/* 全局样式 */
    body {
        margin: 0;
        padding: 0;
        background-color: #0D0D0D;
        color: #FFFFFF;
        font-family: 'Roboto', sans-serif;
        background: radial-gradient(circle, rgba(13,13,13,1) 0%, rgba(13,13,13,0) 100%);
        animation: aurora-move 15s linear infinite;
    }

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

    /* 侧边导航栏 */
    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        width: 250px;
        height: 100%;
        background-color: #1A1A1A;
        padding: 20px;
        box-sizing: border-box;
        overflow-y: auto;
        transition: width 0.3s ease;
    }

    .sidebar.collapsed {
        width: 80px;
    }

    .sidebar a {
        display: block;
        color: #5CACEE;
        text-decoration: none;
        margin: 15px 0;
        transition: color 0.3s ease;
    }

    .sidebar a:hover {
        color: #B45F97;
    }

    /* 主内容区域 */
    .main-content {
        margin-left: 250px;
        padding: 20px;
        box-sizing: border-box;
        transition: margin-left 0.3s ease;
    }

    .highlight {
        color: #5CACEE;
    }

    .call-to-action {
        background-color: #B45F97;
        color: #FFFFFF;
        padding: 10px 20px;
        border: none;
        cursor: pointer;
        transition: background-color 0.3s ease;
        border-radius: 5px;
        font-size: 1em;
    }

    .call-to-action:hover {
        background-color: #993C7A;
    }

    /* 头部样式 */
    header {
        text-align: center;
        padding: 50px 0;
        background: linear-gradient(45deg, #5CACEE, #B45F97);
        border-radius: 10px;
        margin-bottom: 40px;
    }

    header h1 {
        margin: 0;
        font-size: 2.5em;
        color: #FFFFFF;
    }

    /* 文章样式 */
    article {
        background-color: rgba(26,26,26,0.8);
        padding: 20px;
        border-radius: 8px;
        margin-bottom: 40px;
    }

    article h2, article h3, article h4 {
        color: #5CACEE;
    }

    article pre {
        background-color: #1A1A1A;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
    }

    article code {
        color: #B45F97;
        font-family: 'Courier New', monospace;
    }

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

    table, th, td {
        border: 1px solid #5CACEE;
    }

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

    th {
        background-color: #5CACEE;
        color: #0D0D0D;
    }

    /* 图片样式 */
    img {
        max-width: 100%;
        height: auto;
        margin: 10px 0;
    }

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

    @media (max-width: 1200px) {
        .sidebar {
            width: 200px;
        }
        .main-content {
            margin-left: 200px;
        }
    }

    @media (max-width: 1024px) {
        header h1 {
            font-size: 2em;
        }
    }

    @media (max-width: 768px) {
        .sidebar {
            width: 150px;
        }
        .main-content {
            margin-left: 150px;
        }
    }

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

    @media (max-width: 320px) {
        .sidebar {
            width: 100%;
            height: auto;
            position: relative;
        }
        .main-content {
            margin-left: 0;
        }
    }

    /* 视觉元素与品牌塑造 */
    .particle {
        position: absolute;
        width: 10px;
        height: 10px;
        background-color: rgba(255, 255, 255, 0.5);
        border-radius: 50%;
        animation: float 5s infinite ease-in-out;
    }

    @keyframes float {
        0% { transform: translateY(0) scale(1); }
        50% { transform: translateY(-20px) scale(1.2); }
        100% { transform: translateY(0) scale(1); }
    }

    /* 数据表格样式 */
    .data-table {
        font-family: 'Courier New', monospace;
        background-color: #1A1A1A;
        color: #FFFFFF;
    }

    /* 按钮样式 */
    .button {
        background-color: #5CACEE;
        color: #FFFFFF;
        border: none;
        padding: 10px 20px;
        cursor: pointer;
        transition: background-color 0.3s ease;
        border-radius: 5px;
        font-size: 1em;
    }

    .button:hover {
        background-color: #458BC7;
    }