/* 基础样式 */
    body {
        margin: 0;
        font-family: "Helvetica Neue", Arial, sans-serif;
        background: linear-gradient(135deg, #8B4513, #556B2F);
        color: #FFFFFF;
        display: flex;
        flex-direction: column;
        min-height: 100vh;
    }

    header {
        background: linear-gradient(90deg, #1E90FF, #EE82EE);
        padding: 20px;
        text-align: center;
        font-size: 2em;
        font-family: "Times New Roman", serif;
        color: #FFF;
    }

    .container {
        display: grid;
        grid-template-columns: 1fr 3fr;
        flex: 1;
    }

    nav {
        background-color: rgba(245, 245, 220, 0.9);
        padding: 20px;
        font-family: "Courier New", Courier, monospace;
    }

    nav a {
        display: block;
        color: #333;
        text-decoration: none;
        margin: 10px 0;
        position: relative;
        padding: 10px;
        border-radius: 5px;
    }

    nav a:hover {
        background: linear-gradient(90deg, #1E90FF, #EE82EE);
        color: #FFF;
        transition: background 0.3s ease;
    }

    nav a::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        border: 2px solid transparent;
        border-radius: 5px;
        transition: border 0.3s ease;
    }

    nav a:hover::after {
        border: 2px solid #FFF;
    }

    main {
        padding: 20px;
        background-color: rgba(0, 0, 0, 0.5);
        overflow-y: auto;
    }

    h1, h2, h3 {
        font-family: "Georgia", serif;
        color: #FFD700;
    }

    pre {
        background-color: rgba(255, 255, 255, 0.1);
        padding: 10px;
        border-radius: 5px;
        overflow: auto;
    }

    code {
        color: #00FF7F;
    }

    .sample-data {
        margin-top: 40px;
        padding: 20px;
        background-color: rgba(245, 245, 220, 0.8);
        border-radius: 10px;
    }

    .sample-data h2 {
        color: #8B4513;
    }

    .images-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 10px;
        margin-top: 20px;
    }

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

    .note {
        text-align: center;
        margin: 20px 0;
        font-style: italic;
        color: #FFD700;
    }

    /* 按钮样式 */
    .button {
        display: inline-block;
        padding: 10px 20px;
        background: linear-gradient(90deg, #1E90FF, #EE82EE);
        color: #FFF;
        border: none;
        border-radius: 5px;
        cursor: pointer;
        transition: background 0.3s ease, transform 0.2s;
        font-size: 1em;
    }

    .button:hover {
        background: linear-gradient(90deg, #EE82EE, #1E90FF);
        transform: scale(1.05);
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        header {
            font-size: 1.8em;
        }
    }

    @media (max-width: 1200px) {
        .container {
            grid-template-columns: 1fr 2fr;
        }
    }

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

        nav {
            order: 2;
        }

        main {
            order: 1;
        }
    }

    @media (max-width: 768px) {
        header {
            font-size: 1.5em;
        }

        nav a {
            margin: 8px 0;
            padding: 8px;
        }
    }

    @media (max-width: 480px) {
        header {
            font-size: 1.2em;
        }

        .images-grid {
            grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        }
    }

    @media (max-width: 320px) {
        header {
            font-size: 1em;
        }

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