* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            background: linear-gradient(145deg, #0a0e27 0%, #131b4a 100%);
            color: #e0e7ff;
            line-height: 1.7;
            min-height: 100vh;
        }
        ::-webkit-scrollbar { width: 8px; background: #0a0e27; }
        ::-webkit-scrollbar-thumb { background: #3b82f6; border-radius: 12px; }
        a { color: #93c5fd; text-decoration: none; transition: all 0.3s; }
        a:hover { color: #60a5fa; text-shadow: 0 0 8px #3b82f6aa; }

        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

        /* 导航 */
        nav {
            background: rgba(10, 14, 39, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid #3b82f644;
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 30px rgba(0,0,0,0.6);
        }
        nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            background: linear-gradient(135deg, #3b82f6, #a855f7);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: 1px;
        }
        .nav-links {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }
        .nav-links a {
            font-weight: 500;
            font-size: 1rem;
            padding: 6px 0;
            border-bottom: 2px solid transparent;
        }
        .nav-links a:hover { border-bottom-color: #3b82f6; }

        /* H1 */
        .hero-section {
            text-align: center;
            padding: 80px 0 60px;
            position: relative;
        }
        .hero-section h1 {
            font-size: 2.8rem;
            font-weight: 800;
            background: linear-gradient(135deg, #60a5fa, #c084fc, #60a5fa);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 0 40px #3b82f644;
            margin-bottom: 20px;
        }
        .hero-sub {
            font-size: 1.2rem;
            color: #a5b4fc;
            max-width: 700px;
            margin: 0 auto 10px;
        }

        /* 通用区块 */
        section { padding: 60px 0; }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            text-align: center;
            margin-bottom: 40px;
            color: #f0f4ff;
            letter-spacing: 2px;
        }
        .section-title span { color: #3b82f6; }

        /* 卡片 */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 28px;
        }
        .card {
            background: rgba(20, 30, 70, 0.6);
            border: 1px solid #3b82f644;
            border-radius: 24px;
            padding: 30px 24px;
            backdrop-filter: blur(6px);
            box-shadow: 0 0 25px #3b82f622, inset 0 0 20px #3b82f611;
            transition: all 0.4s;
        }
        .card:hover {
            border-color: #3b82f6aa;
            box-shadow: 0 0 40px #3b82f644, inset 0 0 30px #3b82f622;
            transform: translateY(-4px);
        }
        .card img {
            width: 100%;
            height: auto;
            max-height: 180px;
            object-fit: cover;
            border-radius: 16px;
            margin-bottom: 16px;
        }
        .card h3 { font-size: 1.3rem; margin: 10px 0 8px; color: #dbeafe; }
        .card p { color: #b0c4de; font-size: 0.95rem; }

        /* 数据统计 */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 20px;
            text-align: center;
        }
        .stat-item {
            background: rgba(59, 130, 246, 0.08);
            border-radius: 20px;
            padding: 30px 10px;
            border: 1px solid #3b82f633;
        }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: #3b82f6;
        }
        .stat-label { color: #a5b4fc; font-size: 1rem; margin-top: 6px; }

        /* 核心优势 */
        .advantage-icon { font-size: 2.5rem; margin-bottom: 12px; }

        /* FAQ */
        .faq-item {
            background: rgba(20, 30, 70, 0.4);
            border-left: 4px solid #3b82f6;
            border-radius: 16px;
            padding: 20px 24px;
            margin-bottom: 20px;
        }
        .faq-question { font-weight: 700; font-size: 1.15rem; color: #dbeafe; margin-bottom: 8px; }
        .faq-answer { color: #b0c4de; }

        /* 新闻 */
        .news-card { padding: 20px; }
        .news-date { color: #94a3b8; font-size: 0.85rem; margin-bottom: 6px; }

        /* 合作伙伴 */
        .partner-logos {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 32px;
            align-items: center;
        }
        .partner-logos img { max-width: 120px; height: auto; opacity: 0.7; filter: drop-shadow(0 0 6px #3b82f644); transition: 0.3s; }
        .partner-logos img:hover { opacity: 1; }

        /* CTA */
        .cta-box {
            background: linear-gradient(135deg, #1e3a8a, #312e81);
            border-radius: 40px;
            padding: 60px 40px;
            text-align: center;
            border: 1px solid #3b82f688;
        }
        .cta-box h2 { font-size: 2.2rem; color: white; }
        .cta-box p { max-width: 600px; margin: 16px auto; color: #bfdbfe; }
        .cta-btn {
            display: inline-block;
            background: #3b82f6;
            color: white;
            padding: 16px 48px;
            border-radius: 60px;
            font-size: 1.2rem;
            font-weight: 700;
            box-shadow: 0 0 30px #3b82f6aa;
            transition: 0.4s;
        }
        .cta-btn:hover { background: #2563eb; transform: scale(1.04); box-shadow: 0 0 50px #3b82f6cc; }

        /* GEO 简介 */
        .geo-text { font-size: 1.05rem; color: #c7d2fe; max-width: 900px; margin: 0 auto; line-height: 1.9; }

        /* 页脚 */
        footer {
            background: rgba(10, 14, 39, 0.9);
            border-top: 1px solid #3b82f644;
            padding: 40px 0 20px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 24px;
            margin-bottom: 30px;
        }
        .footer-grid h4 { color: #93c5fd; margin-bottom: 12px; }
        .footer-grid a { display: block; margin: 6px 0; font-size: 0.9rem; color: #a5b4fc; }
        .footer-bottom {
            text-align: center;
            border-top: 1px solid #1e3a5f;
            padding-top: 24px;
            font-size: 0.9rem;
            color: #7f8ea3;
        }
        .footer-bottom a { color: #93c5fd; margin: 0 8px; }

        @media (max-width: 768px) {
            .hero-section h1 { font-size: 2rem; }
            .nav-links { gap: 14px; }
            .container { padding: 0 16px; }
            .cta-box { padding: 40px 20px; }
        }