/* 基本样式 */
    body {
        margin: 0;
        padding: 0;
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #1E1E2D, #2C2C3E);
        color: #FFFFFF;
    }

    /* 通用容器 */
    .container {
        width: 90%;
        max-width: 1200px;
        margin: 0 auto;
        padding: 20px;
    }

    /* 头部样式 */
    header {
        background: linear-gradient(135deg, #34C759, #1E1E2D);
        padding: 20px 0;
        text-align: center;
        position: sticky;
        top: 0;
        z-index: 1000;
    }

    header h1 {
        margin: 0;
        font-size: 2.5em;
        font-weight: bold;
    }

    /* 导航栏 */
    nav {
        margin-top: 10px;
    }

    nav ul {
        list-style: none;
        padding: 0;
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
    }

    nav ul li {
        margin: 0 15px;
    }

    nav ul li a {
        color: #FFFFFF;
        text-decoration: none;
        font-size: 1.1em;
        transition: color 0.3s ease;
    }

    nav ul li a:hover {
        color: #34C759;
    }

    /* 主内容区域 */
    main {
        display: grid;
        grid-template-columns: 1fr 300px;
        grid-gap: 40px;
        margin: 40px 0;
    }

    /* 文章部分 */
    article {
        background: rgba(255, 255, 255, 0.1);
        padding: 20px;
        border-radius: 10px;
        box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    }

    article h2 {
        font-size: 2em;
        margin-bottom: 20px;
        color: #34C759;
    }

    article h3 {
        font-size: 1.5em;
        margin-top: 20px;
        color: #FFD700;
    }

    article h4 {
        font-size: 1.2em;
        margin-top: 15px;
        color: #1E90FF;
    }

    article p {
        line-height: 1.8;
        margin: 15px 0;
    }

    article pre {
        background: #2C2C3E;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
    }

    article code {
        color: #FFD700;
        font-family: 'Courier New', Courier, monospace;
    }

    article table {
        width: 100%;
        border-collapse: collapse;
        margin: 20px 0;
    }

    article table, article th, article td {
        border: 1px solid #34C759;
    }

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

    article th {
        background: #1E1E2D;
    }

    /* 侧边栏 */
    aside {
        background: rgba(255, 255, 255, 0.05);
        padding: 20px;
        border-radius: 10px;
        position: sticky;
        top: 80px;
        height: fit-content;
    }

    aside h3 {
        color: #FF6F00;
        margin-bottom: 15px;
    }

    aside ul {
        list-style: none;
        padding: 0;
    }

    aside ul li {
        margin-bottom: 10px;
    }

    aside ul li img {
        width: 100%;
        border-radius: 5px;
        transition: transform 0.3s ease;
    }

    aside ul li img:hover {
        transform: scale(1.05);
    }

    /* 页脚 */
    footer {
        background: linear-gradient(135deg, #1E1E2D, #2C2C3E);
        text-align: center;
        padding: 20px 0;
        margin-top: 40px;
    }

    footer p {
        margin: 0;
        color: #AAAAAA;
    }

    /* 按钮样式 */
    .btn {
        display: inline-block;
        padding: 10px 20px;
        background: linear-gradient(135deg, #34C759, #1E1E2D);
        border: none;
        border-radius: 25px;
        color: #FFFFFF;
        text-decoration: none;
        font-size: 1em;
        transition: background 0.3s ease;
        cursor: pointer;
    }

    .btn:hover {
        background: linear-gradient(135deg, #1E1E2D, #34C759);
    }

    /* 提示信息 */
    .notice {
        background: rgba(255, 255, 255, 0.1);
        padding: 15px;
        border-left: 5px solid #FF6F00;
        margin-bottom: 20px;
        border-radius: 5px;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        main {
            grid-template-columns: 1fr 250px;
        }
    }

    @media (max-width: 1200px) {
        main {
            grid-template-columns: 1fr 200px;
        }
    }

    @media (max-width: 1024px) {
        main {
            grid-template-columns: 1fr;
        }

        aside {
            display: none;
        }
    }

    @media (max-width: 768px) {
        header h1 {
            font-size: 2em;
        }

        nav ul {
            flex-direction: column;
        }

        nav ul li {
            margin: 10px 0;
        }
    }

    @media (max-width: 480px) {
        article h2 {
            font-size: 1.5em;
        }

        article h3 {
            font-size: 1.2em;
        }

        article h4 {
            font-size: 1em;
        }

        .container {
            padding: 10px;
        }
    }

    @media (max-width: 320px) {
        header h1 {
            font-size: 1.8em;
        }

        nav ul li a {
            font-size: 1em;
        }
    }

    /* 动画效果 */
    .fade-in {
        opacity: 0;
        animation: fadeIn 2s forwards;
    }

    @keyframes fadeIn {
        to {
            opacity: 1;
        }
    }

    /* 滚动触发动画 */
    .scroll-animate {
        opacity: 0;
        transform: translateY(20px);
        transition: all 0.5s ease-out;
    }

    .scroll-animate.visible {
        opacity: 1;
        transform: translateY(0);
    }