/* roulang page: index */
:root {
            --primary: #1a2a6c;
            --primary-light: #2d4a8e;
            --primary-dark: #0f1a4a;
            --accent: #f0b90b;
            --accent-light: #fcd535;
            --accent-dark: #c99a08;
            --bg-dark: #0b1120;
            --bg-card: #ffffff;
            --bg-section: #f8fafc;
            --bg-alt: #1a2332;
            --text-primary: #1a1a2e;
            --text-secondary: #4a5568;
            --text-light: #a0aec0;
            --text-on-dark: #f7fafc;
            --border: #e2e8f0;
            --border-light: #edf2f7;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
            --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
            --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --transition: all 0.3s 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; }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            font-size: 16px; line-height: 1.6; color: var(--text-primary); background: #ffffff;
        }
        a { color: inherit; text-decoration: none; transition: var(--transition); }
        img { max-width: 100%; height: auto; display: block; }
        button, input, textarea { font-family: inherit; font-size: inherit; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
        @media (max-width: 768px) { .container { padding: 0 16px; } }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
            background: rgba(11, 17, 32, 0.92);
            backdrop-filter: blur(20px) saturate(1.4);
            border-bottom: 1px solid rgba(240, 185, 11, 0.15);
            transition: var(--transition);
        }
        .site-header.scrolled { background: rgba(11, 17, 32, 0.98); box-shadow: 0 4px 30px rgba(0,0,0,0.3); }
        .header-inner {
            display: flex; align-items: center; justify-content: space-between;
            height: 68px; padding: 0 24px; max-width: 1260px; margin: 0 auto;
        }
        .logo { display: flex; align-items: center; gap: 10px; font-size: 22px; font-weight: 800; color: #fff; letter-spacing: -0.3px; }
        .logo i { color: var(--accent); font-size: 26px; }
        .logo span { background: linear-gradient(135deg, #f0b90b, #fcd535); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
        .nav-list { display: flex; align-items: center; gap: 4px; list-style: none; }
        .nav-list a {
            display: block; padding: 8px 18px; border-radius: 8px;
            font-size: 15px; font-weight: 500; color: rgba(255,255,255,0.8);
            transition: var(--transition); position: relative;
        }
        .nav-list a:hover { color: #fff; background: rgba(240,185,11,0.12); }
        .nav-list a.active { color: var(--accent); background: rgba(240,185,11,0.15); font-weight: 600; }
        .nav-list a.active::after {
            content: ''; position: absolute; bottom: 2px; left: 50%; transform: translateX(-50%);
            width: 20px; height: 3px; border-radius: 2px; background: var(--accent);
        }
        .nav-cta {
            display: inline-flex; align-items: center; gap: 8px;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #1a1a2e !important; font-weight: 700 !important;
            padding: 10px 24px !important; border-radius: 50px !important;
            box-shadow: 0 4px 15px rgba(240,185,11,0.35);
            transition: var(--transition) !important;
        }
        .nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(240,185,11,0.5); color: #1a1a2e !important; background: linear-gradient(135deg, var(--accent-light), var(--accent)) !important; }
        .nav-toggle { display: none; background: none; border: none; color: #fff; font-size: 26px; cursor: pointer; padding: 6px; border-radius: 6px; }
        .nav-toggle:hover { background: rgba(255,255,255,0.08); }
        @media (max-width: 768px) {
            .nav-toggle { display: block; }
            .nav-list {
                position: fixed; top: 68px; left: 0; right: 0;
                background: rgba(11, 17, 32, 0.98); backdrop-filter: blur(20px);
                flex-direction: column; padding: 20px 24px; gap: 6px;
                transform: translateY(-120%); opacity: 0; pointer-events: none;
                transition: var(--transition); border-bottom: 1px solid rgba(240,185,11,0.1);
            }
            .nav-list.open { transform: translateY(0); opacity: 1; pointer-events: all; }
            .nav-list a { width: 100%; padding: 12px 18px; font-size: 16px; }
            .nav-list a.active::after { display: none; }
            .nav-list a.active { background: rgba(240,185,11,0.15); border-left: 3px solid var(--accent); }
            .nav-cta { justify-content: center; margin-top: 8px; }
        }

        /* ===== Hero ===== */
        .hero {
            min-height: 100vh; display: flex; align-items: center; position: relative;
            background: var(--bg-dark); overflow: hidden; padding-top: 68px;
        }
        .hero-bg {
            position: absolute; inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover; background-position: center; background-repeat: no-repeat;
            opacity: 0.35; mix-blend-mode: luminosity;
        }
        .hero-overlay {
            position: absolute; inset: 0;
            background: linear-gradient(135deg, rgba(11,17,32,0.92) 0%, rgba(11,17,32,0.6) 50%, rgba(11,17,32,0.3) 100%);
        }
        .hero-grid {
            position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
            align-items: center; width: 100%; max-width: 1260px; margin: 0 auto; padding: 80px 24px 100px;
        }
        .hero-content h1 {
            font-size: clamp(2.6rem, 5vw, 4.2rem); font-weight: 900; line-height: 1.15;
            color: #fff; margin-bottom: 20px; letter-spacing: -0.5px;
        }
        .hero-content h1 .highlight { background: linear-gradient(135deg, var(--accent), var(--accent-light)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
        .hero-content p {
            font-size: clamp(1rem, 1.8vw, 1.2rem); color: rgba(255,255,255,0.75);
            max-width: 520px; line-height: 1.8; margin-bottom: 32px;
        }
        .hero-actions { display: flex; flex-wrap: wrap; gap: 16px; }
        .hero-actions .btn-primary {
            display: inline-flex; align-items: center; gap: 10px;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #1a1a2e; font-weight: 700; font-size: 16px;
            padding: 16px 36px; border-radius: 50px; border: none; cursor: pointer;
            box-shadow: 0 8px 30px rgba(240,185,11,0.3);
            transition: var(--transition);
        }
        .hero-actions .btn-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 40px rgba(240,185,11,0.45); }
        .hero-actions .btn-outline {
            display: inline-flex; align-items: center; gap: 10px;
            background: transparent; color: #fff; font-weight: 600; font-size: 16px;
            padding: 16px 32px; border-radius: 50px; border: 2px solid rgba(255,255,255,0.25);
            transition: var(--transition);
        }
        .hero-actions .btn-outline:hover { border-color: var(--accent); color: var(--accent); background: rgba(240,185,11,0.08); }
        .hero-visual {
            display: flex; justify-content: center; align-items: center; position: relative;
        }
        .hero-visual .img-wrap {
            width: 100%; max-width: 540px; border-radius: var(--radius-lg);
            overflow: hidden; box-shadow: 0 30px 80px rgba(0,0,0,0.5);
            border: 1px solid rgba(240,185,11,0.15);
            transform: perspective(1200px) rotateY(-6deg) rotateX(2deg);
            transition: var(--transition);
        }
        .hero-visual .img-wrap:hover { transform: perspective(1200px) rotateY(-2deg) rotateX(1deg); }
        .hero-visual .img-wrap img { width: 100%; height: auto; display: block; }
        .hero-badge {
            position: absolute; bottom: -10px; left: -10px;
            background: var(--accent); color: #1a1a2e; font-weight: 700;
            padding: 12px 24px; border-radius: 50px; font-size: 14px;
            box-shadow: 0 8px 25px rgba(240,185,11,0.3);
        }
        @media (max-width: 1024px) {
            .hero-grid { grid-template-columns: 1fr; gap: 40px; padding: 60px 24px 80px; text-align: center; }
            .hero-content p { max-width: 100%; }
            .hero-actions { justify-content: center; }
            .hero-visual .img-wrap { transform: none; max-width: 480px; margin: 0 auto; }
            .hero-visual .img-wrap:hover { transform: none; }
            .hero-badge { left: 50%; transform: translateX(-50%); bottom: -10px; }
        }
        @media (max-width: 520px) {
            .hero { min-height: 90vh; }
            .hero-grid { padding: 40px 16px 60px; }
            .hero-actions .btn-primary, .hero-actions .btn-outline { width: 100%; justify-content: center; padding: 14px 24px; }
        }

