/* roulang page: index */
:root {
            --bg-primary: #0A2E1C;
            --bg-secondary: #123E25;
            --bg-tertiary: #164328;
            --bg-card: #0D3522;
            --bg-card-hover: #1A4F30;
            --bg-dark: #072016;
            --accent-gold: #FFD700;
            --accent-gold-dark: #F0C000;
            --accent-red: #D32F2F;
            --accent-red-hover: #E53935;
            --text-primary: #FFFFFF;
            --text-muted: #D1F2EB;
            --text-faint: #9BC4B0;
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-gold-hover: rgba(255, 215, 0, 0.65);
            --border-light: rgba(209, 242, 235, 0.12);
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 32px;
            --radius-full: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.25);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.35);
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.12);
            --shadow-gold-lg: 0 8px 40px rgba(255, 215, 0, 0.2);
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 32px;
            --spacing-xl: 64px;
            --spacing-2xl: 96px;
            --font-sans: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
            --font-size-xs: 0.75rem;
            --font-size-sm: 0.875rem;
            --font-size-base: 1rem;
            --font-size-md: 1.125rem;
            --font-size-lg: 1.5rem;
            --font-size-xl: 2rem;
            --font-size-2xl: 2.5rem;
            --font-size-3xl: 3rem;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s ease;
            --container-max: 1200px;
            --header-height: 72px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: var(--font-size-base);
            line-height: 1.65;
            color: var(--text-primary);
            background-color: var(--bg-primary);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: 1.5;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
            width: 100%;
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: var(--header-height);
            background: rgba(7, 32, 22, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-gold);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
            transition: all var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(7, 32, 22, 0.98);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.45);
        }

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

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

        .logo-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--accent-gold), #F0A500);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--bg-dark);
            font-size: 1.25rem;
            font-weight: 700;
            box-shadow: 0 2px 12px rgba(255, 215, 0, 0.3);
        }

        .logo-text {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: -0.01em;
            line-height: 1.2;
            white-space: nowrap;
        }

        .logo-text span {
            display: block;
            font-size: 0.7rem;
            font-weight: 500;
            color: var(--text-muted);
            letter-spacing: 0.03em;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            list-style: none;
            margin: 0;
        }

        .nav-desktop li {
            margin: 0;
        }

        .nav-desktop a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: var(--radius-full);
            font-size: var(--font-size-sm);
            font-weight: 600;
            color: var(--text-muted);
            transition: all var(--transition-base);
            white-space: nowrap;
            position: relative;
        }

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

        .nav-desktop a.active {
            color: var(--bg-dark);
            background: var(--accent-gold);
            font-weight: 700;
            box-shadow: 0 2px 12px rgba(255, 215, 0, 0.3);
        }

        .nav-desktop a.active:hover {
            background: var(--accent-gold-dark);
            color: var(--bg-dark);
        }

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

        .btn-nav-login {
            padding: 8px 18px;
            font-size: var(--font-size-sm);
            font-weight: 600;
            color: var(--text-muted);
            background: transparent;
            border: none;
            border-radius: var(--radius-full);
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .btn-nav-login:hover {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
        }

        .btn-nav-signup {
            padding: 9px 22px;
            font-size: var(--font-size-sm);
            font-weight: 700;
            color: var(--bg-dark);
            background: linear-gradient(135deg, var(--accent-gold), #F0A500);
            border: none;
            border-radius: var(--radius-full);
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
            box-shadow: 0 2px 12px rgba(255, 215, 0, 0.25);
        }

        .btn-nav-signup:hover {
            background: linear-gradient(135deg, #FFE44D, #F0B800);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.4);
            transform: translateY(-1px);
        }

        .nav-toggle {
            display: none;
            background: none;
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            color: var(--accent-gold);
            width: 44px;
            height: 44px;
            cursor: pointer;
            font-size: 1.25rem;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-base);
        }

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

        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            background: rgba(7, 32, 22, 0.98);
            border-bottom: 1px solid var(--border-gold);
            box-shadow: var(--shadow-lg);
            z-index: 99;
            padding: 16px 20px;
        }

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

        .mobile-menu ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .mobile-menu a {
            display: block;
            padding: 14px 16px;
            font-size: var(--font-size-base);
            font-weight: 600;
            color: var(--text-muted);
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
            border-bottom: 1px solid var(--border-light);
        }

        .mobile-menu a:last-child {
            border-bottom: none;
        }

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

        .mobile-menu-actions {
            display: flex;
            gap: 12px;
            margin-top: 16px;
            padding-top: 16px;
            border-top: 1px solid var(--border-light);
        }

        .mobile-menu-actions .btn {
            flex: 1;
            text-align: center;
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 28px;
            font-size: var(--font-size-base);
            font-weight: 700;
            border-radius: var(--radius-full);
            border: 2px solid transparent;
            cursor: pointer;
            transition: all var(--transition-base);
            text-decoration: none;
            gap: 8px;
            letter-spacing: 0.01em;
            white-space: nowrap;
        }

        .btn-gold {
            background: linear-gradient(135deg, var(--accent-gold), #F0A500);
            color: var(--bg-dark);
            border-color: var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
        }

        .btn-gold:hover,
        .btn-gold:focus {
            background: linear-gradient(135deg, #FFE44D, #F0B800);
            border-color: #FFE44D;
            box-shadow: 0 6px 30px rgba(255, 215, 0, 0.45);
            color: var(--bg-dark);
            transform: translateY(-2px);
        }

        .btn-gold:active {
            transform: translateY(0);
            box-shadow: 0 2px 12px rgba(255, 215, 0, 0.3);
        }

        .btn-outline {
            background: transparent;
            color: var(--accent-gold);
            border-color: var(--border-gold);
            box-shadow: none;
        }

        .btn-outline:hover,
        .btn-outline:focus {
            background: rgba(255, 215, 0, 0.08);
            border-color: var(--border-gold-hover);
            color: var(--accent-gold);
            box-shadow: 0 4px 16px rgba(255, 215, 0, 0.15);
            transform: translateY(-2px);
        }

        .btn-red {
            background: linear-gradient(135deg, var(--accent-red), #B71C1C);
            color: #fff;
            border-color: var(--accent-red);
            box-shadow: 0 4px 20px rgba(211, 47, 47, 0.3);
        }

        .btn-red:hover,
        .btn-red:focus {
            background: linear-gradient(135deg, #E53935, #C62828);
            border-color: #E53935;
            box-shadow: 0 6px 30px rgba(211, 47, 47, 0.45);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-sm {
            padding: 10px 20px;
            font-size: var(--font-size-sm);
        }

        .btn-lg {
            padding: 18px 36px;
            font-size: var(--font-size-md);
        }

        /* ===== Hero Section ===== */
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center center;
            background-repeat: no-repeat;
            padding-top: calc(var(--header-height) + 40px);
            padding-bottom: 80px;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg,
                    rgba(7, 32, 22, 0.85) 0%,
                    rgba(10, 46, 28, 0.75) 35%,
                    rgba(7, 32, 22, 0.9) 100%);
            z-index: 1;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, var(--bg-primary), transparent);
            z-index: 2;
        }

        .hero-container {
            position: relative;
            z-index: 3;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-full);
            padding: 6px 16px;
            font-size: var(--font-size-sm);
            font-weight: 600;
            color: var(--accent-gold);
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }

        .hero-badge .dot {
            width: 8px;
            height: 8px;
            background: #4CAF50;
            border-radius: 50%;
            animation: pulse-dot 1.5s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.4); }
        }

        .hero-countdown-bar {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            background: rgba(0, 0, 0, 0.4);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            padding: 12px 20px;
            margin-bottom: 28px;
            backdrop-filter: blur(8px);
        }

        .hero-countdown-label {
            font-size: var(--font-size-sm);
            font-weight: 600;
            color: var(--text-muted);
            margin-right: 8px;
        }

        .countdown-timer {
            display: flex;
            gap: 12px;
            align-items: center;
        }

        .countdown-item {
            display: flex;
            align-items: baseline;
            gap: 4px;
            font-size: var(--font-size-md);
            font-weight: 800;
            color: var(--accent-gold);
            background: rgba(0, 0, 0, 0.3);
            border-radius: var(--radius-sm);
            padding: 6px 12px;
        }

        .countdown-item span {
            font-size: var(--font-size-xs);
            font-weight: 500;
            color: var(--text-muted);
        }

        .hero-title {
            font-size: var(--font-size-3xl);
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -0.02em;
            color: #fff;
            margin-bottom: 20px;
            max-width: 780px;
        }

        .hero-title .highlight {
            color: var(--accent-gold);
            position: relative;
        }

        .hero-title .highlight::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 0;
            right: 0;
            height: 8px;
            background: rgba(255, 215, 0, 0.25);
            border-radius: 4px;
            z-index: -1;
        }

        .hero-subtitle {
            font-size: var(--font-size-md);
            color: var(--text-muted);
            max-width: 680px;
            margin-bottom: 32px;
            line-height: 1.7;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 40px;
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            padding-top: 24px;
            border-top: 1px solid var(--border-light);
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .hero-stat .stat-number {
            font-size: var(--font-size-xl);
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: -0.01em;
        }

        .hero-stat .stat-label {
            font-size: var(--font-size-sm);
            color: var(--text-faint);
            font-weight: 500;
        }

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

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

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

        .section-header {
            max-width: 720px;
            margin-bottom: var(--spacing-lg);
        }

        .section-header.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: var(--font-size-xs);
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-full);
            padding: 4px 14px;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: var(--font-size-2xl);
            font-weight: 800;
            letter-spacing: -0.01em;
            color: #fff;
            margin-bottom: 14px;
            line-height: 1.25;
        }

