Role

Design & Development

Where

Remote @API3

When

Sep 2022

Lottery Demo Lottery Source Roulette Demo Roulette Source
  • HTML
  • CSS
  • JS
  • React
QRNG lottery demo interface
QRNG roulette demo interface

Two deliberately different worlds

The Lottery App uses a bold, graphic interface inspired by Persona 5. The Roulette App moves in the opposite direction: a darker, neon-lit bar atmosphere built around an animated SVG wheel.

Both began as demos for QRNG-driven interactions. The current versions preserve the selection, spin, and result flows as self-contained web simulations, without depending on the original wallet and contract infrastructure.

What the pair explores

  • themed interfaces that make a technical idea easier to approach
  • responsive interaction patterns across phone and desktop layouts
  • CSS and SVG animation used as part of the product language
  • the same underlying concept expressed through two distinct visual systems
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