Blue Hour Rooftop Portrait

A luxury rooftop lifestyle portrait of a young woman during blue hour in a modern city. The woman has fair skin with natural texture, softly defined features, and shoulder-length blonde hair styled casually with a few loose strands framing her face. She has a calm, confident expression, a subtle closed-mouth smile, and direct eye contact with the camera. She wears a [deep red, elegant one-piece swimsuit] with wide shoulder straps, clean tailoring, matte fabric texture, and subtle stitching. She wears minimal accessories: small understated earrings and a delicate bracelet, with no visible logos. She stands naturally beside a sleek glass-and-metal railing on a [high-end rooftop terrace], resting one hand lightly on the railing with the other arm at her side, posed in an elegant three-quarter turn toward the camera. The setting features contemporary rooftop architecture, subtle ambient terrace lighting, and tasteful outdoor furniture. The background reveals a modern city skyline at dusk, with illuminated skyscrapers and warm city lights glowing beneath a gradient sky shifting from soft lavender and pink to deep blue. Shot on an 85mm full-frame portrait lens, medium shallow depth of field, realistic city-light bokeh, balanced twilight illumination, subtle architectural highlights, cinematic blue-hour color grading, and fine film grain.