fix(motion-collapsible): stop clipping once the height settles - #127
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`.motion-collapsible` carried `overflow: hidden` at all times. The clipping is only needed while the height animates, and left on it cuts anything a child draws outside its content box — focus rings most visibly, since the ring is a box-shadow set 4px out from the trigger. The result is a control inside a collapsible showing only the edges of its focus ring that happen to have padding above or beside them. In governance studio's API key dialog, the project select and the custom-expiry date picker both render a ring on the top edge alone, measured at 0px of room on the other three sides. Clip only while the animation runs. Driving this from onAnimationStart / onAnimationComplete rather than `isOpen` also covers the ResizeObserver case, where content resizes while already open and starts a fresh height animation. Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
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.motion-collapsiblecarriedoverflow: hiddenat all times. The clipping is only needed while the height animates, and left on it cuts anything a child draws outside its content box — focus rings most visibly, since the ring is a box-shadow set 4px out from the trigger.The result is a control inside a collapsible showing only the edges of its focus ring that happen to have padding above or beside them. In governance studio's API key dialog, the project select and the custom-expiry date picker both render a ring on the top edge alone, measured at 0px of room on the other three sides.
Clip only while the animation runs. Driving this from onAnimationStart / onAnimationComplete rather than
isOpenalso covers the ResizeObserver case, where content resizes while already open and starts a fresh height animation.