.liquid-stage {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: 3rem 1.5rem;
}
.liquid-frame {
  position: relative;
  width: min(560px, 100%);
  aspect-ratio: 4/5;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(49,33,20,0.22);
}
.liquid-fallback,
.liquid-frame canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}
.liquid-fallback {
  object-fit: cover;
  opacity: 1;
  transition: opacity 220ms ease;
}
.liquid-frame canvas {
  opacity: 0;
  transition: opacity 220ms ease;
}
.liquid-frame.is-webgl-ready .liquid-fallback { opacity: 0; }
.liquid-frame.is-webgl-ready canvas { opacity: 1; }

@media (prefers-reduced-motion: reduce) {
  .liquid-fallback,
  .liquid-frame canvas { transition: none; }
}