/* roulang page: index */
:root {
            --color-primary: #0f1d3d;
            --color-accent: #d4a843;
            --color-accent-hover: #b8912e;
            --color-bg: #f8f9fb;
            --color-surface: #ffffff;
            --color-text: #1a1d26;
            --color-text-soft: #5f6368;
            --color-border: #e2e5ea;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
            --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
            --shadow-lg: 0 8px 32px rgba(0,0,0,0.10);
            --shadow-xl: 0 16px 48px rgba(0,0,0,0.12);
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        /* 导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255,255,255,0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-lg);
        }

        .nav-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .nav-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }

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

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 9px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-soft);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-links a:hover {
            color: var(--color-primary);
            background: rgba(15,29,61,0.04);
        }

        .nav-links a.active {
            color: var(--color-primary);
            font-weight: 600;
            background: rgba(15,29,61,0.06);
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 10px 22px;
            background: linear-gradient(135deg, #d4a843 0%, #b8912e 100%);
            color: #fff !important;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.93rem;
            transition: all var(--transition-base);
            box-shadow: 0 2px 12px rgba(212,168,67,0.35);
            white-space: nowrap;
        }

        .nav-cta:hover {
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(212,168,67,0.5);
            background: linear-gradient(135deg, #e0b850 0%, #c49a30 100%);
            color: #fff !important;
        }

        .nav-cta i {
            font-size: 0.85rem;
        }

        /* 移动端菜单按钮 */
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--color-primary);
            padding: 6px;
            line-height: 1;
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--color-border);
            padding: 16px 24px 20px;
            flex-direction: column;
            gap: 4px;
            z-index: 999;
            box-shadow: var(--shadow-lg);
        }

        .mobile-menu.open {
            display: flex;
        }

        .mobile-menu a {
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition-fast);
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            background: rgba(15,29,61,0.06);
            color: var(--color-primary);
        }

        .mobile-menu .nav-cta {
            display: inline-flex;
            justify-content: center;
            margin-top: 8px;
            text-align: center;
        }

        /* 容器 */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: 72px 0;
        }

        .section-sm {
            padding: 48px 0;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            text-align: center;
            margin-bottom: 10px;
            letter-spacing: -0.02em;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-soft);
            text-align: center;
            max-width: 620px;
            margin: 0 auto 44px;
        }

        /* Hero */
        .hero {
            position: relative;
            min-height: 580px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            background-attachment: fixed;
            overflow: hidden;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15,29,61,0.88) 0%, rgba(8,15,34,0.78) 50%, rgba(15,29,61,0.85) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            color: #fff;
            max-width: 780px;
            padding: 60px 24px;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(212,168,67,0.18);
            border: 1px solid rgba(212,168,67,0.4);
            color: #f5d78c;
            padding: 6px 18px;
            border-radius: 50px;
            font-size: 0.88rem;
            font-weight: 500;
            margin-bottom: 20px;
        }

        .hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            line-height: 1.25;
            margin: 0 0 16px;
            text-shadow: 0 2px 12px rgba(0,0,0,0.3);
        }

        .hero-description {
            font-size: 1.15rem;
            opacity: 0.9;
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 13px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-base);
            border: none;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-primary {
            background: linear-gradient(135deg, #d4a843 0%, #b8912e 100%);
            color: #fff;
            box-shadow: 0 4px 18px rgba(212,168,67,0.4);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(212,168,67,0.55);
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255,255,255,0.5);
        }

        .btn-outline:hover {
            border-color: #fff;
            background: rgba(255,255,255,0.08);
        }

        /* 快速入口卡片 */
        .quick-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: -40px;
            position: relative;
            z-index: 3;
        }

        .quick-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-md);
            text-align: center;
            transition: all var(--transition-base);
            border: 1px solid var(--color-border);
        }

        .quick-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-xl);
            border-color: #d4a84340;
        }

        .quick-card-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(212,168,67,0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.5rem;
            color: #b8912e;
        }

        .quick-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--color-primary);
        }

        .quick-card p {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            margin: 0;
            line-height: 1.5;
        }

        /* 特色亮点 */
        .feature-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .feature-image-wrap {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .feature-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 4/3;
            transition: transform var(--transition-slow);
        }

