/* roulang page: index */
:root {
            --bg-primary: #051F14;
            --bg-secondary: #0B2E1E;
            --bg-card: #0D3625;
            --accent-gold-start: #F59E0B;
            --accent-gold-end: #FCD34D;
            --accent-red: #DC2626;
            --text-primary: #F8FAFC;
            --text-secondary: #D1FAE5;
            --text-muted: #A3A375;
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-gold: 0 6px 25px rgba(245, 158, 11, 0.35);
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.3);
            --radius-lg: 1rem;
            --radius-md: 0.75rem;
            --radius-sm: 0.5rem;
            --font-heading: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
            --font-body: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
        }

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

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

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-primary);
        }

        p {
            color: var(--text-secondary);
            margin-bottom: 1rem;
        }

        a {
            color: var(--accent-gold-start);
            text-decoration: none;
            transition: color 0.3s ease;
        }

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

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

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.875rem 2rem;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
            font-weight: 700;
            font-size: 1rem;
            border-radius: var(--radius-md);
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 12px rgba(245, 158, 11, 0.25);
            text-decoration: none;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(245, 158, 11, 0.4);
            color: #051F14;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.75rem 1.75rem;
            background: transparent;
            color: var(--accent-gold-start);
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-md);
            border: 2px solid var(--accent-gold-start);
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
        }

        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--accent-gold-end);
            color: var(--accent-gold-end);
        }

        .btn-login {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.25rem;
            background: transparent;
            color: var(--accent-gold-start);
            font-weight: 600;
            font-size: 0.9375rem;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(245, 158, 11, 0.5);
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
        }

        .btn-login:hover {
            background: rgba(245, 158, 11, 0.15);
            border-color: var(--accent-gold-end);
            color: var(--accent-gold-end);
        }

        .btn-signup {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.5rem;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
            font-weight: 700;
            font-size: 0.9375rem;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.2);
            text-decoration: none;
        }

        .btn-signup:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
            color: #051F14;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            padding: 0.25rem 0.75rem;
            border-radius: 9999px;
            font-size: 0.75rem;
            font-weight: 700;
            line-height: 1.4;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        .badge-hot {
            background: var(--accent-red);
            color: #fff;
        }

        .badge-gold {
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
        }

        .badge-outline {
            background: transparent;
            border: 1px solid var(--accent-gold-start);
            color: var(--accent-gold-start);
        }

        .card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-card);
        }

        .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(245, 158, 11, 0.2);
            border-color: rgba(245, 158, 11, 0.5);
        }

        .card-interactive {
            cursor: pointer;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            padding: 0.375rem 0.875rem;
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid rgba(245, 158, 11, 0.25);
            color: var(--accent-gold-start);
            border-radius: 9999px;
            font-size: 0.8125rem;
            font-weight: 500;
            transition: all 0.3s ease;
            cursor: pointer;
            text-decoration: none;
        }

        .tag:hover {
            background: rgba(245, 158, 11, 0.2);
            border-color: var(--accent-gold-end);
            color: var(--accent-gold-end);
        }

        .divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--border-gold), transparent);
            margin: 2rem 0;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 0.75rem;
            color: var(--text-primary);
        }

        .section-subtitle {
            font-size: 1.0625rem;
            color: var(--text-secondary);
            margin-bottom: 2rem;
            max-width: 700px;
        }

        .text-gold {
            color: var(--accent-gold-start);
        }

        .bg-gradient-gold {
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        /* Header / Navigation */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(5, 31, 20, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-gold);
            transition: background 0.3s ease;
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1rem 1.5rem;
            max-width: 1280px;
            margin: 0 auto;
            flex-wrap: wrap;
        }

        .nav-logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--accent-gold-start);
            text-decoration: none;
            letter-spacing: -0.02em;
            white-space: nowrap;
            transition: color 0.3s ease;
        }

        .nav-logo:hover {
            color: var(--accent-gold-end);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 2rem;
            list-style: none;
            flex-wrap: wrap;
        }

        .nav-links a {
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 0.9375rem;
            transition: color 0.3s ease;
            text-decoration: none;
            position: relative;
            padding-bottom: 0.25rem;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent-gold-start);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-gold-start);
            transition: width 0.3s ease;
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

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

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: 1px solid var(--accent-gold-start);
            color: var(--accent-gold-start);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 0.4rem 0.6rem;
            border-radius: var(--radius-sm);
            transition: all 0.3s ease;
        }

        .mobile-menu-toggle:hover {
            background: rgba(245, 158, 11, 0.15);
        }

        /* Hero Section */
        .hero {
            padding: 8rem 0 4rem;
            background: linear-gradient(180deg, #051F14 0%, #0B2E1E 100%);
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 380px;
            gap: 3rem;
            align-items: center;
        }

        .hero-content h1 {
            font-size: 3rem;
            font-weight: 900;
            margin-bottom: 1.25rem;
            line-height: 1.2;
            color: var(--text-primary);
        }

        .hero-content p {
            font-size: 1.125rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 2rem;
            max-width: 600px;
        }

        .hero-meta {
            display: flex;
            gap: 2rem;
            margin-bottom: 2rem;
            flex-wrap: wrap;
        }

        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            color: var(--text-muted);
            font-size: 0.9375rem;
        }

        .hero-meta-item i {
            color: var(--accent-gold-start);
            font-size: 1.2rem;
        }

        .hero-actions {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .hero-featured-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 1.5rem;
            box-shadow: var(--shadow-card);
            position: relative;
        }

        .hero-featured-card .badge-hot {
            position: absolute;
            top: 1rem;
            right: 1rem;
        }

        .hero-featured-card h3 {
            font-size: 1.25rem;
            margin-bottom: 0.75rem;
            color: var(--accent-gold-start);
        }

        .hero-featured-card p {
            font-size: 0.9375rem;
            color: var(--text-secondary);
            margin-bottom: 1.25rem;
        }

        /* Topic Tags */
        .topic-cloud {
            padding: 2rem 0;
            background: var(--bg-secondary);
        }

        .topic-cloud .container {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            align-items: center;
        }

        .topic-cloud-label {
            font-weight: 700;
            color: var(--accent-gold-start);
            margin-right: 0.5rem;
            font-size: 0.9375rem;
        }

        /* Section General */
        .section {
            padding: 4rem 0;
        }

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

        /* Game List Track */
        .game-track {
            display: flex;
            gap: 1.25rem;
            overflow-x: auto;
            padding-bottom: 1rem;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }

