Centavo Budget

# Centavo — Personal Budgeting App

## Goal
Design and build "Centavo", a personal budgeting app. Feel: kind money coach — zero guilt, high clarity. Every screen should feel native-quality — fluid, tactile, zero jank.

## Visual Language
- **Palette**: cream #FAF7F2 base (light-first!), espresso #33302B text, fresh green #34C759 for 'left to spend', soft coral for overspend — never alarm-red
- **Type scale**: large title 32-34px bold, section header 20px semibold, body 16-17px, caption 13px.
- **Surfaces**: layered backgrounds (base / elevated card / sheet), 20px card radius, subtle 1px hairli