[bug]: Mira outline button missing hover effect in dark mode

[NMinhNguyen]

Describe the bug

The outline button variant in the Mira style has no visible hover effect in dark mode.

Affected component/components

Button

How to reproduce

1. Go to https://ui.shadcn.com/create?style=mira
2. Hover on any Cancel button (which is a contain button)
3. Observe no hover effect

Codesandbox/StackBlitz link

No response

Logs

System Info

Chrome 143

Before submitting

• I've made research efforts and searched the documentation
• I've searched for existing issues

[Hamed-Ajaj]

hey I'll try to fix it