luna ariana, 1girl, solo, young woman, long dark brown hair loose straight, no glasses, brown eyes, light skin, small stud earring, subtle makeup, neutral expression, looking at viewer, black sleeveless fitted dress, standing by floor-to-ceiling window, arms slightly crossed, three-quarter shot, indoor luxury apartment, city skyline view, velvet armchair, natural daylight, photorealistic, high quality, sharp focus, 8k