        .section-desc {
            font-size: var(--font-size-md);
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 680px;
        }

        .section-header.center .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== Collection Directory (合集目录) ===== */
        .collection-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .collection-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            transition: all var(--transition-base);
            text-decoration: none;
            min-height: 280px;
            display: flex;
            align-items: flex-end;
        }

        .collection-card:hover {
            border-color: var(--border-gold-hover);
            box-shadow: var(--shadow-gold-lg);
            transform: translateY(-4px);
        }

        .collection-card .card-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            transition: transform var(--transition-slow);
        }

        .collection-card:hover .card-bg {
            transform: scale(1.06);
        }

        .collection-card .card-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top,
                    rgba(7, 32, 22, 0.95) 0%,
                    rgba(7, 32, 22, 0.6) 50%,
                    rgba(7, 32, 22, 0.2) 100%);
        }

        .collection-card .card-content {
            position: relative;
            z-index: 2;
            padding: 24px;
            width: 100%;
        }

        .collection-card .card-tag {
            position: absolute;
            top: 20px;
            left: 20px;
            background: var(--accent-red);
            color: #fff;
            font-size: var(--font-size-xs);
            font-weight: 700;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            letter-spacing: 0.03em;
            z-index: 3;
        }

        .collection-card h3 {
            font-size: var(--font-size-lg);
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .collection-card p {
            font-size: var(--font-size-sm);
            color: var(--text-muted);
            margin-bottom: 12px;
            line-height: 1.6;
        }

        .collection-card .card-link {
            font-size: var(--font-size-sm);
            font-weight: 700;
            color: var(--accent-gold);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .collection-card .card-link i {
            transition: transform var(--transition-base);
        }

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

        /* ===== Related Recommendations (相关推荐) ===== */
        .recommend-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

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

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

        .recommend-card .card-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }

        .recommend-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .recommend-card:hover .card-img img {
            transform: scale(1.05);
        }

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

        .recommend-card .card-badge {
            display: inline-block;
            font-size: var(--font-size-xs);
            font-weight: 700;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }

        .badge-hot {
            background: rgba(211, 47, 47, 0.15);
            color: #FF6B6B;
            border: 1px solid rgba(211, 47, 47, 0.3);
        }

        .badge-new {
            background: rgba(255, 215, 0, 0.12);
            color: var(--accent-gold);
            border: 1px solid var(--border-gold);
        }

        .badge-popular {
            background: rgba(76, 175, 80, 0.15);
            color: #81C784;
            border: 1px solid rgba(76, 175, 80, 0.3);
        }

        .recommend-card h4 {
            font-size: var(--font-size-md);
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }

        .recommend-card p {
            font-size: var(--font-size-sm);
            color: var(--text-muted);
            margin-bottom: 14px;
            line-height: 1.6;
        }

        .recommend-card .card-foot {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }

        .card-rating {
            display: flex;
            align-items: center;
            gap: 4px;
            font-size: var(--font-size-sm);
            font-weight: 600;
            color: var(--accent-gold);
        }

        .card-rating i {
            font-size: 0.75rem;
        }

        .card-download {
            font-size: var(--font-size-sm);
            font-weight: 700;
            color: var(--accent-gold);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition-base);
        }

        .card-download:hover {
            color: var(--accent-gold-dark);
            gap: 8px;
        }

        /* ===== Timeline (时间线) ===== */
        .timeline {
            position: relative;
            max-width: 720px;
            margin: 0 auto;
        }

        .timeline::before {
            content: '';
            position: absolute;
            top: 0;
            bottom: 0;
            left: 28px;
            width: 2px;
            background: linear-gradient(to bottom, var(--accent-gold), rgba(255, 215, 0, 0.1));
        }

        .timeline-item {
            position: relative;
            padding-left: 80px;
            margin-bottom: 40px;
        }

        .timeline-item:last-child {
            margin-bottom: 0;
        }

        .timeline-item .timeline-dot {
            position: absolute;
            left: 16px;
            top: 4px;
            width: 24px;
            height: 24px;
            background: var(--bg-primary);
            border: 3px solid var(--accent-gold);
            border-radius: 50%;
            z-index: 2;
            transition: all var(--transition-base);
        }

        .timeline-item:hover .timeline-dot {
            background: var(--accent-gold);
            box-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
        }

        .timeline-item .timeline-step {
            font-size: var(--font-size-xs);
            font-weight: 700;
            color: var(--accent-gold);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 4px;
        }

        .timeline-item h4 {
            font-size: var(--font-size-md);
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }

        .timeline-item p {
            font-size: var(--font-size-sm);
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ===== Review Bubbles (口碑气泡) ===== */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .review-bubble {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 28px;
            position: relative;
            transition: all var(--transition-base);
        }

        .review-bubble:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-gold);
            transform: translateY(-3px);
        }

        .review-bubble .quote-mark {
            position: absolute;
            top: 12px;
            right: 20px;
            font-size: 3rem;
            color: rgba(255, 215, 0, 0.15);
            font-family: Georgia, serif;
            line-height: 1;
        }

        .review-bubble .review-stars {
            display: flex;
            gap: 3px;
            color: var(--accent-gold);
            font-size: 0.85rem;
            margin-bottom: 12px;
        }

        .review-bubble .review-text {
            font-size: var(--font-size-sm);
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 18px;
        }

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

        .review-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), #F0A500);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--bg-dark);
            font-weight: 800;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .review-author-info h5 {
            font-size: var(--font-size-sm);
            font-weight: 700;
            color: #fff;
            margin-bottom: 2px;
        }

        .review-author-info span {
            font-size: var(--font-size-xs);
            color: var(--text-faint);
        }

        /* ===== News / CMS Section (资讯) ===== */
        .news-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 32px;
            align-items: start;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .news-item {
            display: flex;
            gap: 16px;
            padding: 20px 24px;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
            text-decoration: none;
            position: relative;
        }

        .news-item:hover {
            border-color: var(--border-gold);
            background: var(--bg-card-hover);
            transform: translateX(4px);
            box-shadow: var(--shadow-gold);
        }

        .news-item .news-arrow {
            position: absolute;
            right: 20px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--border-gold);
            font-size: 1rem;
            transition: all var(--transition-base);
            opacity: 0;
        }

        .news-item:hover .news-arrow {
            opacity: 1;
            right: 16px;
            color: var(--accent-gold);
        }

        .news-item-content {
            flex: 1;
        }

        .news-item h3 {
            font-size: var(--font-size-base);
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .news-item:hover h3 {
            color: var(--accent-gold);
        }

        .news-item .news-excerpt {
            font-size: var(--font-size-sm);
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 8px;
        }

        .news-item .news-meta {
            display: flex;
            gap: 16px;
            font-size: var(--font-size-xs);
            color: var(--text-faint);
        }

        .news-item .news-meta i {
            margin-right: 4px;
        }

        .cms-empty {
            padding: 30px;
            background: var(--bg-card);
            border: 1px dashed var(--border-light);
            border-radius: var(--radius-md);
            color: var(--text-faint);
            text-align: center;
            font-style: italic;
        }

        .news-sidebar {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

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

        .news-sidebar-card h4 {
            font-size: var(--font-size-md);
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border-light);
        }

        .news-sidebar-card .sidebar-link {
            display: block;
            padding: 10px 0;
            font-size: var(--font-size-sm);
            color: var(--text-muted);
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition-base);
            font-weight: 500;
            line-height: 1.5;
        }

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

        .news-sidebar-card .sidebar-link:hover {
            color: var(--accent-gold);
            padding-left: 8px;
        }

        /* ===== Favorite & Share CTA (收藏分享) ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-dark) 100%);
            border-top: 3px solid var(--accent-gold);
            border-bottom: 3px solid var(--accent-gold);
            padding: var(--spacing-xl) 0;
        }

        .cta-card {
            background: rgba(0, 0, 0, 0.3);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: 48px;
            text-align: center;
            max-width: 760px;
            margin: 0 auto;
        }

        .cta-card .cta-icon {
            width: 72px;
            height: 72px;
            background: linear-gradient(135deg, var(--accent-gold), #F0A500);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            color: var(--bg-dark);
            margin: 0 auto 20px;
            box-shadow: 0 8px 30px rgba(255, 215, 0, 0.3);
        }

        .cta-card h3 {
            font-size: var(--font-size-xl);
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }

        .cta-card p {
            font-size: var(--font-size-md);
            color: var(--text-muted);
            margin-bottom: 28px;
            line-height: 1.7;
        }

        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 14px;
        }

        /* ===== Floating Action Button (FAB) ===== */
        .fab-support {
            position: fixed;
            left: 1.25rem;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            background: linear-gradient(135deg, #2A1F08, #0D0D0D);
            border: 2px solid var(--accent-gold);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.5rem;
            text-decoration: none;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            opacity: 0.7;
            cursor: pointer;
            transition: all var(--transition-base);
            animation: fab-breathe 3s ease-in-out infinite;
        }

        .fab-support:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 6px 30px rgba(255, 215, 0, 0.5);
            border-color: #FFE44D;
        }

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

        .fab-support .fab-dot {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 14px;
            height: 14px;
            background: var(--accent-red);
            border: 2px solid var(--bg-primary);
            border-radius: 50%;
            animation: fab-notify 2s ease-in-out infinite;
        }

        @keyframes fab-breathe {
            0%, 100% { box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3); }
            50% { box-shadow: 0 6px 32px rgba(255, 215, 0, 0.55); }
        }

        @keyframes fab-notify {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.4; transform: scale(1.3); }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            border-top: 2px solid var(--border-gold);
            padding: 56px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-brand .logo {
            margin-bottom: 14px;
        }

