Checkbox group rendered as a carpenter's tally: each check carves a notch stroke into its row and adds a stroke to an aggregate tally cluster in the header, where every fifth stroke slashes diagonally across its group of four. Strokes draw on with a dashoffset sweep and retract on uncheck.
pnpm dlx shadcn@latest add "https://design.helpmarq.com/r/checkbox-tally-notch.json"