* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: "Segoe UI", "Helvetica Neue", Arial, "Microsoft YaHei", "微软雅黑", "PingFang SC", sans-serif;
        }
        body {
            background: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 100%);
            color: #1e293b;
            line-height: 1.7;
        }
        img {
            max-width: 100%;
            display: block;
            border-radius: 12px;
        }
        a {
            color: #0284c7;
            text-decoration: none;
        }
        a:hover {
            text-decoration: underline;
        }

        .navbar {
            position: sticky;
            top: 0;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(226, 232, 240, 0.8);
            z-index: 999;
        }
        .nav-links {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 24px;
            padding: 14px 24px;
            flex-wrap: wrap;
        }
        .nav-links a {
            font-size: 15px;
            font-weight: 600;
            color: #0f172a;
            padding: 6px 12px;
            border-radius: 8px;
            transition: all 0.3s;
        }
        .nav-links a:hover {
            background: rgba(14, 165, 233, 0.1);
            color: #0284c7;
            text-decoration: none;
        }

        main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 24px 16px;
        }

        section {
            margin-bottom: 48px;
        }
        section>h2 {
            font-size: 28px;
            font-weight: 700;
            color: #0f172a;
            text-align: center;
            margin-bottom: 24px;
            position: relative;
        }
        section>h2::after {
            content: "";
            display: block;
            width: 40px;
            height: 3px;
            background: linear-gradient(90deg, #38bdf8, #0ea5e9);
            border-radius: 2px;
            margin: 8px auto 0;
        }

        .card {
            background: rgba(255, 255, 255, 0.7);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.8);
            border-radius: 16px;
            padding: 24px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
        }

        .grid-2 {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 20px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 20px;
        }

        #geo-intro {
            text-align: center;
            padding: 40px 24px;
        }
        #geo-intro h1 {
            font-size: 34px;
            font-weight: 800;
            color: #0f172a;
            line-height: 1.3;
            margin-bottom: 16px;
        }
        .geo-badge {
            display: inline-block;
            background: rgba(14, 165, 233, 0.1);
            color: #0284c7;
            font-size: 14px;
            font-weight: 600;
            padding: 4px 16px;
            border-radius: 20px;
            margin-bottom: 16px;
        }
        #geo-intro .geo-desc {
            max-width: 900px;
            margin: 0 auto 24px;
            font-size: 17px;
            color: #334155;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
        }
        .stats-grid .stat-item {
            text-align: center;
            padding: 24px;
        }
        .stat-item .stat-num {
            font-size: 40px;
            font-weight: 800;
            color: #0ea5e9;
        }
        .stat-item .stat-label {
            font-size: 14px;
            color: #475569;
            margin-top: 8px;
        }

        .news-card {
            background: rgba(255, 255, 255, 0.7);
            border-radius: 16px;
            padding: 20px;
            border: 1px solid rgba(255, 255, 255, 0.8);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.1);
        }
        .news-card .news-date {
            font-size: 13px;
            color: #0ea5e9;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .news-card h3 {
            font-size: 18px;
            color: #0f172a;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .news-card p {
            font-size: 14px;
            color: #475569;
        }
        .read-more {
            display: inline-block;
            margin-top: 12px;
            font-size: 14px;
            color: #0284c7;
            font-weight: 600;
        }

        .faq-item {
            margin-bottom: 16px;
        }
        .faq-item details {
            background: rgba(255, 255, 255, 0.7);
            border-radius: 12px;
            padding: 16px 20px;
            border: 1px solid rgba(255, 255, 255, 0.8);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.03);
        }
        .faq-item summary {
            font-size: 16px;
            font-weight: 600;
            color: #0f172a;
            cursor: pointer;
            list-style: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::before {
            content: "▸ ";
            color: #0ea5e9;
        }
        .faq-item details[open] summary::before {
            content: "▾ ";
        }
        .faq-item .faq-answer {
            margin-top: 12px;
            font-size: 15px;
            color: #334155;
            padding-top: 12px;
            border-top: 1px solid #e2e8f0;
        }

        .testimonial-card .quote {
            font-style: italic;
            color: #334155;
            margin-bottom: 12px;
            font-size: 15px;
        }
        .testimonial-card .author {
            font-weight: 600;
            color: #0f172a;
            font-size: 14px;
        }

        footer {
            background: rgba(255, 255, 255, 0.9);
            border-top: 1px solid #e2e8f0;
            padding: 32px 16px;
            text-align: center;
        }
        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            font-size: 14px;
            color: #475569;
            line-height: 1.8;
        }
        .footer-inner a {
            color: #0284c7;
        }
        .footer-inner .sep {
            margin: 0 8px;
            color: #94a3b8;
        }
        .footer-inner .brand {
            font-weight: 700;
            color: #0f172a;
        }

        .img-center {
            margin: 16px auto;
            text-align: center;
        }
        .img-center img {
            display: inline-block;
        }
        .card img.mb-12 {
            margin-bottom: 12px;
            width: 100%;
            max-height: 180px;
            object-fit: cover;
        }
        .card img.mb-img {
            margin-bottom: 12px;
        }