/* 全局样式 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #0f3460, #16222a);
        color: #ffffff;
        overflow-x: hidden;
    }

    a {
        color: #00d2ff;
        text-decoration: none;
        rel: nofollow;
    }

    a:hover {
        text-decoration: underline;
    }

    /* 头部样式 */
    header {
        width: 100%;
        padding: 20px 40px;
        background: rgba(255, 255, 255, 0.1);
        backdrop-filter: blur(10px);
        display: flex;
        justify-content: space-between;
        align-items: center;
        position: fixed;
        top: 0;
        z-index: 1000;
    }

    header h1 {
        font-size: 24px;
        font-weight: 700;
        letter-spacing: 1px;
    }

    /* 主内容样式 */
    main {
        padding: 100px 20px 50px 20px;
        max-width: 1200px;
        margin: 0 auto;
    }

    /* 章节标题 */
    main h2, main h3 {
        margin-bottom: 20px;
        font-family: 'SF Pro', sans-serif;
    }

    main h2 {
        font-size: 32px;
        font-weight: 900;
        letter-spacing: 2px;
        text-align: center;
        margin-bottom: 40px;
    }

    main h3 {
        font-size: 24px;
        font-weight: 700;
        margin-top: 30px;
    }

    /* 文章段落 */
    main p {
        font-size: 16px;
        line-height: 1.6;
        margin-bottom: 20px;
        opacity: 0.9;
    }

    /* 代码块样式 */
    main pre {
        background: rgba(255, 255, 255, 0.1);
        padding: 15px;
        border-radius: 10px;
        overflow-x: auto;
        margin-bottom: 20px;
    }

    main code {
        font-family: 'Courier New', Courier, monospace;
        color: #00d2ff;
    }

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

    main table, main th, main td {
        border: 1px solid rgba(255, 255, 255, 0.3);
    }

    main th, main td {
        padding: 12px 15px;
        text-align: left;
    }

    main th {
        background: rgba(255, 255, 255, 0.2);
        font-weight: 700;
    }

    /* 示例数据展示 */
    .gallery {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
        gap: 20px;
        margin-top: 40px;
    }

    .gallery-item {
        background: rgba(255, 255, 255, 0.1);
        border-radius: 15px;
        backdrop-filter: blur(10px);
        padding: 15px;
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
        transition: transform 0.3s ease;
    }

    .gallery-item:hover {
        transform: scale(1.05);
    }

    .gallery-item img {
        width: 100%;
        border-radius: 10px;
        margin-bottom: 10px;
    }

    .gallery-item p {
        font-size: 14px;
        opacity: 0.8;
    }

    /* 提示信息 */
    .reference {
        text-align: center;
        font-size: 18px;
        margin: 40px 0;
        opacity: 0.9;
    }

    /* 响应式设计 */
    @media (max-width: 768px) {
        header {
            padding: 15px 20px;
        }

        main {
            padding: 80px 15px 30px 15px;
        }

        main h2 {
            font-size: 28px;
        }

        main h3 {
            font-size: 20px;
        }

        .reference {
            font-size: 16px;
        }
    }

    @media (max-width: 480px) {
        header h1 {
            font-size: 20px;
        }

        main h2 {
            font-size: 24px;
        }

        main h3 {
            font-size: 18px;
        }

        main p, main code, main th, main td {
            font-size: 14px;
        }

        .reference {
            font-size: 14px;
        }
    }