/* 基础样式 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: 'Inter', sans-serif;
        background: linear-gradient(to bottom, #88C057, #F5F5F5);
        color: #34495E;
        line-height: 1.6;
        padding: 0 20px;
    }

    /* 字体定义 */
    @font-face {
        font-family: 'Quicksand';
        src: url('quicksand.ttf') format('truetype');
    }

    h1, h2, h3, h4, h5, h6 {
        font-family: 'Quicksand', sans-serif;
        color: #34495E;
    }

    /* 头部样式 */
    header {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        background: rgba(255, 255, 255, 0.9);
        padding: 15px 30px;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
        z-index: 1000;
    }

    header .logo {
        font-size: 28px;
        font-weight: bold;
        color: #88C057;
        display: inline-block;
    }

    nav {
        display: inline-block;
        margin-left: 50px;
    }

    nav ul {
        list-style: none;
        display: flex;
        gap: 20px;
    }

    nav ul li a {
        text-decoration: none;
        color: #34495E;
        transition: color 0.3s;
    }

    nav ul li a:hover {
        color: #88C057;
    }

    /* 主内容区 */
    main {
        margin-top: 80px;
        padding: 20px;
    }

    .card {
        background-color: #F5F5F5;
        border-radius: 12px;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        padding: 25px;
        margin-bottom: 25px;
        transition: transform 0.3s, box-shadow 0.3s;
    }

    .card:hover {
        transform: scale(1.02);
        box-shadow: 0 6px 8px rgba(0, 0, 0, 0.15);
    }

    /* 表格样式 */
    table {
        width: 100%;
        border-collapse: collapse;
        margin: 20px 0;
    }

    table, th, td {
        border: 1px solid #34495E;
    }

    th, td {
        padding: 12px;
        text-align: left;
    }

    th {
        background-color: #88C057;
        color: #fff;
    }

    /* 代码块样式 */
    pre {
        background: #34495E;
        color: #ecf0f1;
        padding: 20px;
        border-radius: 8px;
        overflow-x: auto;
        font-family: 'Courier New', Courier, monospace;
        margin: 20px 0;
    }

    /* 动画效果 */
    @keyframes grow {
        0% { transform: scale(0); opacity: 0; }
        100% { transform: scale(1); opacity: 1; }
    }

    .seed {
        animation: grow 2s ease-out forwards;
    }

    /* 图片样式 */
    img {
        max-width: 100%;
        height: auto;
        border-radius: 8px;
        margin: 10px 0;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        body {
            padding: 0 15px;
        }
    }

    @media (max-width: 1200px) {
        nav ul {
            gap: 15px;
        }
    }

    @media (max-width: 1024px) {
        .card {
            padding: 20px;
        }
    }

    @media (max-width: 768px) {
        nav ul {
            flex-direction: column;
            gap: 10px;
            margin-left: 0;
        }

        header {
            padding: 15px 20px;
        }
    }

    @media (max-width: 480px) {
        header .logo {
            font-size: 24px;
        }

        nav ul li a {
            font-size: 16px;
        }

        .card {
            padding: 15px;
        }
    }

    @media (max-width: 320px) {
        header .logo {
            font-size: 20px;
        }

        nav ul li a {
            font-size: 14px;
        }
    }

    /* 防止横向滚动 */
    html, body {
        overflow-x: hidden;
    }