        /* ===== 通用板块 ===== */
        .section { padding: 90px 0; }
        .section-alt { background: var(--bg-section); }
        .section-dark { background: var(--bg-dark); color: var(--text-on-dark); }
        .section-title { font-size: clamp(1.8rem, 3vw, 2.6rem); font-weight: 800; line-height: 1.25; margin-bottom: 12px; letter-spacing: -0.3px; }
        .section-subtitle { font-size: 1.05rem; color: var(--text-secondary); max-width: 640px; line-height: 1.7; }
        .section-dark .section-subtitle { color: rgba(255,255,255,0.6); }
        .section-header { text-align: center; margin-bottom: 56px; }
        .section-header .section-subtitle { margin: 0 auto; }

        /* ===== 卡片 ===== */
        .card {
            background: var(--bg-card); border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm); border: 1px solid var(--border);
            overflow: hidden; transition: var(--transition);
        }
        .card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); border-color: var(--accent); }
        .card-img { width: 100%; aspect-ratio: 16/10; object-fit: cover; display: block; }
        .card-body { padding: 24px; }
        .card-title { font-size: 1.15rem; font-weight: 700; margin-bottom: 8px; line-height: 1.4; }
        .card-text { color: var(--text-secondary); font-size: 0.92rem; line-height: 1.7; }
        .card-meta { display: flex; align-items: center; gap: 16px; margin-top: 14px; font-size: 0.82rem; color: var(--text-light); }
        .card-meta i { margin-right: 4px; }
        .card-tag {
            display: inline-block; padding: 3px 14px; border-radius: 50px;
            font-size: 0.75rem; font-weight: 600; background: rgba(240,185,11,0.12);
            color: var(--accent-dark); margin-bottom: 10px;
        }
        .card-dark {
            background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.08);
            backdrop-filter: blur(8px);
        }
        .card-dark:hover { border-color: var(--accent); background: rgba(255,255,255,0.08); }
        .card-dark .card-title { color: #fff; }
        .card-dark .card-text { color: rgba(255,255,255,0.65); }
        .card-dark .card-meta { color: rgba(255,255,255,0.4); }

        /* ===== 网格 ===== */
        .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
        .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
        .grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
        @media (max-width: 1024px) {
            .grid-4 { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 768px) {
            .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; gap: 20px; }
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex; align-items: center; gap: 8px;
            padding: 12px 28px; border-radius: 50px; font-weight: 600;
            font-size: 15px; border: none; cursor: pointer;
            transition: var(--transition); text-align: center;
        }
        .btn-accent { background: linear-gradient(135deg, var(--accent), var(--accent-light)); color: #1a1a2e; box-shadow: 0 4px 15px rgba(240,185,11,0.25); }
        .btn-accent:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(240,185,11,0.4); }
        .btn-outline-light { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,0.3); }
        .btn-outline-light:hover { border-color: var(--accent); color: var(--accent); background: rgba(240,185,11,0.08); }
        .btn-sm { padding: 8px 20px; font-size: 13px; }

        /* ===== 分类入口 ===== */
        .cat-card {
            background: var(--bg-card); border-radius: var(--radius-md);
            padding: 36px 28px; text-align: center;
            border: 1px solid var(--border); box-shadow: var(--shadow-sm);
            transition: var(--transition); position: relative; overflow: hidden;
        }
        .cat-card::before {
            content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            transform: scaleX(0); transform-origin: left; transition: var(--transition);
        }
        .cat-card:hover::before { transform: scaleX(1); }
        .cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--accent); }
        .cat-card .icon { font-size: 44px; color: var(--primary); margin-bottom: 16px; display: block; }
        .cat-card h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 8px; }
        .cat-card p { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.6; margin-bottom: 16px; }
        .cat-card .btn { margin-top: 4px; }

        /* ===== 统计 ===== */
        .stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
        .stat-item { text-align: center; padding: 32px 16px; }
        .stat-number { font-size: 2.8rem; font-weight: 900; color: var(--accent); line-height: 1.2; }
        .stat-label { font-size: 0.95rem; color: rgba(255,255,255,0.7); margin-top: 6px; }
        @media (max-width: 768px) { .stat-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; } }
        @media (max-width: 520px) { .stat-grid { grid-template-columns: 1fr 1fr; } }

        /* ===== 流程 ===== */
        .step-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; position: relative; }
        .step-item { text-align: center; position: relative; }
        .step-number {
            width: 56px; height: 56px; border-radius: 50%;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #1a1a2e; font-size: 1.4rem; font-weight: 900;
            display: flex; align-items: center; justify-content: center;
            margin: 0 auto 18px; box-shadow: 0 8px 25px rgba(240,185,11,0.25);
        }
        .step-item h4 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
        .step-item p { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.6; max-width: 280px; margin: 0 auto; }
        .step-connector { display: none; }
        @media (min-width: 1024px) {
            .step-grid { position: relative; }
            .step-grid::before {
                content: ''; position: absolute; top: 28px; left: 16%; right: 16%;
                height: 2px; background: linear-gradient(90deg, var(--accent), rgba(240,185,11,0.2), var(--accent));
                z-index: 0;
            }
        }
        @media (max-width: 768px) { .step-grid { grid-template-columns: 1fr; gap: 28px; } }

        /* ===== FAQ ===== */
        .faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
        .faq-item {
            background: var(--bg-card); border: 1px solid var(--border);
            border-radius: var(--radius-sm); overflow: hidden;
            transition: var(--transition);
        }
        .faq-item.active { border-color: var(--accent); box-shadow: 0 4px 20px rgba(240,185,11,0.1); }
        .faq-question {
            display: flex; align-items: center; justify-content: space-between;
            padding: 20px 24px; cursor: pointer; font-weight: 600;
            font-size: 1rem; background: none; border: none; width: 100%; text-align: left;
            transition: var(--transition); color: var(--text-primary);
        }
        .faq-question:hover { background: rgba(240,185,11,0.04); }
        .faq-question i { transition: var(--transition); color: var(--accent); font-size: 14px; }
        .faq-item.active .faq-question i { transform: rotate(180deg); }
        .faq-answer {
            max-height: 0; overflow: hidden; transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px; color: var(--text-secondary); font-size: 0.92rem; line-height: 1.7;
        }
        .faq-item.active .faq-answer { max-height: 300px; padding: 0 24px 20px; }
        .faq-dark .faq-item { background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,0.08); }
        .faq-dark .faq-question { color: #fff; }
        .faq-dark .faq-answer { color: rgba(255,255,255,0.65); }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary), var(--primary-light));
            padding: 80px 0; text-align: center; position: relative; overflow: hidden;
        }
        .cta-section::before {
            content: ''; position: absolute; inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover; background-position: center; opacity: 0.08;
            mix-blend-mode: overlay;
        }
        .cta-section .container { position: relative; z-index: 2; }
        .cta-section h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); font-weight: 800; color: #fff; margin-bottom: 16px; }
        .cta-section p { color: rgba(255,255,255,0.75); font-size: 1.05rem; max-width: 560px; margin: 0 auto 32px; }
        .cta-section .btn { font-size: 17px; padding: 18px 44px; }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark); color: rgba(255,255,255,0.7);
            padding: 60px 0 30px; border-top: 1px solid rgba(240,185,11,0.08);
        }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
        .footer-brand .logo { margin-bottom: 14px; }
        .footer-brand p { font-size: 0.9rem; line-height: 1.7; max-width: 320px; }
        .footer-col h5 { color: #fff; font-size: 0.95rem; font-weight: 700; margin-bottom: 16px; }
        .footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
        .footer-col a { color: rgba(255,255,255,0.6); font-size: 0.88rem; transition: var(--transition); }
        .footer-col a:hover { color: var(--accent); padding-left: 4px; }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.06);
            padding-top: 24px; display: flex; justify-content: space-between;
            align-items: center; flex-wrap: wrap; gap: 12px;
            font-size: 0.82rem; color: rgba(255,255,255,0.4);
        }
        .footer-socials { display: flex; gap: 12px; }
        .footer-socials a {
            width: 38px; height: 38px; border-radius: 50%;
            background: rgba(255,255,255,0.06); display: flex;
            align-items: center; justify-content: center;
            color: rgba(255,255,255,0.5); transition: var(--transition);
        }
        .footer-socials a:hover { background: var(--accent); color: #1a1a2e; }
        @media (max-width: 768px) {
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }
        @media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }

