Occasionally, one of the subgrids in the upper part of the domain is drawn incorrectly: <img width="434" height="519" alt="Image" src="https://github.com/user-attachments/assets/bc218925-e13e-4f36-b77e-6a976004b8ae" /> This can be recreated with the following input: [bug.zip](https://github.com/user-attachments/files/22754817/bug.zip)