        .footer-brand p {
            font-size: var(--font-size-sm);
            color: var(--text-faint);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-column h5 {
            font-size: var(--font-size-sm);
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

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

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

        .footer-column ul a {
            font-size: var(--font-size-sm);
            color: var(--text-faint);
            transition: all var(--transition-base);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: var(--font-size-xs);
            color: var(--text-faint);
        }

        .footer-bottom a {
            color: var(--accent-gold);
            font-weight: 600;
        }

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

        .footer-badges {
            display: flex;
            gap: 10px;
            align-items: center;
            flex-wrap: wrap;
        }

        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 12px;
            font-size: var(--font-size-xs);
            font-weight: 600;
            border-radius: var(--radius-full);
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            white-space: nowrap;
        }

        .footer-badge.full-age {
            background: rgba(211, 47, 47, 0.15);
            border-color: rgba(211, 47, 47, 0.4);
            color: #FF6B6B;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            :root {
                --font-size-3xl: 2.75rem;
                --font-size-2xl: 2.25rem;
                --font-size-xl: 1.75rem;
                --font-size-lg: 1.375rem;
            }

            .collection-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }

            .recommend-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 16px;
            }

            .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .news-grid {
                grid-template-columns: 1fr 280px;
                gap: 24px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --font-size-3xl: 2.25rem;
                --font-size-2xl: 2rem;
                --font-size-xl: 1.5rem;
                --font-size-lg: 1.25rem;
                --font-size-md: 1.05rem;
                --spacing-xl: 48px;
                --spacing-2xl: 64px;
                --header-height: 64px;
            }

            .nav-desktop {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .hero {
                min-height: auto;
                padding-top: calc(var(--header-height) + 30px);
                padding-bottom: 60px;
            }

            .hero-title {
                font-size: var(--font-size-2xl);
            }

            .hero-subtitle {
                font-size: var(--font-size-base);
            }

            .hero-stats {
                gap: 24px;
            }

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

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

            .recommend-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }

            .reviews-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .news-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .news-sidebar {
                order: -1;
            }

            .timeline::before {
                left: 18px;
            }

            .timeline-item {
                padding-left: 56px;
            }

            .timeline-item .timeline-dot {
                left: 8px;
                width: 20px;
                height: 20px;
            }

            .cta-card {
                padding: 32px 24px;
            }

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

            .footer-brand p {
                max-width: 100%;
            }

            .fab-support {
                width: 48px;
                height: 48px;
                font-size: 1.25rem;
                left: 1rem;
                bottom: 80px;
            }

            .mobile-menu .btn {
                padding: 12px 18px;
                font-size: var(--font-size-sm);
            }
        }

        @media (max-width: 520px) {
            :root {
                --font-size-3xl: 1.9rem;
                --font-size-2xl: 1.75rem;
                --font-size-xl: 1.4rem;
                --font-size-lg: 1.2rem;
                --font-size-md: 1rem;
                --font-size-base: 0.95rem;
                --font-size-sm: 0.85rem;
                --spacing-lg: 24px;
                --spacing-xl: 40px;
            }

            .container {
                padding-left: 14px;
                padding-right: 14px;
            }

            .logo-text {
                font-size: 0.9rem;
            }

            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 1rem;
            }

            .hero {
                padding-top: calc(var(--header-height) + 20px);
                padding-bottom: 48px;
            }

            .hero-title {
                font-size: 1.7rem;
                line-height: 1.3;
            }

            .hero-actions {
                gap: 10px;
            }

            .hero-actions .btn {
                flex: 1;
                min-width: 140px;
                padding: 12px 18px;
                font-size: var(--font-size-sm);
            }

            .hero-stats {
                gap: 20px;
            }

            .hero-stat .stat-number {
                font-size: 1.3rem;
            }

            .recommend-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .recommend-card .card-img {
                height: 160px;
            }

            .btn {
                padding: 12px 20px;
                font-size: var(--font-size-sm);
            }

