* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            background: #f8f9fa;
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            color: #1a1a2e;
            line-height: 1.6;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        /* 导航 */
        .navbar {
            background: #ffffff;
            border-bottom: 1px solid #e9ecef;
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(6px);
        }
        .navbar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: #0d6efd;
            letter-spacing: -0.5px;
        }
        .nav-links {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }
        .nav-links a {
            text-decoration: none;
            color: #1a1a2e;
            font-weight: 500;
            font-size: 0.95rem;
            transition: color 0.2s;
        }
        .nav-links a:hover {
            color: #0d6efd;
        }
        /* H1 */
        .hero-title {
            text-align: center;
            padding: 40px 0 10px;
        }
        .hero-title h1 {
            font-size: 2.2rem;
            font-weight: 700;
            color: #0b1a33;
        }
        /* GEO 描述 */
        .geo-section {
            background: #ffffff;
            border-radius: 20px;
            padding: 28px 30px;
            margin: 20px 0;
            border: 1px solid #eef2f6;
            box-shadow: 0 2px 8px rgba(0,0,0,0.02);
        }
        .geo-section p {
            color: #2d3a4f;
            font-size: 1.02rem;
        }
        /* 通用卡片 */
        .section-title {
            font-size: 1.6rem;
            font-weight: 600;
            margin-bottom: 28px;
            color: #0b1a33;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }
        .card {
            background: #ffffff;
            border-radius: 16px;
            padding: 24px;
            border: 1px solid #edf2f7;
            transition: all 0.25s ease;
        }
        .card:hover {
            box-shadow: 0 12px 28px rgba(0,0,0,0.04);
            transform: translateY(-2px);
        }
        .card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: 12px;
            margin-bottom: 16px;
            background: #eef2f6;
        }
        .card h3 {
            font-size: 1.2rem;
            margin-bottom: 10px;
            font-weight: 600;
        }
        .card p {
            color: #3d4e66;
            font-size: 0.95rem;
        }
        .badge {
            display: inline-block;
            background: #e8f0fe;
            color: #0d6efd;
            padding: 2px 14px;
            border-radius: 30px;
            font-size: 0.75rem;
            font-weight: 600;
            margin-bottom: 12px;
        }
        .flex-between {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .date-tag {
            color: #6c7a8e;
            font-size: 0.85rem;
        }
        .btn {
            display: inline-block;
            background: #0d6efd;
            color: #fff;
            padding: 10px 28px;
            border-radius: 40px;
            text-decoration: none;
            font-weight: 500;
            transition: 0.2s;
        }
        .btn:hover {
            background: #0b5ed7;
        }
        hr {
            border: none;
            border-top: 1px solid #e9ecef;
            margin: 40px 0;
        }
        .faq-item {
            background: #ffffff;
            border-radius: 14px;
            padding: 20px 24px;
            margin-bottom: 14px;
            border: 1px solid #edf2f7;
        }
        .faq-item h4 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .faq-item p {
            color: #3d4e66;
        }
        footer {
            background: #ffffff;
            border-top: 1px solid #e9ecef;
            padding: 40px 0 24px;
            margin-top: 40px;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px 28px;
            margin-bottom: 16px;
        }
        .footer-links a {
            color: #2d3a4f;
            text-decoration: none;
            font-size: 0.9rem;
            transition: 0.2s;
        }
        .footer-links a:hover {
            color: #0d6efd;
        }
        .footer-meta {
            text-align: center;
            color: #6c7a8e;
            font-size: 0.85rem;
            line-height: 2;
        }
        .footer-meta span {
            display: inline-block;
            margin: 0 6px;
        }
        .inline-icon {
            margin-right: 6px;
        }
        @media (max-width: 768px) {
            .navbar .container {
                flex-direction: column;
                gap: 12px;
            }
            .nav-links {
                justify-content: center;
                gap: 16px;
            }
            .hero-title h1 {
                font-size: 1.7rem;
            }
            .card img {
                height: 140px;
            }
        }