A4 folder cover, black and white line art, coloring page style, outline only, no shading, no color fill. Big hand-lettered title at the top: "Папка-помощница по русскому языку" in neat rounded letters with light decorative curls. Below in the center: a teenage girl with curly hair just below shoulder length, wearing a simple modern outfit, holding a school notebook with both hands, calm and confident expression. Around the girl: doodle school icons — book, pencil, ruler, letters "Ж", "Ъ", "Ё", question mark, asterisk, thin swirls and geometric lines. Style: teen coloring book for 8th grade, crisp black lines, white background, balanced symmetrical composition, A4 portrait orientation, high detail, print quality. Not childish, elegant and modern.
