/* Motion is opt-in through .js so the site remains visible without JavaScript. */
.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

.delay-1 { transition-delay: 0.08s; }
.delay-2 { transition-delay: 0.16s; }
.delay-3 { transition-delay: 0.24s; }

@keyframes float {
  0%, 100% { transform: rotateY(-5deg) rotateX(2deg) translateY(0); }
  50% { transform: rotateY(-4deg) rotateX(1deg) translateY(-12px); }
}

@keyframes float2 {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes scan {
  0%, 100% { top: 18%; opacity: 0.55; }
  50% { top: 78%; opacity: 1; }
}

@keyframes spinSlow {
  to { transform: rotate(360deg); }
}

@keyframes drift {
  0% { transform: translate3d(0, 0, 0); }
  100% { transform: translate3d(-60px, 45px, 0); }
}

.hero::after { animation: drift 12s ease-in-out infinite alternate; }
.visual-orbit { animation: spinSlow 28s linear infinite; }
.visual-core { animation: float 7s ease-in-out infinite; }
.scan-line { animation: scan 4.8s ease-in-out infinite; }
.float-chip.one { animation: float2 6s ease-in-out infinite; }
.float-chip.two { animation: float2 7s ease-in-out infinite reverse; }
.scan-halo { animation: spinSlow 22s linear infinite; }