        /* ===== 最新资讯列表 ===== */
        .post-list { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
        .post-item { display: flex; gap: 20px; background: var(--bg-card); border-radius: var(--radius-sm); padding: 20px; border: 1px solid var(--border); transition: var(--transition); }
        .post-item:hover { border-color: var(--accent); box-shadow: var(--shadow-md); }
        .post-thumb { width: 120px; min-height: 80px; border-radius: 8px; overflow: hidden; flex-shrink: 0; background: #f0f0f0; }
        .post-thumb img { width: 100%; height: 100%; object-fit: cover; }
        .post-info { flex: 1; min-width: 0; }
        .post-info h4 { font-size: 1rem; font-weight: 700; margin-bottom: 6px; line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .post-info h4 a { color: var(--text-primary); }
        .post-info h4 a:hover { color: var(--primary); }
        .post-info p { font-size: 0.85rem; color: var(--text-secondary); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 8px; }
        .post-info .meta { font-size: 0.78rem; color: var(--text-light); display: flex; gap: 14px; flex-wrap: wrap; }
        .post-info .meta i { margin-right: 3px; }
        .post-empty { grid-column: 1 / -1; text-align: center; padding: 60px 20px; color: var(--text-light); font-size: 1rem; background: var(--bg-card); border-radius: var(--radius-md); border: 1px dashed var(--border); }
        @media (max-width: 768px) { .post-list { grid-template-columns: 1fr; } .post-thumb { width: 100px; } }
        @media (max-width: 520px) { .post-item { flex-direction: column; } .post-thumb { width: 100%; height: 160px; } }

        /* ===== 特色图标列表 ===== */
        .feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
        .feature-item { text-align: center; padding: 36px 20px; background: var(--bg-card); border-radius: var(--radius-md); border: 1px solid var(--border); transition: var(--transition); }
        .feature-item:hover { box-shadow: var(--shadow-md); border-color: var(--accent); }
        .feature-item .icon { font-size: 40px; color: var(--primary); margin-bottom: 14px; display: block; }
        .feature-item h4 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
        .feature-item p { color: var(--text-secondary); font-size: 0.88rem; line-height: 1.6; }
        @media (max-width: 768px) { .feature-grid { grid-template-columns: 1fr; gap: 20px; } }
        @media (min-width: 769px) and (max-width: 1024px) { .feature-grid { grid-template-columns: repeat(2, 1fr); } }

        /* ===== 辅助 ===== */
        .text-accent { color: var(--accent); }
        .gap-2 { gap: 8px; }
        .gap-4 { gap: 16px; }
        .mt-4 { margin-top: 16px; }
        .mt-6 { margin-top: 24px; }
        .mt-8 { margin-top: 32px; }
        .mb-6 { margin-bottom: 24px; }
        .text-center { text-align: center; }
        .flex-center { display: flex; align-items: center; justify-content: center; }
        .flex-wrap { flex-wrap: wrap; }

/* roulang page: article */
:root {
            --primary: #1a3a5c;
            --primary-light: #2a5a8c;
            --primary-dark: #0f2440;
            --accent: #e8b830;
            --accent-light: #f0d060;
            --accent-dark: #c49a20;
            --bg-neutral: #f7f5f0;
            --bg-light: #fcfbf8;
            --bg-dark: #e8e4dc;
            --text-body: #1f2937;
            --text-muted: #6b7280;
            --text-inverse: #ffffff;
            --radius: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.06), 0 1px 4px rgba(0, 0, 0, 0.04);
            --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.10);
            --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;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            color: var(--text-body);
            background: var(--bg-light);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            font-size: 1rem;
            border: none;
            outline: none;
            background: none;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 12px;
            }
        }

        /* ===== 导航 ===== */
        .site-header {
            background: var(--text-inverse);
            border-bottom: 1px solid var(--bg-dark);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 6px rgba(0, 0, 0, 0.04);
        }
        .header-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary);
        }
        .logo i {
            color: var(--accent);
            font-size: 1.6rem;
        }
        .logo span {
            letter-spacing: -0.3px;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
        }
        .nav-list li a {
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-list li a:hover {
            background: var(--bg-neutral);
            color: var(--primary);
        }
        .nav-list li a.active {
            background: var(--primary);
            color: var(--text-inverse);
        }
        .nav-list li a.nav-cta {
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 600;
            padding: 8px 20px;
            border-radius: 50px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-list li a.nav-cta:hover {
            background: var(--accent-light);
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(232, 184, 48, 0.35);
        }
        .nav-toggle {
            display: none;
            font-size: 1.6rem;
            color: var(--primary);
            padding: 4px 8px;
            cursor: pointer;
        }
        @media (max-width: 900px) {
            .nav-toggle {
                display: block;
            }
            .nav-list {
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background: var(--text-inverse);
                border-bottom: 1px solid var(--bg-dark);
                flex-direction: column;
                padding: 16px 24px;
                gap: 4px;
                display: none;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list li a {
                width: 100%;
                padding: 12px 16px;
            }
            .nav-list li a.nav-cta {
                justify-content: center;
                margin-top: 8px;
            }
        }
        @media (max-width: 520px) {
            .header-inner {
                padding: 0 12px;
                height: 60px;
            }
            .logo {
                font-size: 1.2rem;
            }
            .logo i {
                font-size: 1.3rem;
            }
        }

        /* ===== 文章主体 ===== */
        .article-hero {
            position: relative;
            min-height: 320px;
            background: var(--primary-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 80px 24px 60px;
            overflow: hidden;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.18;
            pointer-events: none;
        }
        .article-hero .hero-overlay {
            position: relative;
            z-index: 2;
            max-width: 800px;
        }
        .article-hero .hero-category {
            display: inline-block;
            background: var(--accent);
            color: var(--primary-dark);
            font-size: 0.85rem;
            font-weight: 600;
            padding: 4px 16px;
            border-radius: 50px;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }
        .article-hero h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--text-inverse);
            line-height: 1.25;
            margin-bottom: 16px;
        }
        .article-hero .hero-meta {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.95rem;
            display: flex;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
        }
        .article-hero .hero-meta i {
            margin-right: 6px;
            color: var(--accent);
        }
        @media (max-width: 768px) {
            .article-hero {
                min-height: 240px;
                padding: 60px 16px 40px;
            }
            .article-hero h1 {
                font-size: 1.8rem;
            }
            .article-hero .hero-meta {
                font-size: 0.85rem;
                gap: 16px;
            }
        }
        @media (max-width: 520px) {
            .article-hero h1 {
                font-size: 1.5rem;
            }
        }

