-shadow: 0 0 25px rgba(0, 240, 255, 0.3);
}

.btn-cta-primary:hover {
    box-shadow: var(--shadow-neon);
    transform: scale(1.05);
}

.hero-visual {
    flex: 1 1 380px;
    text-align: center;
}

.hero-visual img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-blue);
    border: 1px solid var(--accent-cyan);
}

/* SECTION COMMON */
.section {
    padding: 70px 0;
}

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

.section-title {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: white;
}

.section-title .accent {
    color: var(--accent-cyan);
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 40px;
}

/* TIPS GRID */
.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.tip-card {
    background: var(--bg-primary);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: var(--radius-md);
    padding: 28px;
    transition: all 0.3s;
    position: relative;
}

.tip-card:hover {
    border-color: var(--accent-cyan);
    box-shadow: var(--shadow-neon);
    transform: translateY(-5px);
}

.tip-icon {
    font-size: 2.5rem;
    color: var(--accent-cyan);
    margin-bottom: 16px;
}

.tip-card h3 {
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.tip-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* STEP FLOW */
.step-list {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: space-between;
}

.step-item {
    flex: 1 1 220px;
    background: var(--bg-primary);
    border: 1px dashed var(--accent-blue);
    padding: 24px;
    border-radius: var(--radius-md);
    text-align: center;
}
.step-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent-cyan);
}
.step-item h4 {
    margin: 12px 0 8px;
}

/* BOSS BANNER */
.boss-banner {
    background: linear-gradient(135deg, #0D111E 0%, #001a33 100%);
    padding: 50px 0;
    text-align: center;
    border-top: 2px solid var(--accent-cyan);
    border-bottom: 2px solid var(--accent-cyan);
}

/* FAQ */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-secondary);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: var(--radius-sm);
    padding: 22px;
    margin-bottom: 18px;
}

.faq-q {
    font-weight: 700;
    font-size: 1.2rem;
    margin-bottom: 8px;
    color: var(--accent-cyan);
}

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

/* CTA DOWNLOAD ROW */
.cta-row {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 30px;
}

.btn-store {
    background: var(--bg-primary);
    border: 1px solid var(--accent-cyan);
    color: white;
    padding: 14px 28px;
    border-radius: 30px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: 0.3s;
}

.btn-store:hover {
    background: var(--accent-cyan);
    color: #000;
}

/* FOOTER (SHARED) */
.site-footer {
    background: #04060A;
    border-top: 1px solid rgba(0, 240, 255, 0.2);
    padding: 50px 0 25px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 35px;
}

.footer-col h4 {
    color: white;
    margin-bottom: 16px;
    font-size: 1.2rem;
}

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

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

.footer-col a {
    color: var(--text-secondary);
}
.footer-col a:hover {
    color: var(--accent-cyan);
}
.footer-bottom {
    text-align: center;
    border-top: 1px solid #1e293b;
    padding-top: 25px;
}
.payments span {
    background: #1e293b;
    padding: 6px 14px;
    border-radius: 20px;
    margin: 0 5px;
    font-size: 0.9rem;
    color: var(--accent-cyan);
}

/* FAB */
.fab-support {
    position: fixed;
    left: 20px;
    bottom: 90px;
    z-index: 99;
    width: 56px;
    height: 56px;
    background: rgba(8,9,15,0.75);
    backdrop-filter: blur(8px);
    border-radius: 50%;
    border: 2px solid var(--accent-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-cyan);
    font-size: 1.5rem;
    box-shadow: var(--shadow-neon);
    animation: pulse-glow 2s infinite;
    transition: 0.3s;
}
.fab-support:hover {
    background: var(--accent-cyan);
    color: black;
}

@keyframes pulse-glow {
    0% { box-shadow: 0 0 10px var(--accent-cyan); }
    50% { box-shadow: 0 0 25px var(--accent-cyan); }
    100% { box-shadow: 0 0 10px var(--accent-cyan); }
}

/* RESPONSIVE */
@media (max-width: 1024px) {
    .hero-text h1 { font-size: 2.4rem; }
}

@media (max-width: 768px) {
    .nav-menu, .nav-actions { display: none; }
    .mobile-toggle { display: block; }
    .mobile-menu.active { display: flex; }
    .hero-text h1 { font-size: 2rem; }
}

