* { margin:0; padding:0; box-sizing:border-box; }
        body {
            background: linear-gradient(145deg, #f0f9ff 0%, #e0f2fe 100%);
            font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            color: #0c4a6e;
            line-height: 1.6;
            scroll-behavior: smooth;
        }
        .container { max-width: 1280px; margin: 0 auto; padding: 0 1.5rem; }
        /* 导航 */
        .navbar {
            background: rgba(255,255,255,0.7);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(14,165,233,0.2);
            position: sticky; top:0; z-index: 100;
            padding: 0.8rem 0;
        }
        .navbar .container { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; }
        .logo { font-weight: 700; font-size: 1.4rem; background: linear-gradient(135deg,#0ea5e9,#38bdf8); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
        .nav-links { display: flex; gap: 1.2rem; flex-wrap: wrap; }
        .nav-links a { text-decoration: none; color: #0369a1; font-weight: 500; padding: 0.3rem 0.6rem; border-radius: 30px; transition: 0.2s; }
        .nav-links a:hover { background: #0ea5e9; color: white; }
        /* 卡片通用 */
        .card {
            background: rgba(255,255,255,0.55);
            backdrop-filter: blur(4px);
            border-radius: 32px;
            padding: 2rem;
            box-shadow: 0 8px 24px rgba(14,165,233,0.08);
            border: 1px solid rgba(125,211,252,0.3);
            transition: transform 0.2s;
        }
        .card:hover { transform: translateY(-3px); }
        .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
        .grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 2rem; }
        .grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.8rem; }
        img { max-width: 100%; border-radius: 20px; object-fit: cover; width: 100%; height: auto; display: block; box-shadow: 0 4px 12px rgba(0,0,0,0.05); }
        h1, h2, h3 { font-weight: 600; line-height: 1.3; }
        h1 { font-size: 2.4rem; margin-bottom: 1rem; background: linear-gradient(135deg,#0c4a6e,#0ea5e9); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
        h2 { font-size: 2rem; margin: 2rem 0 1.4rem; border-left: 8px solid #0ea5e9; padding-left: 1rem; }
        .section { padding: 2.5rem 0; }
        .btn {
            display: inline-block; background: linear-gradient(145deg,#0ea5e9,#7dd3fc);
            padding: 0.8rem 2.2rem; border-radius: 60px; font-weight: 600;
            color: white; text-decoration: none; transition: 0.2s; box-shadow: 0 4px 12px rgba(14,165,233,0.3);
        }
        .btn:hover { transform: scale(1.03); box-shadow: 0 6px 20px rgba(14,165,233,0.4); }
        footer {
            background: #0f172a; color: #cbd5e1; padding: 2.5rem 0 1.5rem;
            margin-top: 3rem; border-radius: 40px 40px 0 0;
        }
        footer a { color: #7dd3fc; text-decoration: none; }
        .footer-links { display: flex; flex-wrap: wrap; gap: 1rem 2rem; justify-content: center; margin-bottom: 1.5rem; }
        .footer-info { text-align: center; font-size: 0.9rem; opacity: 0.8; }
        .news-item { margin-bottom: 2rem; }
        .news-item h3 { font-size: 1.3rem; margin-bottom: 0.4rem; }
        .news-date { color: #0284c7; font-weight: 500; font-size: 0.9rem; }
        .faq-item { margin-bottom: 1.8rem; border-bottom: 1px dashed rgba(14,165,233,0.2); padding-bottom: 1.2rem; }
        .faq-item h4 { font-size: 1.2rem; color: #0369a1; margin-bottom: 0.6rem; }
        .hero { min-height: 70vh; display: flex; align-items: center; }
        .hero-grid { display: flex; align-items: center; gap: 3rem; flex-wrap: wrap; }
        .hero-content { flex: 1 1 400px; }
        .hero-image { flex: 1 1 300px; }
        @media (max-width:768px) { .grid-2,.grid-3,.grid-4 { grid-template-columns:1fr; } .navbar .container { flex-direction: column; gap:0.8rem; } }
        .stats-number { font-size: 2.8rem; font-weight: 700; color: #0ea5e9; }
        .partner-badge { background: rgba(255,255,255,0.4); padding: 1.2rem; border-radius: 40px; text-align: center; backdrop-filter: blur(2px); }