简约现代室内楼梯金属扶手玻璃护栏嵌入式灯具商业照片

minimalist modern scene, white and gray color scheme, cold tones, central staircase made of gray stone, transparent glass railings, metal handrails, staircase extending upwards, white walls on both sides, embedded lighting on left wall, vent and door on right wall, gray tiled floor matching staircase, simple geometric ceiling with embedded circular lighting, clean, bright, and orderly visual effect, no decorative elements, no text