Dark Mode Vocabulary App Screen

A realistic iPhone screenshot of a sleek dark-mode English vocabulary learning app displaying the entry for "[achievement]". Vertical smartphone screen, 9:16 aspect ratio, black background with an iOS status bar at top showing "12:11" and battery/Wi-Fi icons. Top navigation bar features a circular dark back button with a white chevron on the left and the centered white title "[achievement]". Content sections in top-to-bottom order: 1) Translation section with muted gray header and a rounded dark pill card containing the Japanese text "[何かを成し遂げた結果や業績]"; 2) Illustration section featuring a rounded card with an off-white background showing a flat vector illustration of a cheerful young graduate woman in a black graduation gown and mortarboard with gold tassel, holding up a rolled diploma tied with a red ribbon and celebrating amidst colorful confetti; 3) Pronunciation section with a dark card containing phonetic transcription "[/əˈtʃiːvmənt/]", pronunciation guide "ə-CHEE-vmənt", a blue speaker icon, and a small rounded "CEFR" tag; 4) A partially visible "Meanings" section header. Floating rounded black bottom tab bar with 3 tabs: "Lessons" (active with blue graduation-cap icon), "Words" (open-book icon), and "Settings" (gear icon). Clean typography, subtle dark gradients, modern minimal mobile UI design.