Align custom policy details with the Figma create modal so the add-field control, copy, and labels match the intended styling.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/(app)/create/components/CustomMethodCardWizard/CustomMethodCardWizard.container.tsx

@@ -388,6 +388,7 @@ const CustomMethodCardWizardContainer = memo<CustomMethodCardWizardProps>(
 
     const handleSelectFieldType = useCallback((ft: AddCustomFieldType) => {
       setEditingBlockId(null);
+      setAddFieldExpanded(false);
       resetFieldTypeDrafts();
       setFieldTypeModal(ft);
       fieldModalSnapshotRef.current = JSON.stringify({
@@ -531,6 +532,7 @@ const CustomMethodCardWizardContainer = memo<CustomMethodCardWizardProps>(
       });
       setFieldTypeModal(null);
       setEditingBlockId(null);
+      setAddFieldExpanded(false);
       fieldModalSnapshotRef.current = null;
     }, [
       badgeBlockTitle,