interior design of a narrow boutique store 3 meters wide with two connected rooms maintain the existing walls and layout exactly as provided front room entrance area modern and visually active boutique entrance include mannequins displayed near the storefront a cashier counter checkout area positioned strategically near the entrance and accent lighting to highlight products use clean minimal and elegant design with neutral tones and warm lighting add mirrors and subtle decorative elements to enhance the visual appeal and make the space feel wider back room main clothing area functional retail space with clothing racks along the walls organized and easy to browse include two fitting rooms dressing rooms at the back with curtains or minimal doors soft lighting and mirrors inside keep circulation clear due to the narrow width use cohesive materials and colors consistent with the front area general style contemporary boutique warm lighting neutral color palette beige soft gray light wood clean lines slightly luxurious but not overdone emphasize efficient use of space due to the 3m width important do not modify walls structure or openings only design interior elements furniture lighting and finishes black and silver hardware