backrooms, labyrinthine structure, endless corridors, yellowish walls, fluorescent lighting, eerie atmosphere, worn carpet, old office furniture, desolate space, no windows, claustrophobic, dimly lit, soft shadows, ambient occlusion, muted echoes, 3/4 view, perspective distortion, surreal, uncanny, abandoned, mysterious entity lurking, subtle horror, mid-distance shot, cold color temperature, grainy texture, concrete material, peeling paint, subtle motion blur, sense of entrapment, vanishing point, ominous vibe.