/* roulang page: index */
:root {
            --primary: #1a56db;
            --primary-dark: #1341a8;
            --primary-light: #e8effd;
            --secondary: #f97316;
            --secondary-light: #fff3e6;
            --accent: #8b5cf6;
            --bg: #f8fafc;
            --bg-dark: #0f172a;
            --card-bg: #ffffff;
            --text: #1e293b;
            --text-soft: #475569;
            --text-light: #94a3b8;
            --border: #e2e8f0;
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
            --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
            --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
            --shadow-xl: 0 24px 60px rgba(0,0,0,0.16);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
        }
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
        body {
            font-family: var(--font-family);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--primary-dark); }
        img { max-width: 100%; height: auto; display: block; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
        .container-fluid { padding: 0 24px; }
        /* Header & Nav - 卡片化导航面板 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            padding: 12px 0;
            background: rgba(255,255,255,0.85);
            backdrop-filter: blur(20px) saturate(1.8);
            border-bottom: 1px solid rgba(226,232,240,0.5);
            transition: var(--transition);
        }
        .site-header.scrolled { box-shadow: var(--shadow-md); }
        .nav-panel {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 8px 20px 8px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .nav-panel:hover { box-shadow: var(--shadow-md); }
        .nav-brand {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-brand .brand-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
        }
        .nav-brand span { background: linear-gradient(135deg, var(--primary), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
        .nav-links { display: flex; align-items: center; gap: 6px; list-style: none; margin: 0; padding: 0; }
        .nav-links li a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-soft);
            transition: var(--transition);
            border: 1px solid transparent;
            white-space: nowrap;
        }
        .nav-links li a i { font-size: 0.85rem; opacity: 0.7; }
        .nav-links li a:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: rgba(26,86,219,0.15);
            transform: translateY(-1px);
        }
        .nav-links li a.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 12px rgba(26,86,219,0.3);
            border-color: var(--primary);
        }
        .nav-links li a.active:hover { background: var(--primary-dark); color: #fff; }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--secondary), #ea580c);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            border: none;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(249,115,22,0.35);
            cursor: pointer;
            flex-shrink: 0;
        }
        .nav-cta:hover { transform: translateY(-2px) scale(1.02); box-shadow: 0 8px 24px rgba(249,115,22,0.45); color: #fff; }
        .nav-cta i { font-size: 0.85rem; }
        .nav-toggle { display: none; background: none; border: none; font-size: 1.5rem; color: var(--text); padding: 4px 8px; cursor: pointer; border-radius: var(--radius-sm); transition: var(--transition); }
        .nav-toggle:hover { background: var(--primary-light); color: var(--primary); }
        /* Hero */
        .hero-section {
            position: relative;
            padding: 80px 0 100px;
            background: linear-gradient(135deg, #0f172a 0%, #1a2a4a 50%, #1e3a5f 100%);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            min-height: 540px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15,23,42,0.85) 0%, rgba(26,86,219,0.55) 100%);
            z-index: 1;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, var(--bg), transparent);
            z-index: 2;
        }
        .hero-content { position: relative; z-index: 3; width: 100%; }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255,255,255,0.12);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255,255,255,0.2);
            padding: 8px 20px;
            border-radius: 50px;
            color: #fff;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 24px;
            letter-spacing: 0.3px;
        }
        .hero-badge i { color: var(--secondary); }
        .hero-title {
            font-size: clamp(2.2rem, 5.5vw, 3.8rem);
            font-weight: 800;
            color: #fff;
            line-height: 1.15;
            letter-spacing: -0.02em;
            margin-bottom: 20px;
            max-width: 720px;
        }
        .hero-title span { background: linear-gradient(135deg, #fbbf24, var(--secondary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
        .hero-desc {
            font-size: 1.15rem;
            color: rgba(255,255,255,0.8);
            max-width: 580px;
            margin-bottom: 32px;
            line-height: 1.8;
        }
        .hero-actions { display: flex; flex-wrap: wrap; gap: 16px; }
        .hero-actions .btn-primary-custom {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--secondary), #ea580c);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            border: none;
            transition: var(--transition);
            box-shadow: 0 8px 28px rgba(249,115,22,0.4);
        }
        .hero-actions .btn-primary-custom:hover { transform: translateY(-3px); box-shadow: 0 14px 40px rgba(249,115,22,0.5); color: #fff; }
        .hero-actions .btn-outline-custom {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            background: rgba(255,255,255,0.1);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255,255,255,0.25);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
        }
        .hero-actions .btn-outline-custom:hover { background: rgba(255,255,255,0.2); transform: translateY(-3px); color: #fff; }
        .hero-stats { display: flex; flex-wrap: wrap; gap: 32px 48px; margin-top: 48px; }
        .hero-stats .stat-item { text-align: left; }
        .hero-stats .stat-number { font-size: 2rem; font-weight: 800; color: #fff; line-height: 1; }
        .hero-stats .stat-label { font-size: 0.85rem; color: rgba(255,255,255,0.6); margin-top: 4px; }
        /* 板块通用 */
        .section { padding: 80px 0; }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary-light);
            color: var(--primary);
            padding: 6px 18px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: clamp(1.8rem, 3vw, 2.6rem);
            font-weight: 800;
            color: var(--text);
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-soft);
            max-width: 640px;
            margin: 0 auto 40px;
            line-height: 1.8;
        }
        .text-center .section-subtitle { margin-left: auto; margin-right: auto; }
        /* 分类卡片 */
        .category-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
        .category-card {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .category-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(26,86,219,0.15); }
        .category-card .card-img {
            height: 180px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .category-card .card-img .overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(0,0,0,0.5), transparent);
        }
        .category-card .card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
        .category-card .card-body h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 8px; color: var(--text); }
        .category-card .card-body p { font-size: 0.9rem; color: var(--text-soft); flex: 1; margin-bottom: 16px; line-height: 1.7; }
        .category-card .card-body .card-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 14px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 500;
            align-self: flex-start;
        }
        .category-card .card-body .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            color: var(--primary);
            margin-top: 12px;
            font-size: 0.9rem;
        }
        .category-card .card-body .card-link:hover { gap: 10px; }
        /* 最新资讯列表 */
        .news-list { display: grid; grid-template-columns: 1fr; gap: 16px; }
        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            background: var(--card-bg);
            padding: 20px 24px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .news-item:hover { box-shadow: var(--shadow-md); transform: translateX(4px); border-color: rgba(26,86,219,0.12); }
        .news-item .news-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 1.2rem;
            flex-shrink: 0;
        }
        .news-item .news-content { flex: 1; }
        .news-item .news-content h4 { font-size: 1.05rem; font-weight: 600; margin-bottom: 4px; }
        .news-item .news-content h4 a { color: var(--text); }
        .news-item .news-content h4 a:hover { color: var(--primary); }
        .news-item .news-content p { font-size: 0.88rem; color: var(--text-soft); margin-bottom: 6px; line-height: 1.6; }
        .news-item .news-meta { display: flex; flex-wrap: wrap; gap: 12px 24px; font-size: 0.8rem; color: var(--text-light); }
        .news-item .news-meta span { display: flex; align-items: center; gap: 4px; }
        .news-item .news-meta .badge-cat {
