広大な宇宙コロニーの湖畔で遊ぶ家族たち

A peaceful summer day inside a colossal Stanford Torus habitat, children laughing and playing on a sandy lakeshore, building sandcastles, splashing in shallow crystal-clear water, families relaxing nearby, gigantic curved landscape arching overhead, forests, meadows, rivers and mountains continuing across the inside of the ring until they meet the opposite side high in the sky, immense sense of scale, sunlight streaming through enormous habitat windows, realistic atmospheric perspective, hard sci-fi, advanced space megastructure, clean sustainable civilization, cinematic lighting, ultra-photorealistic, hyper-detailed, award-winning environmental concept art, Unreal Engine quality, HDR, 8k, volumetric clouds, masterpiece --ar 21:9 --v 7 --stylize 300