On hover, a white light beam races continuously around the button border. A 2px-padded wrapper div clips a large rotating conic-gradient square: only the border gap is visible, creating the illusion of a beam orbiting the perimeter. The button interior stays dark. No dependencies.
pnpm dlx shadcn@latest add "https://movin.design/r/button-border-beam.json"The item is indexed, but its registry document could not be loaded.