{
  "radii": {
    "$description": "Greyhaven Design System — Border Radius Tokens (tightened, no playful rounding)",
    "base": {
      "$type": "dimension",
      "$value": "0.375rem",
      "$description": "6px — base radius"
    },
    "sm": {
      "$type": "dimension",
      "$value": "calc(0.375rem - 2px)",
      "$description": "4px — small variant"
    },
    "md": {
      "$type": "dimension",
      "$value": "0.375rem",
      "$description": "6px — medium (same as base)"
    },
    "lg": {
      "$type": "dimension",
      "$value": "calc(0.375rem + 2px)",
      "$description": "8px — large variant"
    },
    "xl": {
      "$type": "dimension",
      "$value": "calc(0.375rem + 4px)",
      "$description": "10px — extra large variant (cards)"
    },
    "full": {
      "$type": "dimension",
      "$value": "9999px",
      "$description": "Fully round (pills, avatars)"
    }
  }
}