            background: var(--secondary-light);
            color: var(--secondary);
            padding: 2px 12px;
            border-radius: 50px;
            font-weight: 500;
        }
        .news-empty {
            text-align: center;
            padding: 48px 24px;
            color: var(--text-light);
            background: var(--card-bg);
            border-radius: var(--radius-md);
            border: 1px dashed var(--border);
        }
        .news-empty i { font-size: 2.4rem; margin-bottom: 12px; opacity: 0.5; }
        /* 数据/流程板块 */
        .steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
        .step-card {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            text-align: center;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
        }
        .step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
        .step-card .step-number {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 700;
            margin: 0 auto 16px;
        }
        .step-card h4 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
        .step-card p { font-size: 0.88rem; color: var(--text-soft); line-height: 1.7; margin: 0; }
        .step-card .step-arrow {
            position: absolute;
            right: -16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-light);
            font-size: 1.4rem;
            opacity: 0.4;
        }
        .steps-grid .step-card:last-child .step-arrow { display: none; }
        /* 数据统计 */
        .data-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
        .data-card {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 32px 20px;
            text-align: center;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .data-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
        .data-card .data-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-sm);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.6rem;
            color: var(--primary);
        }
        .data-card .data-number { font-size: 2rem; font-weight: 800; color: var(--text); line-height: 1.2; }
        .data-card .data-label { font-size: 0.9rem; color: var(--text-soft); margin-top: 4px; }
        /* FAQ */
        .faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
        .faq-item {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover { box-shadow: var(--shadow-md); }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: var(--transition);
            gap: 16px;
        }
        .faq-question:hover { color: var(--primary); }
        .faq-question i { transition: var(--transition); font-size: 0.9rem; color: var(--text-light); flex-shrink: 0; }
        .faq-question[aria-expanded="true"] i { transform: rotate(180deg); color: var(--primary); }
        .faq-answer {
            padding: 0 24px 20px;
            font-size: 0.92rem;
            color: var(--text-soft);
            line-height: 1.8;
            display: none;
        }
        .faq-answer.show { display: block; }
        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            border-radius: var(--radius-lg);
            padding: 60px 48px;
            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: 0.1;
            mix-blend-mode: overlay;
        }
        .cta-section h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 800; color: #fff; position: relative; z-index: 1; }
        .cta-section p { font-size: 1.05rem; color: rgba(255,255,255,0.85); max-width: 560px; margin: 12px auto 28px; position: relative; z-index: 1; }
        .cta-section .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 40px;
            border-radius: var(--radius-sm);
            background: #fff;
            color: var(--primary);
            font-weight: 700;
            font-size: 1.05rem;
            border: none;
            transition: var(--transition);
            box-shadow: 0 8px 28px rgba(0,0,0,0.2);
            position: relative;
            z-index: 1;
        }
        .cta-section .cta-btn:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 14px 40px rgba(0,0,0,0.3); color: var(--primary-dark); }
        /* Footer */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255,255,255,0.7);
            padding: 48px 0 24px;
            margin-top: 80px;
        }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
        .footer-brand .footer-logo { font-size: 1.3rem; font-weight: 800; color: #fff; margin-bottom: 12px; display: flex; align-items: center; gap: 10px; }
        .footer-brand .footer-logo i { color: var(--secondary); }
        .footer-brand p { font-size: 0.88rem; line-height: 1.8; max-width: 320px; }
        .footer-col h5 { color: #fff; font-size: 0.95rem; font-weight: 700; margin-bottom: 16px; }
        .footer-col ul { list-style: none; padding: 0; margin: 0; }
        .footer-col ul li { margin-bottom: 8px; }
        .footer-col ul li a { color: rgba(255,255,255,0.6); font-size: 0.88rem; transition: var(--transition); display: inline-flex; align-items: center; gap: 6px; }
        .footer-col ul li a:hover { color: #fff; transform: translateX(4px); }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 20px;
            margin-top: 40px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.4);
        }
        .footer-bottom a { color: rgba(255,255,255,0.5); }
        .footer-bottom a:hover { color: #fff; }
        .footer-social { display: flex; gap: 12px; }
        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255,255,255,0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255,255,255,0.6);
            transition: var(--transition);
        }
        .footer-social a:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
        /* 响应式 */
        @media (max-width: 1024px) {
            .category-grid { grid-template-columns: repeat(2, 1fr); }
            .steps-grid { grid-template-columns: repeat(2, 1fr); }
            .data-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 768px) {
            .container { padding: 0 16px; }
            .section { padding: 56px 0; }
            .nav-links { display: none; }
            .nav-links.open { display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: var(--card-bg); padding: 16px; border-radius: 0 0 var(--radius-md) var(--radius-md); box-shadow: var(--shadow-lg); border: 1px solid var(--border); margin-top: 8px; gap: 4px; }
            .nav-links.open li a { width: 100%; justify-content: center; padding: 12px 18px; }
            .nav-toggle { display: block; }
            .nav-cta { display: none; }
            .nav-cta.mobile-visible { display: inline-flex; margin-top: 8px; width: 100%; justify-content: center; }
            .hero-section { padding: 60px 0 80px; min-height: auto; }
            .hero-title { font-size: clamp(1.6rem, 6vw, 2.4rem); }
            .hero-desc { font-size: 1rem; }
            .hero-stats { gap: 20px 32px; margin-top: 32px; }
            .hero-stats .stat-number { font-size: 1.5rem; }
            .category-grid { grid-template-columns: 1fr; }
            .news-item { flex-direction: column; gap: 12px; padding: 16px; }
            .news-item .news-icon { width: 40px; height: 40px; font-size: 1rem; }
            .steps-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
            .step-card .step-arrow { display: none; }
            .data-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
            .cta-section { padding: 40px 24px; border-radius: var(--radius-md); }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }
        @media (max-width: 520px) {
            .hero-section { padding: 40px 0 60px; }
            .hero-stats { flex-direction: column; gap: 12px; }
            .hero-actions { flex-direction: column; }
            .hero-actions .btn-primary-custom,
            .hero-actions .btn-outline-custom { width: 100%; justify-content: center; }
            .steps-grid { grid-template-columns: 1fr; }
            .data-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; }
            .nav-panel { padding: 6px 12px; }
            .nav-brand { font-size: 1.1rem; }
            .nav-brand .brand-icon { width: 30px; height: 30px; font-size: 0.9rem; }
        }
        /* 辅助 */
        .bg-soft-primary { background: var(--primary-light); }
        .rounded-custom { border-radius: var(--radius-md); }
        .shadow-custom { box-shadow: var(--shadow-md); }
        .gap-section { margin-top: 80px; }
        .text-gradient { background: linear-gradient(135deg, var(--primary), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* roulang page: article */
:root {
            --primary: #e74c3c;
            --primary-dark: #c0392b;
            --primary-light: #fadbd8;
            --primary-gradient: linear-gradient(135deg, #e74c3c, #e67e22);
            --secondary: #2c3e50;
            --secondary-light: #34495e;
            --accent: #f39c12;
            --bg-body: #f8f9fa;
            --bg-card: #ffffff;
            --bg-dark: #1a1a2e;
            --bg-section-alt: #f0f2f5;
            --text-body: #2c3e50;
            --text-muted: #6c757d;
            --text-light: #ffffff;
            --border-color: #e9ecef;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow-md: 0 6px 24px rgba(0,0,0,0.1);
            --shadow-lg: 0 16px 48px rgba(0,0,0,0.12);
            --shadow-hover: 0 12px 36px rgba(231,76,60,0.18);
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif;
            --spacer: 2rem;
        }

