<https://s.mj.run/eg5ZS-aHEXs> architectural diagram style, lifelike, future marine city port, three-story building, Hyundai Motor's uam flying in the sky, cars passing on the road connecting the sea and land on the second floor, cars on the first floor, trains passing by, square-shaped shared boats floating on the sea, as realistic as possible, no buildings floating in the sky. Modular floating buildings, low building height, straight building  --s 750 --style raw