/* 全局样式 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: 'Roboto', 'Open Sans', sans-serif;
        background: linear-gradient(135deg, #032B44, #6A5ACD, #FFC107);
        color: #333;
        line-height: 1.6;
        padding: 20px;
    }

    header {
        text-align: center;
        padding: 50px 20px;
        background: radial-gradient(circle, rgba(255,87,34,1) 0%, rgba(255,87,34,0) 70%);
        color: white;
        position: relative;
        overflow: hidden;
    }

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

    header p {
        font-size: 1.2em;
    }

    .aurora {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: radial-gradient(circle, rgb(255, 87, 34), transparent);
        animation: aurora-move 15s linear infinite;
        z-index: -1;
    }

    @keyframes aurora-move {
        from { transform: rotate(0deg); }
        to { transform: rotate(360deg); }
    }

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

    .modules {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 20px;
        margin-bottom: 40px;
    }

    .module {
        background: #F8F9FA;
        padding: 20px;
        border-radius: 8px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        text-align: center;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .module:hover {
        transform: scale(1.05);
        box-shadow: 0 8px 12px rgba(0,0,0,0.2);
    }

    .module img {
        width: 64px;
        height: 64px;
        margin-bottom: 15px;
    }

    .module h3 {
        font-size: 1.5em;
        margin-bottom: 10px;
        color: #032B44;
    }

    .module p {
        font-size: 1em;
        color: #555;
    }

    article {
        background: white;
        padding: 30px;
        border-radius: 8px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        margin-bottom: 40px;
    }

    article h2 {
        font-size: 2em;
        margin-bottom: 20px;
        color: #032B44;
        text-align: center;
    }

    article p {
        margin-bottom: 15px;
    }

    article h3, article h4 {
        color: #6A5ACD;
        margin-top: 20px;
        margin-bottom: 10px;
    }

    article pre {
        background: #f4f4f4;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin-bottom: 15px;
    }

    article code {
        font-family: 'Courier New', Courier, monospace;
        color: #c7254e;
        background-color: #f9f2f4;
        padding: 2px 4px;
        border-radius: 4px;
    }

    .sample-display {
        border: 2px dashed #FFC107;
        padding: 20px;
        border-radius: 8px;
        background: #FFF8E1;
        margin-bottom: 40px;
    }

    .sample-display h2 {
        color: #FF6F00;
        margin-bottom: 15px;
    }

    .sample-display article {
        box-shadow: none;
        background: none;
        padding: 0;
    }

    footer {
        text-align: center;
        padding: 20px;
        background: #032B44;
        color: white;
    }

    a {
        color: #FFC107;
        text-decoration: none;
    }

    a:hover {
        text-decoration: underline;
    }

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

        .module h3 {
            font-size: 1.2em;
        }

        article h2 {
            font-size: 1.5em;
        }
    }

    @media only screen and (max-width: 480px) {
        header h1 {
            font-size: 1.5em;
        }

        .modules {
            grid-template-columns: 1fr;
        }

        .module img {
            width: 48px;
            height: 48px;
        }

        .module h3 {
            font-size: 1em;
        }

        article h2 {
            font-size: 1.2em;
        }
    }