/* roulang page: index */
:root {
            --bg-primary: #031A12;
            --bg-secondary: #062E20;
            --accent-amber: #F59E0B;
            --accent-green: #10B981;
            --accent-emerald: #034732;
            --text-primary: #F0FDF4;
            --text-secondary: #A7F3D0;
            --text-muted: #6B7280;
            --border-subtle: rgba(16, 185, 129, 0.2);
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-glow: 0 6px 30px rgba(245, 158, 11, 0.3);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --font-heading: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
            --font-body: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
            --nav-height: 74px;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease;
        }

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

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

        .container {
            max-width: 1260px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header & Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 999;
            background: rgba(3, 26, 18, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background 0.3s ease, border-color 0.3s ease;
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }

        .site-header.scrolled {
            background: rgba(3, 26, 18, 0.96);
            border-bottom: 1px solid var(--border-gold);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .logo {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--accent-amber);
            letter-spacing: -0.3px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .logo i {
            color: var(--accent-green);
            font-size: 1.5rem;
        }
        .logo span {
            font-weight: 600;
            font-size: 0.8rem;
            color: var(--text-secondary);
            margin-left: 3px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
        }

        .main-nav a {
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-secondary);
            padding: 8px 0;
            border-bottom: 2px solid transparent;
            transition: color 0.2s, border-color 0.2s;
            white-space: nowrap;
        }

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

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .btn-outline {
            padding: 10px 22px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.9rem;
            border: 1.5px solid var(--accent-amber);
            color: var(--accent-amber);
            background: transparent;
            cursor: pointer;
            transition: all 0.25s;
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: var(--accent-amber);
            color: #031A12;
        }

        .btn-solid {
            padding: 11px 26px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 0.92rem;
            background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
            color: #031A12;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.4);
            transition: all 0.3s;
            white-space: nowrap;
        }

        .btn-solid:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.6);
            background: linear-gradient(135deg, #FBBF24 0%, #F59E0B 100%);
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.8rem;
            cursor: pointer;
        }

        @media (max-width: 1024px) {
            .main-nav {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                width: 100%;
                background: #031A12;
                flex-direction: column;
                padding: 28px 24px;
                gap: 20px;
                border-bottom: 2px solid var(--border-gold);
                box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
                z-index: 998;
            }
            .main-nav.active {
                display: flex;
            }
            .mobile-toggle {
                display: block;
            }
            .header-actions .btn-outline,
            .header-actions .btn-solid {
                padding: 8px 16px;
                font-size: 0.82rem;
            }
        }

        /* Hero - API Developer Style */
        .hero {
            padding: calc(var(--nav-height) + 60px) 0 70px;
            background: radial-gradient(ellipse at 20% 20%, rgba(16, 185, 129, 0.12) 0%, transparent 65%),
                radial-gradient(ellipse at 80% 70%, rgba(245, 158, 11, 0.1) 0%, transparent 55%),
                var(--bg-primary);
            position: relative;
            overflow: hidden;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 56px;
            align-items: center;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(16, 185, 129, 0.15);
            border: 1px solid var(--border-subtle);
            border-radius: 30px;
            padding: 6px 18px;
            font-size: 0.84rem;
            font-weight: 600;
            color: var(--accent-green);
            margin-bottom: 22px;
        }

        .hero-badge i {
            font-size: 0.75rem;
            animation: pulse-dot 1.5s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }

        .hero h1 {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: clamp(2.4rem, 5vw, 3.4rem);
            line-height: 1.2;
            margin-bottom: 22px;
            color: var(--text-primary);
        }
        .hero h1 .highlight {
            background: linear-gradient(135deg, #F59E0B, #FBBF24);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-desc {
            font-size: 1.05rem;
            line-height: 1.65;
            color: var(--text-secondary);
            margin-bottom: 34px;
            max-width: 540px;
        }

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

        .hero-code-block {
            background: #051A11;
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            position: relative;
            box-shadow: var(--shadow-glow);
        }

        .hero-code-block pre {
            font-family: 'Fira Code', 'Courier New', monospace;
            font-size: 0.9rem;
            color: #A7F3D0;
            line-height: 1.7;
            white-space: pre-wrap;
        }
        .hero-code-block .comment {
            color: #6B7280;
        }
        .hero-code-block .string {
            color: #F59E0B;
        }
        .hero-code-block .keyword {
            color: #10B981;
        }

        @media (max-width: 900px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .hero-code-block {
                order: 2;
            }
        }

        /* Section Common */
        .section {
            padding: 80px 0;
        }
        .section-light {
            background: var(--bg-secondary);
        }
        .section-title {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: clamp(1.8rem, 3.5vw, 2.4rem);
            color: var(--text-primary);
            margin-bottom: 14px;
            text-align: left;
        }
        .section-subtitle {
            color: var(--text-secondary);
            font-size: 1rem;
            line-height: 1.6;
            margin-bottom: 40px;
            text-align: left;
            max-width: 700px;
        }

        /* Brand Story */
        .story-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .story-img {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6);
            border: 1px solid var(--border-gold);
        }
        @media (max-width: 800px) {
            .story-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Category Nav Grid */
        .cat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .cat-card {
            background: rgba(16, 185, 129, 0.04);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: left;
            transition: all 0.3s;
            cursor: pointer;
            display: block;
            color: inherit;
        }
        .cat-card:hover {
            border-color: var(--accent-amber);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }
        .cat-card i {
            font-size: 2rem;
            color: var(--accent-amber);
            margin-bottom: 14px;
            display: block;
        }
        .cat-card h3 {
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 8px;
            color: var(--text-primary);
        }
        .cat-card p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }
        @media (max-width: 860px) {
            .cat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 500px) {
            .cat-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Game Grid */
        .game-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 26px;
        }
        .game-card {
            background: #062E20;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            transition: all 0.35s;
            position: relative;
        }
        .game-card:hover {
            border-color: var(--accent-amber);
            box-shadow: 0 10px 30px rgba(245, 158, 11, 0.25);
            transform: translateY(-5px);
        }
        .game-card img {
            width: 100%;
            height: 170px;
            object-fit: cover;
        }
        .game-card-body {
            padding: 18px 16px;
        }
        .game-card h4 {
            font-weight: 700;
            font-size: 0.98rem;
            margin-bottom: 6px;
        }
        .game-card .tag {
            display: inline-block;
            background: #DC2626;
            color: #fff;
            font-size: 0.72rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 4px;
            margin-bottom: 8px;
        }
        @media (max-width: 960px) {
            .game-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .game-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        /* Membership */
        .vip-table-wrap {
            overflow-x: auto;
            margin-top: 20px;
        }
        .vip-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 600px;
            font-size: 0.95rem;
        }
        .vip-table th {
            background: var(--accent-emerald);
            color: var(--text-primary);
            padding: 16px 14px;
            text-align: left;
            font-weight: 700;
        }
        .vip-table td {
            padding: 14px;
            border-bottom: 1px solid var(--border-subtle);
            color: var(--text-secondary);
        }
        .vip-table tr:hover td {
            background: rgba(16, 185, 129, 0.06);
        }

