exterior shot render a modern staircase and elevator lobby with a minimalist design use soft white walls and sleek gray tiles for a clean contemporary look incorporate a wooden panel next to the elevator adding a touch of warmth with its rich brown tone accentuate the stairs with a wooden banister bordered by gray steps let natural light pour in through a large window illuminating the space set a calm welcoming atmosphere with soft shadows and subtle lighting from black ceiling fixtures adding a hint of modern elegance
