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

    body {
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #f5ebe0, #d7ccc8);
        color: #3e2723;
        line-height: 1.6;
        letter-spacing: 0.5px;
        padding: 20px;
    }

    h1, h2, h3, h4 {
        font-family: 'Raleway', sans-serif;
        color: #81c784;
        margin-bottom: 20px;
    }

    h1 {
        font-size: 2.5em;
        text-align: center;
        margin-top: 20px;
        animation: fadeIn 2s ease-in-out;
    }

    h2 {
        font-size: 2em;
        margin-top: 40px;
    }

    h3 {
        font-size: 1.5em;
        margin-top: 30px;
    }

    h4 {
        font-size: 1.2em;
        margin-top: 25px;
    }

    p {
        margin-bottom: 15px;
    }

    a {
        color: #ffca28;
        text-decoration: none;
        transition: color 0.3s ease;
    }

    a:hover {
        color: #fbc02d;
    }

    /* 导航栏样式 */
    .navbar {
        display: flex;
        justify-content: center;
        background: rgba(255, 255, 255, 0.8);
        padding: 15px 0;
        border-radius: 10px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        margin-bottom: 40px;
    }

    .navbar a {
        margin: 0 15px;
        font-size: 1em;
    }

    /* 主内容区样式 */
    .container {
        display: grid;
        grid-template-columns: 1fr 3fr;
        gap: 20px;
        max-width: 1200px;
        margin: 0 auto;
    }

    /* 侧边栏样式 */
    .sidebar {
        background: rgba(255, 255, 255, 0.9);
        padding: 20px;
        border-radius: 10px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    }

    .sidebar img {
        width: 100%;
        border-radius: 8px;
        margin-bottom: 15px;
    }

    /* 文章内容样式 */
    .content {
        background: rgba(255, 255, 255, 0.9);
        padding: 20px;
        border-radius: 10px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    }

    .content pre {
        background: #eceff1;
        padding: 15px;
        border-radius: 8px;
        overflow-x: auto;
        margin-bottom: 15px;
    }

    .content code {
        font-family: 'Courier New', Courier, monospace;
        color: #d32f2f;
    }

    /* 示例展示区样式 */
    .example-section {
        background: linear-gradient(135deg, #d7ccc8, #bcaaa4);
        padding: 20px;
        border-radius: 10px;
        margin-top: 40px;
    }

    .example-section h2 {
        color: #ffca28;
        text-align: center;
    }

    .example-section article {
        background: #ffffff;
        padding: 20px;
        border-radius: 8px;
        box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    }

    /* 用户案例与产品展示样式 */
    .case-study, .product-demo {
        margin-top: 30px;
    }

    .case-study ul, .product-demo ul {
        list-style-type: disc;
        margin-left: 20px;
    }

    .case-study li, .product-demo li {
        margin-bottom: 10px;
    }

    /* 合作伙伴与活动预告样式 */
    .partners, .events {
        margin-top: 30px;
    }

    .partners img, .events img {
        width: 100px;
        margin-right: 10px;
        border-radius: 50%;
    }

    .partners ul, .events ul {
        display: flex;
        flex-wrap: wrap;
        list-style: none;
    }

    .partners li, .events li {
        margin: 10px;
    }

    /* 功能亮点与数据可视化样式 */
    .features, .data-visualization {
        margin-top: 30px;
    }

    .features ul, .data-visualization ul {
        list-style-type: square;
        margin-left: 20px;
    }

    .features li, .data-visualization li {
        margin-bottom: 10px;
    }

    /* 页脚样式 */
    footer {
        text-align: center;
        margin-top: 50px;
        color: #616161;
    }

    /* 动画效果 */
    @keyframes fadeIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }

    @media (max-width: 1440px) {
        .container {
            grid-template-columns: 1fr;
        }

        .sidebar {
            margin-bottom: 20px;
        }
    }

    @media (max-width: 1200px) {
        h1 {
            font-size: 2em;
        }

        .navbar a {
            margin: 0 10px;
            font-size: 0.9em;
        }
    }

    @media (max-width: 1024px) {
        .navbar {
            flex-direction: column;
        }

        .navbar a {
            margin: 10px 0;
        }
    }

    @media (max-width: 768px) {
        .container {
            grid-template-columns: 1fr;
        }

        .content, .sidebar {
            padding: 15px;
        }

        .example-section {
            padding: 15px;
        }
    }

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

        .navbar a {
            font-size: 0.8em;
        }
    }

    @media (max-width: 320px) {
        h1 {
            font-size: 1.5em;
        }

        .navbar a {
            font-size: 0.7em;
        }
    }