        .game-track::-webkit-scrollbar {
            height: 6px;
        }

        .game-track::-webkit-scrollbar-track {
            background: rgba(245, 158, 11, 0.1);
            border-radius: 10px;
        }

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

        .game-card {
            flex: 0 0 220px;
            scroll-snap-align: start;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            overflow: hidden;
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .game-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 12px 28px rgba(245, 158, 11, 0.25);
            border-color: rgba(245, 158, 11, 0.5);
        }

        .game-card-img {
            width: 100%;
            height: 140px;
            object-fit: cover;
        }

        .game-card-body {
            padding: 1rem;
        }

        .game-card-body h4 {
            font-size: 1rem;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }

        .game-card-body p {
            font-size: 0.8125rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* Feature Cards */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
        }

        .feature-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 2rem;
            transition: all 0.3s ease;
        }

        .feature-card:hover {
            border-color: rgba(245, 158, 11, 0.5);
            box-shadow: 0 8px 24px rgba(245, 158, 11, 0.15);
        }

        .feature-card-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            background: rgba(245, 158, 11, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.25rem;
            font-size: 1.5rem;
            color: var(--accent-gold-start);
        }

        .feature-card h3 {
            font-size: 1.25rem;
            margin-bottom: 0.75rem;
        }

        .feature-card p {
            font-size: 0.9375rem;
            color: var(--text-secondary);
            margin: 0;
        }

        /* Rating / Review */
        .review-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 2rem;
            position: relative;
        }

        .review-stars {
            color: var(--accent-gold-start);
            font-size: 1.1rem;
            margin-bottom: 0.75rem;
        }

        .review-text {
            font-size: 1rem;
            color: var(--text-secondary);
            font-style: italic;
            margin-bottom: 1.25rem;
            line-height: 1.7;
        }

        .review-author {
            font-weight: 700;
            color: var(--accent-gold-start);
            font-size: 0.9375rem;
        }

        .review-role {
            font-size: 0.8125rem;
            color: var(--text-muted);
        }

        .review-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 1.5rem;
        }

        /* Content List */
        .content-list-item {
            display: flex;
            gap: 1.5rem;
            padding: 1.5rem 0;
            border-bottom: 1px solid var(--border-gold);
            align-items: flex-start;
            transition: all 0.3s ease;
        }

        .content-list-item:hover {
            padding-left: 0.75rem;
        }

        .content-list-thumb {
            flex: 0 0 120px;
            height: 80px;
            object-fit: cover;
            border-radius: var(--radius-sm);
        }

        .content-list-body h4 {
            font-size: 1.0625rem;
            margin-bottom: 0.5rem;
        }

        .content-list-body p {
            font-size: 0.875rem;
            color: var(--text-muted);
            margin-bottom: 0.5rem;
        }

        .content-list-meta {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        /* Download Buttons */
        .download-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1rem;
        }

        .download-btn {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            padding: 1rem 1.5rem;
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            color: var(--text-primary);
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .download-btn:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--accent-gold-end);
            color: var(--accent-gold-end);
        }

        .download-btn i {
            font-size: 1.5rem;
            color: var(--accent-gold-start);
        }

        /* Listings */
        .listing-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 1.5rem;
        }

        /* Footer */
        footer {
            background: #041A10;
            border-top: 1px solid var(--border-gold);
            padding: 3rem 0 2rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .footer-col h4 {
            font-size: 1.0625rem;
            margin-bottom: 1rem;
            color: var(--accent-gold-start);
        }

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

        .footer-col ul li {
            margin-bottom: 0.5rem;
        }

        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.875rem;
            transition: color 0.3s ease;
        }

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

        .footer-bottom {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid var(--border-gold);
            color: var(--text-muted);
            font-size: 0.8125rem;
        }

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

        .footer-badge {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.5rem 1rem;
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-sm);
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        .footer-badge i {
            color: var(--accent-gold-start);
        }

        /* FAB */
        .fab {
            position: fixed;
            left: 1.5rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--bg-card);
            border: 2px solid var(--accent-gold-start);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent-gold-start);
            cursor: pointer;
            box-shadow: var(--shadow-gold);
            transition: all 0.3s ease;
            opacity: 0.8;
            animation: fab-float 3s ease-in-out infinite;
        }

        .fab:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 30px rgba(245, 158, 11, 0.5);
        }

        .fab:active {
            transform: scale(0.95) translateY(2px);
        }

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

        .fab-badge {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 14px;
            height: 14px;
            background: var(--accent-red);
            border-radius: 50%;
            border: 2px solid #fff;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .hero-content h1 {
                font-size: 2.5rem;
            }

            .game-track {
                gap: 1rem;
            }

            .game-card {
                flex: 0 0 180px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(5, 31, 20, 0.98);
                backdrop-filter: blur(20px);
                padding: 1.5rem;
                gap: 1rem;
                border-bottom: 1px solid var(--border-gold);
                z-index: 999;
            }

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

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

            .nav-actions {
                gap: 0.5rem;
            }

            .hero {
                padding: 6rem 0 2.5rem;
            }

            .hero-content h1 {
                font-size: 2rem;
            }

            .section-title {
                font-size: 1.6rem;
            }

            .feature-grid,
            .review-grid {
                grid-template-columns: 1fr;
            }

            .content-list-item {
                flex-direction: column;
                gap: 1rem;
            }

            .content-list-thumb {
                flex: 0 0 auto;
                width: 100%;
                height: 160px;
            }

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

        @media (max-width: 520px) {
            .hero-content h1 {
                font-size: 1.7rem;
            }

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

            .btn-primary,
            .btn-outline {
                width: 100%;
                text-align: center;
            }

            .nav-container {
                padding: 0.75rem 1rem;
            }

            .nav-logo {
                font-size: 1.2rem;
            }

            .game-card {
                flex: 0 0 150px;
            }

            .game-card-img {
                height: 100px;
            }

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

            .fab {
                width: 48px;
                height: 48px;
                font-size: 1.25rem;
                left: 1rem;
                bottom: 5rem;
            }
        }

