/* roulang page: index */
:root {
            --primary: #F59E0B;
            --primary-dark: #D97706;
            --primary-light: #FCD34D;
            --secondary: #0B2E1E;
            --secondary-light: #164E35;
            --accent: #DC2626;
            --base: #051F14;
            --surface: #0F3626;
            --text: #F8FAFC;
            --text-muted: #D1FAE5;
            --text-subtle: #A3A375;
            --border: rgba(245, 158, 11, 0.3);
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(245, 158, 11, 0.1);
            --shadow-card-hover: 0 8px 30px rgba(0, 0, 0, 0.4), 0 0 0 2px rgba(245, 158, 11, 0.4);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: 'Inter', system-ui, -apple-system, sans-serif;
            background-color: var(--base);
            color: var(--text);
            line-height: 1.6;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
            transition: var(--transition);
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(5, 31, 20, 0.95);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary-light);
            letter-spacing: -0.02em;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .logo i {
            color: var(--primary);
            font-size: 1.5rem;
        }
        .nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .nav-link {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-muted);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
        }
        .nav-link:hover,
        .nav-link.active {
            color: var(--primary);
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--gradient-gold);
            border-radius: 2px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            gap: 8px;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-outline {
            color: var(--primary-light);
            background: transparent;
            border: 1.5px solid rgba(245, 158, 11, 0.5);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: 0 0 20px rgba(245, 158, 11, 0.2);
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #1a1a1a;
            border: none;
            box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
        }
        .btn-primary:hover {
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.5);
            transform: translateY(-1px);
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 1rem;
            border-radius: var(--radius-md);
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--primary);
            font-size: 1.5rem;
            padding: 8px;
        }
        @media (max-width: 1024px) {
            .nav {
                display: none;
            }
            .mobile-menu-btn {
                display: block;
            }
            .nav-actions {
                gap: 8px;
            }
            .btn {
                padding: 8px 16px;
                font-size: 0.85rem;
            }
        }
        .hero {
            padding: 120px 0 80px;
            background: radial-gradient(ellipse at 50% 30%, rgba(245, 158, 11, 0.08) 0%, transparent 70%);
            position: relative;
        }
        .hero-inner {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            max-width: 900px;
            margin: 0 auto;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(245, 158, 11, 0.15);
            color: var(--primary-light);
            padding: 8px 20px;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 24px;
            border: 1px solid rgba(245, 158, 11, 0.3);
        }
        .hero-title {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 20px;
            letter-spacing: -0.02em;
        }
        .hero-title span {
            background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 50%, var(--primary-dark) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-desc {
            font-size: 1.15rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 700px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            justify-content: center;
            margin-bottom: 48px;
        }
        .quiz-panel {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 32px;
            border: 1px solid var(--border);
            max-width: 700px;
            width: 100%;
            text-align: left;
        }
        .quiz-question {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--primary-light);
        }
        .quiz-options {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .quiz-option {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 20px;
            background: rgba(255,255,255,0.03);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: var(--transition);
            font-weight: 500;
        }
        .quiz-option:hover {
            border-color: var(--primary);
            background: rgba(245, 158, 11, 0.08);
        }
        .quiz-result {
            display: none;
            margin-top: 24px;
            padding: 20px;
            background: linear-gradient(135deg, rgba(245,158,11,0.1), rgba(220,38,38,0.1));
            border-radius: var(--radius-md);
            border: 1px solid rgba(245,158,11,0.5);
        }
        .quiz-result.show {
            display: block;
        }
        .section {
            padding: 80px 0;
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-weight: 600;
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 16px;
        }
        .section-title {
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 16px;
            line-height: 1.3;
            letter-spacing: -0.02em;
        }
        .section-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            margin-bottom: 40px;
            max-width: 700px;
            line-height: 1.6;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        @media (max-width: 1024px) {
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-title {
                font-size: 2.4rem;
            }
        }
        @media (max-width: 640px) {
            .grid-2,
            .grid-3,
            .grid-4 {
                grid-template-columns: 1fr;
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .hero {
                padding: 100px 0 60px;
            }
            .section {
                padding: 50px 0;
            }
        }
        .card-game {
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .card-game:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .card-game-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .card-game-body {
            padding: 20px;
        }
        .card-game-title {
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 8px;
            color: var(--primary-light);
        }
        .card-game-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 16px;
            line-height: 1.5;
        }
        .tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        .tag-hot {
            background: var(--accent);
            color: #fff;
        }
        .tag-vip {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #1a1a1a;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 40px;
        }
