天光沿深窗台衰减

提示词

概念室内让日光从深窗台外缘向内逐渐柔化，窗洞厚度通过明暗可读，不把内外两面照成同亮度。

Let daylight soften gradually from the outer edge of a deep sill inward, revealing opening depth through shading rather than equal brightness on both faces.