        @media (min-width: 769px) {
            .nav-links {
                display: flex !important;
                position: static;
                flex-direction: row;
                background: transparent;
                padding: 0;
                border-bottom: none;
                backdrop-filter: none;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #051F14;
            --bg-secondary: #0B2E1E;
            --bg-card: #0D3625;
            --accent-gold-start: #F59E0B;
            --accent-gold-end: #FCD34D;
            --accent-red: #DC2626;
            --text-primary: #F8FAFC;
            --text-secondary: #D1FAE5;
            --text-muted: #A3A375;
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-gold: 0 6px 25px rgba(245, 158, 11, 0.35);
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.3);
            --radius-lg: 1rem;
            --radius-md: 0.75rem;
            --radius-sm: 0.5rem;
            --font-heading: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
            --font-body: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
        }

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

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

        a {
            color: var(--accent-gold-start);
            text-decoration: none;
            transition: color 0.3s ease;
        }

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

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

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.875rem 2rem;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
            font-weight: 700;
            font-size: 1rem;
            border-radius: var(--radius-md);
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 12px rgba(245, 158, 11, 0.25);
            text-decoration: none;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(245, 158, 11, 0.4);
            color: #051F14;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.75rem 1.75rem;
            background: transparent;
            color: var(--accent-gold-start);
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-md);
            border: 2px solid var(--accent-gold-start);
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
        }

        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--accent-gold-end);
            color: var(--accent-gold-end);
        }

        .btn-login {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.25rem;
            background: transparent;
            color: var(--accent-gold-start);
            font-weight: 600;
            font-size: 0.9375rem;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(245, 158, 11, 0.5);
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
        }

        .btn-login:hover {
            background: rgba(245, 158, 11, 0.15);
            border-color: var(--accent-gold-end);
            color: var(--accent-gold-end);
        }

        .btn-signup {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.5rem;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
            font-weight: 700;
            font-size: 0.9375rem;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.2);
            text-decoration: none;
        }

        .btn-signup:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
            color: #051F14;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            padding: 0.25rem 0.75rem;
            border-radius: 9999px;
            font-size: 0.75rem;
            font-weight: 700;
            line-height: 1.4;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        .badge-hot {
            background: var(--accent-red);
            color: #fff;
        }

        .badge-gold {
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
        }

        .badge-outline {
            background: transparent;
            border: 1px solid var(--accent-gold-start);
            color: var(--accent-gold-start);
        }

        .card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-card);
        }

        .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(245, 158, 11, 0.2);
            border-color: rgba(245, 158, 11, 0.5);
        }

        .tag {
            display: inline-flex;
            align-items: center;
            padding: 0.375rem 0.875rem;
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid rgba(245, 158, 11, 0.25);
            color: var(--accent-gold-start);
            border-radius: 9999px;
            font-size: 0.8125rem;
            font-weight: 500;
            transition: all 0.3s ease;
            cursor: pointer;
            text-decoration: none;
        }

        .tag:hover {
            background: rgba(245, 158, 11, 0.2);
            border-color: var(--accent-gold-end);
        }

        /* Header & Navigation */
        header {
            position: sticky;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(5, 31, 20, 0.95);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-gold);
            z-index: 100;
        }

        .nav-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
            gap: 1.5rem;
        }

        .nav-logo {
            font-size: 1.35rem;
            font-weight: 800;
            font-family: var(--font-heading);
            color: var(--accent-gold-start);
            white-space: nowrap;
            letter-spacing: -0.02em;
            text-decoration: none;
        }

        .nav-logo:hover {
            color: var(--accent-gold-end);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            display: block;
            padding: 0.5rem 1rem;
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 0.9375rem;
            border-radius: var(--radius-sm);
            transition: all 0.3s ease;
            text-decoration: none;
        }

        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--accent-gold-start);
            background: rgba(245, 158, 11, 0.08);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.625rem;
            flex-shrink: 0;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: 1px solid rgba(245, 158, 11, 0.4);
            color: var(--accent-gold-start);
            font-size: 1.5rem;
            padding: 0.375rem 0.625rem;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .mobile-menu-toggle:hover {
            background: rgba(245, 158, 11, 0.15);
        }

        /* Hero Category */
        .hero-category {
            padding: 3.5rem 0 3rem;
            background: linear-gradient(180deg, rgba(11, 46, 30, 0.6) 0%, var(--bg-primary) 100%);
        }

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

        .hero-cat-text h1 {
            font-family: var(--font-heading);
            font-size: 2.5rem;
            font-weight: 800;
            line-height: 1.25;
            color: var(--text-primary);
            margin-bottom: 1.25rem;
            letter-spacing: -0.02em;
        }

        .hero-cat-text h1 span {
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-cat-text .lead {
            font-size: 1.1rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }

        .hero-cat-stats {
            display: flex;
            gap: 1.5rem;
            flex-wrap: wrap;
        }

        .stat-badge {
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            padding: 1rem 1.25rem;
            text-align: center;
            min-width: 100px;
        }

        .stat-badge .stat-num {
            font-size: 1.75rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .stat-badge .stat-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

        .hero-cat-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-gold);
            border: 1px solid var(--border-gold);
        }

        /* Sections */
        section {
            padding: 4rem 0;
        }

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

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--accent-gold-start);
            margin-bottom: 0.75rem;
        }

        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
        }

        .section-header p {
            color: var(--text-secondary);
            font-size: 1.05rem;
        }

        /* Tip Cards Grid */
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 1.5rem;
        }

        .tip-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 1.75rem;
            transition: all 0.3s ease;
        }

        .tip-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 28px rgba(245, 158, 11, 0.15);
            border-color: rgba(245, 158, 11, 0.5);
        }

        .tip-icon {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(245, 158, 11, 0.05));
            border: 1px solid var(--border-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent-gold-start);
            margin-bottom: 1.25rem;
        }

        .tip-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
        }

        .tip-card p {
            color: var(--text-secondary);
            font-size: 0.9375rem;
            line-height: 1.7;
        }

        /* Strategy Flow */
        .strategy-flow {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.25rem;
        }

        .flow-step {
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            text-align: left;
            position: relative;
        }

        .flow-step-num {
            font-size: 2.25rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 0.5rem;
        }

        .flow-step h4 {
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.5rem;
        }

        .flow-step p {
            font-size: 0.875rem;
            color: var(--text-muted);
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            padding: 1.25rem 1.5rem;
        }

        .faq-item h4 {
            font-weight: 700;
            color: var(--accent-gold-start);
            margin-bottom: 0.5rem;
        }