        .article-body {
            padding: 60px 0 80px;
            background: var(--bg-light);
        }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 48px;
            align-items: start;
        }
        .article-main {
            background: var(--text-inverse);
            border-radius: var(--radius);
            box-shadow: var(--shadow-card);
            padding: 40px 44px;
            line-height: 1.9;
            font-size: 1.05rem;
        }
        .article-main .content p {
            margin-bottom: 1.6em;
        }
        .article-main .content h2,
        .article-main .content h3 {
            color: var(--primary);
            margin-top: 1.8em;
            margin-bottom: 0.8em;
            font-weight: 700;
        }
        .article-main .content h2 {
            font-size: 1.55rem;
        }
        .article-main .content h3 {
            font-size: 1.25rem;
        }
        .article-main .content ul {
            padding-left: 24px;
            margin-bottom: 1.6em;
        }
        .article-main .content ul li {
            margin-bottom: 0.4em;
            list-style: disc;
        }
        .article-main .content img {
            border-radius: var(--radius-sm);
            margin: 24px 0;
            box-shadow: var(--shadow-card);
        }
        .article-main .content blockquote {
            border-left: 4px solid var(--accent);
            background: var(--bg-neutral);
            padding: 16px 24px;
            margin: 24px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-muted);
            font-style: italic;
        }
        .article-main .content a {
            color: var(--primary-light);
            border-bottom: 1px solid transparent;
        }
        .article-main .content a:hover {
            border-bottom-color: var(--primary-light);
        }
        .article-main .content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 0.95rem;
        }
        .article-main .content table th {
            background: var(--primary);
            color: var(--text-inverse);
            padding: 10px 16px;
            text-align: left;
            font-weight: 600;
        }
        .article-main .content table td {
            padding: 10px 16px;
            border-bottom: 1px solid var(--bg-dark);
        }
        .article-main .content table tr:nth-child(even) td {
            background: var(--bg-neutral);
        }
        .article-not-found {
            text-align: center;
            padding: 80px 24px;
            background: var(--text-inverse);
            border-radius: var(--radius);
            box-shadow: var(--shadow-card);
        }
        .article-not-found i {
            font-size: 3.6rem;
            color: var(--accent);
            margin-bottom: 24px;
        }
        .article-not-found h2 {
            font-size: 1.8rem;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .article-not-found p {
            color: var(--text-muted);
            margin-bottom: 24px;
        }
        .article-not-found .btn-back {
            display: inline-block;
            padding: 12px 32px;
            background: var(--primary);
            color: var(--text-inverse);
            border-radius: 50px;
            font-weight: 600;
            transition: var(--transition);
        }
        .article-not-found .btn-back:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        /* ===== 侧栏 ===== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }
        .sidebar-card {
            background: var(--text-inverse);
            border-radius: var(--radius);
            box-shadow: var(--shadow-card);
            padding: 28px 24px;
        }
        .sidebar-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--accent);
        }
        .sidebar-card ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .sidebar-card ul li a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            font-size: 0.95rem;
            color: var(--text-body);
        }
        .sidebar-card ul li a:hover {
            background: var(--bg-neutral);
            color: var(--primary);
            transform: translateX(4px);
        }
        .sidebar-card ul li a i {
            color: var(--accent);
            width: 20px;
            text-align: center;
        }
        .sidebar-card .tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .sidebar-card .tags span {
            background: var(--bg-neutral);
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: var(--transition);
            cursor: default;
        }
        .sidebar-card .tags span:hover {
            background: var(--accent);
            color: var(--primary-dark);
        }
        .sidebar-cta {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: var(--text-inverse);
            border-radius: var(--radius);
            padding: 32px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
        }
        .sidebar-cta h4 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--accent);
        }
        .sidebar-cta p {
            font-size: 0.95rem;
            opacity: 0.85;
            margin-bottom: 20px;
        }
        .sidebar-cta .btn-cta {
            display: inline-block;
            padding: 12px 32px;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 700;
            border-radius: 50px;
            transition: var(--transition);
        }
        .sidebar-cta .btn-cta:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(232, 184, 48, 0.30);
        }
        @media (max-width: 900px) {
            .article-layout {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .article-main {
                padding: 28px 24px;
            }
            .article-sidebar {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 640px) {
            .article-main {
                padding: 20px 16px;
                font-size: 1rem;
            }
            .article-sidebar {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .sidebar-card {
                padding: 20px 16px;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.85);
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.10);
        }
        .footer-brand .logo {
            color: var(--text-inverse);
            margin-bottom: 16px;
            font-size: 1.3rem;
        }
        .footer-brand .logo i {
            color: var(--accent);
        }
        .footer-brand p {
            font-size: 0.92rem;
            line-height: 1.7;
            opacity: 0.75;
            max-width: 360px;
        }
        .footer-col h5 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-inverse);
            margin-bottom: 18px;
            letter-spacing: 0.3px;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul li a {
            font-size: 0.9rem;
            opacity: 0.7;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            opacity: 1;
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 24px 0;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.85rem;
            opacity: 0.6;
        }
        .footer-socials {
            display: flex;
            gap: 16px;
        }
        .footer-socials a {
            font-size: 1.2rem;
            opacity: 0.6;
            transition: var(--transition);
        }
        .footer-socials a:hover {
            opacity: 1;
            color: var(--accent);
            transform: translateY(-2px);
        }
        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== 通用 ===== */
        .section-title {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .section-sub {
            font-size: 1rem;
            color: var(--text-muted);
            margin-bottom: 40px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            background: var(--primary);
            color: var(--text-inverse);
            border-radius: 50px;
            font-weight: 600;
            transition: var(--transition);
        }
        .btn-primary:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            background: var(--accent);
            color: var(--primary-dark);
            border-radius: 50px;
            font-weight: 700;
            transition: var(--transition);
        }
        .btn-accent:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(232, 184, 48, 0.30);
        }