@media (max-width: 520px) {
    .hero-section { padding: 50px 0; }
    .section { padding: 40px 0; }
}

/* roulang page: category2 */
/* ============================================
           DESIGN SYSTEM VARIABLES - Style A: Lucky Gold & Emerald Jade
           Theme 6: Mekong Deep Sea Expedition
           ============================================ */
        :root {
            --primary: #0A2E1C;
            --primary-dark: #062315;
            --primary-light: #123E25;
            --accent-gold: #FFD700;
            --accent-gold-dark: #E6B800;
            --accent-red: #D32F2F;
            --accent-red-light: #FF5252;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-muted: #8FB5A9;
            --bg-dark: #071F13;
            --bg-card: #0D3322;
            --bg-card-hover: #113D2A;
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-gold-strong: rgba(255, 215, 0, 0.6);
            --border-mint: rgba(209, 242, 235, 0.12);
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.18);
            --shadow-gold-hover: 0 8px 32px rgba(255, 215, 0, 0.30);
            --shadow-dark: 0 4px 16px rgba(0, 0, 0, 0.35);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.50);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 9999px;
            --font-base: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
            --font-display: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 1.5rem;
            --spacing-lg: 2.5rem;
            --spacing-xl: 4rem;
            --spacing-xxl: 6rem;
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s ease;
            --transition-slow: 0.5s ease;
            --nav-height: 72px;
            --container-max: 1200px;
            --bezier-smooth: cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* ============================================
           BASE RESET
           ============================================ */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-base);
            font-size: 1rem;
            line-height: 1.65;
            color: var(--text-white);
            background-color: var(--primary);
            min-height: 100vh;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: none;
        }

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

        a:hover, a:focus {
            color: var(--accent-gold-dark);
            text-decoration: none;
            outline: none;
        }

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

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }

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

        ul, ol {
            list-style: none;
        }

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-display);
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-white);
            margin: 0;
        }

        h1 {
            font-size: 2.75rem;
            letter-spacing: -0.01em;
        }

        h2 {
            font-size: 2rem;
            letter-spacing: -0.005em;
        }

        h3 {
            font-size: 1.35rem;
        }

        h4 {
            font-size: 1.1rem;
        }

        p {
            margin: 0;
            color: var(--text-mint);
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ============================================
           SITE HEADER / NAVIGATION
           ============================================ */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(6, 35, 21, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-mint);
            height: var(--nav-height);
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(6, 35, 21, 0.98);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 1rem;
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text-white);
            white-space: nowrap;
            letter-spacing: -0.02em;
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }

        .logo span {
            color: var(--accent-gold);
            font-weight: 900;
        }

        .logo:hover, .logo:focus {
            color: var(--text-white);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 1.75rem;
            list-style: none;
            margin: 0;
        }

        .nav-menu li a {
            color: var(--text-mint);
            font-size: 0.9rem;
            font-weight: 500;
            white-space: nowrap;
            padding: 0.4rem 0;
            position: relative;
            transition: color var(--transition-fast);
            letter-spacing: 0.01em;
        }

        .nav-menu li a::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
            transition: width var(--transition-base) var(--bezier-smooth);
        }

        .nav-menu li a:hover {
            color: var(--text-white);
        }

        .nav-menu li a:hover::after {
            width: 100%;
        }

        .nav-menu li a.active {
            color: var(--accent-gold);
            font-weight: 600;
        }

        .nav-menu li a.active::after {
            width: 100%;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            flex-shrink: 0;
        }

        .btn-login {
            color: var(--text-mint);
            font-size: 0.85rem;
            font-weight: 600;
            padding: 0.5rem 1.1rem;
            border: 1px solid rgba(209, 242, 235, 0.2);
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
            background: transparent;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-login:hover {
            color: var(--text-white);
            border-color: var(--text-mint);
            background: rgba(255, 255, 255, 0.05);
        }

        .btn-signup {
            color: var(--primary-dark);
            font-size: 0.85rem;
            font-weight: 700;
            padding: 0.5rem 1.4rem;
            background: var(--accent-gold);
            border-radius: var(--radius-full);
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 12px rgba(255, 215, 0, 0.3);
        }

