Product UI Kit
Product Action Buttons
CoastKey ProductButton wrapper with source-backed Primary / Secondary / Outline / Ghost / Destructive variants, S/M/L/XL height ladder, TextOnly / LeadingIcon / TrailingIcon / LeadingAndTrailingIcon / IconOnly / CircleIconOnly compositions, ProductButtonGroup action clusters, ProductShareButton, and disclosure trigger anatomy. Filter chips, toggle/favorite actions, and grouped switchers live on their own Product UI Kit routes.
Preparing logical previews…