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

            .cta-card {
                padding: 24px 16px;
            }
        }

/* roulang page: article */
:root {
            --bg-primary: #0A2E1C;
            --bg-secondary: #123E25;
            --bg-tertiary: #164328;
            --bg-card: #0D3522;
            --bg-card-hover: #1A4F30;
            --bg-dark: #072016;
            --accent-gold: #FFD700;
            --accent-gold-dark: #F0C000;
            --accent-red: #D32F2F;
            --accent-red-hover: #E53935;
            --text-primary: #FFFFFF;
            --text-muted: #D1F2EB;
            --text-faint: #9BC4B0;
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-gold-hover: rgba(255, 215, 0, 0.65);
            --border-light: rgba(209, 242, 235, 0.12);
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 32px;
            --radius-full: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.25);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.35);
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.12);
            --shadow-gold-lg: 0 8px 40px rgba(255, 215, 0, 0.2);
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 32px;
            --spacing-xl: 64px;
            --spacing-2xl: 96px;
            --font-sans: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
            --font-size-xs: 0.75rem;
            --font-size-sm: 0.875rem;
            --font-size-base: 1rem;
            --font-size-md: 1.125rem;
            --font-size-lg: 1.5rem;
            --font-size-xl: 2rem;
            --font-size-2xl: 2.5rem;
            --font-size-3xl: 3rem;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s ease;
            --container-max: 1200px;
            --header-height: 72px;
        }
        @media (max-width: 1024px) {
            :root {
                --font-size-3xl: 2.75rem;
                --font-size-2xl: 2.25rem;
                --font-size-xl: 1.75rem;
                --font-size-lg: 1.375rem;
            }
        }
        @media (max-width: 768px) {
            :root {
                --font-size-3xl: 2.25rem;
                --font-size-2xl: 2rem;
                --font-size-xl: 1.5rem;
                --font-size-lg: 1.25rem;
                --font-size-md: 1.05rem;
                --spacing-xl: 48px;
                --spacing-2xl: 64px;
                --header-height: 64px;
            }
        }
        @media (max-width: 520px) {
            :root {
                --font-size-3xl: 1.9rem;
                --font-size-2xl: 1.75rem;
                --font-size-xl: 1.4rem;
                --font-size-lg: 1.2rem;
                --font-size-md: 1rem;
                --font-size-base: 0.95rem;
                --font-size-sm: 0.85rem;
                --spacing-lg: 24px;
                --spacing-xl: 40px;
            }
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: var(--font-size-base);
            line-height: 1.65;
            color: var(--text-primary);
            background-color: var(--bg-primary);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        a {
            color: var(--accent-gold);
            text-decoration: none;
            transition: color var(--transition-base);
        }
        a:hover,
        a:focus {
            color: var(--accent-gold-dark);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 3px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: 1.5;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
            width: 100%;
        }
        .container-narrow {
            max-width: 860px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
            width: 100%;
        }
        /* ===== Header / Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: var(--header-height);
            background: rgba(7, 32, 22, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-gold);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
            transition: all var(--transition-base);
        }
        .site-header.scrolled {
            background: rgba(7, 32, 22, 0.98);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.45);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            gap: var(--spacing-md);
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 42px;
            height: 42px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--accent-gold), #B8860B);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--bg-dark);
            font-size: 1.2rem;
            box-shadow: var(--shadow-gold);
            flex-shrink: 0;
        }
        .logo-text {
            display: flex;
            flex-direction: column;
            color: var(--text-primary);
            font-weight: 700;
            font-size: 1.05rem;
            line-height: 1.2;
            letter-spacing: 0.01em;
        }
        .logo-text span {
            font-size: 0.7rem;
            font-weight: 500;
            color: var(--accent-gold);
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-desktop li {
            list-style: none;
            margin: 0;
        }
        .nav-desktop a {
            display: block;
            padding: 10px 16px;
            color: var(--text-muted);
            font-size: var(--font-size-sm);
            font-weight: 600;
            border-radius: var(--radius-full);
            transition: all var(--transition-base);
            white-space: nowrap;
            border: 1px solid transparent;
        }
        .nav-desktop a:hover {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
            border-color: var(--border-gold);
        }
        .nav-desktop a.active {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.12);
            border-color: var(--border-gold);
            box-shadow: var(--shadow-gold);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn-nav-login,
        .btn-nav-signup {
            font-family: var(--font-sans);
            font-size: var(--font-size-sm);
            font-weight: 700;
            padding: 10px 20px;
            border-radius: var(--radius-full);
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .btn-nav-login {
            background: transparent;
            color: var(--text-muted);
            border: 1px solid var(--border-light);
        }
        .btn-nav-login:hover {
            color: var(--accent-gold);
            border-color: var(--border-gold);
            background: rgba(255, 215, 0, 0.06);
        }
        .btn-nav-signup {
            background: linear-gradient(135deg, var(--accent-gold), #DAA520);
            color: var(--bg-dark);
            box-shadow: var(--shadow-gold);
        }
        .btn-nav-signup:hover {
            background: linear-gradient(135deg, #FFE44D, var(--accent-gold-dark));
            transform: translateY(-1px);
            box-shadow: var(--shadow-gold-lg);
        }
        .btn-nav-signup:active,
        .btn-nav-login:active {
            transform: translateY(0) scale(0.97);
        }
        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            color: var(--text-muted);
            font-size: 1.2rem;
            width: 44px;
            height: 44px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-base);
        }
        .nav-toggle:hover {
            color: var(--accent-gold);
            border-color: var(--border-gold);
        }
        /* ===== Breadcrumb ===== */
        .breadcrumb-section {
            padding-top: calc(var(--header-height) + 28px);
            padding-bottom: 8px;
            background: var(--bg-dark);
            border-bottom: 1px solid var(--border-light);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: var(--font-size-sm);
            color: var(--text-faint);
            list-style: none;
            margin: 0;
            padding: 14px 0;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "/";
            color: var(--border-gold);
            font-weight: 600;
            margin-left: 2px;
        }
        .breadcrumb a {
            color: var(--text-muted);
            font-weight: 500;
        }
        .breadcrumb a:hover {
            color: var(--accent-gold);
        }
        .breadcrumb .current {
            color: var(--accent-gold);
            font-weight: 600;
            display: inline-block;
            max-width: 260px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        /* ===== Article Hero Banner ===== */
        .article-hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.jpg');
            background-size: cover;
            background-position: center center;
            min-height: 380px;
            display: flex;
            align-items: flex-end;
            border-bottom: 1px solid var(--border-gold);
            overflow: hidden;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(7, 32, 22, 0.3) 0%, rgba(7, 32, 22, 0.7) 55%, rgba(7, 32, 22, 0.95) 100%);
            z-index: 1;
        }
        .article-hero .container-narrow {
            position: relative;
            z-index: 2;
            padding-bottom: 36px;
        }
        .article-hero-sticker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(7, 32, 22, 0.75);
            backdrop-filter: blur(10px);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-full);
            padding: 8px 18px;
            font-size: var(--font-size-xs);
            font-weight: 600;
            color: var(--accent-gold);
            letter-spacing: 0.05em;
            text-transform: uppercase;
            margin-bottom: 16px;
        }
        .article-hero-sticker i {
            font-size: 0.75rem;
        }
        .article-hero-title {
            font-size: var(--font-size-2xl);
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.3;
            margin: 0 0 12px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
        }
        /* ===== Article Meta ===== */
        .article-meta-bar {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px 20px;
            padding: 18px 0;
            border-bottom: 1px solid var(--border-light);
        }
        .article-category-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-full);
            padding: 6px 16px;
            font-size: var(--font-size-xs);
            font-weight: 700;
            color: var(--accent-gold);
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }
        .article-date {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: var(--font-size-sm);
            color: var(--text-faint);
        }
        .article-date i {
            color: var(--accent-gold);
            font-size: 0.85rem;
        }
        .article-read-time {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: var(--font-size-sm);
            color: var(--text-faint);
        }
        .article-read-time i {
            color: var(--accent-gold);
            font-size: 0.85rem;
        }
        /* ===== Pull Quote ===== */
        .pull-quote-wrapper {
            padding: 32px 0;
        }
        .pull-quote {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            background: linear-gradient(135deg, rgba(255, 215, 0, 0.08), rgba(255, 215, 0, 0.02));
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 28px 30px;
            position: relative;
            overflow: hidden;
        }
        .pull-quote::before {
            content: '\201C';
            position: absolute;
            top: -16px;
            left: 18px;
            font-size: 7rem;
            color: rgba(255, 215, 0, 0.15);
            font-family: Georgia, serif;
            line-height: 1;
            z-index: 0;
        }
        .pull-quote-icon {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 215, 0, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1rem;
            position: relative;
            z-index: 1;
            margin-top: 2px;
        }
        .pull-quote-content {
            position: relative;
            z-index: 1;
            flex: 1;
        }
        .pull-quote-label {
            font-size: var(--font-size-xs);
            font-weight: 700;
            color: var(--accent-gold);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .pull-quote-text {
            font-size: var(--font-size-md);
            font-weight: 500;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
            font-style: italic;
        }
        /* ===== Article Body ===== */
        .article-body-section {
            padding: 32px 0 48px;
        }
        .article-body {
            font-size: var(--font-size-md);
            line-height: 1.75;
            color: var(--text-muted);
        }
        .article-body h2 {
            font-size: var(--font-size-xl);
            font-weight: 700;
            color: var(--text-primary);
            margin: 44px 0 16px;
            line-height: 1.35;
            letter-spacing: -0.01em;
        }
        .article-body h3 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--text-primary);
            margin: 32px 0 12px;
            line-height: 1.4;
        }
        .article-body p {
            margin: 0 0 20px;
            color: var(--text-muted);
        }
        .article-body ul,
        .article-body ol {
            margin: 0 0 20px 24px;
            padding: 0;
        }
        .article-body li {
            margin-bottom: 10px;
            color: var(--text-muted);
            list-style: disc;
        }
        .article-body ol li {
            list-style: decimal;
        }
        .article-body blockquote {
            margin: 32px 0;
            padding: 20px 28px;
            background: rgba(255, 215, 0, 0.06);
            border-left: 4px solid var(--accent-gold);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-style: italic;
            color: var(--text-primary);
            font-size: var(--font-size-md);
        }
        .article-body img {
            border-radius: var(--radius-lg);
            margin: 28px 0;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-light);
        }
        .article-body a {
            color: var(--accent-gold);
            font-weight: 600;
            border-bottom: 1px dashed var(--border-gold);
        }
        .article-body a:hover {
            color: var(--accent-gold-dark);
            border-bottom-color: var(--accent-gold-dark);
        }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            background: rgba(7, 32, 22, 0.5);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-light);
        }
        .article-body th,
        .article-body td {
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid var(--border-light);
            font-size: var(--font-size-sm);
            color: var(--text-muted);
        }
        .article-body th {
            background: rgba(255, 215, 0, 0.08);
            color: var(--accent-gold);
            font-weight: 700;
        }
        .article-body tr:last-child td {
            border-bottom: none;
        }
        .article-not-found {
            text-align: center;
            padding: 60px 20px;
        }
