full-body shot, hongjun daozu, the supreme taoist patriarch, majestic elderly sage, long flowing white hair and long white beard, serene and all-powerful expression, dignified upright posture, hands naturally relaxed, anatomically correct hands, traditional chinese taoist robe with intricate cloud and dragon embroidery, flowing sleeves, clean seamless white studio background, centered full-body composition, entire figure visible from head to toe, balanced proportions, clear silhouette, soft even studio lighting, clear facial illumination, natural skin tones, subtle fabric highlights, cinematic realism, photorealistic, fine skin and beard texture, detailed fabric and embroidery, chinese aesthetic, 85mm portrait lens, sharp focus, high resolution