        /* Info list */
        .info-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin-top: 30px;
        }
        .info-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }
        .info-item i {
            color: var(--accent-amber);
            font-size: 1.6rem;
            margin-top: 3px;
        }
        .info-item h5 {
            font-weight: 700;
            margin-bottom: 4px;
        }
        .info-item p {
            color: var(--text-secondary);
            font-size: 0.92rem;
        }
        @media (max-width: 700px) {
            .info-list {
                grid-template-columns: 1fr;
            }
        }

        /* Testimonials */
        .testi-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .testi-card {
            background: var(--bg-secondary);
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            border: 1px solid var(--border-subtle);
        }
        .testi-card .stars {
            color: var(--accent-amber);
            margin-bottom: 10px;
        }
        .testi-card p {
            font-size: 0.93rem;
            color: var(--text-secondary);
            margin-bottom: 14px;
            font-style: italic;
        }
        .testi-card .author {
            font-weight: 700;
            color: var(--text-primary);
        }
        @media (max-width: 860px) {
            .testi-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 520px) {
            .testi-grid {
                grid-template-columns: 1fr;
            }
        }

        /* CMS News */
        .news-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .news-item {
            display: flex;
            gap: 18px;
            background: var(--bg-secondary);
            border-radius: var(--radius-md);
            padding: 18px;
            border: 1px solid var(--border-subtle);
            transition: all 0.25s;
            align-items: center;
        }
        .news-item:hover {
            border-color: var(--accent-amber);
        }
        .news-item img {
            width: 120px;
            height: 80px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }
        .news-item h5 {
            font-weight: 700;
            font-size: 0.95rem;
            margin-bottom: 4px;
        }
        .news-item .date {
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        @media (max-width: 700px) {
            .news-grid {
                grid-template-columns: 1fr;
            }
        }

        /* CTA Banner */
        .cta-banner {
            background: linear-gradient(135deg, #0B2E1E 0%, #051F14 100%);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: 60px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-banner h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 16px;
        }
        .cta-banner p {
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto 28px;
        }

        /* Footer */
        .site-footer {
            background: #020E09;
            padding: 60px 0 30px;
            border-top: 2px solid var(--border-gold);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 30px;
        }
        .footer-col h4 {
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--accent-amber);
        }
        .footer-col a,
        .footer-col p {
            display: block;
            color: var(--text-secondary);
            font-size: 0.9rem;
            margin-bottom: 8px;
            transition: color 0.2s;
        }
        .footer-col a:hover {
            color: var(--accent-amber);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 22px;
            text-align: center;
            font-size: 0.84rem;
            color: var(--text-muted);
        }
        @media (max-width: 800px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* FAB */
        .fab {
            position: fixed;
            left: 18px;
            bottom: 90px;
            z-index: 100;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #FCD34D, #B45309);
            border: 2px solid #F59E0B;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.45);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: transform 0.3s, box-shadow 0.3s;
            color: #031A12;
            font-size: 1.8rem;
        }
        .fab:hover {
            transform: scale(1.1);
            box-shadow: 0 10px 35px rgba(245, 158, 11, 0.7);
        }

/* roulang page: article */
:root {
            --bg-primary: #031A12;
            --bg-secondary: #062E20;
            --bg-card: #062E20;
            --accent-amber: #F59E0B;
            --accent-green: #10B981;
            --accent-emerald: #034732;
            --text-primary: #F0FDF4;
            --text-secondary: #A7F3D0;
            --text-muted: #6B7280;
            --border-subtle: rgba(16, 185, 129, 0.2);
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-glow: 0 6px 30px rgba(245, 158, 11, 0.3);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --font-heading: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
            --font-body: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
            --nav-height: 74px;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease;
        }

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

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

        .container {
            max-width: 1260px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header & Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 999;
            background: rgba(3, 26, 18, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background 0.3s ease, border-color 0.3s ease;
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }

        .site-header.scrolled {
            background: rgba(3, 26, 18, 0.96);
            border-bottom: 1px solid var(--border-gold);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .logo {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--accent-amber);
            letter-spacing: -0.3px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 6px;
        }

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

        .logo span {
            font-weight: 600;
            font-size: 0.8rem;
            color: var(--text-secondary);
            margin-left: 3px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
        }

        .main-nav a {
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-secondary);
            padding: 8px 0;
            border-bottom: 2px solid transparent;
            transition: color 0.2s, border-color 0.2s;
            white-space: nowrap;
        }

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

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .btn-outline {
            padding: 10px 22px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.9rem;
            border: 1.5px solid var(--accent-amber);
            color: var(--accent-amber);
            background: transparent;
            cursor: pointer;
            transition: all 0.25s;
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: var(--accent-amber);
            color: #031A12;
        }

        .btn-solid {
            padding: 11px 26px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 0.92rem;
            background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
            color: #031A12;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.4);
            transition: all 0.3s;
            white-space: nowrap;
        }

        .btn-solid:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.6);
            background: linear-gradient(135deg, #FBBF24 0%, #F59E0B 100%);
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.8rem;
            cursor: pointer;
        }

        /* Article Page Layout */
        .article-wrapper {
            padding-top: calc(var(--nav-height) + 40px);
            padding-bottom: 60px;
            background: var(--bg-primary);
        }

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

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-secondary);
            transition: color 0.2s;
        }

        .breadcrumb a:hover {
            color: var(--accent-amber);
        }

        .breadcrumb i {
            font-size: 0.7rem;
            color: var(--text-muted);
        }

        .breadcrumb .current {
            color: var(--accent-amber);
            font-weight: 500;
            pointer-events: none;
        }

        /* Article Header */
        .article-header {
            margin-bottom: 36px;
        }

        .article-category {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(245, 158, 11, 0.12);
            border: 1px solid var(--border-gold);
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent-amber);
            margin-bottom: 16px;
        }

        .article-header h1 {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: -0.4px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: var(--text-muted);
            padding-bottom: 24px;
            border-bottom: 1px solid var(--border-subtle);
        }

        .article-meta i {
            color: var(--accent-amber);
            margin-right: 5px;
        }

