:root {
            --primary-color: #1e88e5;
            --secondary-color: #f8f9fa;
            --text-color: #333;
            --light-text: #777;
        }
        
        body {
            font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
            color: var(--text-color);
            line-height: 1.8;
            background-color: #f5f5f5;
        }
        
        .breadcrumb {
            background-color: transparent;
            padding: 15px 0;
            margin-bottom: 0;
        }
        
        .article-header {
            background-color: white;
            padding: 30px 0;
            margin-bottom: 30px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
        }
        
        .article-title {
            position: relative;
            padding-bottom: 15px;
            margin-bottom: 20px;
            text-align: center;
        }
        
        .article-title:after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 3px;
            background: var(--primary-color);
        }
        
        .article-meta {
            text-align: center;
            color: var(--light-text);
            margin-bottom: 20px;
        }
        
        .article-meta span {
            margin: 0 10px;
        }
        
        .article-content {
            background-color: white;
            padding: 30px;
            margin-bottom: 30px;
            border-radius: 5px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
        }
        
        .article-content img {
            max-width: 100%;
            height: auto;
            display: block;
            margin: 20px auto;
            border-radius: 5px;
        }
        
        .article-content p {
            margin-bottom: 1.5em;
        }
        
        .article-content h2,
        .article-content h3,
        .article-content h4 {
            margin-top: 1.8em;
            margin-bottom: 0.8em;
            font-weight: 600;
        }
        
        .article-content h2 {
            padding-bottom: 10px;
            border-bottom: 1px solid #eee;
        }
        
        .article-content blockquote {
            border-left: 4px solid var(--primary-color);
            padding: 10px 20px;
            margin: 20px 0;
            background-color: #f9f9f9;
            color: #555;
        }
        
        .article-tags {
            padding: 15px 0;
            border-top: 1px dashed #eee;
            border-bottom: 1px dashed #eee;
            margin: 30px 0;
        }
        
        .tag {
            display: inline-block;
            padding: 3px 10px;
            background-color: #f0f0f0;
            border-radius: 15px;
            margin-right: 5px;
            margin-bottom: 5px;
            font-size: 0.8rem;
            color: var(--light-text);
            text-decoration: none;
            transition: all 0.3s;
        }
        
        .tag:hover {
            background-color: var(--primary-color);
            color: white;
        }
        
        .article-nav {
            display: flex;
            justify-content: space-between;
            margin-bottom: 30px;
        }
        
        .article-nav a {
            display: inline-block;
            padding: 10px 20px;
            background-color: white;
            border-radius: 5px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            text-decoration: none;
            color: var(--text-color);
            transition: all 0.3s;
        }
        
        .article-nav a:hover {
            background-color: var(--primary-color);
            color: white;
        }
        
        .related-articles {
            background-color: white;
            padding: 30px;
            margin-bottom: 30px;
            border-radius: 5px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
        }
        
        .related-title {
            position: relative;
            padding-bottom: 15px;
            margin-bottom: 20px;
        }
        
        .related-title:after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 60px;
            height: 3px;
            background: var(--primary-color);
        }
        
        .related-list {
            list-style: none;
            padding-left: 0;
        }
        
        .related-list li {
            padding: 10px 0;
            border-bottom: 1px dashed #eee;
        }
        
        .related-list li:last-child {
            border-bottom: none;
        }
        
        .related-list a {
            color: var(--text-color);
            text-decoration: none;
            transition: all 0.3s;
        }
        
        .related-list a:hover {
            color: var(--primary-color);
        }
        
        .sidebar {
            background-color: white;
            padding: 20px;
            border-radius: 5px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            margin-bottom: 30px;
        }
        
        .sidebar-title {
            position: relative;
            padding-bottom: 10px;
            margin-bottom: 15px;
            font-size: 1.1rem;
        }
        
        .sidebar-title:after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background: var(--primary-color);
        }
        
        .sidebar-list {
            list-style: none;
            padding-left: 0;
        }
        
        .sidebar-list li {
            padding: 8px 0;
            border-bottom: 1px dashed #eee;
        }
        
        .sidebar-list li:last-child {
            border-bottom: none;
        }
        
        .sidebar-list a {
            color: var(--text-color);
            text-decoration: none;
            transition: all 0.3s;
        }
        
        .sidebar-list a:hover {
            color: var(--primary-color);
            padding-left: 5px;
        }
        
        @media (max-width: 768px) {
            .article-header {
                padding: 20px 0;
            }
            
            .article-title {
                font-size: 1.5rem;
            }
            
            .article-content {
                padding: 20px;
            }
            
            .sidebar {
                margin-top: 30px;
            }
        }