Text block overflows from screen and is unreadable

In some epubs text can be presented in blocks, however in some cases the blocks are not split correctly, resulting in unreadable text (see image) in paginated mode.

<img width="922" height="2048" alt="Image" src="https://github.com/user-attachments/assets/fa8b751e-c60f-4a91-bf68-88fbff251ddd" />