        .article-meta .date {
            color: var(--text-secondary);
        }

        /* Article Body */
        .article-body {
            font-size: 1.08rem;
            line-height: 1.78;
            color: var(--text-primary);
        }

        .article-body h2 {
            font-family: var(--font-heading);
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--accent-amber);
            margin: 36px 0 18px;
            padding-left: 16px;
            border-left: 4px solid var(--accent-green);
        }

        .article-body h3 {
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 28px 0 14px;
        }

        .article-body p {
            margin-bottom: 18px;
        }

        .article-body ul,
        .article-body ol {
            margin: 18px 0;
            padding-left: 28px;
        }

        .article-body li {
            margin-bottom: 10px;
        }

        .article-body ul li::marker {
            color: var(--accent-green);
        }

        .article-body ol li::marker {
            color: var(--accent-amber);
            font-weight: 700;
        }

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

        .article-body a {
            color: var(--accent-green);
            border-bottom: 1px solid rgba(16, 185, 129, 0.4);
            transition: border-color 0.2s, color 0.2s;
        }

        .article-body a:hover {
            color: var(--accent-amber);
            border-bottom-color: var(--accent-amber);
        }

        .article-body blockquote {
            background: var(--bg-secondary);
            border-left: 4px solid var(--accent-amber);
            padding: 20px 24px;
            margin: 24px 0;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-style: italic;
            color: var(--text-secondary);
        }

        .article-body img {
            border-radius: var(--radius-md);
            margin: 24px 0;
            width: 100%;
        }

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            background: var(--bg-secondary);
            border-radius: var(--radius-md);
            overflow: hidden;
        }

        .article-body table th {
            background: var(--accent-emerald);
            color: var(--text-primary);
            padding: 14px 16px;
            text-align: left;
            font-weight: 700;
        }

        .article-body table td {
            padding: 12px 16px;
            border-bottom: 1px solid var(--border-subtle);
            color: var(--text-secondary);
        }

        .article-body table tr:last-child td {
            border-bottom: none;
        }

        /* Author Card */
        .author-card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 28px;
            margin-top: 48px;
            display: flex;
            gap: 20px;
            align-items: center;
            flex-wrap: wrap;
        }

        .author-card .author-avatar {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-amber), var(--accent-green));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            flex-shrink: 0;
        }

        .author-card .author-info h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .author-card .author-info p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* Not Found State */
        .not-found {
            text-align: center;
            padding: 80px 20px;
        }

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

        .not-found h2 {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

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

        .not-found .btn-solid {
            display: inline-block;
            padding: 12px 32px;
            color: #031A12;
        }

        /* Related Articles */
        .related-articles {
            margin-top: 56px;
        }

        .related-articles h3 {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 28px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--border-gold);
            display: inline-block;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .related-card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: all 0.3s;
            display: block;
        }

        .related-card:hover {
            border-color: var(--accent-amber);
            box-shadow: 0 4px 20px rgba(245, 158, 11, 0.15);
            transform: translateY(-2px);
        }

        .related-card .related-cat {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--accent-amber);
            margin-bottom: 8px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .related-card h4 {
            font-family: var(--font-heading);
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--text-primary);
            line-height: 1.4;
        }

        /* Footer */
        .site-footer {
            background: #020E0A;
            border-top: 1px solid var(--border-gold);
            padding: 56px 0 28px;
            margin-top: 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--accent-amber);
            margin-bottom: 16px;
        }

        .footer-col h4 i {
            color: var(--accent-green);
            margin-right: 4px;
        }

        .footer-col p,
        .footer-col a {
            display: block;
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 10px;
            line-height: 1.5;
            transition: color 0.2s;
        }

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

        .footer-bottom {
            text-align: center;
            padding-top: 24px;
            border-top: 1px solid var(--border-subtle);
        }

        .footer-bottom p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* FAB */
        .fab-floating {
            position: fixed;
            left: 18px;
            bottom: 28px;
            z-index: 90;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #F59E0B, #B45309);
            border: 2px solid #FCD34D;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #031A12;
            font-size: 1.6rem;
            cursor: pointer;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            transition: all 0.35s;
            animation: fab-breathe 2.5s ease-in-out infinite;
        }

        .fab-floating:hover {
            transform: scale(1.1);
            box-shadow: 0 10px 35px rgba(245, 158, 11, 0.55);
            animation: none;
        }

        .fab-badge {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            background: #DC2626;
            border-radius: 50%;
            border: 2px solid #fff;
        }

        @keyframes fab-breathe {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-5px);
            }
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .article-header h1 {
                font-size: 2rem;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                width: 100%;
                background: #031A12;
                flex-direction: column;
                padding: 28px 24px;
                gap: 20px;
                border-bottom: 2px solid var(--border-gold);
                box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
                z-index: 998;
            }

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

            .mobile-toggle {
                display: block;
            }

            .header-actions .btn-outline,
            .header-actions .btn-solid {
                padding: 8px 16px;
                font-size: 0.82rem;
            }

            .article-header h1 {
                font-size: 1.7rem;
            }
            .article-body {
                font-size: 1rem;
            }
            .article-body h2 {
                font-size: 1.4rem;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .author-card {
                flex-direction: column;
                text-align: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .fab-floating {
                left: 12px;
                bottom: 20px;
                width: 48px;
                height: 48px;
                font-size: 1.3rem;
            }
        }

        @media (max-width: 520px) {
            .header-actions .btn-outline {
                display: none;
            }
            .article-header h1 {
                font-size: 1.5rem;
            }
            .article-meta {
                gap: 12px;
                font-size: 0.82rem;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #031A12;
            --bg-secondary: #062E20;
            --bg-tertiary: #0A3B2A;
            --accent-amber: #F59E0B;
            --accent-amber-dark: #D97706;
            --accent-green: #10B981;
            --accent-green-dark: #059669;
            --accent-emerald: #034732;
            --text-primary: #F0FDF4;
            --text-secondary: #A7F3D0;
            --text-muted: #6B7280;
            --text-warm: #FEF3C7;
            --border-subtle: rgba(16, 185, 129, 0.2);
            --border-gold: rgba(245, 158, 11, 0.3);
            --border-gold-strong: rgba(245, 158, 11, 0.55);
            --shadow-glow: 0 6px 30px rgba(245, 158, 11, 0.3);
            --shadow-card: 0 2px 16px rgba(0,0,0,0.35);
            --shadow-card-hover: 0 8px 32px rgba(245,158,11,0.25);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --font-heading: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
            --font-body: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
            --nav-height: 74px;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease;
        }

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

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

        .container {
            max-width: 1260px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header & Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 999;
            background: rgba(3, 26, 18, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background 0.3s ease, border-color 0.3s ease;
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }

