fix : Question section and Prev/Next Cards

[Gagan202005]

Summary

This PR improves the UI near the footer on the Keploy docs website.
It removes visual clutter, adds clear separation, and makes the Prev/Next navigation more compact and readable.

---

Closes : keploy/keploy#3657

What was wrong

• The “Questions?” card was too big and visually heavy
• Emojis and long text made the support section noisy
• Support links were hard to notice
• Prev/Next navigation had too much whitespace
• Navigation cards had no clear border
• No divider between content, navigation, and footer

---

What’s changed

Support section

• Converted into a slim support strip
• Removed emojis and large heading
• Added clear links for:
  • Join Slack
  • Book a demo
• Removed shadows and reduced padding

Prev / Next navigation

• Reduced padding and whitespace
• Removed card-like look
• Added clear borders
• Wrapped paginator to avoid Docusaurus style overrides

Layout

• Added dividers between:
  • Content and support strip
  • Support strip and Prev/Next navigation
  • Navigation and footer
• Used theme tokens for light and dark mode support

---

Result

• Cleaner footer area
• Better visual separation
• Compact and clear navigation
• Consistent look in light and dark modes
• UI-only change (no functional impact)

---

How to test

1. Run the docs site locally.
2. Open any documentation page.
3. Scroll to the bottom.
4. Check:
   • Support strip is small and clean
   • Prev/Next navigation is compact and bordered
5. Toggle light/dark mode and verify consistency.

---

Screenshots

---

Checklist

• Tested in light mode
• Tested in dark mode
• Docs UI only
• Ready for review

---

[Gagan202005]

hi @Achanandhi-M @amaan-bhati @nehagup
please review this pr when you get a chance
Thanks!