/* roulang page: index */
:root {
            --primary-deep: #031A12;
            --primary-dark: #062E20;
            --primary-mid: #0B3E28;
            --accent-gold: #F59E0B;
            --accent-gold-light: #FCD34D;
            --accent-amber: #F59E0B;
            --accent-green: #10B981;
            --text-primary: #F0FDF4;
            --text-secondary: #A7F3D0;
            --text-muted: #86B9A0;
            --border-subtle: rgba(16, 185, 129, 0.2);
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-gold: 0 6px 25px rgba(245, 158, 11, 0.25);
            --shadow-green: 0 4px 20px rgba(16, 185, 129, 0.15);
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1.25rem;
            --radius-xl: 1.75rem;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 1.5rem;
            --spacing-lg: 2.5rem;
            --spacing-xl: 4rem;
            --spacing-2xl: 6rem;
            --font-heading: 'Segoe UI', 'Inter', system-ui, sans-serif;
            --font-body: 'Segoe UI', 'Inter', system-ui, sans-serif;
        }

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

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

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

        a {
            text-decoration: none;
            transition: color 0.2s ease, opacity 0.2s ease;
        }

        a:hover {
            opacity: 0.9;
        }

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

        button, .btn {
            cursor: pointer;
            transition: all 0.25s ease;
            font-family: var(--font-body);
        }

        /* Custom Bootstrap Overrides */
        .btn {
            border-radius: var(--radius-sm);
            font-weight: 600;
            padding: 0.7rem 1.8rem;
            letter-spacing: 0.01em;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border: none;
            color: #031A12;
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, var(--accent-gold-light) 0%, var(--accent-gold) 100%);
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.5);
            transform: translateY(-1px);
            color: #031A12;
        }

        .btn-outline-gold {
            border: 1.5px solid var(--border-gold);
            color: var(--accent-gold);
            background: transparent;
        }

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

        .btn-green {
            background: linear-gradient(135deg, var(--accent-green) 0%, #059669 100%);
            border: none;
            color: #031A12;
            box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
        }

        .btn-green:hover {
            box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45);
            transform: translateY(-1px);
            color: #031A12;
        }

        /* Container */
        .custom-container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }

        /* Header & Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1050;
            background: rgba(3, 26, 18, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-gold);
            padding: 0.7rem 0;
        }

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

        .logo-text {
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: -0.01em;
            white-space: nowrap;
            background: linear-gradient(135deg, var(--accent-gold-light), var(--accent-gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .logo-text a {
            color: inherit;
            -webkit-text-fill-color: transparent;
        }

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

        .nav-menu li a {
            color: var(--text-secondary);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.5rem 0.8rem;
            border-radius: var(--radius-sm);
            transition: all 0.2s ease;
        }

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

        .nav-actions {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
        }

        .btn-nav-login {
            color: var(--accent-gold);
            background: transparent;
            border: 1px solid var(--border-gold);
            padding: 0.45rem 1.2rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
        }

        .btn-nav-login:hover {
            background: rgba(245, 158, 11, 0.1);
            color: var(--accent-gold-light);
        }

        .btn-nav-signup {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border: none;
            color: #031A12;
            padding: 0.5rem 1.4rem;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.9rem;
        }

        .btn-nav-signup:hover {
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.45);
            transform: translateY(-1px);
            color: #031A12;
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--accent-gold);
            font-size: 1.6rem;
            padding: 0.3rem;
        }

        /* Hero Section */
        .hero-section {
            padding: 8rem 0 4rem;
            background: linear-gradient(180deg, rgba(6, 46, 32, 0.9) 0%, rgba(3, 26, 18, 0.95) 100%), url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid var(--border-gold);
        }

        .hero-content {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(16, 185, 129, 0.2);
            border: 1px solid var(--border-subtle);
            color: var(--accent-green);
            padding: 0.4rem 1.4rem;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.85rem;
            letter-spacing: 0.02em;
            margin-bottom: var(--spacing-md);
        }

        .hero-title {
            font-size: clamp(2.2rem, 5vw, 3.6rem);
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: var(--spacing-sm);
            line-height: 1.2;
            background: linear-gradient(180deg, #F0FDF4 0%, #A7F3D0 80%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-desc {
            font-size: 1.15rem;
            color: var(--text-secondary);
            margin-bottom: var(--spacing-lg);
            line-height: 1.7;
            max-width: 680px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-meta {
            display: flex;
            justify-content: center;
            gap: var(--spacing-lg);
            flex-wrap: wrap;
            margin-bottom: var(--spacing-lg);
        }

        .hero-stat {
            background: rgba(10, 50, 30, 0.5);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            padding: var(--spacing-sm) var(--spacing-md);
            text-align: center;
            min-width: 110px;
        }

        .hero-stat-num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent-gold);
        }

        .hero-stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .hero-cta-group {
            display: flex;
            justify-content: center;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
        }

        /* Section Styles */
        .section-padding {
            padding: var(--spacing-2xl) 0;
        }

        .section-header {
            text-align: left;
            margin-bottom: var(--spacing-xl);
        }

        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: var(--spacing-xs);
        }

        .section-header p {
            color: var(--text-muted);
            font-size: 1.05rem;
            max-width: 700px;
        }

        /* Card Custom */
        .card-custom {
            background: rgba(6, 46, 32, 0.5);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            transition: all 0.3s ease;
            height: 100%;
            position: relative;
            overflow: hidden;
        }

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

        .card-icon {
            font-size: 2.4rem;
            color: var(--accent-gold);
            margin-bottom: var(--spacing-sm);
        }

        .card-title {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }

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

        .card-tag {
            position: absolute;
            top: 1rem;
            right: 1rem;
            background: rgba(220, 38, 38, 0.85);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 800;
            padding: 0.2rem 0.7rem;
            border-radius: 50px;
            letter-spacing: 0.04em;
        }

        /* Timeline / Roadmap */
        .timeline-node {
            display: flex;
            align-items: flex-start;
            gap: var(--spacing-md);
            padding: var(--spacing-md) 0;
            border-left: 2px solid var(--border-gold);
            margin-left: 1rem;
            padding-left: var(--spacing-lg);
            position: relative;
        }

        .timeline-node::before {
            content: '';
            position: absolute;
            left: -0.55rem;
            top: 1.5rem;
            width: 0.9rem;
            height: 0.9rem;
            background: var(--accent-gold);
            border-radius: 50%;
            box-shadow: 0 0 12px rgba(245, 158, 11, 0.5);
        }

        .timeline-content h4 {
            color: var(--accent-gold-light);
            margin-bottom: 0.3rem;
        }

        .timeline-content p {
            color: var(--text-secondary);
        }

        /* Comparison Table */
        .compare-card {
            background: rgba(6, 46, 32, 0.4);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            border: 1px solid var(--border-subtle);
        }

        .compare-highlight {
            border-color: var(--accent-gold);
            box-shadow: var(--shadow-gold);
        }

        /* CMS List */
        .cms-article-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--spacing-sm) 0;
            border-bottom: 1px solid var(--border-subtle);
            transition: background 0.2s;
        }

        .cms-article-row:hover {
            background: rgba(16, 185, 129, 0.05);
        }

        .cms-article-title {
            font-weight: 700;
            color: var(--text-primary);
            flex: 2;
        }

        .cms-article-date {
            color: var(--text-muted);
            font-size: 0.85rem;
            flex: 1;
            text-align: right;
        }

        .cms-article-status {
            color: var(--accent-green);
            font-weight: 600;
            font-size: 0.8rem;
        }