        .faq-item p {
            color: var(--text-secondary);
            font-size: 0.9375rem;
            line-height: 1.7;
        }

        /* CTA Banner */
        .cta-banner {
            background: linear-gradient(135deg, #0B2E1E, #0D3625);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 3rem 2.5rem;
            text-align: left;
        }

        .cta-banner h2 {
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 1rem;
        }

        .cta-banner p {
            color: var(--text-secondary);
            margin-bottom: 1.5rem;
        }

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

        .news-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-gold);
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .news-card:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(245, 158, 11, 0.15);
        }

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

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

        .news-card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }

        .news-card-body p {
            color: var(--text-muted);
            font-size: 0.875rem;
            line-height: 1.6;
        }

        /* Footer */
        footer {
            background: rgba(11, 46, 30, 0.8);
            border-top: 1px solid var(--border-gold);
            padding: 3rem 0 2rem;
            margin-top: 2rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .footer-col h4 {
            color: var(--accent-gold-start);
            font-weight: 700;
            margin-bottom: 1rem;
            font-size: 1.05rem;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: color 0.3s;
        }

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

        .footer-badges {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            margin-bottom: 1.5rem;
            padding: 1.5rem 0;
            border-top: 1px solid var(--border-gold);
            border-bottom: 1px solid var(--border-gold);
        }

        .footer-badge {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.8rem;
            color: var(--text-muted);
            padding: 0.4rem 0.9rem;
            border: 1px solid var(--border-gold);
            border-radius: 9999px;
        }

        .footer-bottom {
            text-align: center;
            color: var(--text-muted);
            font-size: 0.8125rem;
        }

        /* FAB */
        .fab-floating {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            border: 2px solid #FCD34D;
            box-shadow: var(--shadow-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: #051F14;
            cursor: pointer;
            transition: all 0.3s ease;
            opacity: 0.8;
        }

        .fab-floating:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 30px rgba(245, 158, 11, 0.5);
        }

        .fab-badge {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            background: var(--accent-red);
            border-radius: 50%;
            border: 2px solid #fff;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-cat-content {
                grid-template-columns: 1fr;
            }
            .strategy-flow {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .nav-links,
            .nav-actions {
                display: none;
            }
            .nav-links.show {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: rgba(5, 31, 20, 0.98);
                border-bottom: 1px solid var(--border-gold);
                padding: 1rem 1.5rem;
            }
            .nav-actions.show {
                display: flex;
                flex-direction: row;
                position: absolute;
                top: 230px;
                left: 0;
                width: 100%;
                background: rgba(5, 31, 20, 0.98);
                padding: 1rem 1.5rem;
                border-bottom: 1px solid var(--border-gold);
                gap: 1rem;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .strategy-flow {
                grid-template-columns: 1fr;
            }
            .tips-grid,
            .news-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-cat-text h1 {
                font-size: 1.9rem;
            }
        }

