/* 基础重置 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #a18cd1, #fbc2eb);
        color: #333333;
        line-height: 1.6;
        display: flex;
        flex-direction: column;
        min-height: 100vh;
    }

    /* 容器 */
    .container {
        width: 90%;
        max-width: 1200px;
        margin: 0 auto;
        padding: 20px;
    }

    /* 头部样式 */
    header {
        text-align: center;
        padding: 50px 0;
        background: radial-gradient(circle, rgba(255, 87, 34, 0.3), transparent);
        animation: aurora-move 15s linear infinite;
    }

    header h1 {
        font-size: 48px;
        font-weight: bold;
        color: #ffffff;
        text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        margin-bottom: 20px;
    }

    header p {
        font-size: 18px;
        color: #f0f0f0;
    }

    /* 主导航 */
    nav {
        display: flex;
        justify-content: center;
        gap: 30px;
        margin-bottom: 40px;
    }

    nav a {
        text-decoration: none;
        color: #ffffff;
        font-size: 18px;
        transition: color 0.3s ease;
    }

    nav a:hover {
        color: #FF7E00;
    }

    /* 主体内容 */
    main {
        flex: 1;
    }

    /* 项目展示 */
    .projects {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 20px;
        margin-bottom: 40px;
    }

    .project-card {
        background: #ffffff;
        border-radius: 10px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        overflow: hidden;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .project-card:hover {
        transform: translateY(-10px);
        box-shadow: 0 8px 12px rgba(0,0,0,0.2);
    }

    .project-card img {
        width: 100%;
        height: 200px;
        object-fit: cover;
    }

    .project-content {
        padding: 20px;
    }

    .project-content h3 {
        font-size: 20px;
        margin-bottom: 10px;
        color: #4C56FF;
    }

    .project-content p {
        font-size: 16px;
        margin-bottom: 10px;
    }

    .project-content .tags {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
    }

    .project-content .tags span {
        background: #FF7E00;
        color: #ffffff;
        padding: 5px 10px;
        border-radius: 5px;
        font-size: 14px;
    }

    /* 示例展示 */
    .example-display {
        background: rgba(255, 255, 255, 0.8);
        padding: 30px;
        border-radius: 10px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        margin-bottom: 40px;
    }

    .example-display h2 {
        font-size: 28px;
        margin-bottom: 20px;
        color: #FF7E00;
        text-align: center;
    }

    .example-display article {
        max-height: 600px;
        overflow-y: auto;
        padding-right: 10px;
    }

    .example-display pre {
        background: #f4f4f4;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        font-family: 'Courier New', Courier, monospace;
    }

    .example-display code {
        font-size: 14px;
    }

    /* 提示 */
    .reference {
        text-align: center;
        font-size: 16px;
        color: #555555;
        margin-bottom: 20px;
    }

    /* 页脚样式 */
    footer {
        background: #333333;
        color: #ffffff;
        text-align: center;
        padding: 20px 0;
    }

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

    /* 响应式设计 */
    @media (max-width: 1440px) {
        header h1 {
            font-size: 42px;
        }

        nav a {
            font-size: 16px;
        }

        .project-content h3 {
            font-size: 18px;
        }

        .project-content p {
            font-size: 15px;
        }
    }

    @media (max-width: 1200px) {
        header h1 {
            font-size: 36px;
        }

        .projects {
            grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        }
    }

    @media (max-width: 1024px) {
        header h1 {
            font-size: 32px;
        }

        nav {
            gap: 20px;
        }

        .project-content h3 {
            font-size: 16px;
        }
    }

    @media (max-width: 768px) {
        header h1 {
            font-size: 28px;
        }

        .projects {
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        }
    }

    @media (max-width: 480px) {
        header h1 {
            font-size: 24px;
        }

        nav {
            flex-direction: column;
            gap: 10px;
        }

        .project-content h3 {
            font-size: 14px;
        }
    }

    @media (max-width: 320px) {
        header h1 {
            font-size: 20px;
        }

        .project-content p {
            font-size: 13px;
        }
    }

    /* 按钮样式 */
    .btn {
        display: inline-block;
        background-color: #4C56FF;
        color: #ffffff;
        padding: 10px 20px;
        border: none;
        border-radius: 5px;
        cursor: pointer;
        transition: background-color 0.3s ease, transform 0.3s ease;
        text-decoration: none;
        font-size: 16px;
    }

    .btn:hover {
        background-color: #FF7E00;
        transform: scale(1.05);
    }

    /* 表格样式 */
    table {
        width: 100%;
        border-collapse: collapse;
        margin-top: 20px;
    }

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

    th, td {
        padding: 12px;
        text-align: left;
    }

    th {
        background-color: #4C56FF;
        color: #ffffff;
    }

    tr:nth-child(even) {
        background-color: #f9f9f9;
    }

    /* 图标样式 */
    .icon {
        width: 48px;
        height: 48px;
        fill: #4C56FF;
        filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
    }

    /* 图片样式 */
    .gallery {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 10px;
        margin-top: 20px;
    }

    .gallery img {
        width: 100%;
        height: auto;
        border-radius: 5px;
    }

    /* 代码高亮 */
    .highlight {
        background: #272822;
        color: #f8f8f2;
        padding: 10px;
        border-radius: 5px;
        overflow-x: auto;
    }