        /* Footer */
        .site-footer {
            background: #02140E;
            border-top: 1px solid var(--border-gold);
            padding: var(--spacing-xl) 0 var(--spacing-md);
            color: var(--text-muted);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: var(--spacing-lg);
        }

        .footer-logo {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: var(--spacing-sm);
        }

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

        .footer-links li {
            margin-bottom: 0.4rem;
        }

        .footer-links a {
            color: var(--text-muted);
        }

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

        .footer-bottom {
            text-align: center;
            margin-top: var(--spacing-lg);
            font-size: 0.85rem;
            border-top: 1px solid rgba(245, 158, 11, 0.2);
            padding-top: var(--spacing-md);
        }

        /* FAB */
        .fab-floating {
            position: fixed;
            left: 1.5rem;
            bottom: 6rem;
            z-index: 1055;
            width: 56px;
            height: 56px;
            background: radial-gradient(circle at 30% 30%, #A7F3D0, #065F46);
            border: 2px solid var(--accent-gold);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.5rem;
            box-shadow: var(--shadow-gold);
            transition: all 0.3s ease;
            opacity: 0.8;
            animation: float-breath 3s infinite ease-in-out;
        }

        .fab-floating:hover {
            opacity: 1;
            transform: scale(1.1) rotate(360deg);
        }

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

        .fab-notification {
            position: absolute;
            top: -0.1rem;
            right: -0.1rem;
            width: 14px;
            height: 14px;
            background: #DC2626;
            border-radius: 50%;
            border: 2px solid #fff;
        }

        /* Responsive */
        @media (max-width: 992px) {
            .nav-menu {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .hero-title {
                font-size: 2rem;
            }
        }

        @media (max-width: 768px) {
            .hero-meta {
                flex-direction: column;
                align-items: center;
            }
            .section-header {
                text-align: center;
            }
        }

/* roulang page: article */
:root {
            --primary-deep: #031A12;
            --primary-dark: #062E20;
            --primary-mid: #0B3E28;
            --accent-gold: #F59E0B;
            --accent-gold-light: #FCD34D;
            --accent-amber: #F59E0B;
            --accent-green: #10B981;
            --text-primary: #F0FDF4;
            --text-secondary: #A7F3D0;
            --text-muted: #86B9A0;
            --border-subtle: rgba(16, 185, 129, 0.2);
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-gold: 0 6px 25px rgba(245, 158, 11, 0.25);
            --shadow-green: 0 4px 20px rgba(16, 185, 129, 0.15);
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1.25rem;
            --radius-xl: 1.75rem;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 1.5rem;
            --spacing-lg: 2.5rem;
            --spacing-xl: 4rem;
            --spacing-2xl: 6rem;
            --font-heading: 'Segoe UI', 'Inter', system-ui, sans-serif;
            --font-body: 'Segoe UI', 'Inter', system-ui, sans-serif;
        }

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

        body {
            font-family: var(--font-body);
            background-color: var(--primary-deep);
            color: var(--text-primary);
            line-height: 1.65;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

        a {
            text-decoration: none;
            transition: color 0.2s ease, opacity 0.2s ease;
            color: var(--accent-gold);
        }

        a:hover {
            opacity: 0.9;
            color: var(--accent-gold-light);
        }

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

        button,
        .btn {
            cursor: pointer;
            transition: all 0.25s ease;
            font-family: var(--font-body);
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            color: var(--text-primary);
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 0.5em;
        }

        h1 {
            font-size: 2.5rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent-gold-light), var(--accent-gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        h2 {
            font-size: 1.8rem;
            font-weight: 700;
        }

        h3 {
            font-size: 1.5rem;
            font-weight: 650;
        }

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

        .btn {
            border-radius: var(--radius-sm);
            font-weight: 600;
            padding: 0.7rem 1.8rem;
            letter-spacing: 0.01em;
            transition: all 0.25s ease;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border: none;
            color: #031A12;
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
        }

        .btn-primary:hover,
        .btn-primary:focus-visible {
            background: linear-gradient(135deg, var(--accent-gold-light) 0%, var(--accent-gold) 100%);
            box-shadow: var(--shadow-gold);
            transform: translateY(-1px);
            color: #031A12;
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }

        .btn-outline-gold {
            border: 1.5px solid var(--border-gold);
            color: var(--accent-gold);
            background: transparent;
        }

        .btn-outline-gold:hover,
        .btn-outline-gold:focus-visible {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--accent-gold);
            color: var(--accent-gold-light);
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }

        .btn-green {
            background: linear-gradient(135deg, var(--accent-green) 0%, #059669 100%);
            border: none;
            color: #031A12;
            box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
            font-weight: 650;
        }

        .btn-green:hover,
        .btn-green:focus-visible {
            box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45);
            transform: translateY(-1px);
            color: #031A12;
            outline: 2px solid var(--accent-green);
            outline-offset: 2px;
        }

        .custom-container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 var(--spacing-md);
            width: 100%;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1050;
            background: rgba(3, 26, 18, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-gold);
            padding: 0.7rem 0;
        }

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

        .logo-text {
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: -0.01em;
            white-space: nowrap;
            background: linear-gradient(135deg, var(--accent-gold-light), var(--accent-gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .logo-text a {
            color: inherit;
            -webkit-text-fill-color: transparent;
        }

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

        .nav-menu li a {
            color: var(--text-secondary);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.5rem 0.8rem;
            border-radius: var(--radius-sm);
            transition: all 0.2s ease;
            white-space: nowrap;
        }

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

        .nav-actions {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
        }

        .btn-nav-login {
            color: var(--accent-gold);
            background: transparent;
            border: 1px solid var(--border-gold);
            padding: 0.45rem 1.2rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.2s ease;
        }

        .btn-nav-login:hover {
            background: rgba(245, 158, 11, 0.1);
            color: var(--accent-gold-light);
        }

        .btn-nav-signup {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border: none;
            color: #031A12;
            padding: 0.5rem 1.4rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
        }

        .btn-nav-signup:hover {
            box-shadow: var(--shadow-gold);
            transform: translateY(-1px);
            color: #031A12;
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--accent-gold);
            font-size: 1.6rem;
            cursor: pointer;
            padding: 0.3rem;
        }

        .article-hero {
            padding: 8rem 0 3rem;
            background: linear-gradient(180deg, rgba(6, 46, 32, 0.6) 0%, var(--primary-deep) 100%);
            border-bottom: 1px solid var(--border-subtle);
            position: relative;
            overflow: hidden;
        }

        .article-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(ellipse at 30% 50%, rgba(245, 158, 11, 0.08) 0%, transparent 60%);
            pointer-events: none;
        }

        .article-hero-card {
            position: relative;
            z-index: 2;
        }

        .article-body {
            padding: var(--spacing-xl) 0;
        }

        .article-content {
            max-width: 800px;
            margin: 0 auto;
            font-size: 1.05rem;
            line-height: 1.75;
            color: var(--text-secondary);
        }

        .article-content img {
            border-radius: var(--radius-lg);
            margin: 1.5rem 0;
            box-shadow: var(--shadow-green);
        }

        .article-content h2,
        .article-content h3 {
            color: var(--accent-gold);
            margin-top: 2rem;
            margin-bottom: 1rem;
        }

        .article-content p {
            margin-bottom: 1.2rem;
        }

        .article-content ul,
        .article-content ol {
            margin-bottom: 1.5rem;
            padding-left: 1.8rem;
        }

