/* 引入谷歌字体 */
    @import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700&family=Raleway:wght@400;700&display=swap');

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

    body {
        font-family: 'Poppins', sans-serif;
        background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
        color: #dcdcdc;
        line-height: 1.6;
        overflow-x: hidden;
    }

    a {
        color: #00ffff;
        text-decoration: none;
        position: relative;
    }

    a::after {
        content: '';
        display: block;
        width: 0;
        height: 2px;
        background: #00ffff;
        transition: width 0.3s;
    }

    a:hover::after {
        width: 100%;
    }

    /* 容器 */
    .container {
        width: 90%;
        max-width: 1200px;
        margin: 0 auto;
        padding: 40px 0;
    }

    /* 头部样式 */
    header {
        text-align: center;
        padding: 60px 0;
        background: rgba(0, 0, 0, 0.5);
        border-radius: 15px;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    }

    header h1 {
        font-family: 'Raleway', sans-serif;
        font-size: 3rem;
        color: #ffffff;
        margin-bottom: 20px;
        position: relative;
    }

    header h1::after {
        content: '';
        width: 60px;
        height: 4px;
        background: linear-gradient(90deg, #00ffcc, #ff00ff);
        display: block;
        margin: 10px auto 0;
        border-radius: 2px;
    }

    header p {
        font-size: 1.2rem;
        color: #b0c4de;
    }

    /* 主体内容 */
    main {
        padding: 40px 0;
        position: relative;
    }

    /* 模块样式 */
    .module {
        background: rgba(255, 255, 255, 0.1);
        border-radius: 15px;
        padding: 30px;
        margin-bottom: 30px;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
        position: relative;
        overflow: hidden;
        transition: transform 0.3s, box-shadow 0.3s;
    }

    .module:hover {
        transform: translateY(-10px);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    }

    .module::before {
        content: '';
        position: absolute;
        top: -50%;
        left: -50%;
        width: 200%;
        height: 200%;
        background: linear-gradient(45deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
        transform: rotate(45deg);
        z-index: 0;
    }

    .module > * {
        position: relative;
        z-index: 1;
    }

    /* 标题样式 */
    h2, h3, h4 {
        font-family: 'Raleway', sans-serif;
        color: #ffffff;
        margin-bottom: 15px;
    }

    h2 {
        font-size: 2rem;
        border-bottom: 2px solid #00ffff;
        padding-bottom: 10px;
    }

    h3 {
        font-size: 1.5rem;
        color: #add8e6;
    }

    h4 {
        font-size: 1.2rem;
        color: #87cefa;
    }

    /* 段落样式 */
    p {
        margin-bottom: 15px;
        color: #dcdcdc;
    }

    /* 代码块样式 */
    pre {
        background: rgba(0, 0, 0, 0.7);
        padding: 15px;
        border-radius: 10px;
        overflow-x: auto;
        margin-bottom: 20px;
    }

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

    /* 图片样式 */
    .images {
        display: flex;
        flex-wrap: wrap;
        gap: 15px;
        margin-bottom: 30px;
    }

    .images img {
        width: 100%;
        max-width: 320px;
        border-radius: 10px;
        transition: transform 0.3s;
    }

    .images img:hover {
        transform: scale(1.05);
    }

    /* 示例数据展示 */
    .example-section {
        background: rgba(0, 0, 0, 0.6);
        padding: 30px;
        border-radius: 15px;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
        margin-top: 40px;
    }

    .example-section h2 {
        text-align: center;
        margin-bottom: 20px;
    }

    .example-section article {
        max-height: 600px;
        overflow-y: auto;
    }

    /* 提示文字 */
    .reference-note {
        text-align: center;
        font-size: 1rem;
        color: #ff69b4;
        margin-top: 20px;
    }

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

        .module {
            padding: 25px;
        }

        main {
            padding: 30px 0;
        }
    }

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

        .images {
            justify-content: center;
        }
    }

    @media (max-width: 1024px) {
        header h1 {
            font-size: 2.2rem;
        }

        h2 {
            font-size: 1.8rem;
        }

        .images img {
            max-width: 45%;
        }
    }

    @media (max-width: 768px) {
        header h1 {
            font-size: 2rem;
        }

        h2 {
            font-size: 1.6rem;
        }

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

        .images img {
            max-width: 80%;
        }

        .module {
            padding: 20px;
        }
    }

    @media (max-width: 480px) {
        header h1 {
            font-size: 1.8rem;
        }

        h2 {
            font-size: 1.4rem;
        }

        .images img {
            max-width: 100%;
        }
    }

    @media (max-width: 320px) {
        body {
            padding: 10px;
        }

        header h1 {
            font-size: 1.6rem;
        }

        h2 {
            font-size: 1.2rem;
        }

        .module {
            padding: 15px;
        }

        pre {
            padding: 10px;
        }
    }

    /* 视觉效果增强 */
    .fade-in {
        animation: fadeIn 2s ease-in-out;
    }

    @keyframes fadeIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }

    .ripple-effect {
        position: relative;
        overflow: hidden;
    }

    .ripple-effect::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;
    }

    @keyframes ripple {
        0% {
            width: 0;
            height: 0;
            opacity: 1;
        }
        100% {
            width: 200px;
            height: 200px;
            opacity: 0;
        }
    }

    /* 按钮样式 */
    .btn {
        display: inline-block;
        padding: 10px 20px;
        background: linear-gradient(45deg, #00ffcc, #ff00ff);
        color: #ffffff;
        border: none;
        border-radius: 25px;
        cursor: pointer;
        transition: background 0.3s, transform 0.3s;
    }

    .btn:hover {
        background: linear-gradient(45deg, #ff00ff, #00ffcc);
        transform: scale(1.05);
    }