/* Critical route-loader styles — load synchronously before other CSS. */
html.portal-route-busy .login-page,
html.portal-route-busy .app-shell {
  display: none !important;
}

html.portal-route-busy,
html.portal-route-busy body {
  background: var(--skin-surface-muted,#f5f5f5);
}

.portal-route-loader {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 3000;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: var(--skin-surface-muted,#f5f5f5);
}

html.portal-route-busy .portal-route-loader {
  display: flex;
}

.portal-route-loader__panel {
  width: min(24rem, 100%);
  padding: 1.75rem 1.5rem 1.5rem;
  border: 1px solid var(--skin-border,#e8e8e8);
  border-radius: var(--skin-radius,10px);
  background: var(--skin-surface,#ffffff);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
  text-align: center;
  font-family: var(--skin-font,Raleway, system-ui, -apple-system, sans-serif);
}

.portal-route-loader__spinner {
  width: 2rem;
  height: 2rem;
  margin: 0 auto 1rem;
  border: 3px solid var(--skin-border,#e5e7eb);
  border-top-color: var(--skin-accent,#e03a00);
  border-radius: 50%;
  animation: portal-route-spin 0.75s linear infinite;
}

.portal-route-loader__title {
  margin: 0 0 0.35rem;
  font-family: var(--skin-font,Montserrat, system-ui, sans-serif);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--skin-text,#000000);
}

.portal-route-loader__sub {
  margin: 0 0 1.1rem;
  font-size: 0.86rem;
  color: var(--skin-muted,#666666);
  line-height: 1.45;
}

.portal-route-loader__bar {
  height: 0.35rem;
  border-radius: 999px;
  background: var(--skin-surface-muted,#eef1f4);
  overflow: hidden;
}

.portal-route-loader__bar-fill {
  display: block;
  width: 42%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--skin-accent,#e03a00), var(--skin-warning,#ffb347));
  animation: portal-route-progress 1.15s ease-in-out infinite alternate;
}

@keyframes portal-route-spin {
  to { transform: rotate(360deg); }
}

@keyframes portal-route-progress {
  from { transform: translateX(-120%); }
  to { transform: translateX(260%); }
}

@media (prefers-reduced-motion: reduce) {
  .portal-route-loader__spinner,
  .portal-route-loader__bar-fill {
    animation: none !important;
  }
}