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

    body {
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #0F2027, #2C5364, #203A43, #0F2027);
        color: #FFFFFF;
        line-height: 1.6;
        padding: 20px;
    }

    h1, h2, h3, h4 {
        font-family: 'Futura', sans-serif;
        color: #FF00E0;
        text-shadow: 0 0 10px #FF00E0, 0 0 20px #FF00E0;
    }

    h1 {
        font-size: 3rem;
        letter-spacing: 2px;
        margin-bottom: 20px;
    }

    h2 {
        font-size: 2.5rem;
        margin-top: 40px;
        margin-bottom: 20px;
    }

    h3 {
        font-size: 2rem;
        margin-top: 30px;
        margin-bottom: 15px;
    }

    p {
        font-size: 1rem;
        margin-bottom: 15px;
    }

    a {
        color: #00FFFF;
        text-decoration: none;
        transition: color 0.3s ease;
    }

    a:hover {
        color: #FF00E0;
    }

    /* 模块化布局 */
    .container {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 20px;
        padding: 20px;
    }

    .card {
        background: rgba(255, 255, 255, 0.1);
        border-radius: 15px;
        padding: 20px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .card:hover {
        transform: scale(1.05);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
    }

    /* 按钮样式 */
    .btn {
        display: inline-block;
        padding: 10px 20px;
        background: linear-gradient(45deg, #8E8E8E, #C0C0C0);
        border: none;
        border-radius: 8px;
        color: #FFFFFF;
        cursor: pointer;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        box-shadow: inset 0 0 10px rgba(255, 255, 255, 0.5), 0 5px 10px rgba(0, 0, 0, 0.3);
    }

    .btn:hover {
        transform: scale(1.1);
        box-shadow: 0 0 20px #FF00E0, 0 0 30px #FF00E0;
    }

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

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

    th {
        background: rgba(0, 0, 0, 0.5);
    }

    /* 代码块样式 */
    pre {
        background: rgba(0, 0, 0, 0.7);
        padding: 15px;
        border-radius: 10px;
        overflow-x: auto;
        font-family: 'Courier New', Courier, monospace;
        margin-bottom: 20px;
    }

    code {
        color: #00FFFF;
    }

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

    .images img {
        width: 100%;
        height: auto;
        border-radius: 10px;
        transition: transform 0.3s ease;
    }

    .images img:hover {
        transform: scale(1.05);
    }

    /* 浮动效果 */
    .floating-element {
        animation: float 4s ease-in-out infinite;
    }

    @keyframes float {
        0%, 100% { transform: translateY(0); }
        50% { transform: translateY(-10px); }
    }

    /* 响应式设计 */
    @media (max-width: 768px) {
        h1 {
            font-size: 2.5rem;
        }
        h2 {
            font-size: 2rem;
        }
        h3 {
            font-size: 1.5rem;
        }
    }

    @media (max-width: 480px) {
        h1 {
            font-size: 2rem;
        }
        h2 {
            font-size: 1.75rem;
        }
        h3 {
            font-size: 1.25rem;
        }
    }

    /* 动画与交互 */
    .hover-effect {
        transition: all 0.3s ease;
    }

    .hover-effect:hover {
        transform: scale(1.1);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    }

    /* 粒子系统背景 */
    .particle-background {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        pointer-events: none;
        z-index: -1;
        background: url('https://images.gptkong.com/demo/sample1.png') repeat;
        animation: particleMove 20s linear infinite;
    }

    @keyframes particleMove {
        from { background-position: 0 0; }
        to { background-position: 1000px 1000px; }
    }

    /* 视差效果 */
    .parallax {
        background-attachment: fixed;
        background-size: cover;
    }