Unstyled disclosure primitive (Collapsible, CollapsibleTrigger with asChild, CollapsibleContent) with controlled or uncontrolled open state, an in-flow height morph that fades content in and closes faster than it opens, aria-expanded/aria-controls wiring, an inert closed panel and a reduced-motion snap.
pnpm dlx shadcn@latest add "https://karaui.kamisama-v0.my.id/r/collapsible.json"