        .btn-signup:hover {
            background: var(--accent-gold-dark);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.45);
            transform: translateY(-1px);
            color: var(--primary-dark);
        }

        .btn-signup:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255, 215, 0, 0.25);
        }

        .mobile-toggle {
            display: none;
            color: var(--accent-gold);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 0.5rem;
            border: none;
            background: none;
            transition: color var(--transition-fast);
        }

        .mobile-toggle:hover {
            color: var(--text-white);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            background: rgba(6, 35, 21, 0.98);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-mint);
            padding: 1rem 1.5rem 1.5rem;
            z-index: 999;
            flex-direction: column;
            gap: 0.5rem;
            box-shadow: var(--shadow-lg);
        }

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

        .mobile-menu a {
            color: var(--text-mint);
            font-size: 1rem;
            font-weight: 500;
            padding: 0.75rem 0.5rem;
            border-bottom: 1px solid rgba(209, 242, 235, 0.08);
            transition: color var(--transition-fast);
        }

        .mobile-menu a.active {
            color: var(--accent-gold);
            font-weight: 600;
        }

        .mobile-menu a:hover {
            color: var(--text-white);
        }

        .mobile-menu .nav-actions {
            margin-top: 0.75rem;
            gap: 0.75rem;
        }

        /* ============================================
           HERO SECTION - Download Conversion Flow
           Asymmetric layout, left-aligned
           ============================================ */
        .hero-section {
            padding-top: calc(var(--nav-height) + 3rem);
            padding-bottom: 4rem;
            background: linear-gradient(180deg, #0A2E1C 0%, #0D3B2A 35%, #0F4A33 70%, #0A2E1C 100%);
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0, 240, 255, 0.04) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 3.5rem;
            align-items: center;
            position: relative;
            z-index: 2;
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 0.4rem 1rem;
            border-radius: var(--radius-full);
            margin-bottom: 1.25rem;
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }

        .hero-badge i {
            font-size: 0.75rem;
        }

        .hero-content h1 {
            font-size: 2.9rem;
            margin-bottom: 1.25rem;
            background: linear-gradient(135deg, #FFFFFF 50%, #FFD700 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-content .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-mint);
            line-height: 1.7;
            margin-bottom: 1.75rem;
            max-width: 520px;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 1.25rem;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            padding: 0.85rem 2rem;
            background: var(--accent-gold);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 1rem;
            border-radius: var(--radius-full);
            border: none;
            transition: all var(--transition-base) var(--bezier-smooth);
            box-shadow: 0 4px 16px rgba(255, 215, 0, 0.35);
        }

        .btn-primary:hover {
            background: var(--accent-gold-dark);
            box-shadow: 0 8px 28px rgba(255, 215, 0, 0.5);
            transform: translateY(-2px);
            color: var(--primary-dark);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255, 215, 0, 0.25);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            padding: 0.85rem 1.8rem;
            background: transparent;
            color: var(--text-white);
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-full);
            border: 2px solid rgba(209, 242, 235, 0.25);
            transition: all var(--transition-base);
        }

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

        .hero-stats {
            display: flex;
            gap: 2rem;
            flex-wrap: wrap;
            margin-top: 0.5rem;
        }

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

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

        .hero-stat .stat-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }

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

        .hero-visual img {
            border-radius: var(--radius-lg);
            border: 2px solid var(--border-gold);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45), 0 0 40px rgba(255, 215, 0, 0.1);
            width: 100%;
            max-width: 480px;
            object-fit: cover;
            aspect-ratio: 4/3;
        }

        .hero-visual .floating-tag {
            position: absolute;
            bottom: 1.5rem;
            left: -1.5rem;
            background: rgba(6, 35, 21, 0.9);
            backdrop-filter: blur(10px);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            padding: 0.7rem 1.2rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: var(--text-mint);
            box-shadow: var(--shadow-gold);
            animation: floatTag 3s ease-in-out infinite;
        }

        .hero-visual .floating-tag i {
            color: var(--accent-gold);
            font-size: 1.1rem;
        }

