.intro-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
  pointer-events: auto;
  background: var(--color-bg);
  opacity: 1;
  transition: opacity 500ms ease-in-out;
  will-change: opacity;
  overflow: hidden;
}

.intro-overlay.is-hidden {
  opacity: 0;
  pointer-events: none;
}

.intro-overlay[aria-hidden="true"] {
  visibility: hidden;
}

.intro-overlay::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 150% 100% at 50% 0%, #2b2b2b 0%, #020202 100%);
  pointer-events: none;
}

.intro-logo-orbit {
  --orbit-size: clamp(112px, 18vw, 168px);
  --logo-size: clamp(28px, 4vw, 42px);
  --orbit-radius: calc(var(--orbit-size) * 0.34);
  position: relative;
  z-index: 1;
  width: var(--orbit-size);
  height: var(--orbit-size);
  animation: intro-orbit-spin 1800ms cubic-bezier(.6, 0, .2, 1) both;
  will-change: transform, opacity;
}

.intro-logo-orbit__item {
  --angle: calc(var(--i) * 72deg);
  position: absolute;
  top: 50%;
  left: 50%;
  width: var(--logo-size);
  height: var(--logo-size);
  display: grid;
  place-items: center;
  transform: translate(-50%, -50%) rotate(var(--angle)) translateY(calc(var(--orbit-radius) * -1));
  opacity: 0;
  animation: intro-logo-pop 620ms ease-out both;
  animation-delay: calc(var(--i) * 45ms);
}

.intro-logo-orbit__item img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  transform: translateZ(0);
  image-rendering: auto;
  user-select: none;
  -webkit-user-drag: none;
  pointer-events: none;
}

.intro-overlay.is-hiding .intro-logo-orbit {
  opacity: 0;
  transform: scale(.88) rotate(-35deg);
  transition: opacity 180ms ease, transform 180ms ease;
}

body.intro-active {
  overflow: hidden;
}

@keyframes intro-orbit-spin {
  0% {
    opacity: 0;
    transform: scale(.88) rotate(-35deg);
  }

  9% {
    opacity: 1;
  }

  50% {
    opacity: 1;
    transform: scale(1) rotate(145deg);
  }

  91% {
    opacity: 1;
  }

  100% {
    opacity: 0;
    transform: scale(.88) rotate(-35deg);
  }
}

@keyframes intro-logo-pop {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) rotate(var(--angle)) translateY(calc(var(--orbit-radius) * -.82));
  }

  45% {
    opacity: 1;
  }

  100% {
    opacity: 1;
    transform: translate(-50%, -50%) rotate(var(--angle)) translateY(calc(var(--orbit-radius) * -1));
  }
}

@media (prefers-reduced-motion: reduce) {
  .intro-logo-orbit,
  .intro-logo-orbit__item {
    animation-duration: 180ms;
  }
}