[UI] Standardize Design System Across the Project

[csxark]

Description

UI components are inconsistent across pages.

Tasks

Standardize:

• Buttons
• Cards
• Typography
• Inputs
• Colors
• Shadows
• Border radius
• Spacing

Expected Outcome

Consistent design throughout CryptoViz.

Difficulty: Intermediate

[ronaksharma2908]

Hey @csxark , Please assign this issue to me as ESOC'26 Contributor

[itsudi123]

Ready to contribute 😁😁

[csxark]

Hi! @ronaksharma2908, I'm assigning this initiative to you.

A warm welcome to the CryptoViz project! We're excited to have you on board and truly appreciate your willingness to contribute. Looking forward to your creativity and meaningful contributions, especially from the branding perspective. Wishing you the very best, and happy contributing! 🚀