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

        /* ============================================
           COUNTDOWN STRIP - Festive Campaign
           ============================================ */
        .countdown-strip {
            background: linear-gradient(135deg, #1A0A0A 0%, #4A0F0F 50%, #1A0A0A 100%);
            border-top: 1px solid rgba(211, 47, 47, 0.35);
            border-bottom: 1px solid rgba(211, 47, 47, 0.35);
            padding: 1.1rem 0;
        }

        .countdown-wrapper {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 1.25rem;
            flex-wrap: wrap;
        }

        .countdown-label {
            color: #FF8A80;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            text-transform: uppercase;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }

        .countdown-label i {
            color: var(--accent-red-light);
            animation: pulse 1.8s ease-in-out infinite;
        }

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

        .countdown-timer {
            display: flex;
            gap: 0.5rem;
            align-items: center;
        }

        .countdown-timer .cd-unit {
            display: flex;
            flex-direction: column;
            align-items: center;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-sm);
            padding: 0.4rem 0.75rem;
            min-width: 52px;
        }

        .countdown-timer .cd-unit .cd-num {
            font-size: 1.4rem;
            font-weight: 800;
            color: #FFD700;
            line-height: 1.2;
        }

        .countdown-timer .cd-unit .cd-label {
            font-size: 0.65rem;
            color: #FF8A80;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        .countdown-timer .cd-separator {
            font-size: 1.3rem;
            color: #FF5252;
            font-weight: 700;
        }

        /* ============================================
           SECTION STYLES - Shared
           ============================================ */
        .section {
            padding: 4.5rem 0;
        }

        .section-dark {
            background: var(--primary-dark);
        }

        .section-mint {
            background: linear-gradient(180deg, #0A2E1C 0%, #0C3725 100%);
        }

        .section-divider {
            height: 1px;
            background: var(--border-mint);
            margin: 0;
        }

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

        .section-header .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent-gold);
            margin-bottom: 0.6rem;
        }

        .section-header h2 {
            font-size: 2rem;
            margin-bottom: 0.75rem;
            color: var(--text-white);
        }

        .section-header p {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 640px;
            line-height: 1.7;
        }

        /* ============================================
           FEATURE HIGHLIGHTS - Asymmetric Alternating
           ============================================ */
        .feature-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
            margin-bottom: 3rem;
        }

        .feature-block:last-child {
            margin-bottom: 0;
        }

        .feature-block.reverse .feature-image {
            order: 2;
        }

        .feature-block.reverse .feature-content {
            order: 1;
        }

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

        .feature-content h3 {
            font-size: 1.65rem;
            margin-bottom: 0.75rem;
            color: var(--text-white);
        }

        .feature-content p {
            color: var(--text-mint);
            font-size: 1rem;
            line-height: 1.7;
            margin-bottom: 1.25rem;
        }

        .feature-content .feature-list {
            display: flex;
            flex-direction: column;
            gap: 0.65rem;
        }

        .feature-content .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 0.65rem;
            color: var(--text-mint);
            font-size: 0.95rem;
            line-height: 1.5;
        }

        .feature-content .feature-list li i {
            color: var(--accent-gold);
            font-size: 0.9rem;
            margin-top: 0.2rem;
            flex-shrink: 0;
        }

        .feature-image img {
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-mint);
            box-shadow: var(--shadow-dark);
            width: 100%;
            object-fit: cover;
            aspect-ratio: 4/3;
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }

        .feature-image img:hover {
            box-shadow: var(--shadow-gold-hover);
            transform: translateY(-4px);
        }

        /* ============================================
           GAME SHOWCASE CAROUSEL
           ============================================ */
        .carousel-section {
            background: linear-gradient(180deg, #0A2E1C 0%, #0B3A26 50%, #0A2E1C 100%);
            position: relative;
            overflow: hidden;
        }

        .carousel-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at 50% 50%, rgba(0, 240, 255, 0.03) 0%, transparent 60%);
            pointer-events: none;
        }

        .carousel-container {
            position: relative;
            z-index: 2;
        }

        .carousel-track {
            display: flex;
            gap: 1.5rem;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            padding: 1rem 0.25rem 2rem;
            scrollbar-width: thin;
            scrollbar-color: var(--accent-gold) rgba(255, 255, 255, 0.05);
        }

        .carousel-track::-webkit-scrollbar {
            height: 5px;
        }

        .carousel-track::-webkit-scrollbar-track {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 10px;
        }