        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-main);
            background: var(--bg-body);
            color: var(--text-body);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--primary-dark); }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
        ul { list-style: none; padding: 0; margin: 0; }
        .container { max-width: 1200px; padding: 0 20px; margin: 0 auto; }

        /* ===== Header / Nav ===== */
        .site-header {
            background: var(--bg-card);
            box-shadow: 0 2px 20px rgba(0,0,0,0.06);
            position: sticky;
            top: 0;
            z-index: 1040;
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border-color);
        }
        .nav-panel {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.75rem 0;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .nav-brand {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.3px;
        }
        .nav-brand .brand-icon {
            width: 40px;
            height: 40px;
            background: var(--primary-gradient);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
        }
        .nav-brand:hover { color: var(--primary-dark); }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 0.4rem 0.7rem;
            font-size: 1.3rem;
            color: var(--secondary);
            cursor: pointer;
            transition: var(--transition);
        }
        .nav-toggle:hover { border-color: var(--primary); color: var(--primary); }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.2rem;
            flex-wrap: wrap;
        }
        .nav-links li a {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.5rem 1rem;
            border-radius: var(--radius-sm);
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--secondary);
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-links li a i { font-size: 0.85rem; opacity: 0.7; }
        .nav-links li a:hover { background: var(--primary-light); color: var(--primary); }
        .nav-links li a.active { background: var(--primary-gradient); color: #fff; box-shadow: 0 4px 14px rgba(231,76,60,0.3); }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.55rem 1.4rem;
            background: var(--primary-gradient);
            color: #fff;
            border-radius: var(--radius-lg);
            font-weight: 700;
            font-size: 0.92rem;
            box-shadow: 0 4px 16px rgba(231,76,60,0.3);
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-cta:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 8px 28px rgba(231,76,60,0.4); }

        /* ===== Article Hero ===== */
        .article-hero {
            position: relative;
            padding: 4rem 0 3rem;
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            min-height: 280px;
            display: flex;
            align-items: center;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26,26,46,0.85) 0%, rgba(231,76,60,0.55) 100%);
            z-index: 1;
        }
        .article-hero .container { position: relative; z-index: 2; }
        .article-hero .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.88rem;
            color: rgba(255,255,255,0.75);
            margin-bottom: 1rem;
        }
        .article-hero .breadcrumb-custom a { color: rgba(255,255,255,0.85); }
        .article-hero .breadcrumb-custom a:hover { color: #fff; }
        .article-hero .breadcrumb-custom span { color: rgba(255,255,255,0.6); }
        .article-hero h1 {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            max-width: 900px;
            text-shadow: 0 2px 12px rgba(0,0,0,0.3);
            margin-bottom: 0.75rem;
        }
        .article-hero .meta-line {
            display: flex;
            flex-wrap: wrap;
            gap: 1.2rem;
            color: rgba(255,255,255,0.8);
            font-size: 0.92rem;
        }
        .article-hero .meta-line i { margin-right: 0.35rem; }
        .article-hero .meta-line .badge-cat {
            background: var(--primary);
            color: #fff;
            padding: 0.2rem 1rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
        }

        /* ===== Article Main ===== */
        .article-main {
            padding: 3rem 0 4rem;
        }
        .article-content-wrap {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            padding: 2.5rem;
            border: 1px solid var(--border-color);
        }
        .article-content-wrap .featured-image {
            width: 100%;
            max-height: 480px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            margin-bottom: 2rem;
            box-shadow: var(--shadow-sm);
        }
        .article-content {
            font-size: 1.05rem;
            line-height: 1.9;
            color: var(--text-body);
        }
        .article-content p { margin-bottom: 1.2rem; }
        .article-content h2, .article-content h3, .article-content h4 {
            margin-top: 1.8rem;
            margin-bottom: 0.8rem;
            font-weight: 700;
            color: var(--secondary);
        }
        .article-content h2 { font-size: 1.5rem; border-left: 4px solid var(--primary); padding-left: 1rem; }
        .article-content h3 { font-size: 1.25rem; }
        .article-content ul, .article-content ol { margin-bottom: 1.2rem; padding-left: 1.5rem; }
        .article-content li { margin-bottom: 0.4rem; }
        .article-content a { color: var(--primary); font-weight: 600; border-bottom: 1px solid transparent; }
        .article-content a:hover { border-bottom-color: var(--primary); }
        .article-content blockquote {
            border-left: 4px solid var(--primary);
            background: var(--primary-light);
            padding: 1rem 1.5rem;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 1.5rem 0;
            font-style: italic;
            color: var(--secondary);
        }
        .article-content img { border-radius: var(--radius-sm); margin: 1.5rem 0; box-shadow: var(--shadow-sm); }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
            margin-top: 2rem;
            padding-top: 1.5rem;
            border-top: 1px solid var(--border-color);
        }
        .article-tags .tag {
            background: var(--bg-section-alt);
            color: var(--secondary);
            padding: 0.3rem 1rem;
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 500;
            transition: var(--transition);
        }
        .article-tags .tag:hover { background: var(--primary-light); color: var(--primary); }
        .article-nav {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1rem;
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            border-top: 1px solid var(--border-color);
        }
        .article-nav a {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.5rem 1.2rem;
            border-radius: var(--radius-sm);
            background: var(--bg-section-alt);
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .article-nav a:hover { background: var(--primary-light); color: var(--primary); }

        /* ===== Related Section ===== */
        .related-section {
            padding: 3rem 0;
            background: var(--bg-section-alt);
        }
        .related-section .section-title {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--secondary);
            margin-bottom: 2rem;
        }
        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
            height: 100%;
        }
        .related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
        .related-card .card-img-top {
            height: 180px;
            object-fit: cover;
            width: 100%;
        }
        .related-card .card-body { padding: 1.2rem; }
        .related-card .card-body h5 { font-size: 1rem; font-weight: 700; color: var(--secondary); margin-bottom: 0.4rem; }
        .related-card .card-body p { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 0.5rem; }
        .related-card .card-body .text-muted { font-size: 0.78rem; }

        /* ===== CTA ===== */
        .cta-section {
            padding: 3.5rem 0;
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            position: relative;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26,26,46,0.88) 0%, rgba(231,76,60,0.6) 100%);
        }
        .cta-section .container { position: relative; z-index: 2; text-align: center; }
        .cta-section h2 { color: #fff; font-size: 1.8rem; font-weight: 800; margin-bottom: 0.8rem; }
        .cta-section p { color: rgba(255,255,255,0.8); font-size: 1.05rem; max-width: 640px; margin: 0 auto 1.8rem; }
        .cta-section .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            padding: 0.8rem 2.4rem;
            background: var(--accent);
            color: var(--secondary);
            font-weight: 700;
            font-size: 1.05rem;
            border-radius: var(--radius-lg);
            box-shadow: 0 6px 24px rgba(243,156,18,0.4);
            transition: var(--transition);
            border: none;
        }
        .cta-section .btn-cta:hover { background: #e67e22; color: #fff; transform: translateY(-3px); box-shadow: 0 10px 36px rgba(243,156,18,0.5); }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255,255,255,0.8);
            padding: 3.5rem 0 1.5rem;
            border-top: 4px solid var(--primary);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .footer-logo { font-size: 1.4rem; font-weight: 800; color: #fff; margin-bottom: 0.6rem; display: flex; align-items: center; gap: 0.5rem; }
        .footer-logo i { color: var(--primary); }
        .footer-brand p { font-size: 0.88rem; line-height: 1.7; color: rgba(255,255,255,0.6); max-width: 360px; }
        .footer-social a {
            display: inline-flex;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255,255,255,0.08);
            color: rgba(255,255,255,0.7);
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            margin-right: 0.5rem;
            transition: var(--transition);
        }
        .footer-social a:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
        .footer-col h5 { color: #fff; font-weight: 700; margin-bottom: 1.2rem; font-size: 1rem; }
        .footer-col ul li a {
            color: rgba(255,255,255,0.6);
            font-size: 0.88rem;
            padding: 0.3rem 0;
            display: block;
            transition: var(--transition);
        }
        .footer-col ul li a:hover { color: var(--primary); padding-left: 4px; }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 1.5rem;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.8rem;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.5);
        }
        .footer-bottom a { color: rgba(255,255,255,0.6); }
        .footer-bottom a:hover { color: var(--primary); }

