* { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; background: #f9fafb; color: #1f2937; line-height: 1.6; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        /* 导航 */
        nav { background: #ffffff; border-bottom: 1px solid #e5e7eb; position: sticky; top: 0; z-index: 100; }
        .nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
        .nav-links { display: flex; gap: 24px; flex-wrap: wrap; }
        .nav-links a { text-decoration: none; color: #374151; font-weight: 500; font-size: 15px; transition: color 0.2s; }
        .nav-links a:hover { color: #06b6d4; }
        /* Hero */
        .hero { padding: 80px 0 60px; background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%); text-align: center; }
        .hero h1 { font-size: 2.5rem; font-weight: 700; color: #0f172a; margin-bottom: 16px; letter-spacing: -0.02em; }
        .hero p { font-size: 1.1rem; color: #475569; max-width: 720px; margin: 0 auto; }
        .hero-img { margin-top: 40px; display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; }
        .hero-img img { width: 220px; height: 140px; object-fit: cover; border-radius: 12px; box-shadow: 0 4px 12px rgba(0,0,0,0.05); border: 1px solid #e2e8f0; }
        /* 通用区块 */
        section { padding: 60px 0; }
        .section-title { font-size: 1.8rem; font-weight: 600; text-align: center; margin-bottom: 40px; color: #0f172a; }
        .card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
        .card { background: #ffffff; border-radius: 12px; padding: 24px; border: 1px solid #e5e7eb; transition: box-shadow 0.2s; }
        .card:hover { box-shadow: 0 4px 16px rgba(0,0,0,0.04); }
        .card img { width: 100%; height: 160px; object-fit: cover; border-radius: 8px; margin-bottom: 16px; }
        .card h3 { font-size: 1.2rem; margin-bottom: 8px; }
        .card p { color: #475569; font-size: 0.95rem; }
        .date-tag { color: #94a3b8; font-size: 0.85rem; margin-bottom: 6px; display: block; }
        /* 数据统计 */
        .stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 24px; text-align: center; }
        .stat-item h4 { font-size: 2.2rem; font-weight: 700; color: #06b6d4; }
        .stat-item p { color: #64748b; margin-top: 4px; }
        /* FAQ */
        .faq-item { background: #ffffff; border: 1px solid #e5e7eb; border-radius: 12px; padding: 20px 24px; margin-bottom: 16px; }
        .faq-item h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: 8px; color: #0f172a; }
        .faq-item p { color: #475569; }
        /* 新闻 */
        .news-card .card { }
        /* 合作伙伴 */
        .partner-logos { display: flex; flex-wrap: wrap; gap: 32px; justify-content: center; align-items: center; }
        .partner-logos span { font-size: 1.2rem; font-weight: 500; color: #64748b; }
        /* 用户口碑 */
        .review-card { background: #ffffff; border: 1px solid #e5e7eb; border-radius: 12px; padding: 24px; }
        .review-card .stars { color: #fbbf24; margin-bottom: 8px; }
        /* CTA */
        .cta-section { background: #ffffff; border-top: 1px solid #e5e7eb; text-align: center; padding: 60px 0; }
        .cta-section h2 { font-size: 1.8rem; margin-bottom: 16px; }
        .cta-section p { color: #475569; margin-bottom: 24px; }
        .cta-btn { display: inline-block; background: #06b6d4; color: #fff; padding: 12px 32px; border-radius: 40px; text-decoration: none; font-weight: 600; transition: background 0.2s; }
        .cta-btn:hover { background: #0891b2; }
        /* 页脚 */
        footer { background: #ffffff; border-top: 1px solid #e5e7eb; padding: 40px 0; font-size: 0.9rem; color: #64748b; }
        footer .footer-links { display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: center; margin-bottom: 16px; }
        footer a { color: #06b6d4; text-decoration: none; }
        footer a:hover { text-decoration: underline; }
        footer .copyright { text-align: center; margin-top: 16px; }
        footer .footer-address { text-align: center; margin-bottom: 8px; }
        /* 响应式 */
        @media (max-width: 768px) {
            .hero h1 { font-size: 1.8rem; }
            .nav-links { gap: 12px; }
        }