        .carousel-track::-webkit-scrollbar-thumb {
            background: var(--accent-gold);
            border-radius: 10px;
        }

        .game-slide {
            flex: 0 0 300px;
            scroll-snap-align: start;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-mint);
            background: var(--bg-card);
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .game-slide:hover {
            border-color: var(--border-gold-strong);
            box-shadow: var(--shadow-gold-hover);
            transform: translateY(-4px);
        }

        .game-slide img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            border-bottom: 1px solid var(--border-mint);
        }

        .game-slide .game-info {
            padding: 1rem 1.25rem;
        }

        .game-slide .game-info .game-name {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 0.3rem;
        }

        .game-slide .game-info .game-tag {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 600;
            color: var(--accent-red-light);
            background: rgba(211, 47, 47, 0.15);
            padding: 0.2rem 0.6rem;
            border-radius: var(--radius-full);
            letter-spacing: 0.03em;
        }

        /* ============================================
           SYSTEM REQUIREMENTS - Table Style
           ============================================ */
        .requirements-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem;
            align-items: start;
        }

        .requirement-card {
            background: var(--bg-card);
            border: 1px solid var(--border-mint);
            border-radius: var(--radius-md);
            padding: 2rem;
            transition: all var(--transition-base);
        }

        .requirement-card:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-gold);
        }

        .requirement-card .req-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 1.25rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }

        .requirement-card .req-title i {
            font-size: 1.2rem;
        }

        .requirement-card ul.req-list {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

        .requirement-card ul.req-list li {
            display: flex;
            align-items: flex-start;
            gap: 0.6rem;
            color: var(--text-mint);
            font-size: 0.95rem;
            line-height: 1.55;
        }

        .requirement-card ul.req-list li i {
            color: var(--accent-gold);
            font-size: 0.8rem;
            margin-top: 0.25rem;
            flex-shrink: 0;
        }

        .requirement-card ul.req-list li strong {
            color: var(--text-white);
            font-weight: 600;
        }

        /* ============================================
           RATING WALL / USER REVIEWS
           ============================================ */
        .rating-wall {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 1.5rem;
        }

        .rating-card {
            background: var(--bg-card);
            border: 1px solid var(--border-mint);
            border-radius: var(--radius-md);
            padding: 1.75rem;
            transition: all var(--transition-base);
        }

        .rating-card:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-dark);
        }

        .rating-card .rating-stars {
            color: var(--accent-gold);
            font-size: 0.95rem;
            margin-bottom: 0.75rem;
            letter-spacing: 0.1em;
        }

        .rating-card .rating-text {
            color: var(--text-mint);
            font-size: 0.95rem;
            line-height: 1.65;
            margin-bottom: 1rem;
            font-style: italic;
        }

        .rating-card .rating-user {
            display: flex;
            align-items: center;
            gap: 0.7rem;
        }

        .rating-card .rating-user .user-avatar {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--primary-light);
            border: 2px solid var(--border-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        .rating-card .rating-user .user-name {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-white);
        }

        .rating-card .rating-user .user-time {
            font-size: 0.7rem;
            color: var(--text-muted);
        }

        /* ============================================
           DOWNLOAD CTA SECTION
           ============================================ */
        .cta-section {
            background: linear-gradient(180deg, #0A2E1C 0%, #0F3E28 40%, #0A2E1C 100%);
            position: relative;
            overflow: hidden;
            padding: 5rem 0;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 800px;
            height: 800px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.05) 0%, transparent 60%);
            pointer-events: none;
        }

        .cta-wrapper {
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .cta-wrapper h2 {
            font-size: 2.5rem;
            margin-bottom: 0.75rem;
            background: linear-gradient(135deg, #FFFFFF 40%, #FFD700 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .cta-wrapper .cta-sub {
            font-size: 1.15rem;
            color: var(--text-mint);
            margin-bottom: 2rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }

        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 1.25rem;
            flex-wrap: wrap;
        }

