/* 基本样式 */
    body {
        margin: 0;
        padding: 0;
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #1e3c72, #2a5298);
        color: #ffffff;
    }

    /* 头部样式 */
    header {
        position: fixed;
        top: 0;
        width: 100%;
        background: rgba(30, 60, 114, 0.8);
        backdrop-filter: blur(10px);
        box-shadow: 0 2px 4px rgba(0,0,0,0.5);
        z-index: 1000;
    }

    .nav-container {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 15px 30px;
    }

    .nav-logo {
        font-size: 24px;
        font-weight: bold;
        color: #ffffff;
        text-decoration: none;
    }

    .nav-links a {
        margin-left: 20px;
        color: #ffffff;
        text-decoration: none;
        font-size: 16px;
        transition: color 0.3s ease;
    }

    .nav-links a:hover {
        color: #00ffcc;
    }

    /* 主体内容样式 */
    .main {
        display: flex;
        flex-direction: row;
        padding: 100px 50px 50px 50px;
        max-width: 1200px;
        margin: 0 auto;
    }

    .content {
        flex: 1;
        padding: 20px;
    }

    .visual {
        flex: 1;
        padding: 20px;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        align-items: center;
        gap: 10px;
    }

    .visual img {
        width: 100%;
        max-width: 320px;
        height: auto;
        border-radius: 10px;
        box-shadow: 0 4px 8px rgba(0,0,0,0.3);
        transition: transform 0.3s ease;
    }

    .visual img:hover {
        transform: scale(1.05);
    }

    /* 示例数据展示样式 */
    .example-section {
        background: rgba(255, 255, 255, 0.1);
        padding: 40px 30px;
        margin: 50px 0;
        border-radius: 15px;
    }

    .example-section h2 {
        text-align: center;
        margin-bottom: 30px;
        font-size: 28px;
        color: #00ffcc;
    }

    .example-section article {
        line-height: 1.8;
    }

    .example-section pre {
        background: rgba(0, 0, 0, 0.5);
        padding: 15px;
        border-radius: 10px;
        overflow-x: auto;
    }

    .example-section code {
        color: #00ffcc;
        font-family: 'Courier New', Courier, monospace;
    }

    .example-section table {
        width: 100%;
        border-collapse: collapse;
        margin: 20px 0;
    }

    .example-section table, .example-section th, .example-section td {
        border: 1px solid #00ffcc;
    }

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

    /* 提示语样式 */
    .reference-note {
        text-align: center;
        font-size: 18px;
        margin: 20px 0;
        color: #ffcc00;
    }

    /* 页脚样式 */
    footer {
        background: rgba(30, 60, 114, 0.8);
        color: #ffffff;
        text-align: center;
        padding: 20px 0;
        position: relative;
        bottom: 0;
        width: 100%;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        .main {
            max-width: 1024px;
        }
    }

    @media (max-width: 1200px) {
        .main {
            padding: 100px 40px 40px 40px;
        }
    }

    @media (max-width: 1024px) {
        .main {
            flex-direction: column;
            padding: 100px 30px 30px 30px;
        }

        .visual {
            flex-direction: column;
        }
    }

    @media (max-width: 768px) {
        .nav-container {
            flex-direction: column;
        }

        .nav-links {
            margin-top: 10px;
        }

        .nav-links a {
            margin-left: 0;
            margin-right: 15px;
        }
    }

    @media (max-width: 480px) {
        .main {
            padding: 100px 20px 20px 20px;
        }

        .nav-logo {
            font-size: 20px;
        }

        .nav-links a {
            font-size: 14px;
        }

        .example-section h2 {
            font-size: 24px;
        }
    }

    @media (max-width: 320px) {
        .main {
            padding: 100px 10px 10px 10px;
        }

        .example-section h2 {
            font-size: 20px;
        }
    }

    /* 动画效果 */
    .fade-in {
        animation: fadeIn 2s ease-in-out;
    }

    @keyframes fadeIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }

    .hover-effect:hover {
        transform: scale(1.05);
        transition: transform 0.3s ease;
    }