        .site-header.scrolled {
            background: rgba(3, 26, 18, 0.96);
            border-bottom: 1px solid var(--border-gold);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .logo {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--accent-amber);
            letter-spacing: -0.3px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 6px;
        }

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

        .logo span {
            font-weight: 600;
            font-size: 0.8rem;
            color: var(--text-secondary);
            margin-left: 3px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
        }

        .main-nav a {
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-secondary);
            padding: 8px 0;
            border-bottom: 2px solid transparent;
            transition: color 0.2s, border-color 0.2s;
            white-space: nowrap;
        }

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

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .btn-outline {
            padding: 10px 22px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.9rem;
            border: 1.5px solid var(--accent-amber);
            color: var(--accent-amber);
            background: transparent;
            cursor: pointer;
            transition: all 0.25s;
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: var(--accent-amber);
            color: #031A12;
        }

        .btn-solid {
            padding: 11px 26px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 0.92rem;
            background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
            color: #031A12;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.4);
            transition: all 0.3s;
            white-space: nowrap;
        }

        .btn-solid:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.6);
            background: linear-gradient(135deg, #FBBF24 0%, #F59E0B 100%);
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.8rem;
            cursor: pointer;
        }

        /* Page Hero */
        .page-hero {
            padding: calc(var(--nav-height) + 56px) 0 56px;
            background: radial-gradient(ellipse at 20% 20%, rgba(16, 185, 129, 0.12) 0%, transparent 65%),
                radial-gradient(ellipse at 80% 70%, rgba(245, 158, 11, 0.1) 0%, transparent 55%),
                linear-gradient(180deg, #031A12 0%, #062E20 100%);
            border-bottom: 1px solid var(--border-subtle);
        }

        .page-hero-grid {
            display: grid;
            grid-template-columns: 1fr 0.9fr;
            gap: 48px;
            align-items: center;
        }

        .page-hero-left h1 {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 2.6rem;
            line-height: 1.25;
            color: var(--text-primary);
            margin-bottom: 18px;
        }

        .page-hero-left h1 .highlight {
            color: var(--accent-amber);
        }

        .page-hero-left .hero-desc {
            font-size: 1.1rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 28px;
        }

        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 28px;
        }

        .badge-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 30px;
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid var(--border-gold);
            color: var(--accent-amber);
            font-weight: 600;
            font-size: 0.88rem;
            white-space: nowrap;
        }

        .badge-tag i {
            color: var(--accent-green);
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        .hero-actions .btn-solid {
            padding: 14px 32px;
            font-size: 1rem;
        }

        .hero-actions .btn-outline {
            padding: 14px 28px;
            font-size: 0.95rem;
        }

        .page-hero-right {
            background: var(--bg-tertiary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
        }

        .live-stats-title {
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .live-stats-title i {
            color: var(--accent-green);
        }

        .stat-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            border-bottom: 1px solid var(--border-subtle);
        }

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

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

        .stat-value {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--accent-amber);
        }

        .stat-value.live {
            animation: pulse-green 1.5s infinite;
        }

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

        /* Section Base */
        .section {
            padding: 64px 0;
        }

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

        .section-label {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 30px;
            background: rgba(16, 185, 129, 0.1);
            border: 1px solid var(--border-subtle);
            color: var(--accent-green);
            font-weight: 600;
            font-size: 0.82rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }

        .section-title {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 2rem;
            line-height: 1.3;
            color: var(--text-primary);
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 36px;
            max-width: 720px;
        }

        /* Promo Card Grid */
        .promo-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 24px;
        }

        .promo-card {
            background: var(--bg-tertiary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .promo-card::before {
            content: '';
            position: absolute;
            top: -30px;
            right: -30px;
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.18) 0%, transparent 70%);
            pointer-events: none;
        }

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

        .promo-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: rgba(245, 158, 11, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--accent-amber);
            margin-bottom: 16px;
        }

        .promo-card h3 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .promo-card p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 18px;
        }

        .promo-value {
            display: inline-block;
            padding: 6px 14px;
            border-radius: 30px;
            background: rgba(245, 158, 11, 0.15);
            border: 1px solid var(--border-gold);
            color: var(--accent-amber);
            font-weight: 700;
            font-size: 0.88rem;
        }

        .promo-tag-hot {
            position: absolute;
            top: 16px;
            right: 16px;
            padding: 4px 10px;
            border-radius: 20px;
            background: #DC2626;
            color: #fff;
            font-weight: 700;
            font-size: 0.7rem;
            text-transform: uppercase;
            letter-spacing: 0.4px;
        }

        /* Steps Timeline */
        .steps-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 24px;
            max-width: 780px;
        }

        .step-item {
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }

        .step-num {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, #F59E0B, #D97706);
            color: #031A12;
            font-weight: 800;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .step-content h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

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

        /* VIP Tiers */
        .tier-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
            gap: 20px;
        }

        .tier-card {
            background: var(--bg-tertiary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px;
            text-align: center;
            transition: all 0.3s;
        }

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

        .tier-icon {
            font-size: 2.2rem;
            margin-bottom: 10px;
        }

        .tier-card h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .tier-card .tier-bonus {
            font-weight: 700;
            color: var(--accent-amber);
            font-size: 1.05rem;
            margin-bottom: 4px;
        }

        .tier-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

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

        .faq-item {
            background: var(--bg-tertiary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 22px 24px;
            margin-bottom: 14px;
            cursor: pointer;
            transition: all 0.3s;
        }

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

        .faq-q {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .faq-q i {
            color: var(--accent-amber);
            transition: transform 0.3s;
        }

        .faq-a {
            display: none;
            margin-top: 14px;
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            padding-top: 14px;
            border-top: 1px solid var(--border-subtle);
        }

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

        .faq-item.open .faq-q i {
            transform: rotate(180deg);
        }

        /* News List */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }

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

        .news-card:hover {
            border-color: var(--border-gold-strong);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .news-thumb {
            height: 180px;
            overflow: hidden;
            background: #0A3B2A;
        }

        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .news-body {
            padding: 18px;
        }

        .news-body .news-date {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 8px;
        }

        .news-body h4 {
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .news-body p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.55;
        }

        .news-body a {
            color: var(--accent-amber);
            font-weight: 600;
            font-size: 0.88rem;
        }

        .section-header-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 32px;
        }

        .btn-more {
            padding: 10px 22px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.88rem;
            border: 1px solid var(--border-gold);
            color: var(--accent-amber);
            background: transparent;
            transition: all 0.25s;
            white-space: nowrap;
        }

        .btn-more:hover {
            background: var(--accent-amber);
            color: #031A12;
        }

