笔记本涂鸦动态短片Notebook doodle motion

课本或笔记本边角的手绘涂鸦活过来，方格纸或横线纸打底，笔触随意松散。适合网感强的社媒内容与自嘲式幽默。

Margin doodles on a ruled or grid notebook page come alive, loose ballpoint linework throughout. Built for internet-native, self-deprecating social clips.