diff --git a/src/app/features/admin/categories/components/admin-categories-list.component.ts b/src/app/features/admin/categories/components/admin-categories-list.component.ts
index 3b1dfb8..c2a27f6 100644
--- a/src/app/features/admin/categories/components/admin-categories-list.component.ts
+++ b/src/app/features/admin/categories/components/admin-categories-list.component.ts
@@ -33,7 +33,7 @@ export class AdminCategoriesListComponent {
   @Output() delete = new EventEmitter<string>();
   @Output() restore = new EventEmitter<string>();
   @Output() toggleVisible = new EventEmitter<{ id: string; visible: boolean }>();
-  @Output() reorder = new EventEmitter<{ id: string; targetOrder: number }>();
+  @Output() reorder = new EventEmitter<{ id: string; targetId: string }>();
 
   private draggedId: string | null = null;
 
@@ -50,7 +50,7 @@ export class AdminCategoriesListComponent {
       this.draggedId = null;
       return;
     }
-    this.reorder.emit({ id: this.draggedId, targetOrder: targetRow.category.order });
+    this.reorder.emit({ id: this.draggedId, targetId: targetRow.category.id });
     this.draggedId = null;
   }
 }
diff --git a/src/app/features/admin/categories/facade/admin-categories.facade.ts b/src/app/features/admin/categories/facade/admin-categories.facade.ts
index 61e6c42..689bcea 100644
--- a/src/app/features/admin/categories/facade/admin-categories.facade.ts
+++ b/src/app/features/admin/categories/facade/admin-categories.facade.ts
@@ -165,10 +165,26 @@ export class AdminCategoriesFacade {
       .subscribe({ next: () => this.loadList() });
   }
 
-  reorder(id: string, targetOrder: number): void {
-    const category = this.categories().find(item => item.id === id);
-    if (!category) return;
-    this.gateway.updateCategory({ ...category, order: targetOrder, updatedAt: new Date().toISOString() }).pipe(take(1))
-      .subscribe({ next: () => this.loadList() });
+  reorder(id: string, targetId: string): void {
+    const dragged = this.categories().find(item => item.id === id);
+    const target = this.categories().find(item => item.id === targetId);
+    if (!dragged || !target || dragged.parentId !== target.parentId || dragged.id === target.id) return;
+
+    const siblings = this.categories()
+      .filter(item => item.parentId === dragged.parentId)
+      .sort((left, right) => left.order - right.order);
+    const withoutDragged = siblings.filter(item => item.id !== id);
+    const targetIndex = withoutDragged.findIndex(item => item.id === targetId);
+    withoutDragged.splice(targetIndex, 0, dragged);
+
+    const now = new Date().toISOString();
+    const updates = withoutDragged
+      .map((item, index) => ({ item, order: index }))
+      .filter(({ item, order }) => item.order !== order)
+      .map(({ item, order }) => ({ ...item, order, updatedAt: now }));
+
+    if (updates.length === 0) return;
+    updates.forEach(category => this.gateway.updateCategory(category).pipe(take(1)).subscribe());
+    this.loadList();
   }
 }
diff --git a/src/app/features/admin/categories/pages/admin-categories-list-page.component.ts b/src/app/features/admin/categories/pages/admin-categories-list-page.component.ts
index 69e1884..22a6abd 100644
--- a/src/app/features/admin/categories/pages/admin-categories-list-page.component.ts
+++ b/src/app/features/admin/categories/pages/admin-categories-list-page.component.ts
@@ -20,7 +20,7 @@ import { TranslateService } from '../../../../i18n/translate.service';
     (delete)="deleteOne($event)"
     (restore)="facade.restoreOne($event)"
     (toggleVisible)="facade.setVisible($event.id, $event.visible)"
-    (reorder)="facade.reorder($event.id, $event.targetOrder)" />`,
+    (reorder)="facade.reorder($event.id, $event.targetId)" />`,
   changeDetection: ChangeDetectionStrategy.OnPush
 })
 export class AdminCategoriesListPageComponent {