feat: Add interactive hover effects to homepage feature cards

[iampratik13]

What kind of change does this PR introduce?

Adds subtle and smooth hover effects to the four feature cards on the homepage to improve user experience and visual feedback. #1883

Changes

• Added transition animations to all four feature cards in the "Why JSON Schema?" section
• Implemented a 3% scale-up effect on hover
• Added themed shadow/glow effects (blue for light mode, purple for dark mode)
• Cleaned up class name formatting (removed extra whitespace)

Visual Effects

• Transform: Slight scale-up (scale(1.03)) for a lift effect
• Shadow: Soft blue glow in light mode, purple glow in dark mode
• Transition: Smooth 300ms animation for all properties

Benefits

• Improves visual feedback for users
• Enhances modern and dynamic appearance of the website
• Maintains consistency with existing button hover effects
• Works seamlessly in both light and dark modes

Testing

• Tested in light mode
• Tested in dark mode
• Verified smooth transitions
• Confirmed no layout shifts

Related Issue

Closes #1883

Screenshots/videos:

1762367555773341.mp4

Checklist

Please ensure the following tasks are completed before submitting this pull request.

• Read, understood, and followed the contributing guidelines.

[github-actions]

built with Refined Cloudflare Pages Action

⚡ Cloudflare Pages Deployment

Name	Status	Preview	Last Commit
website	✅ Ready (View Log)	Visit Preview	691f1a9

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (1ca4a48) to head (691f1a9).

Additional details and impacted files

@@            Coverage Diff            @@
##              main     #1884   +/-   ##
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  Coverage   100.00%   100.00%           
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  Files           30        30           
  Lines          633       633           
  Branches       196       196           
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  Hits           633       633           

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[Utkarsh-123github]

LGTM🚀