OverlaysVisual draft 0.1
Collapsible
Shows or hides one supporting region.
CoreFoundational primitiveHTML first
01 / Preview
The current Angle direction.
Advanced conditions
02 / Decision
What this component must preserve.
Angle component decision
Use for optional detail attached to a clear parent; maintain the trigger in place when content changes.
03 / Anatomy
Parts with a specific job.
Trigger
01State indicator
02Content region
0304 / States
The happy path is only one state.
01Default
02Hover
03Active
04Focus
05Disabled
06Loading
07Success
08Error
05 / Guidance
Use the contract, not the screenshot.
Do
Use for optional detail attached to a clear parent; maintain the trigger in place when content changes.
Avoid
Do not create a one-off version that bypasses shared states, tokens, focus behavior, or the component decision documented here.