        /* Footer */
        .site-footer {
            background: #02180E;
            border-top: 1px solid var(--border-gold);
            padding: 52px 0 28px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--accent-amber);
            margin-bottom: 14px;
        }

        .footer-col p,
        .footer-col a {
            display: block;
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 8px;
            line-height: 1.6;
            transition: color 0.2s;
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* FAB */
        .fab-floating {
            position: fixed;
            left: 20px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #F59E0B, #D97706);
            color: #031A12;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            box-shadow: 0 6px 28px rgba(245, 158, 11, 0.45);
            cursor: pointer;
            transition: all 0.3s;
            border: 2px solid var(--border-gold-strong);
        }

        .fab-floating:hover {
            transform: scale(1.1);
            box-shadow: 0 10px 36px rgba(245, 158, 11, 0.65);
        }

        .fab-noti {
            position: absolute;
            top: 2px;
            right: 2px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: #DC2626;
            border: 2px solid #031A12;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .page-hero-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .page-hero-left h1 {
                font-size: 2.1rem;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .promo-grid {
                grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                width: 100%;
                background: #031A12;
                flex-direction: column;
                padding: 28px 24px;
                gap: 20px;
                border-bottom: 2px solid var(--border-gold);
                box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
                z-index: 998;
            }
            .main-nav.active {
                display: flex;
            }
            .mobile-toggle {
                display: block;
            }
            .header-actions .btn-outline,
            .header-actions .btn-solid {
                padding: 8px 16px;
                font-size: 0.82rem;
            }
            .page-hero {
                padding: calc(var(--nav-height) + 32px) 0 40px;
            }
            .page-hero-left h1 {
                font-size: 1.8rem;
            }
            .section {
                padding: 44px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .promo-grid {
                grid-template-columns: 1fr;
            }
            .tier-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .tier-grid {
                grid-template-columns: 1fr;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .hero-actions .btn-solid,
            .hero-actions .btn-outline {
                width: 100%;
                text-align: center;
            }
            .fab-floating {
                width: 48px;
                height: 48px;
                font-size: 1.3rem;
                left: 12px;
                bottom: 80px;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #031A12;
            --bg-secondary: #062E20;
            --accent-amber: #F59E0B;
            --accent-green: #10B981;
            --accent-emerald: #034732;
            --text-primary: #F0FDF4;
            --text-secondary: #A7F3D0;
            --text-muted: #6B7280;
            --border-subtle: rgba(16, 185, 129, 0.2);
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-glow: 0 6px 30px rgba(245, 158, 11, 0.3);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --font-heading: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
            --font-body: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
            --nav-height: 74px;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease;
        }

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

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

        .container {
            max-width: 1260px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 999;
            background: rgba(3, 26, 18, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background 0.3s ease, border-color 0.3s ease;
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }

        .site-header.scrolled {
            background: rgba(3, 26, 18, 0.96);
            border-bottom: 1px solid var(--border-gold);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .logo {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--accent-amber);
            letter-spacing: -0.3px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 6px;
        }

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

        .logo span {
            font-weight: 600;
            font-size: 0.8rem;
            color: var(--text-secondary);
            margin-left: 3px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
        }

        .main-nav a {
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-secondary);
            padding: 8px 0;
            border-bottom: 2px solid transparent;
            transition: color 0.2s, border-color 0.2s;
            white-space: nowrap;
        }

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

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .btn-outline {
            padding: 10px 22px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.9rem;
            border: 1.5px solid var(--accent-amber);
            color: var(--accent-amber);
            background: transparent;
            cursor: pointer;
            transition: all 0.25s;
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: var(--accent-amber);
            color: #031A12;
        }

        .btn-solid {
            padding: 11px 26px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 0.92rem;
            background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
            color: #031A12;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.4);
            transition: all 0.3s;
            white-space: nowrap;
        }

        .btn-solid:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.6);
            background: linear-gradient(135deg, #FBBF24 0%, #F59E0B 100%);
        }

        .btn-solid:active {
            transform: translateY(0);
            box-shadow: 0 3px 12px rgba(245, 158, 11, 0.5);
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.8rem;
            cursor: pointer;
        }

        @media (max-width: 1024px) {
            .main-nav {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                width: 100%;
                background: #031A12;
                flex-direction: column;
                padding: 28px 24px;
                gap: 20px;
                border-bottom: 2px solid var(--border-gold);
                box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
                z-index: 998;
            }
            .main-nav.active {
                display: flex;
            }
            .mobile-toggle {
                display: block;
            }
            .header-actions .btn-outline,
            .header-actions .btn-solid {
                padding: 8px 16px;
                font-size: 0.82rem;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .logo {
                font-size: 1.1rem;
            }
            .header-actions .btn-outline,
            .header-actions .btn-solid {
                font-size: 0.75rem;
                padding: 6px 12px;
            }
        }

        .page-banner {
            padding: calc(var(--nav-height) + 48px) 0 48px;
            background: url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
            position: relative;
            text-align: center;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(3, 26, 18, 0.78) 0%, rgba(3, 26, 18, 0.92) 100%);
        }

        .page-banner .container {
            position: relative;
            z-index: 1;
        }

        .page-banner h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--accent-amber);
            margin-bottom: 16px;
            line-height: 1.25;
        }

        .page-banner .subtitle {
            font-size: 1.15rem;
            color: var(--text-secondary);
            max-width: 700px;
            margin: 0 auto;
        }

        @media (max-width: 768px) {
            .page-banner h1 {
                font-size: 2rem;
            }
            .page-banner .subtitle {
                font-size: 1rem;
            }
        }

        section {
            padding: 64px 0;
        }

        section:nth-child(even) {
            background-color: var(--bg-secondary);
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--accent-amber);
            margin-bottom: 12px;
            line-height: 1.35;
        }

        .section-sub {
            font-size: 1.05rem;
            color: var(--text-secondary);
            margin-bottom: 40px;
            max-width: 750px;
        }

        .promo-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 28px;
        }

        .promo-card {
            background: linear-gradient(160deg, #062E20 0%, #031A12 100%);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .promo-card::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -50%;
            width: 180px;
            height: 180px;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .promo-card:hover {
            transform: translateY(-6px);
            border-color: var(--accent-amber);
            box-shadow: var(--shadow-glow);
        }

        .promo-card .badge {
            display: inline-block;
            background: linear-gradient(135deg, #DC2626 0%, #B91C1C 100%);
            color: #FEF2F2;
            font-size: 0.78rem;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 14px;
            letter-spacing: 0.4px;
        }

        .promo-card h3 {
            font-family: var(--font-heading);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--accent-amber);
            margin-bottom: 10px;
        }

