Sea elf, underwater scene, shimmering scales, turquoise hair, flowing like seaweed, ocean-inspired makeup, delicate features, slender figure, flowing white dress with iridescent fabric, intricate seashell bra, pearl necklace, holding a glowing jellyfish lantern, standing on a coral reef, surrounded by schools of rainbow fish, soft blue-green lighting, subtle ocean currents, mystical atmosphere, dreamy composition, ethereal ambiance.