Premium
Words set in wide, airy caps. The chosen word's letters close in to tight display tracking from the outside in, and it gains weight as a thicker accent layer fades over it.
Also known as: letter spacing animation radio, kinetic type selection, tracking animation css, typographic radio buttons.
Premium
Everything you see above is live. Basic and Pro include every premium piece, with the HTML and CSS ready to copy, plus the Tailwind version where there is one and Motions in Claude Code on Pro.
--rad-color on the element or a parent.
Currently previewing #3b82f6.--rad-size. Every other dimension is in
em, so the whole thing scales together. Currently previewing 18px.transition or animation
shorthand. Staggered delays are relative, so they keep their rhythm.