@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

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

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(var(--motion-offset-md));
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fade-down {
  from {
    opacity: 0;
    transform: translateY(calc(var(--motion-offset-md) * -1));
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fade-left {
  from {
    opacity: 0;
    transform: translateX(calc(var(--motion-offset-lg) * -1));
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fade-right {
  from {
    opacity: 0;
    transform: translateX(var(--motion-offset-lg));
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scale-in {
  from {
    opacity: 0;
    transform: scale(0.96);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

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

@keyframes count-up {
  from { opacity: 0; transform: translateY(var(--motion-offset-sm)); }
  to   { opacity: 1; transform: translateY(0); }
}

.animate-fade-in    { animation: fade-in    var(--duration-slow) var(--ease-out) both; }
.animate-fade-up    { animation: fade-up    var(--duration-slow) var(--ease-out) both; }
.animate-fade-down  { animation: fade-down  var(--duration-slow) var(--ease-out) both; }
.animate-fade-left  { animation: fade-left  var(--duration-slow) var(--ease-out) both; }
.animate-fade-right { animation: fade-right var(--duration-slow) var(--ease-out) both; }
.animate-scale-in   { animation: scale-in   var(--duration-slow) var(--ease-out) both; }

.delay-100 { animation-delay: 100ms; }
.delay-200 { animation-delay: 200ms; }
.delay-300 { animation-delay: 300ms; }
.delay-400 { animation-delay: 400ms; }
.delay-500 { animation-delay: 500ms; }
.delay-600 { animation-delay: 600ms; }

.reveal {
  opacity: 0;
  transform: translateY(var(--motion-offset-md));
  transition:
    opacity   var(--duration-slow) var(--ease-out),
    transform var(--duration-slow) var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal--left  { transform: translateX(calc(var(--motion-offset-lg) * -1)); }
.reveal--right { transform: translateX(var(--motion-offset-lg)); }
.reveal--scale { transform: scale(0.96); opacity: 0; }

.reveal--left.is-visible,
.reveal--right.is-visible {
  transform: translateX(0);
}

.reveal--scale.is-visible {
  transform: scale(1);
  opacity: 1;
}

.reveal--delay-1 { transition-delay: 100ms; }
.reveal--delay-2 { transition-delay: 200ms; }
.reveal--delay-3 { transition-delay: 300ms; }
.reveal--delay-4 { transition-delay: 400ms; }

.transition-colors {
  transition:
    color            var(--duration-base) var(--ease-in-out),
    background-color var(--duration-base) var(--ease-in-out),
    border-color     var(--duration-base) var(--ease-in-out);
}

.transition-transform {
  transition: transform var(--duration-base) var(--ease-out);
}

.transition-opacity {
  transition: opacity var(--duration-base) var(--ease-in-out);
}

.transition-shadow {
  transition: box-shadow var(--duration-base) var(--ease-in-out);
}

.hover-lift {
  transition:
    transform   var(--duration-base) var(--ease-out),
    box-shadow  var(--duration-base) var(--ease-in-out);
}

.hover-lift:hover {
  transform: translateY(calc(var(--hover-lift) * -1));
  box-shadow: var(--shadow-lg);
}