/* roulang page: category1 */
:root {
            --primary: #1a3a5c;
            --primary-light: #2a5a8c;
            --secondary: #e8a838;
            --secondary-hover: #d4952f;
            --accent: #10b981;
            --dark: #0f1a2e;
            --darker: #0b1320;
            --light: #f8fafc;
            --gray-50: #f1f5f9;
            --gray-100: #e2e8f0;
            --gray-200: #cbd5e1;
            --gray-300: #94a3b8;
            --gray-400: #64748b;
            --text-dark: #1e293b;
            --text-muted: #64748b;
            --border-radius: 12px;
            --border-radius-sm: 8px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background: var(--light);
            color: var(--text-dark);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            outline: none;
            border: none;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 26, 46, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: var(--transition);
        }
        .site-header.scrolled {
            background: rgba(11, 19, 32, 0.96);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            height: 72px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.5px;
        }
        .logo i {
            color: var(--secondary);
            font-size: 1.6rem;
        }
        .logo span {
            background: linear-gradient(135deg, #fff 60%, var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
        }
        .nav-list li a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 0.95rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.75);
            transition: var(--transition);
            position: relative;
        }
        .nav-list li a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }
        .nav-list li a.active {
            color: #fff;
            background: rgba(232, 168, 56, 0.18);
            box-shadow: inset 0 0 0 1px rgba(232, 168, 56, 0.25);
        }
        .nav-list li a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--secondary);
            border-radius: 2px;
        }
        .nav-list li a.nav-cta {
            background: var(--secondary);
            color: var(--dark);
            font-weight: 600;
            padding: 8px 22px;
            margin-left: 8px;
        }
        .nav-list li a.nav-cta:hover {
            background: var(--secondary-hover);
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(232, 168, 56, 0.35);
        }
        .nav-toggle {
            display: none;
            background: none;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 8px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.08);
        }
        @media (max-width: 900px) {
            .nav-toggle {
                display: block;
            }
            .nav-list {
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                background: rgba(11, 19, 32, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 16px 24px 24px;
                gap: 6px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
                box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
                border-radius: 0 0 20px 20px;
            }
            .nav-list.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-list li a {
                padding: 12px 18px;
                font-size: 1.05rem;
                width: 100%;
                border-radius: 10px;
            }
            .nav-list li a.nav-cta {
                margin-left: 0;
                margin-top: 8px;
                justify-content: center;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--darker);
            color: rgba(255, 255, 255, 0.8);
            padding: 60px 0 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo {
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 0.95rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            max-width: 360px;
        }
        .footer-col h5 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul li a {
            font-size: 0.92rem;
            color: rgba(255, 255, 255, 0.55);
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--secondary);
            padding-left: 4px;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.45);
            flex-wrap: wrap;
            gap: 16px;
        }
        .footer-socials {
            display: flex;
            gap: 14px;
        }
        .footer-socials a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: rgba(255, 255, 255, 0.6);
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .footer-socials a:hover {
            background: var(--secondary);
            color: var(--dark);
            transform: translateY(-2px);
        }
        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== Page Specific ===== */
        .cat-banner {
            position: relative;
            padding: 140px 0 80px;
            background: var(--darker);
            overflow: hidden;
            min-height: 360px;
            display: flex;
            align-items: center;
        }
        .cat-banner-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            opacity: 0.3;
            z-index: 0;
        }
        .cat-banner-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 26, 46, 0.85) 30%, rgba(15, 26, 46, 0.4) 80%);
        }
        .cat-banner .container {
            position: relative;
            z-index: 1;
        }
        .cat-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.5);
            margin-bottom: 20px;
        }
        .cat-breadcrumb a {
            color: rgba(255, 255, 255, 0.6);
        }
        .cat-breadcrumb a:hover {
            color: var(--secondary);
        }
        .cat-breadcrumb span {
            color: rgba(255, 255, 255, 0.8);
        }
        .cat-banner h1 {
            font-size: 3rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .cat-banner h1 i {
            color: var(--secondary);
            margin-right: 12px;
        }
        .cat-banner p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 640px;
            line-height: 1.7;
        }
        .cat-banner .banner-stats {
            display: flex;
            gap: 36px;
            margin-top: 28px;
            flex-wrap: wrap;
        }
        .cat-banner .banner-stats .stat-item {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .cat-banner .banner-stats .stat-number {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--secondary);
        }
        .cat-banner .banner-stats .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
        }
        @media (max-width: 768px) {
            .cat-banner {
                padding: 110px 0 60px;
                min-height: 300px;
            }
            .cat-banner h1 {
                font-size: 2.2rem;
            }
            .cat-banner p {
                font-size: 1rem;
            }
            .cat-banner .banner-stats {
                gap: 24px;
            }
            .cat-banner .banner-stats .stat-number {
                font-size: 1.4rem;
            }
        }
        @media (max-width: 520px) {
            .cat-banner h1 {
                font-size: 1.8rem;
            }
            .cat-banner .banner-stats {
                gap: 16px;
            }
        }

        .section-padding {
            padding: 72px 0;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 560px;
            line-height: 1.7;
        }
        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 36px;
            flex-wrap: wrap;
            gap: 16px;
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 48px 0;
            }
            .section-title {
                font-size: 1.6rem;
            }
        }

        /* Tags / Chips */
        .tag-group {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 20px;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 500;
            background: #fff;
            color: var(--text-dark);
            border: 1px solid var(--gray-200);
            transition: var(--transition);
            cursor: pointer;
        }
        .tag:hover {
            border-color: var(--secondary);
            color: var(--secondary);
            box-shadow: 0 2px 12px rgba(232, 168, 56, 0.12);
        }
        .tag.active {
            background: var(--secondary);
            color: var(--dark);
            border-color: var(--secondary);
            font-weight: 600;
        }
        .tag i {
            font-size: 0.8rem;
        }

        /* Card */
        .card {
            background: #fff;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid rgba(0, 0, 0, 0.04);
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            display: block;
        }
        .card-body {
            padding: 20px;
        }
        .card-body .card-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--secondary);
            background: rgba(232, 168, 56, 0.1);
            padding: 2px 12px;
            border-radius: 50px;
            margin-bottom: 10px;
            letter-spacing: 0.3px;
            text-transform: uppercase;
        }
        .card-body h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .card-body p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .card-body .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: 12px;
            font-size: 0.82rem;
            color: var(--gray-400);
        }
        .card-body .card-meta i {
            margin-right: 4px;
        }

        /* Stat card */
        .stat-card {
            background: #fff;
            border-radius: var(--border-radius);
            padding: 32px 24px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(0, 0, 0, 0.04);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        .stat-card .stat-icon {
            font-size: 2.2rem;
            color: var(--secondary);
            margin-bottom: 12px;
        }
        .stat-card .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            letter-spacing: -0.5px;
        }
        .stat-card .stat-number span {
            color: var(--secondary);
        }
        .stat-card .stat-label {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* Dark band */
        .band-dark {
            background: var(--dark);
            color: #fff;
        }
        .band-dark .section-title {
            color: #fff;
        }
        .band-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.6);
        }
        .band-dark .card {
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(4px);
        }
        .band-dark .card .card-body h3 {
            color: #fff;
        }
        .band-dark .card .card-body p {
            color: rgba(255, 255, 255, 0.65);
        }
        .band-dark .card .card-body .card-meta {
            color: rgba(255, 255, 255, 0.4);
        }

        /* Band light alt */
        .band-light-alt {
            background: var(--gray-50);
        }

        /* FAQ */
        .faq-item {
            background: #fff;
            border-radius: var(--border-radius-sm);
            border: 1px solid var(--gray-100);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--gray-200);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-dark);
            cursor: pointer;
            background: none;
            width: 100%;
            text-align: left;
            transition: var(--transition);
        }
        .faq-question i {
            color: var(--secondary);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .faq-question.open i {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 22px 18px;
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.7;
            display: none;
        }
        .faq-answer.open {
            display: block;
        }
        .band-dark .faq-item {
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(255, 255, 255, 0.08);
        }
        .band-dark .faq-question {
            color: #fff;
        }
        .band-dark .faq-answer {
            color: rgba(255, 255, 255, 0.65);
        }

        /* CTA */
        .cta-block {
            background: linear-gradient(135deg, var(--primary) 0%, var(--darker) 100%);
            border-radius: var(--border-radius);
            padding: 56px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-block::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(232, 168, 56, 0.12), transparent 70%);
            border-radius: 50%;
        }
        .cta-block h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            position: relative;
        }
        .cta-block p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.7);
            max-width: 520px;
            margin: 0 auto 28px;
            position: relative;
        }
        .cta-block .btn-group {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            transition: var(--transition);
            cursor: pointer;
        }
        .btn-primary {
            background: var(--secondary);
            color: var(--dark);
        }
        .btn-primary:hover {
            background: var(--secondary-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(232, 168, 56, 0.3);
        }
        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.25);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.5);
            transform: translateY(-2px);
        }
        @media (max-width: 768px) {
            .cta-block {
                padding: 40px 24px;
            }
            .cta-block h2 {
                font-size: 1.6rem;
            }
        }

        /* Grid */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        @media (max-width: 1024px) {
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-2 {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 520px) {
            .grid-3 {
                grid-template-columns: 1fr;
            }
            .grid-4 {
                grid-template-columns: 1fr;
            }
        }

