:root {
  --loader-bg: rgba(247, 250, 253, .98);
  --loader-ink: #17202a;
  --loader-muted: #637083;
  --loader-accent: #459edf;
  --loader-line: #d7dee8;
}

.page-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: var(--loader-bg);
  color: var(--loader-ink);
  opacity: 1;
  visibility: visible;
  transition: opacity .22s ease, visibility .22s ease;
}

.page-loader.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.page-loader-card {
  display: grid;
  justify-items: center;
  gap: .85rem;
  width: min(100%, 340px);
  padding: 0;
  text-align: center;
}

.page-loader-mark {
  display: grid;
  width: min(100%, 11rem);
  height: 3rem;
  place-items: center;
  border-radius: 0;
  background: url("../img/logo.png") center / contain no-repeat;
  color: transparent;
  font-size: 0;
  font-weight: 700;
  letter-spacing: 0;
}

.page-loader-content {
  width: 100%;
  min-width: 0;
}

.page-loader strong {
  display: block;
  color: var(--loader-ink);
  font-size: .98rem;
  line-height: 1.2;
}

.page-loader span {
  display: block;
  margin-top: .2rem;
  color: var(--loader-muted);
  font-size: .82rem;
}

.page-loader-track {
  position: relative;
  height: 3px;
  margin-top: .75rem;
  overflow: hidden;
  border-radius: 999px;
  background: #dce5ee;
}

.page-loader-track::after {
  position: absolute;
  inset: 0;
  width: 42%;
  content: "";
  border-radius: inherit;
  background: var(--loader-accent);
  animation: loader-scan 1.05s ease-in-out infinite;
}

.page-loader-back {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.25rem;
  margin-top: .85rem;
  padding: .45rem .9rem;
  border: 1px solid var(--loader-line);
  border-radius: 6px;
  background: #fff;
  color: var(--loader-ink);
  font: inherit;
  font-size: .86rem;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity .18s ease, transform .18s ease, visibility .18s ease, border-color .18s ease;
}

.page-loader-back:hover,
.page-loader-back:focus-visible {
  border-color: var(--loader-accent);
  outline: none;
}

.page-loader.is-long-load .page-loader-back {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

@keyframes loader-scan {
  0% {
    transform: translateX(-120%);
  }

  to {
    transform: translateX(260%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-loader,
  .page-loader-track::after,
  .page-loader-back {
    transition: none;
    animation: none;
  }
}