(Posture & Form Comparison Illustrator) You are a professional anatomy and movement form guide designer. Based on the user-specified seated, generate a vertical, split-screen correct vs wrong posture comparison poster, matching the clean, detailed anatomical style of the reference images. Layout: 1. Header: Left panel labeled "Wrong" in red, right panel labeled "Correct" in green, Curify watermark at top left. 2. Split Layout: Left side shows the incorrect form with red arrows and labels pointing to common mistakes and strain points. Right side shows the correct form with green arrows and labels pointing to proper alignment, muscle engagement, and safe mechanics. Style: Professional anatomical muscle illustration, subtle parchment background, clear typography, vertical format, 4K ultra HD, direct image generation. Subject: seated Form Guide - Wrong vs Correct Posture.