use the uploaded image as the fixed base condition do not change the existing house site bridge deck sauna location proportions structure or overall materials refine the sauna glazing only as follows reduce the glass area so glazing occurs only in the upper one third of the sauna wall currently shown as glass the glass should start higher on the wall to improve privacy with solid opaque wall below maintain clean modern detailing with a horizontal datum between solid wall and glass the upper glazing should remain clear and minimal allowing light and views out while preserving privacy at eye level match all existing materials colors and lighting do not alter any other elements