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

    body {
        font-family: 'Roboto', sans-serif;
        color: #333333;
        line-height: 1.6;
        background: linear-gradient(135deg, #e0f7fa, #ffffff);
        padding: 20px;
    }

    a {
        color: #28a745;
        text-decoration: none;
        transition: color 0.3s ease;
    }

    a:hover {
        color: #218838;
    }

    /* 头部样式 */
    header {
        background: linear-gradient(135deg, #007BFF, #00c6ff);
        color: #ffffff;
        padding: 60px 20px;
        text-align: center;
        position: relative;
        border-radius: 10px;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        margin-bottom: 40px;
    }

    header h1 {
        font-family: 'Montserrat', sans-serif;
        font-size: 2.5em;
        margin-bottom: 20px;
        animation: fadeInDown 1s ease-out;
    }

    header p {
        font-size: 1.2em;
        margin-bottom: 30px;
    }

    .cta-button {
        background: linear-gradient(45deg, #28a745, #218838);
        color: #ffffff;
        padding: 15px 30px;
        border: none;
        border-radius: 25px;
        font-size: 1em;
        cursor: pointer;
        transition: transform 0.3s ease, background 0.3s ease;
    }

    .cta-button:hover {
        background: linear-gradient(45deg, #218838, #1e7e34);
        transform: scale(1.05);
    }

    /* 模块化网格系统 */
    .container {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 30px;
        margin-bottom: 40px;
    }

    .module {
        background: #ffffff;
        padding: 20px;
        border-radius: 10px;
        box-shadow: 0 4px 8px rgba(0,0,0,0.1);
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .module:hover {
        transform: translateY(-10px);
        box-shadow: 0 8px 16px rgba(0,0,0,0.2);
    }

    .module img {
        width: 100%;
        height: auto;
        border-radius: 8px;
        margin-bottom: 15px;
    }

    .module h3 {
        font-family: 'Montserrat', sans-serif;
        color: #007BFF;
        margin-bottom: 10px;
    }

    .module p {
        font-size: 1em;
        color: #555555;
    }

    .module .button {
        display: inline-block;
        margin-top: 15px;
        padding: 10px 20px;
        background: linear-gradient(45deg, #28a745, #218838);
        color: #ffffff;
        border: none;
        border-radius: 20px;
        cursor: pointer;
        transition: background 0.3s ease, transform 0.3s ease;
    }

    .module .button:hover {
        background: linear-gradient(45deg, #218838, #1e7e34);
        transform: scale(1.05);
    }

    /* 示例展示区 */
    .example-section {
        background: #f9f9f9;
        padding: 30px;
        border-radius: 10px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        margin-bottom: 40px;
    }

    .example-section h2 {
        font-family: 'Montserrat', sans-serif;
        color: #007BFF;
        margin-bottom: 20px;
        text-align: center;
    }

    .example-section article {
        max-width: 800px;
        margin: 0 auto;
    }

    .example-section pre {
        background: #272822;
        color: #f8f8f2;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin: 15px 0;
        font-family: 'Courier New', Courier, monospace;
    }

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

    /* 底部样式 */
    footer {
        text-align: center;
        padding: 20px;
        background: linear-gradient(135deg, #007BFF, #00c6ff);
        color: #ffffff;
        border-radius: 10px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    }

    /* 动画效果 */
    @keyframes fadeInDown {
        from {
            opacity: 0;
            transform: translateY(-20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

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

    /* 响应式设计 */
    @media (max-width: 1440px) {
        header h1 {
            font-size: 2.2em;
        }
        .example-section article {
            padding: 0 20px;
        }
    }

    @media (max-width: 1200px) {
        .container {
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 25px;
        }
    }

    @media (max-width: 1024px) {
        header {
            padding: 50px 15px;
        }
        .cta-button {
            padding: 12px 25px;
            font-size: 0.9em;
        }
        .module h3 {
            font-size: 1.2em;
        }
    }

    @media (max-width: 768px) {
        header h1 {
            font-size: 2em;
        }
        .container {
            grid-template-columns: 1fr;
        }
        .module {
            padding: 15px;
        }
    }

    @media (max-width: 480px) {
        header h1 {
            font-size: 1.8em;
        }
        .cta-button {
            padding: 10px 20px;
            font-size: 0.8em;
        }
    }

    @media (max-width: 320px) {
        header h1 {
            font-size: 1.5em;
        }
        .cta-button {
            padding: 8px 16px;
            font-size: 0.7em;
        }
    }