fix the playground ui

[PIYUSH-NEXTGEN]

📝 Description -

Earlier the playground section cards were not showing properly so this PR fixed it

• Playground components align properly
• Editor and output panels fully visible
• Layout responsive and visually balanced
• No excessive blank vertical spacing appear

Improved overall user experience and visual consistency

🔗 Linked Issue

Closes #476

---

📋 Contribution Checklist

• My code strictly adheres to the project guidelines (Standard library only, procedural code, clean spacing).
• I have verified that my files are placed in the correct directory.
• I have tested my changes thoroughly on my local machine.
• I have included interactive emojis and clean console/UI outputs.
• GSSoC 2026: I have been formally assigned to this issue and noted it above.

[vercel]

@PIYUSH-NEXTGEN is attempting to deploy a commit to the Anuj's projects Team on Vercel.

A member of the Team first needs to authorize it.

[github-actions]

🎉 Thank you for your contribution!

Your Pull Request has been merged successfully.

We appreciate the time and effort you put into improving this project. Contributions like yours help the repository grow and stay useful for everyone.

If you'd like to contribute again, please check the open issues and make sure you are assigned before opening another Pull Request.

Thanks again for your support! 🙌