[Refactor] Improve UI consistency and structure across site, docs, blog, and server

[Gautam25Raj]

Summary

This PR improves UI consistency, layout structure, responsiveness, and overall platform polish across the site, blog, docs, and server-related interfaces.

Refactor

UI & Layout Improvements

• Improved spacing, alignment, and layout consistency across multiple sections
• Enhanced Navbar and Footer responsiveness and styling
• Refined typography and section structure for improved readability

Component Refinements

• Updated loading, error, and not-found templates
• Improved BlogSection and DocsSection interactions and presentation
• Refined StyleGuideHeader link styling
• Improved hover states and component consistency

Enhancement

• Updated package dependencies across workspaces
• Improved overall design consistency across:
  • Site
  • Blog
  • Docs
  • Studio/server-related interfaces

Notes

• No breaking changes expected
• Focused on platform-wide UI refinement and consistency

Type of Change

• 🐛 Bug fix (non-breaking change which fixes an issue)
• ✨ New feature (non-breaking change which adds functionality)
• 💥 Breaking change (fix or feature that would cause existing functionality to not work as expected)
• 📝 Documentation update
• 🧪 Tests (adding or updating tests)

Checklist

• I have read the CONTRIBUTING.md document.
• My code follows the style guidelines of this project.
• I have performed a self-review of my own code.
• I have commented my code, particularly in hard-to-understand areas.
• My changes generate no new warnings.
• I have added tests that prove my fix is effective or that my feature works.
• New and existing unit tests pass locally with my changes.
• Any dependent changes have been merged and published in downstream modules.