A mermaid rests upon a gothic altar in a forgotten ocean trench

Masterpiece. best quality. Epic. cinematic. Award winning. Ultra detailed. dramatic. attention-grabbing. challenge winning. A hauntingly beautiful mermaid with flowing, dark hair entwined with bioluminescent kelp, resting on a submerged, gothic altar in a forgotten ocean trench. The light filters down from the surface, casting ethereal beams through the murky depths. She holds a single, glowing pearl. The scene is rendered in a painterly style with deep, rich colors and dramatic chiaroscuro lighting, evoking a sense of ancient mystery and melancholic beauty, inspired by the works of Zdzisław Beksiński and pre-Raphaelite painters.