创意氛围感父亲节海报

A heartwarming vertical poster illustration for Father's Day, showing a father gently holding his child on his shoulders while walking through a warm sunset street, surrounded by falling ginkgo leaves and soft golden light. The father wears a light shirt and khaki trousers, the child wears a red cap and is holding a paper plane. Use warm muted colors (terracotta, soft gold, cream), flat illustration style with soft textures, thick soft outlines only on key features, minimal background details, poster layout with space for text at the top, vertical composition (1242x2688) --v 6.0 --ar 9:16 --s 750