Create a modern premium teaser banner for KUNOMAIL AI email creation. Main focus: The KUNOMAIL interface should dominate the image large-scale and clearly visible. Show a clean, elegant email editor with beautiful newsletter blocks, drag-and-drop sections, AI text suggestions, automatic design improvements, and a simple one-click workflow. No people. The design should immediately communicate: “Creating professional emails is incredibly easy with AI.” Visual style: modern SaaS software advertisement, clean UI design, minimalistic, professional, trustworthy, high readability, premium look. Color palette: white, soft blue, light gray, subtle gradients, clean modern highlights. Show: * AI assistant panel integrated into KUNOMAIL * beautiful ready-made email layouts * simple editing workflow * intuitive controls * polished newsletter preview German headline on image: “Professionelle E-Mails in wenigen Klicks” Subheadline: “Mit KI-Unterstützung von KUNOMAIL” Typography: large, clean sans-serif font, high readability for audience 60+. Composition: very clean, minimal distractions, focus on simplicity and ease of use, software UI centered and dominant. Mood: easy, stress-free, modern technology made simple. Avoid: people, futuristic sci-fi, neon colors, cyberpunk, overloaded interfaces, tiny text, dark backgrounds, technical complexity, cartoon style.