/* ==========================================================================
   Keyframes & motion utilities
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

@keyframes dialog-in {
  from {
    opacity: 0;
    transform: scale(0.92) translateY(8px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(-12px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

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

@keyframes pulse-dot {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.35;
  }
}

@keyframes bounce-in {
  0% {
    transform: scale(0.4);
    opacity: 0;
  }
  60% {
    transform: scale(1.08);
    opacity: 1;
  }
  100% {
    transform: scale(1);
  }
}

@keyframes tap-ripple {
  0% {
    transform: scale(0.6);
    opacity: 0.55;
  }
  100% {
    transform: scale(1.9);
    opacity: 0;
  }
}

@keyframes card-float {
  0%,
  100% {
    transform: translateY(0) rotate(-2deg);
  }
  50% {
    transform: translateY(-8px) rotate(2deg);
  }
}

@keyframes draw-check {
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes draw-cross {
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

@keyframes progress-line-grow {
  from {
    transform: scaleY(0);
  }
  to {
    transform: scaleY(1);
  }
}

.animate-fade-in {
  animation: fade-in var(--duration-base) var(--ease-standard);
}

.skeleton {
  background: linear-gradient(
    90deg,
    var(--bg-skeleton) 25%,
    color-mix(in srgb, var(--bg-skeleton) 60%, var(--bg-elevated)) 37%,
    var(--bg-skeleton) 63%
  );
  background-size: 200% 100%;
  animation: shimmer 1.4s ease-in-out infinite;
  border-radius: var(--radius-sm);
}