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

    body {
        font-family: 'Montserrat', sans-serif;
        background: linear-gradient(135deg, #000428, #004e92);
        color: #FFFFFF;
        line-height: 1.6;
        overflow-x: hidden;
    }

    h1, h2, h3 {
        font-family: 'Roboto', sans-serif;
        color: #4B0082;
        text-transform: uppercase;
        margin-bottom: 20px;
        text-align: center;
    }

    h1 {
        font-size: calc(2rem + 2vw);
        margin-top: 40px;
    }

    h2 {
        font-size: calc(1.5rem + 1.5vw);
    }

    h3 {
        font-size: calc(1.2rem + 1vw);
        margin-top: 30px;
    }

    p {
        font-size: 1rem;
        margin-bottom: 20px;
        padding: 0 20px;
    }

    pre {
        background: #1e1e1e;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin: 20px;
    }

    code {
        font-family: 'Courier New', Courier, monospace;
        color: #00FFFF;
    }

    /* 按钮样式 */
    .button {
        display: inline-block;
        background-color: #007BFF;
        color: #FFFFFF;
        padding: 10px 20px;
        border: none;
        border-radius: 5px;
        cursor: pointer;
        transition: background-color 0.3s, transform 0.3s;
        text-decoration: none;
        margin: 20px auto;
        display: block;
        width: fit-content;
    }

    .button:hover {
        background-color: #0056b3;
        transform: translateY(-5px);
    }

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

    .grid-item {
        background-color: rgba(51, 51, 51, 0.8);
        border-radius: 10px;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
        transition: transform 0.3s ease-in-out;
        padding: 20px;
    }

    .grid-item:hover {
        transform: scale(1.05);
    }

    /* 图片样式 */
    .image-container {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
        padding: 20px;
    }

    .image-container img {
        width: 100%;
        max-width: 320px;
        border-radius: 10px;
    }

    /* 代码高亮 */
    pre code {
        display: block;
        white-space: pre-wrap;
        word-wrap: break-word;
    }

    /* 全屏背景动画 */
    .background-animation {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: -1;
        background: linear-gradient(135deg, #000428, #004e92);
        animation: gradientMove 15s ease infinite;
    }

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

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

    /* 反馈信息 */
    .note {
        background-color: rgba(75, 0, 130, 0.8);
        padding: 20px;
        border-radius: 10px;
        margin: 20px;
        text-align: center;
        font-size: 1.1rem;
    }

    /* 响应式设计 */
    @media (max-width: 320px) {
        h1 {
            font-size: 1.8rem;
        }
        p {
            padding: 0 10px;
            font-size: 0.9rem;
        }
    }

    @media (max-width: 480px) {
        h1 {
            font-size: 2rem;
        }
        .grid-container {
            grid-template-columns: 1fr;
        }
    }

    @media (max-width: 768px) {
        h1 {
            font-size: 2.2rem;
        }
        .grid-container {
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        }
    }

    @media (max-width: 1024px) {
        h1 {
            font-size: 2.5rem;
        }
    }

    @media (max-width: 1200px) {
        h1 {
            font-size: 2.8rem;
        }
    }

    @media (min-width: 1440px) {
        h1 {
            font-size: 3rem;
        }
    }