        .article-content li {
            margin-bottom: 0.5rem;
        }

        .article-content blockquote {
            border-left: 3px solid var(--accent-gold);
            padding: 1rem 1.5rem;
            margin: 1.5rem 0;
            background: rgba(245, 158, 11, 0.05);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-style: italic;
            color: var(--text-secondary);
        }

        .related-cards {
            padding: var(--spacing-xl) 0;
            background: var(--primary-dark);
        }

        .card-custom {
            background: linear-gradient(145deg, rgba(11, 62, 40, 0.5), rgba(6, 46, 32, 0.7));
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: var(--spacing-md);
            transition: all 0.3s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

        .card-custom h5 {
            color: var(--accent-gold);
            font-size: 1.2rem;
            margin-bottom: 0.5rem;
        }

        .card-custom p {
            font-size: 0.9rem;
            color: var(--text-muted);
            flex-grow: 1;
        }

        .not-found-section {
            padding: var(--spacing-2xl) 0;
            text-align: center;
        }

        .fab-left {
            position: fixed;
            left: 1.5rem;
            bottom: 6rem;
            z-index: 1030;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #1C4A2A, #031A12);
            border: 2px solid var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.4rem;
            box-shadow: var(--shadow-gold);
            cursor: pointer;
            transition: all 0.3s ease;
            animation: gentle-float 3s infinite ease-in-out;
        }

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

        .fab-left:hover {
            transform: scale(1.1);
            box-shadow: 0 8px 30px rgba(245, 158, 11, 0.45);
            color: var(--accent-gold-light);
        }

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

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

        .site-footer {
            background: var(--primary-dark);
            border-top: 1px solid var(--border-gold);
            padding: var(--spacing-xl) 0 var(--spacing-md);
            color: var(--text-muted);
        }

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

        .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 0.8rem;
        }

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

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

        .footer-links li a {
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: color 0.2s;
        }

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

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

        .badge-dark {
            background: #0B2E1E;
            border: 1px solid var(--border-subtle);
            color: var(--text-secondary);
            font-weight: 600;
            padding: 0.4em 0.8em;
            border-radius: var(--radius-sm);
        }

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

        @media (max-width: 768px) {
            h1 {
                font-size: 2rem;
            }
            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: rgba(3, 26, 18, 0.98);
                flex-direction: column;
                padding: var(--spacing-md);
                gap: var(--spacing-xs);
                border-bottom: 1px solid var(--border-gold);
                backdrop-filter: blur(20px);
            }
            .nav-menu.show {
                display: flex;
            }
            .mobile-menu-btn {
                display: block;
            }
            .nav-actions {
                display: none;
            }
            .nav-actions.mobile {
                display: flex;
                flex-direction: column;
                width: 100%;
                margin-top: var(--spacing-sm);
                gap: var(--spacing-sm);
            }
            .nav-actions.mobile .btn-nav-login,
            .nav-actions.mobile .btn-nav-signup {
                width: 100%;
                text-align: center;
            }
            .article-content {
                font-size: 1rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .fab-left {
                width: 48px;
                height: 48px;
                left: 1rem;
                bottom: 4rem;
                font-size: 1.2rem;
            }
        }

/* roulang page: category1 */
:root {
            --primary-deep: #031A12;
            --primary-dark: #062E20;
            --primary-mid: #0B3E28;
            --accent-gold: #F59E0B;
            --accent-gold-light: #FCD34D;
            --accent-amber: #F59E0B;
            --accent-green: #10B981;
            --text-primary: #F0FDF4;
            --text-secondary: #A7F3D0;
            --text-muted: #86B9A0;
            --border-subtle: rgba(16, 185, 129, 0.2);
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-gold: 0 6px 25px rgba(245, 158, 11, 0.25);
            --shadow-green: 0 4px 20px rgba(16, 185, 129, 0.15);
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1.25rem;
            --radius-xl: 1.75rem;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 1.5rem;
            --spacing-lg: 2.5rem;
            --spacing-xl: 4rem;
            --spacing-2xl: 6rem;
            --font-heading: 'Segoe UI', 'Inter', system-ui, sans-serif;
            --font-body: 'Segoe UI', 'Inter', system-ui, sans-serif;
        }

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

        a {
            text-decoration: none;
            transition: color 0.2s ease, opacity 0.2s ease;
        }
        a:hover {
            opacity: 0.9;
        }

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

        button, .btn {
            cursor: pointer;
            transition: all 0.25s ease;
            font-family: var(--font-body);
        }

        .btn {
            border-radius: var(--radius-sm);
            font-weight: 600;
            padding: 0.7rem 1.8rem;
            letter-spacing: 0.01em;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border: none;
            color: #031A12;
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, var(--accent-gold-light) 0%, var(--accent-gold) 100%);
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.5);
            transform: translateY(-1px);
            color: #031A12;
        }

        .btn-outline-gold {
            border: 1.5px solid var(--border-gold);
            color: var(--accent-gold);
            background: transparent;
        }
        .btn-outline-gold:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--accent-gold);
            color: var(--accent-gold-light);
        }

        .btn-green {
            background: linear-gradient(135deg, var(--accent-green) 0%, #059669 100%);
            border: none;
            color: #031A12;
            box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
        }
        .btn-green:hover {
            box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45);
            transform: translateY(-1px);
            color: #031A12;
        }

        /* Container */
        .custom-container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }

        /* Header & Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1050;
            background: rgba(3, 26, 18, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-gold);
            padding: 0.7rem 0;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-md);
        }
        .logo-text {
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: -0.01em;
            white-space: nowrap;
            background: linear-gradient(135deg, var(--accent-gold-light), var(--accent-gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .logo-text a {
            color: inherit;
            -webkit-text-fill-color: transparent;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-menu li a {
            color: var(--text-secondary);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.5rem 0.8rem;
            border-radius: var(--radius-sm);
            transition: all 0.2s ease;
        }
        .nav-menu li a:hover,
        .nav-menu li a.active {
            color: var(--accent-gold);
            background: rgba(245, 158, 11, 0.08);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
        }
        .btn-nav-login {
            color: var(--accent-gold);
            background: transparent;
            border: 1px solid var(--border-gold);
            padding: 0.45rem 1.2rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
        }
        .btn-nav-login:hover {
            background: rgba(245, 158, 11, 0.1);
            color: var(--accent-gold-light);
        }
        .btn-nav-signup {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border: none;
            color: #031A12;
            padding: 0.5rem 1.4rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            box-shadow: 0 2px 10px rgba(245, 158, 11, 0.3);
        }
        .btn-nav-signup:hover {
            box-shadow: 0 4px 15px rgba(245, 158, 11, 0.5);
            transform: translateY(-1px);
            color: #031A12;
        }
        /* Mobile Menu Toggle */
        .menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--accent-gold);
            font-size: 1.6rem;
            padding: 0.2rem 0.5rem;
        }
        @media (max-width: 1024px) {
            .menu-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: rgba(3, 26, 18, 0.96);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 1rem 0;
                border-bottom: 1px solid var(--border-gold);
            }
            .nav-menu.show {
                display: flex;
            }
            .nav-menu li a {
                padding: 0.8rem 1.5rem;
                width: 100%;
                border-radius: 0;
            }
            .nav-actions {
                gap: 0.5rem;
            }
            .btn-nav-login, .btn-nav-signup {
                padding: 0.4rem 1rem;
                font-size: 0.85rem;
            }
        }
        @media (max-width: 520px) {
            .logo-text {
                font-size: 1rem;
            }
            .btn-nav-login, .btn-nav-signup {
                padding: 0.35rem 0.8rem;
                font-size: 0.75rem;
            }
        }

