Nano Banana 2.1 提示词

Miniature city brand poster

Luxury product poster: a real banana on a cream background with its peel opened to reveal a tiny glass city and canal inside, a small figure in a yellow raincoat on a bridge for scale. Left side text: header "NANO BANANA 2.1" and the headline "A whole world inside". Soft side light, cream, yellow and icy-blue palette.