Read from the input style, for this very setting.
Borrowed from a comparable setting the input did speak about — a sibling topic, or the style's most-used font family — because nothing spoke for this one.
Taken from the palette that was chosen, rather than from anything the input said.
The target's own default stands; nothing in the input spoke for it, near or far.
How a value was arrived at.
Deliberately only the four that have a site in the pipeline. A variant nothing can produce reads, in review, as a case that is handled — the same trap as a warning whose condition can never hold.