This part wasn’t as clear as the rest, can you elaborate? I had imagined this would have more to do with moving your weight or something. My mental model is that the front foil lifts you, and the stab counteracts any distance that your weight is ahead of the front foil centre of lift. (Ie for a given speed, there can only be one place where you weight can be for level flight)
Related concept was the need to move your weight to find optimal trim for a given tail, which your post does a good job of leading into: