photorealistic architectural render of the provided whitebox sauna model keep exact geometry and proportions do not change layout openings glass sizes bench shape heater position convert the design into a premium eclipse black outdoor sauna exterior eclipse black full exterior fa ade clad in deep black charred wood shou sugi ban matte finish subtle natural wood grain visible consistent uniform black not anthracite clean minimal detailing sharp edges premium build quality no visible screws dark slim frame details in black ral7016 anthracite metal only as secondary accents minimal interior interior walls ceiling in thermo alder thermo treated alder warm medium brown tone premium sauna grade finish smooth and even benches in matching thermo alder clean modern lines floating concealed supports no bulky legs tidy shadow gaps floor deck inside sauna in dark thermo wood neat joints glazing large glass front and door tempered glass grey tinted smoked grey clean reflections realistic transparency high end look glass door with minimal hardware wooden handle detail is allowed but keep it simple and premium lighting important led lighting only inside the sauna cabin soft warm white indirect led integrated along the ceiling line ceiling recess inside the sauna no exterior leds no leds outside the sauna space add subtle floating led under the sauna base podnica underglow to create a premium hovering effect keep it tasteful low intensity warm white do not add any other light sources strips wall sconces or outdoor pergola lighting heater add a harvia cilindro black heater tall cylindrical stone tower style placed where the whitebox heater volume is include realistic stones and a premium look no extra heaters scene render settings high end product visualization clean modern mood realistic materials correct scale crisp details soft daylight or neutral studio like outdoor lighting balanced exposure realistic shadows no over saturation camera 3 4 front perspective similar to the input view slightly wide but not distorted avoid fisheye ultra realistic pbr materials global illumination sharp but natural high resolution negative prompts no design changes no extra windows doors no extra elements no plants people no additional exterior lighting no anthracite fake black wood no glossy plastic look no messy textures
