* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;
            background: linear-gradient(135deg, #f0fdf4 0%, #e6f7ec 50%, #d1fae5 100%);
            color: #1e293b;
            line-height: 1.6;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        /* 导航 */
        .nav-bar {
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(10px);
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            position: sticky;
            top: 0;
            z-index: 100;
            padding: 12px 0;
        }
        .nav-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .nav-links {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
        }
        .nav-links a {
            text-decoration: none;
            color: #1e293b;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: 30px;
            transition: all 0.2s;
        }
        .nav-links a:hover {
            background: #34d399;
            color: white;
        }
        .logo {
            font-size: 1.2rem;
            font-weight: 700;
            background: linear-gradient(135deg, #34d399, #0ea5e9);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        /* H1 */
        .hero-section {
            text-align: center;
            padding: 60px 20px 40px;
        }
        .hero-section h1 {
            font-size: 2.4rem;
            font-weight: 800;
            background: linear-gradient(135deg, #0f766e, #34d399);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 16px;
        }
        .hero-section p {
            max-width: 800px;
            margin: 0 auto;
            font-size: 1.05rem;
            color: #475569;
        }
        /* 通用卡片 */
        .card {
            background: white;
            border-radius: 20px;
            padding: 28px 24px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.04);
            transition: transform 0.2s;
        }
        .card:hover {
            transform: translateY(-3px);
        }
        .section-title {
            font-size: 1.7rem;
            font-weight: 700;
            margin-bottom: 24px;
            color: #0f766e;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        @media (max-width: 768px) {
            .grid-2, .grid-3, .grid-4 {
                grid-template-columns: 1fr;
            }
            .hero-section h1 {
                font-size: 1.7rem;
            }
        }
        img {
            max-width: 100%;
            border-radius: 16px;
            display: block;
            object-fit: cover;
        }
        .img-placeholder {
            background: #e2e8f0;
            border-radius: 16px;
            min-height: 160px;
        }
        .badge {
            background: #34d39920;
            color: #0f766e;
            padding: 4px 12px;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 600;
        }
        .btn {
            display: inline-block;
            background: #34d399;
            color: white;
            padding: 10px 28px;
            border-radius: 30px;
            text-decoration: none;
            font-weight: 600;
            transition: background 0.2s;
        }
        .btn:hover {
            background: #2bbf8a;
        }
        .footer {
            background: #0f172a;
            color: #cbd5e1;
            padding: 40px 0 20px;
            margin-top: 50px;
            font-size: 0.9rem;
        }
        .footer a {
            color: #94a3b8;
            text-decoration: none;
        }
        .footer a:hover {
            color: #34d399;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            margin: 16px 0;
        }
        .faq-item {
            border-bottom: 1px solid #e2e8f0;
            padding: 18px 0;
        }
        .faq-item h4 {
            color: #0f766e;
            margin-bottom: 8px;
        }
        .news-card {
            padding: 16px 0;
            border-bottom: 1px solid #e2e8f0;
        }
        .news-card:last-child {
            border-bottom: none;
        }
        .news-date {
            font-size: 0.8rem;
            color: #64748b;
            margin-bottom: 4px;
        }
        .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: #0f766e;
        }
        .partner-logo {
            background: #f1f5f9;
            border-radius: 12px;
            padding: 16px;
            text-align: center;
            font-weight: 600;
            color: #475569;
        }
        .highlight-card {
            background: white;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 4px 12px rgba(0,0,0,0.04);
        }
        .highlight-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .highlight-card .content {
            padding: 16px 20px 20px;
        }