* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', 'PingFang SC', Roboto, system-ui, sans-serif;
        }
        body {
            background: #0a0f1e;
            color: #e5edff;
            line-height: 1.6;
        }
        a {
            text-decoration: none;
            color: #b0c4ff;
            transition: 0.3s;
        }
        a:hover {
            color: #ffffff;
            text-shadow: 0 0 8px #3b82f6;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        /* 导航 */
        .navbar {
            background: rgba(10, 15, 30, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(59, 130, 246, 0.2);
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .nav-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 26px;
            font-weight: 800;
            background: linear-gradient(135deg, #3b82f6, #60a5fa);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: 2px;
        }
        .nav-links {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }
        .nav-links a {
            font-size: 16px;
            font-weight: 500;
            padding: 6px 0;
            border-bottom: 2px solid transparent;
            transition: 0.3s;
        }
        .nav-links a:hover {
            border-bottom-color: #3b82f6;
        }
        /* Hero */
        .hero {
            text-align: center;
            padding: 80px 0 60px;
            background: radial-gradient(ellipse at 50% 30%, rgba(59,130,246,0.08) 0%, transparent 60%);
        }
        .hero h1 {
            font-size: 48px;
            font-weight: 800;
            background: linear-gradient(135deg, #fff, #94b8ff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 20px;
        }
        .hero p {
            font-size: 20px;
            color: #b8c8f0;
            max-width: 800px;
            margin: 0 auto 40px;
        }
        .hero-img {
            max-width: 100%;
            border-radius: 24px;
            box-shadow: 0 0 50px rgba(59,130,246,0.25);
            border: 1px solid rgba(59,130,246,0.3);
        }
        /* 通用区块 */
        section {
            padding: 60px 0;
        }
        .section-title {
            font-size: 34px;
            font-weight: 700;
            text-align: center;
            margin-bottom: 40px;
            color: #fff;
        }
        .section-title span {
            background: linear-gradient(135deg, #3b82f6, #7aa9ff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 28px;
        }
        .card {
            background: rgba(20, 28, 52, 0.7);
            backdrop-filter: blur(6px);
            border: 1px solid rgba(59, 130, 246, 0.25);
            border-radius: 20px;
            padding: 28px 22px;
            box-shadow: 0 8px 32px rgba(0,0,0,0.3);
            transition: 0.3s;
        }
        .card:hover {
            border-color: #3b82f6;
            box-shadow: 0 0 30px rgba(59,130,246,0.15);
            transform: translateY(-4px);
        }
        .card img {
            width: 100%;
            border-radius: 12px;
            margin-bottom: 16px;
            border: 1px solid rgba(59,130,246,0.15);
        }
        .card h3 {
            font-size: 22px;
            margin-bottom: 10px;
            color: #d6e4ff;
        }
        .card p {
            color: #b0c2e0;
            font-size: 15px;
        }
        .stat-number {
            font-size: 44px;
            font-weight: 800;
            background: linear-gradient(135deg, #3b82f6, #a0c0ff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        /* 新闻 */
        .news-item {
            background: rgba(20, 28, 52, 0.5);
            border-left: 4px solid #3b82f6;
            padding: 20px 24px;
            margin-bottom: 20px;
            border-radius: 0 16px 16px 0;
            transition: 0.3s;
        }
        .news-item:hover {
            background: rgba(30, 42, 72, 0.7);
        }
        .news-date {
            font-size: 14px;
            color: #7a9bdf;
            margin-bottom: 6px;
        }
        .news-title {
            font-size: 20px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
        }
        .news-summary {
            color: #b0c2e0;
            font-size: 15px;
        }
        /* FAQ */
        .faq-item {
            background: rgba(20, 28, 52, 0.4);
            border: 1px solid rgba(59,130,246,0.15);
            border-radius: 18px;
            padding: 22px 26px;
            margin-bottom: 18px;
        }
        .faq-item h3 {
            font-size: 20px;
            color: #d6e4ff;
            margin-bottom: 12px;
        }
        .faq-item p {
            color: #b0c2e0;
            font-size: 15px;
        }
        /* 页脚 */
        .footer {
            background: rgba(8, 12, 24, 0.95);
            border-top: 1px solid rgba(59,130,246,0.15);
            padding: 48px 0 30px;
            margin-top: 40px;
        }
        .footer .container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 30px;
        }
        .footer-col {
            flex: 1 1 200px;
        }
        .footer-col h4 {
            color: #fff;
            margin-bottom: 16px;
            font-size: 18px;
        }
        .footer-col a, .footer-col p {
            display: block;
            color: #8ea5d0;
            margin-bottom: 8px;
            font-size: 14px;
        }
        .footer-bottom {
            margin-top: 40px;
            text-align: center;
            border-top: 1px solid rgba(59,130,246,0.08);
            padding-top: 24px;
            font-size: 14px;
            color: #6a7fa8;
        }
        .footer-bottom .friend-links {
            margin: 10px 0;
            word-break: break-all;
        }
        .btn {
            display: inline-block;
            padding: 12px 36px;
            background: linear-gradient(135deg, #3b82f6, #2563eb);
            color: #fff;
            border-radius: 40px;
            font-weight: 600;
            font-size: 18px;
            box-shadow: 0 4px 20px rgba(59,130,246,0.3);
            transition: 0.3s;
            border: none;
            cursor: pointer;
        }
        .btn:hover {
            transform: scale(1.04);
            box-shadow: 0 8px 32px rgba(59,130,246,0.5);
        }
        .geo-text {
            background: rgba(20, 28, 52, 0.3);
            padding: 28px 32px;
            border-radius: 24px;
            border: 1px solid rgba(59,130,246,0.1);
            font-size: 16px;
            line-height: 1.8;
            color: #c8d8fc;
        }
        @media (max-width: 768px) {
            .hero h1 { font-size: 34px; }
            .nav-links { gap: 16px; }
        }