        /* Footer */
        .site-footer {
            background: #020E0B;
            border-top: 1px solid var(--border-gold);
            padding: var(--spacing-xl) 0 0;
            margin-top: var(--spacing-2xl);
            color: var(--text-muted);
            font-size: 0.95rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-lg);
            padding-bottom: var(--spacing-lg);
        }
        .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 0.5rem;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 0.5rem;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: color 0.2s;
        }
        .footer-links a:hover {
            color: var(--accent-gold);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding: var(--spacing-md) 0;
            text-align: center;
            font-size: 0.85rem;
            color: #5A7A6A;
        }
        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Page Specific - Category Hero */
        .cat-hero {
            padding: 7rem 0 3rem;
            background-image: linear-gradient(180deg, rgba(3,26,18,0.9) 0%, rgba(6,46,32,0.95) 100%), url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            border-bottom: 1px solid var(--border-gold);
        }
        .cat-hero-content {
            display: flex;
            align-items: center;
            gap: var(--spacing-xl);
        }
        .cat-hero-text {
            flex: 1;
        }
        .cat-hero-text h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: var(--spacing-sm);
            line-height: 1.2;
        }
        .cat-hero-text h1 span {
            color: var(--accent-gold);
        }
        .cat-hero-text p {
            font-size: 1.1rem;
            color: var(--text-secondary);
            margin-bottom: var(--spacing-lg);
            max-width: 550px;
        }
        .cat-hero-visual {
            flex: 0 0 400px;
            position: relative;
        }
        .cat-hero-visual img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-gold);
            border: 1px solid var(--border-gold);
        }
        .vip-badge {
            position: absolute;
            top: -10px;
            right: -10px;
            background: linear-gradient(135deg, var(--accent-gold), #B45309);
            color: #031A12;
            font-weight: 800;
            font-size: 1.2rem;
            padding: 0.3rem 1.2rem;
            border-radius: 30px;
            box-shadow: 0 4px 15px rgba(245,158,11,0.6);
            border: 2px solid rgba(255,255,255,0.3);
        }
        @media (max-width: 900px) {
            .cat-hero-content {
                flex-direction: column;
            }
            .cat-hero-visual {
                flex: 0 0 auto;
                width: 100%;
                max-width: 400px;
            }
            .cat-hero-text h1 {
                font-size: 2rem;
            }
        }

        /* Pain Points Section */
        .pain-section {
            padding: var(--spacing-xl) 0;
            background: var(--primary-dark);
        }
        .pain-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-md);
        }
        .pain-card {
            background: rgba(255,255,255,0.03);
            border: 1px solid var(--border-subtle);
            padding: var(--spacing-lg);
            border-radius: var(--radius-lg);
            transition: all 0.3s;
        }
        .pain-card:hover {
            border-color: var(--accent-green);
            box-shadow: var(--shadow-green);
            transform: translateY(-3px);
        }
        .pain-icon {
            font-size: 2.4rem;
            color: var(--accent-green);
            margin-bottom: var(--spacing-sm);
        }
        .pain-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }
        .pain-card p {
            color: var(--text-muted);
            line-height: 1.6;
            font-size: 0.95rem;
        }
        @media (max-width: 768px) {
            .pain-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Solution / Steps */
        .steps-section {
            padding: var(--spacing-xl) 0;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }
        .section-subtitle {
            color: var(--text-muted);
            margin-bottom: var(--spacing-xl);
            font-size: 1rem;
        }
        .steps-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
            counter-reset: step;
        }
        .step-item {
            display: flex;
            gap: var(--spacing-md);
            background: rgba(255,255,255,0.02);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: var(--spacing-md);
            align-items: center;
            transition: background 0.2s;
        }
        .step-item:hover {
            background: rgba(255,255,255,0.05);
        }
        .step-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-gold);
            background: rgba(245,158,11,0.1);
            width: 60px;
            height: 60px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            flex-shrink: 0;
        }
        .step-content h4 {
            font-weight: 700;
            margin-bottom: 0.3rem;
            color: var(--text-primary);
        }
        .step-content p {
            color: var(--text-muted);
            margin: 0;
        }

        /* Game Grid */
        .game-grid-section {
            padding: var(--spacing-xl) 0;
            background: var(--primary-dark);
        }
        .game-card-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-md);
        }
        .game-card {
            background: rgba(0,0,0,0.3);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            transition: all 0.25s;
            position: relative;
        }
        .game-card:hover {
            border-color: var(--accent-gold);
            box-shadow: 0 8px 24px rgba(245,158,11,0.2);
            transform: translateY(-4px);
        }
        .game-card-img {
            height: 180px;
            background-size: cover;
            background-position: center;
        }
        .game-card-body {
            padding: var(--spacing-md);
        }
        .game-card-body h5 {
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 0.2rem;
            color: var(--text-primary);
        }
        .game-card-body p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
        }
        .tag-hot {
            position: absolute;
            top: 10px;
            right: 10px;
            background: #DC2626;
            color: white;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.2rem 0.7rem;
            border-radius: 20px;
        }
        @media (max-width: 900px) {
            .game-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .game-card-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Testimonials */
        .testimonial-section {
            padding: var(--spacing-xl) 0;
        }
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }
        .testimonial-card {
            background: rgba(255,255,255,0.02);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            position: relative;
        }
        .testimonial-card::before {
            content: "“";
            font-size: 3rem;
            color: var(--accent-gold);
            position: absolute;
            top: 0;
            left: 15px;
            line-height: 1;
            opacity: 0.5;
        }
        .testimonial-text {
            color: var(--text-secondary);
            font-style: italic;
            margin-bottom: var(--spacing-sm);
            padding-top: 0.5rem;
        }
        .testimonial-author {
            font-weight: 700;
            color: var(--accent-gold);
        }
        @media (max-width: 768px) {
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
        }

        /* CTA */
        .cta-section {
            padding: var(--spacing-xl) 0;
            background: linear-gradient(135deg, var(--primary-mid), var(--primary-deep));
            border-radius: var(--radius-xl);
            margin: var(--spacing-xl) 0;
            text-align: center;
        }
        .cta-section h2 {
            font-weight: 800;
            font-size: 2rem;
        }
        .cta-section p {
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto 1.5rem;
        }

        /* FAB */
        .fab {
            position: fixed;
            left: 1.2rem;
            bottom: 5rem;
            z-index: 1040;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(145deg, var(--accent-gold), #B45309);
            border: 2px solid var(--accent-gold-light);
            box-shadow: 0 6px 25px rgba(245,158,11,0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #031A12;
            font-size: 1.8rem;
            transition: all 0.3s;
            animation: float 3s infinite;
        }
        .fab:hover {
            transform: scale(1.1);
        }
        @keyframes float {
            0% { transform: translateY(0); }
            50% { transform: translateY(-5px); }
            100% { transform: translateY(0); }
        }

