/* 全局样式 */
    @import url('https://fonts.googleapis.com/css2?family=Open+Sans&family=Roboto&display=swap');

    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: 'Open Sans', sans-serif;
        background: linear-gradient(135deg, #0A2463, #FFC700);
        color: #333;
        line-height: 1.6;
        padding: 20px;
    }

    h1, h2, h3, h4, h5, h6 {
        font-family: 'Roboto', sans-serif;
        color: #0A2463;
        margin-bottom: 15px;
    }

    a {
        color: #FFC700;
        text-decoration: none;
        transition: color 0.3s ease;
    }

    a:hover {
        color: #0A2463;
    }

    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 20px;
        background: rgba(255, 255, 255, 0.8);
        border-radius: 8px;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    }

    .grid {
        display: flex;
        flex-wrap: wrap;
        gap: 20px;
        margin-bottom: 40px;
    }

    .card {
        background-color: #F5F7FA;
        border: 1px solid #D3DCE6;
        border-radius: 8px;
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
        flex: 1 1 calc(33.333% - 20px);
        padding: 20px;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        position: relative;
    }

    .card img {
        width: 100%;
        height: auto;
        border-radius: 4px;
        margin-bottom: 15px;
    }

    .card:hover {
        transform: scale(1.05);
        box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
        border-color: #FFC700;
    }

    .card h3 {
        margin-bottom: 10px;
        color: #0A2463;
    }

    .card p {
        margin-bottom: 10px;
        color: #555;
    }

    .card .actions a {
        display: inline-block;
        margin-top: 10px;
        padding: 8px 16px;
        background-color: #0A2463;
        color: #FFFFFF;
        border-radius: 4px;
        transition: background-color 0.3s ease;
    }

    .card .actions a:hover {
        background-color: #FFC700;
        color: #0A2463;
    }

    /* 示例展示样式 */
    .example {
        background: radial-gradient(circle, rgb(255, 255, 255), transparent);
        padding: 30px;
        border-radius: 8px;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
        margin-bottom: 40px;
    }

    .example h2 {
        margin-bottom: 20px;
        text-align: center;
        color: #0A2463;
    }

    .example article {
        max-width: 100%;
        overflow-x: auto;
    }

    .example pre {
        background: #272822;
        color: #F8F8F2;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        font-family: 'Courier New', Courier, monospace;
        margin-bottom: 20px;
    }

    .example code {
        font-family: 'Courier New', Courier, monospace;
    }

    /* 提示语 */
    .notice {
        text-align: center;
        font-size: 1.2em;
        color: #FF5722;
        margin-top: 20px;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        .card {
            flex: 1 1 calc(25% - 20px);
        }
    }

    @media (max-width: 1200px) {
        .card {
            flex: 1 1 calc(33.333% - 20px);
        }
    }

    @media (max-width: 1024px) {
        .card {
            flex: 1 1 calc(50% - 20px);
        }
    }

    @media (max-width: 768px) {
        .card {
            flex: 1 1 100%;
        }
    }

    @media (max-width: 480px) {
        .container {
            padding: 10px;
        }

        .card {
            padding: 15px;
        }

        .example {
            padding: 20px;
        }
    }

    @media (max-width: 320px) {
        h1 {
            font-size: 1.5em;
        }

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

        .notice {
            font-size: 1em;
        }
    }

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

    body {
        background: radial-gradient(circle, rgba(10, 36, 99, 0.8), transparent);
        animation: aurora-move 15s linear infinite;
    }