        .feature-image-wrap:hover img {
            transform: scale(1.04);
        }

        .feature-text h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }

        .feature-text p {
            font-size: 1.02rem;
            color: var(--color-text-soft);
            line-height: 1.75;
            margin-bottom: 16px;
        }

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

        .feature-list li {
            padding: 8px 0 8px 28px;
            position: relative;
            font-size: 0.98rem;
            color: var(--color-text);
            line-height: 1.6;
        }

        .feature-list li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 14px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--color-accent);
        }

        /* 列表板块（CMS） */
        .news-list {
            max-width: 860px;
            margin: 0 auto;
        }

        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 18px;
            padding: 18px 20px;
            background: #fff;
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            border: 1px solid var(--color-border);
            transition: all var(--transition-fast);
        }

        .news-item:hover {
            box-shadow: var(--shadow-md);
            border-color: #d4a84330;
            transform: translateX(3px);
        }

        .news-item-meta {
            flex-shrink: 0;
            background: rgba(212,168,67,0.1);
            color: #8f6f22;
            font-size: 0.8rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 50px;
            white-space: nowrap;
            margin-top: 2px;
        }

        .news-item-content h4 {
            margin: 0 0 4px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            line-height: 1.4;
        }

        .news-item-content h4 a {
            transition: color var(--transition-fast);
        }

        .news-item-content h4 a:hover {
            color: #b8912e;
        }

        .news-item-content .news-excerpt {
            font-size: 0.88rem;
            color: var(--color-text-soft);
            margin: 0;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item-content .news-time {
            font-size: 0.78rem;
            color: #999;
            margin-top: 4px;
        }

        .news-empty {
            text-align: center;
            padding: 40px 20px;
            color: var(--color-text-soft);
            font-size: 1rem;
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px dashed var(--color-border);
        }

        /* 分类入口卡片 */
        .category-entry-card {
            background: #fff;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .category-entry-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-xl);
            border-color: #d4a84330;
        }

        .category-entry-card img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .category-entry-card:hover img {
            transform: scale(1.05);
        }

        .category-entry-body {
            padding: 22px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .category-entry-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 8px;
        }

        .category-entry-body p {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.6;
            margin: 0 0 16px;
            flex: 1;
        }

        .category-entry-body .btn-sm {
            align-self: flex-start;
            padding: 9px 20px;
            font-size: 0.9rem;
            border-radius: 50px;
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            transition: all var(--transition-fast);
            border: none;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .category-entry-body .btn-sm:hover {
            background: #1a3058;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(15,29,61,0.35);
        }

        /* 统计数字 */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }

        .stat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            transition: all var(--transition-base);
        }

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

        .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: #b8912e;
            line-height: 1.2;
            letter-spacing: -0.02em;
        }

        .stat-label {
            font-size: 0.95rem;
            color: var(--color-text-soft);
            margin-top: 6px;
        }

        /* FAQ */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: #d4a84330;
        }

        .faq-item summary {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 1.02rem;
            color: var(--color-primary);
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 0.75rem;
            color: var(--color-text-soft);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
            margin-left: 12px;
        }

        .faq-item[open] summary::after {
            transform: rotate(180deg);
            color: #b8912e;
        }

        .faq-item .faq-answer {
            padding: 0 22px 18px;
            font-size: 0.95rem;
            color: var(--color-text-soft);
            line-height: 1.7;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, #0f1d3d 0%, #162a54 50%, #0f1d3d 100%);
            border-radius: var(--radius-xl);
            padding: 56px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(212,168,67,0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section h2 {
            font-size: 1.9rem;
            font-weight: 700;
            margin: 0 0 12px;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            font-size: 1.05rem;
            opacity: 0.85;
            margin-bottom: 28px;
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .btn {
            position: relative;
            z-index: 1;
        }

        /* 页脚 */
        .site-footer {
            background: #0b1630;
            color: #b0b9cc;
            padding: 40px 0 28px;
            text-align: center;
        }

        .site-footer .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #e8ecf4;
            margin-bottom: 8px;
        }

        .site-footer .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 24px;
            margin-bottom: 16px;
            font-size: 0.9rem;
        }

