[F-R] Material 3 UI/UX design

[InInfinitumEtInTenebris]

Is your feature request related to a problem? Please describe.
Occasionally, the UI seems slightly outdated to me.

Describe the solution you'd like
I would like for Shosetsu to implement Material 3 to update the UI/UX design.

Describe alternatives you've considered
Maybe update the UI/UX design in other ways

Additional context
I believe the enhancement report is self explanatory.

[Doomsdayrs]

This has been in works with recent commits. It is not complete until a few more steps are done, but I do not consider this an utmost requirement rn for version 2.