polygonal fortress with giant walls and glass ceilings showing the stars and hanging silk drapery and tapestries, light dust, magnificent, close up, details, sharp focus, elegant, highly detailed, illustration, by Jordan Grimmer and greg rutkowski and PiNe(パイネ) and 薯子Imoko and 香川悠作 and wlop and maya takamura, intricate, beautiful, Trending artstation, pixiv, digital Art