Cinematic rooftop night portrait of an adult woman sitting beside a glowing infinity pool, viewed from behind. She has long dark hair cascading down her back and wears a sheer white cover-up over elegant black swimwear. Vibrant blue pool lighting illuminates the scene, contrasting with the dark night sky and sparkling city skyline in the background. Moody atmospheric lighting, luxurious rooftop setting, tasteful boudoir aesthetic, natural pose, photorealistic, shallow depth of field, cinematic color grading, high detail, high resolution, masterpiece, very detailed image, professional image, 4K image