In this image I did accidentally make the selection area of the armorer smaller, but regardless, the harbor takes up more than 50% of the area that the armorer could otherwise be clicked on (clicking on or near the center of the armorer shop will open the harbor).
"It is not death that a man should fear, but he should fear never beginning to live." ~Marcus Aurelius
Game: "Characters with a height advantage against their opponents are harder to hit"
Me: "That's not true, and my short axeman is living proof!"