/* 通用样式 */
    body {
        margin: 0;
        padding: 0;
        font-family: 'Open Sans', sans-serif;
        background: linear-gradient(135deg, #00008B, #8A2BE2);
        color: #ffffff;
        display: flex;
        flex-direction: column;
        min-height: 100vh;
    }

    header {
        background: rgba(0, 0, 0, 0.7);
        padding: 20px;
        text-align: center;
        position: relative;
    }

    header h1 {
        font-family: 'Roboto', sans-serif;
        font-size: 2.5em;
        margin: 0;
        animation: fadeIn 2s ease-in-out;
    }

    header p {
        margin: 10px 0 0 0;
        font-size: 1em;
    }

    .container {
        flex: 1;
        display: flex;
        flex-direction: row;
        padding: 20px;
    }

    .left-panel, .right-panel {
        flex: 1;
        padding: 20px;
        box-sizing: border-box;
    }

    .left-panel {
        background: rgba(138, 43, 226, 0.8);
        margin-right: 10px;
        border-radius: 10px;
        animation: slideInLeft 1.5s ease-out;
    }

    .right-panel {
        background: rgba(0, 0, 139, 0.8);
        margin-left: 10px;
        border-radius: 10px;
        animation: slideInRight 1.5s ease-out;
    }

    h2, h3, h4 {
        font-family: 'Roboto', sans-serif;
        color: #00FF7F;
    }

    p {
        line-height: 1.6;
    }

    pre {
        background: #2f2f2f;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin: 10px 0;
    }

    code {
        color: #00FF7F;
        font-family: 'Courier New', Courier, monospace;
    }

    ul {
        list-style-type: disc;
        padding-left: 20px;
    }

    .button {
        background-color: #00FF7F;
        border: none;
        color: white;
        padding: 10px 20px;
        text-align: center;
        text-decoration: none;
        display: inline-block;
        font-size: 1em;
        margin: 10px 0;
        transition: transform 0.3s ease, background-color 0.3s ease;
        cursor: pointer;
        border-radius: 5px;
    }

    .button:hover {
        transform: scale(1.1);
        background-color: #00C957;
    }

    img {
        width: 100%;
        max-width: 320px;
        height: auto;
        margin: 10px 0;
    }

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

    @keyframes slideInLeft {
        from { transform: translateX(-100%); }
        to { transform: translateX(0); }
    }

    @keyframes slideInRight {
        from { transform: translateX(100%); }
        to { transform: translateX(0); }
    }

    /* 数据可视化样式 */
    .chart {
        width: 100%;
        height: 300px;
        background-color: #f0f0f0;
        position: relative;
        border-radius: 10px;
        overflow: hidden;
    }

    .chart .bar {
        position: absolute;
        bottom: 0;
        left: 0;
        width: 20px;
        height: 50px;
        background-color: #00FF7F;
        animation: grow 1s ease-in-out;
    }

    @keyframes grow {
        from { height: 0; }
        to { height: 100%; }
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        header h1 {
            font-size: 2.2em;
        }
    }

    @media (max-width: 1200px) {
        .container {
            flex-direction: row;
        }
    }

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

        .left-panel, .right-panel {
            margin: 0 0 10px 0;
        }
    }

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

        .button {
            width: 100%;
        }
    }

    @media (max-width: 480px) {
        header h1 {
            font-size: 1.5em;
        }

        .left-panel, .right-panel {
            padding: 10px;
        }

        pre {
            font-size: 0.9em;
        }
    }

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

        .container {
            padding: 10px;
        }
    }