/* roulang page: category2 */
:root {
            --primary-deep: #031A12;
            --primary-dark: #062E20;
            --primary-mid: #0B3E28;
            --accent-gold: #F59E0B;
            --accent-gold-light: #FCD34D;
            --accent-amber: #F59E0B;
            --accent-green: #10B981;
            --text-primary: #F0FDF4;
            --text-secondary: #A7F3D0;
            --text-muted: #86B9A0;
            --border-subtle: rgba(16, 185, 129, 0.2);
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-gold: 0 6px 25px rgba(245, 158, 11, 0.25);
            --shadow-green: 0 4px 20px rgba(16, 185, 129, 0.15);
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1.25rem;
            --radius-xl: 1.75rem;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 1.5rem;
            --spacing-lg: 2.5rem;
            --spacing-xl: 4rem;
            --spacing-2xl: 6rem;
            --font-heading: 'Segoe UI', 'Inter', system-ui, sans-serif;
            --font-body: 'Segoe UI', 'Inter', system-ui, sans-serif;
        }
        body {
            font-family: var(--font-body);
            background-color: var(--primary-deep);
            color: var(--text-primary);
            line-height: 1.65;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            text-decoration: none;
            transition: color 0.2s ease, opacity 0.2s ease;
        }
        a:hover {
            opacity: 0.9;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, .btn {
            cursor: pointer;
            transition: all 0.25s ease;
            font-family: var(--font-body);
        }
        .btn {
            border-radius: var(--radius-sm);
            font-weight: 600;
            padding: 0.7rem 1.8rem;
            letter-spacing: 0.01em;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border: none;
            color: #031A12;
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, var(--accent-gold-light) 0%, var(--accent-gold) 100%);
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.5);
            transform: translateY(-1px);
            color: #031A12;
        }
        .btn-outline-gold {
            border: 1.5px solid var(--border-gold);
            color: var(--accent-gold);
            background: transparent;
        }
        .btn-outline-gold:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--accent-gold);
            color: var(--accent-gold-light);
        }
        .btn-green {
            background: linear-gradient(135deg, var(--accent-green) 0%, #059669 100%);
            border: none;
            color: #031A12;
            box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
        }
        .btn-green:hover {
            box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45);
            transform: translateY(-1px);
            color: #031A12;
        }
        .custom-container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1050;
            background: rgba(3, 26, 18, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-gold);
            padding: 0.7rem 0;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-md);
        }
        .logo-text {
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: -0.01em;
            white-space: nowrap;
            background: linear-gradient(135deg, var(--accent-gold-light), var(--accent-gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .logo-text a {
            color: inherit;
            -webkit-text-fill-color: transparent;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-menu li a {
            color: var(--text-secondary);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.5rem 0.8rem;
            border-radius: var(--radius-sm);
            transition: all 0.2s ease;
        }
        .nav-menu li a:hover,
        .nav-menu li a.active {
            color: var(--accent-gold);
            background: rgba(245, 158, 11, 0.08);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
        }
        .btn-nav-login {
            color: var(--accent-gold);
            background: transparent;
            border: 1px solid var(--border-gold);
            padding: 0.45rem 1.2rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
        }
        .btn-nav-login:hover {
            background: rgba(245, 158, 11, 0.1);
            color: var(--accent-gold-light);
        }
        .btn-nav-signup {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border: none;
            color: #031A12;
            padding: 0.5rem 1.4rem;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.9rem;
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
        }
        .btn-nav-signup:hover {
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.5);
            transform: translateY(-1px);
            color: #031A12;
        }
        .mobile-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            font-size: 1.5rem;
            padding: 0.3rem 0.7rem;
            border-radius: var(--radius-sm);
        }
        .hero-category {
            padding: 7rem 0 4rem;
            background: linear-gradient(180deg, var(--primary-deep) 0%, var(--primary-dark) 100%);
            position: relative;
            overflow: hidden;
        }
        .hero-category::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(245,158,11,0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-title {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 1rem;
        }
        .hero-title span {
            background: linear-gradient(135deg, var(--accent-gold-light), var(--accent-gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-desc {
            color: var(--text-secondary);
            font-size: 1.1rem;
            max-width: 600px;
            line-height: 1.7;
        }
        .highlight-card {
            background: rgba(6,46,32,0.7);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: var(--spacing-lg);
            backdrop-filter: blur(10px);
            box-shadow: var(--shadow-gold);
            position: relative;
            overflow: hidden;
        }
        .highlight-card::after {
            content: '';
            position: absolute;
            top: -1px;
            left: 20px;
            right: 20px;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.5rem;
        }
        .section-subtitle {
            color: var(--text-muted);
            font-size: 1rem;
            margin-bottom: var(--spacing-lg);
        }
        .pain-point-card {
            background: rgba(6,46,32,0.55);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: var(--spacing-md);
            transition: all 0.3s ease;
        }
        .pain-point-card:hover {
            border-color: var(--border-gold);
            transform: translateY(-3px);
            box-shadow: var(--shadow-gold);
        }
        .game-feature-card {
            background: rgba(6,46,32,0.5);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            transition: all 0.3s ease;
        }
        .game-feature-card:hover {
            border-color: var(--accent-green);
            box-shadow: var(--shadow-green);
            transform: translateY(-4px);
        }
        .game-feature-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            height: 200px;
        }
        .game-feature-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .game-feature-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }
        .game-feature-card .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent-gold);
            color: #031A12;
            font-weight: 700;
            font-size: 0.75rem;
            padding: 0.2rem 0.7rem;
            border-radius: 20px;
        }
        .step-block {
            display: flex;
            gap: var(--spacing-md);
            align-items: flex-start;
            padding: var(--spacing-md);
            background: rgba(6,46,32,0.4);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-subtle);
        }
        .step-number {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-light));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.3rem;
            color: #031A12;
        }
        .testimonial-card {
            background: rgba(6,46,32,0.5);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-subtle);
            padding: var(--spacing-md);
            position: relative;
        }
        .testimonial-card::before {
            content: '\201C';
            font-size: 4rem;
            color: var(--accent-gold);
            position: absolute;
            top: -20px;
            left: 16px;
            line-height: 1;
        }
        .audience-badge {
            display: inline-block;
            background: rgba(16,185,129,0.1);
            border: 1px solid rgba(16,185,129,0.3);
            color: var(--accent-green);
            padding: 0.5rem 1.2rem;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.9rem;
            margin: 0.3rem;
            transition: all 0.2s ease;
        }
        .audience-badge:hover {
            background: rgba(16,185,129,0.2);
            border-color: var(--accent-green);
        }
        .metric-card {
            background: rgba(6,46,32,0.55);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: var(--spacing-md);
            text-align: center;
            transition: all 0.3s ease;
        }
        .metric-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-gold);
        }
        .metric-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--accent-gold);
        }
        .metric-label {
            color: var(--text-secondary);
            font-weight: 600;
        }
        .post-list-item {
            display: flex;
            gap: var(--spacing-sm);
            align-items: center;
            padding: var(--spacing-sm);
            border-bottom: 1px solid var(--border-subtle);
            transition: background 0.2s ease;
        }
        .post-list-item:hover {
            background: rgba(245,158,11,0.04);
        }
        .post-list-item img {
            width: 80px;
            height: 60px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }
        .cta-banner {
            background: linear-gradient(135deg, var(--primary-mid), var(--primary-dark));
            border: 2px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: var(--spacing-xl);
            position: relative;
            overflow: hidden;
            text-align: center;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(245,158,11,0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .site-footer {
            background: var(--primary-dark);
            border-top: 1px solid var(--border-gold);
            padding: var(--spacing-xl) 0 var(--spacing-md);
            margin-top: var(--spacing-2xl);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }
        .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 0.5rem;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 0.4rem;
        }
        .footer-links li a {
            color: var(--text-secondary);
            font-size: 0.9rem;
        }
        .footer-links li a:hover {
            color: var(--accent-gold);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: var(--spacing-md);
            text-align: center;
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        .text-warning {
            color: var(--accent-gold) !important;
        }
        .text-muted-custom {
            color: var(--text-muted) !important;
        }
        .text-secondary-custom {
            color: var(--text-secondary) !important;
        }
        .fab-floating {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-light));
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 6px 25px rgba(245,158,11,0.35);
            border: 2px solid var(--accent-gold-light);
            cursor: pointer;
            transition: all 0.3s ease;
            animation: fabFloat 3s ease-in-out infinite;
        }
        .fab-floating:hover {
            transform: scale(1.1);
            box-shadow: 0 8px 30px rgba(245,158,11,0.5);
        }
        .fab-floating:active {
            transform: scale(0.95) translateY(4px);
        }
        .fab-floating i {
            font-size: 1.5rem;
            color: #031A12;
        }
        @keyframes fabFloat {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-title {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .hero-category {
                padding: 5.5rem 0 2.5rem;
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: rgba(3,26,18,0.96);
                backdrop-filter: blur(20px);
                border-bottom: 1px solid var(--border-gold);
                padding: var(--spacing-md);
                gap: var(--spacing-sm);
            }
            .nav-menu.show {
                display: flex;
            }
            .mobile-toggle {
                display: inline-block;
            }
            .nav-actions {
                gap: 0.3rem;
            }
            .btn-nav-login, .btn-nav-signup {
                padding: 0.35rem 0.9rem;
                font-size: 0.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .step-block {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.5rem;
            }
            .nav-actions .btn-nav-login span,
            .nav-actions .btn-nav-signup span {
                display: none;
            }
            .btn-nav-login, .btn-nav-signup {
                padding: 0.4rem 0.7rem;
            }
            .metric-number {
                font-size: 1.8rem;
            }
        }

