• The CSS --ledger-cols grid-template value for a Trauma sub-type's ledger (#939): the fixed grip / icon / name lead, then each column's width, then the controls trail. Widths are single tokens, so the returned string has 3 + columns.length + 1 space-separated tracks.

    Parameters

    • columns: readonly TraumaColumn[]

      The sub-type's variable columns.

    Returns string

    The space-joined grid-template track list.