I'm using latest beta on Ubuntu with dark mode enabled. When trying to add a citation in Google Docs the text is the same colour as the text field, so I am unable to see what I am typing. I have attached screenshots showing invisible text and also with it highlighted so that it can be seen.

https://s3.amazonaws.com/zotero.org/images/forums/u4684451/zukquhmuwtucz02tcy0x.png
https://s3.amazonaws.com/zotero.org/images/forums/u4684451/6a0ld679ap22t9klzklb.png