design/tokens/radius.css

:root{
  /* The CORNER knob — one multiplier on every rung below but the pill, the way
     --type-scale is on type and --density on spacing. @hanzo/ui's gui radii
     multiply by the same name, so a component and a stylesheet stay round
     together. 1 is the published set. */
  --radius-scale:1;

  --radius:calc(0.5rem * var(--radius-scale, 1));            /* the base token (globals.css)      */
  --radius-sm:calc(0.375rem * var(--radius-scale, 1));       /* rounded-md — buttons, inputs      */
  --radius-md:calc(0.5rem * var(--radius-scale, 1));
  --radius-lg:calc(0.75rem * var(--radius-scale, 1));        /* rounded-xl — cards                */
  --radius-xl:calc(1rem * var(--radius-scale, 1));           /* rounded-2xl — dropdown panels     */
  --radius-2xl:calc(1.5rem * var(--radius-scale, 1));        /* rounded-3xl — story / hero cards  */
  --radius-composer:calc(28px * var(--radius-scale, 1));     /* the chat composer, 28px at scale 1 */
  --radius-full:9999px;       /* pills, CTAs, avatars, badges — a shape, so never scaled */
}