/* 基础样式 */
    body {
        margin: 0;
        padding: 0;
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #a8dadc 0%, #f4f4f4 100%);
        color: #333;
        line-height: 1.6;
        display: flex;
        flex-direction: column;
        min-height: 100vh;
    }

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

    /* 头部样式 */
    header {
        background: radial-gradient(circle, rgba(255, 255, 255, 0.9), transparent);
        padding: 20px 0;
        text-align: center;
        position: relative;
    }

    header h1 {
        font-family: 'Bodoni Moda', serif;
        font-size: 2.5em;
        color: #2d6a4f;
        margin: 0;
    }

    /* 提示信息 */
    .reference-note {
        text-align: center;
        font-size: 1em;
        color: #555;
        margin: 10px 0;
    }

    /* 主内容样式 */
    main {
        flex: 1;
        background: rgba(255, 255, 255, 0.8);
        padding: 20px;
        border-radius: 10px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        margin-top: 20px;
    }

    main h2, main h3, main h4 {
        font-family: 'Bodoni Moda', serif;
        color: #2d6a4f;
    }

    main h2 {
        font-size: 2em;
        margin-bottom: 10px;
    }

    main h3 {
        font-size: 1.5em;
        margin: 20px 0 10px;
    }

    main h4 {
        font-size: 1.2em;
        margin: 15px 0 10px;
    }

    main p {
        margin-bottom: 15px;
    }

    /* 代码块样式 */
    pre {
        background: #f1f1f1;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        font-family: 'Courier New', Courier, monospace;
    }

    code {
        color: #d6336c;
    }

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

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

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

    th {
        background: #e8f5e9;
    }

    /* 图片样式 */
    .image-gallery {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        margin: 20px 0;
    }

    .image-gallery img {
        width: 100%;
        max-width: 150px;
        border-radius: 5px;
    }

    /* 动画效果 */
    .animated-background {
        animation: aurora-move 15s linear infinite;
        background: radial-gradient(circle, rgba(255,87,34,0.8), transparent);
    }

    @keyframes aurora-move {
        0% { background-position: 0% 50%; }
        50% { background-position: 100% 50%; }
        100% { background-position: 0% 50%; }
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        header h1 {
            font-size: 2.2em;
        }
    }

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

    @media (max-width: 1024px) {
        main {
            padding: 15px;
        }
    }

    @media (max-width: 768px) {
        main {
            padding: 10px;
        }
    }

    @media (max-width: 480px) {
        header h1 {
            font-size: 1.8em;
        }

        main h2 {
            font-size: 1.8em;
        }

        main h3 {
            font-size: 1.3em;
        }

        .image-gallery img {
            max-width: 100px;
        }
    }

    @media (max-width: 320px) {
        header h1 {
            font-size: 1.5em;
        }

        main h2 {
            font-size: 1.5em;
        }

        main h3 {
            font-size: 1.1em;
        }
    }

    /* 按钮样式 */
    .button {
        background-color: #e8f5e9;
        color: #3e8e41;
        border: none;
        padding: 10px 20px;
        border-radius: 5px;
        cursor: pointer;
        transition: all 0.3s ease;
        font-size: 1em;
        text-decoration: none;
        display: inline-block;
    }

    .button:hover {
        background-color: #3e8e41;
        color: #ffffff;
    }

    /* 链接样式 */
    a {
        color: #2d6a4f;
        text-decoration: none;
    }

    a:hover {
        text-decoration: underline;
    }

    /* 页脚样式 */
    footer {
        text-align: center;
        padding: 20px 0;
        background: #2d6a4f;
        color: #ffffff;
        font-size: 0.9em;
    }