        /* ===== Not Found ===== */
        .not-found-box {
            text-align: center;
            padding: 4rem 2rem;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
        }
        .not-found-box i { font-size: 4rem; color: var(--primary); margin-bottom: 1.5rem; display: block; }
        .not-found-box h2 { font-size: 1.6rem; font-weight: 700; color: var(--secondary); margin-bottom: 0.8rem; }
        .not-found-box p { color: var(--text-muted); margin-bottom: 1.5rem; }
        .not-found-box .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.6rem 1.8rem;
            background: var(--primary-gradient);
            color: #fff;
            border-radius: var(--radius-lg);
            font-weight: 600;
            transition: var(--transition);
        }
        .not-found-box .btn-back:hover { color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-hover); }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .article-hero h1 { font-size: 1.8rem; }
        }
        @media (max-width: 768px) {
            .nav-toggle { display: block; }
            .nav-links {
                display: none;
                width: 100%;
                flex-direction: column;
                background: var(--bg-card);
                border-radius: var(--radius-sm);
                box-shadow: var(--shadow-md);
                padding: 0.8rem;
                border: 1px solid var(--border-color);
                margin-top: 0.5rem;
            }
            .nav-links.open { display: flex; }
            .nav-links li a { width: 100%; padding: 0.6rem 1rem; }
            .nav-cta { display: none; }
            .article-hero { padding: 2.5rem 0 2rem; }
            .article-hero h1 { font-size: 1.4rem; }
            .article-content-wrap { padding: 1.5rem; }
            .article-content { font-size: 0.98rem; }
            .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; }
            .related-card .card-img-top { height: 150px; }
            .cta-section h2 { font-size: 1.3rem; }
        }
        @media (max-width: 520px) {
            .article-hero h1 { font-size: 1.2rem; }
            .article-hero .meta-line { font-size: 0.8rem; gap: 0.8rem; }
            .article-content-wrap { padding: 1rem; }
            .article-nav { flex-direction: column; align-items: stretch; }
            .article-nav a { justify-content: center; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #e74c3c;
            --primary-dark: #c0392b;
            --primary-light: #fadbd8;
            --secondary: #2c3e50;
            --secondary-light: #34495e;
            --accent: #f39c12;
            --accent-light: #fef5e7;
            --bg-body: #f8f9fa;
            --bg-card: #ffffff;
            --bg-dark: #1a1a2e;
            --bg-section-alt: #f0f2f5;
            --text-dark: #1a1a2e;
            --text-body: #2d3436;
            --text-muted: #636e72;
            --text-light: #dfe6e9;
            --border-color: #e9ecef;
            --border-light: #f1f3f5;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow-md: 0 8px 30px rgba(0,0,0,0.10);
            --shadow-lg: 0 20px 60px rgba(0,0,0,0.15);
            --shadow-hover: 0 16px 48px rgba(231,76,60,0.18);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --nav-height: 76px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-body);
            background: var(--bg-body);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        /* ===== Container ===== */
        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
            margin: 0 auto;
        }

        /* ===== Header & Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(26, 26, 46, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.20);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }
        .nav-panel {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: nowrap;
            gap: 12px;
            width: 100%;
        }
        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 900;
            color: #fff;
            letter-spacing: 0.5px;
            text-decoration: none;
            white-space: nowrap;
        }
        .nav-brand:hover {
            color: var(--accent);
        }
        .nav-brand .brand-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: #fff;
            box-shadow: 0 4px 12px rgba(231, 76, 60, 0.35);
        }
        .nav-toggle {
            display: none;
            background: transparent;
            border: none;
            font-size: 1.6rem;
            color: #fff;
            cursor: pointer;
            padding: 4px 8px;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            color: var(--accent);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            margin: 0;
            padding: 0;
        }
        .nav-links>li {
            display: inline-block;
        }
        .nav-links>li>a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.92rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.75);
            transition: var(--transition);
            white-space: nowrap;
            text-decoration: none;
        }
        .nav-links>li>a i {
            font-size: 0.85rem;
        }
        .nav-links>li>a:hover,
        .nav-links>li>a:focus {
            color: #fff;
            background: rgba(255, 255, 255, 0.10);
        }
        .nav-links>li>a.active {
            color: #fff;
            background: var(--primary);
            box-shadow: 0 4px 16px rgba(231, 76, 60, 0.35);
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 26px;
            background: linear-gradient(135deg, var(--accent), #e67e22);
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.92rem;
            transition: var(--transition);
            text-decoration: none;
            white-space: nowrap;
            box-shadow: 0 4px 16px rgba(243, 156, 18, 0.30);
        }
        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(243, 156, 18, 0.40);
            color: #fff;
        }

        /* ===== Hero / Page Banner ===== */
        .page-banner {
            position: relative;
            padding: 100px 0 80px;
            background: linear-gradient(135deg, var(--bg-dark) 0%, #16213e 50%, #0f3460 100%);
            overflow: hidden;
            min-height: 340px;
            display: flex;
            align-items: center;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.15;
            mix-blend-mode: overlay;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(231, 76, 60, 0.15) 0%, transparent 70%);
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
        }
        .page-banner h1 {
            font-size: 3rem;
            font-weight: 900;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
            line-height: 1.2;
        }
        .page-banner h1 i {
            color: var(--accent);
        }
        .page-banner p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 640px;
            margin-bottom: 28px;
            line-height: 1.8;
        }
        .page-banner .banner-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .page-banner .banner-tags .tag {
            display: inline-block;
            padding: 6px 18px;
            background: rgba(255, 255, 255, 0.10);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 50px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.85rem;
            backdrop-filter: blur(4px);
        }
        .page-banner .banner-tags .tag i {
            margin-right: 6px;
            color: var(--accent);
        }

        /* ===== Section通用 ===== */
        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: var(--bg-section-alt);
        }
        .section-title {
            text-align: center;
            margin-bottom: 56px;
        }
        .section-title h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-dark);
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }
        .section-title h2 i {
            color: var(--primary);
        }
        .section-title p {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
        }
        .section-title .title-bar {
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 4px;
            margin: 16px auto 0;
        }

