/* 基本样式 */
    body {
        margin: 0;
        padding: 0;
        background: linear-gradient(135deg, #121212, #1e1e1e);
        color: #ffffff;
        font-family: 'Roboto', sans-serif;
    }

    h1, h2, h3, h4, h5, h6 {
        font-family: 'Orbitron', sans-serif;
        text-shadow: 0 0 10px #4c6ef5, 0 0 20px #4c6ef5;
        margin-bottom: 20px;
    }

    p {
        line-height: 1.6;
        margin-bottom: 16px;
    }

    a {
        color: #4c6ef5;
        text-decoration: none;
    }

    a:hover {
        color: #82c91e;
        transition: color 0.3s ease;
    }

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

    .grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 20px;
    }

    .card {
        background-color: rgba(30, 30, 30, 0.8);
        padding: 20px;
        border-radius: 10px;
        box-shadow: 0 0 10px rgba(76, 110, 245, 0.5);
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .card:hover {
        transform: translateY(-10px);
        box-shadow: 0 0 20px rgba(76, 110, 245, 0.7);
    }

    /* 按钮样式 */
    button {
        background-color: #1e1e1e;
        border: none;
        color: #ffffff;
        padding: 10px 20px;
        cursor: pointer;
        transition: background-color 0.3s ease, box-shadow 0.3s ease;
    }

    button:hover {
        background-color: #4c6ef5;
        box-shadow: 0 0 10px #4c6ef5;
    }

    /* 表格样式 */
    table {
        width: 100%;
        border-collapse: collapse;
        margin-bottom: 20px;
    }

    th, td {
        border: 1px solid #333;
        padding: 10px;
        text-align: left;
    }

    th {
        background-color: #2c2c2c;
    }

    /* 代码块样式 */
    pre {
        background-color: #1e1e1e;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
    }

    code {
        color: #4c6ef5;
        font-family: 'Courier New', Courier, monospace;
    }

    /* 图片样式 */
    img {
        max-width: 100%;
        height: auto;
        border-radius: 8px;
    }

    /* 响应式设计 */
    @media (max-width: 480px) {
        h1 {
            font-size: 24px;
        }
        .grid {
            grid-template-columns: 1fr;
        }
    }

    @media (min-width: 481px) and (max-width: 768px) {
        h1 {
            font-size: 28px;
        }
    }

    @media (min-width: 769px) and (max-width: 1024px) {
        h1 {
            font-size: 32px;
        }
    }

    @media (min-width: 1025px) and (max-width: 1440px) {
        h1 {
            font-size: 36px;
        }
    }

    @media (min-width: 1441px) {
        h1 {
            font-size: 40px;
        }
    }

    /* 粒子特效 */
    .particle {
        position: absolute;
        width: 3px;
        height: 3px;
        background: #4c6ef5;
        border-radius: 50%;
        animation: animate 5s linear infinite;
    }

    @keyframes animate {
        from { transform: translateY(0); opacity: 1; }
        to { transform: translateY(-1000px); opacity: 0; }
    }

    /* 提示栏样式 */
    .notice {
        background-color: #2c2c2c;
        padding: 10px;
        border-left: 4px solid #4c6ef5;
        margin-bottom: 20px;
    }