/* roulang page: index */
:root {
            --primary: #451A03;
            --primary-deep: #2D0F02;
            --accent-gold: #F59E0B;
            --accent-amber: #D97706;
            --accent-red: #DC2626;
            --bg-ivory: #FFFBEB;
            --bg-cream: #FEF3C7;
            --bg-card: #FFFFFF;
            --text-main: #1C1917;
            --text-muted: #57534E;
            --text-light: #78716C;
            --border-subtle: #E7E5E4;
            --shadow-sm: 0 1px 2px rgba(69, 26, 3, 0.06);
            --shadow-md: 0 4px 12px rgba(69, 26, 3, 0.08);
            --shadow-lg: 0 10px 30px rgba(69, 26, 3, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --transition: all 0.2s ease;
            --font-head: 'Georgia', 'Times New Roman', serif;
            --font-body: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

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

        a {
            text-decoration: none;
            color: inherit;
        }

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

        button, input, textarea {
            font-family: inherit;
            border: none;
            outline: none;
        }

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

        /* Header */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 251, 235, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-subtle);
            transition: var(--transition);
        }

        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo {
            font-family: var(--font-head);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }

        .logo i {
            color: var(--accent-gold);
            margin-right: 8px;
        }

        nav.desktop-nav {
            display: flex;
            align-items: center;
            gap: 28px;
        }

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

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

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

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

        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--accent-gold);
            color: var(--accent-amber);
            padding: 8px 20px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.08);
            border-color: var(--accent-amber);
        }

        .btn-solid {
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            color: #FFFFFF;
            padding: 9px 22px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }

        .btn-solid:hover {
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.45);
            transform: translateY(-1px);
        }

        .mobile-toggle {
            display: none;
            background: transparent;
            font-size: 1.5rem;
            color: var(--primary);
            cursor: pointer;
            padding: 8px;
        }

        /* Hero - Cinematic Dark */
        .hero {
            padding: 140px 0 80px;
            background: linear-gradient(135deg, #2D0F02 0%, #451A03 40%, #5C2D0E 100%);
            position: relative;
            overflow: hidden;
            min-height: 600px;
            display: flex;
            align-items: center;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }

        .hero .container {
            position: relative;
            z-index: 1;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 48px;
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(245, 158, 11, 0.15);
            border: 1px solid rgba(245, 158, 11, 0.35);
            color: var(--accent-gold);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            margin-bottom: 20px;
        }

        .hero-badge i {
            font-size: 0.75rem;
            color: var(--accent-red);
        }

        .hero-content h1 {
            font-family: var(--font-head);
            font-size: 2.8rem;
            font-weight: 800;
            color: #FFFFFF;
            line-height: 1.2;
            margin-bottom: 18px;
            letter-spacing: -0.01em;
        }

        .hero-content h1 span {
            color: var(--accent-gold);
        }

        .hero-content p {
            font-size: 1.05rem;
            color: #E7E5E4;
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 560px;
        }

        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            margin-bottom: 28px;
        }

        .hero-stat {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #FDE68A;
            font-weight: 600;
            font-size: 0.9rem;
        }

        .hero-stat i {
            font-size: 1.3rem;
            color: var(--accent-gold);
        }

        .hero-visual {
            flex: 1 1 360px;
            position: relative;
        }

        .hero-poster {
            width: 100%;
            max-width: 380px;
            border-radius: 16px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.5);
            border: 2px solid rgba(245, 158, 11, 0.2);
            margin: 0 auto;
        }

        /* Section Base */
        .section {
            padding: 72px 0;
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-header h2 {
            font-family: var(--font-head);
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .section-header p {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 640px;
            line-height: 1.65;
        }

        .section-header.center {
            text-align: center;
        }

        .section-header.center p {
            margin: 0 auto;
        }

        /* Category Grid */
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .cat-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }

        .cat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .cat-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
        }

        .cat-card-body {
            padding: 18px 16px 20px;
        }

        .cat-card-body h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .cat-card-body p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

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

        .featured-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            overflow: hidden;
        }

        .featured-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

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

        .featured-card-body {
            padding: 16px 18px 20px;
        }

        .tag {
            display: inline-block;
            background: rgba(245, 158, 11, 0.12);
            color: var(--accent-amber);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 12px;
            margin-bottom: 8px;
        }

        .featured-card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-main);
        }

        .featured-card-body p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* Article List */
        .article-list {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 32px;
            align-items: start;
        }

        .article-main-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .article-item {
            display: flex;
            gap: 16px;
            background: var(--bg-card);
            padding: 16px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            align-items: flex-start;
        }

        .article-item:hover {
            box-shadow: var(--shadow-md);
        }

        .article-item img {
            width: 120px;
            height: 80px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }

        .article-item-content h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--text-main);
        }

        .article-item-content p {
            font-size: 0.8rem;
            color: var(--text-light);
            line-height: 1.45;
        }

        .article-sidebar {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 20px;
            box-shadow: var(--shadow-sm);
        }

        .article-sidebar h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--primary);
        }

        .sidebar-item {
            display: flex;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-subtle);
            font-size: 0.85rem;
            color: var(--text-main);
        }

        .sidebar-item:last-child {
            border-bottom: none;
        }

        .sidebar-item i {
            color: var(--accent-gold);
            font-size: 0.7rem;
            margin-top: 4px;
        }

        /* Leaderboard */
        .leaderboard-table {
            width: 100%;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .leaderboard-row {
            display: flex;
            align-items: center;
            padding: 14px 20px;
            border-bottom: 1px solid var(--border-subtle);
            gap: 16px;
        }

        .leaderboard-row:last-child {
            border-bottom: none;
        }

        .rank {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .rank.gold {
            background: #FDE68A;
            color: #92400E;
        }
        .rank.silver {
            background: #E2E8F0;
            color: #475569;
        }
        .rank.bronze {
            background: #FED7AA;
            color: #9A3412;
        }

        .leaderboard-info {
            flex: 1;
        }

        .leaderboard-info h4 {
            font-size: 0.9rem;
            font-weight: 600;
        }

        .leaderboard-info span {
            font-size: 0.75rem;
            color: var(--text-light);
        }

        .leaderboard-stat {
            font-weight: 700;
            color: var(--accent-amber);
            font-size: 0.9rem;
            white-space: nowrap;
        }

        /* Partners */
        .partner-strip {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 32px;
            align-items: center;
            opacity: 0.7;
            padding: 20px 0;
        }

        .partner-badge {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* Trust Bar */
        .trust-bar {
            background: linear-gradient(90deg, var(--primary-deep), var(--primary));
            padding: 24px 0;
        }

        .trust-icons {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 36px;
            color: #FDE68A;
            font-weight: 500;
            font-size: 0.9rem;
        }

        .trust-icons span {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .trust-icons i {
            font-size: 1.2rem;
            color: var(--accent-gold);
        }

        /* Trial / CTA */
        .cta-section {
            background: linear-gradient(135deg, #5C2D0E, #451A03);
            padding: 56px 0;
            text-align: center;
            color: #FFFFFF;
            border-radius: var(--radius-xl);
            margin: 40px auto;
            max-width: 1280px;
        }

        .cta-section h2 {
            font-family: var(--font-head);
            font-size: 1.8rem;
            margin-bottom: 12px;
        }

