[FEATURE]- Improve Home Page CSS for Dark Theme

[vanshika-varshney]

Description
The home page in dark theme currently has some visual inconsistencies that reduce readability and overall user experience.

Describe the solution you'd like
We should refine the CSS to ensure better contrast, alignment, and consistency with the rest of the design system.

Screenshots

Additional context
Please assign this issue to me.

[github-actions]

Thank you for raising this issue!

We'll review it as soon as possible. We truly appreciate your contributions! ✨

Meanwhile make sure you've visited the README.md, CONTRIBUTING.md, and CODE_OF_CONDUCT.md before creating a PR for this. Also, please do NOT create a PR until this issue has been assigned to you. 😊

[supriya46788]

Assigned...you can open pr now