        .article-not-found i {
            font-size: 3rem;
            color: var(--accent-gold);
            margin-bottom: 20px;
            display: block;
        }
        .article-not-found h3 {
            font-size: var(--font-size-xl);
            font-weight: 700;
            margin-bottom: 12px;
        }
        .article-not-found p {
            color: var(--text-faint);
            margin-bottom: 24px;
        }
        /* ===== CTA Section ===== */
        .article-cta-section {
            padding: 64px 0;
            background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
            border-top: 1px solid var(--border-light);
        }
        .article-cta-card {
            background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-dark));
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: 48px 44px;
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }
        .article-cta-card::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .article-cta-info {
            flex: 1;
            min-width: 280px;
            position: relative;
            z-index: 1;
        }
        .article-cta-info h2 {
            font-size: var(--font-size-xl);
            font-weight: 800;
            color: var(--text-primary);
            margin: 0 0 12px;
            line-height: 1.35;
        }
        .article-cta-info p {
            color: var(--text-muted);
            margin: 0 0 24px;
            font-size: var(--font-size-md);
        }
        .article-cta-buttons {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .btn-gold {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(135deg, var(--accent-gold), #DAA520);
            color: var(--bg-dark);
            font-family: var(--font-sans);
            font-size: var(--font-size-base);
            font-weight: 700;
            padding: 14px 28px;
            border-radius: var(--radius-full);
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
            box-shadow: var(--shadow-gold);
            text-decoration: none;
        }
        .btn-gold:hover {
            background: linear-gradient(135deg, #FFE44D, var(--accent-gold-dark));
            transform: translateY(-2px);
            box-shadow: var(--shadow-gold-lg);
            color: var(--bg-dark);
        }
        .btn-gold:active {
            transform: translateY(0) scale(0.97);
        }
        .btn-outline-gold {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: transparent;
            color: var(--accent-gold);
            font-family: var(--font-sans);
            font-size: var(--font-size-base);
            font-weight: 600;
            padding: 14px 28px;
            border-radius: var(--radius-full);
            border: 1.5px solid var(--border-gold);
            cursor: pointer;
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
            text-decoration: none;
        }
        .btn-outline-gold:hover {
            background: rgba(255, 215, 0, 0.08);
            border-color: var(--accent-gold);
            color: var(--accent-gold);
        }
        /* ===== FAQ Section ===== */
        .faq-section {
            padding: 64px 0;
            background: var(--bg-dark);
            border-top: 1px solid var(--border-light);
        }
        .faq-header {
            margin-bottom: 36px;
        }
        .faq-header h2 {
            font-size: var(--font-size-2xl);
            font-weight: 800;
            color: var(--text-primary);
            margin: 0 0 8px;
            line-height: 1.3;
        }
        .faq-header p {
            color: var(--text-faint);
            font-size: var(--font-size-md);
            margin: 0;
        }
        .faq-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item:hover {
            border-color: var(--border-gold);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            cursor: pointer;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            color: var(--text-primary);
            font-family: var(--font-sans);
            font-size: var(--font-size-base);
            font-weight: 700;
            line-height: 1.5;
            transition: all var(--transition-base);
        }
        .faq-question i {
            color: var(--accent-gold);
            font-size: 1rem;
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow) ease;
        }
        .faq-answer-inner {
            padding: 0 24px 20px;
            color: var(--text-muted);
            font-size: var(--font-size-sm);
            line-height: 1.7;
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-gold);
            padding: 56px 0 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo-text {
            font-size: 1.1rem;
        }
        .footer-brand p {
            color: var(--text-faint);
            font-size: var(--font-size-sm);
            line-height: 1.7;
            margin-top: 16px;
            max-width: 320px;
        }
        .footer-column h5 {
            font-size: var(--font-size-sm);
            font-weight: 700;
            color: var(--accent-gold);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin: 0 0 16px;
        }
        .footer-column ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-column li {
            list-style: none;
            margin-bottom: 10px;
        }
        .footer-column a {
            color: var(--text-faint);
            font-size: var(--font-size-sm);
            transition: all var(--transition-base);
        }
        .footer-column a:hover {
            color: var(--accent-gold);
            padding-left: 4px;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 24px;
            border-top: 1px solid var(--border-light);
            font-size: var(--font-size-xs);
            color: var(--text-faint);
        }
        .footer-badges {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 215, 0, 0.08);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-full);
            padding: 6px 14px;
            font-size: var(--font-size-xs);
            font-weight: 600;
            color: var(--text-muted);
        }
        .footer-badge.full-age {
            background: rgba(211, 47, 47, 0.2);
            border-color: rgba(211, 47, 47, 0.5);
            color: #FF8A80;
        }
        .footer-badge i {
            color: var(--accent-gold);
            font-size: 0.75rem;
        }
        .footer-badge.full-age i {
            color: #FF8A80;
        }
        /* ===== FAB ===== */
        .fab-support {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(145deg, var(--bg-dark), #1a3d29);
            border: 2.5px solid var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.4rem;
            cursor: pointer;
            animation: fabBreath 3s ease-in-out infinite;
            transition: all var(--transition-base);
            text-decoration: none;
            opacity: 0.7;
        }
        .fab-support:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 6px 30px rgba(255, 215, 0, 0.5);
            color: var(--accent-gold-dark);
        }
        .fab-support:active {
            transform: scale(0.95) translateY(2px);
            box-shadow: 0 2px 10px rgba(255, 215, 0, 0.25);
        }
        .fab-support .fab-notification {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 14px;
            height: 14px;
            background: var(--accent-red);
            border: 2px solid var(--bg-dark);
            border-radius: 50%;
            animation: fabBlink 1.8s ease-in-out infinite;
        }
        @keyframes fabBreath {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-5px); }
        }
        @keyframes fabBlink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }
        /* ===== Mobile Nav ===== */
        .nav-mobile-menu {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            background: rgba(7, 32, 22, 0.98);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-gold);
            z-index: 99;
            padding: 16px 20px 24px;
            flex-direction: column;
            gap: 6px;
        }
        .nav-mobile-menu.open {
            display: flex;
        }
        .nav-mobile-menu a {
            display: block;
            padding: 14px 18px;
            color: var(--text-muted);
            font-size: var(--font-size-base);
            font-weight: 600;
            border-radius: var(--radius-md);
            border: 1px solid transparent;
            transition: all var(--transition-base);
        }
        .nav-mobile-menu a:hover,
        .nav-mobile-menu a.active {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
            border-color: var(--border-gold);
        }
        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-actions {
                gap: 6px;
            }
            .btn-nav-login,
            .btn-nav-signup {
                padding: 8px 14px;
                font-size: var(--font-size-xs);
            }
            .article-hero {
                min-height: 280px;
            }
            .article-hero-title {
                font-size: var(--font-size-xl);
            }
            .article-cta-card {
                padding: 32px 24px;
                gap: 24px;
            }
            .pull-quote {
                padding: 20px;
                flex-direction: column;
                gap: 14px;
            }
            .article-body {
                font-size: var(--font-size-base);
            }
            .article-body h2 {
                font-size: var(--font-size-lg);
            }
            .article-body h3 {
                font-size: var(--font-size-md);
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .fab-support {
                left: 12px;
                bottom: 80px;
                width: 50px;
                height: 50px;
                font-size: 1.2rem;
            }
        }
        @media (max-width: 520px) {
            .logo-text {
                font-size: 0.9rem;
            }
            .logo-text span {
                font-size: 0.6rem;
            }
            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 1rem;
            }
            .btn-nav-login {
                display: inline-flex;
                padding: 8px 10px;
                font-size: var(--font-size-xs);
            }
            .btn-nav-signup {
                display: inline-flex;
                padding: 8px 12px;
                font-size: var(--font-size-xs);
            }
            .article-hero {
                min-height: 220px;
            }
            .article-hero-title {
                font-size: 1.35rem;
            }
            .article-cta-card {
                padding: 24px 20px;
                gap: 18px;
                border-radius: var(--radius-lg);
            }
            .article-cta-info h2 {
                font-size: var(--font-size-lg);
            }
            .pull-quote-text {
                font-size: var(--font-size-base);
            }
            .faq-question {
                padding: 16px 18px;
                font-size: var(--font-size-sm);
            }
            .faq-answer-inner {
                padding: 0 18px 16px;
                font-size: var(--font-size-xs);
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0A2E1C;
            --bg-secondary: #123E25;
            --bg-tertiary: #164328;
            --bg-card: #0D3522;
            --bg-card-hover: #1A4F30;
            --bg-dark: #072016;
            --accent-gold: #FFD700;
            --accent-gold-dark: #F0C000;
            --accent-red: #D32F2F;
            --accent-red-hover: #E53935;
            --text-primary: #FFFFFF;
            --text-muted: #D1F2EB;
            --text-faint: #9BC4B0;
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-gold-hover: rgba(255, 215, 0, 0.65);
            --border-light: rgba(209, 242, 235, 0.12);
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 32px;
            --radius-full: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.25);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.35);
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.12);
            --shadow-gold-lg: 0 8px 40px rgba(255, 215, 0, 0.2);
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 32px;
            --spacing-xl: 64px;
            --spacing-2xl: 96px;
            --font-sans: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
            --font-size-xs: 0.75rem;
            --font-size-sm: 0.875rem;
            --font-size-base: 1rem;
            --font-size-md: 1.125rem;
            --font-size-lg: 1.5rem;
            --font-size-xl: 2rem;
            --font-size-2xl: 2.5rem;
            --font-size-3xl: 3rem;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s ease;
            --container-max: 1200px;
            --header-height: 72px;
        }
        @media (max-width: 1024px) {
            :root {
                --font-size-3xl: 2.75rem;
                --font-size-2xl: 2.25rem;
                --font-size-xl: 1.75rem;
                --font-size-lg: 1.375rem;
            }
        }
        @media (max-width: 768px) {
            :root {
                --font-size-3xl: 2.25rem;
                --font-size-2xl: 2rem;
                --font-size-xl: 1.5rem;
                --font-size-lg: 1.25rem;
                --font-size-md: 1.05rem;
                --spacing-xl: 48px;
                --spacing-2xl: 64px;
                --header-height: 64px;
            }
        }
        @media (max-width: 520px) {
            :root {
                --font-size-3xl: 1.9rem;
                --font-size-2xl: 1.75rem;
                --font-size-xl: 1.4rem;
                --font-size-lg: 1.2rem;
                --font-size-md: 1rem;
                --font-size-base: 0.95rem;
                --font-size-sm: 0.85rem;
                --spacing-lg: 24px;
                --spacing-xl: 40px;
            }
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: var(--font-size-base);
            line-height: 1.65;
            color: var(--text-primary);
            background-color: var(--bg-primary);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            padding-top: var(--header-height);
        }
        a {
            color: var(--accent-gold);
            text-decoration: none;
            transition: color var(--transition-base);
        }
        a:hover,
        a:focus {
            color: var(--accent-gold-dark);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 3px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: 1.5;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
            width: 100%;
        }
        /* ===== Header / Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: var(--header-height);
            background: rgba(7, 32, 22, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-gold);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
            transition: all var(--transition-base);
        }
        .site-header.scrolled {
