/* 基础样式 */
    body {
        margin: 0;
        padding: 0;
        background: linear-gradient(135deg, #1e1e1e, #2c2c2c);
        color: #e0e0e0;
        font-family: 'Roboto Mono', monospace;
        line-height: 1.6;
    }

    /* 全局链接样式 */
    a {
        color: #00ffff;
        text-decoration: none;
        transition: color 0.3s ease;
    }

    a:hover {
        color: #ff77ff;
    }

    /* 容器 */
    .container {
        width: 90%;
        max-width: 1200px;
        margin: 0 auto;
        padding: 2rem 0;
    }

    /* 头部样式 */
    header {
        position: fixed;
        top: 0;
        width: 100%;
        background: rgba(20, 20, 20, 0.9);
        backdrop-filter: blur(10px);
        z-index: 1000;
    }

    header .container {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    header h1 {
        font-size: 1.5rem;
        color: #ffffff;
    }

    /* 导航栏 */
    nav ul {
        list-style: none;
        display: flex;
        gap: 1.5rem;
    }

    nav li {
        position: relative;
    }

    nav li::after {
        content: '';
        position: absolute;
        width: 0%;
        height: 2px;
        background: #00ffff;
        left: 0;
        bottom: -5px;
        transition: width 0.3s;
    }

    nav li:hover::after {
        width: 100%;
    }

    /* 主内容样式 */
    main {
        padding-top: 80px;
    }

    section {
        margin: 3rem 0;
    }

    section h2, section h3, section h4 {
        color: #00ffff;
        margin-bottom: 1rem;
        position: relative;
    }

    section h2::after, section h3::after, section h4::after {
        content: '';
        display: block;
        width: 50px;
        height: 3px;
        background: linear-gradient(90deg, #ff77ff, #00ffff);
        margin-top: 0.5rem;
    }

    /* 文章内容样式 */
    article {
        background: rgba(30, 30, 30, 0.8);
        padding: 2rem;
        border-radius: 10px;
        box-shadow: 0 0 10px rgba(0,0,0,0.7);
    }

    article pre {
        background: #1e1e1e;
        padding: 1rem;
        border-radius: 5px;
        overflow-x: auto;
        margin: 1.5rem 0;
    }

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

    /* 示例数据展示 */
    .example-data {
        display: flex;
        flex-wrap: wrap;
        gap: 1.5rem;
    }

    .data-item {
        background: rgba(50, 50, 50, 0.8);
        padding: 1rem;
        border-radius: 8px;
        flex: 1 1 calc(33% - 1.5rem);
        box-shadow: 0 0 5px rgba(0,0,0,0.5);
    }

    .data-item h3 {
        color: #ff77ff;
        margin-bottom: 0.5rem;
    }

    /* 图片样式 */
    .image-gallery {
        display: flex;
        flex-wrap: wrap;
        gap: 1rem;
        margin-top: 2rem;
    }

    .image-gallery img {
        width: 320px;
        height: 320px;
        object-fit: cover;
        border-radius: 5px;
        box-shadow: 0 0 5px rgba(0,0,0,0.5);
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        .data-item {
            flex: 1 1 calc(50% - 1.5rem);
        }
    }

    @media (max-width: 1024px) {
        nav ul {
            flex-direction: column;
            background: rgba(20, 20, 20, 0.95);
            position: absolute;
            top: 60px;
            right: 0;
            width: 200px;
            display: none;
        }

        nav ul.active {
            display: flex;
        }

        .hamburger {
            display: block;
            cursor: pointer;
        }
    }

    @media (max-width: 768px) {
        .data-item {
            flex: 1 1 100%;
        }

        .image-gallery {
            flex-direction: column;
            align-items: center;
        }

        .image-gallery img {
            width: 100%;
            max-width: 320px;
            height: auto;
        }
    }

    @media (max-width: 480px) {
        header .container {
            flex-direction: column;
            align-items: flex-start;
        }

        nav ul {
            width: 100%;
        }

        nav li {
            width: 100%;
        }

        nav li a {
            display: block;
            padding: 1rem;
        }
    }

    /* 动画效果 */
    .fade-in {
        animation: fadeIn 1s ease-in-out;
    }

    @keyframes fadeIn {
        from { opacity: 0; transform: translateY(20px); }
        to { opacity: 1; transform: translateY(0); }
    }

    /* 提示信息 */
    .reference-note {
        text-align: center;
        margin: 2rem 0;
        color: #ff77ff;
        font-size: 1.2rem;
    }