underwater cabin, Subnautica theme, futuristic design, metal structure, glass windows, ocean view, coral reefs, colorful fish, interior lighting, cozy, single bed, control panel, high-tech equipment, fabricator, storage lockers, poster decorations, ambient light, blue-green water, soft shadows, wide-angle lens, 3/4 composition, detailed textures, immersive environment, seabed, aquatic plants, exterior floodlights, serene atmosphere, isolated, survival game setting.