自然写实风格宁静东方意境池塘锦鲤游动商业照片

minimalist photo, main colors green and orange, a group of fish swimming in water, several orange koi and a few gray small fish, fish distributed at different positions in the water, some near the surface, some underwater, natural spatial relationship, fish scale texture visible, subtle water ripples, simple background design, focus on water and fish, no decorative elements or text, fresh and natural visual effect, conveying a sense of calm and harmony