/* 引入Roboto Mono字体 */
    @import url('https://fonts.googleapis.com/css2?family=Roboto+Mono&display=swap');

    /* CSS变量定义 */
    :root {
        --background-gradient: linear-gradient(180deg, #121212, #000000);
        --primary-color: #4CAF50; /* 翠绿色 */
        --accent-color-1: #00FFFF; /* 电光蓝 */
        --accent-color-2: #FF00FF; /* 紫色 */
        --accent-color-3: #00FF00; /* 荧光绿 */
        --text-color: #FFFFFF;
        --card-background: rgba(255, 255, 255, 0.1);
        --card-hover-scale: 1.05;
        --transition-speed: 0.3s;
        --max-width: 1200px;
        --font-family: 'Roboto Mono', monospace;
        --code-background: #1e1e1e;
        --code-color: #00FF00;
        --button-background: #4CAF50;
        --button-hover-background: #45a049;
    }

    /* 全局样式 */
    body {
        margin: 0;
        padding: 0;
        font-family: var(--font-family);
        background: var(--background-gradient);
        color: var(--text-color);
        line-height: 1.6;
        display: flex;
        flex-direction: column;
        min-height: 100vh;
    }

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

    /* 头部样式 */
    header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 20px 0;
        position: relative;
        z-index: 10;
    }

    header h1 {
        margin: 0;
        font-size: 1.8rem;
        color: var(--accent-color-1);
    }

    /* 导航菜单 */
    nav ul {
        list-style: none;
        display: flex;
        gap: 15px;
        margin: 0;
        padding: 0;
    }

    nav ul li a {
        color: var(--text-color);
        text-decoration: none;
        padding: 8px 12px;
        border-radius: 4px;
        transition: background var(--transition-speed), color var(--transition-speed);
    }

    nav ul li a:hover {
        background: var(--accent-color-2);
        color: #000000;
    }

    /* 主内容样式 */
    main {
        flex: 1;
        padding: 20px 0;
    }

    /* 示例展示文章 */
    .sample-article {
        background: var(--card-background);
        padding: 20px;
        border-radius: 10px;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        margin-bottom: 40px;
    }

    .sample-article h2 {
        color: var(--accent-color-1);
        margin-bottom: 15px;
    }

    .sample-article h3 {
        color: var(--accent-color-2);
        margin-top: 20px;
        margin-bottom: 10px;
    }

    .sample-article p {
        margin-bottom: 15px;
    }

    .sample-article pre {
        background: var(--code-background);
        color: var(--code-color);
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        font-size: 0.9rem;
    }

    .sample-article code {
        font-family: 'Roboto Mono', monospace;
    }

    /* 数据展示模块 */
    .data-section {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }

    .data-card {
        background: var(--card-background);
        border-radius: 10px;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        padding: 15px;
        transition: transform var(--transition-speed), background var(--transition-speed);
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .data-card:hover {
        transform: scale(var(--card-hover-scale));
        background: rgba(255, 255, 255, 0.15);
    }

    .data-card img {
        width: 100%;
        max-width: 320px;
        height: auto;
        border-radius: 5px;
        margin-bottom: 10px;
    }

    .data-card h4 {
        margin: 10px 0;
        color: var(--accent-color-3);
    }

    .data-card p {
        font-size: 0.9rem;
    }

    /* 按钮样式 */
    .button {
        position: relative;
        overflow: hidden;
        background: var(--button-background);
        color: var(--text-color);
        border: none;
        padding: 10px 20px;
        cursor: pointer;
        border-radius: 5px;
        transition: background var(--transition-speed);
        margin-top: 10px;
    }

    .button:hover {
        background: var(--button-hover-background);
    }

    /* 底部样式 */
    footer {
        text-align: center;
        padding: 20px 0;
        background: rgba(0, 0, 0, 0.8);
        color: var(--text-color);
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        header h1 {
            font-size: 1.6rem;
        }
    }

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

        nav ul {
            gap: 10px;
        }
    }

    @media (max-width: 1024px) {
        .data-section {
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        }
    }

    @media (max-width: 768px) {
        header {
            flex-direction: column;
            align-items: flex-start;
        }

        nav ul {
            flex-direction: column;
            gap: 8px;
        }

        .sample-article, .data-card {
            padding: 15px;
        }
    }

    @media (max-width: 480px) {
        header h1 {
            font-size: 1.4rem;
        }

        nav ul li a {
            padding: 6px 10px;
            font-size: 0.9rem;
        }

        .data-section {
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        }
    }

    @media (max-width: 320px) {
        header h1 {
            font-size: 1.2rem;
        }

        nav ul li a {
            padding: 5px 8px;
            font-size: 0.8rem;
        }

        .data-section {
            grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
        }
    }

    /* 动画效果 */
    .button::after {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 0;
        height: 0;
        background: rgba(255, 255, 255, 0.3);
        border-radius: 50%;
        transform: translate(-50%, -50%);
        animation: ripple 0.6s ease-out;
        opacity: 0;
    }

    .button:hover::after {
        animation: none;
        opacity: 1;
        width: 200px;
        height: 200px;
    }

    @keyframes ripple {
        from {
            width: 0;
            height: 0;
            opacity: 1;
        }
        to {
            width: 200px;
            height: 200px;
            opacity: 0;
        }
    }

    /* 代码块滚动条隐藏 */
    pre::-webkit-scrollbar {
        display: none;
    }

    pre {
        -ms-overflow-style: none;
        scrollbar-width: none;
    }