            background: rgba(7, 32, 22, 0.98);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.45);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            gap: var(--spacing-md);
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            color: var(--text-primary);
        }
        .logo:hover,
        .logo:focus {
            color: var(--text-primary);
        }
        .logo-icon {
            width: 42px;
            height: 42px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--accent-gold) 0%, #B8860B 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: #0A2E1C;
            box-shadow: var(--shadow-gold);
            flex-shrink: 0;
        }
        .logo-text {
            display: flex;
            flex-direction: column;
            font-weight: 800;
            font-size: 0.95rem;
            line-height: 1.2;
            letter-spacing: -0.01em;
            color: var(--text-primary);
        }
        .logo-text span {
            font-weight: 400;
            font-size: 0.68rem;
            color: var(--text-faint);
            letter-spacing: 0.02em;
            margin-top: 2px;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-desktop li {
            margin: 0;
        }
        .nav-desktop a {
            display: block;
            padding: 8px 16px;
            border-radius: var(--radius-full);
            font-size: var(--font-size-sm);
            font-weight: 600;
            color: var(--text-muted);
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .nav-desktop a:hover {
            color: var(--text-primary);
            background: rgba(255, 215, 0, 0.08);
        }
        .nav-desktop a.active {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.12);
            box-shadow: inset 0 0 0 1px var(--border-gold);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn-nav-login {
            background: transparent;
            border: 1px solid var(--border-gold);
            color: var(--text-primary);
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-size: var(--font-size-sm);
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .btn-nav-login:hover {
            background: rgba(255, 215, 0, 0.1);
            border-color: var(--border-gold-hover);
            color: var(--accent-gold);
        }
        .btn-nav-signup {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-dark) 100%);
            border: none;
            color: #0A2E1C;
            padding: 8px 20px;
            border-radius: var(--radius-full);
            font-size: var(--font-size-sm);
            font-weight: 700;
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
            box-shadow: var(--shadow-gold);
        }
        .btn-nav-signup:hover {
            transform: translateY(-1px);
            box-shadow: var(--shadow-gold-lg);
            color: #0A2E1C;
        }
        .btn-nav-signup:active {
            transform: translateY(0);
            box-shadow: var(--shadow-gold);
        }
        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border-gold);
            color: var(--text-primary);
            width: 42px;
            height: 42px;
            border-radius: var(--radius-md);
            font-size: 1.2rem;
            cursor: pointer;
            transition: all var(--transition-base);
            align-items: center;
            justify-content: center;
        }
        .nav-toggle:hover {
            background: rgba(255, 215, 0, 0.1);
            border-color: var(--border-gold-hover);
        }
        /* Mobile menu */
        .mobile-menu {
            display: none;
            background: rgba(7, 32, 22, 0.98);
            border-bottom: 1px solid var(--border-gold);
            padding: 16px 20px;
            flex-direction: column;
            gap: 6px;
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu a {
            padding: 10px 16px;
            border-radius: var(--radius-md);
            font-size: var(--font-size-base);
            font-weight: 600;
            color: var(--text-muted);
            transition: all var(--transition-base);
        }
        .mobile-menu a:hover {
            background: rgba(255, 215, 0, 0.08);
            color: var(--text-primary);
        }
        .mobile-menu a.active {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.12);
            box-shadow: inset 0 0 0 1px var(--border-gold);
        }
        /* ===== Hero ===== */
        .page-hero {
            position: relative;
            padding: var(--spacing-2xl) 0 var(--spacing-xl);
            background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-primary) 70%, var(--bg-secondary) 100%);
            border-bottom: 1px solid var(--border-light);
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            top: -20%;
            left: -10%;
            width: 60%;
            height: 80%;
            background: radial-gradient(ellipse, rgba(255, 215, 0, 0.06) 0%, transparent 70%);
            pointer-events: none;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -20%;
            right: -10%;
            width: 50%;
            height: 70%;
            background: radial-gradient(ellipse, rgba(211, 47, 47, 0.05) 0%, transparent 70%);
            pointer-events: none;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: var(--spacing-xl);
            align-items: center;
            position: relative;
            z-index: 2;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            padding: 6px 16px;
            border-radius: var(--radius-full);
            font-size: var(--font-size-xs);
            font-weight: 600;
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }
        .page-hero h1 {
            font-size: var(--font-size-3xl);
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: var(--spacing-md);
        }
        .page-hero h1 .highlight {
            background: linear-gradient(135deg, var(--accent-gold) 0%, #FFE566 50%, var(--accent-gold-dark) 100%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: var(--accent-gold);
        }
        .hero-lead {
            font-size: var(--font-size-md);
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 560px;
            margin-bottom: var(--spacing-lg);
        }
        .hero-cta-group {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
            margin-bottom: var(--spacing-lg);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-dark) 100%);
            color: #0A2E1C;
            padding: 12px 28px;
            border-radius: var(--radius-full);
            font-size: var(--font-size-base);
            font-weight: 700;
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-gold);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-gold-lg);
            color: #0A2E1C;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-gold);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: transparent;
            color: var(--text-primary);
            padding: 12px 28px;
            border-radius: var(--radius-full);
            font-size: var(--font-size-base);
            font-weight: 600;
            border: 1px solid var(--border-gold);
            cursor: pointer;
            transition: all var(--transition-base);
        }
        .btn-secondary:hover {
            background: rgba(255, 215, 0, 0.1);
            border-color: var(--border-gold-hover);
            color: var(--accent-gold);
        }
        .hero-stats {
            display: flex;
            gap: 36px;
            flex-wrap: wrap;
        }
        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .hero-stat strong {
            font-size: var(--font-size-xl);
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1.2;
        }
        .hero-stat span {
            font-size: var(--font-size-xs);
            color: var(--text-faint);
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }
        .hero-visual {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--border-gold);
            box-shadow: var(--shadow-lg);
            aspect-ratio: 4 / 5;
            max-height: 460px;
            background: var(--bg-card);
        }
        .hero-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .hero-visual:hover img {
            transform: scale(1.04);
        }
        .hero-visual-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 24px 20px;
            background: linear-gradient(180deg, transparent 0%, rgba(7, 32, 22, 0.85) 60%, rgba(7, 32, 22, 0.95) 100%);
        }
        .hero-visual-overlay strong {
            display: block;
            font-size: var(--font-size-lg);
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .hero-visual-overlay span {
            font-size: var(--font-size-sm);
            color: var(--text-muted);
        }
        .hero-visual-tag {
            position: absolute;
            top: 16px;
            right: 16px;
            background: var(--accent-red);
            color: #fff;
            padding: 4px 14px;
            border-radius: var(--radius-full);
            font-size: var(--font-size-xs);
            font-weight: 700;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            box-shadow: 0 2px 12px rgba(211, 47, 47, 0.4);
        }
        /* ===== Section common ===== */
        .section {
            padding: var(--spacing-xl) 0;
        }
        .section-dark {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }
        .section-alt {
            background: var(--bg-secondary);
        }
        .section-label {
            display: inline-block;
            font-size: var(--font-size-xs);
            font-weight: 700;
            color: var(--accent-gold);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: var(--spacing-sm);
        }
        .section-title {
            font-size: var(--font-size-2xl);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: var(--spacing-md);
            max-width: 720px;
        }
        .section-desc {
            font-size: var(--font-size-md);
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 700px;
            margin-bottom: var(--spacing-lg);
        }
        .text-left {
            text-align: left;
        }
        /* ===== Pain section ===== */
        .pain-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-lg);
            align-items: stretch;
        }
        .pain-content {
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .pain-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .pain-list li {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            font-size: var(--font-size-base);
            color: var(--text-muted);
            line-height: 1.6;
        }
        .pain-list .icon-circle {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(211, 47, 47, 0.12);
            border: 1px solid rgba(211, 47, 47, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-red-hover);
            font-size: 0.9rem;
            flex-shrink: 0;
            margin-top: 2px;
        }
        .pain-visual {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-md);
            min-height: 320px;
        }
        .pain-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        /* ===== Solution cards ===== */
        .solution-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }
        .solution-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .solution-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-gold), var(--accent-gold-dark));
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        .solution-card:hover {
            border-color: var(--border-gold-hover);
            box-shadow: var(--shadow-gold-lg);
            transform: translateY(-4px);
        }
        .solution-card:hover::before {
            opacity: 1;
        }
        .solution-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--accent-gold);
            margin-bottom: var(--spacing-md);
        }
        .solution-card h3 {
            font-size: var(--font-size-lg);
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            line-height: 1.3;
        }
        .solution-card p {
            font-size: var(--font-size-base);
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }
        /* ===== Results / data badges ===== */
        .results-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-md);
        }
        .result-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: left;
            transition: all var(--transition-base);
            position: relative;
        }
        .result-item:hover {
            border-color: var(--border-gold-hover);
            box-shadow: var(--shadow-gold);
        }
        .result-item .result-value {
            font-size: var(--font-size-2xl);
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1.1;
            margin-bottom: 6px;
            display: block;
        }
        .result-item .result-label {
            font-size: var(--font-size-sm);
            color: var(--text-faint);
            line-height: 1.4;
        }
        .result-item .result-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: rgba(255, 215, 0, 0.15);
            color: var(--accent-gold);
            font-size: var(--font-size-xs);
            font-weight: 700;
            padding: 4px 10px;
            border-radius: var(--radius-full);
            letter-spacing: 0.05em;
            text-transform: uppercase;
        }
        /* ===== Testimonials ===== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }
        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .testimonial-card:hover {
            border-color: var(--border-gold-hover);
            box-shadow: var(--shadow-gold);
        }
        .testimonial-quote {
            font-size: var(--font-size-base);
            color: var(--text-muted);
            line-height: 1.7;
            font-style: italic;
            flex: 1;
        }
        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .testimonial-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(255, 215, 0, 0.3), rgba(255, 215, 0, 0.1));
            border: 1px solid var(--border-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: var(--accent-gold);
            font-weight: 700;
            flex-shrink: 0;
        }
        .testimonial-name {
            font-size: var(--font-size-base);
            font-weight: 700;
            color: var(--text-primary);
        }
        .testimonial-meta {
            font-size: var(--font-size-xs);
            color: var(--text-faint);
        }
        .testimonial-stars {
            color: var(--accent-gold);
            font-size: var(--font-size-sm);
            letter-spacing: 2px;
        }
        /* ===== FAQ ===== */
        .faq-accordion {
            max-width: 800px;
            margin: 0;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item:hover {
            border-color: var(--border-gold);
        }
        .faq-question {
            width: 100%;
            background: transparent;
            border: none;
            color: var(--text-primary);
