seen from above architectural exhibition booth design 20 feet x30 feet footprint conceptual spatial study focused on circulation and human movement clear entry zone leading into a calm interior sequence balance of openness and enclosure intentional pauses and framed moments architectural promenade rather than open plan emphasis on flow proportion and spatial rhythm human scale reference neutral monochrome palette abstract architectural volumes no signage no branding no decorative elements no furniture focus no product display soft diffuse lighting architectural model aesthetic