1girl, ballerina, tight classical bun, white romantic tutu, pointe shoes, performing slow rotation underwater, body arched in arabesque variation, eyes closed, full shot, eye level, extremely clear water, deep dark blue background, water current swirling around tutu, soft top lighting, uniform blue underwater lighting, diffused light, tiny air bubbles rising, detailed fabric texture of tutu, sense of fluidity and silence, hyperrealistic photo style, 8k, feeling of ultimate balance