updated the duplicate

lib/pages/spaces_management/all_spaces/widgets/community_structure_widget.dart

@@ -703,8 +703,28 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
         }
       });
 
-      Offset childStartPosition = newPosition + Offset(0, verticalGap);
+      final childrenWithDownDirection = original.children
+          .where((child) =>
+              child.incomingConnection?.direction == "down" &&
+              child.status != SpaceStatus.deleted)
+          .toList();
+
+      Offset childStartPosition = childrenWithDownDirection.length == 1
+          ? duplicated.position
+          : newPosition + Offset(0, verticalGap);
+
       for (final child in original.children) {
+        final isDownDirection =
+            child.incomingConnection?.direction == "down" ?? false;
+
+        if (isDownDirection && childrenWithDownDirection.length == 1) {
+          // Place the only "down" child vertically aligned with the parent
+          childStartPosition = duplicated.position + Offset(0, verticalGap);
+        } else if (!isDownDirection) {
+          // Position children with other directions horizontally
+          childStartPosition = duplicated.position + Offset(horizontalGap, 0);
+        }
+
         final duplicatedChild =
             duplicateRecursive(child, childStartPosition, duplicated);
         duplicated.children.add(duplicatedChild);

lib/pages/spaces_management/assign_tag_models/views/assign_tag_models_dialog.dart

@@ -385,6 +385,15 @@ class AssignTagModelsDialog extends StatelessWidget {
     final modifiedTags = List<TagModel>.from(updatedTags);
     final modifiedSubspaces = List<SubspaceTemplateModel>.from(subspaces ?? []);
 
+    if (subspaces != null) {
+      for (var subspace in subspaces) {
+        subspace.tags?.removeWhere(
+          (tag) => !modifiedTags
+              .any((updatedTag) => updatedTag.internalId == tag.internalId),
+        );
+      }
+    }
+
     for (var tag in modifiedTags.toList()) {
       if (modifiedSubspaces.isEmpty) continue;
 
@@ -461,5 +470,4 @@ class AssignTagModelsDialog extends StatelessWidget {
       'subspaces': modifiedSubspaces,
     };
   }
-
 }