Gotham city night sky, Batman signal, bright yellow light, dark blue clouds, cityscape, skyscrapers, foggy atmosphere, misty streets, dimly lit alleys, Gotham police department building, rooftop, Commissioner Gordon standing alone, looking up at the signal, determined expression, serious eyes, dark suit, badge on chest, night scene, dramatic lighting, cinematic composition, 3/4 view, depth of field, HDR.