        .cta-section p {
            color: #E7E5E4;
            margin-bottom: 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        /* Footer */
        footer {
            background: var(--primary-deep);
            color: #D6D3D1;
            padding: 48px 0 24px;
        }

        footer .container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 32px;
        }

        footer .footer-col h4 {
            color: #FDE68A;
            margin-bottom: 12px;
            font-weight: 700;
        }

        footer .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: #A8A29E;
            margin-bottom: 6px;
            transition: var(--transition);
        }

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

        .copyright {
            text-align: center;
            margin-top: 32px;
            font-size: 0.8rem;
            color: #78716C;
        }

        /* FAB */
        .floating-fab {
            position: fixed;
            left: 24px;
            bottom: 96px;
            z-index: 999;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #F59E0B, #D97706);
            box-shadow: 0 6px 24px rgba(245, 158, 11, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            animation: floatBreathe 3s ease-in-out infinite;
        }

        .floating-fab:hover {
            transform: scale(1.08);
            box-shadow: 0 8px 30px rgba(245, 158, 11, 0.55);
        }

        .floating-fab i {
            font-size: 1.6rem;
            color: #FFFFFF;
        }

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

        /* FAQ */
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            margin-bottom: 12px;
            box-shadow: var(--shadow-sm);
        }

        .faq-item h3 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--primary);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .grid-4 { grid-template-columns: repeat(2, 1fr); }
            .grid-3 { grid-template-columns: repeat(2, 1fr); }
            .article-list { grid-template-columns: 1fr; }
            .hero-content h1 { font-size: 2.2rem; }
        }

        @media (max-width: 768px) {
            .desktop-nav, .nav-actions .btn-outline { display: none; }
            .mobile-toggle { display: block; }
            .grid-4 { grid-template-columns: 1fr; }
            .grid-3 { grid-template-columns: 1fr; }
            .hero { padding: 120px 0 48px; min-height: auto; }
            .hero-content h1 { font-size: 1.8rem; }
            .hero-poster { max-width: 260px; }
            .trust-icons { gap: 16px; font-size: 0.8rem; }
            .section { padding: 48px 0; }
            .article-item { flex-direction: column; }
            .article-item img { width: 100%; height: auto; }
        }

        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .hero-content h1 { font-size: 1.6rem; }
            .hero-meta { gap: 12px; }
            .leaderboard-row { flex-wrap: wrap; }
        }

/* roulang page: article */
/* ========== DESIGN SYSTEM (aligned with homepage) ========== */
        :root {
            --primary: #451A03;
            --primary-deep: #2D0F02;
            --accent-gold: #F59E0B;
            --accent-amber: #D97706;
            --accent-red: #DC2626;
            --bg-ivory: #FFFBEB;
            --bg-cream: #FEF3C7;
            --bg-card: #FFFFFF;
            --text-main: #1C1917;
            --text-muted: #57534E;
            --text-light: #78716C;
            --border-subtle: #E7E5E4;
            --shadow-sm: 0 1px 2px rgba(69, 26, 3, 0.06);
            --shadow-md: 0 4px 12px rgba(69, 26, 3, 0.08);
            --shadow-lg: 0 10px 30px rgba(69, 26, 3, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --transition: all 0.2s ease;
            --font-head: 'Georgia', 'Times New Roman', serif;
            --font-body: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-body);
            background: var(--bg-ivory);
            color: var(--text-main);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            padding-top: 68px;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

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

        button,
        input,
        textarea {
            font-family: inherit;
            border: none;
            outline: none;
        }

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

        .container-narrow {
            width: 100%;
            max-width: 860px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER (shared from homepage) ========== */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 251, 235, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-subtle);
            transition: var(--transition);
        }

        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo {
            font-family: var(--font-head);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }

        .logo i {
            color: var(--accent-gold);
            margin-right: 8px;
        }

        nav.desktop-nav {
            display: flex;
            align-items: center;
            gap: 28px;
        }

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

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

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

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

        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--accent-gold);
            color: var(--accent-amber);
            padding: 8px 20px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.08);
            border-color: var(--accent-amber);
        }

        .btn-solid {
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            color: #FFFFFF;
            padding: 9px 22px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }

        .btn-solid:hover {
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.45);
            transform: translateY(-1px);
        }

        .mobile-toggle {
            display: none;
            background: transparent;
            font-size: 1.5rem;
            color: var(--primary);
            cursor: pointer;
            padding: 8px;
        }

        /* ========== ARTICLE LAYOUT ========== */
        .article-wrapper {
            padding: 48px 0 64px;
        }

        .article-layout {
            display: flex;
            gap: 48px;
            position: relative;
        }

        .article-main {
            flex: 1 1 720px;
            max-width: 720px;
            min-width: 0;
        }

        .article-sidebar {
            flex: 0 0 300px;
            display: none;
        }

        @media (min-width: 1024px) {
            .article-sidebar {
                display: block;
            }
        }

        /* ========== ARTICLE HEADER ========== */
        .article-header {
            margin-bottom: 32px;
        }

        .article-category-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(245, 158, 11, 0.1);
            color: var(--accent-amber);
            font-size: 0.82rem;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 14px;
            border: 1px solid rgba(245, 158, 11, 0.25);
        }

        .article-category-tag i {
            font-size: 0.7rem;
        }

        .article-header h1 {
            font-family: var(--font-head);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary-deep);
            line-height: 1.3;
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 18px;
            font-size: 0.88rem;
            color: var(--text-light);
        }

        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .article-meta i {
            font-size: 0.8rem;
            color: var(--accent-amber);
        }

        .article-featured-img {
            margin: 28px 0 36px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

        .article-featured-img img {
            width: 100%;
            object-fit: cover;
        }

        /* ========== ARTICLE BODY ========== */
        .article-body {
            font-size: 1.05rem;
            line-height: 1.75;
            color: var(--text-main);
        }

        .article-body h2 {
            font-family: var(--font-head);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary-deep);
            margin: 36px 0 14px;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--bg-cream);
        }

        .article-body h3 {
            font-family: var(--font-head);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-main);
            margin: 28px 0 10px;
        }

        .article-body p {
            margin-bottom: 16px;
            color: var(--text-main);
        }

        .article-body strong {
            color: var(--primary-deep);
            font-weight: 700;
        }

        .article-body ul,
        .article-body ol {
            margin: 12px 0 20px 20px;
        }

        .article-body li {
            margin-bottom: 8px;
            padding-left: 6px;
        }

        .article-body blockquote {
            background: var(--bg-cream);
            border-left: 4px solid var(--accent-gold);
            padding: 16px 22px;
            margin: 24px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-muted);
            font-style: italic;
        }

        .article-body img {
            border-radius: var(--radius-md);
            margin: 20px 0;
        }

        /* ========== SIDEBAR ========== */
        .sidebar-sticky {
            position: sticky;
            top: 88px;
        }

        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 24px;
            margin-bottom: 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-subtle);
        }

        .sidebar-card h3 {
            font-family: var(--font-head);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary-deep);
            margin-bottom: 16px;
            padding-bottom: 8px;
            border-bottom: 1px solid var(--border-subtle);
        }

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

        .sidebar-card ul li {
            margin-bottom: 12px;
        }

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

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

        .sidebar-card ul li a i {
            color: var(--accent-gold);
            font-size: 0.7rem;
        }

