Abstract Geometric Architectural Passageway

abstract architectural painting of a narrow passageway built from overlapping arches and rectangular openings, palette of moss green, pistachio, black, warm ivory and one burnt-orange accent, strong depth created through flat color planes rather than realistic perspective, smooth matte casein-like paint, restrained geometric modernism with elegant visual tension --no border, frame, margins, white edges, matting, poster mockup, text, signature, watermark --ar 3:4 --v 8.2