/* 全局样式 */
    body {
        margin: 0;
        padding: 0;
        background: linear-gradient(135deg, #121212, #1e1e1e);
        color: #C7C7C7;
        font-family: 'Montserrat', sans-serif;
        line-height: 1.6;
    }

    /* 导航栏样式 */
    nav {
        position: fixed;
        top: 0;
        width: 100%;
        background-color: rgba(18, 18, 18, 0.9);
        padding: 20px;
        box-shadow: 0 2px 4px rgba(0,0,0,0.5);
        z-index: 1000;
    }

    nav ul {
        list-style: none;
        display: flex;
        justify-content: center;
        gap: 30px;
    }

    nav ul li a {
        color: #C77DFF;
        text-decoration: none;
        font-size: 18px;
        font-weight: bold;
        transition: color 0.3s;
    }

    nav ul li a:hover {
        color: #64F9FF;
    }

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

    h1, h2, h3 {
        color: #FFFFFF;
        font-family: 'Roboto', sans-serif;
        margin-bottom: 15px;
    }

    p {
        margin-bottom: 15px;
        font-size: 16px;
    }

    /* 按钮样式 */
    .button {
        background: linear-gradient(to right, #64F9FF, #C77DFF);
        color: white;
        border: none;
        padding: 10px 20px;
        font-size: 16px;
        cursor: pointer;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        border-radius: 5px;
    }

    .button:hover {
        transform: scale(1.1);
        box-shadow: 0 0 10px rgba(100, 249, 255, 0.7);
    }

    /* 代码块样式 */
    pre {
        background-color: #1e1e1e;
        padding: 15px;
        border-radius: 8px;
        overflow-x: auto;
    }

    code {
        color: #64F9FF;
        font-family: 'Courier New', Courier, monospace;
    }

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

    table, th, td {
        border: 1px solid #333;
    }

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

    th {
        background-color: #2c2c2c;
        color: #64F9FF;
    }

    /* 卡片样式 */
    .card {
        background-color: #181818;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
        border-radius: 8px;
        padding: 20px;
        margin: 20px 0;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .card:hover {
        transform: translateY(-5px);
        box-shadow: 0 8px 16px rgba(0,0,0,0.3);
    }

    /* 图片样式 */
    img {
        max-width: 100%;
        border-radius: 8px;
        margin: 10px 0;
    }

    /* 表格响应式 */
    @media (max-width: 768px) {
        nav ul {
            flex-direction: column;
            gap: 15px;
        }

        .container {
            padding: 10px;
        }

        table, th, td {
            font-size: 14px;
        }
    }

    @media (min-width: 769px) and (max-width: 1024px) {
        .container {
            padding: 15px;
        }
    }

    @media (min-width: 1025px) and (max-width: 1440px) {
        .container {
            padding: 20px;
        }
    }

    @media (min-width: 1441px) {
        .container {
            padding: 30px;
        }
    }

    /* 动画效果 */
    .icon {
        font-size: 24px;
        color: #C77DFF;
        transition: transform 0.3s ease;
    }

    .icon:hover {
        transform: rotate(10deg);
    }

    /* 背景纹理 */
    body::after {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: url('https://images.gptkong.com/demo/sample1.png') repeat;
        opacity: 0.05;
        z-index: -1;
    }

    /* 表格字体调整 */
    table th, table td {
        font-family: 'Montserrat', sans-serif;
        font-size: 16px;
    }