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

        .sidebar-tags a {
            display: inline-block;
            background: var(--bg-cream);
            color: var(--text-muted);
            padding: 5px 12px;
            border-radius: 16px;
            font-size: 0.78rem;
            font-weight: 500;
            transition: var(--transition);
        }

        .sidebar-tags a:hover {
            background: rgba(245, 158, 11, 0.15);
            color: var(--accent-amber);
        }

        /* ========== RELATED / BOTTOM CTAs ========== */
        .section-related {
            margin-top: 48px;
            padding-top: 36px;
            border-top: 1px solid var(--border-subtle);
        }

        .section-related h3 {
            font-family: var(--font-head);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--primary-deep);
            margin-bottom: 20px;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
            gap: 20px;
        }

        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-subtle);
            transition: var(--transition);
        }

        .related-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

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

        .related-card-body {
            padding: 14px 16px;
        }

        .related-card-body h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--primary-deep);
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-card-body p {
            font-size: 0.82rem;
            color: var(--text-light);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .btn-cta {
            display: inline-block;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            color: #FFFFFF;
            padding: 12px 28px;
            border-radius: 24px;
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
        }

        .btn-cta:hover {
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.5);
            transform: translateY(-1px);
        }

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

        .not-found-state i {
            font-size: 4rem;
            color: var(--accent-gold);
            margin-bottom: 20px;
            display: block;
        }

        .not-found-state h2 {
            font-family: var(--font-head);
            font-size: 1.8rem;
            margin-bottom: 10px;
            color: var(--primary-deep);
        }

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

        /* ========== FOOTER (shared) ========== */
        footer {
            background: var(--primary-deep);
            color: #E7E5E4;
            padding: 48px 0 28px;
            margin-top: 60px;
        }

        footer .container {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            justify-content: space-between;
            margin-bottom: 28px;
        }

        .footer-col h4 {
            font-family: var(--font-head);
            font-size: 1rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 16px;
        }

        .footer-col a {
            display: block;
            color: #A8A29E;
            font-size: 0.88rem;
            margin-bottom: 10px;
            transition: var(--transition);
        }

        .footer-col a:hover {
            color: #FEF3C7;
        }

        .copyright {
            text-align: center;
            font-size: 0.82rem;
            color: #78716C;
            border-top: 1px solid rgba(120, 113, 108, 0.2);
            padding-top: 20px;
            width: 100%;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .article-layout {
                flex-direction: column;
                gap: 36px;
            }

            .article-main {
                max-width: 100%;
            }

            .article-header h1 {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 768px) {
            .desktop-nav {
                display: none !important;
            }

            .mobile-toggle {
                display: block;
            }

            .nav-actions .btn-outline,
            .nav-actions .btn-solid {
                font-size: 0.78rem;
                padding: 7px 16px;
            }

