/* 引入字体 */
    @import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@700&family=Roboto:wght@400&display=swap');

    /* 全局样式 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        background: linear-gradient(135deg, #1a1a1a, #333333);
        color: #ffffff;
        font-family: 'Roboto', sans-serif;
        line-height: 1.6;
        padding: 20px;
        display: flex;
        flex-direction: column;
        min-height: 100vh;
    }

    /* 标题样式 */
    h1, h2, h3 {
        font-family: 'Orbitron', sans-serif;
        color: #c45eff; /* 霓虹紫 */
        margin-bottom: 20px;
    }

    h1 {
        font-size: 3rem;
        text-align: center;
        margin-bottom: 40px;
    }

    h2 {
        font-size: 2.5rem;
        margin-top: 40px;
    }

    h3 {
        font-size: 2rem;
        margin-top: 30px;
    }

    /* 导航栏样式 */
    nav {
        background: rgba(0, 0, 0, 0.7);
        padding: 10px 20px;
        border-radius: 8px;
        margin-bottom: 40px;
    }

    nav ul {
        list-style: none;
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
    }

    nav ul li {
        margin: 0 15px;
    }

    nav ul li a {
        color: #00e0ff; /* 电光蓝 */
        text-decoration: none;
        font-size: 1.2rem;
        transition: color 0.3s ease;
    }

    nav ul li a:hover {
        color: #3fff5d; /* 荧光绿 */
    }

    /* 主内容区域 */
    main {
        flex: 1;
    }

    article {
        background: rgba(34, 34, 34, 0.9);
        padding: 30px;
        border-radius: 10px;
        margin-bottom: 40px;
    }

    article pre {
        background: #1a1a1a;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin: 20px 0;
    }

    article code {
        color: #00e0ff;
        font-family: 'Roboto', monospace;
    }

    /* 示例数据展示 */
    .example-data {
        background: rgba(50, 50, 50, 0.9);
        padding: 30px;
        border-radius: 10px;
        margin-bottom: 40px;
    }

    .example-data ul {
        list-style: none;
    }

    .example-data ul li {
        margin-bottom: 20px;
    }

    .example-data ul li strong {
        color: #c45eff;
    }

    /* 图片画廊样式 */
    .image-gallery {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 15px;
        margin-bottom: 40px;
    }

    .image-gallery img {
        width: 100%;
        height: auto;
        border-radius: 8px;
        transition: transform 0.3s ease;
    }

    .image-gallery img:hover {
        transform: scale(1.05);
    }

    /* 按钮样式 */
    .button {
        position: relative;
        display: inline-block;
        padding: 12px 25px;
        background-color: #00e0ff;
        color: #1a1a1a;
        text-decoration: none;
        border: none;
        border-radius: 5px;
        cursor: pointer;
        overflow: hidden;
        transition: background-color 0.3s ease;
        font-size: 1rem;
        margin-top: 20px;
    }

    .button:hover {
        background-color: #00b0cc;
    }

    .button::before {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 0;
        height: 0;
        background: rgba(255, 255, 255, 0.5);
        border-radius: 50%;
        transform: translate(-50%, -50%);
        opacity: 0;
        transition: width 0.5s ease, height 0.5s ease, opacity 0.5s ease;
    }

    .button:hover::before {
        width: 200px;
        height: 200px;
        opacity: 1;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        h1 {
            font-size: 2.5rem;
        }
        h2 {
            font-size: 2.2rem;
        }
        h3 {
            font-size: 1.8rem;
        }
    }

    @media (max-width: 1200px) {
        .image-gallery {
            grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
        }
    }

    @media (max-width: 1024px) {
        nav ul li {
            margin: 10px;
        }
        .image-gallery {
            grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
        }
    }

    @media (max-width: 768px) {
        nav ul {
            flex-direction: column;
            align-items: center;
        }
        nav ul li {
            margin: 10px 0;
        }
        .image-gallery {
            grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
        }
    }

    @media (max-width: 480px) {
        h1 {
            font-size: 2rem;
        }
        h2 {
            font-size: 1.8rem;
        }
        h3 {
            font-size: 1.5rem;
        }
        nav ul li a {
            font-size: 1rem;
        }
        .image-gallery {
            grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
        }
        .button {
            padding: 10px 20px;
            font-size: 0.9rem;
        }
    }

    @media (max-width: 320px) {
        body {
            padding: 10px;
        }
        .image-gallery {
            grid-template-columns: 1fr;
        }
        nav ul li a {
            font-size: 0.9rem;
        }
        .button {
            width: 100%;
            text-align: center;
        }
    }

    /* 其他视觉效果 */
    .shape {
        width: 100px;
        height: 100px;
        background-color: #c45eff;
        clip-path: polygon(50% 0%, 90% 30%, 100% 70%, 60% 90%, 50% 100%, 40% 90%, 0% 70%, 10% 30%);
        margin: 20px auto;
    }

    /* 链接样式 */
    a {
        color: #00e0ff;
        text-decoration: none;
        transition: color 0.3s ease;
    }

    a:hover {
        color: #3fff5d;
    }