gtk4 shadows are currently broken

[g1bber1sh]

see https://imgur.com/a/bEtoKXh https://i.imgur.com/RxpamYA.jpg
only happens when a window is unfocused.
this particularly seems to affect nautilus (maybe only nautilus) theres also sometimes a lot of flashing and weird effects when nautilus goes from unfocuses to focused
none of your other themes that ive tried are affected

edit: gnome 43.4, wayland,arch