            .article-header h1 {
                font-size: 1.5rem;
            }

            .article-body {
                font-size: 0.98rem;
            }

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

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

            .container-narrow {
                padding: 0 16px;
            }

            header .container {
                height: 60px;
            }

            .logo {
                font-size: 1rem;
            }

            .article-wrapper {
                padding: 28px 0 48px;
            }

            .article-meta {
                gap: 10px;
                font-size: 0.8rem;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #451A03;
            --primary-deep: #2D0F02;
            --accent-gold: #F59E0B;
            --accent-amber: #D97706;
            --accent-red: #DC2626;
            --bg-ivory: #FFFBEB;
            --bg-cream: #FEF3C7;
            --bg-card: #FFFFFF;
            --text-main: #1C1917;
            --text-muted: #57534E;
            --text-light: #78716C;
            --border-subtle: #E7E5E4;
            --shadow-sm: 0 1px 2px rgba(69, 26, 3, 0.06);
            --shadow-md: 0 4px 12px rgba(69, 26, 3, 0.08);
            --shadow-lg: 0 10px 30px rgba(69, 26, 3, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --transition: all 0.2s ease;
            --font-head: 'Georgia', 'Times New Roman', serif;
            --font-body: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font-body);
            background: var(--bg-ivory);
            color: var(--text-main);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: inherit;
            border: none;
            outline: none;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        /* Header */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 251, 235, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-subtle);
            transition: var(--transition);
        }
        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo {
            font-family: var(--font-head);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }
        .logo i {
            color: var(--accent-gold);
            margin-right: 8px;
        }
        nav.desktop-nav {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        nav.desktop-nav a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-main);
            transition: var(--transition);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
        }
        nav.desktop-nav a:hover,
        nav.desktop-nav a.active {
            color: var(--accent-amber);
        }
        nav.desktop-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--accent-gold);
            color: var(--accent-amber);
            padding: 8px 20px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.08);
            border-color: var(--accent-amber);
        }
        .btn-solid {
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            color: #FFFFFF;
            padding: 9px 22px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }
        .btn-solid:hover {
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.45);
            transform: translateY(-1px);
        }
        .mobile-toggle {
            display: none;
            background: transparent;
            font-size: 1.5rem;
            color: var(--primary);
            cursor: pointer;
            padding: 8px;
        }
        /* Page Header */
        .page-header {
            padding: 120px 0 60px;
            background: linear-gradient(135deg, #2D0F02 0%, #451A03 40%, #5C2D0E 100%);
            position: relative;
            overflow: hidden;
            text-align: center;
        }
        .page-header::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }
        .page-header .container {
            position: relative;
            z-index: 1;
        }
        .category-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(245, 158, 11, 0.15);
            border: 1px solid rgba(245, 158, 11, 0.4);
            color: var(--accent-gold);
            padding: 8px 20px;
            border-radius: 24px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            margin-bottom: 20px;
        }
        .page-header h1 {
            font-family: var(--font-head);
            font-size: 2.5rem;
            color: #FFFBEB;
            margin: 16px 0;
            line-height: 1.3;
        }
        .page-header p {
            font-size: 1.05rem;
            color: #D6D3D1;
            max-width: 680px;
            margin: 0 auto;
            line-height: 1.6;
        }
        .page-header .header-stats {
            display: flex;
            justify-content: center;
            gap: 48px;
            margin-top: 40px;
            flex-wrap: wrap;
        }
        .header-stat {
            text-align: center;
        }
        .header-stat .number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent-gold);
            font-family: var(--font-head);
        }
        .header-stat .label {
            font-size: 0.85rem;
            color: #D6D3D1;
            margin-top: 4px;
        }
        /* Section Common */
        section {
            padding: 64px 0;
        }
        .section-intro {
            margin-bottom: 40px;
        }
        .section-intro h2 {
            font-family: var(--font-head);
            font-size: 1.8rem;
            color: var(--primary);
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .section-intro p {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 640px;
            line-height: 1.6;
        }
        /* Fundamentals Grid */
        .fundamentals-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .fund-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            border: 1px solid var(--border-subtle);
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .fund-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: rgba(245, 158, 11, 0.25);
        }
        .fund-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            background: rgba(245, 158, 11, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            font-size: 1.5rem;
            color: var(--accent-amber);
        }
        .fund-card h3 {
            font-family: var(--font-head);
            font-size: 1.2rem;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .fund-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        /* Rule Steps */
        .rule-steps {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }
        .rule-step {
            display: flex;
            gap: 24px;
            align-items: flex-start;
            background: var(--bg-card);
            padding: 28px;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-subtle);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .rule-step:hover {
            box-shadow: var(--shadow-md);
        }
        .step-number {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            color: #FFFFFF;
            font-weight: 700;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-head);
        }
        .step-content h3 {
            font-family: var(--font-head);
            font-size: 1.25rem;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .step-content p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .step-content ul {
            margin-top: 12px;
            padding-left: 20px;
        }
        .step-content ul li {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 6px;
            line-height: 1.5;
        }
        /* Visual Card Section */
        .visual-cards {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }
        .visual-image img {
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-lg);
        }
        .visual-detail h2 {
            font-family: var(--font-head);
            font-size: 1.8rem;
            color: var(--primary);
            margin-bottom: 16px;
        }
        .visual-detail p {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 20px;
        }
        .visual-detail .highlight-list {
            list-style: none;
            padding: 0;
        }
        .visual-detail .highlight-list li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.95rem;
            color: var(--text-main);
        }
        .visual-detail .highlight-list li i {
            color: var(--accent-gold);
            font-size: 1.1rem;
        }
        /* Checklist Section */
        .checklist-block {
            background: var(--bg-card);
            border-radius: var(--radius-xl);
            padding: 48px;
            border: 1px solid var(--border-subtle);
            box-shadow: var(--shadow-md);
        }
        .checklist-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px 40px;
        }
        .checklist-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 14px 0;
        }
        .checklist-item i {
            color: var(--accent-gold);
            font-size: 1.2rem;
            margin-top: 2px;
        }
        .checklist-item .check-text strong {
            display: block;
            font-size: 1rem;
            color: var(--primary);
            margin-bottom: 4px;
        }
        .checklist-item .check-text span {
            font-size: 0.9rem;
            color: var(--text-muted);
        }
        /* Tips Section */
        .tips-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .tip-card {
            background: linear-gradient(135deg, #FFFBEB 0%, #FFFFFF 100%);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .tip-card:hover {
            box-shadow: var(--shadow-md);
            border-color: rgba(245, 158, 11, 0.3);
            transform: translateY(-3px);
        }
        .tip-card .tip-num {
            font-family: var(--font-head);
            font-size: 2rem;
            color: var(--accent-gold);
            font-weight: 700;
            margin-bottom: 8px;
        }
        .tip-card h4 {
            font-family: var(--font-head);
            font-size: 1.1rem;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .tip-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
        }
        /* Latest Updates */
        .updates-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .update-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .update-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .update-card .card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        .update-card .card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .update-card .card-tag {
            font-size: 0.75rem;
            color: var(--accent-amber);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            margin-bottom: 8px;
        }
        .update-card h3 {
            font-family: var(--font-head);
            font-size: 1.15rem;
            color: var(--primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .update-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.5;
            flex: 1;
        }
        .update-card .card-link {
            margin-top: 14px;
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--accent-amber);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        /* CTA Banner */
        .cta-banner {
            background: linear-gradient(135deg, var(--primary), var(--primary-deep));
            border-radius: var(--radius-xl);
            padding: 56px 48px;
            text-align: center;
            color: #FFFBEB;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-6.jpg') center/cover no-repeat;
            opacity: 0.08;
            z-index: 0;
        }
        .cta-banner .container-inner {
            position: relative;
            z-index: 1;
            max-width: 640px;
            margin: 0 auto;
        }
        .cta-banner h2 {
            font-family: var(--font-head);
            font-size: 2rem;
            margin-bottom: 16px;
        }
        .cta-banner p {
            font-size: 1.05rem;
            color: #D6D3D1;
            margin-bottom: 28px;
            line-height: 1.6;
        }
        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-cta-main {
            background: var(--accent-gold);
            color: #1C1917;
            padding: 14px 32px;
            border-radius: 32px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.4);
        }
        .btn-cta-main:hover {
            background: #FCD34D;
            box-shadow: 0 6px 24px rgba(245, 158, 11, 0.55);
            transform: translateY(-2px);
        }
        .btn-cta-outline {
            background: transparent;
            border: 2px solid rgba(255, 251, 235, 0.5);
            color: var(--bg-ivory);
            padding: 13px 30px;
            border-radius: 32px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .btn-cta-outline:hover {
            border-color: var(--bg-ivory);
            background: rgba(255, 251, 235, 0.08);
        }
        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        details.faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        details.faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        details.faq-item summary {
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--primary);
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }
        details.faq-item summary::after {
            content: '\f107';
            font-family: 'Font Awesome 6 Free';
            font-weight: 700;
            color: var(--accent-amber);
            transition: var(--transition);
        }
        details.faq-item[open] summary::after {
            transform: rotate(180deg);
        }
        details.faq-item .faq-body {
            margin-top: 14px;
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        /* Footer */
        footer {
            background: var(--primary-deep);
            color: #D6D3D1;
            padding: 56px 0 32px;
            margin-top: 0;
        }
        footer .container {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            justify-content: space-between;
            margin-bottom: 40px;
        }
        .footer-col h4 {
            font-family: var(--font-head);
            color: var(--accent-gold);
            margin-bottom: 20px;
            font-size: 1.05rem;
        }
        .footer-col a {
            display: block;
            font-size: 0.9rem;
            color: #D6D3D1;
            margin-bottom: 10px;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent-gold);
        }
        .copyright {
            text-align: center;
            font-size: 0.8rem;
            color: #78716C;
            border-top: 1px solid rgba(255, 251, 235, 0.08);
            padding-top: 24px;
        }
        /* FAB */
        .fab-left {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #2D0F02, #451A03);
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            cursor: pointer;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            transition: var(--transition);
            opacity: 0.8;
        }
        .fab-left:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 32px rgba(245, 158, 11, 0.5);
        }
        .fab-left:active {
            transform: scale(0.95) translateY(2px);
        }
        .fab-badge {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--accent-red);
            border: 2px solid #FFFBEB;
        }

