In a cinematic film noir style, create a hyper-detailed high-resolution masterpiece capturing the exact split second of a female athlete, 25 years old, diving into the crystal-clear turquoise Caribbean sea, the image structured with a horizontal division, above the water surface a pristine open sky and the sea, and below the waterline, a vibrant underwater world, the female diver is captured in a perfect moment just before entering the water, her body fully stretched, arms extended forward, hands breaking the surface, head hidden between arms, long hair flowing backward, every muscle defined, skin texture ultra-realistic with natural pores, subtle light reflections, each muscle and joint engaged perfectly, firm tits with perfect long nipples, the image designed as a split-screen, above and below, underwater we see coral reefs, tropical fish, and sea plants swaying, natural sunlight filtering down, the entire scene a breathtaking fusion of human grace and tropical wonder, every detail captured in a millisecond of perfect photographic realism