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

    /* 头部样式 */
    header {
        background: rgba(0, 0, 0, 0.6);
        padding: 20px;
        text-align: center;
        position: fixed;
        width: 100%;
        top: 0;
        z-index: 1000;
        backdrop-filter: blur(10px);
    }

    header h1 {
        margin: 0;
        font-size: 2em;
        color: #ff9800;
        text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    }

    /* 导航栏样式 */
    nav {
        margin-top: 80px;
        text-align: center;
    }

    nav a {
        color: #d3d3d3;
        text-decoration: none;
        margin: 0 15px;
        font-size: 1.2em;
        transition: color 0.3s ease;
    }

    nav a:hover {
        color: #ff9800;
    }

    /* 主内容区域 */
    .container {
        padding: 100px 20px 50px 20px;
        max-width: 1200px;
        margin: 0 auto;
    }

    /* 文章样式 */
    article {
        background: rgba(255, 255, 255, 0.1);
        backdrop-filter: blur(10px);
        border-radius: 10px;
        padding: 30px;
        margin-bottom: 40px;
    }

    article h2 {
        font-size: 2em;
        color: #ffffff;
        margin-bottom: 20px;
    }

    article h3 {
        font-size: 1.5em;
        color: #ff9800;
        margin-top: 20px;
    }

    article h4 {
        font-size: 1.2em;
        color: #d3d3d3;
        margin-top: 15px;
    }

    article p {
        font-size: 1em;
        line-height: 1.6;
        color: #d3d3d3;
        margin-top: 10px;
    }

    article pre {
        background: rgba(0, 0, 0, 0.5);
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin-top: 10px;
    }

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

    /* 表格样式 */
    table {
        width: 100%;
        border-collapse: collapse;
        margin-top: 15px;
    }

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

    th, td {
        padding: 10px;
        text-align: left;
        color: #d3d3d3;
    }

    th {
        background: rgba(255, 255, 255, 0.2);
    }

    /* 示例数据样式 */
    .sample-data {
        background: rgba(255, 255, 255, 0.1);
        backdrop-filter: blur(10px);
        border-radius: 10px;
        padding: 30px;
    }

    .sample-data h2 {
        font-size: 1.8em;
        color: #ff9800;
        margin-bottom: 20px;
    }

    .sample-data ul {
        list-style: none;
        padding: 0;
    }

    .sample-data li {
        background: rgba(255, 255, 255, 0.05);
        padding: 15px;
        margin-bottom: 10px;
        border-radius: 5px;
        transition: background 0.3s ease;
    }

    .sample-data li:hover {
        background: rgba(255, 255, 255, 0.2);
    }

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

    .images img {
        width: 100px;
        height: 100px;
        object-fit: cover;
        border-radius: 5px;
        animation: aurora-move 15s linear infinite;
    }

    /* 页脚样式 */
    footer {
        background: rgba(0, 0, 0, 0.6);
        padding: 20px;
        text-align: center;
        color: #d3d3d3;
        position: fixed;
        width: 100%;
        bottom: 0;
        backdrop-filter: blur(10px);
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        .container {
            max-width: 1000px;
        }
    }

    @media (max-width: 1200px) {
        .container {
            max-width: 900px;
        }
    }

    @media (max-width: 1024px) {
        .container {
            max-width: 800px;
        }
    }

    @media (max-width: 768px) {
        header h1 {
            font-size: 1.5em;
        }

        nav a {
            margin: 0 10px;
            font-size: 1em;
        }

        .images img {
            width: 80px;
            height: 80px;
        }
    }

    @media (max-width: 480px) {
        .container {
            padding: 80px 10px 40px 10px;
        }

        article {
            padding: 20px;
        }

        .sample-data h2 {
            font-size: 1.5em;
        }

        .sample-data li {
            padding: 10px;
        }

        .images img {
            width: 60px;
            height: 60px;
        }
    }

    @media (max-width: 320px) {
        header h1 {
            font-size: 1.2em;
        }

        nav a {
            margin: 0 5px;
            font-size: 0.9em;
        }

        .images img {
            width: 50px;
            height: 50px;
        }
    }

    /* 动画效果 */
    @keyframes aurora-move {
        0% { transform: translateY(0) rotate(0deg); }
        50% { transform: translateY(-20px) rotate(180deg); }
        100% { transform: translateY(0) rotate(360deg); }
    }

    /* 提示信息样式 */
    .reference-note {
        background: rgba(255, 255, 255, 0.1);
        backdrop-filter: blur(10px);
        padding: 10px;
        border-radius: 5px;
        text-align: center;
        margin-bottom: 20px;
        font-size: 1em;
        color: #ff9800;
    }