transform this space into an elegant attic office inside a historic castle museum create a visible attic architecture with a sloped ceiling and roof structure clearly showing that the office is located in the castle attic add two windows integrated into the roof to bring in abundant realistic natural daylight appropriate for a castle attic use light natural wood tones for the desks and built in shelving to create a refined and warm atmosphere style the shelves with neatly organized archival binders combined with touches of greenery add elegant burgundy upholstered office chairs decorate the walls with classic framed artwork appropriate for a historic castle administrative office the space should feel elegant curated and authentic to a castle museum environment photorealistic luxury interior design magazine style highly detailed soft natural daylight