Light bright high-fantasy digital painting of a mystical ocean deity with glowing white hair that swirls like smoke. She has large, expressive green eyes and a small glowing blue gem embedded in her forehead. Dark, blue water crystals antlers grow from her head, entwined with the surrounding ancient white flowers. She wears a delicate, translucent lace gown that looks like sea foam. wave ocean. water, sparkle mermaid tail. The perspective is a dramatic high-angle shot, with her reaching a long-fingered, claw-like hand toward the viewer. The background is a dense, magical ocean with teal-colored leaves and sparkling light particles. The coloring is vibrant with high-contrast shadows, reminiscent of high-end fantasy light novel covers. The art style should be a mix of Art Nouveau and modern concept art, featuring thick brushstrokes, dappled wave light, and vibrant color palette