Code blocks in chat messages appear as black rectangles in light mode

[morch1]

In Light mode, text wrapped in code snippets is rendered as black rectangles. See screenshots below.

Dark mode - rendered correctly

Light mode

Diagnostics from app:

Hermex Android Diagnostics
App: 1.0.0 (build 33)
Server: --redacted--
URL: --redacted--
Server Version: v0.52.76
Default Model: qwen36-27B
Custom Headers: 0
Notifications: false
Show Subagent Sessions: true

Device info
Google Pixel 9 Pro, Android 16