Color Palette for Fintech/Crypto. Primary: #F59E0B (on-primary: #0F172A). Secondary: #FBBF24 (on-secondary: #0F172A). Accent: #8B5CF6 (on-accent: #FFFFFF). Background: #0F172A. Foreground: #F8FAFC. Card: #222735 (card-foreground: #F8FAFC). Muted: #272F42 (muted-foreground: #94A3B8). Border: #334155. Destructive: #EF4444 (on-destructive: #FFFFFF). Ring: #F59E0B. Notes: Gold trust + purple tech.