* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            background: linear-gradient(135deg, #f0fdf4 0%, #e6fffa 100%);
            color: #1f2937;
            line-height: 1.6;
            min-height: 100vh;
        }
        a {
            color: #059669;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #34d399;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        /* 导航 */
        nav {
            background: rgba(255,255,255,0.9);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid #e5e7eb;
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 8px rgba(0,0,0,0.04);
        }
        nav .container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
        }
        .logo {
            font-size: 1.3rem;
            font-weight: 700;
            background: linear-gradient(135deg, #34d399, #0ea5e9);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .nav-links {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            align-items: center;
        }
        .nav-links a {
            font-weight: 500;
            padding: 6px 12px;
            border-radius: 8px;
            background: transparent;
            transition: background 0.2s, color 0.2s;
        }
        .nav-links a:hover {
            background: #d1fae5;
            color: #065f46;
        }
        /* 卡片 */
        .card {
            background: white;
            border-radius: 20px;
            padding: 24px;
            box-shadow: 0 4px 16px rgba(0,0,0,0.04);
            transition: box-shadow 0.25s;
            border: 1px solid #e6f2f0;
        }
        .card:hover {
            box-shadow: 0 8px 28px rgba(52, 211, 153, 0.10);
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: #065f46;
            margin-bottom: 24px;
            letter-spacing: -0.02em;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .text-mint {
            color: #34d399;
        }
        .bg-mint-soft {
            background: #ecfdf5;
            border-radius: 16px;
            padding: 20px;
        }
        img {
            max-width: 100%;
            border-radius: 12px;
            height: auto;
            display: block;
        }
        .btn {
            display: inline-block;
            background: linear-gradient(135deg, #34d399, #059669);
            color: white;
            padding: 14px 32px;
            border-radius: 40px;
            font-weight: 600;
            transition: transform 0.2s, box-shadow 0.2s;
            box-shadow: 0 4px 14px rgba(52,211,153,0.3);
        }
        .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(52,211,153,0.4);
            color: white;
        }
        footer {
            background: #111827;
            color: #d1d5db;
            padding: 40px 0 20px;
            margin-top: 60px;
            border-radius: 48px 48px 0 0;
        }
        footer a {
            color: #6ee7b7;
        }
        footer a:hover {
            color: #a7f3d0;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px 28px;
            margin-bottom: 20px;
        }
        .footer-info {
            text-align: center;
            font-size: 0.9rem;
            line-height: 1.8;
            border-top: 1px solid #1f2937;
            padding-top: 24px;
        }
        @media (max-width: 768px) {
            .grid-2, .grid-3 {
                grid-template-columns: 1fr;
            }
            nav .container {
                flex-direction: column;
                gap: 12px;
            }
            .nav-links {
                justify-content: center;
                gap: 10px;
            }
        }
        /* 新闻卡片 */
        .news-item {
            border-bottom: 1px solid #e5e7eb;
            padding: 20px 0;
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-meta {
            display: flex;
            gap: 16px;
            font-size: 0.85rem;
            color: #6b7280;
            margin-bottom: 6px;
        }
        .faq-item {
            border-bottom: 1px solid #d1fae5;
            padding: 18px 0;
        }
        .faq-item strong {
            color: #065f46;
            font-size: 1.1rem;
        }
        .faq-item p {
            margin-top: 8px;
        }
        /* 图片占位 */
        .img-gallery {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin: 20px 0;
        }
        @media (max-width: 768px) {
            .img-gallery {
                grid-template-columns: repeat(2, 1fr);
            }
        }