/* 基础样式 */
    body {
        margin: 0;
        padding: 0;
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #1a2980, #26d0ce);
        color: #ffffff;
        overflow-x: hidden;
    }
    /* 导航栏 */
    nav {
        position: fixed;
        width: 100%;
        backdrop-filter: blur(10px);
        background: rgba(0, 0, 0, 0.3);
        padding: 20px;
        display: flex;
        justify-content: center;
        z-index: 1000;
    }
    nav a {
        color: #ffffff;
        margin: 0 15px;
        text-decoration: none;
        font-size: 18px;
        transition: color 0.3s;
    }
    nav a:hover {
        color: #26d0ce;
    }
    /* 主要内容区 */
    .container {
        padding: 100px 20px 50px 20px;
        max-width: 1200px;
        margin: 0 auto;
    }
    h1, h2, h3, h4 {
        font-family: 'Futura', sans-serif;
        text-shadow: 0px 0px 10px rgba(255, 255, 255, 0.7);
    }
    h1 {
        font-size: 48px;
        margin-bottom: 20px;
    }
    h2 {
        font-size: 36px;
        margin-top: 40px;
        margin-bottom: 20px;
    }
    h3 {
        font-size: 28px;
        margin-top: 30px;
        margin-bottom: 15px;
    }
    h4 {
        font-size: 22px;
        margin-top: 20px;
        margin-bottom: 10px;
    }
    p {
        font-size: 18px;
        line-height: 1.6;
        margin-bottom: 20px;
        backdrop-filter: blur(5px);
    }
    pre {
        background: rgba(255, 255, 255, 0.1);
        padding: 15px;
        border-radius: 10px;
        overflow-x: auto;
        margin-bottom: 20px;
    }
    code {
        color: #26d0ce;
        font-family: 'Courier New', Courier, monospace;
    }
    table {
        width: 100%;
        border-collapse: collapse;
        margin-bottom: 20px;
    }
    table, th, td {
        border: 1px solid #26d0ce;
    }
    th, td {
        padding: 10px;
        text-align: left;
    }
    th {
        background: rgba(0, 0, 0, 0.5);
    }
    /* 图片样式 */
    img {
        width: 100%;
        height: auto;
        border-radius: 10px;
        margin-bottom: 20px;
    }
    /* 示例数据展示 */
    .example-data {
        background: rgba(0, 0, 0, 0.4);
        padding: 20px;
        border-radius: 15px;
        margin-top: 40px;
    }
    .example-data h2 {
        color: #ffcc00;
    }
    /* 响应式设计 */
    @media (max-width: 768px) {
        h1 {
            font-size: 36px;
        }
        h2 {
            font-size: 28px;
        }
        h3 {
            font-size: 24px;
        }
        h4 {
            font-size: 20px;
        }
        p, code, th, td {
            font-size: 16px;
        }
    }