/* roulang page: category2 */
:root {
            --primary: #451A03;
            --primary-deep: #2D0F02;
            --accent-gold: #F59E0B;
            --accent-amber: #D97706;
            --accent-red: #DC2626;
            --bg-ivory: #FFFBEB;
            --bg-cream: #FEF3C7;
            --bg-card: #FFFFFF;
            --text-main: #1C1917;
            --text-muted: #57534E;
            --text-light: #78716C;
            --border-subtle: #E7E5E4;
            --shadow-sm: 0 1px 2px rgba(69, 26, 3, 0.06);
            --shadow-md: 0 4px 12px rgba(69, 26, 3, 0.08);
            --shadow-lg: 0 10px 30px rgba(69, 26, 3, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --transition: all 0.2s ease;
            --font-head: 'Georgia', 'Times New Roman', serif;
            --font-body: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: var(--font-body);
            background: var(--bg-ivory);
            color: var(--text-main);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            padding-top: 68px;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, textarea {
            font-family: inherit;
            border: none;
            outline: none;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        /* Header */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 251, 235, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-subtle);
            transition: var(--transition);
        }
        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo {
            font-family: var(--font-head);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }
        .logo i {
            color: var(--accent-gold);
            margin-right: 8px;
        }
        nav.desktop-nav {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        nav.desktop-nav a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-main);
            transition: var(--transition);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
        }
        nav.desktop-nav a:hover,
        nav.desktop-nav a.active {
            color: var(--accent-amber);
        }
        nav.desktop-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--accent-gold);
            color: var(--accent-amber);
            padding: 8px 20px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.08);
            border-color: var(--accent-amber);
        }
        .btn-solid {
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            color: #FFFFFF;
            padding: 9px 22px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }
        .btn-solid:hover {
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.45);
            transform: translateY(-1px);
        }
        .mobile-toggle {
            display: none;
            background: transparent;
            font-size: 1.5rem;
            color: var(--primary);
            cursor: pointer;
            padding: 8px;
        }
        /* Mobile Menu */
        .mobile-menu {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            background: rgba(255, 251, 235, 0.98);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-subtle);
            padding: 20px 24px;
            flex-direction: column;
            gap: 16px;
            z-index: 999;
        }
        .mobile-menu.active {
            display: flex;
        }
        .mobile-menu a {
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-main);
            padding: 8px 0;
        }
        .mobile-menu .nav-actions-mobile {
            display: flex;
            gap: 10px;
            margin-top: 8px;
        }
        /* Section Spacing */
        main > section {
            padding: 60px 0;
        }
        main > section:nth-child(even) {
            background: var(--bg-cream);
        }
        /* Buttons */
        .btn-cta {
            display: inline-block;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            color: #FFFFFF;
            padding: 12px 32px;
            border-radius: 28px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
            text-align: center;
        }
        .btn-cta:hover {
            box-shadow: 0 6px 22px rgba(245, 158, 11, 0.5);
            transform: translateY(-2px);
        }
        .btn-white-outline {
            display: inline-block;
            background: transparent;
            border: 2px solid #FFFFFF;
            color: #FFFFFF;
            padding: 10px 28px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .btn-white-outline:hover {
            background: rgba(255,255,255,0.1);
        }
        /* Category Hero */
        .cat-hero {
            background: linear-gradient(135deg, #2D0F02 0%, #451A03 40%, #5C2D0E 100%);
            padding: 80px 0 60px;
            position: relative;
            overflow: hidden;
            color: #FFFFFF;
        }
        .cat-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
            opacity: 0.15;
            z-index: 0;
        }
        .cat-hero .container {
            position: relative;
            z-index: 1;
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
        }
        .cat-hero h1 {
            font-family: var(--font-head);
            font-size: 2.8rem;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 16px;
            color: #FFFFFF;
        }
        .cat-hero p {
            font-size: 1.1rem;
            color: rgba(255,255,255,0.85);
            line-height: 1.7;
            max-width: 700px;
            margin: 0 auto;
        }
        /* Index Cards Grid */
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 24px;
            margin-top: 32px;
        }
        .tip-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .tip-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .tip-card-image {
            height: 200px;
            overflow: hidden;
        }
        .tip-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .tip-card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .tip-card-tag {
            display: inline-block;
            background: rgba(245, 158, 11, 0.1);
            color: var(--accent-amber);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 12px;
            margin-bottom: 12px;
            width: fit-content;
        }
        .tip-card-body h3 {
            font-family: var(--font-head);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .tip-card-body p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.6;
            flex: 1;
        }
        .tip-card-body .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--accent-amber);
            font-weight: 600;
            font-size: 0.9rem;
            margin-top: 16px;
            transition: var(--transition);
        }
        .tip-card-body .card-link:hover {
            gap: 10px;
        }
        /* Table of Contents */
        .toc-section {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-sm);
        }
        .toc-section h2 {
            font-family: var(--font-head);
            font-size: 1.8rem;
            margin-bottom: 24px;
            color: var(--primary);
        }
        .toc-list {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 12px;
        }
        .toc-list li a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            background: var(--bg-ivory);
            border-radius: var(--radius-sm);
            font-weight: 500;
            transition: var(--transition);
            color: var(--text-main);
        }
        .toc-list li a:hover {
            background: var(--bg-cream);
            color: var(--accent-amber);
        }
        .toc-list li a i {
            color: var(--accent-gold);
            width: 20px;
            text-align: center;
        }
        /* Scenario Blocks */
        .scenario {
            display: flex;
            gap: 32px;
            align-items: flex-start;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-sm);
            margin-bottom: 24px;
            transition: var(--transition);
        }
        .scenario:hover {
            box-shadow: var(--shadow-md);
        }
        .scenario-icon {
            width: 64px;
            height: 64px;
            background: linear-gradient(135deg, rgba(245,158,11,0.15), rgba(217,119,6,0.1));
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: var(--accent-amber);
            flex-shrink: 0;
        }
        .scenario-content h3 {
            font-family: var(--font-head);
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .scenario-content p {
            color: var(--text-muted);
            line-height: 1.7;
        }
        /* Highlight Box */
        .highlight-box {
            background: linear-gradient(135deg, #451A03, #2D0F02);
            color: #FFFFFF;
            border-radius: var(--radius-xl);
            padding: 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .highlight-box::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/coverpic/cover-10.jpg') center/cover no-repeat;
            opacity: 0.1;
        }
        .highlight-box * {
            position: relative;
            z-index: 1;
        }
        .highlight-box h2 {
            font-family: var(--font-head);
            font-size: 2rem;
            margin-bottom: 12px;
        }
        .highlight-box p {
            font-size: 1.1rem;
            margin-bottom: 24px;
            opacity: 0.9;
        }
        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            padding: 20px 24px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 1.05rem;
            transition: var(--transition);
            background: transparent;
            width: 100%;
            text-align: left;
            color: var(--text-main);
        }
        .faq-question i {
            color: var(--accent-gold);
            transition: transform 0.3s;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s;
            padding: 0 24px;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 24px 20px;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer p {
            color: var(--text-muted);
            line-height: 1.7;
        }
        /* Stats Row */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 20px;
