Dark install fix

[Bhup-GitHUB]

What has changed?

Fixed dark mode styling issues in the InstallReminder component where the white card with light gray text had poor contrast and readability in dark theme.

This PR Resolves #2986

Type of change

• Bug fix (non-breaking change which fixes an issue).
• New feature (non-breaking change which adds functionality).
• Breaking change (fix or feature that would cause existing functionality to not work as expected).
• Documentation update (if none of the other choices apply).

How Has This Been Tested?

Please run npm run build and npm run serve to check if the changes are working as expected. Please include screenshots of the output of both the commands. Add screenshots/gif of the changes if possible.

Build

Checklist:

• My code follows the style guidelines of this project.
• I have performed a self-review of my own code.

Changes Made:

• Replaced hard-coded colors with CSS variables for theme compatibility
• Updated card background to use var(--ifm-card-background-color)
• Fixed text colors to use theme-aware variables for proper contrast
• Improved visual hierarchy with better spacing

[Achanandhi-M]

Hey @Bhup-GitHUB,

Could you please separate them and also add a clear title and description? At the moment, it’s a bit difficult to understand what this PR is about.

[Bhup-GitHUB]

Hey @Bhup-GitHUB,

Could you please separate them and also add a clear title and description? At the moment, it’s a bit difficult to understand what this PR is about.

separate what ?