photorealistic render of garden outhouse japanese style gravel add concealed soft strip led lighting warm white under stair nosings warm glow to building interior which should be seen through the glazed doors also show up down lighting to wall mounted lights warm glow atmospheric render with early evening light once sun has gone down define the building edge a little sharper maybe a slight variation in tone shadow to emphasize material richness of charred larch which could be a slightly deeper black the material on the roof should match the wall and be continuous wall material is perfect make the image a bit more atmospheric slightly later in the evening