[BUG] [CRITICAL] Cursor invisible in input field - cannot see typing position

Preflight Checklist

• [x] I have searched existing issues and this hasn't been reported yet
• [x] This is a single bug report (please file separate reports for different bugs)
• [x] I am using the latest version of Claude Code

What's Wrong?

The cursor/caret is invisible in the input field, making it
impossible to see where you're typing. This is a basic functionality
that should work.

What Should Happen?

• Cursor should be visible and blinking
• Text should wrap properly

Error Messages/Logs

- CRITICAL: Basic text input is broken
- Cannot use the app effectively
- Have to copy-paste from other apps

Steps to Reproduce

1. Open Claude Code Desktop
2. Click on the input field
3. Start typing and send some promprs
4. After a few minutes using it notice cursor is not visible
5. Cannot tell where you're typing

Claude Model

Opus

Is this a regression?

I don't know

Last Working Version

_No response_

Claude Code Version

1.1.2321 (495628)

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

<img width="782" height="323" alt="Image" src="https://github.com/user-attachments/assets/7fccb3c6-5620-4941-96de-f8fe8e7dd087" />