/* ANIMATIONS — keyframes и reveal-классы */

@keyframes msg-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes mesh-drift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes reveal-up {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes count-in {
  from { opacity: 0; transform: scale(0.85); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(46, 166, 255, 0.4); }
  50%      { box-shadow: 0 0 0 12px rgba(46, 166, 255, 0); }
}

@keyframes blink {
  0%, 50%  { opacity: 1; }
  51%, 100%{ opacity: 0; }
}

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

@keyframes spin-slow {
  to { transform: rotate(360deg); }
}

@keyframes marquee-left {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* Scroll-reveal основа */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out);
  will-change: opacity, transform;
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger > * {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 500ms var(--ease-out), transform 500ms var(--ease-out);
}

.reveal-stagger.in-view > * {
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger.in-view > *:nth-child(1) { transition-delay: 60ms; }
.reveal-stagger.in-view > *:nth-child(2) { transition-delay: 120ms; }
.reveal-stagger.in-view > *:nth-child(3) { transition-delay: 180ms; }
.reveal-stagger.in-view > *:nth-child(4) { transition-delay: 240ms; }
.reveal-stagger.in-view > *:nth-child(5) { transition-delay: 300ms; }
.reveal-stagger.in-view > *:nth-child(6) { transition-delay: 360ms; }
.reveal-stagger.in-view > *:nth-child(7) { transition-delay: 420ms; }
.reveal-stagger.in-view > *:nth-child(8) { transition-delay: 480ms; }

.float { animation: float-y 4s var(--ease-out) infinite; }
.spin-slow { animation: spin-slow 12s linear infinite; }

@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal.in-view,
  .reveal-stagger > *, .reveal-stagger.in-view > * {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .float, .spin-slow { animation: none !important; }
  .parallax, .tilt-3d, .sparkles, [class*="marquee"] {
    animation: none !important;
    transform: none !important;
  }
}