fix: improve dark mode text readability

[akil9979]

📌 Description

Improved dark mode readability by updating text colors that remained unchanged when switching from light mode. This ensures better contrast and consistent theming across different pages and components.

🔗 Related Issue

Closes #1562

🛠 Changes Made

• Replaced hardcoded text colors with theme-aware styles.
• Improved contrast for labels, statistics, placeholders, and card contents in dark mode.
• Ensured text colors remain consistent across pages and components.
• Preserved existing light mode behavior.

📸 Screenshots (if applicable)

Add before and after screenshots showing the improvements in dark mode.

✅ Checklist

• Code runs locally
• Followed project structure
• No console errors
• Properly tested changes
• Linked the issue

🚀 Notes for Reviewers

This PR focuses on improving readability and accessibility in dark mode without changing existing functionality. The changes are limited to styling and aim to provide a more consistent user experience across the application.

[akil9979]

Hi @maintainers,

I've completed the changes for this PR and verified them locally. The PR addresses issue #1562 by improving dark mode text readability and ensuring better contrast across components.

Kindly review the changes when convenient. Thank you!

[akil9979]

Hi @aryandas2911, I have done my task please review my PR whenever possible. Thank You!

[akil9979]

Hi @aryandas2911, I have done the task please review my PR whenever possible. Thank You!

[akil9979]

Hi @aryandas2911, I have done the task please review my PR whenever possible. Thank You!