            text-align: center;
        }
        .stat-item {
            background: var(--bg-card);
            padding: 32px 20px;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
        }
        .stat-number {
            font-family: var(--font-head);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--accent-amber);
            display: block;
        }
        .stat-label {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-top: 4px;
        }
        /* CTA Banner */
        .cta-banner {
            background: linear-gradient(135deg, var(--primary), var(--primary-deep));
            color: #FFF;
            border-radius: var(--radius-xl);
            padding: 60px 48px;
            text-align: center;
        }
        .cta-banner h2 {
            font-family: var(--font-head);
            font-size: 2rem;
            margin-bottom: 8px;
        }
        .cta-banner p {
            font-size: 1.1rem;
            opacity: 0.9;
            margin-bottom: 24px;
        }
        /* Footer */
        footer {
            background: var(--primary-deep);
            color: rgba(255,255,255,0.85);
            padding: 48px 0 20px;
            margin-top: 0;
        }
        footer .container {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-col h4 {
            font-family: var(--font-head);
            font-size: 1.1rem;
            margin-bottom: 16px;
            color: #FFF;
        }
        .footer-col a {
            display: block;
            color: rgba(255,255,255,0.7);
            font-size: 0.9rem;
            padding: 4px 0;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent-gold);
        }
        .copyright {
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.5);
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 20px;
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .cat-hero h1 {
                font-size: 2.2rem;
            }
            .scenario {
                flex-direction: column;
            }
        }
        @media (max-width: 768px) {
            nav.desktop-nav, .nav-actions {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .cat-hero {
                padding: 60px 0 40px;
            }
            .cat-hero h1 {
                font-size: 1.8rem;
            }
            .tips-grid {
                grid-template-columns: 1fr;
            }
            .toc-list {
                grid-template-columns: 1fr;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .highlight-box {
                padding: 32px 24px;
            }
            .highlight-box h2 {
                font-size: 1.5rem;
            }
            .cta-banner {
                padding: 40px 24px;
            }
            footer .container {
                flex-direction: column;
                gap: 24px;
            }
        }
        @media (max-width: 480px) {
            .cat-hero h1 {
                font-size: 1.5rem;
            }
            .stats-row {
                grid-template-columns: 1fr;
            }
            .btn-cta {
                width: 100%;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #451A03;
            --primary-deep: #2D0F02;
            --accent-gold: #F59E0B;
            --accent-amber: #D97706;
            --accent-red: #DC2626;
            --bg-ivory: #FFFBEB;
            --bg-cream: #FEF3C7;
            --bg-card: #FFFFFF;
            --text-main: #1C1917;
            --text-muted: #57534E;
            --text-light: #78716C;
            --border-subtle: #E7E5E4;
            --shadow-sm: 0 1px 2px rgba(69, 26, 3, 0.06);
            --shadow-md: 0 4px 12px rgba(69, 26, 3, 0.08);
            --shadow-lg: 0 10px 30px rgba(69, 26, 3, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --transition: all 0.2s ease;
            --font-head: 'Georgia', 'Times New Roman', serif;
            --font-body: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font-body);
            background: var(--bg-ivory);
            color: var(--text-main);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, textarea {
            font-family: inherit;
            border: none;
            outline: none;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 251, 235, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-subtle);
            transition: var(--transition);
        }
        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo {
            font-family: var(--font-head);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }
        .logo i {
            color: var(--accent-gold);
            margin-right: 8px;
        }
        nav.desktop-nav {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        nav.desktop-nav a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-main);
            transition: var(--transition);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
        }
        nav.desktop-nav a:hover,
        nav.desktop-nav a.active {
            color: var(--accent-amber);
        }
        nav.desktop-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--accent-gold);
            color: var(--accent-amber);
            padding: 8px 20px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.08);
            border-color: var(--accent-amber);
        }
        .btn-solid {
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            color: #FFFFFF;
            padding: 9px 22px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }
        .btn-solid:hover {
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.45);
            transform: translateY(-1px);
        }
        .mobile-toggle {
            display: none;
            background: transparent;
            font-size: 1.5rem;
            color: var(--primary);
            cursor: pointer;
            padding: 8px;
        }
        .category-hero {
            padding: 130px 0 60px;
            background: linear-gradient(135deg, var(--primary-deep) 0%, var(--primary) 50%, #5C2D0E 100%);
            position: relative;
            overflow: hidden;
            min-height: 350px;
            display: flex;
            align-items: center;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-4.jpg') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }
        .category-hero .container {
            position: relative;
            z-index: 1;
        }
        .category-hero-content {
            max-width: 800px;
        }
        .category-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(245, 158, 11, 0.15);
            border: 1px solid rgba(245, 158, 11, 0.35);
            color: var(--accent-gold);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            margin-bottom: 20px;
        }
        .category-hero-badge i {
            color: var(--accent-red);
            font-size: 0.75rem;
        }
        .category-hero h1 {
            font-family: var(--font-head);
            font-size: 2.6rem;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.25;
            margin-bottom: 16px;
        }
        .category-hero p {
            color: rgba(255, 251, 235, 0.8);
            font-size: 1.05rem;
            line-height: 1.65;
            margin-bottom: 24px;
            max-width: 640px;
        }
        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-primary-lg {
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            color: #FFFFFF;
            padding: 13px 28px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
        }
        .btn-primary-lg:hover {
            box-shadow: 0 6px 22px rgba(245, 158, 11, 0.5);
            transform: translateY(-2px);
        }
        .btn-secondary-lg {
            background: transparent;
            border: 2px solid rgba(255, 251, 235, 0.6);
            color: #FFFBEB;
            padding: 12px 26px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .btn-secondary-lg:hover {
            background: rgba(255, 251, 235, 0.1);
            border-color: #FFFBEB;
        }
        .section {
            padding: 70px 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--accent-amber);
            margin-bottom: 8px;
        }
        .section-title {
            font-family: var(--font-head);
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            line-height: 1.2;
        }
        .section-desc {
            color: var(--text-muted);
            font-size: 1rem;
            line-height: 1.65;
            max-width: 720px;
        }
        .tip-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px;
            margin-top: 40px;
        }
        .tip-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 28px;
            border: 1px solid var(--border-subtle);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .tip-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: rgba(245, 158, 11, 0.25);
        }
        .tip-icon-wrap {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, rgba(245, 158, 11, 0.12), rgba(217, 119, 6, 0.18));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-amber);
            font-size: 1.3rem;
        }
        .tip-card h3 {
            font-family: var(--font-head);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.3;
        }
        .tip-card p {
            color: var(--text-muted);
            font-size: 0.92rem;
            line-height: 1.6;
            flex: 1;
        }
        .tip-tag {
            display: inline-block;
            background: var(--bg-cream);
            color: var(--accent-amber);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 14px;
            align-self: flex-start;
        }
        .scenario-bento {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin-top: 40px;
        }
        .scenario-item {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 32px;
            border: 1px solid var(--border-subtle);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            gap: 24px;
            align-items: flex-start;
        }
        .scenario-item:hover {
            box-shadow: var(--shadow-md);
        }
        .scenario-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(217, 119, 6, 0.2));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-amber);
