Minimalist Narrative Solar Term Poster Layout

Divide the screen into three layers: a {argument name="composition element" default="vertical line array"} at the top, a {argument name="narrative style" default="miniature narrative"} at the bottom, and {argument name="environment" default="clear white space"} in the background.

画面拆成三层：上方的{argument name="构图元素" default="垂直线阵"}、下方的{argument name="叙事风格" default="微型叙事"}、背景的{argument name="环境" default="清透留白"}。