        /* ===== 入口卡片网格 ===== */
        .entrance-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .entrance-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 36px 28px 32px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .entrance-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            opacity: 0;
            transition: var(--transition);
        }
        .entrance-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--primary-light);
        }
        .entrance-card:hover::before {
            opacity: 1;
        }
        .entrance-card .card-icon {
            width: 68px;
            height: 68px;
            margin: 0 auto 20px;
            background: var(--primary-light);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: var(--primary);
            transition: var(--transition);
        }
        .entrance-card:hover .card-icon {
            background: var(--primary);
            color: #fff;
            transform: scale(1.05);
        }
        .entrance-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
        }
        .entrance-card p {
            font-size: 0.92rem;
            color: var(--text-muted);
            margin-bottom: 18px;
            line-height: 1.7;
        }
        .entrance-card .card-tag {
            display: inline-block;
            padding: 4px 14px;
            background: var(--accent-light);
            color: var(--accent);
            border-radius: 50px;
            font-size: 0.78rem;
            font-weight: 500;
        }

        /* ===== 流程步骤 ===== */
        .steps-wrapper {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step;
        }
        .step-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 32px 24px 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            text-align: center;
            position: relative;
            transition: var(--transition);
        }
        .step-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .step-item .step-num {
            width: 48px;
            height: 48px;
            margin: 0 auto 16px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            box-shadow: 0 4px 14px rgba(231, 76, 60, 0.30);
        }
        .step-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
        }
        .step-item p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.6;
        }
        .step-connector {
            display: none;
        }

        /* ===== 入口对比表格 ===== */
        .compare-table-wrap {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            overflow: hidden;
        }
        .compare-table-wrap table {
            width: 100%;
            border-collapse: collapse;
            margin: 0;
        }
        .compare-table-wrap th,
        .compare-table-wrap td {
            padding: 16px 24px;
            text-align: left;
            border-bottom: 1px solid var(--border-light);
            font-size: 0.92rem;
        }
        .compare-table-wrap th {
            background: var(--bg-dark);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
        }
        .compare-table-wrap tr:last-child td {
            border-bottom: none;
        }
        .compare-table-wrap tr:hover td {
            background: rgba(231, 76, 60, 0.03);
        }
        .compare-table-wrap .badge-success {
            display: inline-block;
            padding: 2px 12px;
            background: #d4edda;
            color: #155724;
            border-radius: 50px;
            font-size: 0.78rem;
            font-weight: 500;
        }
        .compare-table-wrap .badge-warning {
            display: inline-block;
            padding: 2px 12px;
            background: #fff3cd;
            color: #856404;
            border-radius: 50px;
            font-size: 0.78rem;
            font-weight: 500;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary-light);
        }
        .faq-question {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            color: var(--text-dark);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            font-size: 1rem;
            transition: var(--transition);
            gap: 12px;
        }
        .faq-question i {
            color: var(--primary);
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .faq-question .fa-chevron-down {
            color: var(--text-muted);
            font-size: 0.85rem;
            transition: var(--transition);
        }
        .faq-item.active .faq-question .fa-chevron-down {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 24px 18px;
            color: var(--text-muted);
            font-size: 0.92rem;
            line-height: 1.8;
            display: none;
        }
        .faq-item.active .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--bg-dark) 0%, #16213e 50%, #0f3460 100%);
            position: relative;
            overflow: hidden;
            padding: 80px 0;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.08;
            mix-blend-mode: overlay;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }
        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.70);
            max-width: 560px;
            margin: 0 auto 32px;
        }
        .cta-section .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 48px;
            background: linear-gradient(135deg, var(--accent), #e67e22);
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 1.05rem;
            transition: var(--transition);
            text-decoration: none;
            box-shadow: 0 8px 32px rgba(243, 156, 18, 0.35);
        }
        .cta-section .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 48px rgba(243, 156, 18, 0.45);
            color: #fff;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.80);
            padding: 60px 0 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-logo i {
            color: var(--accent);
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.8;
            margin-bottom: 16px;
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.60);
            font-size: 1.1rem;
            transition: var(--transition);
            text-decoration: none;
        }
        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
        }
        .footer-col h5 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-col h5::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 32px;
            height: 3px;
            background: var(--primary);
            border-radius: 4px;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.9rem;
            transition: var(--transition);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-col ul li 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: 0.85rem;
            color: rgba(255, 255, 255, 0.40);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
            text-decoration: none;
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .entrance-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-wrapper {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-height: 64px;
            }
            .site-header {
                height: var(--nav-height);
            }
            .nav-toggle {
                display: block;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(26, 26, 46, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 16px 20px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
                box-shadow: 0 20px 60px rgba(0, 0, 0, 0.30);
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links>li>a {
                padding: 12px 16px;
                width: 100%;
                border-radius: var(--radius-sm);
            }
            .nav-links>li>a.active {
                background: var(--primary);
            }
            .nav-cta {
                display: none;
            }
            .nav-cta.mobile-show {
                display: inline-flex;
                margin-top: 8px;
                width: 100%;
                justify-content: center;
            }
            .page-banner {
                padding: 70px 0 50px;
                min-height: 260px;
            }
            .page-banner h1 {
                font-size: 2rem;
            }
            .page-banner p {
                font-size: 1rem;
            }
            .section {
                padding: 50px 0;
            }
            .section-title h2 {
                font-size: 1.6rem;
            }
            .entrance-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .steps-wrapper {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .compare-table-wrap {
                overflow-x: auto;
            }
            .compare-table-wrap table {
                min-width: 640px;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-section .btn-cta {
                padding: 14px 32px;
                font-size: 0.95rem;
            }
        }

        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.6rem;
            }
            .page-banner p {
                font-size: 0.92rem;
            }
            .section-title h2 {
                font-size: 1.35rem;
            }
            .entrance-card {
                padding: 28px 20px 24px;
            }
            .step-item {
                padding: 24px 18px 20px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.92rem;
            }
            .faq-answer {
                padding: 0 16px 14px;
                font-size: 0.88rem;
            }
        }

        /* ===== 辅助 ===== */
        .mt-3 {
            margin-top: 16px;
        }
        .text-center {
            text-align: center;
        }
        .mb-4 {
            margin-bottom: 24px;
        }

/* roulang page: category2 */
:root {
            --primary: #e63946;
            --primary-dark: #c1121f;
            --primary-light: #ff6b6b;
            --secondary: #457b9d;
            --secondary-dark: #1d3557;
            --accent: #f4a261;
            --bg: #f8f9fa;
            --bg-dark: #1d3557;
            --bg-card: #ffffff;
            --text: #212529;
            --text-light: #6c757d;
            --text-white: #ffffff;
            --border: #dee2e6;
            --border-light: #e9ecef;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow: 0 4px 20px rgba(0,0,0,0.08);
            --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
            --shadow-hover: 0 8px 30px rgba(230,57,70,0.15);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-family: 'Segoe UI', system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-family);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ===== 导航 ===== */
        .site-header {
            background: var(--bg-dark);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: 0 2px 16px rgba(0,0,0,0.2);
            padding: 0;
        }
        .nav-panel {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            gap: 16px;
            flex-wrap: nowrap;
        }
        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--text-white);
            text-decoration: none;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-brand:hover {
            color: var(--primary-light);
        }
        .nav-brand .brand-icon {
            width: 40px;
            height: 40px;
            background: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: #fff;
            box-shadow: 0 0 0 4px rgba(230,57,70,0.25);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-white);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(255,255,255,0.1);
        }
        .nav-links {
            list-style: none;
            display: flex;
            align-items: center;
            gap: 4px;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }
        .nav-links li a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            color: rgba(255,255,255,0.8);
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-links li a:hover {
            background: rgba(255,255,255,0.12);
            color: var(--text-white);
        }
        .nav-links li a.active {
            background: var(--primary);
            color: var(--text-white);
            box-shadow: 0 4px 12px rgba(230,57,70,0.35);
        }
        .nav-cta {
            background: var(--primary);
            color: var(--text-white) !important;
            padding: 10px 24px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
            flex-shrink: 0;
            transition: var(--transition);
            border: none;
        }
        .nav-cta:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(230,57,70,0.35);
            color: #fff;
        }

