Mobile Banking App Dashboard Mock

Vertical 9:16 fintech banking app dashboard screen mockup. Phone-shaped frame. Background is a clean deep navy blue gradient. At the top a friendly greeting "Hi, Alex" in white sans-serif. Below it a large rounded card in slightly lighter navy showing a placeholder balance "$ 4,820.32" with a smaller line "Available". Below the card a horizontal segmented bar chart showing spending categories in mint, peach, and lavender bars. At the bottom three small icon buttons "Send / Receive / Top up" with simple flat icons. Vertical 9:16 composition, crisp pixel-aligned UI. No real bank brand, no watermark. Premium fintech UI design quality.