简约风触控创意台灯桌面操作商业照片

《阶梯回声灯》Step-Gradient要点：三层“阶梯圆台”同心堆叠，每层可轻微旋转错位，形成“台阶叠影”；中心柔光柱。交互：旋转每层圆台（调影轮廓）+ 按压弹起（开关/升降）。MJ主KVproduct design, premium minimalist ambient lamp, concentric stepped terraces (three-tier circular platforms) that can rotate slightly offset, creating layered silhouette shadows, central warm diffused light column, matte stone gray + off-white, subtle bronze accent, clean white background, studio render, 3/4 view, precise geometry