 /* 复用基础样式 */
      

        /* === 内容页专属样式 (1200px全宽版) === */
        .main-content-wrapper { padding: 30px 0; }
        .breadcrumb { font-size: 14px; color: #666; margin-bottom: 30px; }
        .breadcrumb a { color: #333; }
        
        /* 主内容区与主体等宽 */
        .main-article-area {
            max-width: 1200px; /* MODIFIED: 宽度设为1200px */
            margin: 0 auto;
            background-color: #fff;
            border: 1px solid #e7e7e7;
            padding: 50px 70px; /* MODIFIED: 优化内边距 */
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
        }
        .article-header h1 {
            font-size: 32px;
            text-align: center;
            margin-bottom: 25px;
            font-weight: 600;
        }
        .article-meta {
            text-align: center;
            font-size: 14px;
            color: #999;
            padding-bottom: 25px;
            border-bottom: 1px solid #eee;
            margin-bottom: 35px;
        }
        .article-meta span { margin: 0 15px; }
        
        .article-content {
            font-size: 17px;
            line-height: 2.2;
            color: #333;
        }
        .article-content p { margin-bottom: 30px; }
        .article-content img {
            max-width: 100%;
            height: auto;
            display: block;
            margin: 30px auto;
            border-radius: 5px;
        }
        .article-content strong { color: #000; }

        .article-nav {
            margin-top: 50px;
            padding-top: 25px;
            border-top: 1px solid #eee;
            font-size: 16px;
        }
        .article-nav p { margin-bottom: 12px; }
        .article-nav a { color: #0056b3; }