/* roulang page: category3 */
:root {
            --primary-deep: #031A12;
            --primary-dark: #062E20;
            --primary-mid: #0B3E28;
            --accent-gold: #F59E0B;
            --accent-gold-light: #FCD34D;
            --accent-amber: #F59E0B;
            --accent-green: #10B981;
            --text-primary: #F0FDF4;
            --text-secondary: #A7F3D0;
            --text-muted: #86B9A0;
            --border-subtle: rgba(16, 185, 129, 0.2);
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-gold: 0 6px 25px rgba(245, 158, 11, 0.25);
            --shadow-green: 0 4px 20px rgba(16, 185, 129, 0.15);
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1.25rem;
            --radius-xl: 1.75rem;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 1.5rem;
            --spacing-lg: 2.5rem;
            --spacing-xl: 4rem;
            --spacing-2xl: 6rem;
            --font-heading: 'Segoe UI', 'Inter', system-ui, sans-serif;
            --font-body: 'Segoe UI', 'Inter', system-ui, sans-serif;
        }

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

        body {
            font-family: var(--font-body);
            background-color: var(--primary-deep);
            color: var(--text-primary);
            line-height: 1.65;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
        }

        a {
            text-decoration: none;
            transition: color 0.2s ease, opacity 0.2s ease;
        }

        a:hover {
            opacity: 0.9;
        }

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

        button,
        .btn {
            cursor: pointer;
            transition: all 0.25s ease;
            font-family: var(--font-body);
        }

        .btn {
            border-radius: var(--radius-sm);
            font-weight: 600;
            padding: 0.7rem 1.8rem;
            letter-spacing: 0.01em;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border: none;
            color: #031A12;
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, var(--accent-gold-light) 0%, var(--accent-gold) 100%);
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.5);
            transform: translateY(-1px);
            color: #031A12;
        }

        .btn-outline-gold {
            border: 1.5px solid var(--border-gold);
            color: var(--accent-gold);
            background: transparent;
        }

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

        .btn-green {
            background: linear-gradient(135deg, var(--accent-green) 0%, #059669 100%);
            border: none;
            color: #031A12;
            box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
        }

        .btn-green:hover {
            box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45);
            transform: translateY(-1px);
            color: #031A12;
        }

        .custom-container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1050;
            background: rgba(3, 26, 18, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-gold);
            padding: 0.7rem 0;
        }

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

        .logo-text {
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: -0.01em;
            white-space: nowrap;
            background: linear-gradient(135deg, var(--accent-gold-light), var(--accent-gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .logo-text a {
            color: inherit;
            -webkit-text-fill-color: transparent;
        }

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

        .nav-menu li a {
            color: var(--text-secondary);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.5rem 0.8rem;
            border-radius: var(--radius-sm);
            transition: all 0.2s ease;
            white-space: nowrap;
        }

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

        .nav-actions {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
        }

        .btn-nav-login {
            color: var(--accent-gold);
            background: transparent;
            border: 1px solid var(--border-gold);
            padding: 0.45rem 1.2rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
        }

        .btn-nav-login:hover {
            background: rgba(245, 158, 11, 0.1);
            color: var(--accent-gold-light);
        }

        .btn-nav-signup {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border: none;
            color: #031A12;
            padding: 0.5rem 1.4rem;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.9rem;
            box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
        }

        .btn-nav-signup:hover {
            box-shadow: 0 6px 18px rgba(245, 158, 11, 0.5);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            font-size: 1.5rem;
            padding: 0.3rem 0.7rem;
            border-radius: var(--radius-sm);
        }

        .page-hero {
            padding: 8rem 0 4rem;
            background: linear-gradient(180deg, rgba(6, 46, 32, 0.95) 0%, rgba(3, 26, 18, 0.98) 100%);
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/assets/images/backpic/back-7.jpg') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }

        .hero-inner {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-xl);
            align-items: center;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(245, 158, 11, 0.15);
            color: var(--accent-gold-light);
            border: 1px solid var(--border-gold);
            padding: 0.4rem 1.2rem;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.85rem;
            margin-bottom: var(--spacing-sm);
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        .hero-title {
            font-family: var(--font-heading);
            font-size: 3rem;
            font-weight: 800;
            color: #FFFFFF;
            line-height: 1.2;
            margin-bottom: var(--spacing-sm);
        }

        .hero-title .gold {
            background: linear-gradient(135deg, var(--accent-gold-light), var(--accent-gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-desc {
            font-size: 1.1rem;
            color: var(--text-secondary);
            margin-bottom: var(--spacing-lg);
            line-height: 1.7;
            max-width: 500px;
        }

        .hero-visual {
            background: rgba(11, 62, 40, 0.5);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-xl);
            padding: var(--spacing-lg);
            backdrop-filter: blur(10px);
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }

        .promo-demo-card {
            background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(16, 185, 129, 0.1));
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: var(--spacing-md);
            text-align: center;
        }

        .promo-code-display {
            font-family: monospace;
            font-size: 2rem;
            font-weight: 800;
            background: rgba(245, 158, 11, 0.2);
            color: var(--accent-gold-light);
            padding: 0.5rem 1.5rem;
            border-radius: var(--radius-md);
            letter-spacing: 0.1em;
            display: inline-block;
            border: 1px dashed var(--accent-gold);
        }

        .section-block {
            padding: var(--spacing-xl) 0;
        }

        .section-dark {
            background: rgba(6, 46, 32, 0.4);
        }

        .section-label {
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--accent-gold);
            font-weight: 700;
            margin-bottom: var(--spacing-xs);
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: var(--spacing-md);
            line-height: 1.3;
        }

        .section-desc {
            color: var(--text-muted);
            font-size: 1rem;
            line-height: 1.7;
            max-width: 700px;
        }

        .promo-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: var(--spacing-lg);
            margin-top: var(--spacing-lg);
        }

        .promo-card {
            background: linear-gradient(180deg, rgba(11, 62, 40, 0.7) 0%, rgba(3, 26, 18, 0.9) 100%);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

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

        .promo-card.featured {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-gold);
        }

