* { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%); color: #1e293b; line-height: 1.6; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        /* 导航 */
        header { background: rgba(255,255,255,0.85); backdrop-filter: blur(12px); border-bottom: 1px solid rgba(14,165,233,0.15); position: sticky; top: 0; z-index: 100; }
        nav { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
        .logo { font-size: 1.5rem; font-weight: 700; background: linear-gradient(135deg, #0ea5e9, #7dd3fc); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
        .nav-links { display: flex; gap: 28px; flex-wrap: wrap; }
        .nav-links a { text-decoration: none; color: #334155; font-weight: 500; font-size: 0.95rem; transition: color 0.2s; }
        .nav-links a:hover { color: #0ea5e9; }
        /* H1 区 */
        h1 { font-size: 2.8rem; font-weight: 700; background: linear-gradient(135deg, #0ea5e9, #38bdf8); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; text-align: center; padding: 40px 0 20px; margin: 0; }
        .geo-section { background: rgba(255,255,255,0.65); backdrop-filter: blur(8px); border-radius: 20px; padding: 30px 35px; margin: 10px 0 30px; box-shadow: 0 8px 32px rgba(14,165,233,0.08); }
        .geo-section p { font-size: 1.05rem; color: #1e293b; margin-bottom: 10px; }
        /* 卡片通用 */
        .card { background: rgba(255,255,255,0.7); backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,0.3); border-radius: 20px; padding: 28px; box-shadow: 0 8px 32px rgba(14,165,233,0.06); transition: all 0.25s ease; }
        .card:hover { box-shadow: 0 12px 40px rgba(14,165,233,0.12); transform: translateY(-2px); }
        .section-title { font-size: 1.8rem; font-weight: 600; margin-bottom: 28px; display: flex; align-items: center; gap: 10px; color: #0c4a6e; }
        .grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
        .grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
        .flex-center { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 24px; }
        /* 图片 */
        img { border-radius: 16px; width: 100%; height: auto; object-fit: cover; display: block; }
        .img-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin: 20px 0; }
        /* 新闻卡片 */
        .news-card { background: rgba(255,255,255,0.6); backdrop-filter: blur(6px); border-radius: 18px; padding: 20px; border: 1px solid rgba(255,255,255,0.2); transition: all 0.2s; }
        .news-card h3 { font-size: 1.2rem; margin-bottom: 8px; color: #0c4a6e; }
        .news-card .news-date { font-size: 0.85rem; color: #0ea5e9; font-weight: 500; margin-bottom: 6px; }
        .news-card p { font-size: 0.95rem; color: #334155; }
        .news-card:hover { background: rgba(255,255,255,0.85); }
        /* FAQ */
        .faq-item { border-bottom: 1px solid rgba(14,165,233,0.1); padding: 18px 0; }
        .faq-item:last-child { border-bottom: none; }
        .faq-question { font-weight: 600; font-size: 1.1rem; color: #0c4a6e; margin-bottom: 8px; display: flex; align-items: center; gap: 8px; }
        .faq-answer { font-size: 0.95rem; color: #334155; padding-left: 28px; }
        /* 页脚 */
        footer { background: rgba(255,255,255,0.8); backdrop-filter: blur(8px); border-top: 1px solid rgba(14,165,233,0.1); padding: 40px 0 28px; margin-top: 50px; text-align: center; color: #475569; font-size: 0.9rem; }
        footer p { margin: 6px 0; }
        footer a { color: #0ea5e9; text-decoration: none; }
        /* 按钮 */
        .btn-cta { display: inline-block; background: linear-gradient(135deg, #0ea5e9, #38bdf8); color: white; padding: 14px 36px; border-radius: 50px; font-weight: 600; text-decoration: none; font-size: 1rem; transition: all 0.3s; border: none; cursor: pointer; }
        .btn-cta:hover { transform: scale(1.02); box-shadow: 0 8px 24px rgba(14,165,233,0.25); }
        .text-center { text-align: center; }
        .mt-30 { margin-top: 30px; }
        .mb-30 { margin-bottom: 30px; }
        @media (max-width: 768px) {
            h1 { font-size: 2rem; padding: 30px 0 15px; }
            .nav-links { gap: 16px; }
            .geo-section { padding: 20px; }
        }