Pencil gesture sketch of seated female from behind AI Image Prompt

A loose pencil gesture sketch of a {argument name="subject" default="young female figure sitting on the floor"}, viewed from behind. She has {argument name="hair style" default="short bob style hair"}, a slim body, and a relaxed seated pose with her legs folded to one side. One hand rests on the floor for support while her back curves naturally, creating a soft casual body line. She wears a {argument name="outfit" default="cropped blouse with short sleeves"} and a loose shaded lower garment. Rough graphite pencil linework, quick figure drawing study, expressive hand drawn outlines, scribbled shading, unfinished anatomy sketch, minimal facial detail, raw sketchbook style, clean white paper background, artistic observational drawing, calm and intimate mood. Negative Prompt: text, logo, watermark, signature, letters, numbers, captions, colorful background, realistic photo, detailed face, over polished digital art, clean vector lines, extra arms, extra legs, bad anatomy, distorted body, messy page border, heavy ink, low quality, blurry, duplicate figure. Aspect Ratio: Vertical sketchbook page, 3:4