            font-size: 1.5rem;
            flex-shrink: 0;
        }
        .scenario-info h3 {
            font-family: var(--font-head);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .scenario-info p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.55;
        }
        .comparison-table {
            margin-top: 40px;
            overflow-x: auto;
        }
        .comparison-table table {
            width: 100%;
            border-collapse: collapse;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            min-width: 600px;
        }
        .comparison-table th {
            background: linear-gradient(135deg, var(--primary), var(--primary-deep));
            color: #FFFBEB;
            font-weight: 600;
            padding: 16px 20px;
            text-align: left;
            font-size: 0.9rem;
        }
        .comparison-table td {
            padding: 14px 20px;
            border-bottom: 1px solid var(--border-subtle);
            color: var(--text-main);
            font-size: 0.9rem;
            line-height: 1.5;
        }
        .comparison-table tr:hover td {
            background: var(--bg-cream);
        }
        .comparison-table .check-icon {
            color: #10B981;
            font-weight: 700;
        }
        .comparison-table .wrong-icon {
            color: var(--accent-red);
            font-weight: 700;
        }
        .video-tutorial-block {
            background: linear-gradient(135deg, var(--primary-deep), var(--primary));
            border-radius: var(--radius-xl);
            padding: 60px 40px;
            display: flex;
            align-items: center;
            gap: 48px;
            color: #FFFBEB;
            margin-top: 40px;
            position: relative;
            overflow: hidden;
        }
        .video-tutorial-block::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-6.jpg') center/cover no-repeat;
            opacity: 0.1;
            z-index: 0;
        }
        .video-tutorial-text {
            flex: 1;
            position: relative;
            z-index: 1;
        }
        .video-tutorial-text h3 {
            font-family: var(--font-head);
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .video-tutorial-text p {
            color: rgba(255, 251, 235, 0.8);
            line-height: 1.6;
            margin-bottom: 20px;
        }
        .video-tutorial-img {
            flex: 1;
            position: relative;
            z-index: 1;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            border: 3px solid rgba(245, 158, 11, 0.3);
        }
        .video-tutorial-img img {
            width: 100%;
            height: auto;
        }
        .checklist-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 16px;
            margin-top: 32px;
        }
        .checklist-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 16px 20px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
            transition: var(--transition);
        }
        .checklist-item:hover {
            border-color: rgba(245, 158, 11, 0.3);
            box-shadow: var(--shadow-sm);
        }
        .checklist-item i {
            color: #10B981;
            font-size: 1.1rem;
            margin-top: 2px;
            flex-shrink: 0;
        }
        .checklist-item span {
            font-weight: 600;
            color: var(--primary);
            font-size: 0.95rem;
        }
        .news-list-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 20px;
            margin-top: 32px;
        }
        .news-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .news-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .news-card-img {
            aspect-ratio: 16/10;
            overflow: hidden;
            background: var(--bg-cream);
        }
        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-card-body {
            padding: 18px 20px;
        }
        .news-card-body h4 {
            font-family: var(--font-head);
            font-size: 1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
            line-height: 1.35;
        }
        .news-card-body p {
            color: var(--text-muted);
            font-size: 0.85rem;
            line-height: 1.5;
            margin-bottom: 10px;
        }
        .news-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.75rem;
            color: var(--text-light);
        }
        .news-card-tag {
            background: var(--bg-cream);
            color: var(--accent-amber);
            padding: 3px 10px;
            border-radius: 12px;
            font-weight: 600;
            font-size: 0.7rem;
        }
        .faq-block {
            background: var(--bg-card);
            border-radius: var(--radius-xl);
            padding: 48px 36px;
            border: 1px solid var(--border-subtle);
            box-shadow: var(--shadow-md);
        }
        .faq-item {
            border-bottom: 1px solid var(--border-subtle);
            padding: 18px 0;
            cursor: pointer;
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            font-weight: 700;
            font-family: var(--font-head);
            color: var(--primary);
            font-size: 1.05rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }
        .faq-question i {
            color: var(--accent-amber);
            transition: var(--transition);
        }
        .faq-answer {
            color: var(--text-muted);
            font-size: 0.92rem;
            line-height: 1.65;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, margin-top 0.25s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            margin-top: 12px;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .cta-banner {
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            border-radius: var(--radius-xl);
            padding: 48px 36px;
            text-align: center;
            color: #FFFFFF;
            margin-top: 60px;
        }
        .cta-banner h3 {
            font-family: var(--font-head);
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-banner p {
            color: rgba(255, 255, 255, 0.9);
            font-size: 0.95rem;
            margin-bottom: 22px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-white {
            background: #FFFFFF;
            color: var(--primary);
            padding: 13px 30px;
            border-radius: 28px;
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(0,0,0,0.15);
        }
        .btn-white:hover {
            box-shadow: 0 6px 20px rgba(0,0,0,0.25);
            transform: translateY(-2px);
        }
        footer {
            background: linear-gradient(180deg, #2D0F02 0%, #1A0800 100%);
            color: rgba(255, 251, 235, 0.75);
            padding: 48px 0 24px;
            border-top: 4px solid var(--accent-gold);
        }
        footer .container {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            justify-content: space-between;
        }
        .footer-col {
            flex: 1 1 180px;
        }
        .footer-col h4 {
            font-family: var(--font-head);
            font-size: 1rem;
            font-weight: 700;
            color: #FFFBEB;
            margin-bottom: 16px;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 251, 235, 0.6);
            font-size: 0.88rem;
            margin-bottom: 10px;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent-gold);
        }
        .copyright {
            text-align: center;
            font-size: 0.78rem;
            color: rgba(255, 251, 235, 0.4);
            margin-top: 32px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 251, 235, 0.08);
        }
        .fab-left {
            position: fixed;
            left: 20px;
            bottom: 100px;
            z-index: 999;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: linear-gradient(145deg, #451A03, #2D0F02);
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            font-size: 1.3rem;
            cursor: pointer;
            box-shadow: 0 6px 22px rgba(245, 158, 11, 0.35);
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0.8;
        }
        .fab-left:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.5);
        }
        @media (max-width: 1024px) {
            .scenario-bento {
                grid-template-columns: 1fr;
            }
            .video-tutorial-block {
                flex-direction: column;
                padding: 40px 28px;
            }
            nav.desktop-nav {
                gap: 16px;
            }
            nav.desktop-nav a {
                font-size: 0.8rem;
            }
        }
        @media (max-width: 768px) {
            nav.desktop-nav {
                display: none;
            }
            .nav-actions {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .category-hero {
                padding: 110px 0 50px;
                min-height: 300px;
            }
            .category-hero h1 {
                font-size: 1.9rem;
            }
            .tip-grid {
                grid-template-columns: 1fr;
            }
            .checklist-grid {
                grid-template-columns: 1fr;
            }
            .news-list-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .cta-banner {
                padding: 32px 20px;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #451A03;
            --primary-deep: #2D0F02;
            --accent-gold: #F59E0B;
            --accent-amber: #D97706;
            --accent-red: #DC2626;
            --bg-ivory: #FFFBEB;
            --bg-cream: #FEF3C7;
            --bg-card: #FFFFFF;
            --text-main: #1C1917;
            --text-muted: #57534E;
            --text-light: #78716C;
            --border-subtle: #E7E5E4;
            --shadow-sm: 0 1px 2px rgba(69, 26, 3, 0.06);
            --shadow-md: 0 4px 12px rgba(69, 26, 3, 0.08);
            --shadow-lg: 0 10px 30px rgba(69, 26, 3, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --transition: all 0.2s ease;
            --font-head: 'Georgia', 'Times New Roman', serif;
            --font-body: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