        .stat-item {
            text-align: center;
            padding: 24px;
            background: rgba(255,255,255,0.02);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
        }
        @media (max-width: 640px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }
        .audience-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: start;
        }
        .audience-col {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 32px;
            border: 1px solid var(--border);
        }
        .audience-col h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .audience-col ul {
            list-style: none;
        }
        .audience-col li {
            padding: 10px 0;
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.5;
        }
        .audience-col li i {
            color: var(--primary);
            margin-top: 4px;
            flex-shrink: 0;
        }
        @media (max-width: 768px) {
            .audience-row {
                grid-template-columns: 1fr;
            }
        }
        .match-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 28px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .match-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-card-hover);
        }
        .match-card-num {
            font-size: 3rem;
            font-weight: 800;
            color: var(--primary);
            opacity: 0.3;
            line-height: 1;
            margin-bottom: 12px;
        }
        .match-card h4 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .match-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.5;
        }
        .category-entrance {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .category-entrance a {
            background: linear-gradient(135deg, rgba(245,158,11,0.1), rgba(245,158,11,0.02));
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            transition: var(--transition);
            display: block;
        }
        .category-entrance a:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .category-entrance i {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .category-entrance h4 {
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 6px;
        }
        .category-entrance p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        @media (max-width: 1024px) {
            .category-entrance {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 500px) {
            .category-entrance {
                grid-template-columns: 1fr;
            }
        }
        .news-layout {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 32px;
            align-items: start;
        }
        .news-list-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid rgba(255,255,255,0.05);
            transition: var(--transition);
        }
        .news-list-item:hover {
            color: var(--primary-light);
        }
        .news-list-item img {
            width: 100px;
            height: 70px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }
        .news-list-item h4 {
            font-weight: 600;
            font-size: 0.95rem;
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .news-list-item .meta {
            font-size: 0.8rem;
            color: var(--text-subtle);
        }
        .news-sidebar {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--border);
            position: sticky;
            top: 100px;
        }
        .news-sidebar h4 {
            font-weight: 700;
            margin-bottom: 16px;
            font-size: 1.1rem;
        }
        @media (max-width: 768px) {
            .news-layout {
                grid-template-columns: 1fr;
            }
            .news-sidebar {
                position: static;
            }
        }
        .guarantee-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .guarantee-card {
            text-align: center;
            padding: 24px 16px;
        }
        .guarantee-card i {
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .guarantee-card h4 {
            font-weight: 700;
            margin-bottom: 8px;
            font-size: 1rem;
        }
        .guarantee-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        @media (max-width: 768px) {
            .guarantee-row {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 500px) {
            .guarantee-row {
                grid-template-columns: 1fr;
            }
        }
        .fab {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 900;
            width: 56px;
            height: 56px;
            background: radial-gradient(circle at 30% 30%, #FCD34D, #B45309);
            border-radius: 50%;
            border: 2px solid #F59E0B;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #1a1a1a;
            font-size: 1.5rem;
            cursor: pointer;
            transition: var(--transition);
            opacity: 0.8;
            animation: gentle-bounce 3s ease-in-out infinite;
        }
        .fab:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 30px rgba(245, 158, 11, 0.5);
        }
        @keyframes gentle-bounce {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        .badge-18 {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--accent);
            color: #fff;
            font-weight: 800;
            font-size: 0.8rem;
            border: 2px solid #fff;
        }
        .footer {
            background: #030F0C;
            border-top: 1px solid var(--border);
            padding: 50px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 30px;
        }
        .footer-col h4 {
            font-weight: 700;
            margin-bottom: 16px;
            font-size: 1rem;
            color: var(--primary-light);
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col li {
            margin-bottom: 10px;
        }
        .footer-col a {
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.05);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.85rem;
            color: var(--text-subtle);
        }
        .footer-bottom .badge-18 {
            margin-right: 8px;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 500px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: article */
:root {
            --primary: #F59E0B;
            --primary-dark: #D97706;
            --primary-light: #FCD34D;
            --secondary: #0B2E1E;
            --secondary-light: #164E35;
            --accent: #DC2626;
            --base: #051F14;
            --surface: #0F3626;
            --text: #F8FAFC;
            --text-muted: #D1FAE5;
            --text-subtle: #A3A375;
            --border: rgba(245, 158, 11, 0.3);
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(245, 158, 11, 0.1);
            --shadow-card-hover: 0 8px 30px rgba(0, 0, 0, 0.4), 0 0 0 2px rgba(245, 158, 11, 0.4);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: 'Inter', system-ui, -apple-system, sans-serif;
            background-color: var(--base);
            color: var(--text);
            line-height: 1.6;
            overflow-x: hidden;
        }