        /* List */
        .event-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .event-list-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 20px;
            background: #fff;
            border-radius: var(--border-radius-sm);
            border: 1px solid var(--gray-100);
            transition: var(--transition);
        }
        .event-list-item:hover {
            border-color: var(--gray-200);
            box-shadow: var(--shadow-sm);
        }
        .event-list-item .event-badge {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(232, 168, 56, 0.1);
            color: var(--secondary);
            font-size: 1.3rem;
            flex-shrink: 0;
        }
        .event-list-item .event-info {
            flex: 1;
        }
        .event-list-item .event-info h4 {
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--text-dark);
        }
        .event-list-item .event-info .event-detail {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 2px;
        }
        .event-list-item .event-score {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary);
            text-align: right;
            flex-shrink: 0;
        }
        .event-list-item .event-status {
            font-size: 0.75rem;
            color: var(--accent);
            font-weight: 600;
            background: rgba(16, 185, 129, 0.1);
            padding: 2px 10px;
            border-radius: 50px;
            margin-left: 12px;
            flex-shrink: 0;
        }
        .band-dark .event-list-item {
            background: rgba(255, 255, 255, 0.05);
            border-color: rgba(255, 255, 255, 0.08);
        }
        .band-dark .event-list-item .event-info h4 {
            color: #fff;
        }
        .band-dark .event-list-item .event-info .event-detail {
            color: rgba(255, 255, 255, 0.55);
        }
        .band-dark .event-list-item .event-score {
            color: var(--secondary);
        }
        @media (max-width: 600px) {
            .event-list-item {
                flex-wrap: wrap;
                gap: 10px;
            }
            .event-list-item .event-score {
                width: 100%;
                text-align: left;
                padding-left: 60px;
            }
        }

        /* Extra */
        .mt-12 {
            margin-top: 48px;
        }
        .gap-6 {
            gap: 24px;
        }
        .text-center {
            text-align: center;
        }
        .mx-auto {
            margin-left: auto;
            margin-right: auto;
        }

        /* focus ring */
        a:focus-visible,
        button:focus-visible,
        .tag:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* scroll top btn */
        .scroll-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 999;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--secondary);
            color: var(--dark);
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 20px rgba(232, 168, 56, 0.3);
            opacity: 0;
            transform: translateY(20px);
            pointer-events: none;
            transition: var(--transition);
            cursor: pointer;
        }
        .scroll-top.visible {
            opacity: 1;
            transform: translateY(0);
            pointer-events: auto;
        }
        .scroll-top:hover {
            background: var(--secondary-hover);
            transform: translateY(-3px);
            box-shadow: 0 8px 30px rgba(232, 168, 56, 0.4);
        }

/* roulang page: category3 */
:root {
            --primary: #1e3a5f;
            --primary-light: #2a5298;
            --primary-dark: #0f2440;
            --accent: #f5a623;
            --accent-light: #f7c948;
            --accent-dark: #d4891e;
            --bg-dark: #0b1a2e;
            --bg-section: #f4f7fc;
            --bg-card: #ffffff;
            --text-dark: #1a1a2e;
            --text-body: #2d3748;
            --text-light: #718096;
            --text-white: #f7fafc;
            --border-color: #e2e8f0;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
            background: #f8fafc;
            color: var(--text-body);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }

        /* Header */
        .site-header {
            background: var(--bg-dark);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .header-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.5px;
        }
        .logo i {
            color: var(--accent);
            font-size: 1.5rem;
        }
        .logo span {
            background: linear-gradient(135deg, #fff 60%, var(--accent-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .nav-list {
            list-style: none;
            display: flex;
            align-items: center;
            gap: 6px;
            margin: 0;
            padding: 0;
        }
        .nav-list li a {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .nav-list li a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }
        .nav-list li a.active {
            color: #fff;
            background: var(--primary-light);
        }
        .nav-list li a.nav-cta {
            background: var(--accent);
            color: #1a1a2e;
            padding: 8px 22px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-list li a.nav-cta:hover {
            background: var(--accent-light);
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(245, 166, 35, 0.35);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 6px;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.08);
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .header-inner nav {
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background: var(--bg-dark);
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.4s ease;
                padding: 0 24px;
            }
            .header-inner nav.open {
                max-height: 400px;
                padding: 16px 24px 20px;
            }
            .nav-list {
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
            }
            .nav-list li a {
                padding: 12px 16px;
                display: block;
                border-radius: var(--radius-sm);
            }
            .nav-list li a.nav-cta {
                justify-content: center;
                margin-top: 6px;
            }
        }

        /* Footer */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 60px 0 30px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo {
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            max-width: 360px;
        }
        .footer-col h5 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 600;
            margin: 0 0 16px 0;
            letter-spacing: 0.3px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.88rem;
            transition: all var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.84rem;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-socials {
            display: flex;
            gap: 16px;
        }
        .footer-socials a {
            color: rgba(255, 255, 255, 0.45);
            font-size: 1.1rem;
            transition: all var(--transition);
        }
        .footer-socials a:hover {
            color: var(--accent);
            transform: scale(1.15);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px 20px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== 分类页专用样式 ===== */
        .promo-hero {
            background: var(--bg-dark);
            position: relative;
            min-height: 380px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .promo-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.2;
            pointer-events: none;
        }
        .promo-hero .container {
            position: relative;
            z-index: 2;
            width: 100%;
        }
        .promo-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            margin: 0 0 16px 0;
            letter-spacing: -0.5px;
        }
        .promo-hero h1 span {
            color: var(--accent);
        }
        .promo-hero p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.7);
            max-width: 640px;
            margin: 0 0 28px 0;
            line-height: 1.7;
        }
        .promo-hero .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .promo-hero .hero-badges span {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(4px);
            padding: 8px 20px;
            border-radius: 50px;
            color: #fff;
            font-size: 0.85rem;
            font-weight: 500;
            border: 1px solid rgba(255, 255, 255, 0.12);
        }
        @media (max-width: 768px) {
            .promo-hero {
                min-height: 300px;
                padding: 40px 0;
            }
            .promo-hero h1 {
                font-size: 1.8rem;
            }
            .promo-hero p {
                font-size: 1rem;
            }
        }

        /* 板块交替 */
        .section-light {
            background: #fff;
            padding: 70px 0;
        }
        .section-alt {
            background: var(--bg-section);
            padding: 70px 0;
        }
        .section-dark {
            background: var(--bg-dark);
            padding: 70px 0;
            color: #fff;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 12px 0;
            letter-spacing: -0.3px;
        }
        .section-sub {
            font-size: 1.05rem;
            color: var(--text-light);
            max-width: 640px;
            margin: 0 0 40px 0;
        }
        .section-dark .section-title {
            color: #fff;
        }
        .section-dark .section-sub {
            color: rgba(255, 255, 255, 0.6);
        }
        @media (max-width: 640px) {
            .section-title {
                font-size: 1.5rem;
            }
            .section-light,
            .section-alt,
            .section-dark {
                padding: 48px 0;
            }
        }

        /* 优惠卡片 */
        .promo-card {
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition);
            border: 1px solid var(--border-color);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .promo-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .promo-card .card-img {
            height: 190px;
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }
        .promo-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .promo-card:hover .card-img img {
            transform: scale(1.05);
        }
        .promo-card .card-img .tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--accent);
            color: #1a1a2e;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 0.78rem;
            font-weight: 600;
        }
        .promo-card .card-body {
            padding: 24px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .promo-card .card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 10px 0;
            line-height: 1.4;
        }
        .promo-card .card-body p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
            margin: 0 0 18px 0;
            flex: 1;
        }
        .promo-card .card-body .meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.82rem;
            color: var(--text-light);
            border-top: 1px solid var(--border-color);
            padding-top: 16px;
            margin-top: auto;
        }
        .promo-card .card-body .meta .badge {
            background: #eef2ff;
            color: var(--primary);
            padding: 4px 12px;
            border-radius: 50px;
            font-weight: 500;
        }
        .promo-card .card-body .btn-outline {
            border: 1.5px solid var(--primary);
            color: var(--primary);
            padding: 6px 18px;
            border-radius: 50px;
            font-size: 0.82rem;
            font-weight: 600;
            transition: all var(--transition);
        }
        .promo-card .card-body .btn-outline:hover {
            background: var(--primary);
            color: #fff;
        }

