/* 基础样式 */
    body {
        margin: 0;
        padding: 0;
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #000046, #1cb5e0);
        color: #ffffff;
        overflow-x: hidden;
    }

    h1, h2, h3, h4, h5, h6 {
        font-family: 'Orbitron', sans-serif;
        text-transform: uppercase;
        color: #ffffff;
    }

    p {
        line-height: 1.6;
        font-size: 16px;
        color: #e0e0e0;
    }

    a {
        color: #00ff99;
        text-decoration: none;
    }

    a:hover {
        text-decoration: underline;
    }

    /* 容器 */
    .container {
        width: 90%;
        max-width: 1200px;
        margin: 0 auto;
        padding: 20px;
    }

    /* 头部 */
    header {
        text-align: center;
        padding: 50px 0;
        background: linear-gradient(135deg, #000046, #1cb5e0);
    }

    header h1 {
        font-size: 48px;
        margin-bottom: 10px;
    }

    header p {
        font-size: 18px;
        color: #cccccc;
    }

    /* 文章样式 */
    article {
        background: rgba(0, 0, 0, 0.7);
        padding: 30px;
        border-radius: 10px;
        margin-bottom: 40px;
    }

    article h2 {
        font-size: 32px;
        margin-bottom: 20px;
    }

    article h3 {
        font-size: 24px;
        margin-top: 30px;
        margin-bottom: 15px;
    }

    article pre {
        background: #2d2d2d;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
    }

    article code {
        font-family: 'Courier New', Courier, monospace;
        color: #00ff99;
    }

    table {
        width: 100%;
        border-collapse: collapse;
        margin-top: 20px;
    }

    table, th, td {
        border: 1px solid #444;
    }

    th, td {
        padding: 10px;
        text-align: left;
    }

    th {
        background: #1cb5e0;
        color: #ffffff;
    }

    /* 图片样式 */
    .images {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        margin-top: 20px;
    }

    .images img {
        width: 100%;
        max-width: 320px;
        border-radius: 5px;
    }

    /* 指示文本 */
    .reference {
        text-align: center;
        font-size: 18px;
        margin: 20px 0;
        color: #ffcc00;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        header h1 {
            font-size: 42px;
        }
        article h2 {
            font-size: 28px;
        }
    }

    @media (max-width: 1200px) {
        .container {
            width: 95%;
        }
    }

    @media (max-width: 1024px) {
        header h1 {
            font-size: 36px;
        }
        article h2 {
            font-size: 24px;
        }
    }

    @media (max-width: 768px) {
        .images {
            flex-direction: column;
            align-items: center;
        }
        header h1 {
            font-size: 30px;
        }
        article h2 {
            font-size: 20px;
        }
    }

    @media (max-width: 480px) {
        header h1 {
            font-size: 24px;
        }
        article h2 {
            font-size: 18px;
        }
        p {
            font-size: 14px;
        }
    }

    @media (max-width: 320px) {
        header h1 {
            font-size: 20px;
        }
        article h2 {
            font-size: 16px;
        }
        p {
            font-size: 12px;
        }
    }

    /* 按钮样式 */
    .btn {
        display: inline-block;
        padding: 10px 20px;
        background: #00ff99;
        color: #000;
        border-radius: 5px;
        margin-top: 20px;
        transition: background 0.3s ease;
    }

    .btn:hover {
        background: #ffcc00;
    }

    /* 代码块样式 */
    .code-block {
        background: #2d2d2d;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin-top: 10px;
        margin-bottom: 10px;
    }

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

    table th, table td {
        border: 1px solid #444;
        padding: 10px;
        text-align: left;
    }

    table th {
        background: #1cb5e0;
    }