mobile app UI design, iPhone 14 screen, real UI, sharp text, readable typography, proper spacing, aligned layout, grid system, UI kit style, no distorted text, no random icons, clean components, high resolution, pixel perfect, realistic app screenshot mobile app UI design, iPhone 14 screen, real interface, Serbian language, sharp text screen title: "Treba mi" layout: - category selection buttons: "Radnik", "Mašina", "Transport", "Usluga" - input field: "Opis potrebe" - location field (auto filled) - date/time picker - bottom large button: "Pronađi" style: very simple, minimal, big buttons, easy for non-tech users, clear spacing IMPORTANT: no messy layout, no overlapping elements, text must be readable and clean