A photo-realistic image of a modern staircase with a minimalist design. the image is taken from a low angle, looking up at the top of the stairs. the stairs are made of light-colored stone with a textured surface, and are illuminated by soft, warm lighting that casts a warm glow on the walls and floor. on the right side of the image, a wooden door is visible, adding a touch of contrast to the otherwise monochromatic space. the walls are painted in a dark green color, and the floor is made of wooden planks. the lighting creates a sense of depth and dimension, making the image visually appealing and captivating.