Colors are not apply properly

[dukeofsoftware]

I started a new project. While building login page I saw colors are not apply properly I copied everything from shadcnui

you can test it here. Some variants is not working properly https://trasnalator-nybkaigff-dukeofsoftware.vercel.app/login repo: https://github.com/dukeofsoftware/trasnalator

[shadcn]

Which colors are not applying? Which component and which classNames?

[dukeofsoftware]

I think slate variants. when hover outline button, SelectItem, navigation menu, input, label etc. I tried adding slate variants to tailwind . But it didn't work.