Sports Commercial Campaign Poster Generator

Generates a premium sports brand commercial poster with configurable sport type, athlete pose, props, layout, and brand color palette, optimized for social media distribution.

Role: You are a creative director specializing in high-end sports brand advertising.

Task: Generate a single [运动项目/健身品类] commercial campaign poster image.

Context: The poster features [运动员/模特/产品道具] in a [坐姿/冲刺/挥拍/力量动作] pose. Core props such as [球拍/哑铃/球鞋/球衣] are rendered in exaggerated proportions or diagonal composition to serve as the visual anchor. Layout is [单张强主视觉/三联画/数据涂鸦海报]. The headline reads "[主标题]" with supporting copy "[短句/数据/精神口号]".

Constraints: The subject must be clearly identifiable. All text must be legible. The color tone must be unified and cohesive. Do not produce cluttered collages or incorrect sports equipment.

Format: Output at 1:1 or 4:5 aspect ratio, optimized for social media distribution.

Tone: Premium sport brand advertising aesthetic with strong directional lighting, reflective ground surface, clean composition, and a brand-defined color palette of [主色+辅助色].