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

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

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

        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(5, 31, 20, 0.95);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

        .logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary-light);
            letter-spacing: -0.02em;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .logo i {
            color: var(--primary);
            font-size: 1.5rem;
        }

        .nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav-link {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-muted);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
        }

        .nav-link:hover,
        .nav-link.active {
            color: var(--primary);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
            border-radius: 2px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            gap: 8px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-outline {
            color: var(--primary-light);
            background: transparent;
            border: 1.5px solid rgba(245, 158, 11, 0.5);
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: 0 0 20px rgba(245, 158, 11, 0.2);
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #1a1a1a;
            border: none;
            box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
        }

        .btn-primary:hover {
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.5);
            transform: translateY(-1px);
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 1rem;
            border-radius: var(--radius-md);
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--primary);
            font-size: 1.5rem;
            padding: 8px;
        }

        .section {
            padding: 60px 0;
        }

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

        .article-banner {
            padding: 140px 0 60px;
            background: radial-gradient(ellipse at 50% 30%, rgba(245, 158, 11, 0.08) 0%, transparent 70%);
            position: relative;
        }

        .article-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-subtle);
            font-size: 0.85rem;
            margin-bottom: 24px;
        }

        .article-breadcrumb a {
            color: var(--text-muted);
        }

        .article-breadcrumb a:hover {
            color: var(--primary);
        }

        .article-breadcrumb span {
            color: var(--primary);
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 16px;
        }

        .article-meta-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(245, 158, 11, 0.15);
            color: var(--primary-light);
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 600;
            border: 1px solid rgba(245, 158, 11, 0.3);
        }

        .article-content-wrapper {
            display: flex;
            gap: 40px;
            align-items: flex-start;
        }

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

        .article-sidebar {
            width: 320px;
            flex-shrink: 0;
            position: sticky;
            top: 100px;
        }

        .article-body {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 40px;
            border: 1px solid var(--border);
            line-height: 1.8;
            font-size: 1.05rem;
            color: var(--text-muted);
        }

        .article-body h2 {
            font-size: 1.75rem;
            color: var(--text);
            margin: 32px 0 16px;
            font-weight: 700;
        }

        .article-body h3 {
            font-size: 1.35rem;
            color: var(--primary-light);
            margin: 24px 0 12px;
            font-weight: 600;
        }

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

        .article-body strong {
            color: var(--primary);
        }

        .article-body ul,
        .article-body ol {
            margin: 16px 0 16px 24px;
        }

        .article-body li {
            margin-bottom: 8px;
        }

        .article-body img {
            border-radius: var(--radius-md);
            margin: 24px 0;
        }

        .article-cta-banner {
            background: linear-gradient(135deg, rgba(245, 158, 11, 0.1) 0%, rgba(220, 38, 38, 0.05) 100%);
            border: 1.5px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px;
            margin: 40px 0;
            text-align: center;
        }

        .article-cta-banner h3 {
            margin: 0 0 12px;
            font-size: 1.5rem;
        }

        .article-cta-banner p {
            margin-bottom: 20px;
            color: var(--text-muted);
        }

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

        .sidebar-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--primary-light);
            display: flex;
            align-items: center;
            gap: 8px;
        }

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

        .sidebar-card ul li {
            padding: 10px 0;
            border-bottom: 1px solid rgba(245, 158, 11, 0.1);
        }

        .sidebar-card ul li:last-child {
            border-bottom: none;
        }

        .sidebar-card ul li a {
            color: var(--text-muted);
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }

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

        .sidebar-cta {
            background: linear-gradient(135deg, var(--secondary-light) 0%, var(--base) 100%);
            border: 2px solid var(--primary);
            border-radius: var(--radius-lg);
            padding: 28px;
            text-align: center;
        }

        .sidebar-cta i {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .sidebar-cta h4 {
            font-size: 1.2rem;
            margin-bottom: 8px;
            color: var(--text);
        }

