@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

@keyframes pixel-drift {
  from { background-position: 0 0; }
  to { background-position: 28px 28px; }
}

@keyframes grad-shift {
  0% { background-position: 0% 50%; }
  100% { background-position: 100% 50%; }
}

@keyframes glitch {
  0%, 90%, 100% { transform: none; text-shadow: none; }
  92% { transform: translate(-1px, 0); text-shadow: 1px 0 #22d3ee; }
  94% { transform: translate(1px, 0); text-shadow: -1px 0 #7c3aed; }
}

@keyframes audio-bar {
  0%, 100% { transform: scaleY(0.4); }
  50% { transform: scaleY(1); }
}

@keyframes sweep {
  0% { background-position: -120% 0; }
  100% { background-position: 220% 0; }
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

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

.word {
  display: inline-block;
  overflow: hidden;
  vertical-align: bottom;
  margin-right: 0.28em;
}

.word > span {
  display: inline-block;
  transform: translateY(110%);
  opacity: 0;
  animation: word-in 0.7s var(--ease-out) forwards;
}

@keyframes word-in {
  to { transform: none; opacity: 1; }
}

.grad {
  background: linear-gradient(90deg, var(--color-purple), var(--color-cyan), var(--color-yellow), var(--color-purple));
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: grad-shift 8s linear infinite;
}

.glitch {
  animation: glitch 4.5s steps(2) infinite;
}

.sweep {
  background-image: linear-gradient(100deg, transparent 30%, rgba(255, 255, 255, 0.55) 50%, transparent 70%);
  background-size: 40% 100%;
  background-repeat: no-repeat;
  animation: sweep 4.5s ease-in-out infinite;
  -webkit-background-clip: text;
  background-clip: text;
}

.hero__orb { animation: float 12s ease-in-out infinite; }
.hero__pixels { animation: pixel-drift 18s linear infinite; }

.hero__audio span {
  width: 3px;
  border-radius: 2px;
  background: var(--color-cyan);
  animation: audio-bar 1s ease-in-out infinite;
  transform-origin: bottom;
}
.hero__audio span:nth-child(2) { animation-delay: 0.15s; }
.hero__audio span:nth-child(3) { animation-delay: 0.3s; }
.hero__audio span:nth-child(4) { animation-delay: 0.1s; }
.hero__audio span:nth-child(5) { animation-delay: 0.22s; }

.pixel-scene img {
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .word > span,
  .grad,
  .glitch,
  .sweep,
  .hero__orb,
  .hero__pixels,
  .hero__audio span {
    animation: none !important;
    transition: none !important;
    transform: none !important;
    opacity: 1 !important;
  }
}