[FEATURE]

Preflight Checklist

• [x] I have searched existing requests and this feature hasn't been requested yet
• [x] This is a single feature request (not multiple features)

Problem Statement

In terms of usability it is hard to tell my message from Claud response visually when using VSCode dark mode.

<img width="853" height="325" alt="Image" src="https://github.com/user-attachments/assets/df4346ea-46e4-4ec8-89f5-f42d4c53d18f" />

Proposed Solution

It would be nice if my messages had slightly higher font size and different background or border.

Alternative Solutions

_No response_

Priority

High - Significant impact on productivity

Feature Category

Developer tools/SDK

Use Case Example

_No response_

Additional Context

_No response_