No, she's betting it all on the math.
Just keep churning out the positive ads, with a few critical ones, as long as Trump is floundering.
You wait, even if the polls get tighter (which they should in a couple weeks just because)
and watch what he does. Don't force it. Forcing it was how Kerry and Romney blew everything they had at the wrong time constantly. (Except for that first debate for Romney.)
News cycles and voters process information too quickly, it becomes a mush. That's one reason the GOP is trying to stick to e-mails because it's consistent. Let the cycles churn to show you what sticks.
Usually being the "Not [X]" candidate is a bad idea, but Hillary is atypical in that she's well known already. And her negatives can drop, especially when she's out of the fray. (This happens more than most candidates and campaigns want to accept.)