        .sidebar-cta p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .footer {
            background: var(--secondary);
            border-top: 1px solid var(--border);
            padding: 60px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-col h4 {
            color: var(--primary-light);
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 20px;
        }

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

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

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

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
            color: var(--text-subtle);
            font-size: 0.85rem;
        }

        .badge-18 {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--accent);
            color: #fff;
            font-weight: 800;
            font-size: 0.8rem;
            border-radius: 50%;
            border: 2px solid #fff;
        }

        .not-found-state {
            text-align: center;
            padding: 80px 20px;
        }

        .not-found-state i {
            font-size: 4rem;
            color: var(--primary);
            margin-bottom: 20px;
            opacity: 0.6;
        }

        .not-found-state h2 {
            font-size: 2rem;
            margin-bottom: 12px;
        }

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

        .related-posts-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 32px;
        }

        .related-post-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }

        .related-post-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

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

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

        .related-post-card-body h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-post-card-body .date {
            font-size: 0.8rem;
            color: var(--text-subtle);
        }

        .fab {
            position: fixed;
            left: 20px;
            bottom: 100px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--surface);
            border: 2px solid var(--primary);
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 1.5rem;
            cursor: pointer;
            transition: var(--transition);
            opacity: 0.85;
            animation: fab-breathe 3s ease-in-out infinite;
        }

        .fab:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 35px rgba(245, 158, 11, 0.5);
        }

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

        .badge-hot {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 2px 10px;
            border-radius: 50px;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        @media (max-width: 1024px) {
            .nav {
                display: none;
            }
            .mobile-menu-btn {
                display: block;
            }
            .nav-actions {
                gap: 8px;
            }
            .btn {
                padding: 8px 16px;
                font-size: 0.85rem;
            }
            .article-content-wrapper {
                flex-direction: column;
            }
            .article-sidebar {
                width: 100%;
                position: static;
            }
            .related-posts-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 30px;
            }
            .article-body {
                padding: 24px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 60px;
            }
            .logo {
                font-size: 1.1rem;
            }
            .article-banner {
                padding: 100px 0 40px;
            }
            .article-meta {
                font-size: 0.8rem;
                gap: 12px;
            }
            .article-body {
                font-size: 0.95rem;
                padding: 20px;
            }
            .article-body h2 {
                font-size: 1.4rem;
            }
            .article-body h3 {
                font-size: 1.15rem;
            }
            .related-posts-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .section {
                padding: 40px 0;
            }
            .fab {
                width: 48px;
                height: 48px;
                left: 12px;
                bottom: 80px;
                font-size: 1.25rem;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #F59E0B;
            --primary-dark: #D97706;
            --primary-light: #FCD34D;
            --secondary: #0B2E1E;
            --secondary-light: #164E35;
            --accent: #DC2626;
            --base: #051F14;
            --surface: #0F3626;
            --text: #F8FAFC;
            --text-muted: #D1FAE5;
            --text-subtle: #A3A375;
            --border: rgba(245, 158, 11, 0.3);
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(245, 158, 11, 0.1);
            --shadow-card-hover: 0 8px 30px rgba(0, 0, 0, 0.4), 0 0 0 2px rgba(245, 158, 11, 0.4);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: 'Inter', system-ui, -apple-system, sans-serif;
            background-color: var(--base);
            color: var(--text);
            line-height: 1.6;
            overflow-x: hidden;
        }

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

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

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

        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(5, 31, 20, 0.95);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

        .logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary-light);
            letter-spacing: -0.02em;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .logo i {
            color: var(--primary);
            font-size: 1.5rem;
        }

        .nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav-link {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-muted);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
        }

        .nav-link:hover,
        .nav-link.active {
            color: var(--primary);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 50%, var(--primary-dark) 100%);
            border-radius: 2px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            gap: 8px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-outline {
            color: var(--primary-light);
            background: transparent;
            border: 1.5px solid rgba(245, 158, 11, 0.5);
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: 0 0 20px rgba(245, 158, 11, 0.2);
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #1a1a1a;
            border: none;
            box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
        }

        .btn-primary:hover {
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.5);
            transform: translateY(-1px);
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 1rem;
            border-radius: var(--radius-md);
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--primary);
            font-size: 1.5rem;
            padding: 8px;
        }

        .page-hero {
            padding: 140px 0 80px;
            background: radial-gradient(ellipse at 50% 30%, rgba(245, 158, 11, 0.08) 0%, transparent 70%);
            position: relative;
        }