            padding: 20px 24px;
            font-size: var(--font-size-md);
            font-weight: 600;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            text-align: left;
            transition: all var(--transition-base);
            line-height: 1.5;
        }
        .faq-question:hover {
            color: var(--accent-gold);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 215, 0, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            transition: transform var(--transition-base);
            color: var(--accent-gold);
        }
        .faq-item.active .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            display: none;
            padding: 0 24px 20px;
            font-size: var(--font-size-base);
            color: var(--text-muted);
            line-height: 1.7;
        }
        .faq-item.active .faq-answer {
            display: block;
        }
        /* ===== CTA ===== */
        .cta-banner {
            background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-dark) 50%, var(--bg-tertiary) 100%);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: var(--spacing-xl) var(--spacing-lg);
            position: relative;
            overflow: hidden;
            text-align: center;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            top: -50%;
            left: 50%;
            transform: translateX(-50%);
            width: 120%;
            height: 200%;
            background: radial-gradient(ellipse, rgba(255, 215, 0, 0.08) 0%, transparent 60%);
            pointer-events: none;
        }
        .cta-banner h2 {
            font-size: var(--font-size-2xl);
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: var(--spacing-sm);
            position: relative;
            z-index: 2;
        }
        .cta-banner p {
            font-size: var(--font-size-md);
            color: var(--text-muted);
            max-width: 560px;
            margin: 0 auto var(--spacing-lg);
            line-height: 1.7;
            position: relative;
            z-index: 2;
        }
        .cta-banner .btn-primary {
            position: relative;
            z-index: 2;
            font-size: var(--font-size-lg);
            padding: 14px 36px;
        }
        .cta-banner .cta-pay-icons {
            display: flex;
            gap: 16px;
            justify-content: center;
            margin-top: var(--spacing-md);
            position: relative;
            z-index: 2;
            flex-wrap: wrap;
        }
        .cta-banner .cta-pay-icons span {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-full);
            padding: 6px 16px;
            font-size: var(--font-size-xs);
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-gold);
            padding: var(--spacing-xl) 0 var(--spacing-md);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: var(--spacing-xl);
            margin-bottom: var(--spacing-lg);
        }
        .footer-brand .logo {
            margin-bottom: var(--spacing-md);
            display: inline-flex;
        }
        .footer-brand p {
            font-size: var(--font-size-sm);
            color: var(--text-faint);
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-column h5 {
            font-size: var(--font-size-sm);
            font-weight: 700;
            color: var(--accent-gold);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: var(--spacing-md);
        }
        .footer-column ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-column ul a {
            font-size: var(--font-size-sm);
            color: var(--text-muted);
            transition: all var(--transition-base);
            line-height: 1.5;
        }
        .footer-column ul a:hover {
            color: var(--accent-gold);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding-top: var(--spacing-lg);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: var(--spacing-md);
        }
        .footer-bottom span {
            font-size: var(--font-size-xs);
            color: var(--text-faint);
        }
        .footer-badges {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .footer-badge {
            background: rgba(255, 215, 0, 0.08);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-full);
            padding: 4px 14px;
            font-size: var(--font-size-xs);
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
        }
        .footer-badge.full-age {
            background: rgba(211, 47, 47, 0.15);
            border-color: rgba(211, 47, 47, 0.4);
            color: var(--accent-red-hover);
        }
        /* ===== FAB ===== */
        .fab-left {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #1C1C1E 0%, #0D0D0E 100%);
            border: 2px solid var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.3rem;
            cursor: pointer;
            transition: all var(--transition-base);
            opacity: 0.7;
            animation: fabFloat 3s ease-in-out infinite;
            text-decoration: none;
        }
        .fab-left:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 30px rgba(255, 215, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.08);
            color: var(--accent-gold);
        }
        .fab-left:active {
            transform: scale(0.95);
            opacity: 1;
        }
        .fab-left .fab-notification {
            position: absolute;
            top: 2px;
            right: 2px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--accent-red);
            border: 2px solid var(--bg-dark);
            animation: fabBlink 1.5s ease-in-out infinite;
        }
        @keyframes fabFloat {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        @keyframes fabBlink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.4; }
        }
        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .solution-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .results-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .hero-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-lg);
            }
            .hero-visual {
                max-height: 380px;
                aspect-ratio: 4 / 3;
            }
            .pain-grid {
                grid-template-columns: 1fr;
            }
            .solution-grid {
                grid-template-columns: 1fr;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .results-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-lg);
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-banner {
                padding: var(--spacing-lg) var(--spacing-md);
                border-radius: var(--radius-lg);
            }
        }
        @media (max-width: 520px) {
            .header-inner {
                gap: 10px;
            }
            .logo-text {
                font-size: 0.8rem;
            }
            .logo-text span {
                font-size: 0.6rem;
            }
            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 1rem;
            }
            .btn-nav-login,
            .btn-nav-signup {
                padding: 6px 12px;
                font-size: 0.75rem;
            }
            .hero-stats {
                gap: 20px;
            }
            .hero-stat strong {
                font-size: var(--font-size-lg);
            }
            .results-grid {
                grid-template-columns: 1fr;
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: stretch;
            }
            .btn-primary,
            .btn-secondary {
                justify-content: center;
                width: 100%;
            }
            .section {
                padding: var(--spacing-lg) 0;
            }
            .section-title {
                font-size: var(--font-size-xl);
            }
            .tab {
                padding: 6px 12px;
                font-size: 0.78rem;
            }
            .fab-left {
                width: 48px;
                height: 48px;
                left: 12px;
                bottom: 80px;
                font-size: 1.1rem;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0A2E1C;
            --bg-secondary: #123E25;
            --bg-tertiary: #164328;
            --bg-card: #0D3522;
            --bg-card-hover: #1A4F30;
            --bg-dark: #072016;
            --accent-gold: #FFD700;
            --accent-gold-dark: #F0C000;
            --accent-red: #D32F2F;
            --accent-red-hover: #E53935;
            --text-primary: #FFFFFF;
            --text-muted: #D1F2EB;
            --text-faint: #9BC4B0;
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-gold-hover: rgba(255, 215, 0, 0.65);
            --border-light: rgba(209, 242, 235, 0.12);
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 32px;
            --radius-full: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.25);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.35);
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.12);
            --shadow-gold-lg: 0 8px 40px rgba(255, 215, 0, 0.2);
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 32px;
            --spacing-xl: 64px;
            --spacing-2xl: 96px;
            --font-sans: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
            --font-size-xs: 0.75rem;
            --font-size-sm: 0.875rem;
            --font-size-base: 1rem;
            --font-size-md: 1.125rem;
            --font-size-lg: 1.5rem;
            --font-size-xl: 2rem;
            --font-size-2xl: 2.5rem;
            --font-size-3xl: 3rem;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s ease;
            --container-max: 1200px;
            --header-height: 72px;
        }
        :root {
            --font-size-3xl: 2.75rem;
            --font-size-2xl: 2.25rem;
            --font-size-xl: 1.75rem;
            --font-size-lg: 1.375rem;
        }
        :root {
            --font-size-3xl: 2.25rem;
            --font-size-2xl: 2rem;
            --font-size-xl: 1.5rem;
            --font-size-lg: 1.25rem;
            --font-size-md: 1.05rem;
            --spacing-xl: 48px;
            --spacing-2xl: 64px;
            --header-height: 64px;
        }
        :root {
            --font-size-3xl: 1.9rem;
            --font-size-2xl: 1.75rem;
            --font-size-xl: 1.4rem;
            --font-size-lg: 1.2rem;
            --font-size-md: 1rem;
            --font-size-base: 0.95rem;
            --font-size-sm: 0.85rem;
            --spacing-lg: 24px;
            --spacing-xl: 40px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: var(--font-size-base);
            line-height: 1.65;
            color: var(--text-primary);
            background-color: var(--bg-primary);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            margin: 0;
        }
        a {
            color: var(--accent-gold);
            text-decoration: none;
            transition: color var(--transition-base);
        }
        a:hover,
        a:focus {
            color: var(--accent-gold-dark);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 3px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: 1.5;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
            width: 100%;
        }
        /* ===== Header / Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: var(--header-height);
            background: rgba(7, 32, 22, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-gold);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
            transition: all var(--transition-base);
        }
        .site-header.scrolled {
            background: rgba(7, 32, 22, 0.98);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.45);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            gap: var(--spacing-md);
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            min-width: 0;
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-dark));
            color: var(--bg-dark);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            flex-shrink: 0;
            box-shadow: 0 0 0 2px rgba(255, 215, 0, 0.3);
        }
        .logo-text {
            display: flex;
            flex-direction: column;
            font-weight: 700;
            font-size: 1.05rem;
            line-height: 1.1;
            color: var(--text-primary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .logo-text span {
            font-size: 0.7rem;
            font-weight: 500;
            color: var(--text-muted);
            letter-spacing: 0.02em;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-desktop li {
            list-style: none;
            margin: 0;
        }
        .nav-desktop a {
            color: var(--text-muted);
            font-size: 0.95rem;
            font-weight: 500;
            text-decoration: none;
            padding: 6px 0;
            position: relative;
            transition: color var(--transition-base);
        }
        .nav-desktop a:hover,
        .nav-desktop a.active {
            color: var(--accent-gold);
        }
        .nav-desktop a.active::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: -4px;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .btn-nav-login,
        .btn-nav-signup,
        .btn-primary,
        .btn-outline-gold,
        .btn-download {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
            border-radius: var(--radius-full);
            padding: 10px 20px;
            font-weight: 700;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all var(--transition-base);
            text-decoration: none;
            line-height: 1.2;
            white-space: nowrap;
        }
        .btn-nav-login {
            background: transparent;
            color: var(--text-muted);
            border: 1px solid transparent;
        }
        .btn-nav-login:hover {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
        }
        .btn-nav-signup,
        .btn-primary,
        .btn-download {
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-dark));
            color: var(--bg-dark);
            box-shadow: 0 4px 15px rgba(255, 215, 0, 0.25);
        }
        .btn-nav-signup:hover,
        .btn-primary:hover,
        .btn-download:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(255, 215, 0, 0.35);
            color: var(--bg-dark);
        }
        .btn-outline-gold {
            background: transparent;
            color: var(--accent-gold);
            border: 1px solid var(--border-gold);
        }
        .btn-outline-gold:hover {
            background: rgba(255, 215, 0, 0.1);
            color: var(--accent-gold-dark);
            border-color: var(--border-gold-hover);
        }
        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border-light);
            color: var(--text-muted);
            width: 42px;
            height: 42px;
            border-radius: 10px;
            font-size: 1.2rem;
            cursor: pointer;
            transition: all var(--transition-base);
            align-items: center;
            justify-content: center;