        .site-footer .footer-links a {
            color: #b0b9cc;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-links a:hover {
            color: #d4a843;
        }

        .site-footer .footer-copy {
            font-size: 0.82rem;
            color: #7a8499;
            margin-top: 4px;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .hero h1 {
                font-size: 2.2rem;
            }
            .quick-cards {
                grid-template-columns: repeat(3, 1fr);
                gap: 14px;
                margin-top: -28px;
            }
            .feature-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .section {
                padding: 52px 0;
            }
            .section-title {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .nav-cta.desktop-cta {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .hero {
                min-height: 440px;
                background-attachment: scroll;
            }
            .hero h1 {
                font-size: 1.75rem;
            }
            .hero-description {
                font-size: 0.98rem;
            }
            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }
            .btn {
                width: 100%;
                justify-content: center;
                max-width: 320px;
            }
            .quick-cards {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
                margin-top: -24px;
            }
            .quick-card {
                padding: 20px 16px;
            }
            .quick-card-icon {
                width: 44px;
                height: 44px;
                font-size: 1.2rem;
            }
            .quick-card h3 {
                font-size: 0.98rem;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-number {
                font-size: 2rem;
            }
            .cta-section {
                padding: 36px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .news-item {
                flex-direction: column;
                gap: 8px;
            }
            .section {
                padding: 40px 0;
            }
        }

        @media (max-width: 520px) {
            .nav-container {
                padding: 0 16px;
                height: 60px;
            }
            .nav-logo {
                font-size: 1.05rem;
            }
            .hero {
                min-height: 380px;
            }
            .hero h1 {
                font-size: 1.4rem;
            }
            .hero-content {
                padding: 40px 16px;
            }
            .quick-cards {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 20px 12px;
            }
            .stat-number {
                font-size: 1.7rem;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .section-subtitle {
                font-size: 0.9rem;
                margin-bottom: 28px;
            }
            .container {
                padding: 0 16px;
            }
            .feature-text h2 {
                font-size: 1.4rem;
            }
            .cta-section h2 {
                font-size: 1.3rem;
            }
            .faq-item summary {
                font-size: 0.95rem;
                padding: 15px 16px;
            }
            .faq-item .faq-answer {
                padding: 0 16px 15px;
                font-size: 0.88rem;
            }
        }

/* roulang page: article */
:root {
            --brand-500: #f97316;
            --brand-600: #ea580c;
            --brand-700: #c2410c;
            --accent-500: #0ea5e9;
            --accent-600: #0284c7;
            --dark: #1e1b1b;
            --warm: #faf7f2;
            --gray-50: #f9fafb;
            --gray-100: #f3f4f6;
            --gray-200: #e5e7eb;
            --gray-300: #d1d5db;
            --gray-400: #9ca3af;
            --gray-500: #6b7280;
            --gray-600: #4b5563;
            --gray-700: #374151;
            --gray-800: #1f2937;
            --gray-900: #111827;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
            --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
            --shadow-lg: 0 10px 25px -3px rgba(0,0,0,0.08), 0 4px 10px -4px rgba(0,0,0,0.04);
            --shadow-xl: 0 20px 40px -5px rgba(0,0,0,0.1), 0 8px 16px -6px rgba(0,0,0,0.05);
        }

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

        body {
            margin: 0;
            padding: 0;
            font-family: "Inter", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            line-height: 1.6;
            color: var(--gray-800);
            background: var(--warm);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a { text-decoration: none; color: inherit; }
        img { max-width: 100%; height: auto; display: block; }
        button { cursor: pointer; border: none; font-family: inherit; }

        /* ========== Header / Navigation ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255,255,255,0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(0,0,0,0.06);
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
        }

        .nav-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--dark);
            white-space: nowrap;
            transition: color 0.2s;
        }
        .nav-logo i {
            color: var(--brand-500);
            font-size: 1.35rem;
            transition: transform 0.3s;
        }
        .nav-logo:hover { color: var(--brand-600); }
        .nav-logo:hover i { transform: rotate(-10deg) scale(1.1); }

