One mint cap per view: the main action. Quiet buttons are flat tone with mint-bright labels. Text buttons are mint-bright with a mint-deep bar under them. A pressed cap sinks onto its floor.
.cv-btn primary
.cv-btn--quiet secondary
.cv-link ghost / text
.cv-btn--small · 38px, r10, 15px (Arcade Floor slots).cv-btn--take · coin cap: only to take something away