/* 引入字体 */
    @import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@700&family=Poppins:wght@400&display=swap');

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

    body {
        font-family: 'Poppins', sans-serif;
        background: radial-gradient(circle, #4B0082, #6A5ACD, #121212);
        color: #ffffff;
        line-height: 1.6;
        overflow-x: hidden;
    }

    /* 头部样式 */
    header {
        padding: 20px;
        text-align: center;
        background: linear-gradient(135deg, #00FFFF, #7FFFD4);
        box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    }

    header h1 {
        font-family: 'Orbitron', sans-serif;
        font-size: 2.5rem;
        color: #FF69B4;
        text-transform: uppercase;
        letter-spacing: 2px;
    }

    /* 导航栏样式 */
    nav {
        display: flex;
        justify-content: center;
        gap: 20px;
        margin-top: 10px;
    }

    nav a {
        text-decoration: none;
        color: #ffffff;
        padding: 10px 15px;
        border-radius: 5px;
        transition: all 0.3s ease;
    }

    nav a:hover {
        background: linear-gradient(to right, #FF4500, #FF69B4);
        box-shadow: 0 0 10px #FF4500;
        transform: scale(1.05);
    }

    /* 主内容区域 */
    main {
        padding: 40px 20px;
        max-width: 1200px;
        margin: auto;
    }

    article {
        background: rgba(0, 0, 0, 0.7);
        padding: 30px;
        border-radius: 10px;
        box-shadow: 0 4px 15px rgba(0,0,0,0.5);
    }

    article h2 {
        font-family: 'Orbitron', sans-serif;
        font-size: 2rem;
        color: #00FFFF;
        margin-bottom: 20px;
    }

    article h3 {
        font-size: 1.5rem;
        color: #FF69B4;
        margin-top: 20px;
        margin-bottom: 10px;
    }

    article h4 {
        font-size: 1.2rem;
        color: #FFD700;
        margin-top: 15px;
        margin-bottom: 10px;
    }

    article p {
        margin-bottom: 15px;
        text-indent: 2em;
    }

    /* 代码块样式 */
    pre {
        background: #1e1e1e;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin-bottom: 20px;
    }

    code {
        font-family: 'Courier New', Courier, monospace;
        color: #00FF00;
    }

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

    .images img {
        width: 150px;
        height: 150px;
        object-fit: cover;
        border-radius: 10px;
        transition: transform 0.3s ease;
    }

    .images img:hover {
        transform: scale(1.1);
        box-shadow: 0 0 10px #00FFFF;
    }

    /* 提示文本样式 */
    .reference {
        text-align: center;
        font-size: 1rem;
        color: #FF4500;
        margin-top: 30px;
    }

    /* 动态粒子背景 */
    .stars {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: transparent;
        pointer-events: none;
        z-index: -1;
        background: radial-gradient(circle, rgba(255,87,34,0.5), transparent);
        animation: aurora-move 15s linear infinite;
    }

    @keyframes aurora-move {
        0% { background: radial-gradient(circle, rgba(255,87,34,0.5), transparent); }
        50% { background: radial-gradient(circle, rgba(255,69,0,0.5), transparent); }
        100% { background: radial-gradient(circle, rgba(255,87,34,0.5), transparent); }
    }

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

        article h2 {
            font-size: 1.8rem;
        }

        nav a {
            padding: 8px 12px;
        }
    }

    @media (max-width: 1200px) {
        main {
            padding: 30px 15px;
        }

        .images img {
            width: 120px;
            height: 120px;
        }
    }

    @media (max-width: 1024px) {
        article {
            padding: 25px;
        }

        .images img {
            width: 100px;
            height: 100px;
        }
    }

    @media (max-width: 768px) {
        nav {
            flex-direction: column;
            gap: 10px;
        }

        article h2 {
            font-size: 1.6rem;
        }

        .images {
            flex-direction: column;
            align-items: center;
        }
    }

    @media (max-width: 480px) {
        header h1 {
            font-size: 1.8rem;
        }

        article h2 {
            font-size: 1.4rem;
        }

        .images img {
            width: 80px;
            height: 80px;
        }
    }

    @media (max-width: 320px) {
        header h1 {
            font-size: 1.5rem;
        }

        article h2 {
            font-size: 1.2rem;
        }

        nav a {
            padding: 6px 10px;
            font-size: 0.9rem;
        }

        .images img {
            width: 70px;
            height: 70px;
        }
    }