        .nav-links {
            display: flex;
            align-items: center;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 0.25rem;
        }
        .nav-links li { list-style: none; }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1rem;
            border-radius: var(--radius-md);
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--gray-700);
            transition: all 0.2s;
            white-space: nowrap;
        }
        .nav-links a:hover { color: var(--brand-600); background: rgba(249,115,22,0.06); }
        .nav-links a.active { color: var(--brand-600); font-weight: 600; background: rgba(249,115,22,0.08); }

        .nav-cta {
            background: linear-gradient(135deg, var(--brand-500), var(--brand-600)) !important;
            color: #fff !important;
            font-weight: 600 !important;
            padding: 0.55rem 1.35rem !important;
            border-radius: 2rem !important;
            box-shadow: 0 4px 14px rgba(249,115,22,0.35);
            gap: 0.4rem;
            transition: all 0.3s !important;
        }
        .nav-cta:hover {
            background: linear-gradient(135deg, var(--brand-600), var(--brand-700)) !important;
            color: #fff !important;
            box-shadow: 0 6px 20px rgba(249,115,22,0.45) !important;
            transform: translateY(-1px);
        }
        .nav-cta:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(249,115,22,0.3) !important; }

        .mobile-toggle {
            display: none;
            background: none;
            font-size: 1.5rem;
            color: var(--gray-700);
            padding: 0.4rem;
            border-radius: var(--radius-sm);
            transition: all 0.2s;
        }
        .mobile-toggle:hover { color: var(--brand-500); background: rgba(249,115,22,0.06); }

        .mobile-menu {
            display: none;
            flex-direction: column;
            padding: 0 1.5rem 1.25rem;
            background: rgba(255,255,255,0.96);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(0,0,0,0.06);
            gap: 0.35rem;
        }
        .mobile-menu a {
            display: flex;
            align-items: center;
            padding: 0.7rem 1rem;
            border-radius: var(--radius-md);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--gray-700);
            transition: all 0.2s;
        }
        .mobile-menu a:hover { background: rgba(249,115,22,0.06); color: var(--brand-600); }
        .mobile-menu a.active { color: var(--brand-600); font-weight: 600; background: rgba(249,115,22,0.08); }

        @media (max-width: 860px) {
            .nav-links { display: none; }
            .mobile-toggle { display: flex; }
            .mobile-menu.open { display: flex; }
            .nav-container { height: 60px; }
            .nav-logo { font-size: 1.1rem; }
        }
        @media (max-width: 520px) {
            .nav-container { padding: 0 1rem; }
            .nav-logo { font-size: 1rem; }
            .nav-logo i { font-size: 1.1rem; }
        }

        /* ========== Article Page Specific ========== */
        .article-wrapper {
            max-width: 860px;
            margin: 0 auto;
            padding: 2rem 1.5rem 3rem;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.4rem;
            font-size: 0.875rem;
            color: var(--gray-500);
            margin-bottom: 1.5rem;
            padding: 0;
        }
        .breadcrumb a {
            color: var(--gray-500);
            transition: color 0.2s;
        }
        .breadcrumb a:hover { color: var(--brand-500); }
        .breadcrumb .sep { color: var(--gray-300); font-size: 0.7rem; }
        .breadcrumb .current { color: var(--gray-700); font-weight: 500; }

        .article-header-block {
            margin-bottom: 2rem;
        }

        .article-category-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            padding: 0.3rem 0.85rem;
            background: rgba(14,165,233,0.08);
            color: var(--accent-600);
            border-radius: 2rem;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 0.85rem;
            transition: all 0.2s;
            text-decoration: none;
        }
        .article-category-tag:hover { background: rgba(14,165,233,0.15); color: var(--accent-700); }

        .article-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--gray-900);
            line-height: 1.3;
            margin: 0 0 1rem;
            letter-spacing: -0.01em;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1rem;
            font-size: 0.875rem;
            color: var(--gray-500);
            padding-bottom: 1.25rem;
            border-bottom: 1px solid var(--gray-200);
        }
        .article-meta span { display: inline-flex; align-items: center; gap: 0.35rem; }
        .article-meta i { font-size: 0.8rem; color: var(--gray-400); }

        .article-featured-image {
            margin: 1.75rem 0;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
        }
        .article-featured-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
            display: block;
        }