/* roulang page: article */
:root {
            --bg-primary: #051F14;
            --bg-secondary: #0B2E1E;
            --bg-card: #0D3625;
            --accent-gold-start: #F59E0B;
            --accent-gold-end: #FCD34D;
            --accent-red: #DC2626;
            --text-primary: #F8FAFC;
            --text-secondary: #D1FAE5;
            --text-muted: #A3A375;
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-gold: 0 6px 25px rgba(245, 158, 11, 0.35);
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.3);
            --radius-lg: 1rem;
            --radius-md: 0.75rem;
            --radius-sm: 0.5rem;
            --font-heading: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
            --font-body: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: var(--font-body);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--accent-gold-start);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: var(--accent-gold-end);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        /* Header / Navigation */
        header {
            background: rgba(5, 31, 20, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-gold);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
            height: 72px;
        }
        .nav-logo {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 0.25rem;
            align-items: center;
        }
        .nav-links a {
            display: block;
            padding: 0.5rem 1rem;
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 0.9375rem;
            transition: all 0.3s ease;
            white-space: nowrap;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent-gold-end);
            background: rgba(245, 158, 11, 0.1);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: 1px solid rgba(245, 158, 11, 0.4);
            color: var(--accent-gold-start);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 0.5rem;
            border-radius: var(--radius-sm);
            transition: all 0.3s ease;
            line-height: 1;
        }
        .mobile-menu-toggle:hover {
            background: rgba(245, 158, 11, 0.15);
            border-color: var(--accent-gold-end);
        }
        /* Buttons */
        .btn-login {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.25rem;
            background: transparent;
            color: var(--accent-gold-start);
            font-weight: 600;
            font-size: 0.9375rem;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(245, 158, 11, 0.5);
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
        }
        .btn-login:hover {
            background: rgba(245, 158, 11, 0.15);
            border-color: var(--accent-gold-end);
            color: var(--accent-gold-end);
        }
        .btn-signup {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.5rem;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
            font-weight: 700;
            font-size: 0.9375rem;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.2);
            text-decoration: none;
        }
        .btn-signup:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
            color: #051F14;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.875rem 2rem;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
            font-weight: 700;
            font-size: 1rem;
            border-radius: var(--radius-md);
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 12px rgba(245, 158, 11, 0.25);
            text-decoration: none;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(245, 158, 11, 0.4);
            color: #051F14;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.75rem 1.75rem;
            background: transparent;
            color: var(--accent-gold-start);
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-md);
            border: 2px solid var(--accent-gold-start);
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
        }
        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--accent-gold-end);
            color: var(--accent-gold-end);
        }
        /* Badges */
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 0.25rem 0.75rem;
            border-radius: 9999px;
            font-size: 0.75rem;
            font-weight: 700;
            line-height: 1.4;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        .badge-hot {
            background: var(--accent-red);
            color: #fff;
        }
        .badge-gold {
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
        }
        .badge-outline {
            background: transparent;
            border: 1px solid var(--accent-gold-start);
            color: var(--accent-gold-start);
        }
        /* Cards */
        .card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-card);
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(245, 158, 11, 0.2);
            border-color: rgba(245, 158, 11, 0.5);
        }
        .tag {
            display: inline-flex;
            align-items: center;
            padding: 0.375rem 0.875rem;
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid rgba(245, 158, 11, 0.25);
            color: var(--accent-gold-start);
            border-radius: 9999px;
            font-size: 0.8125rem;
            font-weight: 500;
            transition: all 0.3s ease;
            cursor: pointer;
            text-decoration: none;
        }
        .tag:hover {
            background: rgba(245, 158, 11, 0.2);
            border-color: var(--accent-gold-end);
            color: var(--accent-gold-end);
        }
        /* Article specific */
        .article-hero {
            background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
            border-bottom: 1px solid var(--border-gold);
            padding: 4rem 0 3rem;
        }
        .article-content {
            font-size: 1.0625rem;
            line-height: 1.75;
            color: var(--text-secondary);
        }
        .article-content h2 {
            font-family: var(--font-heading);
            font-size: 1.75rem;
            color: var(--accent-gold-start);
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            font-weight: 700;
        }
        .article-content h3 {
            font-family: var(--font-heading);
            font-size: 1.375rem;
            color: var(--text-primary);
            margin-top: 2rem;
            margin-bottom: 0.75rem;
            font-weight: 600;
        }
        .article-content p {
            margin-bottom: 1.25rem;
        }
        .article-content ul,
        .article-content ol {
            margin-bottom: 1.25rem;
            padding-left: 1.5rem;
        }
        .article-content li {
            margin-bottom: 0.5rem;
        }
        .article-content img {
            border-radius: var(--radius-md);
            margin: 2rem 0;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            align-items: center;
            margin-top: 1.5rem;
            color: var(--text-muted);
            font-size: 0.9375rem;
        }
        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
        }
        /* Section titles */
        .section-title {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 800;
            text-align: left;
            margin-bottom: 0.75rem;
            color: var(--text-primary);
        }
        .section-subtitle {
            font-size: 1.125rem;
            color: var(--text-muted);
            text-align: left;
            margin-bottom: 2.5rem;
        }
        .promo-highlight {
            background: linear-gradient(135deg, rgba(245, 158, 11, 0.08), rgba(245, 158, 11, 0.02));
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 2rem;
            margin: 2.5rem 0;
        }
        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-gold);
            padding: 1.5rem;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-card);
        }
        .related-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 28px rgba(245, 158, 11, 0.2);
            border-color: rgba(245, 158, 11, 0.5);
        }
        /* Footer */
        footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-gold);
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-col h4 {
            font-family: var(--font-heading);
            color: var(--accent-gold-start);
            font-size: 1.125rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .footer-col ul li a {
            color: var(--text-secondary);
            font-size: 0.9375rem;
            transition: color 0.3s ease;
        }
        .footer-col ul li a:hover {
            color: var(--accent-gold-end);
        }
        .footer-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: center;
            margin-bottom: 2rem;
        }
        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.5rem 1.25rem;
            background: rgba(245, 158, 11, 0.08);
            border: 1px solid rgba(245, 158, 11, 0.25);
            border-radius: 9999px;
            color: var(--accent-gold-start);
            font-size: 0.8125rem;
            font-weight: 600;
        }
        .footer-bottom {
            text-align: center;
            color: var(--text-muted);
            font-size: 0.875rem;
            border-top: 1px solid rgba(245, 158, 11, 0.15);
            padding-top: 1.5rem;
        }
        /* FAB */
        .fab-floating {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            background: linear-gradient(135deg, var(--accent-gold-start), #B45309);
            border-radius: 50%;
            border: 2px solid var(--accent-gold-end);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #051F14;
            font-size: 1.5rem;
            cursor: pointer;
            box-shadow: var(--shadow-gold);
            transition: all 0.3s ease;
            text-decoration: none;
        }
        .fab-floating:hover {
            transform: scale(1.1);
            box-shadow: 0 10px 32px rgba(245, 158, 11, 0.5);
        }
        .fab-floating:active {
            transform: scale(0.95);
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }
            .section-title {
                font-size: 1.75rem;
            }
        }
        @media (max-width: 768px) {
            .mobile-menu-toggle {
                display: block;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: rgba(5, 31, 20, 0.98);
                backdrop-filter: blur(12px);
                flex-direction: column;
                padding: 1rem 1.5rem;
                border-bottom: 1px solid var(--border-gold);
                gap: 0;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
                z-index: 99;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a {
                padding: 0.75rem 1rem;
                width: 100%;
                border-radius: var(--radius-sm);
            }
            .nav-actions {
                gap: 0.5rem;
            }
            .btn-login,
            .btn-signup {
                padding: 0.5rem 0.875rem;
                font-size: 0.8125rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.25rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .article-hero {
                padding: 2.5rem 0 2rem;
            }
        }
        @media (max-width: 520px) {
            .nav-container {
                padding: 0 1rem;
            }
            .nav-logo {
                font-size: 1.25rem;
            }
            .btn-login {
                padding: 0.375rem 0.75rem;
                font-size: 0.75rem;
            }
            .btn-signup {
                padding: 0.375rem 0.875rem;
                font-size: 0.75rem;
            }
            .article-hero {
                padding: 2rem 0 1.5rem;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #051F14;
            --bg-secondary: #0B2E1E;
            --bg-card: #0D3625;
            --accent-gold-start: #F59E0B;
            --accent-gold-end: #FCD34D;
            --accent-red: #DC2626;
