<lora:detail_slider_v4:1.3>,small black helicopter with reflective-coating body, hybrid propulsion, robust armored plating, ethereal auras,rotor blade designs,night photography, nocturnal beauty, city lights, starry skies, celestial wonders, moonlit landscapes, urban glow, capturing the essence of darkness, ethereal atmosphere, dramatic shadows, magical ambiance, long exposure techniques, expert use of light sources,