architectural orthographic three views, front elevation, side elevation, floor plan, small private opium den in emei sichuan, 1943, vernacular chuandou wooden house, single story with low attic, bamboo mud wall, grey tile roof, wooden plank shutter door, tiny narrow wooden windows, plain stone base, historically authentic, subtle aged wood texture, weathered lime wall texture, architectural presentation drawing, solid pure white background, isolated building, no scene, no human, orthographic, no perspective, soft natural lighting, 8k