            --text-primary: #F8FAFC;
            --text-secondary: #D1FAE5;
            --text-muted: #A3A375;
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-gold: 0 6px 25px rgba(245, 158, 11, 0.35);
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.3);
            --radius-lg: 1rem;
            --radius-md: 0.75rem;
            --radius-sm: 0.5rem;
            --font-heading: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
            --font-body: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: var(--font-body);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--accent-gold-start);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: var(--accent-gold-end);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.875rem 2rem;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
            font-weight: 700;
            font-size: 1rem;
            border-radius: var(--radius-md);
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 12px rgba(245, 158, 11, 0.25);
            text-decoration: none;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(245, 158, 11, 0.4);
            color: #051F14;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.75rem 1.75rem;
            background: transparent;
            color: var(--accent-gold-start);
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-md);
            border: 2px solid var(--accent-gold-start);
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
        }
        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--accent-gold-end);
            color: var(--accent-gold-end);
        }
        .btn-login {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.25rem;
            background: transparent;
            color: var(--accent-gold-start);
            font-weight: 600;
            font-size: 0.9375rem;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(245, 158, 11, 0.5);
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
        }
        .btn-login:hover {
            background: rgba(245, 158, 11, 0.15);
            border-color: var(--accent-gold-end);
            color: var(--accent-gold-end);
        }
        .btn-signup {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.5rem;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
            font-weight: 700;
            font-size: 0.9375rem;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.2);
            text-decoration: none;
        }
        .btn-signup:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
            color: #051F14;
        }
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 0.25rem 0.75rem;
            border-radius: 9999px;
            font-size: 0.75rem;
            font-weight: 700;
            line-height: 1.4;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        .badge-hot {
            background: var(--accent-red);
            color: #fff;
        }
        .badge-gold {
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
        }
        .badge-outline {
            background: transparent;
            border: 1px solid var(--accent-gold-start);
            color: var(--accent-gold-start);
        }
        .card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-card);
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(245, 158, 11, 0.2);
            border-color: rgba(245, 158, 11, 0.5);
        }
        .card-interactive {
            cursor: pointer;
        }
        .tag {
            display: inline-flex;
            align-items: center;
            padding: 0.375rem 0.875rem;
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid rgba(245, 158, 11, 0.25);
            color: var(--accent-gold-start);
            border-radius: 9999px;
            font-size: 0.8125rem;
            font-weight: 500;
            transition: all 0.3s ease;
            cursor: pointer;
            text-decoration: none;
        }
        .tag:hover {
            background: rgba(245, 158, 11, 0.2);
            border-color: var(--accent-gold-end);
            color: var(--accent-gold-end);
        }
        /* Header / Navigation */
        header {
            background: rgba(5, 31, 20, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-gold);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 12px rgba(0,0,0,0.5);
        }
        .nav-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 4rem;
        }
        .nav-logo {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
            text-decoration: none;
        }
        .nav-logo:hover {
            opacity: 0.9;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 0.25rem;
        }
        .nav-links a {
            display: block;
            padding: 0.5rem 1rem;
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 0.9375rem;
            border-radius: var(--radius-sm);
            transition: all 0.3s ease;
            text-decoration: none;
        }
        .nav-links a:hover {
            color: var(--accent-gold-end);
            background: rgba(245, 158, 11, 0.08);
        }
        .nav-links a.active {
            color: var(--accent-gold-start);
            background: rgba(245, 158, 11, 0.1);
            font-weight: 600;
            border: 1px solid rgba(245, 158, 11, 0.25);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        .mobile-menu-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border-gold);
            color: var(--accent-gold-start);
            font-size: 1.5rem;
            padding: 0.4rem 0.6rem;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .mobile-menu-toggle:hover {
            background: rgba(245, 158, 11, 0.1);
        }
        @media (max-width: 1024px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 4rem;
                left: 0;
                right: 0;
                background: var(--bg-primary);
                flex-direction: column;
                padding: 1rem;
                border-bottom: 1px solid var(--border-gold);
                box-shadow: 0 8px 24px rgba(0,0,0,0.6);
                z-index: 99;
            }
            .nav-links.show {
                display: flex;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-actions {
                display: flex;
            }
        }
        @media (max-width: 520px) {
            .nav-container {
                padding: 0 1rem;
            }
            .btn-login, .btn-signup {
                padding: 0.4rem 0.9rem;
                font-size: 0.8125rem;
            }
        }
        /* Sections */
        .section {
            padding: 4rem 0;
        }
        .section-sm {
            padding: 3rem 0;
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }
        .section-subtitle {
            font-size: 1.125rem;
            color: var(--text-muted);
            margin-bottom: 2rem;
        }
        .hero-overlay {
            position: relative;
            background-size: cover;
            background-position: center;
            border-radius: var(--radius-lg);
            overflow: hidden;
            padding: 3rem 2rem;
        }
        .hero-overlay::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(5,31,20,0.9) 0%, rgba(11,46,30,0.8) 100%);
            z-index: 1;
        }
        .hero-overlay > * {
            position: relative;
            z-index: 2;
        }
        /* Feature Bento */
        .bento-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 1.5rem;
        }
        .bento-main {
            grid-row: span 2;
        }
        .bento-side {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        @media (max-width: 768px) {
            .bento-grid {
                grid-template-columns: 1fr;
            }
            .bento-main {
                grid-row: auto;
            }
        }
        /* Step numbered list */
        .step-list {
            list-style: none;
            counter-reset: step-counter;
        }
        .step-list li {
            counter-increment: step-counter;
            position: relative;
            padding-left: 3rem;
            margin-bottom: 1.5rem;
            font-size: 1.0625rem;
            color: var(--text-secondary);
        }
        .step-list li::before {
            content: counter(step-counter);
            position: absolute;
            left: 0;
            top: 0;
            width: 2.2rem;
            height: 2.2rem;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
            font-weight: 800;
            font-size: 0.9375rem;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            box-shadow: 0 2px 10px rgba(245,158,11,0.4);
        }
        /* FAQ */
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            margin-bottom: 1rem;
            overflow: hidden;
            transition: all 0.3s ease;
        }
        .faq-question {
            padding: 1.25rem 1.5rem;
            font-weight: 700;
            font-size: 1.0625rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text-primary);
            transition: all 0.3s ease;
        }
        .faq-question:hover {
            color: var(--accent-gold-start);
        }
        .faq-answer {
            padding: 0 1.5rem 1.25rem;
            color: var(--text-secondary);
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--accent-gold-start);
        }
        /* CTA strip */
        .cta-strip {
            background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-card) 100%);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 3rem 2rem;
            text-align: center;
        }
        /* Footer */
        footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-gold);
            padding: 3rem 0 0;
            margin-top: 4rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 1.125rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: var(--accent-gold-start);
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 0.5rem;
        }
        .footer-col ul li a {
            color: var(--text-secondary);
            font-size: 0.9375rem;
            transition: color 0.3s ease;
        }
        .footer-col ul li a:hover {
            color: var(--accent-gold-end);
        }
        .footer-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: center;
            margin-bottom: 1.5rem;
        }
        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.5rem 1rem;
            background: rgba(245,158,11,0.08);
            border: 1px solid var(--border-gold);
            border-radius: 9999px;
            font-size: 0.8125rem;
            color: var(--text-muted);
        }
        .footer-bottom {
            text-align: center;
            padding: 1.5rem 0;
            border-top: 1px solid var(--border-gold);
            color: var(--text-muted);
            font-size: 0.875rem;
        }
        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }
        /* FAB */
        .fab-float {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            width: 3.5rem;
            height: 3.5rem;
            background: linear-gradient(135deg, #F59E0B, #FCD34D);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #051F14;
            font-size: 1.5rem;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            cursor: pointer;
            z-index: 50;
            transition: all 0.3s ease;
            border: 2px solid rgba(245, 158, 11, 0.8);
            animation: floatBreathe 3s ease-in-out infinite;
        }
        .fab-float:hover {
            transform: scale(1.1);
            box-shadow: 0 10px 32px rgba(245, 158, 11, 0.5);
        }
        @keyframes floatBreathe {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        .fab-notify {
            position: absolute;
            top: -0.15rem;
            right: -0.15rem;
            width: 1rem;
            height: 1rem;
            background: var(--accent-red);
            border-radius: 50%;
            border: 2px solid #fff;
        }

