Like the Inceptor, all windows are flush with the hull, and invisible on the outside. The same applies to all access hatches and other paneling. I really want the 25th going forward to be more advanced in that way. Even the landing gear hatches wouldn't be visible until they open. Phasers and torpedo bays are also hidden behind hatches.
Indeed, Matt Jeffries is a legend and his philosophy is my philosophy!You know the funny thing about your description is that it could apply to the TOS Enterprise