/* Page preloader — theme accent #EE3D25 */
:root {
  --pl-accent: #ee3d25;
  --pl-bg: #0a0803;
}

#preloader {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  background-color: var(--pl-bg);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 999999;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.55s ease, visibility 0.55s ease;
}

#preloader::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url(../img/footer-bg.svg) center center;
  background-size: 0.52083vw;
  z-index: 1;
  pointer-events: none;
}

#preloader .loader-glow {
  position: absolute;
  width: min(42vw, 280px);
  height: min(42vw, 280px);
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(238, 61, 37, 0.45) 0%,
    rgba(238, 61, 37, 0.12) 42%,
    transparent 70%
  );
  z-index: 2;
  animation: pl-glow 1.8s ease-in-out infinite;
  pointer-events: none;
}

#preloader .loader-ring {
  position: absolute;
  width: min(18vw, 120px);
  height: min(18vw, 120px);
  border-radius: 50%;
  border: 2px solid transparent;
  border-top-color: var(--pl-accent);
  border-right-color: rgba(238, 61, 37, 0.25);
  z-index: 3;
  animation: pl-spin 1.1s linear infinite;
  pointer-events: none;
}

#preloader .loader-ring::after {
  content: "";
  position: absolute;
  inset: 8px;
  border-radius: 50%;
  border: 1px solid rgba(238, 61, 37, 0.2);
  animation: pl-spin 2.2s linear infinite reverse;
}

.loader-square {
  width: 80px;
  height: 118px;
  position: relative;
  overflow: hidden;
  background: url(../img/preloader-white.png) center center no-repeat;
  background-size: cover;
  z-index: 9;
  animation: pl-breathe 1.6s ease-in-out infinite;
  filter: drop-shadow(0 0 12px rgba(238, 61, 37, 0.55));
}

.loader-square::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 0%;
  animation: pl-fill 1.8s ease-in-out infinite;
  background: url(../img/preloader-white.png) bottom center no-repeat;
  background-size: cover;
  z-index: 2;
}

#preloader .loader-bar {
  position: absolute;
  bottom: 12vh;
  left: 50%;
  transform: translateX(-50%);
  width: min(28vw, 180px);
  height: 3px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  overflow: hidden;
  z-index: 9;
}

#preloader .loader-bar span {
  display: block;
  height: 100%;
  width: 40%;
  border-radius: inherit;
  background: linear-gradient(90deg, transparent, var(--pl-accent), transparent);
  animation: pl-bar 1.2s ease-in-out infinite;
}

@keyframes pl-glow {
  0%, 100% { transform: scale(0.88); opacity: 0.65; }
  50% { transform: scale(1.08); opacity: 1; }
}
@keyframes pl-spin { to { transform: rotate(360deg); } }
@keyframes pl-breathe {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.06); }
}
@keyframes pl-fill {
  0% { height: 0%; }
  55% { height: 100%; }
  100% { height: 100%; }
}
@keyframes pl-bar {
  0% { transform: translateX(-120%); }
  100% { transform: translateX(320%); }
}

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

#preloader.preloader-exit { transition: none; }
#preloader.preloader-exit::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--pl-accent);
  z-index: 20;
  transform-origin: bottom;
  animation: pl-curtain 0.55s cubic-bezier(0.65, 0, 0.35, 1) forwards;
  pointer-events: none;
}
@keyframes pl-curtain {
  0% { transform: scaleY(0); }
  45% { transform: scaleY(1); }
  100% { transform: scaleY(1); opacity: 0; }
}

#preloader.preloader-enter .loader-square {
  animation: pl-pop 0.7s cubic-bezier(0.22, 1, 0.36, 1) both;
}
@keyframes pl-pop {
  0% { transform: scale(0.6); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

@media (max-width: 700px) {
  .loader-square { width: 56px; height: 82px; }
  #preloader .loader-ring { width: 96px; height: 96px; }
  #preloader .loader-bar { width: 40vw; bottom: 18vh; }
}