        .promo-card p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 16px;
        }

        .promo-card .value {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--accent-green);
            margin-bottom: 6px;
        }

        .promo-card .condition {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .promo-card .btn-claim {
            display: inline-block;
            margin-top: 16px;
            padding: 10px 28px;
            border-radius: 24px;
            font-weight: 700;
            font-size: 0.92rem;
            background: var(--accent-amber);
            color: #031A12;
            transition: all 0.25s;
            cursor: pointer;
            border: none;
        }

        .promo-card .btn-claim:hover {
            background: #FBBF24;
            transform: scale(1.04);
        }

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

        .step-item {
            background: var(--bg-secondary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 32px 22px 24px;
            text-align: left;
            position: relative;
            transition: all 0.3s;
        }

        .step-item:hover {
            border-color: var(--accent-amber);
            box-shadow: 0 6px 22px rgba(245, 158, 11, 0.15);
        }

        .step-number {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, #F59E0B, #D97706);
            color: #031A12;
            font-weight: 800;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
        }

        .step-item h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: 0.9rem;
            color: var(--text-secondary);
        }

        @media (max-width: 900px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 540px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
        }

        .cta-strip {
            background: linear-gradient(135deg, #062E20 0%, #0B3B28 100%);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .cta-strip h3 {
            font-family: var(--font-heading);
            font-size: 1.9rem;
            font-weight: 800;
            color: var(--accent-amber);
        }

        .cta-strip p {
            font-size: 1rem;
            color: var(--text-secondary);
        }

        .cta-strip .btn-solid {
            padding: 14px 38px;
            font-size: 1rem;
        }

        .info-list {
            background: var(--bg-secondary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
        }

        .info-list ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

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

        .info-list li i {
            color: var(--accent-green);
            font-size: 1.2rem;
            margin-top: 2px;
            flex-shrink: 0;
        }

        .site-footer {
            background: #020F0B;
            border-top: 1px solid var(--border-gold);
            padding: 56px 0 28px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--accent-amber);
            margin-bottom: 16px;
        }

        .footer-col p,
        .footer-col a {
            display: block;
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 10px;
            transition: color 0.2s;
        }

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

        .footer-bottom {
            text-align: center;
            font-size: 0.85rem;
            color: var(--text-muted);
            border-top: 1px solid var(--border-subtle);
            padding-top: 22px;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
            .cta-strip {
                flex-direction: column;
                text-align: center;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .promo-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        .fab-left {
            position: fixed;
            left: 18px;
            bottom: 90px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #F59E0B, #B45309);
            border: 2px solid #FCD34D;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s;
            opacity: 0.85;
            animation: fabBreathe 2.6s ease-in-out infinite;
        }

        .fab-left:hover {
            opacity: 1;
            transform: scale(1.12);
            box-shadow: 0 8px 32px rgba(245, 158, 11, 0.55);
        }

        .fab-left i {
            color: #031A12;
            font-size: 1.6rem;
        }

        @keyframes fabBreathe {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-5px);
            }
        }

        .fab-badge {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 16px;
            height: 16px;
            background: #DC2626;
            border-radius: 50%;
            border: 2px solid #fff;
        }

/* roulang page: category3 */
:root {
            --bg-primary: #031A12;
            --bg-secondary: #062E20;
            --accent-amber: #F59E0B;
            --accent-green: #10B981;
            --accent-emerald: #034732;
            --text-primary: #F0FDF4;
            --text-secondary: #A7F3D0;
            --text-muted: #6B7280;
            --border-subtle: rgba(16, 185, 129, 0.2);
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-glow: 0 6px 30px rgba(245, 158, 11, 0.3);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --font-heading: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
            --font-body: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
            --nav-height: 74px;
        }

        html {
            scroll-behavior: smooth;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease;
        }

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

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

        .container {
            max-width: 1260px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 999;
            background: rgba(3, 26, 18, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background 0.3s ease, border-color 0.3s ease;
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }

        .site-header.scrolled {
            background: rgba(3, 26, 18, 0.96);
            border-bottom: 1px solid var(--border-gold);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .logo {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--accent-amber);
            letter-spacing: -0.3px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 6px;
        }

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

        .logo span {
            font-weight: 600;
            font-size: 0.8rem;
            color: var(--text-secondary);
            margin-left: 3px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav a {
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-secondary);
            padding: 8px 0;
            border-bottom: 2px solid transparent;
            transition: color 0.2s, border-color 0.2s;
            white-space: nowrap;
        }

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

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .btn-outline {
            padding: 10px 22px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.9rem;
            border: 1.5px solid var(--accent-amber);
            color: var(--accent-amber);
            background: transparent;
            cursor: pointer;
            transition: all 0.25s;
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: var(--accent-amber);
            color: #031A12;
        }

        .btn-solid {
            padding: 11px 26px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 0.92rem;
            background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
            color: #031A12;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.4);
            transition: all 0.3s;
            white-space: nowrap;
        }

        .btn-solid:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.6);
            background: linear-gradient(135deg, #FBBF24 0%, #F59E0B 100%);
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.8rem;
            cursor: pointer;
        }

        @media (max-width: 1024px) {
            .main-nav {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                width: 100%;
                background: #031A12;
                flex-direction: column;
                padding: 28px 24px;
                gap: 20px;
                border-bottom: 2px solid var(--border-gold);
                box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
                z-index: 998;
            }
            .main-nav.active {
                display: flex;
            }
            .mobile-toggle {
                display: block;
            }
            .header-actions .btn-outline,
            .header-actions .btn-solid {
                padding: 8px 16px;
                font-size: 0.82rem;
            }
        }

        .category-hero {
            padding: calc(var(--nav-height) + 50px) 0 50px;
            background: radial-gradient(ellipse at 30% 30%, rgba(16, 185, 129, 0.15) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 60%, rgba(245, 158, 11, 0.1) 0%, transparent 55%),
                url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
            position: relative;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(3, 26, 18, 0.75);
            z-index: 0;
        }

        .category-hero .container {
            position: relative;
            z-index: 1;
        }

        .category-hero h1 {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 2.6rem;
            color: var(--accent-amber);
            margin-bottom: 16px;
            line-height: 1.25;
        }

        .category-hero p {
            font-size: 1.15rem;
            color: var(--text-secondary);
            max-width: 800px;
            line-height: 1.7;
        }

        .strategy-grid {
            padding: 60px 0;
        }

        .strategy-card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 30px 24px;
            height: 100%;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .strategy-card:hover {
            border-color: var(--border-gold);
            transform: translateY(-4px);
            box-shadow: 0 8px 30px rgba(245, 158, 11, 0.15);
        }

