围绕任意选定的主题对象，创作一幅庄严、内敛、轴线对称的纪念海报，第一印象由画面中央一个超大的纯色圆盘，以及贯穿其下边缘的密集竖线轮廓共同构成，…

Create a solemn, restrained, axial memorial poster around any chosen theme object, with the first impression built from a central oversized solid-color disc and a dense vertical-line silhouette passing through its lower edge, together forming a monument-like focal point, while all text, numbers, and graphics descend step by step along the same central axis; keep generous breathing space in the upper area, set the main theme title as a wide, horizontally extended geometric sans-serif in bold heavy strokes with slightly loose letter spacing and light high-contrast coloring, overlap an ultra-fine flowing handwritten line along the title's lower edge so its light diagonal strokes cross the heavy straight strokes, and below it place a single line of small, widely tracked theme subtitle text, forming the tightly locked sequence of large title, fine handwritten line, and airy subtitle; let the middle disc occupy the primary visual width with a clean, rounded edge, add one or two dark semitransparent rings slightly off…