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

    /* 全局字体与背景 */
    body {
        font-family: 'Roboto', sans-serif;
        line-height: 1.6;
        color: #333333;
        background: radial-gradient(circle, rgba(255, 87, 34, 0.1), transparent);
        animation: aurora-move 15s linear infinite;
    }

    /* 页面容器 */
    .container {
        display: flex;
        flex-direction: column;
        min-height: 100vh;
    }

    /* 头部样式 */
    header {
        background: linear-gradient(135deg, #003366, #001a33);
        color: #ffffff;
        padding: 20px;
        text-align: center;
        position: relative;
    }

    header h1 {
        font-size: 2.5rem;
        margin-bottom: 10px;
    }

    header p {
        font-size: 1rem;
        color: #ffcc66;
    }

    /* 分屏布局 */
    .split-screen {
        display: flex;
        flex: 1;
        height: 100%;
        width: 100%;
    }

    .split-screen .left, .split-screen .right {
        padding: 40px;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        background: linear-gradient(to bottom, rgba(0, 51, 102, 0.8), rgba(0, 26, 51, 0.8));
        color: #ffffff;
        flex: 1;
        transition: background 0.5s ease;
    }

    .split-screen .right {
        background: linear-gradient(to bottom, rgba(255, 153, 0, 0.8), rgba(255, 204, 102, 0.8));
    }

    /* 标题与内容 */
    .split-screen h2 {
        font-size: 2rem;
        margin-bottom: 20px;
    }

    .split-screen p {
        font-size: 1rem;
        margin-bottom: 20px;
        text-align: center;
    }

    /* 按钮样式 */
    .button {
        background-color: #ff9900;
        color: #ffffff;
        padding: 10px 20px;
        border: none;
        border-radius: 5px;
        cursor: pointer;
        transition: transform 0.2s ease-in-out, background-color 0.3s ease;
        text-decoration: none;
    }

    .button:hover {
        transform: scale(1.05);
        background-color: #e68a00;
    }

    /* 示例展示区 */
    .demo-section {
        padding: 40px;
        background: #f9f9f9;
    }

    .demo-section h2 {
        font-size: 2rem;
        margin-bottom: 20px;
        text-align: center;
        color: #333333;
    }

    .demo-section article {
        max-width: 800px;
        margin: 0 auto;
    }

    .demo-section h3 {
        font-size: 1.5rem;
        margin-top: 20px;
        color: #003366;
    }

    .demo-section p {
        margin: 15px 0;
        font-size: 1rem;
        color: #555555;
    }

    .demo-section pre {
        background: #272727;
        color: #f8f8f2;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin: 15px 0;
    }

    .demo-section code {
        font-family: 'Courier New', Courier, monospace;
        font-size: 0.9rem;
    }

    /* 表格样式 */
    .demo-section table {
        width: 100%;
        border-collapse: collapse;
        margin: 20px 0;
    }

    .demo-section th, .demo-section td {
        border: 1px solid #dddddd;
        text-align: left;
        padding: 8px;
    }

    .demo-section th {
        background-color: #003366;
        color: #ffffff;
    }

    .demo-section td {
        background-color: #ffffff;
    }

    /* 图标与图片 */
    .icons, .images {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        margin: 20px 0;
    }

    .icons img, .images img {
        width: 80px;
        height: 80px;
        margin: 10px;
        transition: transform 0.3s ease;
    }

    .icons img:hover, .images img:hover {
        transform: scale(1.1);
    }

    /* 页脚样式 */
    footer {
        background: #333333;
        color: #ffffff;
        text-align: center;
        padding: 20px;
        font-size: 0.9rem;
    }

    /* 动画定义 */
    @keyframes aurora-move {
        0% { background-position: 0% 50%; }
        50% { background-position: 100% 50%; }
        100% { background-position: 0% 50%; }
    }

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

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

        .split-screen h2 {
            font-size: 1.8rem;
        }

        .demo-section h2 {
            font-size: 1.8rem;
        }
    }

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

        .split-screen .left, .split-screen .right {
            padding: 30px;
        }
    }

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

        .split-screen .left, .split-screen .right {
            padding: 20px;
        }
    }

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

        .split-screen .left, .split-screen .right {
            padding: 15px;
        }

        .split-screen h2 {
            font-size: 1.5rem;
        }

        .button {
            padding: 8px 16px;
            font-size: 0.9rem;
        }
    }

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

        .split-screen h2 {
            font-size: 1.3rem;
        }

        .demo-section h2 {
            font-size: 1.5rem;
        }

        .buttons {
            flex-direction: column;
        }

        .buttons a {
            margin-bottom: 10px;
        }
    }

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

        .split-screen h2 {
            font-size: 1.2rem;
        }

        .buttons {
            flex-direction: column;
        }

        .buttons a {
            margin-bottom: 10px;
        }
    }