        /* ===== 页面标题区 ===== */
        .page-hero {
            background: linear-gradient(135deg, var(--bg-dark) 0%, #0d1b2a 100%);
            padding: 80px 0 60px;
            position: relative;
            overflow: hidden;
            min-height: 280px;
            display: flex;
            align-items: center;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.12;
            mix-blend-mode: overlay;
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
        }
        .page-hero h1 {
            color: var(--text-white);
            font-size: 2.8rem;
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .page-hero h1 i {
            color: var(--primary-light);
            margin-right: 12px;
        }
        .page-hero p {
            color: rgba(255,255,255,0.75);
            font-size: 1.15rem;
            max-width: 680px;
            line-height: 1.8;
        }
        .page-hero .breadcrumb-custom {
            display: flex;
            gap: 10px;
            color: rgba(255,255,255,0.5);
            font-size: 0.9rem;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .page-hero .breadcrumb-custom a {
            color: rgba(255,255,255,0.65);
        }
        .page-hero .breadcrumb-custom a:hover {
            color: var(--primary-light);
        }
        .page-hero .breadcrumb-custom span {
            color: rgba(255,255,255,0.85);
        }

        /* ===== 通用板块 ===== */
        .section-block {
            padding: 80px 0;
        }
        .section-block.alt-bg {
            background: var(--bg-card);
        }
        .section-block.gray-bg {
            background: #f1f3f5;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text);
            letter-spacing: -0.3px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-light);
            max-width: 640px;
            margin-bottom: 40px;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== 卡片 ===== */
        .card-custom {
            background: var(--bg-card);
            border-radius: var(--radius);
            border: none;
            box-shadow: var(--shadow);
            transition: var(--transition);
            overflow: hidden;
            height: 100%;
        }
        .card-custom:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .card-custom .card-body {
            padding: 24px;
        }
        .card-custom .card-img-top {
            border-radius: var(--radius) var(--radius) 0 0;
            object-fit: cover;
            height: 200px;
        }
        .card-custom .card-title {
            font-weight: 700;
            font-size: 1.15rem;
            margin-bottom: 10px;
        }
        .card-custom .card-title a {
            color: var(--text);
        }
        .card-custom .card-title a:hover {
            color: var(--primary);
        }
        .card-custom .card-text {
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* ===== 标签 ===== */
        .badge-tag {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 600;
            background: rgba(230,57,70,0.08);
            color: var(--primary);
            transition: var(--transition);
        }
        .badge-tag:hover {
            background: var(--primary);
            color: #fff;
        }

        /* ===== 步骤流程 ===== */
        .step-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 24px;
            counter-reset: step;
        }
        .step-item {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 32px 24px 24px;
            box-shadow: var(--shadow);
            position: relative;
            transition: var(--transition);
            border-top: 4px solid var(--primary);
        }
        .step-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .step-item .step-num {
            font-size: 2.8rem;
            font-weight: 800;
            color: rgba(230,57,70,0.12);
            line-height: 1;
            margin-bottom: 8px;
        }
        .step-item h4 {
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 8px;
        }
        .step-item p {
            color: var(--text-light);
            font-size: 0.95rem;
            margin: 0;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary);
        }
        .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            color: var(--text);
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question i {
            transition: var(--transition);
            font-size: 1.1rem;
            color: var(--text-light);
        }
        .faq-question[aria-expanded="true"] i {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-answer {
            padding: 0 24px 18px;
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.8;
            display: none;
        }
        .faq-answer.show {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-block {
            background: linear-gradient(135deg, var(--bg-dark), #0d1b2a);
            border-radius: var(--radius-lg);
            padding: 60px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-block::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            opacity: 0.08;
            mix-blend-mode: overlay;
        }
        .cta-block .container {
            position: relative;
            z-index: 2;
        }
        .cta-block h2 {
            color: var(--text-white);
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-block p {
            color: rgba(255,255,255,0.75);
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto 28px;
        }
        .cta-block .btn-cta {
            background: var(--primary);
            color: #fff;
            padding: 14px 40px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1.05rem;
            border: none;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .cta-block .btn-cta:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(230,57,70,0.35);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255,255,255,0.7);
            padding: 60px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
        }
        .footer-logo i {
            color: var(--primary-light);
            margin-right: 8px;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.8;
            color: rgba(255,255,255,0.6);
        }
        .footer-social a {
            display: inline-flex;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255,255,255,0.08);
            color: rgba(255,255,255,0.7);
            align-items: center;
            justify-content: center;
            margin-right: 8px;
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .footer-col h5 {
            color: var(--text-white);
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255,255,255,0.6);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--primary-light);
            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: 0.85rem;
            color: rgba(255,255,255,0.45);
        }
        .footer-bottom a {
            color: rgba(255,255,255,0.55);
            margin: 0 4px;
        }
        .footer-bottom a:hover {
            color: var(--primary-light);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .page-hero h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background: rgba(13,27,42,0.98);
                position: absolute;
                top: 100%;
                left: 0;
                padding: 16px 20px;
                border-radius: 0 0 var(--radius) var(--radius);
                box-shadow: var(--shadow-lg);
                gap: 6px;
                backdrop-filter: blur(12px);
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links li a {
                padding: 12px 16px;
                font-size: 1rem;
            }
            .nav-panel {
                flex-wrap: wrap;
                position: relative;
            }
            .nav-cta {
                display: none;
            }
            .page-hero {
                padding: 60px 0 40px;
                min-height: 200px;
            }
            .page-hero h1 {
                font-size: 1.8rem;
            }
            .section-block {
                padding: 50px 0;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .step-list {
                grid-template-columns: 1fr;
            }
            .cta-block {
                padding: 40px 24px;
            }
            .cta-block h2 {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 1.5rem;
            }
            .nav-brand {
                font-size: 1.1rem;
            }
            .nav-brand .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }
            .card-custom .card-img-top {
                height: 160px;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .cta-block h2 {
                font-size: 1.2rem;
            }
            .cta-block .btn-cta {
                padding: 12px 28px;
                font-size: 0.95rem;
            }
        }

        @media (max-width: 400px) {
            .nav-links li a {
                font-size: 0.85rem;
                padding: 8px 12px;
            }
            .page-hero h1 {
                font-size: 1.2rem;
            }
        }

/* roulang page: category3 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #e63946;
            --primary-dark: #c1121f;
            --primary-light: #ff6b6b;
            --secondary: #1d3557;
            --secondary-light: #2d4a7a;
            --accent: #f4a261;
            --accent-light: #f8c78a;
            --bg-dark: #0d1b2a;
            --bg-darker: #070f1a;
            --bg-light: #f8f9fa;
            --bg-card: #ffffff;
            --bg-section-alt: #f0f2f5;
            --text-dark: #1a1a2e;
            --text-body: #2d3436;
            --text-muted: #636e72;
            --text-light: #b2bec3;
            --text-white: #ffffff;
            --border-color: #e0e0e0;
            --border-light: #f0f0f0;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.14);
            --shadow-hover: 0 16px 48px rgba(230, 57, 70, 0.18);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', Roboto, Arial, sans-serif;
            --container-max: 1200px;
            --nav-height: 72px;
        }