        .page-hero-inner {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: -0.02em;
            text-align: left;
        }

        .section-desc {
            color: var(--text-muted);
            font-size: 1.05rem;
            line-height: 1.7;
            text-align: left;
            max-width: 700px;
        }

        .card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
        }

        .card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(245, 158, 11, 0.6);
            transform: translateY(-2px);
        }

        .game-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            position: relative;
        }

        .game-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(245, 158, 11, 0.6);
            transform: translateY(-4px);
        }

        .game-card-tag {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--accent);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 20px;
            letter-spacing: 0.05em;
            z-index: 2;
        }

        .badge-18 {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--accent);
            color: #fff;
            font-weight: 800;
            font-size: 0.75rem;
            border-radius: 50%;
            flex-shrink: 0;
        }

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

        .stat-item {
            text-align: center;
            padding: 24px;
            background: var(--surface);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
        }

        .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary-light);
            margin-bottom: 8px;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        .timeline-section {
            position: relative;
            padding: 40px 0;
        }

        .timeline-item {
            display: flex;
            gap: 20px;
            margin-bottom: 32px;
            align-items: flex-start;
        }

        .timeline-marker {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            color: #1a1a1a;
        }

        .timeline-content h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 6px;
        }

        .timeline-content p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.6;
        }

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

        .feature-item {
            text-align: left;
            padding: 28px 24px;
            background: var(--surface);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .feature-item:hover {
            border-color: rgba(245, 158, 11, 0.6);
            box-shadow: var(--shadow-card-hover);
        }

        .feature-icon {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 16px;
        }

        .feature-item h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .feature-item p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.6;
        }

        .before-after-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: stretch;
        }

        .before-card,
        .after-card {
            padding: 32px;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
        }

        .before-card {
            background: rgba(220, 38, 38, 0.08);
            border-color: rgba(220, 38, 38, 0.3);
        }

        .after-card {
            background: rgba(16, 185, 129, 0.08);
            border-color: rgba(16, 185, 129, 0.3);
        }

        .before-card h4,
        .after-card h4 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .before-card h4 {
            color: #FCA5A5;
        }

        .after-card h4 {
            color: #6EE7B7;
        }

        .before-card ul,
        .after-card ul {
            list-style: none;
            padding: 0;
        }

        .before-card li,
        .after-card li {
            padding: 8px 0;
            color: var(--text-muted);
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .before-card li i {
            color: #EF4444;
        }

        .after-card li i {
            color: #10B981;
        }

        .cta-banner {
            background: linear-gradient(135deg, rgba(245, 158, 11, 0.1) 0%, rgba(245, 158, 11, 0.05) 100%);
            border: 1px solid rgba(245, 158, 11, 0.4);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
        }

        .cta-banner h3 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .cta-banner p {
            color: var(--text-muted);
            font-size: 1.05rem;
            margin-bottom: 24px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .footer {
            background: var(--secondary);
            border-top: 1px solid var(--border);
            padding: 60px 0 30px;
            margin-top: 60px;
        }

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

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--primary-light);
        }

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

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

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

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

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 24px;
            border-top: 1px solid var(--border);
            font-size: 0.85rem;
            color: var(--text-subtle);
            flex-wrap: wrap;
            gap: 16px;
        }

        @media (max-width: 1024px) {
            .nav {
                gap: 20px;
            }
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav {
                display: none;
            }
            .mobile-menu-btn {
                display: block;
            }
            .nav-actions {
                gap: 8px;
            }
            .btn {
                padding: 8px 16px;
                font-size: 0.85rem;
            }
            .before-after-grid {
                grid-template-columns: 1fr;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .page-hero {
                padding: 120px 0 60px;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .cta-banner {
                padding: 32px 24px;
            }
            .cta-banner h3 {
                font-size: 1.4rem;
            }
        }

        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .btn-lg {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
        }

