/* Shared Plan Workspace loader, available without page-specific styles. */
.sp-page-loader {
  --loader-bg: var(--bs-body-bg, #f5f5f9);
  --loader-color: var(--bs-body-color, #566a7f);
  --loader-border: var(--bs-border-color, #d9dee3);
  --loader-muted: var(--bs-secondary-color, #8592a3);
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: grid;
  place-items: center;
  background: var(--loader-bg);
  background: color-mix(in srgb, var(--loader-bg) 88%, transparent);
  backdrop-filter: blur(12px);
  transition: opacity .25s ease, visibility .25s ease;
}

html.dark-style .sp-page-loader {
  --loader-bg: var(--bs-body-bg, #232333);
  --loader-color: var(--bs-body-color, #dbdbeb);
  --loader-border: var(--bs-border-color, #444564);
  --loader-muted: var(--bs-secondary-color, #a3a4cc);
}

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

.sp-loader-card {
  box-sizing: border-box;
  display: grid;
  gap: .75rem;
  justify-items: center;
  min-width: min(340px, calc(100vw - 2rem));
  max-width: calc(100vw - 2rem);
  border: 1px solid var(--loader-border);
  border-radius: .75rem;
  padding: 1.5rem;
  color: var(--loader-color);
  background: var(--loader-bg);
  box-shadow: 0 1rem 3rem rgba(0, 0, 0, .16);
  text-align: center;
  overflow-wrap: anywhere;
}

.sp-loader-card small {
  color: var(--loader-muted);
}

.sp-loader-rings {
  position: relative;
  width: 64px;
  height: 64px;
}

.sp-loader-rings span {
  position: absolute;
  inset: 0;
  border: 3px solid transparent;
  border-top-color: var(--bs-primary, #696cff);
  border-inline-end-color: var(--bs-info, #03c3ec);
  border-radius: 50%;
  animation: sp-spin 1s linear infinite;
}

.sp-loader-rings span:nth-child(2) {
  inset: 8px;
  border-top-color: var(--bs-success, #71dd37);
  animation-duration: 1.35s;
  animation-direction: reverse;
}

.sp-loader-rings span:nth-child(3) {
  inset: 16px;
  border-top-color: var(--bs-warning, #ffab00);
  animation-duration: .85s;
}

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

@media (prefers-reduced-motion: reduce) {
  .sp-page-loader { transition: none; }
  .sp-loader-rings span { animation: none; }
}

@media print {
  .sp-page-loader { display: none !important; }
}