        /* ===== Reset / Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-body);
            background: var(--bg-light);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--nav-height);
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 3px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

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

        ul,
        ol {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        /* ===== 容器 ===== */
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            height: var(--nav-height);
            background: rgba(13, 27, 42, 0.92);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.30);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(13, 27, 42, 0.98);
            box-shadow: 0 6px 40px rgba(0, 0, 0, 0.45);
        }

        .nav-panel {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 12px;
        }

        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--text-white);
            letter-spacing: 0.5px;
            flex-shrink: 0;
            transition: var(--transition);
        }
        .nav-brand:hover {
            color: var(--primary-light);
            transform: scale(1.02);
        }
        .nav-brand .brand-icon {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: var(--radius-sm);
            color: #fff;
            font-size: 20px;
            box-shadow: 0 4px 12px rgba(230, 57, 70, 0.35);
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-white);
            font-size: 24px;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.10);
        }
        .nav-toggle:focus-visible {
            outline: 2px solid var(--primary);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 30px;
            color: rgba(255, 255, 255, 0.80);
            font-size: 15px;
            font-weight: 500;
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-links li a i {
            font-size: 14px;
        }
        .nav-links li a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-1px);
        }
        .nav-links li a.active {
            color: #fff;
            background: var(--primary);
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.40);
        }
        .nav-links li a.active:hover {
            background: var(--primary-dark);
            box-shadow: 0 6px 24px rgba(230, 57, 70, 0.55);
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: 30px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.35);
            transition: var(--transition);
            flex-shrink: 0;
        }
        .nav-cta:hover {
            transform: translateY(-2px) scale(1.03);
            box-shadow: 0 8px 30px rgba(230, 57, 70, 0.50);
            color: #fff;
        }
        .nav-cta:active {
            transform: translateY(0) scale(0.98);
        }

        /* 移动端导航 */
        @media (max-width: 991px) {
            .nav-toggle {
                display: block;
                order: 3;
            }
            .nav-links {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(13, 27, 42, 0.98);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 20px 24px 30px;
                gap: 6px;
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
                border-bottom: 2px solid rgba(255, 255, 255, 0.06);
                box-shadow: 0 20px 60px rgba(0, 0, 0, 0.50);
                max-height: calc(100vh - var(--nav-height));
                overflow-y: auto;
            }
            .nav-links.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-links li a {
                width: 100%;
                padding: 12px 20px;
                font-size: 16px;
                border-radius: var(--radius-sm);
            }
            .nav-links li a i {
                width: 22px;
                text-align: center;
            }
            .nav-cta {
                display: none;
            }
            .nav-cta.mobile-show {
                display: inline-flex;
                margin-top: 10px;
                width: 100%;
                justify-content: center;
            }
        }

        @media (min-width: 992px) {
            .nav-cta.mobile-show {
                display: none;
            }
        }

        /* ===== Hero / Banner ===== */
        .page-hero {
            position: relative;
            padding: 100px 0 80px;
            background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-darker) 100%);
            overflow: hidden;
            min-height: 300px;
            display: flex;
            align-items: center;
        }
        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.20;
            mix-blend-mode: overlay;
            animation: heroPan 30s ease-in-out infinite alternate;
        }
        @keyframes heroPan {
            0% {
                transform: scale(1.0);
            }
            100% {
                transform: scale(1.08);
            }
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
        }
        .page-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 18px;
            border-radius: 30px;
            background: rgba(230, 57, 70, 0.20);
            border: 1px solid rgba(230, 57, 70, 0.30);
            color: var(--primary-light);
            font-size: 14px;
            font-weight: 500;
            margin-bottom: 18px;
            backdrop-filter: blur(4px);
        }
        .page-hero h1 {
            font-size: 44px;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.2;
            margin-bottom: 18px;
            letter-spacing: -0.5px;
        }
        .page-hero h1 span {
            color: var(--primary-light);
        }
        .page-hero p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.80);
            max-width: 680px;
            line-height: 1.7;
            margin-bottom: 28px;
        }
        .page-hero .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .page-hero .hero-actions .btn {
            padding: 12px 32px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 16px;
            transition: var(--transition);
        }
        .page-hero .hero-actions .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border: none;
            color: #fff;
            box-shadow: 0 4px 20px rgba(230, 57, 70, 0.40);
        }
        .page-hero .hero-actions .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 32px rgba(230, 57, 70, 0.55);
        }
        .page-hero .hero-actions .btn-outline-light {
            border: 2px solid rgba(255, 255, 255, 0.40);
            color: #fff;
            background: transparent;
        }
        .page-hero .hero-actions .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            transform: translateY(-3px);
        }

        @media (max-width: 768px) {
            .page-hero {
                padding: 80px 0 60px;
                min-height: 240px;
            }
            .page-hero h1 {
                font-size: 28px;
            }
            .page-hero p {
                font-size: 16px;
            }
            .page-hero .hero-actions .btn {
                padding: 10px 22px;
                font-size: 14px;
            }
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 72px 0;
        }
        .section-alt {
            background: var(--bg-section-alt);
        }
        .section-dark {
            background: var(--bg-dark);
            color: var(--text-white);
        }

        .section-title {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-dark);
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }
        .section-title .highlight {
            color: var(--primary);
        }
        .section-sub {
            font-size: 17px;
            color: var(--text-muted);
            max-width: 640px;
            margin-bottom: 40px;
            line-height: 1.7;
        }
        .section-dark .section-title {
            color: var(--text-white);
        }
        .section-dark .section-sub {
            color: rgba(255, 255, 255, 0.70);
        }

        .text-center .section-sub {
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== 卡片 ===== */
        .card-custom {
            background: var(--bg-card);
            border: none;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            overflow: hidden;
            height: 100%;
        }
        .card-custom:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .card-custom .card-img-top {
            height: 200px;
            object-fit: cover;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }
        .card-custom .card-body {
            padding: 22px 24px 24px;
        }
        .card-custom .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .card-custom .card-title a {
            color: inherit;
        }
        .card-custom .card-title a:hover {
            color: var(--primary);
        }
        .card-custom .card-text {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 14px;
        }
        .card-custom .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--text-light);
            border-top: 1px solid var(--border-light);
            padding-top: 14px;
            margin-top: 4px;
        }
        .card-custom .card-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .card-custom .card-tag {
            display: inline-block;
            padding: 3px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            background: rgba(230, 57, 70, 0.10);
            color: var(--primary);
            margin-bottom: 10px;
        }

        /* ===== 按钮 ===== */
        .btn-custom {
            padding: 12px 32px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
            border: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-custom-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.30);
        }
        .btn-custom-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 30px rgba(230, 57, 70, 0.45);
            color: #fff;
        }
        .btn-custom-outline {
            border: 2px solid var(--primary);
            color: var(--primary);
            background: transparent;
        }
        .btn-custom-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 6px 24px rgba(230, 57, 70, 0.30);
        }
        .btn-custom-light {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.20);
        }
        .btn-custom-light:hover {
            background: rgba(255, 255, 255, 0.25);
            color: #fff;
            transform: translateY(-2px);
        }

        /* ===== 标签 ===== */
        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 32px;
        }
        .tag-list .tag {
            padding: 6px 18px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 500;
            background: var(--bg-card);
            color: var(--text-body);
            border: 1px solid var(--border-color);
            transition: var(--transition);
            cursor: pointer;
        }
        .tag-list .tag:hover,
        .tag-list .tag.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.30);
            transform: translateY(-2px);
        }

