🤖 fix: use container queries for responsive chat controls #526
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Replace viewport-based media queries with CSS container queries so chat controls compact based on actual available space, not window size. Fixes issue where controls don't compact when dev tools are open.
ammario
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Nov 7, 2025
ibetitsmike
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Nov 7, 2025
Chat controls now compact based on actual available space instead of window size. ## Problem Responsive chat controls used viewport-based media queries (`max-[550px]`) which checked the entire window width. When dev tools were open, the window was still wide even though the component had less space, so controls didn't compact. ## Solution Use CSS container queries instead of viewport media queries: - Mark control bar as container context with `@container` - Replace `max-[550px]` with `[@container(max-width:550px)]` - Controls now respond to their actual container width ## Testing - ✅ `make typecheck` passes - ✅ `make lint` passes - ✅ `make test` passes (955/956 tests) - Manually verified controls compact correctly when dev tools open _Generated with `cmux`_
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Chat controls now compact based on actual available space instead of window size.
Problem
Responsive chat controls used viewport-based media queries (
max-[550px]) which checked the entire window width. When dev tools were open, the window was still wide even though the component had less space, so controls didn't compact.Solution
Use CSS container queries instead of viewport media queries:
@containermax-[550px]with[@container(max-width:550px)]Testing
make typecheckpassesmake lintpassesmake testpasses (955/956 tests)Generated with
cmux