[BUG] tui: fullscreen + /memory + select memory = unusable terminal, hard stuck even closing/reopening doesn't work

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?

When TUI fullscreen and invoking /memory + selecting one, terminal because unusable, and it's impossible to recover

What Should Happen?

we should be able to "quit" memory view and go back to agent input

Error Messages/Logs

Steps to Reproduce

Setup:

• Claude version: v2.1.150
• Iterm: Build 3.4.4 (+ zsh)

Steps to reproduce:

• Enable TUI
• Spin up a new session/agent
• from that agent, invoke /memory
• select a memory and type enter (example: ❯ 1. User memory Saved in ~/.claude/CLAUDE.md). VERY IMPORTANT. Only selecting a file triggers the corruption
• Claude opens the file in my ide
• When I focus back in the terminal, it prints any capture any keyboard AND mouse input, and doesn't do anything
• typing ctrl+c does nothing
• typing esc does nothing
• typing anything keyboard does nothing
• can't even select caracters anymore.
• Just print stuff
• I'm stuck and I can't recover my session
• when closing terminal and reopening the session, it goes back to stuck mode

<img width="1014" height="127" alt="Image" src="https://github.com/user-attachments/assets/498a5eee-75c3-4e3b-9922-af4cf42d674c" />

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

v2.1.150

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

iTerm2

Additional Information

<img width="841" height="1054" alt="Image" src="https://github.com/user-attachments/assets/bc19f8fa-c5cf-40e1-80c6-3b0857505005" />