.main-content-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin: 40px auto;
    max-width: 1200px;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
}

/* 左侧新闻主体 */
.news-display {
    flex: 1;
    min-width: 0;          /* 防止内容溢出 */
    background: white;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

/* 右侧侧边栏 - 固定宽度 + 弹性收缩 */
.sidebar {
    width: 320px;
    flex-shrink: 0;
}


        /* 新闻展示区域 */
        .news-display {
            flex: 1;
            background: white;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            overflow: hidden;
        }
        
        .news-header {
            padding: 30px 40px 20px;
            border-bottom: 1px solid #e9ecef;
        }
        
        .news-category {
            display: inline-block;
            background-color: #1a365d;
            color: white;
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 15px;
        }
        
        .news-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 15px;
            color: #1a365d;
        }
        
        .news-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            color: #6c757d;
            font-size: 15px;
            margin-bottom: 10px;
        }
        
        .news-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        
        .news-meta i {
            color: #4dabf7;
        }
        
        .news-content {
            padding: 40px;
        }
        
        .news-image {
            width: 100%;
            height: 400px;
            object-fit: cover;
            border-radius: 8px;
            margin-bottom: 30px;
        }
        
        .news-text {
            font-size: 18px;
            line-height: 1.8;
        }
        
        .news-text p {
            margin-bottom: 20px;
        }
        
        .news-text blockquote {
            border-left: 4px solid #4dabf7;
            padding-left: 20px;
            margin: 25px 0;
            font-style: italic;
            color: #495057;
            background-color: #f8f9fa;
            padding: 20px;
            border-radius: 0 8px 8px 0;
        }
        
        /* 侧边栏 */
        .sidebar {
            width: 320px;
        }
        
        .sidebar-section {
            background: white;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            padding: 25px;
            margin-bottom: 25px;
        }
        
        .sidebar-title {
            font-size: 20px;
            font-weight: 700;
            color: #1a365d;
            padding-bottom: 15px;
            margin-bottom: 20px;
            border-bottom: 2px solid #e9ecef;
        }
        
        .related-news-item {
            display: flex;
            margin-bottom: 20px;
            padding-bottom: 20px;
            border-bottom: 1px solid #e9ecef;
        }
        
        .related-news-item:last-child {
            margin-bottom: 0;
            padding-bottom: 0;
            border-bottom: none;
        }
        
        .related-news-img {
            width: 80px;
            height: 80px;
            object-fit: cover;
            border-radius: 5px;
            margin-right: 15px;
        }
        
        .related-news-title {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 5px;
        }
        
        .related-news-title a {
            color: #1a365d;
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .related-news-title a:hover {
            color: #4dabf7;
        }
        
        .related-news-date {
            color: #6c757d;
            font-size: 14px;
        }
        
        .tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        
        .tag {
            background-color: #e9ecef;
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 14px;
            color: #495057;
            text-decoration: none;
            transition: all 0.3s;
        }
        
        .tag:hover {
            background-color: #4dabf7;
            color: white;
        }
        
        /* 新闻操作栏 */
        .news-actions {
            display: flex;
            justify-content: space-between;
            padding: 20px 40px;
            border-top: 1px solid #e9ecef;
            background-color: #f8f9fa;
        }
        
        .action-buttons {
            display: flex;
            gap: 15px;
        }
        
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: 5px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
            border: none;
            font-size: 15px;
        }
        
        .btn-outline {
            background-color: transparent;
            border: 1px solid #dee2e6;
            color: #495057;
        }
        
        .btn-outline:hover {
            background-color: #e9ecef;
        }
        
        .btn-primary {
            background-color: #1a365d;
            color: white;
        }
        
        .btn-primary:hover {
            background-color: #152642;
        }
        
        .btn i {
            font-size: 16px;
        }
        
         /* 响应式设计 */

        
        @media (max-width: 768px) {
            .header-container {
                height: 60px;
            }
            
            .nav-links {
                display: none;
            }
            
            .mobile-menu-btn {
                display: block;
            }
            
            .news-header, .news-content {
                padding: 25px;
            }
            
            .news-title {
                font-size: 24px;
            }
            
            .news-image {
                height: 300px;
            }
            
            .news-meta {
                flex-direction: column;
                gap: 10px;
            }
            
            .news-actions {
                padding: 15px 25px;
                flex-direction: column;
                gap: 15px;
            }
            
            .action-buttons {
                flex-wrap: wrap;
            }
        }
        
        @media (max-width: 480px) {
            .news-header, .news-content {
                padding: 20px;
            }
            
            .news-title {
                font-size: 22px;
            }
            
            .news-image {
                height: 200px;
            }
            
            .news-text {
                font-size: 16px;
            }
            
            .sidebar-section {
                padding: 20px;
            }
        }