/* 全局样式 */
    body {
        margin: 0;
        padding: 0;
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #1e3c72, #2a5298);
        color: #ffffff;
        line-height: 1.6;
    }

    h1, h2, h3, h4 {
        font-family: 'Montserrat', sans-serif;
        color: #f9d342;
    }

    a {
        color: #f9d342;
        text-decoration: none;
        transition: color 0.3s;
    }

    a:hover {
        color: #ffffff;
    }

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

    header {
        text-align: center;
        padding: 50px 0;
        background: radial-gradient(circle, rgba(255,87,34,0.8), transparent);
        animation: aurora-move 15s linear infinite;
    }

    header h1 {
        font-size: 2.5em;
        margin-bottom: 10px;
    }

    header p {
        font-size: 1.2em;
    }

    article {
        background: rgba(255, 255, 255, 0.1);
        padding: 30px;
        border-radius: 10px;
        box-shadow: 0 4px 10px rgba(0,0,0,0.3);
        margin-bottom: 40px;
    }

    pre {
        background: rgba(0, 0, 0, 0.5);
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
    }

    code {
        color: #00ffcc;
        font-family: 'Courier New', Courier, monospace;
        display: block;
    }

    ul {
        list-style: disc inside;
    }

    footer {
        text-align: center;
        padding: 20px 0;
        background: radial-gradient(circle, rgba(255,87,34,0.8), transparent);
    }

    img {
        width: 100%;
        max-width: 320px;
        height: auto;
        border-radius: 10px;
        margin: 10px;
    }

    .gallery {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
    }

    @keyframes aurora-move {
        0% { background-position: 0% 50%; }
        50% { background-position: 100% 50%; }
        100% { background-position: 0% 50%; }
    }

    @media (max-width: 320px) {
        header h1 {
            font-size: 1.8em;
        }
    }

    @media (max-width: 480px) {
        .gallery {
            flex-direction: column;
            align-items: center;
        }
    }

    @media (max-width: 768px) {
        .container {
            width: 95%;
        }
    }

    @media (min-width: 1024px) and (max-width: 1200px) {
        article {
            padding: 40px;
        }
    }

    @media (min-width: 1440px) {
        header h1 {
            font-size: 3em;
        }
        article {
            padding: 50px;
        }
    }