Dark Retro Blue-Orange Crab Poster AI Image Prompt

Create a dark art poster, avant-garde experimental, gradient mapping, textured. The main subject is a crab close-up in retro orange-blue tones with grainy texture, similar to hand-drawn or printmaking, with a mysterious suspense atmosphere; overall tone: high contrast, deep blue background to highlight the crab's texture, grain and artistic design, visually emphasizing the roughness of the texture and the artistic sense of design, with retro red artistic Xie-style cursive English 'BY THE SEA' on the left, accompanied by Song typeface Chinese '海洋秘境' below, and the image incorporates extremely small horizontal or vertical thin sans-serif typeface 'jellyfish'.