Mobile app UI design, clean flat minimalist style, smartphone screen mockup. Top header: small text "14.06.2026 · 10:56" on the left, bold title "Koblenz" centered, sun icon with "30°" on the right. Below header: a thin horizontal info banner with a lightning bolt icon, text "Сегодня в Кобленце: 12 событий" and smaller green subtext "+3 новых за последний час". Main content: section label "Разделы", below it a 2x3 grid of rounded rectangle cards, each with a centered line icon on top, bold short title, and small gray subtitle: 1) calendar icon, "Все события", "Лента и рилс" 2) map pin icon, "Карта", "Места рядом" 3) cocktail glass icon, "Бары", "Локальные места" 4) palette icon, "Выставки", "Частные и музеи" 5) bookmark icon, "Сохранённое", "Мой список" 6) plus icon, "Добавить", "Своё событие" Bottom navigation bar with 5 icons and labels: Home (highlighted blue), Events, Maps, Gemerkt, Profil. Design style: white background, thin light gray borders, rounded corners, sans-serif typography, soft blue accent color, no shadows, no gradients, app store quality UI mockup, high resolution, clean modern German city events app aesthetic. Mehr sehen