Mysterious sea siren emerging from a cold stormy ocean

A dark fantasy cinematic portrait of a mysterious sea siren / mermaid woman, emerging from cold ocean water. She has wet, braided dark hair with loose strands clinging to her face, piercing icy blue eyes, pale skin, and a powerful, intense expression. Her ears are fin-like and aquatic, adorned with small metallic earrings. She wears ancient ocean-inspired jewelry, shells, beads, and worn fabric wrapped around her arms. Her emerald-green scaled mermaid tail glistens with water droplets. Atmosphere is moody, foggy, and stormy, with soft mist, blurred rocky shoreline in the background. Lighting is soft cinematic low light, cool teal and blue color grading, shallow depth of field, ultra-detailed skin texture, wet realism, fantasy realism style. Shot on a cinema lens, high contrast, dramatic shadows, ultra-realistic, 8K quality, dark fantasy movie poster look.