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

/* roulang page: category2 */
:root {
            --primary: #F59E0B;
            --primary-dark: #D97706;
            --primary-light: #FCD34D;
            --secondary: #0B2E1E;
            --secondary-light: #164E35;
            --accent: #DC2626;
            --base: #051F14;
            --surface: #0F3626;
            --text: #F8FAFC;
            --text-muted: #D1FAE5;
            --text-subtle: #A3A375;
            --border: rgba(245, 158, 11, 0.3);
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(245, 158, 11, 0.1);
            --shadow-card-hover: 0 8px 30px rgba(0, 0, 0, 0.4), 0 0 0 2px rgba(245, 158, 11, 0.4);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: 'Inter', system-ui, -apple-system, sans-serif;
            background-color: var(--base);
            color: var(--text);
            line-height: 1.6;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
            transition: var(--transition);
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(5, 31, 20, 0.95);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary-light);
            letter-spacing: -0.02em;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .logo i {
            color: var(--primary);
            font-size: 1.5rem;
        }
        .nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .nav-link {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-muted);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
        }
        .nav-link:hover,
        .nav-link.active {
            color: var(--primary);
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
            border-radius: 2px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            gap: 8px;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-outline {
            color: var(--primary-light);
            background: transparent;
            border: 1.5px solid rgba(245, 158, 11, 0.5);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: 0 0 20px rgba(245, 158, 11, 0.2);
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #1a1a1a;
            border: none;
            box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
        }
        .btn-primary:hover {
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.5);
            transform: translateY(-1px);
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 1rem;
            border-radius: var(--radius-md);
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--primary);
            font-size: 1.5rem;
            padding: 8px;
        }
        .section {
            padding: 80px 0;
        }
        .section-dark {
            background: rgba(15, 54, 38, 0.5);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 1.1rem;
            color: var(--text-muted);
            margin-bottom: 48px;
        }
        .card {
            background: var(--surface);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            transition: var(--transition);
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .badge-hot {
            display: inline-flex;
            align-items: center;
            background: var(--accent);
            color: #fff;
            padding: 4px 12px;
            border-radius: 4px;
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
        }
        .badge-vip {
            display: inline-flex;
            align-items: center;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #1a1a1a;
            padding: 4px 12px;
            border-radius: 4px;
            font-size: 0.75rem;
            font-weight: 700;
        }
        .footer {
            background: var(--secondary);
            border-top: 2px solid var(--border);
            padding: 60px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-col h4 {
            color: var(--primary-light);
            font-size: 1.1rem;
            margin-bottom: 16px;
            font-weight: 600;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .footer-col ul li a {
            color: var(--text-muted);
        }
        .footer-col ul li a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 30px;
            border-top: 1px solid var(--border);
            font-size: 0.85rem;
            color: var(--text-muted);
            flex-wrap: wrap;
            gap: 16px;
        }
        .badge-18 {
            background: var(--accent);
            color: #fff;
            font-weight: 800;
            font-size: 0.8rem;
            padding: 4px 10px;
            border-radius: 4px;
            display: inline-block;
        }
        .fab-container {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
        }
        .fab {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #5C3A1E, #2B0404);
            border: 2px solid var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--primary-light);
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            transition: var(--transition);
            animation: gentle-float 3s ease-in-out infinite;
            position: relative;
        }
        .fab::after {
            content: '';
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            background: var(--accent);
            border-radius: 50%;
            border: 2px solid #fff;
        }
        .fab:hover {
            transform: scale(1.1);
            box-shadow: 0 8px 35px rgba(245, 158, 11, 0.5);
        }
        @keyframes gentle-float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        @media (max-width: 1024px) {
            .nav {
                display: none;
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                background: rgba(5, 31, 20, 0.98);
                flex-direction: column;
                padding: 20px;
                gap: 16px;
                border-bottom: 1px solid var(--border);
            }
            .nav.open {
                display: flex;
            }
            .mobile-menu-btn {
                display: block;
            }
            .nav-actions {
                gap: 8px;
            }
            .btn {
                padding: 8px 16px;
                font-size: 0.85rem;
            }
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #F59E0B;
            --primary-dark: #D97706;
            --primary-light: #FCD34D;
            --secondary: #0B2E1E;
            --secondary-light: #164E35;
            --accent: #DC2626;
            --base: #051F14;
            --surface: #0F3626;
            --text: #F8FAFC;
            --text-muted: #D1FAE5;
            --text-subtle: #A3A375;
            --border: rgba(245, 158, 11, 0.3);
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(245, 158, 11, 0.1);
            --shadow-card-hover: 0 8px 30px rgba(0, 0, 0, 0.4), 0 0 0 2px rgba(245, 158, 11, 0.4);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --gradient-gold: linear-gradient(135deg, var(--primary-light), var(--primary), var(--primary-dark));
        }