        .article-content {
            font-size: 1.0625rem;
            line-height: 1.85;
            color: var(--gray-800);
        }
        .article-content h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--gray-900);
            margin: 2rem 0 1rem;
            padding-top: 0.5rem;
            border-bottom: 2px solid rgba(249,115,22,0.2);
            padding-bottom: 0.5rem;
        }
        .article-content h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--gray-800);
            margin: 1.5rem 0 0.75rem;
        }
        .article-content p {
            margin: 0 0 1.25rem;
        }
        .article-content ul, .article-content ol {
            margin: 0 0 1.25rem;
            padding-left: 1.5rem;
        }
        .article-content li {
            margin-bottom: 0.5rem;
        }
        .article-content strong {
            color: var(--gray-900);
            font-weight: 700;
        }
        .article-content a {
            color: var(--accent-600);
            text-decoration: underline;
            text-underline-offset: 3px;
            transition: color 0.2s;
        }
        .article-content a:hover { color: var(--brand-500); }
        .article-content blockquote {
            border-left: 4px solid var(--brand-400);
            margin: 1.5rem 0;
            padding: 1rem 1.25rem;
            background: rgba(249,115,22,0.04);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            color: var(--gray-700);
            font-style: italic;
        }
        .article-content img {
            border-radius: var(--radius-lg);
            margin: 1.5rem 0;
            box-shadow: var(--shadow-md);
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .article-content th {
            background: var(--brand-500);
            color: #fff;
            padding: 0.75rem 1rem;
            text-align: left;
            font-weight: 600;
            font-size: 0.9rem;
        }
        .article-content td {
            padding: 0.7rem 1rem;
            border-bottom: 1px solid var(--gray-200);
            font-size: 0.95rem;
        }
        .article-content tr:nth-child(even) td { background: var(--gray-50); }

        /* ========== Not Found State ========== */
        .not-found-section {
            text-align: center;
            padding: 4rem 2rem;
            max-width: 560px;
            margin: 0 auto;
        }
        .not-found-section .nf-icon {
            font-size: 4rem;
            color: var(--gray-300);
            margin-bottom: 1.5rem;
        }
        .not-found-section h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--gray-800);
            margin-bottom: 0.75rem;
        }
        .not-found-section p {
            color: var(--gray-500);
            margin-bottom: 1.5rem;
            line-height: 1.7;
        }
        .btn-back-home {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.7rem 1.75rem;
            background: linear-gradient(135deg, var(--brand-500), var(--brand-600));
            color: #fff;
            font-weight: 600;
            border-radius: 2rem;
            box-shadow: 0 4px 14px rgba(249,115,22,0.35);
            transition: all 0.3s;
            text-decoration: none;
        }
        .btn-back-home:hover {
            box-shadow: 0 6px 20px rgba(249,115,22,0.45);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-back-home:active { transform: translateY(0); }

        /* ========== Related / CTA Section ========== */
        .related-section {
            max-width: 860px;
            margin: 0 auto 3rem;
            padding: 0 1.5rem;
        }
        .related-section .section-label {
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--brand-500);
            margin-bottom: 0.5rem;
        }
        .related-section .section-title {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--gray-900);
            margin-bottom: 1.5rem;
        }
        .related-cards {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.25rem;
        }
        .related-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all 0.3s;
            border: 1px solid rgba(0,0,0,0.05);
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            box-shadow: var(--shadow-xl);
            transform: translateY(-3px);
        }
        .related-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .related-card .card-body {
            padding: 1.15rem;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .related-card .card-body h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--gray-800);
            line-height: 1.4;
            margin: 0;
        }
        .related-card .card-body p {
            font-size: 0.85rem;
            color: var(--gray-500);
            line-height: 1.6;
            margin: 0;
            flex: 1;
        }
        .related-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--brand-500);
            transition: color 0.2s;
            margin-top: 0.25rem;
        }
        .related-card .card-link:hover { color: var(--brand-700); }
        .related-card .card-link i { font-size: 0.7rem; transition: transform 0.2s; }
        .related-card .card-link:hover i { transform: translateX(3px); }

        @media (max-width: 640px) {
            .related-cards { grid-template-columns: 1fr; }
            .related-card img { height: 160px; }
        }