        /* 分类标签 */
        .cat-tabs {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 36px;
        }
        .cat-tabs .tab {
            padding: 8px 22px;
            border-radius: 50px;
            border: 1.5px solid var(--border-color);
            background: #fff;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text-body);
            cursor: default;
            transition: all var(--transition);
        }
        .cat-tabs .tab.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .cat-tabs .tab:not(.active):hover {
            border-color: var(--primary-light);
            color: var(--primary);
        }

        /* 流程步骤 */
        .step-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .step-item {
            text-align: center;
            background: rgba(255, 255, 255, 0.05);
            padding: 32px 20px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: all var(--transition);
        }
        .step-item:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }
        .step-item .num {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--accent);
            color: #1a1a2e;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            font-weight: 800;
            margin: 0 auto 18px;
        }
        .step-item h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin: 0 0 8px 0;
        }
        .step-item p {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            margin: 0;
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .step-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }
        @media (max-width: 520px) {
            .step-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-color);
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-item .faq-q {
            padding: 18px 22px;
            font-weight: 600;
            color: var(--text-dark);
            font-size: 0.98rem;
            cursor: default;
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: #fff;
        }
        .faq-item .faq-q i {
            color: var(--primary);
            font-size: 0.85rem;
            transition: transform var(--transition);
        }
        .faq-item .faq-a {
            padding: 0 22px 18px;
            color: var(--text-light);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        /* CTA */
        .cta-box {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-box::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            opacity: 0.1;
            pointer-events: none;
        }
        .cta-box h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 14px 0;
            position: relative;
            z-index: 1;
        }
        .cta-box p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 560px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 1;
        }
        .cta-box .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--accent);
            color: #1a1a2e;
            padding: 14px 38px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition);
            position: relative;
            z-index: 1;
            border: none;
            cursor: pointer;
        }
        .cta-box .btn-cta:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(245, 166, 35, 0.3);
        }
        @media (max-width: 640px) {
            .cta-box {
                padding: 36px 20px;
            }
            .cta-box h2 {
                font-size: 1.4rem;
            }
            .cta-box p {
                font-size: 0.95rem;
            }
            .cta-box .btn-cta {
                padding: 12px 28px;
                font-size: 0.9rem;
            }
        }

        /* 网格辅助 */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        @media (max-width: 768px) {
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
        }
        @media (max-width: 520px) {
            .grid-3 {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        /* 统计数字 */
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-item {
            text-align: center;
            padding: 28px 16px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.06);
        }
        .stat-item .num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
        }
        .stat-item .label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 6px;
        }
        @media (max-width: 768px) {
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }
        @media (max-width: 520px) {
            .stat-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-item .num {
                font-size: 1.6rem;
            }
        }

        /* 面包屑 */
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
            padding: 18px 0 0;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .sep {
            color: rgba(255, 255, 255, 0.3);
        }
        .breadcrumb .current {
            color: rgba(255, 255, 255, 0.9);
        }
        @media (max-width: 640px) {
            .breadcrumb {
                font-size: 0.78rem;
                padding-top: 12px;
            }
        }

        /* 回到顶部 */
        .back-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            border: none;
            font-size: 1.2rem;
            cursor: pointer;
            box-shadow: var(--shadow-md);
            transition: all var(--transition);
            z-index: 50;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            visibility: hidden;
            transform: translateY(20px);
        }
        .back-top.visible {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .back-top:hover {
            background: var(--primary-light);
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

