/* 基础样式 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: 'Roboto', sans-serif;
        line-height: 1.6;
        background: linear-gradient(135deg, #2c3e50, #4b6cb7);
        color: #ffffff;
        padding: 20px;
    }

    a {
        color: #ffffff;
        text-decoration: none;
        rel: nofollow;
    }

    a[rel="nofollow"]::after {
        content: "";
    }

    /* 头部样式 */
    header {
        text-align: center;
        padding: 50px 20px;
        background: linear-gradient(135deg, #7F00FF, #4A56E2);
        border-radius: 15px;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
        margin-bottom: 40px;
    }

    header h1 {
        font-size: 2.5em;
        background: linear-gradient(90deg, #ff8a00, #e52e71);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        margin-bottom: 20px;
    }

    header p {
        font-size: 1.2em;
        color: #f0f0f0;
    }

    /* 卡片容器 */
    .container {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
        margin-bottom: 50px;
    }

    /* 卡片样式 */
    .card {
        background: rgba(74, 86, 226, 0.8);
        border-radius: 10px;
        padding: 20px;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .card:hover {
        transform: scale(1.05);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
        background: linear-gradient(135deg, #7F00FF, #4A56E2);
    }

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

    .card h3 {
        margin-bottom: 10px;
        font-size: 1.5em;
        text-align: center;
    }

    .card p {
        font-size: 1em;
        text-align: center;
        margin-bottom: 15px;
    }

    .tags {
        display: flex;
        flex-wrap: wrap;
        gap: 5px;
        justify-content: center;
    }

    .tag {
        background: #ff6f61;
        padding: 5px 10px;
        border-radius: 20px;
        font-size: 0.8em;
    }

    /* 示例数据展示 */
    .example-section {
        background: rgba(255, 255, 255, 0.1);
        padding: 30px;
        border-radius: 15px;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
        margin-bottom: 50px;
    }

    .example-section h2 {
        text-align: center;
        margin-bottom: 20px;
        font-size: 2em;
        color: #ffeaa7;
    }

    .example-section article {
        max-width: 800px;
        margin: 0 auto;
        color: #dfe6e9;
    }

    .example-section h3 {
        margin-top: 20px;
        font-size: 1.5em;
        color: #74b9ff;
    }

    .example-section p {
        margin: 15px 0;
        font-size: 1em;
    }

    .example-section pre {
        background: #2d3436;
        padding: 15px;
        border-radius: 8px;
        overflow-x: auto;
        margin-bottom: 15px;
    }

    .example-section code {
        color: #ffeaa7;
        font-family: 'Courier New', Courier, monospace;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        header h1 {
            font-size: 2.2em;
        }

        .card h3 {
            font-size: 1.3em;
        }
    }

    @media (max-width: 1200px) {
        header {
            padding: 40px 15px;
        }

        header h1 {
            font-size: 2em;
        }

        .card {
            padding: 15px;
        }

        .example-section {
            padding: 25px;
        }
    }

    @media (max-width: 1024px) {
        header h1 {
            font-size: 1.8em;
        }

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

    @media (max-width: 768px) {
        header {
            padding: 30px 10px;
        }

        header h1 {
            font-size: 1.6em;
        }

        .card p {
            font-size: 0.9em;
        }

        .example-section h2 {
            font-size: 1.8em;
        }
    }

    @media (max-width: 480px) {
        header h1 {
            font-size: 1.4em;
        }

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

        .example-section h2 {
            font-size: 1.5em;
        }
    }

    @media (max-width: 320px) {
        header h1 {
            font-size: 1.2em;
        }

        .card h3 {
            font-size: 0.9em;
        }

        .example-section h2 {
            font-size: 1.3em;
        }
    }

    /* 动画效果 */
    @keyframes float {
        0% { transform: translateY(0); }
        50% { transform: translateY(-10px); }
        100% { transform: translateY(0); }
    }

    .floating {
        animation: float 6s infinite ease-in-out;
    }