        /* ========== CTA Banner ========== */
        .cta-banner {
            max-width: 860px;
            margin: 2rem auto 3rem;
            padding: 2.5rem 2rem;
            background: linear-gradient(135deg, #1e1b1b 0%, #2d2520 100%);
            border-radius: var(--radius-xl);
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -20%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(249,115,22,0.25) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-banner h3 {
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 0.75rem;
            position: relative;
            z-index: 1;
        }
        .cta-banner p {
            color: rgba(255,255,255,0.7);
            font-size: 0.95rem;
            margin: 0 0 1.5rem;
            position: relative;
            z-index: 1;
            line-height: 1.7;
        }
        .cta-banner .btn-cta-banner {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.75rem 2rem;
            background: linear-gradient(135deg, var(--brand-500), var(--brand-600));
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            border-radius: 2rem;
            box-shadow: 0 6px 22px rgba(249,115,22,0.5);
            transition: all 0.3s;
            position: relative;
            z-index: 1;
            text-decoration: none;
        }
        .cta-banner .btn-cta-banner:hover {
            box-shadow: 0 8px 28px rgba(249,115,22,0.6);
            transform: translateY(-2px);
            color: #fff;
        }
        .cta-banner .btn-cta-banner:active { transform: translateY(0); }

        /* ========== Footer ========== */
        .site-footer {
            background: #1e1b1b;
            color: rgba(255,255,255,0.7);
            padding: 2.5rem 1.5rem 2rem;
            text-align: center;
        }
        .site-footer .container { max-width: 1280px; margin: 0 auto; }
        .footer-brand {
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
            letter-spacing: 0.02em;
        }
        .footer-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 1.25rem;
            margin-bottom: 1rem;
        }
        .footer-links a {
            color: rgba(255,255,255,0.6);
            font-size: 0.9rem;
            transition: color 0.2s;
            text-decoration: none;
        }
        .footer-links a:hover { color: var(--brand-400); }
        .footer-copy {
            font-size: 0.8rem;
            color: rgba(255,255,255,0.4);
        }

        /* ========== Responsive for Article ========== */
        @media (max-width: 768px) {
            .article-wrapper { padding: 1.5rem 1rem 2rem; }
            .article-title { font-size: 1.5rem; }
            .article-content { font-size: 1rem; }
            .cta-banner { margin: 1.5rem 1rem 2rem; padding: 2rem 1.25rem; }
            .cta-banner h3 { font-size: 1.15rem; }
            .related-section { padding: 0 1rem; }
            .related-section .section-title { font-size: 1.2rem; }
        }
        @media (max-width: 520px) {
            .article-title { font-size: 1.3rem; }
            .article-meta { font-size: 0.8rem; gap: 0.6rem; }
            .article-content { font-size: 0.95rem; }
            .article-content h2 { font-size: 1.25rem; }
            .article-content h3 { font-size: 1.1rem; }
            .breadcrumb { font-size: 0.8rem; }
            .not-found-section { padding: 3rem 1rem; }
        }

/* roulang page: category1 */
:root {
            --color-brand: #4c6ef5;
            --color-brand-dark: #1a3bdb;
            --color-gold: #e8b730;
            --color-gold-dark: #b8860b;
            --color-surface: #1a1f2e;
            --color-surface-dark: #111620;
            --color-text: #f1f5f9;
            --color-text-muted: #94a3b8;
            --color-border: #334155;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.45);
            --shadow-gold: 0 4px 20px rgba(232, 183, 48, 0.25);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'Inter', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: #f1f5f9;
            background-color: #0b0f18;
            min-height: 100vh;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 1400px) {
            .container {
                max-width: 1280px;
            }
        }

        /* Header / Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(17, 22, 32, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(51, 65, 85, 0.5);
            transition: all var(--transition);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
            border-bottom-color: rgba(76, 110, 245, 0.3);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            height: 64px;
        }

        @media (min-width: 1400px) {
            .nav-container {
                max-width: 1280px;
            }
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.2rem;
            font-weight: 700;
            color: #f1f5f9;
            letter-spacing: 0.02em;
            white-space: nowrap;
            transition: color var(--transition);
        }

        .nav-logo i {
            color: #e8b730;
            font-size: 1.35rem;
            filter: drop-shadow(0 0 6px rgba(232, 183, 48, 0.4));
        }