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

        a {
            text-decoration: none;
            color: inherit;
        }

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

        button, input, textarea {
            font-family: inherit;
            border: none;
            outline: none;
        }

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

        /* Header */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 251, 235, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-subtle);
            transition: var(--transition);
        }

        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo {
            font-family: var(--font-head);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }

        .logo i {
            color: var(--accent-gold);
            margin-right: 8px;
        }

        nav.desktop-nav {
            display: flex;
            align-items: center;
            gap: 28px;
        }

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

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

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

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

        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--accent-gold);
            color: var(--accent-amber);
            padding: 8px 20px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.08);
            border-color: var(--accent-amber);
        }

        .btn-solid {
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            color: #FFFFFF;
            padding: 9px 22px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }

        .btn-solid:hover {
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.45);
            transform: translateY(-1px);
        }

        .mobile-toggle {
            display: none;
            background: transparent;
            font-size: 1.5rem;
            color: var(--primary);
            cursor: pointer;
            padding: 8px;
        }

        /* Category Hero */
        .cat-hero {
            padding: 140px 0 72px;
            background: linear-gradient(135deg, #2D0F02 0%, #451A03 40%, #5C2D0E 100%);
            position: relative;
            overflow: hidden;
        }

        .cat-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-4.jpg') center/cover no-repeat;
            opacity: 0.15;
            z-index: 0;
        }

        .cat-hero .container {
            position: relative;
            z-index: 1;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 48px;
        }

        .cat-hero-content {
            flex: 1 1 500px;
        }

        .cat-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(245, 158, 11, 0.15);
            border: 1px solid rgba(245, 158, 11, 0.35);
            color: var(--accent-gold);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 20px;
        }

        .cat-hero-badge i {
            color: var(--accent-red);
            font-size: 0.7rem;
        }

        .cat-hero-content h1 {
            font-family: var(--font-head);
            font-size: 2.6rem;
            font-weight: 700;
            color: #FFFBEB;
            line-height: 1.25;
            margin-bottom: 16px;
        }

        .cat-hero-content p {
            font-size: 1.1rem;
            color: #D6D3D1;
            line-height: 1.7;
            margin-bottom: 28px;
        }

        .cat-hero-visual {
            flex: 1 1 380px;
            background: rgba(255, 251, 235, 0.05);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(245, 158, 11, 0.25);
            border-radius: var(--radius-lg);
            padding: 28px;
            max-height: 380px;
            overflow-y: auto;
        }

        .cat-hero-visual h3 {
            font-family: var(--font-head);
            color: var(--accent-gold);
            font-size: 1rem;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

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

        .tip-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 12px;
            background: rgba(255, 251, 235, 0.06);
            border-radius: var(--radius-sm);
            border-left: 3px solid var(--accent-gold);
        }

        .tip-item i {
            color: var(--accent-gold);
            font-size: 0.9rem;
            margin-top: 3px;
        }

        .tip-item span {
            color: #E7E5E4;
            font-size: 0.9rem;
            line-height: 1.5;
        }

        /* Section spacing */
        section {
            padding: 72px 0;
        }

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

        .section-header h2 {
            font-family: var(--font-head);
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .section-header p {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.6;
            max-width: 700px;
        }

        /* Tips Grid */
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 28px;
        }

        .tip-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 32px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-subtle);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .tip-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

        .tip-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--accent-gold), var(--accent-amber));
        }

        .tip-card-icon {
            width: 52px;
            height: 52px;
            background: linear-gradient(135deg, rgba(245, 158, 11, 0.12), rgba(217, 119, 6, 0.08));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            font-size: 1.3rem;
            color: var(--accent-amber);
        }

        .tip-card h3 {
            font-family: var(--font-head);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .tip-card p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* Situational tips */
        .situational-section {
            background: var(--primary);
            position: relative;
            overflow: hidden;
        }

        .situational-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-6.jpg') center/cover no-repeat;
            opacity: 0.1;
            z-index: 0;
        }

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

        .situational-section .section-header h2 {
            color: #FFFBEB;
        }

        .situational-section .section-header p {
            color: #D6D3D1;
        }

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

        .situation-card {
            background: rgba(255, 251, 235, 0.06);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(245, 158, 11, 0.2);
            border-radius: var(--radius-md);
            padding: 28px;
            transition: var(--transition);
        }

        .situation-card:hover {
            background: rgba(255, 251, 235, 0.1);
            border-color: rgba(245, 158, 11, 0.4);
        }

        .situation-card .tag {
            display: inline-block;
            background: rgba(220, 38, 38, 0.25);
            color: #FCA5A5;
            padding: 3px 12px;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .situation-card h3 {
            font-family: var(--font-head);
            font-size: 1.1rem;
            font-weight: 700;
            color: #FFFBEB;
            margin-bottom: 8px;
        }

        .situation-card p {
            font-size: 0.88rem;
            color: #D6D3D1;
            line-height: 1.6;
        }

        /* Flow Steps */
        .flow-steps {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 24px;
        }

        .flow-step {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-subtle);
            position: relative;
        }

        .flow-step-num {
            font-family: var(--font-head);
            font-size: 2.8rem;
            font-weight: 700;
            color: rgba(245, 158, 11, 0.18);
            position: absolute;
            top: 16px;
            right: 20px;
            line-height: 1;
        }

        .flow-step h3 {
            font-family: var(--font-head);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }

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

        /* Article list */
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .article-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            gap: 20px;
            transition: var(--transition);
        }

        .article-item:hover {
            box-shadow: var(--shadow-md);
        }

        .article-thumb {
            width: 72px;
            height: 72px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }

        .article-info {
            flex: 1;
        }

        .article-info h3 {
            font-family: var(--font-head);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 4px;
        }

        .article-info p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        .article-info .meta {
            font-size: 0.78rem;
            color: var(--text-light);
            margin-top: 4px;
        }

        .btn-read-more {
            display: inline-block;
            color: var(--accent-amber);
            font-weight: 600;
            font-size: 0.85rem;
            transition: var(--transition);
        }

        .btn-read-more:hover {
            color: var(--accent-gold);
        }

        /* CTA Bar */
        .cta-bar {
            background: linear-gradient(135deg, var(--primary-deep), var(--primary));
            padding: 56px 0;
            text-align: center;
        }

        .cta-bar .container {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 20px;
        }

        .cta-bar h2 {
            font-family: var(--font-head);
            font-size: 1.8rem;
            font-weight: 700;
            color: #FFFBEB;
        }

        .cta-bar p {
            font-size: 1rem;
            color: #D6D3D1;
            max-width: 560px;
        }

        .btn-cta {
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            color: #FFFFFF;
            padding: 14px 40px;
            border-radius: 28px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 20px rgba(245, 158, 11, 0.4);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-cta:hover {
            box-shadow: 0 6px 28px rgba(245, 158, 11, 0.55);
            transform: translateY(-2px);
        }

        /* Footer */
        footer {
            background: #1C1917;
            color: #D6D3D1;
            padding: 48px 0 24px;
        }

        footer .container {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            margin-bottom: 32px;
        }

        .footer-col {
            flex: 1 1 200px;
        }

        .footer-col h4 {
            font-family: var(--font-head);
            font-size: 1rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 14px;
        }

        .footer-col a {
            display: block;
            font-size: 0.88rem;
            color: #A8A29E;
            margin-bottom: 8px;
            transition: var(--transition);
        }

        .footer-col a:hover {
            color: #FFFBEB;
        }

        .copyright {
            text-align: center;
            font-size: 0.82rem;
            color: #78716C;
            border-top: 1px solid rgba(231, 229, 228, 0.1);
            padding-top: 20px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .cat-hero-content h1 {
                font-size: 2.1rem;
            }

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

        @media (max-width: 768px) {
            nav.desktop-nav {
                display: none;
            }

            .nav-actions {
                display: none;
            }

            .mobile-toggle {
                display: block;
            }

            .cat-hero .container {
                flex-direction: column;
            }

            .cat-hero-content h1 {
                font-size: 1.8rem;
            }

            .cat-hero-visual {
                max-height: none;
            }

            section {
                padding: 48px 0;
            }

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

            .tips-grid,
            .flow-steps,
            .situation-cards {
                grid-template-columns: 1fr;
            }

            .article-item {
                flex-direction: column;
                align-items: flex-start;
            }

            .article-thumb {
                width: 100%;
                height: 160px;
            }
        }

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

            .cat-hero-content h1 {
                font-size: 1.5rem;
            }

            .cat-hero {
                padding: 120px 0 48px;
            }

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