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

    body {
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #000046, #1cb5e0, #8e2de2, #ff512f);
        color: #ffffff;
        line-height: 1.6;
        overflow-x: hidden;
    }

    h1, h2, h3, h4, h5, h6 {
        font-family: 'Bebas Neue', sans-serif;
        color: #ffffff;
        margin-bottom: 20px;
    }

    h1 {
        font-size: 3rem;
        text-align: center;
        padding: 40px 0;
    }

    h2 {
        font-size: 2.5rem;
        margin-top: 40px;
    }

    h3 {
        font-size: 2rem;
        margin-top: 30px;
    }

    p {
        font-size: 1rem;
        margin-bottom: 20px;
        color: #f0f0f0;
    }

    a {
        color: #1cb5e0;
        text-decoration: none;
    }

    a[rel="nofollow"]:hover {
        color: #ff512f;
    }

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

    .grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 20px;
        margin-top: 40px;
    }

    .card {
        background: rgba(255, 255, 255, 0.1);
        padding: 20px;
        border-radius: 10px;
        box-shadow: 0 4px 15px rgba(0,0,0,0.3);
        transition: transform 0.3s ease, background 0.3s ease;
    }

    .card:hover {
        transform: translateY(-10px);
        background: rgba(28, 181, 224, 0.2);
    }

    /* 按钮 */
    .btn {
        display: inline-block;
        padding: 10px 20px;
        background-color: #1cb5e0;
        color: #ffffff;
        border: none;
        border-radius: 5px;
        cursor: pointer;
        transition: background-color 0.3s ease, transform 0.3s ease;
    }

    .btn:hover {
        background-color: #000046;
        transform: scale(1.05);
    }

    .btn:active {
        transform: scale(0.95);
    }

    /* 图片样式 */
    .images {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        margin-top: 20px;
    }

    .images img {
        width: 100%;
        height: auto;
        border-radius: 10px;
    }

    /* 代码块 */
    pre {
        background: rgba(0, 0, 0, 0.8);
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        white-space: pre-wrap;
        word-wrap: break-word;
        margin-bottom: 20px;
    }

    code {
        font-family: 'Courier New', Courier, monospace;
        color: #1cb5e0;
    }

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

    table, th, td {
        border: 1px solid #1cb5e0;
    }

    th, td {
        padding: 10px;
        text-align: left;
    }

    th {
        background-color: rgba(28, 181, 224, 0.2);
    }

    /* 示例展示 */
    .example {
        background: rgba(255, 255, 255, 0.1);
        padding: 30px;
        border-radius: 10px;
        margin-top: 50px;
    }

    .example h2 {
        text-align: center;
        margin-bottom: 30px;
    }

    /* 响应式设计 */
    @media (max-width: 768px) {
        h1 {
            font-size: 2.5rem;
        }

        h2 {
            font-size: 2rem;
        }

        h3 {
            font-size: 1.5rem;
        }

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

    @media (max-width: 480px) {
        h1 {
            font-size: 2rem;
        }

        h2 {
            font-size: 1.8rem;
        }

        h3 {
            font-size: 1.2rem;
        }
    }

    /* 动画效果 */
    .particles {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-image: url('https://images.gptkong.com/demo/sample1.png');
        animation: moveParticles 20s linear infinite;
        z-index: -1;
        opacity: 0.3;
    }

    @keyframes moveParticles {
        from { background-position: 0 0; }
        to { background-position: -200px 0; }
    }

    /* 提示信息 */
    .reference {
        text-align: center;
        font-size: 1.2rem;
        margin-top: 40px;
        color: #ffcc00;
    }