        .btn-download {
            display: inline-flex;
            align-items: center;
            gap: 0.75rem;
            padding: 1rem 2.5rem;
            background: var(--accent-gold);
            color: var(--primary-dark);
            font-weight: 800;
            font-size: 1.05rem;
            border-radius: var(--radius-full);
            transition: all var(--transition-base) var(--bezier-smooth);
            box-shadow: 0 6px 24px rgba(255, 215, 0, 0.4);
        }

        .btn-download:hover {
            background: var(--accent-gold-dark);
            box-shadow: 0 10px 36px rgba(255, 215, 0, 0.55);
            transform: translateY(-3px) scale(1.02);
            color: var(--primary-dark);
        }

        .btn-download:active {
            transform: translateY(0) scale(1);
            box-shadow: 0 3px 12px rgba(255, 215, 0, 0.25);
        }

        .btn-download-alt {
            display: inline-flex;
            align-items: center;
            gap: 0.75rem;
            padding: 1rem 2rem;
            background: transparent;
            color: var(--text-white);
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-full);
            border: 2px solid rgba(255, 255, 255, 0.2);
            transition: all var(--transition-base);
        }

        .btn-download-alt:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.06);
        }

        /* ============================================
           FAQ SECTION
           ============================================ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 0.9rem;
            max-width: 780px;
        }

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

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

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.15rem 1.5rem;
            cursor: pointer;
            background: none;
            border: none;
            text-align: left;
            color: var(--text-white);
            font-size: 1rem;
            font-weight: 600;
            transition: color var(--transition-fast);
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            color: var(--accent-gold);
            font-size: 0.9rem;
            transition: transform var(--transition-base) var(--bezier-smooth);
            margin-left: 1rem;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow) var(--bezier-smooth), padding var(--transition-base);
            padding: 0 1.5rem;
        }

        .faq-item.open .faq-answer {
            max-height: 320px;
            padding: 0 1.5rem 1.25rem;
        }

        .faq-answer p {
            color: var(--text-mint);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* ============================================
           SITE FOOTER
           ============================================ */
        .site-footer {
            background: var(--primary-dark);
            border-top: 1px solid var(--border-mint);
            padding: 3.5rem 0 2rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }

        .footer-col h4 {
            color: var(--accent-gold);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1rem;
            letter-spacing: 0.02em;
        }

        .footer-col p {
            color: var(--text-mint);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }

        .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-gold);
        }

        .footer-bottom {
            border-top: 1px solid rgba(209, 242, 235, 0.08);
            padding-top: 1.5rem;
            text-align: center;
        }

        .footer-bottom .payments {
            display: flex;
            justify-content: center;
            gap: 1rem;
            flex-wrap: wrap;
            margin-bottom: 1rem;
        }

        .footer-bottom .payments span {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--text-mint);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-mint);
            border-radius: var(--radius-full);
            padding: 0.35rem 0.9rem;
            letter-spacing: 0.02em;
        }

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

        /* ============================================
           FLOATING ACTION BUTTON (FAB)
           Style A - Option 1: Classic & Royal Style
           ============================================ */
        .fab-container {
            position: fixed;
            left: 1rem;
            bottom: 7rem;
            z-index: 990;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }

        .fab-button {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(ellipse at 30% 25%, #3D3D3D 0%, #1A1A1A 50%, #0D0D0D 100%);
            border: 3px solid var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3), inset 0 1px 4px rgba(255, 255, 255, 0.15), inset 0 -2px 6px rgba(0, 0, 0, 0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.4rem;
            cursor: pointer;
            opacity: 0.7;
            transition: all var(--transition-base) var(--bezier-smooth);
            position: relative;
            animation: fabBreathe 3s ease-in-out infinite;
            min-width: 56px;
            min-height: 56px;
        }

        .fab-button::before {
            content: '';
            position: absolute;
            inset: -3px;
            border-radius: 50%;
            border: 2px solid transparent;
            background: conic-gradient(from 0deg, #FFD700, #B8860B, #FFD700, #B8860B) border-box;
            -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            animation: fabShimmer 2.5s linear infinite;
            pointer-events: none;
        }

        @keyframes fabShimmer {
            0% { filter: brightness(1); }
            50% { filter: brightness(1.4); }
            100% { filter: brightness(1); }
        }

