/* 全局样式 */
    body {
        margin: 0;
        padding: 0;
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #1e3c72, #2a5298);
        color: #ffffff;
        line-height: 1.6;
    }

    h1, h2, h3, h4 {
        font-family: 'Inter', sans-serif;
        color: #ffffff;
    }

    h1 {
        font-size: 2.5em;
        text-align: center;
        margin-top: 20px;
        text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    }

    h2 {
        font-size: 2em;
        margin-top: 40px;
        border-bottom: 2px solid #ffffff;
        padding-bottom: 10px;
    }

    h3 {
        font-size: 1.5em;
        margin-top: 30px;
        color: #4CAF50;
    }

    p {
        font-size: 1em;
        margin: 20px 0;
        padding: 0 10px;
    }

    a {
        color: #FFD700;
        text-decoration: none;
        transition: color 0.3s ease;
    }

    a:hover {
        color: #FFA500;
    }

    /* 卡片样式 */
    .card {
        background: rgba(255, 255, 255, 0.2);
        backdrop-filter: blur(10px);
        border-radius: 15px;
        padding: 20px;
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
        margin: 20px;
        transition: backdrop-filter 0.5s ease-in-out;
    }

    .card:hover {
        backdrop-filter: blur(5px);
    }

    /* 表格样式 */
    table {
        width: 100%;
        border-collapse: collapse;
        margin: 20px 0;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 10px;
        overflow: hidden;
    }

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

    th {
        background: #4CAF50;
        color: #ffffff;
    }

    tr:nth-child(even) {
        background: rgba(255, 255, 255, 0.05);
    }

    /* 代码块样式 */
    pre {
        background: #2c2c2c;
        padding: 15px;
        border-radius: 10px;
        overflow-x: auto;
        font-family: 'Courier New', Courier, monospace;
        color: #f1f1f1;
    }

    code {
        font-family: 'Courier New', Courier, monospace;
        color: #f1f1f1;
    }

    /* 图片样式 */
    img {
        width: 100%;
        max-width: 320px;
        border-radius: 10px;
    }

    /* 布局容器 */
    .container {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        padding: 20px;
    }

    .column {
        flex: 1;
        min-width: 280px;
        max-width: 400px;
        margin: 10px;
    }

    /* 动画效果 */
    @keyframes aurora-move {
        0% { background-position: 0% 50%; }
        50% { background-position: 100% 50%; }
        100% { background-position: 0% 50%; }
    }

    .animated-background {
        background: radial-gradient(circle, rgb(255, 87, 34), transparent);
        animation: aurora-move 15s linear infinite;
    }

    /* 响应式设计 */
    @media (max-width: 320px) {
        h1 {
            font-size: 1.8em;
        }
        p, pre, table {
            font-size: 0.9em;
        }
    }

    @media (max-width: 480px) {
        h1 {
            font-size: 2em;
        }
    }

    @media (max-width: 768px) {
        .container {
            flex-direction: column;
            align-items: center;
        }
        .card {
            padding: 15px;
        }
    }

    @media (min-width: 1024px) and (max-width: 1200px) {
        .column {
            max-width: 350px;
        }
    }

    @media (min-width: 1440px) {
        .container {
            padding: 40px;
        }
        h1 {
            font-size: 3em;
        }
    }

    /* 提示信息样式 */
    .reference-note {
        text-align: center;
        font-style: italic;
        margin: 20px 0;
        color: #FFD700;
    }