Minimalist gymnasium interior, industrial chic aesthetic, polished concrete floors, exposed ductwork, sleek metal beams, modern LED lighting fixtures, suspended linear lamps, recessed ceiling lights, ambient indirect illumination, soft warm glow, high ceilings, large windows, natural daylight, urban cityscape views, athletic equipment, free weights, treadmills, exercise machines, mirrored walls, wooden accents, minimalist color palette, neutral tones, subtle textures, 1/1 composition, shallow depth of field, realistic reflections.