fix page zugriffsverwaltung - buttons removed

src/pages/admin/AccessManagementHub.tsx

@@ -320,6 +320,9 @@ export const AccessManagementHub: React.FC = () => {
       </div>
 
       <div className={hubStyles.filters}>
+        {/* Filter dropdowns only shown in list view - hierarchy shows everything */}
+        {viewMode === 'list' && (
+          <>
             <div className={styles.filterGroup}>
               <label className={styles.filterLabel}>
                 <FaBuilding style={{ marginRight: 8 }} />
@@ -376,6 +379,8 @@ export const AccessManagementHub: React.FC = () => {
                 </button>
               </div>
             )}
+          </>
+        )}
       </div>
 
       <div className={hubStyles.viewModeSwitch}>