创建一张高端编辑风格的人像海报，画面中只有一位主体，从胸部以上取景，主体微微抬头，目光略微偏离镜头，表情平静而自信。使用高对比度的黑白人像，面…

Create a premium editorial portrait poster featuring a single subject from the chest up, looking slightly upward and away from the camera with a calm, confident expression. Use a high-contrast black-and-white portrait with crisp facial detail, soft studio lighting, and subtle film grain. Place the portrait inside a large centered colored rectangle (choose a single bold background color such as coral pink, emerald green, mustard yellow, royal blue, or crimson) surrounded by a wide warm ivory/off-white paper border with a subtle vintage texture.
Add a large semi-transparent number "10" vertically along the left edge in a matching tone of the background color. Keep the typography elegant and minimal. Place a handwritten signature of the subject in the bottom-right corner using the same accent color as the background. The subject wears a simple black crewneck sweater with no logos or patterns.
The overall aesthetic should feel like a luxury magazine cover meets modern sports/editorial branding: minimalist Swiss-…