transform this scene into a high end contemporary furniture showroom do not change geometry layout proportions camera position or perspective keep the exact architectural structure stairs columns walls ceiling apply premium showroom materials floor large format polished concrete or matte stone tiles ceiling exposed concrete with subtle lighting integration walls smooth painted white light warm neutral tones staircase keep same shape upgrade to premium oak or walnut wood finish natural grain matte add subtle integrated led strip lighting under each step 3000k warm light lighting add professional showroom lighting recessed spotlights in ceiling linear led strips following ceiling geometry soft indirect lighting warm neutral tone 3000k 3500k showroom setup turn central areas into product display zones add minimal high end furniture pieces sofas armchairs tables spaced cleanly keep it not cluttered like a luxury showroom add a few decor elements plants rugs lamps but keep it refined atmosphere clean premium architectural visualization style slight reflections realistic shadows natural daylight mixed with artificial lighting important do not distort redesign or reinterpret architecture only enhance materials lighting and add showroom furniture