/* roulang page: category3 */
:root {
            --bg-primary: #051F14;
            --bg-secondary: #0B2E1E;
            --bg-card: #0D3625;
            --accent-gold-start: #F59E0B;
            --accent-gold-end: #FCD34D;
            --accent-red: #DC2626;
            --text-primary: #F8FAFC;
            --text-secondary: #D1FAE5;
            --text-muted: #A3A375;
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-gold: 0 6px 25px rgba(245, 158, 11, 0.35);
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.3);
            --radius-lg: 1rem;
            --radius-md: 0.75rem;
            --radius-sm: 0.5rem;
            --font-heading: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
            --font-body: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
        }
        
        body {
            font-family: var(--font-body);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }
        
        * {
            box-sizing: border-box;
        }
        
        a {
            color: var(--accent-gold-start);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        
        a:hover {
            color: var(--accent-gold-end);
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.875rem 2rem;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
            font-weight: 700;
            font-size: 1rem;
            border-radius: var(--radius-md);
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 12px rgba(245, 158, 11, 0.25);
            text-decoration: none;
        }
        
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(245, 158, 11, 0.4);
            color: #051F14;
        }
        
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }
        
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.75rem 1.75rem;
            background: transparent;
            color: var(--accent-gold-start);
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-md);
            border: 2px solid var(--accent-gold-start);
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
        }
        
        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--accent-gold-end);
            color: var(--accent-gold-end);
        }
        
        .btn-login {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.25rem;
            background: transparent;
            color: var(--accent-gold-start);
            font-weight: 600;
            font-size: 0.9375rem;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(245, 158, 11, 0.5);
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
        }
        
        .btn-login:hover {
            background: rgba(245, 158, 11, 0.15);
            border-color: var(--accent-gold-end);
            color: var(--accent-gold-end);
        }
        
        .btn-signup {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.5rem;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
            font-weight: 700;
            font-size: 0.9375rem;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.2);
            text-decoration: none;
        }
        
        .btn-signup:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
            color: #051F14;
        }
        
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 0.25rem 0.75rem;
            border-radius: 9999px;
            font-size: 0.75rem;
            font-weight: 700;
            line-height: 1.4;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        
        .badge-hot {
            background: var(--accent-red);
            color: #fff;
        }
        
        .badge-gold {
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
        }
        
        .badge-outline {
            background: transparent;
            border: 1px solid var(--accent-gold-start);
            color: var(--accent-gold-start);
        }
        
        .card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-card);
        }
        
        .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(245, 158, 11, 0.2);
            border-color: rgba(245, 158, 11, 0.5);
        }
        
        .tag {
            display: inline-flex;
            align-items: center;
            padding: 0.375rem 0.875rem;
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid rgba(245, 158, 11, 0.25);
            color: var(--accent-gold-start);
            border-radius: 9999px;
            font-size: 0.8125rem;
            font-weight: 500;
            transition: all 0.3s ease;
            cursor: pointer;
            text-decoration: none;
        }
        
        .tag:hover {
            background: rgba(245, 158, 11, 0.2);
            border-color: var(--accent-gold-end);
            color: var(--accent-gold-end);
        }
        
        header {
            background: rgba(5, 31, 20, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-gold);
            position: sticky;
            top: 0;
            z-index: 100;
            padding: 0;
        }
        
        .nav-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
            gap: 1.5rem;
        }
        
        .nav-logo {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }
        
        .nav-logo:hover {
            opacity: 0.9;
            -webkit-text-fill-color: var(--accent-gold-end);
        }
        
        .nav-links {
            display: flex;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 0.5rem;
            align-items: center;
        }
        
        .nav-links li a {
            color: var(--text-secondary);
            font-weight: 600;
            font-size: 0.9375rem;
            padding: 0.5rem 1rem;
            border-radius: var(--radius-sm);
            transition: all 0.3s ease;
            text-decoration: none;
            white-space: nowrap;
        }
        
        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--accent-gold-start);
            background: rgba(245, 158, 11, 0.1);
        }
        
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }
        
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: 1px solid rgba(245, 158, 11, 0.4);
            color: var(--accent-gold-start);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 0.4rem 0.75rem;
            border-radius: var(--radius-sm);
            transition: all 0.3s ease;
        }
        
        .mobile-menu-toggle:hover {
            background: rgba(245, 158, 11, 0.15);
            border-color: var(--accent-gold-end);
        }
        
        footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-gold);
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2rem;
        }
        
        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--accent-gold-start);
            margin: 0 0 1rem 0;
        }
        
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        
        .footer-col ul li {
            margin-bottom: 0.5rem;
        }
        
        .footer-col ul li a {
            color: var(--text-secondary);
            font-size: 0.875rem;
            transition: all 0.3s ease;
            text-decoration: none;
        }
        
        .footer-col ul li a:hover {
            color: var(--accent-gold-end);
            padding-left: 0.25rem;
        }
        
        .footer-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: center;
            padding: 1.5rem 0;
            border-top: 1px solid var(--border-gold);
            border-bottom: 1px solid var(--border-gold);
            margin-bottom: 1.5rem;
        }
        
        .footer-badge {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.5rem 1rem;
            background: rgba(245, 158, 11, 0.08);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-sm);
            font-size: 0.8125rem;
            color: var(--text-secondary);
            font-weight: 500;
        }
        
        .footer-badge i {
            color: var(--accent-gold-start);
            font-size: 0.875rem;
        }
        
        .footer-bottom {
            text-align: center;
            color: var(--text-muted);
            font-size: 0.8125rem;
        }
        