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

        .fab-button:hover {
            opacity: 1;
            transform: scale(1.1);
            animation: none;
            box-shadow: 0 8px 32px rgba(255, 215, 0, 0.5), inset 0 1px 4px rgba(255, 255, 255, 0.2), inset 0 -2px 6px rgba(0, 0, 0, 0.5);
        }

        .fab-button:hover i {
            animation: fabSpin 0.6s ease-in-out;
        }

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

        .fab-button:active {
            transform: scale(0.95) translateY(2px);
            animation: none;
            box-shadow: 0 2px 10px rgba(255, 215, 0, 0.3), inset 0 1px 4px rgba(255, 255, 255, 0.1);
        }

        .fab-button .fab-notification {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            background: #D32F2F;
            border: 2px solid #1A1A1A;
            border-radius: 50%;
            animation: fabBlink 1.5s ease-in-out infinite;
        }

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

        .fab-label {
            background: rgba(6, 35, 21, 0.9);
            backdrop-filter: blur(10px);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-full);
            padding: 0.5rem 1rem;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--text-mint);
            white-space: nowrap;
            box-shadow: var(--shadow-dark);
            display: none;
            transition: all var(--transition-base);
        }

        .fab-container:hover .fab-label {
            display: block;
            animation: fabLabelIn 0.3s ease-out;
        }

        @keyframes fabLabelIn {
            from { opacity: 0; transform: translateX(-8px); }
            to { opacity: 1; transform: translateX(0); }
        }

        /* ============================================
           RESPONSIVE BREAKPOINTS
           ============================================ */
        @media (max-width: 1024px) {
            h1 { font-size: 2.3rem; }
            h2 { font-size: 1.75rem; }
            .hero-content h1 { font-size: 2.4rem; }
            .hero-grid { gap: 2rem; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
            .rating-wall { grid-template-columns: 1fr 1fr; }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .mobile-menu {
                display: flex;
            }
            .nav-actions {
                display: none;
            }
            .mobile-menu .nav-actions {
                display: flex;
            }
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .hero-content h1 { font-size: 2rem; }
            .hero-content .hero-subtitle { font-size: 1rem; }
            .hero-visual img { max-width: 100%; }
            .hero-visual .floating-tag { left: 0.5rem; bottom: 0.5rem; }
            .feature-block {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .feature-block.reverse .feature-image { order: 1; }
            .feature-block.reverse .feature-content { order: 2; }
            .requirements-grid { grid-template-columns: 1fr; gap: 1.5rem; }
            .rating-wall { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; }
            .section { padding: 3rem 0; }
            .cta-section { padding: 3.5rem 0; }
            .cta-wrapper h2 { font-size: 1.8rem; }
            .countdown-wrapper { gap: 0.75rem; }
            .game-slide { flex: 0 0 260px; }
            .fab-container { left: 0.7rem; bottom: 5.5rem; }
            .fab-button { width: 50px; height: 50px; min-width: 50px; min-height: 50px; font-size: 1.2rem; }
        }

        @media (max-width: 520px) {
            .container { padding: 0 1rem; }
            .hero-content h1 { font-size: 1.7rem; }
            .hero-content .hero-subtitle { font-size: 0.95rem; }
            .hero-stats { gap: 1.25rem; }
            .btn-primary, .btn-secondary { padding: 0.75rem 1.5rem; font-size: 0.9rem; }
            .section-header h2 { font-size: 1.5rem; }
            .section { padding: 2.5rem 0; }
            .cta-wrapper h2 { font-size: 1.5rem; }
            .cta-wrapper .cta-sub { font-size: 1rem; }
            .btn-download { padding: 0.85rem 1.8rem; font-size: 0.95rem; }
            .btn-download-alt { padding: 0.85rem 1.5rem; font-size: 0.9rem; }
            .game-slide { flex: 0 0 220px; }
            .game-slide img { height: 150px; }
            .countdown-timer .cd-unit { min-width: 42px; padding: 0.3rem 0.5rem; }
            .countdown-timer .cd-unit .cd-num { font-size: 1.1rem; }
            .countdown-timer .cd-unit .cd-label { font-size: 0.55rem; }
            .fab-container { left: 0.5rem; bottom: 4.5rem; }
            .fab-button { width: 46px; height: 46px; min-width: 46px; min-height: 46px; font-size: 1.1rem; border-width: 2px; }
        }