modernist exterior shot rendering of a modern comfortable single storey sauna cabin with a flat roof and a sleek dark black exterior made from blackened burnt wood planks the interior should be welcoming with warm atmospheric lighting that highlights the benches and smooth polished wooden walls in natural shades of light brown the windows should be large allowing a glimpse of the serene intimate atmosphere inside upgrade the exterior lighting to create a welcoming glow at the entrance and provide a soft unobtrusive background that complements the sophisticated look of the sauna overall the atmosphere should be relaxing and luxurious exuding warmth and comfort architecture
