I don't know if you paid attention to this detail, but to my mind this detail seems to be very important for Daisy's future, or at least for Daisy's importance in this game.
Daisy represents the horse racing apparently and you see that she is represented (as usual) with an orange colour. Interestingly, in the name of the game, we can see every colors which are behind every characters on the boxart, including orange! Do you ever wondered when was the last time there was orange letters in a Mario game name? I have the answer: NEVER