.knowledge-container{display:flex;gap:40px}.sidebar{width:260px;padding:10px;border-right:1px solid #eee;height:calc(100vh - 120px);position:sticky;top:100px;overflow-y:auto}.search-bar{width:100%;padding:8px 12px;margin-bottom:20px;border:1px solid #ddd;border-radius:6px}.sidebar-section h4{margin-top:20px;margin-bottom:8px;font-weight:600;font-size:14px}.sidebar-section ul{margin:0;padding:0;list-style:none}.sidebar-section li a{display:block;padding:4px 0;color:#444;text-decoration:none}.sidebar-section li a:hover{color:#000}.article-content{flex:1;padding-right:40px}.tag-row{margin-bottom:20px}.tag{display:inline-block;background:#eef4ff;color:#3563e9;padding:4px 10px;border-radius:20px;margin-right:6px;font-size:12px}