街头艺术风格高对比度青年侧颜

大胆、高对比度的数字插画肖像：一名泛化成年男性呈左向侧脸。采用富有表现力的绘画式笔触，动态颜料飞溅从头部和肩部向外流动，营造动感与自信。浓重黑色阴影勾勒脸部，锐利高光增加深度和戏剧性。背景使用纯粹鲜明的黄色，简约而有冲击力。深蓝色与黑色颜料笔触环绕主体，形成现代街头艺术与体育海报的图形语言。电影感定向灯光、粗粝纹理、高细节、专注自信的表情、当代插画风、超清晰海报质感；禁止文字、标志和水印。

【English Prompt】
Bold high-contrast digital illustration portrait of a generic adult man in left-facing side profile. Expressive painterly brush strokes and energetic paint splashes flow outward from the head and shoulders, creating motion and confidence. Strong black shadows define the face, with sharp highlights for depth and drama. Use a solid vibrant yellow background, minimal and striking. Deep blue and black paint strokes wrap around the subject, evoking modern street art and a sports-poster graphic language. Cinematic directional lighting, gritty texture, high detail, focused confident expression, contemporary illustration, ultra-sharp poster quality, no text, logos, or watermark.

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