: Square icon, perfect square format with sharp corners, solid uniform [ЦВЕТ ФОНА] background filling entire canvas edge to edge Top: [ВАШ ЛОГОТИП] - small logo positioned at the top in black color. The logo should be small and centered. Below logo: Extremely large bold white letters '[БУКВЫ]' (Cyrillic [описание букв]) centered and stretched to match the width of the logo above [ОПЦИОНАЛЬНО - если нужна пиктограмма:] Inside the letter '[БУКВА]': [описание пиктограммы]-shaped negative space cutout revealing the background color through it - centered inside the letter No extra text, no margins, minimalist flat design, no gradients or shadows, professional style Letters should be very large and bold (about 85% of maximum size), width should match logo width, with adequate padding around all edges to prevent cropping in circular Telegram avatars