A photo-realistic shoot from the inside of a modern gym with a minimalist design, featuring a concrete wall, wooden floor, and various exercise equipment such as exercise balls and weightlifting equipment. the gym is well-lit with natural light coming from the ceiling, casting a warm glow on the walls and floor. on the left side of the image, there is a doorway leading to the gym, and on the right side, there are shelves with various gym equipment, including a weight rack and a kettlebell. the walls are made of concrete, and the floor is made of light-colored wood, with a few black pipes running along the length of the ceiling. a large mirror is mounted on the wall above the exercise equipment, and a few exercise balls are placed on the floor in the middle of the room. the overall atmosphere is minimalistic, with no other objects or decorations in sight.