        }
        .nav-toggle:hover {
            color: var(--accent-gold);
            border-color: var(--border-gold);
        }
        /* ===== Hero Download ===== */
        .hero-download {
            padding: calc(var(--header-height) + 40px) 0 64px;
            background: radial-gradient(ellipse at 20% 20%, #164328 0%, #072016 70%);
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid var(--border-light);
        }
        .hero-download::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            opacity: 0.12;
            pointer-events: none;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 1;
        }
        .flash-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(211, 47, 47, 0.15);
            border: 1px solid rgba(211, 47, 47, 0.5);
            color: #FFCDD2;
            border-radius: var(--radius-full);
            padding: 6px 16px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 20px;
        }
        .hero-copy h1 {
            font-size: var(--font-size-3xl);
            font-weight: 800;
            line-height: 1.15;
            color: var(--text-primary);
            margin: 0 0 20px;
            letter-spacing: -0.02em;
        }
        .hero-sub {
            font-size: var(--font-size-md);
            color: var(--text-muted);
            margin: 0 0 28px;
            max-width: 600px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 28px;
        }
        .trust-row {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }
        .trust-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            color: var(--text-faint);
        }
        .trust-chip i {
            color: var(--accent-gold);
        }
        .hero-product-card {
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: 28px;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }
        .hero-product-card::after {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.08), transparent 60%);
            pointer-events: none;
        }
        .product-img-wrap {
            border-radius: var(--radius-lg);
            overflow: hidden;
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
        }
        .product-img-wrap img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 16/10;
        }
        .product-title {
            font-size: var(--font-size-lg);
            font-weight: 700;
            margin: 0 0 8px;
            position: relative;
            z-index: 1;
        }
        .product-rating {
            display: flex;
            align-items: center;
            gap: 6px;
            color: var(--accent-gold);
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }
        .product-rating span {
            color: var(--text-faint);
            font-size: 0.9rem;
        }
        .product-meta {
            list-style: none;
            padding: 0;
            margin: 0 0 20px;
            position: relative;
            z-index: 1;
        }
        .product-meta li {
            font-size: 0.9rem;
            color: var(--text-muted);
            padding: 6px 0;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            justify-content: space-between;
        }
        .product-meta li:last-child {
            border-bottom: none;
        }
        .countdown-wrap {
            background: rgba(255, 215, 0, 0.08);
            border: 1px dashed var(--border-gold);
            border-radius: var(--radius-md);
            padding: 12px 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
            font-size: 0.9rem;
            color: var(--accent-gold);
            font-weight: 600;
        }
        .countdown-time {
            font-variant-numeric: tabular-nums;
            letter-spacing: 0.05em;
        }
        .hero-product-card .btn-download {
            width: 100%;
            position: relative;
            z-index: 1;
            font-size: 1rem;
            padding: 14px 24px;
        }
        /* ===== Sections ===== */
        .section {
            padding: var(--spacing-xl) 0;
        }
        .section-alt {
            background: var(--bg-secondary);
        }
        .section-head {
            margin-bottom: var(--spacing-lg);
        }
        .section-head h2 {
            font-size: var(--font-size-2xl);
            font-weight: 800;
            line-height: 1.2;
            color: var(--text-primary);
            margin: 0 0 12px;
            letter-spacing: -0.01em;
        }
        .section-head p {
            font-size: var(--font-size-md);
            color: var(--text-muted);
            max-width: 720px;
            margin: 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--accent-gold);
            margin-bottom: 8px;
        }
        /* Pain & Solution */
        .pain-solution-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: start;
        }
        .pain-list,
        .solution-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .pain-list li,
        .solution-list li {
            display: flex;
            gap: 14px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-light);
            align-items: flex-start;
        }
        .pain-list li:last-child,
        .solution-list li:last-child {
            border-bottom: none;
        }
        .pain-icon,
        .solution-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 1.1rem;
        }
        .pain-icon {
            background: rgba(211, 47, 47, 0.15);
            color: #FFCDD2;
            border: 1px solid rgba(211, 47, 47, 0.4);
        }
        .solution-icon {
            background: rgba(255, 215, 0, 0.12);
            color: var(--accent-gold);
            border: 1px solid var(--border-gold);
        }
        .pain-list strong,
        .solution-list strong {
            display: block;
            font-size: 1rem;
            margin-bottom: 2px;
            color: var(--text-primary);
        }
        .pain-list p,
        .solution-list p {
            margin: 0;
            font-size: 0.9rem;
            color: var(--text-faint);
        }
        /* Steps */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .step-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 20px;
            transition: all var(--transition-base);
        }
        .step-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-gold);
            box-shadow: var(--shadow-gold);
        }
        .step-number {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-dark));
            color: var(--bg-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            margin-bottom: 16px;
        }
        .step-card img {
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            aspect-ratio: 16/9;
            object-fit: cover;
        }
        .step-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 0 0 8px;
        }
        .step-card p {
            font-size: 0.9rem;
            color: var(--text-faint);
            margin: 0;
        }
        /* Stats */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: left;
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
        }
        .stat-card:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-gold);
        }
        .stat-value {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1;
            margin-bottom: 8px;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
        }
        /* Testimonials */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: all var(--transition-base);
        }
        .testimonial-card:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-gold);
        }
        .testimonial-stars {
            color: var(--accent-gold);
            margin-bottom: 12px;
        }
        .testimonial-text {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin: 0 0 16px;
            line-height: 1.6;
        }
        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .testimonial-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-dark));
            color: var(--bg-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
        }
        .testimonial-author strong {
            display: block;
            font-size: 0.9rem;
            color: var(--text-primary);
        }
        .testimonial-author span {
            font-size: 0.8rem;
            color: var(--text-faint);
        }
        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item:hover {
            border-color: var(--border-gold);
        }
        .faq-question {
            width: 100%;
            background: transparent;
            border: none;
            text-align: left;
            padding: 18px 24px;
            font-weight: 700;
            color: var(--text-primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            font-size: 1rem;
            transition: color var(--transition-base);
        }
        .faq-question:hover {
            color: var(--accent-gold);
        }
        .faq-question i {
            font-size: 0.9rem;
            color: var(--accent-gold);
            transition: transform var(--transition-base);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
            padding: 0 24px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer p {
            margin: 0;
            color: var(--text-faint);
            font-size: 0.95rem;
        }
        /* Final CTA */
        .cta-final {
            padding: var(--spacing-xl) 0;
            background: radial-gradient(circle at 50% 0%, #164328 0%, #072016 70%);
            border-top: 1px solid var(--border-gold);
            position: relative;
            overflow: hidden;
        }
        .cta-final::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
            opacity: 0.1;
            pointer-events: none;
        }
        .cta-final .container {
            position: relative;
            z-index: 1;
        }
        .cta-inner {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }
        .cta-inner h2 {
            font-size: var(--font-size-2xl);
            font-weight: 800;
            margin: 0 0 16px;
        }
        .cta-inner p {
            font-size: var(--font-size-md);
            color: var(--text-muted);
            margin: 0 0 24px;
            max-width: 600px;
        }
        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .cta-promo {
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-lg);
        }
        .cta-promo h3 {
            font-size: 1.2rem;
            margin: 0 0 12px;
            color: var(--accent-gold);
        }
        .cta-promo ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .cta-promo li {
            padding: 6px 0;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .cta-promo li i {
            color: var(--accent-gold);
        }
        /* Footer */
        .site-footer {
            background: var(--bg-dark);
            padding: var(--spacing-xl) 0 20px;
            border-top: 1px solid var(--border-gold);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand .logo {
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: var(--text-faint);
            margin: 0;
        }
        .footer-column h5 {
            font-size: 0.9rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--accent-gold);
            margin: 0 0 14px;
        }
        .footer-column ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-column li {
            margin-bottom: 8px;
        }
        .footer-column a {
            color: var(--text-muted);
            font-size: 0.85rem;
            text-decoration: none;
            transition: color var(--transition-base);
        }
        .footer-column a:hover {
            color: var(--accent-gold);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-faint);
        }
        .footer-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 12px;
            border-radius: var(--radius-full);
            background: rgba(255, 215, 0, 0.08);
            border: 1px solid var(--border-light);
            color: var(--text-muted);
            font-size: 0.75rem;
        }
        .footer-badge.full-age {
            background: rgba(211, 47, 47, 0.15);
            border-color: rgba(211, 47, 47, 0.4);
            color: #FFCDD2;
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .pain-solution-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-inner {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            :root {
                --header-height: 64px;
            }
            .nav-desktop {
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                flex-direction: column;
                align-items: stretch;
                background: rgba(7, 32, 22, 0.98);
                backdrop-filter: blur(18px);
                border-bottom: 1px solid var(--border-gold);
                padding: 20px;
                gap: 12px;
                max-height: 0;
                overflow: hidden;
                transition: max-height var(--transition-base), padding var(--transition-base);
                pointer-events: none;
            }
            .nav-desktop li {
                width: 100%;
            }
            .nav-desktop a {
                display: block;
                padding: 10px 0;
                font-size: 1rem;
            }
            .site-header.mobile-open .nav-desktop {
                max-height: 400px;
                padding: 20px;
                pointer-events: auto;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .nav-actions .btn-nav-login,
            .nav-actions .btn-nav-signup {
                display: inline-flex;
            }
            .btn-nav-login {
                padding: 8px 12px;
                font-size: 0.8rem;
            }
            .btn-nav-signup {
                padding: 8px 12px;
                font-size: 0.8rem;
            }
            .hero-download {
                padding-top: calc(var(--header-height) + 24px);
                padding-bottom: 48px;
            }
            .hero-copy h1 {
                font-size: var(--font-size-2xl);
            }
            .hero-sub {
                font-size: var(--font-size-base);
            }
            .section {
                padding: 48px 0;
            }
            .section-head h2 {
                font-size: var(--font-size-xl);
            }
            .steps-grid,
            .stats-grid,
            .testimonials-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .countdown-wrap {
                flex-wrap: wrap;
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hero-actions {
                flex-direction: column;
            }
            .btn-primary,
            .btn-outline-gold,
            .btn-download {
                width: 100%;
                justify-content: center;
            }
            .trust-row {
                gap: 8px;
            }
            .product-title {
                font-size: var(--font-size-lg);
            }
            .countdown-wrap {
                font-size: 0.8rem;
            }
        }