        .strategy-card .card-icon {
            width: 56px;
            height: 56px;
            background: linear-gradient(135deg, var(--accent-emerald), var(--bg-secondary));
            border: 1.5px solid var(--border-gold);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--accent-amber);
            margin-bottom: 20px;
        }

        .strategy-card h3 {
            font-family: var(--font-heading);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

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

        .content-list-section {
            padding: 60px 0;
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }

        .section-title {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 2rem;
            color: var(--accent-amber);
            margin-bottom: 30px;
            text-align: left;
        }

        .article-row {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 18px 0;
            border-bottom: 1px solid var(--border-subtle);
            transition: all 0.25s;
        }

        .article-row:hover {
            transform: translateX(6px);
            border-bottom-color: var(--border-gold);
        }

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

        .article-row .article-info {
            flex: 1;
        }

        .article-row h4 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
            transition: color 0.2s;
        }

        .article-row:hover h4 {
            color: var(--accent-amber);
        }

        .article-row .article-meta {
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .article-row .article-excerpt {
            font-size: 0.92rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }

        .list-placeholder {
            text-align: left;
            padding: 30px 0;
            color: var(--text-muted);
            font-style: italic;
        }

        .toolkit-cta {
            padding: 70px 0;
            background: radial-gradient(ellipse at 50% 50%, rgba(16, 185, 129, 0.15) 0%, transparent 60%);
            text-align: left;
        }

        .toolkit-cta h2 {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 2.2rem;
            color: var(--accent-amber);
            margin-bottom: 14px;
        }

        .toolkit-cta p {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 750px;
            line-height: 1.7;
            margin-bottom: 30px;
        }

        .toolkit-cta .btn-cta-large {
            padding: 14px 40px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1rem;
            background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
            color: #031A12;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.4);
            transition: all 0.3s;
        }

        .toolkit-cta .btn-cta-large:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.6);
        }

        .site-footer {
            background: #020E0A;
            border-top: 1px solid var(--border-gold);
            padding: 50px 0 25px;
            color: var(--text-secondary);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 30px;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .category-hero h1 {
                font-size: 2rem;
            }
            .section-title {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-weight: 600;
            color: var(--accent-amber);
            margin-bottom: 14px;
            font-size: 1.05rem;
        }

        .footer-col a {
            display: block;
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 8px;
            transition: color 0.2s;
        }

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

        .footer-bottom {
            text-align: left;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .fab-left {
            position: fixed;
            left: 24px;
            bottom: 80px;
            z-index: 50;
            width: 56px;
            height: 56px;
            background: linear-gradient(135deg, #F59E0B, #B45309);
            border-radius: 50%;
            border: 2px solid #FCD34D;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: #031A12;
            cursor: pointer;
            transition: all 0.3s;
            animation: float 3s ease infinite;
        }

        .fab-left:hover {
            transform: scale(1.1);
            box-shadow: 0 10px 30px rgba(245, 158, 11, 0.55);
        }

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

/* roulang page: category4 */
:root {
            --bg-primary: #031A12;
            --bg-secondary: #062E20;
            --accent-amber: #F59E0B;
            --accent-green: #10B981;
            --accent-emerald: #034732;
            --text-primary: #F0FDF4;
            --text-secondary: #A7F3D0;
            --text-muted: #6B7280;
            --border-subtle: rgba(16, 185, 129, 0.2);
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-glow: 0 6px 30px rgba(245, 158, 11, 0.3);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --font-heading: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
            --font-body: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
            --nav-height: 74px;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease;
        }

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

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

        .container {
            max-width: 1260px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header & Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 999;
            background: rgba(3, 26, 18, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background 0.3s ease, border-color 0.3s ease;
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }

        .site-header.scrolled {
            background: rgba(3, 26, 18, 0.96);
            border-bottom: 1px solid var(--border-gold);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .logo {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--accent-amber);
            letter-spacing: -0.3px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 6px;
        }

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

        .logo span {
            font-weight: 600;
            font-size: 0.8rem;
            color: var(--text-secondary);
            margin-left: 3px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
        }

        .main-nav a {
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-secondary);
            padding: 8px 0;
            border-bottom: 2px solid transparent;
            transition: color 0.2s, border-color 0.2s;
            white-space: nowrap;
        }

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

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .btn-outline {
            padding: 10px 22px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.9rem;
            border: 1.5px solid var(--accent-amber);
            color: var(--accent-amber);
            background: transparent;
            cursor: pointer;
            transition: all 0.25s;
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: var(--accent-amber);
            color: #031A12;
        }

        .btn-solid {
            padding: 11px 26px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 0.92rem;
            background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
            color: #031A12;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.4);
            transition: all 0.3s;
            white-space: nowrap;
        }

        .btn-solid:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.6);
            background: linear-gradient(135deg, #FBBF24 0%, #F59E0B 100%);
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.8rem;
            cursor: pointer;
        }

        @media (max-width: 1024px) {
            .main-nav {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                width: 100%;
                background: #031A12;
                flex-direction: column;
                padding: 28px 24px;
                gap: 20px;
                border-bottom: 2px solid var(--border-gold);
                box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
                z-index: 998;
            }

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

            .mobile-toggle {
                display: block;
            }

            .header-actions .btn-outline,
            .header-actions .btn-solid {
                padding: 8px 16px;
                font-size: 0.82rem;
            }
        }

        /* Page Hero - No image hero with icon matrix */
        .page-hero {
            padding: calc(var(--nav-height) + 50px) 0 60px;
            background: radial-gradient(ellipse at 30% 15%, rgba(16, 185, 129, 0.12) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 80%, rgba(245, 158, 11, 0.08) 0%, transparent 50%),
                var(--bg-primary);
            text-align: left;
        }

        .hero-grid {
            display: flex;
            align-items: center;
            gap: 60px;
            flex-wrap: wrap;
        }

        .hero-text {
            flex: 1 1 500px;
        }

        .hero-text h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.25;
            margin-bottom: 20px;
            letter-spacing: -0.5px;
        }

        .hero-text h1 .highlight {
            background: linear-gradient(135deg, var(--accent-amber), #FBBF24);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-desc {
            font-size: 1.08rem;
            color: var(--text-secondary);
            margin-bottom: 32px;
            max-width: 620px;
            line-height: 1.7;
        }

        .hero-icons {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .hero-icon-badge {
            background: rgba(16, 185, 129, 0.1);
            border: 1px solid var(--border-subtle);
            border-radius: 50px;
            padding: 12px 20px;
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
            font-size: 0.92rem;
            color: var(--text-primary);
            transition: all 0.25s;
        }

        .hero-icon-badge i {
            color: var(--accent-amber);
            font-size: 1.2rem;
        }

