极简手绘涂鸦头像

将图片转化为极简的手绘涂鸦插画。使用简单的黑色毛笔线条，笔触略显摇摆、不完美。将所有细节简化为可爱、童趣的形状，同时保留主体和构图。朴拙的素描本美学，俏皮而奇趣的角色设计，干净的白色背景，极简线条，富有表现力的简洁风格，手绘涂鸦风，黑色墨水绘画，迷人的不完美之处，简单的卡通插画。

Transform the image into a minimalist hand-drawn doodle illustration. Use simple black brush-pen outlines with slightly wobbly, imperfect strokes. Reduce all details to cute, childlike shapes while preserving the main subject and composition. Naive sketchbook aesthetic, playful and whimsical character design, clean white background, minimal linework, expressive simplicity, handmade doodle style, black ink drawing, charming imperfections, simple cartoon illustration.