/* 基础样式 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: 'Roboto', sans-serif;
        line-height: 1.6;
        letter-spacing: 0.5px;
        background: linear-gradient(135deg, #1e3c72, #2a5298);
        color: #fff;
        padding: 20px;
    }

    a {
        color: #FFA500;
        text-decoration: none;
        transition: color 0.3s ease;
    }

    a:hover {
        color: #FFD700;
    }

    /* 导航栏 */
    .navbar {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 15px 30px;
        background: rgba(0, 0, 0, 0.5);
        position: fixed;
        width: 100%;
        top: 0;
        z-index: 1000;
    }

    .navbar-brand {
        font-size: 1.5rem;
        font-weight: bold;
        color: #FFA500;
    }

    .navbar-menu {
        display: flex;
        gap: 20px;
    }

    /* Banner */
    .banner {
        height: 100vh;
        background: url('https://images.gptkong.com/demo/sample1.png') center center/cover no-repeat;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        text-align: center;
        padding: 0 20px;
    }

    .banner h1 {
        font-size: 3rem;
        margin-bottom: 20px;
        animation: fadeInDown 1s ease both;
    }

    .banner p {
        font-size: 1.2rem;
        max-width: 600px;
        animation: fadeInUp 1s ease both;
    }

    /* 内容区 */
    .content {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 40px;
        padding: 100px 30px 30px 30px;
        max-width: 1200px;
        margin: 0 auto;
    }

    .main {
        grid-column: 1 / 2;
    }

    .sidebar {
        grid-column: 2 / 3;
    }

    /* 示例数据展示 */
    .example-section {
        background: rgba(255, 165, 0, 0.1);
        padding: 20px;
        border-radius: 10px;
        margin-top: 40px;
    }

    .example-section h2 {
        color: #FFA500;
        margin-bottom: 15px;
    }

    .example-section ul {
        list-style: disc inside;
        line-height: 1.8;
    }

    .example-section li {
        margin-bottom: 10px;
    }

    /* 文章样式 */
    article {
        background: rgba(255, 255, 255, 0.1);
        padding: 20px;
        border-radius: 10px;
    }

    article h2, article h3, article h4 {
        color: #FFA500;
        margin-bottom: 10px;
    }

    article p {
        margin-bottom: 15px;
        color: #f0f0f0;
    }

    article pre {
        background: rgba(0, 0, 0, 0.7);
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin-bottom: 15px;
    }

    article code {
        color: #FFD700;
        font-family: 'Courier New', Courier, monospace;
    }

    /* 表格样式 */
    table {
        width: 100%;
        border-collapse: collapse;
        margin-bottom: 15px;
    }

    table, th, td {
        border: 1px solid #FFA500;
    }

    th, td {
        padding: 10px;
        text-align: left;
    }

    th {
        background: rgba(255, 165, 0, 0.2);
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        .banner h1 {
            font-size: 2.5rem;
        }

        .content {
            padding: 80px 20px 20px 20px;
        }
    }

    @media (max-width: 1200px) {
        .content {
            grid-template-columns: 1fr;
        }

        .sidebar {
            margin-top: 40px;
        }
    }

    @media (max-width: 768px) {
        .navbar-menu {
            display: none;
        }

        .banner h1 {
            font-size: 2rem;
        }

        .banner p {
            font-size: 1rem;
        }
    }

    @media (max-width: 480px) {
        .banner h1 {
            font-size: 1.5rem;
        }

        .content {
            padding: 60px 15px 15px 15px;
        }
    }

    @media (max-width: 320px) {
        .banner h1 {
            font-size: 1.2rem;
        }

        .banner p {
            font-size: 0.9rem;
        }
    }

    /* 动画效果 */
    @keyframes fadeInDown {
        from {
            opacity: 0;
            transform: translateY(-20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    /* 图片样式 */
    .images-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 10px;
        margin-top: 20px;
    }

    .images-grid img {
        width: 100%;
        border-radius: 5px;
    }

    /* 提示信息 */
    .reference-note {
        text-align: center;
        margin: 20px 0;
        font-size: 1rem;
        color: #FFD700;
    }