/* 基础样式 */
    body {
        margin: 0;
        padding: 0;
        background: linear-gradient(135deg, #6c5ce7, #3f5efb);
        color: #ffffff;
        font-family: 'Roboto', sans-serif;
        line-height: 1.6;
    }

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

    header {
        text-align: center;
        padding: 50px 0;
        background: rgba(0, 0, 0, 0.5);
        border-radius: 10px;
        margin-bottom: 30px;
    }

    header h1 {
        font-size: 2.5em;
        margin-bottom: 10px;
        animation: fadeIn 2s ease-in-out;
    }

    header p {
        font-size: 1.2em;
        animation: fadeIn 2.5s ease-in-out;
    }

    nav {
        display: flex;
        justify-content: center;
        gap: 20px;
        margin-bottom: 40px;
    }

    nav a {
        color: #ffffff;
        text-decoration: none;
        font-size: 1em;
        padding: 10px 20px;
        border: 2px solid #ffffff;
        border-radius: 5px;
        transition: background 0.3s, transform 0.3s;
    }

    nav a:hover {
        background: rgba(255, 255, 255, 0.2);
        transform: scale(1.05);
    }

    main {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }

    article {
        background: rgba(255, 255, 255, 0.1);
        padding: 20px;
        border-radius: 10px;
    }

    article h2 {
        font-size: 1.8em;
        margin-bottom: 10px;
    }

    article h3 {
        font-size: 1.4em;
        margin-top: 20px;
        margin-bottom: 10px;
    }

    article p {
        margin-bottom: 15px;
    }

    article pre {
        background: rgba(0, 0, 0, 0.7);
        padding: 10px;
        border-radius: 5px;
        overflow-x: auto;
    }

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

    table {
        width: 100%;
        border-collapse: collapse;
        margin-bottom: 20px;
    }

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

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

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

    .example-data {
        grid-column: 1 / -1;
        background: rgba(0, 0, 0, 0.5);
        padding: 20px;
        border-radius: 10px;
    }

    .example-data h2 {
        margin-bottom: 15px;
    }

    .example-data ul {
        list-style: disc inside;
    }

    .images {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        margin-top: 20px;
    }

    .images img {
        width: 100%;
        max-width: 150px;
        border-radius: 10px;
    }

    footer {
        text-align: center;
        padding: 20px 0;
        margin-top: 40px;
        background: rgba(0, 0, 0, 0.5);
        border-radius: 10px;
    }

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

    /* 响应式设计 */
    @media (max-width: 1440px) {
        main {
            grid-template-columns: 1fr 1fr;
        }
    }

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

    @media (max-width: 1024px) {
        nav {
            flex-direction: column;
            align-items: center;
        }
    }

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

        main {
            grid-template-columns: 1fr;
        }

        .images img {
            max-width: 100px;
        }
    }

    @media (max-width: 480px) {
        header {
            padding: 30px 0;
        }

        header h1 {
            font-size: 1.5em;
        }

        nav a {
            padding: 8px 16px;
            font-size: 0.9em;
        }

        .images img {
            max-width: 80px;
        }

        article h2 {
            font-size: 1.5em;
        }

        article h3 {
            font-size: 1.2em;
        }
    }

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

        nav a {
            padding: 6px 12px;
            font-size: 0.8em;
        }

        .images img {
            max-width: 70px;
        }

        table, th, td {
            font-size: 0.8em;
        }
    }

    /* 按钮样式 */
    button {
        background: linear-gradient(45deg, #ff9a9e, #fad0c4);
        border: none;
        color: #ffffff;
        padding: 10px 20px;
        border-radius: 20px;
        cursor: pointer;
        transition: transform 0.2s, box-shadow 0.2s;
    }

    button:hover {
        transform: scale(1.05);
        box-shadow: 0 4px 15px rgba(255, 154, 158, 0.4);
    }

    /* 卡片样式 */
    .card {
        background: radial-gradient(circle, #ffffff, #e0e0e0);
        box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.2);
        border-radius: 10px;
        padding: 20px;
        transition: transform 0.3s;
    }

    .card:hover {
        transform: translateY(-10px);
    }

    /* 链接样式 */
    a {
        color: #ff9a9e;
        text-decoration: none;
    }

    a:hover {
        text-decoration: underline;
    }