maybe use getBoxQuads API for overlays

with the getBoxQuads API, you could draw the overlay more like chrome dev tools do (for example for transformed elements).

so maybe the polyfill for this API is interesting : https://github.com/jogibear9988/getBoxQuadsPolyfill

<img width="1131" alt="Image" src="https://github.com/user-attachments/assets/3d77a9b7-4c85-4f8c-856b-fc0c1838dbca" />