/* roulang page: category2 */
:root {
            --primary: #1e3a5f;
            --primary-light: #2d5a8e;
            --primary-dark: #0f2440;
            --accent: #e8a838;
            --accent-light: #f0c060;
            --accent-dark: #c88a20;
            --bg-light: #f8f9fb;
            --bg-alt: #eef1f6;
            --bg-dark: #0f2440;
            --text-dark: #1a2332;
            --text-muted: #6b7a8f;
            --text-light: #ffffff;
            --border: #e2e6ed;
            --radius: 12px;
            --radius-lg: 20px;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.10);
            --shadow-accent: 0 8px 30px rgba(232, 168, 56, 0.25);
            --transition: 0.3s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            color: var(--text-dark);
            background: #ffffff;
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
            font: inherit;
        }
        input,
        textarea {
            font: inherit;
            outline: none;
        }
        ul {
            list-style: none;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-header {
            background: #ffffff;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(8px);
            background: rgba(255, 255, 255, 0.96);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            height: 72px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary);
            transition: var(--transition);
        }
        .logo:hover {
            opacity: 0.85;
        }
        .logo i {
            color: var(--accent);
            font-size: 1.6rem;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-list li a {
            display: block;
            padding: 10px 18px;
            border-radius: 8px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-dark);
            transition: var(--transition);
            position: relative;
        }
        .nav-list li a:hover {
            background: var(--bg-light);
            color: var(--primary);
        }
        .nav-list li a.active {
            background: var(--primary);
            color: #ffffff;
        }
        .nav-list li a.nav-cta {
            background: var(--accent);
            color: #ffffff;
            padding: 10px 22px;
            border-radius: 8px;
            font-weight: 600;
        }
        .nav-list li a.nav-cta:hover {
            background: var(--accent-dark);
            transform: translateY(-1px);
            box-shadow: var(--shadow-accent);
        }
        .nav-toggle {
            display: none;
            font-size: 1.6rem;
            color: var(--primary);
            padding: 8px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: var(--bg-light);
        }
        @media(max-width:768px) {
            .nav-toggle {
                display: block;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: #ffffff;
                border-bottom: 1px solid var(--border);
                padding: 16px;
                gap: 4px;
                box-shadow: var(--shadow-lg);
                border-radius: 0 0 var(--radius) var(--radius);
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list li a {
                padding: 14px 18px;
                border-radius: 8px;
            }
            .nav-list li a.nav-cta {
                margin-top: 8px;
                text-align: center;
            }
        }
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.85);
            padding: 60px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo {
            color: #ffffff;
            margin-bottom: 16px;
        }
        .footer-brand .logo i {
            color: var(--accent);
        }
        .footer-brand p {
            font-size: 0.95rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.7);
            max-width: 360px;
        }
        .footer-col h5 {
            color: #ffffff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            transition: var(--transition);
            display: inline-block;
        }
        .footer-col ul li a:hover {
            color: var(--accent);
            transform: translateX(3px);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-socials {
            display: flex;
            gap: 16px;
        }
        .footer-socials a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 1.2rem;
            transition: var(--transition);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, 0.05);
        }
        .footer-socials a:hover {
            color: var(--accent);
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-2px);
        }
        @media(max-width:768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .footer-brand p {
                max-width: 100%;
            }
        }
        @media(max-width:520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        .page-banner {
            background: var(--primary-dark);
            padding: 80px 0 60px;
            position: relative;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center / cover no-repeat;
            opacity: 0.12;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 36, 64, 0.6) 0%, rgba(30, 58, 95, 0.3) 100%);
            z-index: 0;
        }
        .page-banner .container {
            position: relative;
            z-index: 1;
        }
        .page-banner h1 {
            color: #ffffff;
            font-size: 2.8rem;
            font-weight: 700;
            margin-bottom: 16px;
            line-height: 1.25;
            letter-spacing: -0.5px;
        }
        .page-banner p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.15rem;
            max-width: 600px;
            line-height: 1.7;
        }
        .page-banner .badge-banner {
            display: inline-block;
            padding: 6px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 500;
            background: rgba(232, 168, 56, 0.2);
            color: var(--accent-light);
            border: 1px solid rgba(232, 168, 56, 0.3);
            margin-bottom: 20px;
        }
        @media(max-width:1024px) {
            .page-banner h1 {
                font-size: 2.2rem;
            }
        }
        @media(max-width:768px) {
            .page-banner {
                padding: 60px 0 40px;
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
            .page-banner p {
                font-size: 1rem;
            }
        }
        @media(max-width:520px) {
            .page-banner h1 {
                font-size: 1.5rem;
            }
            .page-banner p {
                font-size: 0.95rem;
            }
        }
        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: var(--bg-light);
        }
        .section-alt-2 {
            background: var(--bg-alt);
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            text-align: center;
            margin-bottom: 12px;
            color: var(--text-dark);
            letter-spacing: -0.3px;
        }
        .section-subtitle {
            text-align: center;
            color: var(--text-muted);
            font-size: 1.05rem;
            max-width: 640px;
            margin: 0 auto 48px;
            line-height: 1.7;
        }
        @media(max-width:768px) {
            .section {
                padding: 60px 0;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .section-subtitle {
                font-size: 0.95rem;
                margin-bottom: 36px;
            }
        }
        @media(max-width:520px) {
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
        }
        .card {
            background: #ffffff;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 32px;
            transition: var(--transition);
            border: 1px solid var(--border);
            height: 100%;
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .card-icon {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            margin-bottom: 20px;
            flex-shrink: 0;
        }
        .card h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 12px;
            color: var(--text-dark);
        }
        .card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .icon-blue {
            background: #e8f0fe;
            color: #1a73e8;
        }
        .icon-gold {
            background: #fef7e0;
            color: #e8a838;
        }
        .icon-green {
            background: #e6f4ea;
            color: #34a853;
        }
        .icon-purple {
            background: #f3e8fd;
            color: #7c3aed;
        }
        .icon-red {
            background: #fce8e6;
            color: #ea4335;
        }
        .icon-teal {
            background: #e0f2f1;
            color: #00897b;
        }
        .icon-orange {
            background: #fef0e0;
            color: #e37400;
        }
        .step-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 32px;
            counter-reset: step;
        }
        .step-item {
            text-align: center;
            padding: 40px 20px 32px;
            position: relative;
            background: #ffffff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .step-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        .step-item::before {
            counter-increment: step;
            content: counter(step);
            position: absolute;
            top: -18px;
            left: 50%;
            transform: translateX(-50%);
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: #ffffff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 700;
            box-shadow: 0 4px 12px rgba(30, 58, 95, 0.25);
        }
        .step-item .step-icon {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 12px;
            margin-top: 8px;
        }
        .step-item h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin: 12px 0 10px;
            color: var(--text-dark);
        }
        .step-item p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
            max-width: 280px;
            margin: 0 auto;
        }
        @media(max-width:768px) {
            .step-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }
        @media(max-width:520px) {
            .step-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-item {
            text-align: center;
            padding: 32px 20px;
            background: #ffffff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .stat-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            letter-spacing: -1px;
        }
        .stat-number .stat-suffix {
            font-size: 1.6rem;
            font-weight: 600;
            color: var(--accent);
        }
        .stat-label {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-top: 8px;
            font-weight: 500;
        }
        @media(max-width:768px) {
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-number {
                font-size: 2.2rem;
            }
        }
        @media(max-width:520px) {
            .stat-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }
        .faq-grid {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
            background: #ffffff;
        }
        .faq-item:hover {
            border-color: var(--primary-light);
        }
        .faq-question {
            padding: 20px 24px;
            font-weight: 600;
            font-size: 1rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            background: #ffffff;
            transition: var(--transition);
            color: var(--text-dark);
            gap: 16px;
        }
        .faq-question:hover {
            background: var(--bg-light);
        }
        .faq-question i {
            transition: var(--transition);
            color: var(--primary);
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
        }
        .faq-item.active .faq-answer {
            padding: 0 24px 20px;
            max-height: 300px;
        }
        .faq-answer p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        @media(max-width:520px) {
            .faq-question {
                padding: 16px 18px;
                font-size: 0.95rem;
            }
            .faq-answer {
                padding: 0 18px;
            }
            .faq-item.active .faq-answer {
                padding: 0 18px 16px;
            }
        }
        .cta-section {
            background: var(--primary);
            padding: 80px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center / cover no-repeat;
            opacity: 0.08;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            color: #ffffff;
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: -0.3px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.1rem;
            margin-bottom: 32px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }
        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--accent);
            color: #ffffff;
            padding: 16px 40px;
            border-radius: 12px;
            font-size: 1.1rem;
            font-weight: 600;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(232, 168, 56, 0.25);
        }
        .cta-btn:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-accent);
        }
        @media(max-width:768px) {
            .cta-section {
                padding: 60px 0;
            }
            .cta-section h2 {
                font-size: 1.8rem;
            }
            .cta-btn {
                padding: 14px 32px;
                font-size: 1rem;
            }
        }
        @media(max-width:520px) {
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-section p {
                font-size: 0.95rem;
            }
        }
        .badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 500;
            background: var(--bg-light);
            color: var(--primary);
            border: 1px solid var(--border);
        }
        .badge-accent {
            background: rgba(232, 168, 56, 0.12);
            color: var(--accent-dark);
            border-color: rgba(232, 168, 56, 0.25);
        }
        .text-accent {
            color: var(--accent);
        }
        .text-muted {
            color: var(--text-muted);
        }
        .text-primary {
            color: var(--primary);
        }
        .intro-card {
            display: flex;
            gap: 40px;
            align-items: center;
            background: #ffffff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            padding: 40px;
        }
        .intro-card .intro-image {
            flex: 0 0 280px;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
        }
        .intro-card .intro-image img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            transition: var(--transition);
        }
        .intro-card .intro-image:hover img {
            transform: scale(1.03);
        }
        .intro-card .intro-content {
            flex: 1;
        }
        .intro-card .intro-content h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-dark);
        }
        .intro-card .intro-content p {
            color: var(--text-muted);
            font-size: 1rem;
            line-height: 1.8;
            margin-bottom: 16px;
        }
        .intro-card .intro-content .intro-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        @media(max-width:768px) {
            .intro-card {
                flex-direction: column;
                padding: 28px;
                gap: 24px;
            }
            .intro-card .intro-image {
                flex: 0 0 auto;
                width: 100%;
                max-width: 400px;
            }
            .intro-card .intro-image img {
                height: 200px;
            }
        }
        @media(max-width:520px) {
            .intro-card {
                padding: 20px;
            }
            .intro-card .intro-content h3 {
                font-size: 1.2rem;
            }
            .intro-card .intro-content p {
                font-size: 0.95rem;
            }
        }
        .divider {
            width: 60px;
            height: 4px;
            background: var(--accent);
            border-radius: 4px;
            margin: 0 auto 16px;
        }
        .divider-left {
            margin: 0 0 16px;
        }
        @media(max-width:520px) {
            .container {
                padding: 0 16px;
            }
        }
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        @media(max-width:768px) {
            .grid-2,
            .grid-3,
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }
        @media(max-width:520px) {
            .grid-2,
            .grid-3,
            .grid-4 {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mt-8 {
            margin-top: 32px;
        }
        .gap-6 {
            gap: 24px;
        }