Create a print-ready digital notepad sheet, square format (1:1), 300 DPI, CMYK colors, inspired by cute stationery products. Theme: [YOUR CARTOON THEME]. Large centered writing area with rounded corners and light writing lines, surrounded by a pastel decorative border filled with adorable cartoon characters peeking from all edges and corners, plus hearts, stars, sparkles, bows, flowers, and kawaii doodles. One larger character illustration in the bottom-right corner, balanced symmetrical composition, soft pastel color palette, clean vector illustration style, crisp outlines, vibrant colors, commercial-quality stationery design, wide print-safe margins, 5mm bleed, suitable for A6 memo pad printing, no text, no logo, no watermark, no shadows, white writing area left completely empty. Keep exactly the same layout structure, border density, character placement, proportions, and visual balance as the reference design, replacing only the characters with [YOUR CARTOON THEME].