/* 基本样式设定 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: 'Nunito Sans', sans-serif;
        background: linear-gradient(135deg, #1e00ff, #7e00ff, #000000);
        color: #ffffff;
        line-height: 1.6;
        padding: 20px;
    }

    h1, h2, h3, h4 {
        font-family: 'Futura', sans-serif;
        margin-bottom: 20px;
        color: #ff00c8;
    }

    h1 {
        font-size: 2.5rem;
        text-align: center;
        margin-top: 40px;
    }

    h2 {
        font-size: 2rem;
        border-bottom: 2px solid #ff00c8;
        padding-bottom: 10px;
    }

    h3 {
        font-size: 1.75rem;
        margin-top: 30px;
    }

    h4 {
        font-size: 1.5rem;
        margin-top: 25px;
    }

    p {
        margin-bottom: 20px;
        font-size: 1rem;
    }

    pre {
        background: rgba(255, 255, 255, 0.1);
        padding: 15px;
        border-radius: 8px;
        overflow-x: auto;
        margin-bottom: 20px;
    }

    code {
        font-family: 'Courier New', Courier, monospace;
        color: #00ffd5;
    }

    table {
        width: 100%;
        border-collapse: collapse;
        margin-bottom: 20px;
    }

    th, td {
        border: 1px solid #ff00c8;
        padding: 10px;
        text-align: left;
    }

    th {
        background: rgba(30, 0, 255, 0.5);
    }

    /* 模块化布局与分屏设计 */
    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 20px;
    }

    .section {
        margin-bottom: 50px;
    }

    /* 视觉效果与动画 */
    .gradient-background {
        background: linear-gradient(135deg, #000000, #1e00ff, #7e00ff);
        background-size: 400% 400%;
        animation: gradient-animation 15s ease infinite;
        padding: 40px;
        border-radius: 10px;
    }

    @keyframes gradient-animation {
        0% { background-position: 0% 50%; }
        50% { background-position: 100% 50%; }
        100% { background-position: 0% 50%; }
    }

    .interactive-element {
        transition: transform 0.3s ease, opacity 0.3s ease;
    }

    .interactive-element:hover {
        transform: scale(1.05);
        opacity: 0.9;
    }

    /* 图文并茂布局 */
    .image-gallery {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        justify-content: center;
    }

    .image-gallery img {
        width: 100%;
        max-width: 320px;
        height: auto;
        border-radius: 8px;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        body {
            padding: 15px;
        }

        h1 {
            font-size: 2.2rem;
        }

        h2 {
            font-size: 1.8rem;
        }

        h3 {
            font-size: 1.5rem;
        }

        h4 {
            font-size: 1.3rem;
        }

        p {
            font-size: 0.95rem;
        }
    }

    @media (max-width: 1200px) {
        .container {
            padding: 15px;
        }
    }

    @media (max-width: 1024px) {
        .image-gallery {
            flex-direction: column;
            align-items: center;
        }
    }

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

        h2 {
            font-size: 1.6rem;
        }

        h3 {
            font-size: 1.3rem;
        }

        h4 {
            font-size: 1.1rem;
        }

        p {
            font-size: 0.9rem;
        }
    }

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

        h2 {
            font-size: 1.4rem;
        }

        h3 {
            font-size: 1.2rem;
        }

        h4 {
            font-size: 1rem;
        }

        p {
            font-size: 0.85rem;
        }
    }

    @media (max-width: 320px) {
        h1 {
            font-size: 1.6rem;
        }

        h2 {
            font-size: 1.2rem;
        }

        h3 {
            font-size: 1rem;
        }

        h4 {
            font-size: 0.9rem;
        }

        p {
            font-size: 0.8rem;
        }
    }

    /* 提示信息样式 */
    .info-banner {
        text-align: center;
        background: rgba(30, 0, 255, 0.7);
        padding: 10px;
        border-radius: 5px;
        margin-bottom: 30px;
        font-size: 1rem;
    }

    /* 表格样式优化 */
    table {
        background: rgba(0, 0, 0, 0.5);
    }

    th, td {
        border-color: #7e00ff;
    }