Zen Minimalist Oriental Poster

Theme direction: {argument name="theme" default="Oriental Zen minimalist poster"}
Style branch: High-contrast communication type
Main content: {argument name="subject" default="a silhouette of a figure standing in front of a long wall writing with a brush"}
Emotional motif: Expression, momentum, clarity, literary tension
Scene and imagery: Off-white long wall, large areas of cobalt blue negative space, bright orange seal markings, character and brushstroke ink lines
Composition and space: Off-center composition, character on one side, long wall forming a large area of white space, writing movements creating vertical or diagonal visual movement lines
Color control: Off-white as the wall and main white space base, cobalt blue for partial background blocks or shadow layers, bright orange only for small area markings, brush tail highlights, or seal positions, character in ink-black silhouette; avoid overall heavy staining on the wall
Lighting and texture: Natural light, paper wall texture, clear ink lines, light grain, modern cultural poster feel
Aspect ratio: 9:16
Additional requirements: The action should have power but the scene remains minimalist, suitable for posters with a strong cultural and headline feel

主题方向：{argument name="主题" default="东方禅意极简海报"}
风格分支：高对比传播型
主体内容：{argument name="内容" default="一位站在长墙前挥笔书写的人物剪影"}
情绪母题：表达、气势、清醒、文气张力
场景与意象：米白长墙、钴蓝大面积留白空间、明橙落款印记、人物与笔势墨线
构图与空间：偏侧构图，人物位于一侧，长墙形成大面积留白，书写动作带出纵向或斜向视觉动线
色彩控制：米白作为墙面和主要留白基底，钴蓝用于局部背景块面或阴影层次，明橙只用于小面积印记、笔尾点睛或落款位置，人物用墨黑剪影；避免墙面整体染色过重
光线与质感：自然光，纸墙肌理，墨线清晰，轻颗粒，现代文化海报感
画幅比例：9:16 
补充要求：动作要有力度但画面仍极简，适合做文化感、标题感很强的海报