        .promo-card .tag-hot {
            position: absolute;
            top: var(--spacing-sm);
            right: var(--spacing-sm);
            background: #DC2626;
            color: #fff;
            font-size: 0.7rem;
            font-weight: 800;
            padding: 0.25rem 0.7rem;
            border-radius: 50px;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        .promo-icon {
            font-size: 2.8rem;
            color: var(--accent-gold);
            margin-bottom: var(--spacing-sm);
        }

        .promo-card h3 {
            font-family: var(--font-heading);
            font-size: 1.4rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: var(--spacing-xs);
        }

        .promo-card .promo-value {
            font-size: 2rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent-gold-light), var(--accent-gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin: var(--spacing-xs) 0;
        }

        .promo-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.6;
            margin-bottom: var(--spacing-md);
        }

        .steps-list {
            list-style: none;
            padding: 0;
            margin: var(--spacing-lg) 0 0;
            display: grid;
            gap: var(--spacing-sm);
        }

        .steps-list li {
            display: flex;
            align-items: flex-start;
            gap: var(--spacing-sm);
            background: rgba(11, 62, 40, 0.4);
            padding: var(--spacing-sm);
            border-radius: var(--radius-md);
            border-left: 3px solid var(--accent-gold);
            transition: all 0.2s ease;
        }

        .steps-list li:hover {
            background: rgba(11, 62, 40, 0.7);
            border-left-color: var(--accent-gold-light);
        }

        .step-num {
            font-weight: 800;
            font-size: 1.4rem;
            color: var(--accent-gold);
            min-width: 40px;
            text-align: center;
            line-height: 1;
        }

        .step-content h4 {
            font-weight: 700;
            color: #FFFFFF;
            font-size: 1rem;
            margin-bottom: 0.2rem;
        }

        .step-content p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin: 0;
        }

        .testimonial-card {
            background: linear-gradient(135deg, rgba(11, 62, 40, 0.8), rgba(3, 26, 18, 0.9));
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            position: relative;
        }

        .testimonial-card .quote-icon {
            font-size: 3rem;
            color: rgba(245, 158, 11, 0.2);
            position: absolute;
            top: var(--spacing-sm);
            left: var(--spacing-sm);
        }

        .testimonial-text {
            color: var(--text-secondary);
            font-size: 1rem;
            line-height: 1.7;
            margin-bottom: var(--spacing-sm);
            font-style: italic;
            position: relative;
            z-index: 1;
        }

        .testimonial-author {
            color: var(--accent-gold);
            font-weight: 700;
        }

        .faq-item {
            background: rgba(11, 62, 40, 0.4);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            margin-bottom: var(--spacing-sm);
            border: 1px solid var(--border-subtle);
            transition: all 0.2s ease;
        }

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

        .faq-item h4 {
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 0.3rem;
            font-size: 1.05rem;
        }

        .faq-item p {
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        .cta-strip {
            background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(16, 185, 129, 0.1));
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: var(--spacing-xl);
            text-align: center;
            margin-top: var(--spacing-xl);
        }

        .info-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: var(--spacing-lg);
            margin-top: var(--spacing-lg);
        }

        .info-item {
            text-align: left;
            padding: var(--spacing-sm);
        }

        .info-item .number {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent-gold-light), var(--accent-gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .info-item p {
            color: var(--text-muted);
            margin-top: 0.3rem;
            font-size: 0.95rem;
        }

        .news-list {
            display: grid;
            gap: var(--spacing-md);
            margin-top: var(--spacing-lg);
        }

        .news-item {
            display: flex;
            gap: var(--spacing-md);
            background: rgba(11, 62, 40, 0.4);
            border-radius: var(--radius-lg);
            padding: var(--spacing-md);
            border: 1px solid var(--border-subtle);
            transition: all 0.2s ease;
        }

        .news-item:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-green);
        }

        .news-thumb {
            width: 100px;
            height: 70px;
            border-radius: var(--radius-md);
            object-fit: cover;
            flex-shrink: 0;
        }

        .news-info h4 {
            font-weight: 700;
            color: #FFFFFF;
            font-size: 1rem;
            margin-bottom: 0.3rem;
        }

        .news-info p {
            color: var(--text-muted);
            font-size: 0.85rem;
            margin: 0;
        }

        .site-footer {
            background: rgba(6, 46, 32, 0.8);
            border-top: 1px solid var(--border-gold);
            padding: var(--spacing-xl) 0 var(--spacing-md);
            margin-top: var(--spacing-xl);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }

        .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: var(--spacing-xs);
        }

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

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

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

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

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

        .fab-float {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 100;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #FCD34D, #B45309);
            border: 2px solid var(--accent-gold);
            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;
            animation: fab-breathe 3s ease-in-out infinite;
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .fab-float:hover {
            transform: scale(1.1);
            box-shadow: 0 8px 30px rgba(245, 158, 11, 0.55);
        }

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

        @media (max-width: 1024px) {
            .hero-inner {
                grid-template-columns: 1fr;
                gap: var(--spacing-lg);
            }
            .hero-title {
                font-size: 2.4rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .promo-grid {
                grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: rgba(3, 26, 18, 0.98);
                flex-direction: column;
                padding: var(--spacing-md);
                border-bottom: 1px solid var(--border-gold);
                gap: var(--spacing-sm);
            }
            .nav-menu.open {
                display: flex;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .hero-title {
                font-size: 2rem;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .news-item {
                flex-direction: column;
            }
            .news-thumb {
                width: 100%;
                height: 140px;
            }
            .promo-grid,
            .info-list {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .hero-title {
                font-size: 1.7rem;
            }
            .promo-code-display {
                font-size: 1.4rem;
                padding: 0.4rem 1rem;
            }
        }

/* roulang page: category4 */
:root {
            --primary-deep: #031A12;
            --primary-dark: #062E20;
            --primary-mid: #0B3E28;
            --accent-gold: #F59E0B;
            --accent-gold-light: #FCD34D;
            --accent-amber: #F59E0B;
            --accent-green: #10B981;
            --text-primary: #F0FDF4;
            --text-secondary: #A7F3D0;
            --text-muted: #86B9A0;
            --border-subtle: rgba(16, 185, 129, 0.2);
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-gold: 0 6px 25px rgba(245, 158, 11, 0.25);
            --shadow-green: 0 4px 20px rgba(16, 185, 129, 0.15);
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1.25rem;
            --radius-xl: 1.75rem;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 1.5rem;
            --spacing-lg: 2.5rem;
            --spacing-xl: 4rem;
            --spacing-2xl: 6rem;
            --font-heading: 'Segoe UI', 'Inter', system-ui, sans-serif;
            --font-body: 'Segoe UI', 'Inter', system-ui, sans-serif;
        }

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

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

        a {
            text-decoration: none;
            transition: color 0.2s ease, opacity 0.2s ease;
        }

        a:hover {
            opacity: 0.9;
        }

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

        button,
        .btn {
            cursor: pointer;
            transition: all 0.25s ease;
            font-family: var(--font-body);
        }

        .btn {
            border-radius: var(--radius-sm);
            font-weight: 600;
            padding: 0.7rem 1.8rem;
            letter-spacing: 0.01em;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border: none;
            color: #031A12;
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, var(--accent-gold-light) 0%, var(--accent-gold) 100%);
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.5);
            transform: translateY(-1px);
            color: #031A12;
        }

        .btn-outline-gold {
            border: 1.5px solid var(--border-gold);
            color: var(--accent-gold);
            background: transparent;
        }

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

        .btn-green {
            background: linear-gradient(135deg, var(--accent-green) 0%, #059669 100%);
            border: none;
            color: #031A12;
            box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
        }