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

        body {
            font-family: 'Inter', system-ui, -apple-system, sans-serif;
            background-color: var(--base);
            color: var(--text);
            line-height: 1.6;
            overflow-x: hidden;
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(5, 31, 20, 0.95);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

        .logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary-light);
            letter-spacing: -0.02em;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .logo i {
            color: var(--primary);
            font-size: 1.5rem;
        }

        .nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav-link {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-muted);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
            transition: var(--transition);
        }

        .nav-link:hover,
        .nav-link.active {
            color: var(--primary);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--gradient-gold);
            border-radius: 2px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            gap: 8px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-outline {
            color: var(--primary-light);
            background: transparent;
            border: 1.5px solid rgba(245, 158, 11, 0.5);
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: 0 0 20px rgba(245, 158, 11, 0.2);
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #1a1a1a;
            border: none;
            box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
        }

        .btn-primary:hover {
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.5);
            transform: translateY(-1px);
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 1rem;
            border-radius: var(--radius-md);
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--primary);
            font-size: 1.5rem;
            padding: 8px;
        }

        .badge-accent {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent);
            color: #fff;
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        .section {
            padding: 80px 0;
        }

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

        .section-label {
            display: inline-block;
            color: var(--primary);
            font-size: 0.9rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 2.25rem;
            font-weight: 800;
            color: var(--text);
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 700px;
            line-height: 1.7;
        }

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

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

        .card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: var(--transition);
        }

        .card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(245, 158, 11, 0.6);
            transform: translateY(-2px);
        }

        .card-body {
            padding: 24px;
        }

        .card-icon {
            width: 56px;
            height: 56px;
            background: rgba(245, 158, 11, 0.1);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            color: var(--primary);
            font-size: 1.5rem;
        }

        .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 8px;
        }

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

        .info-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .info-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .info-list li i {
            color: var(--primary);
            font-size: 1.1rem;
            margin-top: 3px;
            flex-shrink: 0;
        }

        .faq-item {
            background: var(--surface);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(245, 158, 11, 0.5);
        }

        .faq-question {
            padding: 20px 24px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: var(--transition);
        }

        .faq-question:hover {
            color: var(--primary-light);
        }

        .faq-answer {
            padding: 0 24px 20px;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
            display: none;
        }

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

        .faq-item.open .faq-question {
            color: var(--primary);
        }

        .cta-banner {
            background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(220, 38, 38, 0.1));
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 48px;
            text-align: center;
        }

        .footer {
            background: var(--secondary);
            border-top: 1px solid var(--border);
            padding: 60px 0 30px;
            margin-top: 0;
        }

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

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--primary-light);
            margin-bottom: 16px;
        }

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

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

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

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

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.85rem;
            color: var(--text-subtle);
        }

        .badge-18 {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--accent);
            color: #fff;
            font-weight: 800;
            font-size: 0.8rem;
            border-radius: 50%;
            border: 2px solid #fff;
        }

        @media (max-width: 1024px) {
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-2 {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .section-title {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 768px) {
            .nav {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: rgba(5, 31, 20, 0.98);
                flex-direction: column;
                padding: 20px;
                gap: 16px;
                border-bottom: 1px solid var(--border);
                z-index: 999;
            }
            .nav.open {
                display: flex;
            }
            .mobile-menu-btn {
                display: block;
            }
            .nav-actions {
                gap: 8px;
            }
            .btn {
                padding: 8px 16px;
                font-size: 0.85rem;
            }
            .grid-3 {
                grid-template-columns: 1fr;
            }
            .info-list {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .section {
                padding: 60px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .cta-banner {
                padding: 32px 20px;
            }
            .header-inner {
                height: 60px;
            }
            .logo {
                font-size: 1.05rem;
            }
        }

