I'd use one of the atomic versions, as these are the most similar.

Then there's Silverblue with Gnome which has a minimal modern interface, and Kionite with Plasma with a customizable more classical desktop. Might be best to match that with her setup too.

You're not tired, but you saw a post about yawning? Well, guess what.

Clock but it's made by an LLM:

https://clocks.brianmoore.com/