.spinner {
  display: inline-block;
  flex-shrink: 0;
  width: 14px;
  height: 14px;
  border: 2px solid var(--border, currentColor);
  border-top-color: var(--accent, currentColor);
  border-radius: 50%;
  animation: spinner-rotate 0.7s linear infinite;
}

.spinner--lg {
  width: 30px;
  height: 30px;
  border-width: 3px;
}

.spinner[hidden] {
  display: none;
}

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

.loading-overlay {
  position: fixed;
  z-index: var(--z-overlay, 90);
  inset: 0;
  display: grid;
  place-items: center;
  padding: var(--space-8, 1.25rem);
  background: rgba(0, 0, 0, 0.62);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.loading-overlay[hidden] {
  display: none;
}

.loading-overlay > * {
  display: grid;
  justify-items: center;
  gap: var(--space-5, 0.75rem);
  width: min(360px, 100%);
  padding: var(--space-10, 2rem) var(--space-9, 1.5rem);
  border: var(--border-width, 1px) solid var(--border, currentColor);
  border-radius: var(--radius-xl, 14px);
  background: var(--panel, transparent);
  box-shadow: var(--card-shadow, none);
  color: var(--text, currentColor);
  text-align: center;
}

@media (prefers-reduced-motion: reduce) {
  .spinner {
    animation-duration: 2s !important;
  }
}