        /* ===== 特色信息卡 ===== */
        .feature-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 30px 26px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            border-left: 4px solid var(--primary);
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .feature-card .feature-icon {
            width: 52px;
            height: 52px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            background: rgba(230, 57, 70, 0.10);
            color: var(--primary);
            font-size: 22px;
            margin-bottom: 16px;
        }
        .feature-card h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
        }
        .feature-card p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== 统计数字 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 24px;
            margin: 40px 0;
        }
        .stat-item {
            text-align: center;
            padding: 28px 16px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--transition);
        }
        .stat-item:hover {
            background: rgba(255, 255, 255, 0.10);
            transform: translateY(-4px);
        }
        .stat-item .stat-number {
            font-size: 38px;
            font-weight: 800;
            color: var(--primary-light);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .stat-item .stat-label {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            font-weight: 500;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
            border: 1px solid var(--border-light);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-item .faq-question {
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            transition: var(--transition);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
        }
        .faq-item .faq-question:hover {
            color: var(--primary);
        }
        .faq-item .faq-question::after {
            content: "\f107";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            font-size: 18px;
            color: var(--text-muted);
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-item .faq-question[aria-expanded="true"]::after {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-item .faq-answer {
            padding: 0 24px 20px;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--bg-dark), var(--bg-darker));
            position: relative;
            overflow: hidden;
            padding: 72px 0;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            opacity: 0.10;
            mix-blend-mode: overlay;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 34px;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 16px;
        }
        .cta-section p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.80);
            max-width: 620px;
            margin: 0 auto 28px;
        }
        .cta-section .btn-cta {
            padding: 14px 40px;
            border-radius: 30px;
            font-size: 17px;
            font-weight: 700;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border: none;
            box-shadow: 0 6px 28px rgba(230, 57, 70, 0.40);
            transition: var(--transition);
        }
        .cta-section .btn-cta:hover {
            transform: translateY(-4px) scale(1.03);
            box-shadow: 0 12px 44px rgba(230, 57, 70, 0.55);
            color: #fff;
        }

        /* ===== 图文列表 ===== */
        .post-list-item {
            display: flex;
            gap: 20px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
            margin-bottom: 18px;
            padding: 18px;
        }
        .post-list-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .post-list-item .post-thumb {
            width: 200px;
            min-height: 140px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }
        .post-list-item .post-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .post-list-item .post-content h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .post-list-item .post-content h4 a {
            color: inherit;
        }
        .post-list-item .post-content h4 a:hover {
            color: var(--primary);
        }
        .post-list-item .post-content p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .post-list-item .post-content .post-meta {
            display: flex;
            gap: 16px;
            font-size: 13px;
            color: var(--text-light);
        }
        .post-list-item .post-content .post-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        @media (max-width: 768px) {
            .post-list-item {
                flex-direction: column;
                padding: 14px;
            }
            .post-list-item .post-thumb {
                width: 100%;
                height: 180px;
            }
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 18px;
            padding: 0;
            background: none;
        }
        .breadcrumb-custom a {
            color: rgba(255, 255, 255, 0.75);
        }
        .breadcrumb-custom a:hover {
            color: #fff;
        }
        .breadcrumb-custom .sep {
            color: rgba(255, 255, 255, 0.40);
        }
        .breadcrumb-custom .current {
            color: var(--primary-light);
        }

        /* ===== 分页 ===== */
        .pagination-custom {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 40px;
            flex-wrap: wrap;
        }
        .pagination-custom .page-item {
            display: inline-flex;
        }
        .pagination-custom .page-link {
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            background: var(--bg-card);
            color: var(--text-body);
            border: 1px solid var(--border-color);
            font-weight: 500;
            transition: var(--transition);
        }
        .pagination-custom .page-link:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-2px);
        }
        .pagination-custom .page-item.active .page-link {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.30);
        }
        .pagination-custom .page-item.disabled .page-link {
            opacity: 0.5;
            pointer-events: none;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-darker);
            color: rgba(255, 255, 255, 0.80);
            padding: 60px 0 0;
            border-top: 3px solid var(--primary);
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 36px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .site-footer .footer-logo {
            font-size: 22px;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .site-footer .footer-logo i {
            color: var(--primary-light);
        }
        .site-footer .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.60);
            max-width: 360px;
        }
        .site-footer .footer-social {
            display: flex;
            gap: 12px;
        }
        .site-footer .footer-social a {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.70);
            font-size: 18px;
            transition: var(--transition);
        }
        .site-footer .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
        }
        .site-footer .footer-col h5 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }
        .site-footer .footer-col h5::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 32px;
            height: 3px;
            border-radius: 3px;
            background: var(--primary);
        }
        .site-footer .footer-col ul li {
            margin-bottom: 10px;
        }
        .site-footer .footer-col ul li a {
            color: rgba(255, 255, 255, 0.60);
            font-size: 14px;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .site-footer .footer-col ul li a:hover {
            color: var(--primary-light);
            padding-left: 4px;
        }
        .site-footer .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.50);
        }
        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--primary-light);
        }

        @media (max-width: 992px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
        }
        @media (max-width: 576px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== 通用工具 ===== */
        .mt-1 {
            margin-top: 8px;
        }
        .mt-2 {
            margin-top: 16px;
        }
        .mt-3 {
            margin-top: 24px;
        }
        .mt-4 {
            margin-top: 36px;
        }
        .mt-5 {
            margin-top: 48px;
        }
        .mb-1 {
            margin-bottom: 8px;
        }
        .mb-2 {
            margin-bottom: 16px;
        }
        .mb-3 {
            margin-bottom: 24px;
        }
        .mb-4 {
            margin-bottom: 36px;
        }
        .mb-5 {
            margin-bottom: 48px;
        }
        .text-center {
            text-align: center;
        }
        .fw-700 {
            font-weight: 700;
        }

        /* ===== 响应式微调 ===== */
        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .section-sub {
                font-size: 15px;
                margin-bottom: 28px;
            }
            .page-hero h1 {
                font-size: 26px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-item .stat-number {
                font-size: 28px;
            }
            .cta-section h2 {
                font-size: 24px;
            }
            .cta-section .btn-cta {
                padding: 12px 28px;
                font-size: 15px;
            }
            .feature-card {
                padding: 22px 18px;
            }
            .card-custom .card-img-top {
                height: 160px;
            }
            .tag-list .tag {
                font-size: 13px;
                padding: 5px 14px;
            }
            .faq-item .faq-question {
                font-size: 15px;
                padding: 16px 18px;
            }
            .faq-item .faq-answer {
                padding: 0 18px 16px;
                font-size: 14px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .page-hero {
                padding: 60px 0 40px;
            }
            .page-hero h1 {
                font-size: 22px;
            }
            .page-hero p {
                font-size: 14px;
            }
            .section-title {
                font-size: 20px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-item {
                padding: 18px 12px;
            }
            .stat-item .stat-number {
                font-size: 24px;
            }
            .post-list-item .post-thumb {
                height: 140px;
            }
            .card-custom .card-img-top {
                height: 140px;
            }
            .nav-brand {
                font-size: 17px;
            }
            .nav-brand .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 16px;
            }
        }

        /* ===== 滚动渐入动画 ===== */
        .fade-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.7s ease, transform 0.7s ease;
        }
        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }