/* 基本样式 */
    body {
        margin: 0;
        padding: 0;
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #8BC34A, #FFFFFF);
        color: #333333;
        line-height: 1.6;
    }

    h1, h2, h3, h4, h5, h6 {
        font-family: 'Poppins', sans-serif;
        color: #673AB7;
    }

    a {
        color: #FF4081;
        text-decoration: none;
    }

    a:hover {
        text-decoration: underline;
    }

    /* 头部样式 */
    .header {
        background: linear-gradient(135deg, #FFFFFF, #FFFFE0);
        padding: 20px;
        text-align: center;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    }

    .header h1 {
        margin: 0;
        font-size: 2.5em;
    }

    /* 主容器 */
    .container {
        display: grid;
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 20px;
    }

    /* 文章样式 */
    .article {
        background: #FFFFFF;
        padding: 30px;
        border-radius: 8px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    }

    .article pre {
        background: #f5f5f5;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        font-family: 'Courier New', Courier, monospace;
    }

    .article code {
        font-family: 'Courier New', Courier, monospace;
        color: #d63384;
    }

    /* 图片样式 */
    .article img {
        max-width: 100%;
        height: auto;
        border-radius: 5px;
    }

    /* 按钮样式 */
    .button {
        position: relative;
        display: inline-block;
        padding: 10px 20px;
        margin: 10px 0;
        background-color: #673AB7;
        color: #FFFFFF;
        border: none;
        border-radius: 5px;
        cursor: pointer;
        overflow: hidden;
        transition: background-color 0.3s ease;
    }

    .button:hover {
        background-color: #5E35B1;
    }

    .button::before {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 0;
        height: 0;
        background: rgba(255, 255, 255, 0.5);
        border-radius: 50%;
        transform: translate(-50%, -50%);
        transition: width 0.6s ease, height 0.6s ease;
    }

    .button:active::before {
        width: 200px;
        height: 200px;
    }

    /* 响应式设计 */
    @media (min-width: 320px) and (max-width: 479px) {
        .header h1 {
            font-size: 1.8em;
        }

        .article {
            padding: 20px;
        }

        .button {
            padding: 8px 16px;
            font-size: 14px;
        }
    }

    @media (min-width: 480px) and (max-width: 767px) {
        .header h1 {
            font-size: 2em;
        }

        .article {
            padding: 25px;
        }

        .button {
            padding: 9px 18px;
            font-size: 15px;
        }
    }

    @media (min-width: 768px) and (max-width: 1023px) {
        .container {
            grid-template-columns: 1fr;
        }

        .header h1 {
            font-size: 2.2em;
        }

        .button {
            padding: 10px 20px;
            font-size: 16px;
        }
    }

    @media (min-width: 1024px) and (max-width: 1199px) {
        .container {
            grid-template-columns: 1fr;
        }

        .header h1 {
            font-size: 2.5em;
        }

        .button {
            padding: 11px 22px;
            font-size: 17px;
        }
    }

    @media (min-width: 1200px) and (max-width: 1439px) {
        .container {
            grid-template-columns: 1fr;
        }

        .header h1 {
            font-size: 2.7em;
        }

        .button {
            padding: 12px 24px;
            font-size: 18px;
        }
    }

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

        .header h1 {
            font-size: 3em;
        }

        .button {
            padding: 14px 28px;
            font-size: 20px;
        }
    }

    /* 分屏布局 */
    .split-screen {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }

    .left-section {
        background: url('https://images.gptkong.com/demo/sample1.png') no-repeat center center;
        background-size: cover;
        padding: 20px;
        border-radius: 8px;
    }

    .right-section {
        background: linear-gradient(135deg, #4A148C, #212121);
        color: #FFFFFF;
        padding: 20px;
        border-radius: 8px;
    }

    /* 动画效果 */
    .fade-in {
        animation: fadeIn 2s ease-in-out;
    }

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

    /* 提示信息 */
    .notice {
        text-align: center;
        font-size: 1.2em;
        color: #FF5722;
        margin: 20px 0;
    }