/* 基本样式 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }
    body {
        background: linear-gradient(135deg, #000046, #430098);
        color: #ffffff;
        font-family: 'Montserrat', sans-serif;
        line-height: 1.6;
        padding: 20px;
    }
    header {
        text-align: center;
        padding: 40px 0;
    }
    .title {
        font-size: 3rem;
        text-transform: uppercase;
        letter-spacing: 2px;
        text-shadow: 0px 4px 8px rgba(0, 255, 127, 0.8);
    }
    nav.tabs {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        margin-bottom: 30px;
    }
    .tab {
        background: transparent;
        border: none;
        color: #ffffff;
        padding: 10px 20px;
        margin: 5px;
        cursor: pointer;
        font-size: 1rem;
        transition: background-color 0.3s ease, transform 0.3s ease;
    }
    .tab:hover {
        background-color: rgba(0, 255, 127, 0.2);
        transform: scale(1.05);
    }
    .tab.active {
        border-bottom: 2px solid #00ff7f;
    }
    main {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .content {
        width: 100%;
        max-width: 1200px;
        background: rgba(255, 255, 255, 0.1);
        padding: 20px;
        border-radius: 10px;
        box-shadow: 0 0 10px rgba(0, 255, 127, 0.5);
        transition: opacity 0.5s ease, transform 0.5s ease;
        opacity: 0;
        transform: translateY(20px);
    }
    .content.active {
        opacity: 1;
        transform: translateY(0);
    }
    article {
        margin-bottom: 20px;
    }
    article h2 {
        font-size: 2rem;
        margin-bottom: 20px;
    }
    article h3, article h4 {
        font-size: 1.5rem;
        margin-top: 20px;
        margin-bottom: 10px;
    }
    article p {
        margin-bottom: 15px;
    }
    article pre {
        background: #1e1e1e;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin-bottom: 15px;
    }
    article code {
        color: #00ff7f;
        font-family: 'Courier New', Courier, monospace;
    }
    footer {
        text-align: center;
        margin-top: 40px;
        font-size: 1.2rem;
    }
    /* 图片样式 */
    .image-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 10px;
        margin-top: 20px;
    }
    .image-grid img {
        width: 100%;
        height: auto;
        border-radius: 5px;
    }
    /* 响应式设计 */
    @media (max-width: 1440px) {
        .title {
            font-size: 2.5rem;
        }
        .tab {
            font-size: 0.9rem;
            padding: 8px 16px;
        }
    }
    @media (max-width: 1200px) {
        .content {
            padding: 15px;
        }
        article h2 {
            font-size: 1.8rem;
        }
    }
    @media (max-width: 1024px) {
        nav.tabs {
            flex-direction: column;
            align-items: center;
        }
        .tab {
            width: 100%;
            max-width: 300px;
            text-align: center;
        }
    }
    @media (max-width: 768px) {
        .title {
            font-size: 2rem;
        }
        .tab {
            font-size: 0.8rem;
            padding: 6px 12px;
        }
    }
    @media (max-width: 480px) {
        body {
            padding: 10px;
        }
        .title {
            font-size: 1.5rem;
        }
        article h2 {
            font-size: 1.5rem;
        }
    }
    @media (max-width: 320px) {
        .tab {
            font-size: 0.7rem;
            padding: 5px 10px;
        }
    }