Source and install need .
pnpm dlx shadcn@latest add @assembli/trifold-inviteTrifold Invite
Letter-folded card in CSS 3D. Closed, it shows a cover flap with a wax seal; open it and the top flap swings up, then the bottom flap swings down, each panel shading as it turns from the light. Folding closes it in reverse order. Bring your own cover, three inside panels and a back.
