/* 全局样式设置 */
    body {
        margin: 0;
        padding: 0;
        font-family: 'Roboto', sans-serif;
        background: radial-gradient(circle, #0d1b2a, #1b263b, #415A77);
        color: #ffffff;
        line-height: 1.6;
    }

    /* 容器样式 */
    .container {
        width: 90%;
        max-width: 1200px;
        margin: 0 auto;
        padding: 20px;
        display: flex;
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-start;
    }

    /* 头部样式 */
    header {
        width: 100%;
        padding: 20px 0;
        background: linear-gradient(135deg, #1b263b, #415A77);
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    }

    header h1 {
        text-align: center;
        font-family: 'Inter', sans-serif;
        font-weight: bold;
        font-size: 2.5em;
        color: #FF5722;
        margin: 0;
    }

    /* 导航栏样式 */
    nav {
        margin-top: 20px;
        text-align: center;
    }

    nav a {
        color: #ffffff;
        text-decoration: none;
        margin: 0 15px;
        font-size: 1.1em;
        transition: color 0.3s ease;
    }

    nav a:hover {
        color: #FF5722;
    }

    /* 主内容区 */
    .main-content {
        width: 65%;
        padding: 20px;
    }

    .main-content h2, .main-content h3 {
        font-family: 'Inter', sans-serif;
        font-weight: bold;
        color: #00FFAA;
    }

    .main-content p {
        margin-bottom: 15px;
    }

    .main-content pre {
        background: #1b263b;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
    }

    .main-content code {
        color: #00FFAA;
        font-family: 'Courier New', Courier, monospace;
    }

    /* 侧边栏样式 */
    .sidebar {
        width: 30%;
        padding: 20px;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 10px;
    }

    .sidebar h3 {
        color: #FF5722;
        margin-bottom: 10px;
    }

    .sidebar ul {
        list-style: none;
        padding: 0;
    }

    .sidebar ul li {
        margin-bottom: 10px;
    }

    .sidebar ul li a {
        color: #00FFAA;
        text-decoration: none;
        transition: color 0.3s ease;
    }

    .sidebar ul li a:hover {
        color: #FF5722;
    }

    /* 图片样式 */
    .main-content img, .sidebar img {
        max-width: 100%;
        height: auto;
        border-radius: 10px;
        margin-bottom: 15px;
    }

    /* 脚注样式 */
    footer {
        text-align: center;
        padding: 20px 0;
        background: linear-gradient(135deg, #415A77, #1b263b);
        color: #ffffff;
        position: relative;
        bottom: 0;
        width: 100%;
        box-shadow: 0 -4px 6px rgba(0, 0, 0, 0.1);
    }

    footer p {
        margin: 0;
        font-size: 1em;
    }

    /* 动画效果 */
    @keyframes aurora-move {
        0% { background-position: 0% 50%; }
        50% { background-position: 100% 50%; }
        100% { background-position: 0% 50%; }
    }

    .animated-background {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: radial-gradient(circle, rgba(255,87,34,0.5), transparent);
        animation: aurora-move 15s linear infinite;
        z-index: -2;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        .container {
            flex-direction: row;
        }
    }

    @media (max-width: 1200px) {
        header h1 {
            font-size: 2em;
        }

        nav a {
            margin: 0 10px;
            font-size: 1em;
        }

        .main-content, .sidebar {
            width: 100%;
        }

        .container {
            flex-direction: column;
        }
    }

    @media (max-width: 1024px) {
        .main-content h2 {
            font-size: 2em;
        }

        .main-content h3 {
            font-size: 1.5em;
        }

        footer p {
            font-size: 0.9em;
        }
    }

    @media (max-width: 768px) {
        header h1 {
            font-size: 1.8em;
        }

        nav a {
            display: block;
            margin: 10px 0;
        }

        .main-content, .sidebar {
            width: 100%;
            padding: 10px;
        }

        .container {
            flex-direction: column;
        }
    }

    @media (max-width: 480px) {
        header h1 {
            font-size: 1.5em;
        }

        .main-content h2 {
            font-size: 1.5em;
        }

        .main-content h3 {
            font-size: 1.2em;
        }

        nav a {
            font-size: 0.9em;
        }
    }

    @media (max-width: 320px) {
        header h1 {
            font-size: 1.2em;
        }

        .main-content h2 {
            font-size: 1.2em;
        }

        .main-content h3 {
            font-size: 1em;
        }

        nav a {
            font-size: 0.8em;
        }
    }