/* OLX entry loader inspired by fqzlr/my-blog's page loader pattern. */
:root {
  --olx-loader-bg: #ffffff;
  --olx-loader-ink: #172033;
  --olx-loader-muted: rgba(80, 93, 116, .72);
  --olx-loader-cyan: #06b6d4;
  --olx-loader-blue: #2563eb;
  --olx-loader-orange: #f97316;
}

html.is-olx-page-loading,
html.is-olx-page-loading body {
  overflow: hidden;
}

.olx-page-loader {
  position: fixed;
  inset: 0;
  z-index: 2147482000;
  display: grid;
  place-items: center;
  overflow: hidden;
  color: var(--olx-loader-ink);
  background-color: var(--olx-loader-bg);
  background:
    radial-gradient(circle at 48% 42%, rgba(6, 182, 212, .10), transparent 28%),
    radial-gradient(circle at 58% 58%, rgba(249, 115, 22, .08), transparent 24%),
    linear-gradient(135deg, #ffffff, #f8fbff);
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition:
    opacity 360ms cubic-bezier(.22, .61, .36, 1),
    visibility 360ms cubic-bezier(.22, .61, .36, 1);
}

.olx-page-loader::before {
  content: "";
  position: absolute;
  inset: -12%;
  background:
    repeating-linear-gradient(0deg, rgba(23, 32, 51, .045) 0 1px, transparent 1px 7px),
    repeating-linear-gradient(90deg, rgba(6, 182, 212, .055) 0 1px, transparent 1px 58px);
  mask-image: radial-gradient(circle at 50% 46%, #000 0 34%, transparent 72%);
  opacity: .62;
  pointer-events: none;
  animation: olx-loader-grid 2.4s ease-in-out infinite alternate;
}

.olx-page-loader::after {
  content: "";
  position: absolute;
  width: min(72vw, 520px);
  height: min(72vw, 520px);
  border: 1px solid rgba(23, 32, 51, .09);
  border-radius: 50%;
  box-shadow:
    0 0 0 1px rgba(6, 182, 212, .08) inset,
    0 0 80px rgba(6, 182, 212, .10);
  opacity: .75;
  animation: olx-loader-orbit 2.2s cubic-bezier(.5, 0, .2, 1) infinite;
}

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

.olx-page-loader__inner {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  gap: 18px;
  transform: translateY(-1vh);
}

.olx-page-loader__logo {
  position: relative;
  display: flex;
  align-items: flex-end;
  gap: clamp(8px, 2vw, 14px);
  padding: 20px 24px 22px;
}

.olx-page-loader__logo::before {
  content: "";
  position: absolute;
  inset: 12px 0 0;
  border-bottom: 1px solid rgba(255, 255, 255, .16);
  background:
    linear-gradient(90deg, transparent, rgba(6, 182, 212, .18), transparent),
    radial-gradient(ellipse at 50% 100%, rgba(6, 182, 212, .15), transparent 62%);
  transform: perspective(460px) rotateX(68deg);
  transform-origin: bottom center;
}

.olx-page-loader__letter {
  position: relative;
  display: grid;
  place-items: center;
  width: clamp(46px, 9vw, 68px);
  aspect-ratio: 1;
  border: 1px solid currentColor;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, .96), rgba(245, 250, 255, .74)),
    rgba(255, 255, 255, .92);
  box-shadow:
    0 0 22px color-mix(in srgb, currentColor 42%, transparent),
    0 10px 28px rgba(23, 32, 51, .08),
    inset 0 0 12px rgba(255, 255, 255, .86);
  color: var(--letter-color, var(--olx-loader-cyan));
  font: 850 clamp(22px, 4.8vw, 36px)/1 var(--olx-font-utility, ui-monospace, SFMono-Regular, Menlo, monospace);
  text-shadow:
    0 0 8px rgba(255, 255, 255, .92),
    0 0 18px currentColor;
  animation: olx-loader-bounce 980ms cubic-bezier(.28, .84, .42, 1) infinite;
  animation-delay: var(--delay, 0ms);
}

.olx-page-loader__letter:nth-child(1) {
  --letter-color: var(--olx-loader-cyan);
  --delay: 0ms;
}

.olx-page-loader__letter:nth-child(2) {
  --letter-color: var(--olx-loader-blue);
  --delay: 110ms;
}

.olx-page-loader__letter:nth-child(3) {
  --letter-color: var(--olx-loader-orange);
  --delay: 220ms;
}

.olx-page-loader__text {
  color: var(--olx-loader-muted);
  font: 720 11px/1.2 var(--olx-font-utility, ui-monospace, SFMono-Regular, Menlo, monospace);
  letter-spacing: .22em;
  text-transform: uppercase;
}

.olx-page-loader__bar {
  position: relative;
  width: min(220px, 52vw);
  height: 1px;
  overflow: hidden;
  background: rgba(255, 255, 255, .18);
}

.olx-page-loader__bar::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--olx-loader-cyan), var(--olx-loader-blue), var(--olx-loader-orange));
  transform: translateX(-100%);
  animation: olx-loader-line 1.25s cubic-bezier(.7, 0, .2, 1) infinite;
}

.olx-page-loader__sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@keyframes olx-loader-bounce {
  0%, 100% {
    transform: translateY(0) scale(1);
  }
  42% {
    transform: translateY(-16px) scale(1.04);
  }
  58% {
    transform: translateY(2px) scale(.98);
  }
}

@keyframes olx-loader-line {
  0% { transform: translateX(-100%); }
  52% { transform: translateX(0%); }
  100% { transform: translateX(100%); }
}

@keyframes olx-loader-grid {
  from { transform: translate3d(-1%, -1%, 0); opacity: .48; }
  to { transform: translate3d(1%, 1%, 0); opacity: .72; }
}

@keyframes olx-loader-orbit {
  0% { transform: rotate(0deg) scale(.96); opacity: .38; }
  50% { transform: rotate(120deg) scale(1.02); opacity: .78; }
  100% { transform: rotate(360deg) scale(.96); opacity: .38; }
}

@media (max-width: 640px) {
  .olx-page-loader__logo {
    gap: 9px;
  }

  .olx-page-loader__letter {
    width: 50px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .olx-page-loader,
  .olx-page-loader *,
  .olx-page-loader::before,
  .olx-page-loader::after {
    animation: none !important;
    transition-duration: 1ms !important;
  }

  .olx-page-loader__letter {
    transform: none !important;
  }
}