/*
 * loading-screen.css
 * Fullscreen loader shown while images are preloaded.
 */

.loading-screen {
  position: fixed;
  inset: 0;
  z-index: var(--z-loader);
  display: grid;
  place-items: center;
  width: 100%;
  min-width: 320px;
  min-height: 100dvh;
  padding:
    calc(var(--space-5) + var(--safe-top))
    calc(var(--screen-padding-x) + var(--safe-right))
    calc(var(--space-5) + var(--safe-bottom))
    calc(var(--screen-padding-x) + var(--safe-left));
  overflow: hidden;
  background: var(--color-bg-deep);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity var(--duration-slow) var(--ease-standard),
    visibility var(--duration-slow) var(--ease-standard);
}

.loading-screen.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.loading-screen.is-leaving {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.animated-gradient-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background:
    radial-gradient(circle at 18% 22%, rgba(255, 151, 78, 0.22), transparent 34%),
    radial-gradient(circle at 80% 78%, rgba(139, 45, 24, 0.32), transparent 34%),
    linear-gradient(130deg, #050202, #260806 38%, #55130c 62%, #0a0202);
  background-size: 170% 170%;
  animation: loadingGradientShift 11s var(--ease-standard) infinite alternate;
}

.gradient-orb {
  position: absolute;
  width: clamp(120px, 42vw, 320px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 192, 105, 0.34), rgba(255, 103, 53, 0.12) 42%, transparent 72%);
  filter: blur(2px);
  mix-blend-mode: screen;
  opacity: 0.78;
  transform: translate3d(0, 0, 0);
  animation: loadingOrbFloat 9s var(--ease-standard) infinite alternate;
}

.orb-one {
  top: 7%;
  left: -14%;
  animation-duration: 9s;
}

.orb-two {
  right: -18%;
  bottom: 8%;
  width: clamp(150px, 48vw, 380px);
  animation-duration: 12s;
  animation-delay: -2s;
}

.orb-three {
  top: 48%;
  left: 54%;
  width: clamp(80px, 26vw, 210px);
  opacity: 0.5;
  animation-duration: 7s;
  animation-delay: -4s;
}

.orb-four {
  left: 8%;
  bottom: -12%;
  width: clamp(100px, 34vw, 250px);
  opacity: 0.58;
  animation-duration: 10s;
  animation-delay: -5s;
}

.loading-card {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  gap: var(--space-3);
  width: min(440px, 100%);
  padding: clamp(22px, 7vw, 38px);
  border: var(--border-soft);
  border-radius: var(--radius-xl);
  background: rgba(10, 4, 4, 0.66);
  color: var(--color-text);
  text-align: center;
  box-shadow: var(--shadow-strong), var(--shadow-glow);
  -webkit-backdrop-filter: blur(var(--backdrop-blur));
  backdrop-filter: blur(var(--backdrop-blur));
}

.loading-sigil {
  width: clamp(58px, 18vw, 86px);
  aspect-ratio: 1;
  border: 1px solid rgba(255, 218, 155, 0.48);
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(255, 218, 155, 0.5), transparent 22%),
    conic-gradient(from 0deg, transparent 0 18%, rgba(255, 209, 138, 0.88) 22%, transparent 28% 50%, rgba(255, 157, 79, 0.78) 55%, transparent 62% 100%);
  box-shadow:
    0 0 24px rgba(255, 209, 138, 0.28),
    inset 0 0 22px rgba(255, 209, 138, 0.14);
  animation: loadingSigilSpin 3.4s linear infinite;
}

.loading-card h1 {
  font-size: clamp(1.75rem, 8.5vw, 2.8rem);
  line-height: var(--line-height-title);
}

.loading-card p {
  max-width: 28em;
  font-size: var(--font-size-md);
  color: var(--color-text-soft);
}

.loading-progress {
  display: grid;
  gap: var(--space-2);
  width: 100%;
  margin-top: var(--space-2);
}

.loading-progress-track {
  position: relative;
  width: 100%;
  height: 10px;
  overflow: hidden;
  border: 1px solid rgba(255, 218, 155, 0.24);
  border-radius: var(--radius-round);
  background: rgba(255, 244, 226, 0.1);
  box-shadow: inset 0 1px 5px rgba(0, 0, 0, 0.28);
}

.loading-progress-bar {
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(255, 219, 150, 0.95), rgba(255, 126, 64, 0.96));
  box-shadow: 0 0 22px rgba(255, 157, 79, 0.38);
  transition: width var(--duration-base) var(--ease-standard);
}

.loading-progress-text {
  font-size: var(--font-size-sm);
  color: var(--color-gold);
}

@keyframes loadingGradientShift {
  0% {
    background-position: 0% 50%;
    filter: hue-rotate(0deg) saturate(1);
  }

  50% {
    background-position: 100% 50%;
    filter: hue-rotate(-8deg) saturate(1.12);
  }

  100% {
    background-position: 45% 100%;
    filter: hue-rotate(8deg) saturate(1.05);
  }
}

@keyframes loadingOrbFloat {
  0% {
    transform: translate3d(-8%, -4%, 0) scale(0.96);
  }

  100% {
    transform: translate3d(10%, 8%, 0) scale(1.08);
  }
}

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

@supports not (height: 100dvh) {
  .loading-screen {
    min-height: 100vh;
  }
}