/* ExpertlyEdu - global loading overlay */

.expertly-global-loader {
  position: fixed;
  inset: 0;
  z-index: 999999;
  display: grid;
  place-items: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  background:
    radial-gradient(circle at 50% 30%, rgba(34, 211, 238, 0.18), transparent 34%),
    radial-gradient(circle at 70% 70%, rgba(245, 158, 11, 0.12), transparent 30%),
    linear-gradient(135deg, rgba(2, 6, 23, 0.92), rgba(15, 23, 42, 0.88));
  backdrop-filter: blur(8px) saturate(120%);
  -webkit-backdrop-filter: blur(8px) saturate(120%);
  transition: opacity 0.18s ease, visibility 0.18s ease;
}

body.expertly-global-loading .expertly-global-loader {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
}

.expertly-global-loader__card {
  width: min(420px, calc(100vw - 36px));
  border-radius: 28px;
  border: 1px solid rgba(34, 211, 238, 0.28);
  background:
    linear-gradient(145deg, rgba(15, 23, 42, 0.96), rgba(2, 6, 23, 0.96)),
    radial-gradient(circle at 30% 0%, rgba(34, 211, 238, 0.18), transparent 32%);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.45), inset 0 0 0 1px rgba(255, 255, 255, 0.045);
  padding: 34px 28px 30px;
  text-align: center;
  transform: translateY(10px) scale(0.985);
  transition: transform 0.18s ease;
}

body.expertly-global-loading .expertly-global-loader__card {
  transform: translateY(0) scale(1);
}

.expertly-global-loader__spinner {
  width: 54px;
  height: 54px;
  margin: 0 auto 18px;
  border-radius: 999px;
  border: 4px solid rgba(255, 255, 255, 0.18);
  border-top-color: #22d3ee;
  border-right-color: #f59e0b;
  animation: expertlyGlobalSpin 0.82s linear infinite;
  box-shadow: 0 0 28px rgba(34, 211, 238, 0.18);
}

.expertly-global-loader__brand {
  margin: 0 0 8px;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #22d3ee;
}

.expertly-global-loader__message {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: clamp(16px, 2.4vw, 19px);
  font-weight: 900;
  line-height: 1.35;
  color: #f8fafc;
}

.expertly-global-loader__sub {
  margin: 10px auto 0;
  max-width: 300px;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.45;
  color: rgba(203, 213, 225, 0.84);
}

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

@media (prefers-reduced-motion: reduce) {
  .expertly-global-loader,
  .expertly-global-loader__card,
  .expertly-global-loader__spinner {
    transition: none;
    animation-duration: 1.8s;
  }
}