        .nav-logo:hover {
            color: #ffffff;
        }

        .nav-links {
            display: flex;
            align-items: center;
            list-style: none;
            gap: 6px;
        }

        .nav-links li a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 8px;
            font-size: 0.925rem;
            font-weight: 500;
            color: #cbd5e1;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .nav-links li a:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-links li a.active {
            color: #ffffff;
            background: rgba(76, 110, 245, 0.2);
            font-weight: 600;
        }

        .nav-cta {
            display: inline-flex !important;
            align-items: center !important;
            gap: 8px !important;
            padding: 10px 22px !important;
            border-radius: 30px !important;
            font-weight: 600 !important;
            font-size: 0.9rem !important;
            background: linear-gradient(135deg, #e8b730 0%, #d4a018 100%) !important;
            color: #1a1f2e !important;
            box-shadow: 0 4px 16px rgba(232, 183, 48, 0.3) !important;
            transition: all var(--transition) !important;
            margin-left: 10px !important;
        }

        .nav-cta:hover {
            background: linear-gradient(135deg, #f5c842 0%, #e8b730 100%) !important;
            box-shadow: 0 6px 24px rgba(232, 183, 48, 0.45) !important;
            transform: translateY(-1px);
            color: #0f1535 !important;
        }

        .nav-cta:active {
            transform: translateY(0);
            box-shadow: 0 2px 10px rgba(232, 183, 48, 0.3) !important;
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: #f1f5f9;
            font-size: 1.5rem;
            padding: 8px;
            border-radius: 8px;
            transition: background var(--transition);
        }

        .mobile-toggle:hover {
            background: rgba(255, 255, 255, 0.08);
        }

        .mobile-menu {
            display: none;
            flex-direction: column;
            padding: 12px 20px 20px;
            gap: 6px;
            border-top: 1px solid rgba(51, 65, 85, 0.5);
            background: rgba(17, 22, 32, 0.97);
            backdrop-filter: blur(18px);
        }

        .mobile-menu a {
            padding: 12px 16px;
            border-radius: 10px;
            font-size: 1rem;
            font-weight: 500;
            color: #cbd5e1;
            transition: all var(--transition);
        }

        .mobile-menu a:hover {
            background: rgba(255, 255, 255, 0.06);
            color: #ffffff;
        }

        .mobile-menu a.active {
            background: rgba(76, 110, 245, 0.2);
            color: #ffffff;
            font-weight: 600;
        }

        .mobile-menu .nav-cta {
            margin-left: 0 !important;
            margin-top: 8px;
            justify-content: center !important;
            text-align: center !important;
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .mobile-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .mobile-menu.open {
                display: flex;
            }
            .nav-container {
                height: 56px;
            }
            .nav-logo {
                font-size: 1.05rem;
            }
            .nav-logo i {
                font-size: 1.15rem;
            }
            .desktop-cta {
                display: none !important;
            }
        }

        @media (min-width: 769px) {
            .mobile-menu {
                display: none !important;
            }
        }

        /* Hero */
        .category-hero {
            position: relative;
            padding: 140px 0 90px;
            background: linear-gradient(180deg, #0f1535 0%, #111620 40%, #0b0f18 100%);
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.22;
            z-index: 0;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 200px;
            background: linear-gradient(to top, #0b0f18, transparent);
            z-index: 1;
        }

        .category-hero .container {
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            background: rgba(232, 183, 48, 0.15);
            color: #f5c842;
            border: 1px solid rgba(232, 183, 48, 0.3);
            margin-bottom: 24px;
        }

        .hero-badge i {
            font-size: 0.9rem;
        }

        /* Section Styles */
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: #f1f5f9;
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: #94a3b8;
            max-width: 640px;
            margin: 0 auto 40px;
            line-height: 1.7;
        }

        @media (max-width: 768px) {
            .section-title {
                font-size: 1.55rem;
            }
            .section-subtitle {
                font-size: 0.95rem;
                margin-bottom: 28px;
            }
            .category-hero {
                padding: 110px 0 60px;
            }
        }

