简约现代几何风格渐变蓝背景3D渲染圆柱台座展示场景

minimalist illustration, light blue and white color scheme, four cylindrical platforms of varying heights, smooth surfaces, arranged from left to right and front to back, creating a sense of depth, modern and minimalist atmosphere, gradient light blue background, clean and crisp visual effect, conveys simplicity, modernity, and technological feel