diff --git a/frontend/src/pages/AdminHierarchyPage.jsx b/frontend/src/pages/AdminHierarchyPage.jsx
index 9bed5a3..36b5631 100644
--- a/frontend/src/pages/AdminHierarchyPage.jsx
+++ b/frontend/src/pages/AdminHierarchyPage.jsx
@@ -141,10 +141,6 @@ function AdminHierarchyPage() {
           }
         }
 
-        .admin-tree-view {
-          ${selectedItem ? 'display: none;' : 'display: block;'}
-        }
-
         .admin-tabs {
           display: flex;
           gap: 8px;
@@ -261,6 +257,7 @@ function HierarchyTab({ hierarchy, expandedNodes, selectedItem, loading, error,
         <div
           className="admin-tree-view"
           style={{
+            display: selectedItem ? 'none' : 'block',
             border: '1px solid var(--border)',
             borderRadius: '12px',
             padding: '16px',