        /* Feature Cards */
        .feature-card {
            background: #1a1f2e;
            border: 1px solid #334155;
            border-radius: var(--radius-lg);
            padding: 30px 24px;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, #4c6ef5, #748ffc, #4c6ef5);
            opacity: 0;
            transition: opacity var(--transition);
        }

        .feature-card:hover {
            border-color: #4c6ef5;
            box-shadow: var(--shadow-card);
            transform: translateY(-3px);
        }

        .feature-card:hover::before {
            opacity: 1;
        }

        .feature-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 16px;
            background: rgba(76, 110, 245, 0.15);
            color: #748ffc;
        }

        /* Step Cards */
        .step-card {
            display: flex;
            gap: 20px;
            padding: 28px 24px;
            background: #1a1f2e;
            border: 1px solid #334155;
            border-radius: var(--radius-lg);
            transition: all var(--transition);
        }

        .step-card:hover {
            border-color: #e8b730;
            box-shadow: var(--shadow-gold);
        }

        .step-number {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.25rem;
            background: linear-gradient(135deg, #e8b730, #d4a018);
            color: #1a1f2e;
        }

        @media (max-width: 520px) {
            .step-card {
                flex-direction: column;
                gap: 12px;
                padding: 20px 16px;
            }
            .step-number {
                width: 40px;
                height: 40px;
                font-size: 1.1rem;
            }
        }

        /* Sport Tag */
        .sport-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            background: rgba(76, 110, 245, 0.12);
            color: #91a7ff;
            border: 1px solid rgba(76, 110, 245, 0.2);
        }

        /* FAQ */
        .faq-item {
            background: #1a1f2e;
            border: 1px solid #334155;
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: #4c6ef5;
        }

        .faq-question {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 1rem;
            color: #f1f5f9;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            user-select: none;
            transition: background var(--transition);
        }

        .faq-question:hover {
            background: rgba(255, 255, 255, 0.03);
        }

        .faq-question i {
            flex-shrink: 0;
            transition: transform var(--transition);
            color: #94a3b8;
            font-size: 0.85rem;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: #e8b730;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
            color: #cbd5e1;
            font-size: 0.95rem;
            line-height: 1.75;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, #1a2588 0%, #0f1535 50%, #111620 100%);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }

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

        /* Footer */
        .site-footer {
            background: #0b0f18;
            border-top: 1px solid #1e293b;
            padding: 40px 0 30px;
            text-align: center;
        }

        .footer-brand {
            font-size: 1.15rem;
            font-weight: 700;
            color: #f1f5f9;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 20px;
            margin-bottom: 18px;
        }

        .footer-links a {
            color: #94a3b8;
            font-size: 0.9rem;
            transition: color var(--transition);
        }

        .footer-links a:hover {
            color: #e8b730;
        }

        .footer-copy {
            color: #64748b;
            font-size: 0.8rem;
        }

        /* Buttons */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1rem;
            background: linear-gradient(135deg, #e8b730 0%, #d4a018 100%);
            color: #1a1f2e;
            border: none;
            box-shadow: 0 6px 24px rgba(232, 183, 48, 0.35);
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, #f5c842 0%, #e8b730 100%);
            box-shadow: 0 8px 32px rgba(232, 183, 48, 0.5);
            transform: translateY(-2px);
            color: #0f1535;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 4px 16px rgba(232, 183, 48, 0.3);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 13px 30px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1rem;
            background: transparent;
            color: #f1f5f9;
            border: 2px solid #4c6ef5;
            transition: all var(--transition);
        }

        .btn-outline:hover {
            background: rgba(76, 110, 245, 0.12);
            border-color: #748ffc;
            color: #ffffff;
        }

        /* Image cards */
        .img-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: #1a1f2e;
            border: 1px solid #334155;
            transition: all var(--transition);
        }

        .img-card:hover {
            border-color: #4c6ef5;
            box-shadow: var(--shadow-card);
            transform: translateY(-2px);
        }

        .img-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        @media (max-width: 768px) {
            .img-card img {
                height: 160px;
            }
        }

        /* Responsive utility */
        @media (max-width: 1024px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        @media (max-width: 520px) {
            .btn-primary,
            .btn-outline {
                padding: 12px 22px;
                font-size: 0.9rem;
                border-radius: 26px;
            }
            .feature-card {
                padding: 20px 16px;
            }
        }