匠心风关系图谱信息图

画面构思：Please generate a high-design character relationship map poster based on {argument name="theme" default="Demon Slayer"}. This image should not be a simple illustration, but a character relationship map that combines

宽幅编辑构图，给场景充足呼吸感。

情绪化低调光线，焦点区域有选择性高光。

氛围感环境，烘托主体而不喧宾夺主。

风格化插画，绘画质感与现代色板。

摄影级景深，背景柔和焦外散景。