$utilities: map-merge(
  $utilities,
  (
    "font-weight": (
      property: font-weight,
      class: font,
      variants: font-weight,
      values: (
        "thin": 100,
        "extralight": 200,
        "light": 300,
        "normal": 400,
        "medium": 500,
        "semibold": 600,
        "bold": 700,
        "extrabold": 800,
        "black": 900,
      ),
    ),
  )
);