        @media (max-width: 520px) {
            .btn-lg {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #F59E0B;
            --primary-dark: #D97706;
            --primary-light: #FCD34D;
            --secondary: #0B2E1E;
            --secondary-light: #164E35;
            --accent: #DC2626;
            --base: #051F14;
            --surface: #0F3626;
            --text: #F8FAFC;
            --text-muted: #D1FAE5;
            --text-subtle: #A3A375;
            --border: rgba(245, 158, 11, 0.3);
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(245, 158, 11, 0.1);
            --shadow-card-hover: 0 8px 30px rgba(0, 0, 0, 0.4), 0 0 0 2px rgba(245, 158, 11, 0.4);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --gradient-gold: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 50%, var(--primary-dark) 100%);
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: 'Inter', system-ui, -apple-system, sans-serif;
            background-color: var(--base);
            color: var(--text);
            line-height: 1.6;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
            transition: var(--transition);
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(5, 31, 20, 0.95);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary-light);
            letter-spacing: -0.02em;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .logo i {
            color: var(--primary);
            font-size: 1.5rem;
        }
        .nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .nav-link {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-muted);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
        }
        .nav-link:hover,
        .nav-link.active {
            color: var(--primary);
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--gradient-gold);
            border-radius: 2px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            gap: 8px;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-outline {
            color: var(--primary-light);
            background: transparent;
            border: 1.5px solid rgba(245, 158, 11, 0.5);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: 0 0 20px rgba(245, 158, 11, 0.2);
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #1a1a1a;
            border: none;
            box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
        }
        .btn-primary:hover {
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.5);
            transform: translateY(-1px);
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 1rem;
            border-radius: var(--radius-md);
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--primary);
            font-size: 1.5rem;
            padding: 8px;
        }
        .hero {
            padding: 140px 0 100px;
            background: radial-gradient(ellipse at 50% 30%, rgba(245, 158, 11, 0.1) 0%, transparent 70%);
            position: relative;
        }
        .hero-inner {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            max-width: 900px;
            margin: 0 auto;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(245, 158, 11, 0.15);
            color: var(--primary-light);
            padding: 8px 20px;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 24px;
            border: 1px solid rgba(245, 158, 11, 0.3);
        }
        .hero-title {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 20px;
            letter-spacing: -0.02em;
        }
        .hero-title span {
            background: var(--gradient-gold);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-desc {
            font-size: 1.15rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 36px;
        }
        .section {
            padding: 80px 0;
        }
        .section-title {
            font-size: 2.2rem;
            font-weight: 700;
            text-align: center;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            text-align: center;
            margin-bottom: 48px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }
        .card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        .card-body {
            padding: 20px;
        }
        .card-tag {
            display: inline-block;
            background: rgba(245, 158, 11, 0.15);
            color: var(--primary);
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
            margin-bottom: 12px;
        }
        .card-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 8px;
        }
        .card-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.5;
        }
        .feature-row {
            display: flex;
            gap: 40px;
            align-items: center;
        }
        .feature-content {
            flex: 1;
            text-align: left;
        }
        .feature-content h3 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .feature-content p {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 20px;
        }
        .feature-img {
            flex: 1;
            border-radius: var(--radius-lg);
            overflow: hidden;
        }
        .badge-18 {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--accent);
            color: #fff;
            font-weight: 800;
            font-size: 0.85rem;
            border-radius: 50%;
            border: 2px solid rgba(255, 255, 255, 0.3);
        }
        .fab {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            background: radial-gradient(circle, var(--primary) 0%, var(--primary-dark) 100%);
            border-radius: 50%;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: #1a1a1a;
            animation: floatSlow 3s ease-in-out infinite;
            transition: var(--transition);
        }
        .fab:hover {
            transform: scale(1.1);
            box-shadow: 0 8px 35px rgba(245, 158, 11, 0.5);
        }
        @keyframes floatSlow {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        .footer {
            background: var(--secondary);
            padding: 60px 0 24px;
            border-top: 2px solid var(--border);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--primary-light);
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 0.9rem;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 20px;
            border-top: 1px solid var(--border);
            font-size: 0.85rem;
            color: var(--text-muted);
            flex-wrap: wrap;
            gap: 12px;
        }
        @media (max-width: 1024px) {
            .nav { gap: 20px; }
            .grid-3 { grid-template-columns: repeat(2, 1fr); }
            .feature-row { flex-direction: column; }
            .hero-title { font-size: 2.4rem; }
            .section-title { font-size: 1.8rem; }
        }
        @media (max-width: 768px) {
            .nav { display: none; }
            .mobile-menu-btn { display: block; }
            .hero-title { font-size: 2rem; }
            .hero { padding: 110px 0 70px; }
            .section { padding: 50px 0; }
            .grid-3 { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: repeat(2, 1fr); }
            .hero-desc { font-size: 1rem; }
        }
        @media (max-width: 520px) {
            .header-inner { height: 60px; }
            .nav-actions { gap: 6px; }
            .btn { padding: 8px 14px; font-size: 0.8rem; }
            .logo { font-size: 1rem; }
            .hero-title { font-size: 1.6rem; }
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }