/* Site preloader — laboratory beaker */

body.is-preloading {
  overflow: hidden;
}

.site-preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f9f9f9;
  transition: opacity 0.45s ease, visibility 0.45s ease;
}

.site-preloader.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.site-preloader__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.site-preloader__beaker {
  width: 72px;
  height: 96px;
  animation: preloader-bob 2.4s ease-in-out infinite;
}

.site-preloader__svg {
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.site-preloader__glass {
  fill: rgba(255, 255, 255, 0.35);
  stroke: #016644;
  stroke-width: 2.5;
  stroke-linejoin: round;
}

.site-preloader__neck {
  fill: none;
  stroke: #016644;
  stroke-width: 2.5;
  stroke-linecap: round;
}

.site-preloader__liquid {
  fill: url(#preloader-liquid-gradient);
  transform-origin: center bottom;
  animation: preloader-fill 1.8s ease-in-out infinite alternate;
}

.site-preloader__bubble {
  fill: rgba(247, 175, 40, 0.85);
  opacity: 0;
}

.site-preloader__bubble--1 {
  animation: preloader-bubble 1.6s ease-in infinite;
}

.site-preloader__bubble--2 {
  animation: preloader-bubble 1.6s ease-in 0.5s infinite;
}

.site-preloader__bubble--3 {
  animation: preloader-bubble 1.6s ease-in 1s infinite;
}

.site-preloader__label {
  font-family: 'Hanken Grotesk', sans-serif;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #016644;
  margin: 0;
}

@keyframes preloader-bob {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-4px);
  }
}

@keyframes preloader-fill {
  0% {
    transform: scaleY(0.15);
  }
  100% {
    transform: scaleY(1);
  }
}

@keyframes preloader-bubble {
  0% {
    opacity: 0;
    transform: translateY(0);
  }
  30% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translateY(-18px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-preloader__beaker,
  .site-preloader__liquid,
  .site-preloader__bubble {
    animation: none;
  }

  .site-preloader__liquid {
    transform: scaleY(0.75);
  }

  .site-preloader__bubble {
    opacity: 0.6;
  }
}