Enhance README with troubleshooting and FAQ

[Dippp10-ally]

📌 Description

This pull request implements a responsive navigation system to improve the application's usability across mobile, tablet, and desktop devices. The navigation now adapts to different screen sizes, ensuring a consistent and accessible user experience.

✨ Changes Made

• Implemented responsive navigation layouts for different screen sizes.
• Added a collapsible hamburger menu for mobile devices.
• Improved spacing, alignment, and touch-friendly navigation elements.
• Ensured keyboard accessibility and screen reader compatibility.
• Fixed layout overflow and navigation alignment issues on smaller screens.
• Maintained consistent styling across all supported breakpoints.

🎯 Related Issue

Closes #1698

🧪 Testing

• Tested on mobile devices.
• Tested on tablet devices.
• Tested on desktop browsers.
• Verified responsive breakpoints.
• Confirmed keyboard navigation works correctly.
• Checked for layout overflow and visual regressions.

📸 Screenshots

Before	After
Add screenshot	Add screenshot

✅ Checklist

• My code follows the project's coding standards.
• I have tested my changes locally.
• I have updated relevant documentation where necessary.
• This PR does not introduce new warnings or errors.
• I have linked the related issue.
• My changes improve responsiveness without affecting existing functionality.

📋 Notes

This enhancement improves the application's responsiveness and accessibility while preserving the existing navigation structure and functionality. The implementation focuses on delivering a smooth user experience across various screen sizes without introducing breaking changes.

[vercel]

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[Dippp10-ally]

@souma9830 ji , do assign labels called as gssoc:approved, level:intermediate , type:docs , quality:exceptional to above pull request number 1703 also.......do merge above pull request number 1703 also......