Modern minimalist interior, Gary Steffy's architectural lighting design, luxurious living room, high ceiling, concrete walls, sleek black marble floor, low-profile furniture, ambient warm glow, LED strip lights hidden in ceiling coves, subtle shadows on walls, 3/4 composition, dramatic focal point, softbox lighting, reflective surfaces, glass coffee table, chrome accents, cityscape view through floor-to-ceiling windows, night time, cinematic atmosphere, shallow depth of field.