* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            background: #f0fdf4;
            color: #1f2937;
            line-height: 1.7;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        /* 导航 */
        nav {
            background: linear-gradient(135deg, #34d399, #a7f3d0);
            padding: 12px 0;
            box-shadow: 0 2px 12px rgba(0,0,0,0.06);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .nav-links {
            display: flex;
            justify-content: center;
            gap: 28px;
            flex-wrap: wrap;
        }
        .nav-links a {
            color: #064e3b;
            text-decoration: none;
            font-weight: 600;
            font-size: 1rem;
            padding: 6px 14px;
            border-radius: 40px;
            transition: background 0.2s, color 0.2s;
        }
        .nav-links a:hover {
            background: rgba(255,255,255,0.3);
            color: #022c22;
        }
        /* H1 */
        h1 {
            font-size: 2.2rem;
            font-weight: 800;
            color: #064e3b;
            text-align: center;
            margin: 40px 0 20px;
            letter-spacing: 0.5px;
        }
        /* 通用 */
        h2 {
            font-size: 1.8rem;
            color: #065f46;
            margin-bottom: 24px;
            border-left: 5px solid #34d399;
            padding-left: 16px;
        }
        h3 {
            color: #047857;
            margin: 16px 0 10px;
        }
        .section {
            background: #ffffff;
            border-radius: 24px;
            padding: 30px 28px;
            margin: 30px 0;
            box-shadow: 0 4px 16px rgba(0,0,0,0.04);
        }
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 20px;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr 1fr;
            gap: 16px;
        }
        .card {
            background: #f7fef9;
            border-radius: 18px;
            padding: 20px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.03);
            transition: transform 0.15s, box-shadow 0.15s;
        }
        .card:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(52,211,153,0.15);
        }
        .card img {
            width: 100%;
            border-radius: 12px;
            margin-bottom: 12px;
        }
        .badge {
            display: inline-block;
            background: #d1fae5;
            color: #065f46;
            font-size: 0.75rem;
            padding: 4px 10px;
            border-radius: 30px;
            font-weight: 600;
            margin-right: 8px;
        }
        .btn {
            display: inline-block;
            background: linear-gradient(135deg, #34d399, #6ee7b7);
            color: #022c22;
            padding: 10px 28px;
            border-radius: 40px;
            font-weight: 700;
            text-decoration: none;
            transition: 0.2s;
        }
        .btn:hover {
            transform: scale(1.02);
            box-shadow: 0 8px 18px rgba(52,211,153,0.3);
        }
        .flex-center {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .faq-item {
            margin-bottom: 24px;
            border-bottom: 1px dashed #d1fae5;
            padding-bottom: 20px;
        }
        .faq-item strong {
            color: #065f46;
            font-size: 1.1rem;
        }
        .faq-item p {
            margin-top: 8px;
            color: #374151;
        }
        .news-item {
            margin-bottom: 28px;
        }
        .news-date {
            color: #6b7280;
            font-size: 0.85rem;
            display: block;
            margin-bottom: 4px;
        }
        .news-item h3 {
            margin: 4px 0 8px;
        }
        footer {
            background: #064e3b;
            color: #d1fae5;
            padding: 36px 0 20px;
            margin-top: 40px;
            border-radius: 32px 32px 0 0;
        }
        footer a {
            color: #6ee7b7;
            text-decoration: none;
            margin: 0 6px;
        }
        footer a:hover {
            text-decoration: underline;
        }
        .footer-links, .footer-friend {
            text-align: center;
            margin: 12px 0;
            font-size: 0.9rem;
        }
        .footer-info {
            text-align: center;
            font-size: 0.85rem;
            opacity: 0.9;
            margin-top: 24px;
        }
        @media (max-width: 768px) {
            .grid-2, .grid-3, .grid-4 {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 1.6rem;
            }
            .nav-links {
                gap: 10px;
            }
            .nav-links a {
                font-size: 0.9rem;
                padding: 4px 10px;
            }
        }
        /* 图片自适应 */
        .section img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .img-card {
            width: 100%;
            border-radius: 18px;
            margin-bottom: 10px;
        }
        .inline-img {
            max-height: 60px;
            width: auto;
        }