/* 全局样式 */
    body {
        margin: 0;
        padding: 0;
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #dce7d9, #a3b18a, #6d9886, #3f704d);
        color: #4a3f3c;
        line-height: 1.6;
        display: flex;
        flex-direction: column;
        min-height: 100vh;
    }

    /* 容器样式 */
    .container {
        width: 90%;
        max-width: 1200px;
        margin: 0 auto;
        padding: 20px;
        flex: 1;
    }

    /* 标题样式 */
    h1, h2, h3, h4 {
        font-family: 'Pacifico', cursive;
        color: #8b5e2b;
        margin-top: 20px;
        margin-bottom: 10px;
    }

    h1 {
        font-size: 3rem;
        text-align: center;
        color: #6d9886;
    }

    h2 {
        font-size: 2.5rem;
        border-bottom: 2px solid #a3b18a;
        padding-bottom: 10px;
    }

    h3 {
        font-size: 2rem;
        color: #3f704d;
    }

    h4 {
        font-size: 1.5rem;
        color: #a3b18a;
    }

    /* 段落样式 */
    p {
        font-size: 1rem;
        margin-bottom: 15px;
    }

    /* 链接样式 */
    a {
        color: #ff6f61;
        text-decoration: none;
        transition: color 0.3s ease;
    }

    a:hover {
        color: #d62828;
    }

    /* 按钮与高亮样式 */
    .button, .highlight {
        display: inline-block;
        background-color: #ff6f61;
        color: #ffffff;
        padding: 10px 20px;
        border-radius: 25px;
        transition: background-color 0.3s ease;
    }

    .button:hover, .highlight:hover {
        background-color: #d62828;
    }

    /* 图片样式 */
    img.decorative {
        width: 100%;
        max-width: 320px;
        height: auto;
        margin: 10px 0;
        border-radius: 15px;
        box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    }

    /* 代码块样式 */
    pre {
        background-color: rgba(255, 255, 255, 0.8);
        padding: 15px;
        border-radius: 10px;
        overflow-x: auto;
        box-shadow: 0 4px 8px rgba(0,0,0,0.1);
        margin-bottom: 20px;
    }

    code {
        font-family: 'Courier New', Courier, monospace;
        color: #3f704d;
    }

    /* 示例展示样式 */
    .example-section {
        background: rgba(255, 255, 255, 0.9);
        padding: 20px;
        border-radius: 15px;
        box-shadow: 0 4px 12px rgba(0,0,0,0.15);
        margin-top: 40px;
    }

    .example-section h2 {
        color: #ff6f61;
        border-bottom: none;
    }

    /* 底部样式 */
    footer {
        text-align: center;
        padding: 20px;
        background: #a3b18a;
        color: #ffffff;
        font-size: 1rem;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        h1 {
            font-size: 2.5rem;
        }
        h2 {
            font-size: 2.2rem;
        }
        h3 {
            font-size: 1.8rem;
        }
        h4 {
            font-size: 1.3rem;
        }
    }

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

    @media (max-width: 1024px) {
        h1 {
            font-size: 2.2rem;
        }
        h2 {
            font-size: 2rem;
        }
    }

    @media (max-width: 768px) {
        h1 {
            font-size: 2rem;
        }
        h2 {
            font-size: 1.8rem;
        }
        .button, .highlight {
            padding: 8px 16px;
            font-size: 0.9rem;
        }
    }

    @media (max-width: 480px) {
        h1 {
            font-size: 1.8rem;
        }
        h2 {
            font-size: 1.6rem;
        }
        p {
            font-size: 0.9rem;
        }
    }

    @media (max-width: 320px) {
        h1 {
            font-size: 1.5rem;
        }
        h2 {
            font-size: 1.4rem;
        }
        p {
            font-size: 0.8rem;
        }
    }