        .btn-green:hover {
            box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45);
            transform: translateY(-1px);
            color: #031A12;
        }

        .custom-container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1050;
            background: rgba(3, 26, 18, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-gold);
            padding: 0.7rem 0;
        }

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

        .logo-text {
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: -0.01em;
            white-space: nowrap;
            background: linear-gradient(135deg, var(--accent-gold-light), var(--accent-gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .logo-text a {
            color: inherit;
            -webkit-text-fill-color: transparent;
        }

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

        .nav-menu li a {
            color: var(--text-secondary);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.5rem 0.8rem;
            border-radius: var(--radius-sm);
            transition: all 0.2s ease;
        }

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

        .nav-actions {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
        }

        .btn-nav-login {
            color: var(--accent-gold);
            background: transparent;
            border: 1px solid var(--border-gold);
            padding: 0.45rem 1.2rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
        }

        .btn-nav-login:hover {
            background: rgba(245, 158, 11, 0.1);
            color: var(--accent-gold-light);
        }

        .btn-nav-signup {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border: none;
            color: #031A12;
            padding: 0.5rem 1.4rem;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.9rem;
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }

        .btn-nav-signup:hover {
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.5);
            transform: translateY(-1px);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 5px;
            background: transparent;
            border: none;
        }

        .hamburger span {
            width: 25px;
            height: 3px;
            background: var(--accent-gold);
            border-radius: 3px;
            transition: 0.3s;
        }

        @media (max-width: 991px) {
            .nav-menu {
                position: fixed;
                top: 0;
                right: -100%;
                width: 75%;
                max-width: 320px;
                height: 100vh;
                background: rgba(6, 46, 32, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 5rem 2rem 2rem;
                gap: 1.5rem;
                transition: right 0.35s ease;
                z-index: 1049;
                border-left: 1px solid var(--border-gold);
            }

            .nav-menu.active {
                right: 0;
            }

            .hamburger {
                display: flex;
                z-index: 1100;
                position: relative;
            }

            .nav-actions {
                gap: 0.5rem;
            }

            .btn-nav-login,
            .btn-nav-signup {
                padding: 0.4rem 0.8rem;
                font-size: 0.8rem;
            }
        }

        .page-banner {
            position: relative;
            min-height: 52vh;
            background: url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-top: 70px;
        }

        .banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(3, 26, 18, 0.75) 0%, rgba(6, 46, 32, 0.9) 100%);
        }

        .banner-content {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: var(--spacing-xl) var(--spacing-md);
        }

        .banner-badge {
            display: inline-block;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-light));
            color: #031A12;
            font-weight: 800;
            font-size: 0.9rem;
            padding: 0.45rem 1.4rem;
            border-radius: 50px;
            letter-spacing: 0.04em;
            margin-bottom: var(--spacing-md);
            text-transform: uppercase;
        }

        .section {
            padding: var(--spacing-2xl) 0;
        }

        .section-header {
            margin-bottom: var(--spacing-xl);
        }

        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-gold-light);
            margin-bottom: var(--spacing-xs);
        }

        .section-header .divider {
            width: 70px;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-gold), var(--accent-green));
            border-radius: 2px;
        }

        .promo-card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: var(--spacing-lg);
        }

        .promo-card {
            background: linear-gradient(145deg, rgba(11, 62, 40, 0.5), rgba(6, 46, 32, 0.7));
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            backdrop-filter: blur(10px);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

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

        .promo-card-tag {
            position: absolute;
            top: 15px;
            right: 15px;
            background: #DC2626;
            color: #fff;
            font-weight: 700;
            font-size: 0.75rem;
            padding: 0.3rem 0.8rem;
            border-radius: 50px;
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }

        .promo-icon {
            font-size: 2.6rem;
            color: var(--accent-gold);
            margin-bottom: var(--spacing-sm);
        }

        .promo-card h3 {
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: var(--spacing-xs);
        }

        .promo-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.65;
            margin-bottom: var(--spacing-sm);
        }

        .promo-value {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--accent-gold-light);
            display: block;
            margin-bottom: var(--spacing-sm);
        }

        .timeline {
            position: relative;
            padding-left: 2rem;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--border-gold);
        }

        .timeline-item {
            position: relative;
            margin-bottom: var(--spacing-lg);
            padding-left: var(--spacing-md);
        }

        .timeline-dot {
            position: absolute;
            left: -1.55rem;
            top: 4px;
            width: 14px;
            height: 14px;
            background: var(--accent-gold);
            border-radius: 50%;
            border: 3px solid var(--primary-deep);
            box-shadow: 0 0 0 2px var(--border-gold);
        }

        .timeline-item h4 {
            font-weight: 700;
            color: var(--accent-gold-light);
            margin-bottom: 0.2rem;
        }

        .timeline-item p {
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        .content-list {
            display: grid;
            gap: var(--spacing-md);
        }

        .content-item {
            display: flex;
            gap: var(--spacing-md);
            background: rgba(11, 62, 40, 0.25);
            border-radius: var(--radius-md);
            padding: var(--spacing-sm);
            border: 1px solid transparent;
            transition: all 0.25s;
        }

        .content-item:hover {
            border-color: var(--border-gold);
            background: rgba(11, 62, 40, 0.45);
        }

        .content-item img {
            width: 100px;
            height: 70px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }

        .content-info h5 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.25rem;
        }

        .content-info p {
            color: var(--text-muted);
            font-size: 0.85rem;
            margin: 0;
        }

        .content-meta {
            font-size: 0.8rem;
            color: var(--accent-gold);
        }

        .faq-item {
            background: rgba(11, 62, 40, 0.3);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: var(--spacing-sm);
            overflow: hidden;
        }

        .faq-question {
            padding: var(--spacing-md);
            font-weight: 700;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text-primary);
            transition: 0.2s;
        }

        .faq-question:hover {
            color: var(--accent-gold);
        }

        .faq-answer {
            padding: 0 var(--spacing-md) var(--spacing-md);
            color: var(--text-muted);
            display: none;
            line-height: 1.65;
        }

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

        .cta-section {
            background: linear-gradient(135deg, var(--primary-mid), var(--primary-dark));
            border-radius: var(--radius-xl);
            padding: var(--spacing-xl);
            text-align: center;
            border: 1px solid var(--border-gold);
        }

        .site-footer {
            background: var(--primary-dark);
            border-top: 1px solid var(--border-gold);
            padding: var(--spacing-xl) 0 var(--spacing-md);
            margin-top: var(--spacing-2xl);
        }

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

        .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: var(--spacing-xs);
        }

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

        .footer-links li {
            margin-bottom: 0.4rem;
        }

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

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

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

        .fab-floating {
            position: fixed;
            left: 1.5rem;
            bottom: 6rem;
            z-index: 1000;
            width: 56px;
            height: 56px;
            background: linear-gradient(145deg, #031A12, #0B3E28);
            border: 2px solid var(--accent-gold);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.5rem;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            cursor: pointer;
            transition: 0.3s;
            opacity: 0.8;
            text-decoration: none;
        }

        .fab-floating:hover {
            opacity: 1;
            transform: scale(1.1);
            color: var(--accent-gold-light);
            box-shadow: 0 8px 30px rgba(245, 158, 11, 0.55);
        }

        @media (max-width: 768px) {
            .section-header h2 {
                font-size: 1.6rem;
            }

            .promo-card-grid {
                grid-template-columns: 1fr;
            }

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

            .content-item {
                flex-direction: column;
            }

            .content-item img {
                width: 100%;
                height: auto;
            }
        }

/* 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}