@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .grain::after { animation: none; }
  .hero-telemetry.glitch { animation: none; }
}

.grain::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9998;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grainShift 6s steps(8) infinite;
}
@keyframes grainShift {
  0%, 100% { transform: translate(0, 0); }
  25% { transform: translate(-3%, 2%); }
  50% { transform: translate(2%, -3%); }
  75% { transform: translate(-2%, -2%); }
}

.hero-telemetry.glitch { animation: telGlitch 0.12s infinite; }
body.debug-mode .hero-grid-lines { opacity: 0.55; }
body.debug-mode .hero-orb { opacity: 0.45; filter: blur(60px); }
body.debug-mode::after {
  content: 'DEBUG · SENSOR STREAM UNLOCKED';
  position: fixed; bottom: 12px; left: 50%; transform: translateX(-50%);
  font-family: ui-monospace, Menlo, monospace; font-size: 10px; font-weight: 800;
  letter-spacing: 1px; color: var(--text); opacity: 0.5; z-index: 9999; pointer-events: none;
}
@keyframes telGlitch {
  0% { transform: translate(0); filter: none; }
  25% { transform: translate(-2px, 1px); filter: contrast(1.4); }
  50% { transform: translate(2px, -1px); }
  75% { transform: translate(-1px, -2px); }
}

.stagger-children > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.stagger-children.visible > *:nth-child(1) { transition-delay: 0.05s; opacity: 1; transform: none; }
.stagger-children.visible > *:nth-child(2) { transition-delay: 0.1s; opacity: 1; transform: none; }
.stagger-children.visible > *:nth-child(3) { transition-delay: 0.15s; opacity: 1; transform: none; }
.stagger-children.visible > *:nth-child(4) { transition-delay: 0.2s; opacity: 1; transform: none; }
.stagger-children.visible > *:nth-child(5) { transition-delay: 0.25s; opacity: 1; transform: none; }
.stagger-children.visible > *:nth-child(6) { transition-delay: 0.3s; opacity: 1; transform: none; }

.float-y { animation: floatY 4s ease-in-out infinite; }
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.ripple-host{position:relative;overflow:hidden}
.ripple{
  position:absolute;border-radius:50%;pointer-events:none;
  background:color-mix(in srgb,var(--text) 22%,transparent);
  transform:scale(0);animation:rippleOut .6s var(--ease-out) forwards;
}
@keyframes rippleOut{to{transform:scale(2.2);opacity:0}}
.cursor-trail-dot{
  position:absolute;width:6px;height:6px;border-radius:50%;
  background:var(--text);pointer-events:none;z-index:2;
  mix-blend-mode:soft-light;
}
.hero .cursor-trail-dot{display:block}
@media(hover:none){.cursor-trail-dot{display:none!important}}

.section-wave {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-hi), transparent);
  margin: 0 auto;
  max-width: 200px;
}