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

        .hero-stats {
            display: flex;
            gap: 40px;
            margin-bottom: 28px;
            padding: 18px 0;
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }

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

        .hero-stat-number {
            font-size: 2rem;
            font-weight: 800;
            font-family: var(--font-heading);
            color: var(--accent-amber);
            line-height: 1.1;
        }

        .hero-stat-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }

        .hero-visual {
            flex: 0 0 360px;
            background: var(--bg-secondary);
            border-radius: var(--radius-xl);
            padding: 36px;
            border: 1px solid var(--border-subtle);
            display: flex;
            flex-direction: column;
            gap: 20px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }

        .hero-visual-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: var(--radius-md);
            border: 1px solid transparent;
            transition: all 0.25s;
        }

        .hero-visual-item:hover {
            border-color: var(--border-gold);
            background: rgba(245, 158, 11, 0.05);
        }

        .hero-visual-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-amber), var(--accent-green));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            color: #031A12;
            flex-shrink: 0;
        }

        .hero-visual-info {
            flex: 1;
            min-width: 0;
        }

        .hero-visual-name {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--text-primary);
        }

        .hero-visual-msg {
            font-size: 0.8rem;
            color: var(--text-secondary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        @media (max-width: 768px) {
            .hero-grid {
                flex-direction: column;
                gap: 40px;
            }

            .hero-visual {
                flex: 0 0 auto;
                width: 100%;
            }

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

            .hero-stats {
                gap: 24px;
                flex-wrap: wrap;
            }
        }

        /* Section Styles */
        .section {
            padding: 70px 0;
        }

        .section-header {
            margin-bottom: 50px;
            max-width: 700px;
        }

        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: -0.3px;
        }

        .section-header p {
            color: var(--text-secondary);
            font-size: 1rem;
            line-height: 1.65;
        }

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

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

        .feature-card {
            background: var(--bg-primary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            transition: all 0.3s;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .section-alt .feature-card {
            background: var(--bg-primary);
        }

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

        .feature-card-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(16, 185, 129, 0.1));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--accent-amber);
        }

        .feature-card h3 {
            font-family: var(--font-heading);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
        }

        .feature-card p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
        }

        /* Community Posts List */
        .community-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .community-post-item {
            display: flex;
            align-items: center;
            gap: 18px;
            padding: 18px 22px;
            background: var(--bg-primary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            transition: all 0.25s;
        }

        .section-alt .community-post-item {
            background: var(--bg-primary);
        }

        .community-post-item:hover {
            border-color: var(--border-gold);
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.1);
            transform: translateX(4px);
        }

        .post-avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-green), var(--accent-amber));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1rem;
            color: #031A12;
            flex-shrink: 0;
        }

        .post-content {
            flex: 1;
            min-width: 0;
        }

        .post-content h4 {
            font-weight: 700;
            font-size: 0.98rem;
            color: var(--text-primary);
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .post-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .post-badge {
            padding: 6px 14px;
            border-radius: 30px;
            font-size: 0.78rem;
            font-weight: 600;
            white-space: nowrap;
        }

        .post-badge.hot {
            background: rgba(234, 88, 12, 0.2);
            color: #EA580C;
            border: 1px solid rgba(234, 88, 12, 0.3);
        }

        .post-badge.new {
            background: rgba(16, 185, 129, 0.2);
            color: #10B981;
            border: 1px solid rgba(16, 185, 129, 0.3);
        }

        @media (max-width: 520px) {
            .community-post-item {
                flex-wrap: wrap;
                gap: 10px;
            }

            .post-content h4 {
                white-space: normal;
            }
        }

        /* Event Timeline */
        .timeline {
            display: flex;
            flex-direction: column;
            gap: 0;
            position: relative;
            padding-left: 30px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 12px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--border-gold);
        }

        .timeline-item {
            position: relative;
            padding: 0 0 36px 28px;
        }

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

        .timeline-dot {
            position: absolute;
            left: -24px;
            top: 4px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--accent-amber);
            border: 3px solid var(--bg-primary);
            box-shadow: 0 0 0 3px var(--border-gold);
            z-index: 2;
        }

        .timeline-date {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--accent-amber);
            margin-bottom: 6px;
        }

        .timeline-content h4 {
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .timeline-content p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.55;
        }

        /* Group Cards */
        .group-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 24px;
        }

        .group-card {
            background: var(--bg-primary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all 0.3s;
        }

        .section-alt .group-card {
            background: var(--bg-primary);
        }

        .group-card:hover {
            border-color: var(--border-gold);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.15);
            transform: translateY(-3px);
        }

        .group-card-img {
            height: 160px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .group-card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(3, 26, 18, 0.85);
            backdrop-filter: blur(8px);
            padding: 6px 14px;
            border-radius: 30px;
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--accent-amber);
            border: 1px solid var(--border-gold);
        }

        .group-card-body {
            padding: 22px 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .group-card-body h3 {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-primary);
        }

        .group-card-body p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.55;
        }

        .group-card-stats {
            display: flex;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .group-card-stats span {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        /* CTA Banner */
        .cta-banner {
            background: linear-gradient(135deg, var(--accent-emerald), var(--bg-secondary));
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-banner::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -20%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-banner h3 {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 14px;
            position: relative;
            z-index: 1;
        }

        .cta-banner p {
            color: var(--text-secondary);
            font-size: 1rem;
            max-width: 550px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 1;
        }

        .cta-banner .btn-solid {
            position: relative;
            z-index: 1;
            padding: 14px 38px;
            font-size: 1rem;
        }

        /* No posts placeholder */
        .no-posts {
            text-align: center;
            padding: 36px;
            color: var(--text-muted);
            font-size: 0.95rem;
            border: 1px dashed var(--border-subtle);
            border-radius: var(--radius-md);
            background: rgba(255, 255, 255, 0.02);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-subtle);
            padding: 56px 0 28px;
            margin-top: 20px;
        }

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

        .footer-col h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--accent-amber);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-col h4 i {
            color: var(--accent-green);
        }

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

        .footer-col a {
            display: block;
            font-size: 0.88rem;
            color: var(--text-secondary);
            padding: 5px 0;
            transition: color 0.2s;
        }

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

        .footer-bottom {
            text-align: center;
            padding-top: 24px;
            border-top: 1px solid var(--border-subtle);
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }

            .cta-banner {
                padding: 36px 22px;
            }

            .cta-banner h3 {
                font-size: 1.4rem;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }

            .section {
                padding: 48px 0;
            }

            .page-hero {
                padding-top: calc(var(--nav-height) + 30px);
                padding-bottom: 40px;
            }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}