        .footer-bottom p {
            margin: 0;
        }
        
        @media (max-width: 1024px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background: rgba(5, 31, 20, 0.98);
                backdrop-filter: blur(12px);
                flex-direction: column;
                padding: 1rem;
                border-bottom: 1px solid var(--border-gold);
                z-index: 99;
                gap: 0.25rem;
            }
            .nav-links.active {
                display: flex;
            }
            .nav-links li a {
                width: 100%;
                padding: 0.75rem 1rem;
                border-radius: var(--radius-sm);
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-actions {
                gap: 0.5rem;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 2rem;
            }
        }
        
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .footer-badges {
                flex-direction: column;
                align-items: center;
            }
            .nav-container {
                gap: 0.75rem;
            }
        }

/* roulang page: category4 */
:root {
            --bg-primary: #051F14;
            --bg-secondary: #0B2E1E;
            --bg-card: #0D3625;
            --accent-gold-start: #F59E0B;
            --accent-gold-end: #FCD34D;
            --accent-red: #DC2626;
            --text-primary: #F8FAFC;
            --text-secondary: #D1FAE5;
            --text-muted: #A3A375;
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-gold: 0 6px 25px rgba(245, 158, 11, 0.35);
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.3);
            --radius-lg: 1rem;
            --radius-md: 0.75rem;
            --radius-sm: 0.5rem;
            --font-heading: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
            --font-body: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

        a {
            color: var(--accent-gold-start);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: var(--accent-gold-end);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.875rem 2rem;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
            font-weight: 700;
            font-size: 1rem;
            border-radius: var(--radius-md);
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 12px rgba(245, 158, 11, 0.25);
            text-decoration: none;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(245, 158, 11, 0.4);
            color: #051F14;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.75rem 1.75rem;
            background: transparent;
            color: var(--accent-gold-start);
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-md);
            border: 2px solid var(--accent-gold-start);
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
        }
        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--accent-gold-end);
            color: var(--accent-gold-end);
        }
        .btn-login {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.25rem;
            background: transparent;
            color: var(--accent-gold-start);
            font-weight: 600;
            font-size: 0.9375rem;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(245, 158, 11, 0.5);
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
        }
        .btn-login:hover {
            background: rgba(245, 158, 11, 0.15);
            border-color: var(--accent-gold-end);
            color: var(--accent-gold-end);
        }
        .btn-signup {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.5rem;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
            font-weight: 700;
            font-size: 0.9375rem;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.2);
            text-decoration: none;
        }
        .btn-signup:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
            color: #051F14;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            padding: 0.25rem 0.75rem;
            border-radius: 9999px;
            font-size: 0.75rem;
            font-weight: 700;
            line-height: 1.4;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        .badge-hot {
            background: var(--accent-red);
            color: #fff;
        }
        .badge-gold {
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
        }

        .card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-card);
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(245, 158, 11, 0.2);
            border-color: rgba(245, 158, 11, 0.5);
        }

        .tag {
            display: inline-flex;
            align-items: center;
            padding: 0.375rem 0.875rem;
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid rgba(245, 158, 11, 0.25);
            color: var(--accent-gold-start);
            border-radius: 9999px;
            font-size: 0.8125rem;
            font-weight: 500;
            transition: all 0.3s ease;
        }

        header {
            background: rgba(5, 31, 20, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-gold);
            position: sticky;
            top: 0;
            z-index: 100;
            padding: 0.75rem 0;
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .nav-logo {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none;
            margin-right: 1.5rem;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.25rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links a {
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 0.9375rem;
            padding: 0.5rem 0;
            position: relative;
            transition: color 0.3s;
            text-decoration: none;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent-gold-start);
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--accent-gold-start);
            border-radius: 2px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        .mobile-menu-toggle {
            display: none;
            background: transparent;
            border: 1px solid rgba(245, 158, 11, 0.4);
            color: var(--accent-gold-start);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 0.5rem 0.75rem;
            border-radius: var(--radius-sm);
        }

        footer {
            background: var(--bg-secondary);
            border-top: 2px solid var(--border-gold);
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
        }
        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--accent-gold-start);
            margin-bottom: 1rem;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 0.6rem;
        }
        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: color 0.3s;
        }
        .footer-col ul li a:hover {
            color: var(--accent-gold-end);
        }
        .footer-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            justify-content: center;
            margin: 2rem 0 1.5rem;
            padding-top: 1.5rem;
            border-top: 1px solid var(--border-gold);
        }
        .footer-badge {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            color: var(--text-muted);
            font-size: 0.85rem;
            font-weight: 500;
        }
        .footer-badge i {
            color: var(--accent-gold-start);
        }
        .footer-bottom {
            text-align: center;
            padding-top: 1rem;
            border-top: 1px solid rgba(245, 158, 11, 0.15);
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        .page-hero {
            background: linear-gradient(135deg, #0B2E1E 0%, #051F14 100%);
            border-bottom: 1px solid var(--border-gold);
            padding: 3.5rem 0;
            position: relative;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(245,158,11,0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .tip-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 2rem;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-card);
            position: relative;
        }
        .tip-card:hover {
            border-color: rgba(245,158,11,0.5);
            transform: translateY(-3px);
        }
        .tip-card .tip-number {
            position: absolute;
            top: -12px;
            left: 2rem;
            background: linear-gradient(135deg, var(--accent-gold-start), var(--accent-gold-end));
            color: #051F14;
            font-weight: 800;
            font-size: 1rem;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .article-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(245,158,11,0.18);
            border-color: rgba(245,158,11,0.5);
        }
        .article-card img {
            height: 200px;
            object-fit: cover;
            border-bottom: 1px solid var(--border-gold);
        }
        .article-card .article-body {
            padding: 1.25rem 1.5rem;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .article-card .article-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0.5rem 0;
            line-height: 1.4;
        }
        .article-card .article-body p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.6;
            margin: 0.25rem 0 1rem;
            flex: 1;
        }

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

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .scenario-block {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background: rgba(11, 46, 30, 0.98);
                padding: 1rem;
                border-radius: var(--radius-md);
                margin-top: 0.75rem;
                border: 1px solid var(--border-gold);
                gap: 0.75rem;
            }
            .nav-links.show {
                display: flex;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-actions {
                gap: 0.5rem;
            }
            .page-hero {
                padding: 2.5rem 0;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-badges {
                flex-direction: column;
                align-items: center;
            }
            .nav-logo {
                font-size: 1.25rem;
            }
        }