/* Canonical notices, empty states, toast feedback and skeleton loading. */
.fmNotice,
[data-ui="notice"],
body[data-ui-shell="workspace"] :is(
  .nativeNotice,
  .box,
  .dataNote,
  .productUxNote,
  .microHelp,
  .readerNotice
) {
  padding: 12px 14px;
  border: 1px solid var(--fm-info-line);
  border-radius: var(--fm-card-radius);
  background: var(--fm-info-soft);
  color: var(--fm-ink);
  font-size: var(--fm-text-small-size);
  line-height: var(--fm-text-line-height);
}

:is(
  .fmNotice,
  [data-ui="notice"],
  body[data-ui-shell="workspace"] .notice
)[data-tone="success"],
body[data-ui-shell="workspace"] :is(.okbox, .notice.success) {
  border-color: var(--fm-success-line);
  background: var(--fm-success-soft);
  color: var(--fm-success);
}

:is(.fmNotice, [data-ui="notice"])[data-tone="warning"],
body[data-ui-shell="workspace"] .warnbox {
  border-color: var(--fm-warning-line);
  background: var(--fm-warning-soft);
  color: var(--fm-warning);
}

:is(.fmNotice, [data-ui="notice"])[data-tone="danger"],
:is(.fmNotice, [data-ui="notice"])[data-state="error"] {
  border-color: var(--fm-danger-line);
  background: var(--fm-danger-soft);
  color: var(--fm-danger);
}

:is(.fmNotice, [data-ui="notice"])[data-state="loading"] {
  border-color: var(--fm-line);
  background: var(--fm-surface-soft);
  color: var(--fm-muted);
  cursor: progress;
}

.fmEmptyState,
[data-ui="empty-state"],
body[data-ui-shell="workspace"] :is(
  .emptyState,
  .editorialEmpty,
  .entityEmpty,
  .readerEmpty,
  .projectHistoryEmpty
) {
  padding: var(--fm-padding-panel);
  border: 1px dashed var(--fm-empty-line);
  border-radius: var(--fm-card-radius);
  background: linear-gradient(180deg, var(--fm-surface), var(--fm-empty-surface));
  color: var(--fm-muted);
  font-size: var(--fm-text-small-size);
  line-height: var(--fm-text-line-height);
  text-align: center;
}

.fmToastRegion {
  position: fixed;
  top: 84px;
  right: 22px;
  z-index: calc(var(--fm-z-dialog) + 20);
  display: grid;
  gap: var(--fm-gap-field);
  width: min(390px, calc(100vw - 28px));
  pointer-events: none;
}

.fmToast {
  display: grid;
  grid-template-columns: 8px minmax(0, 1fr) auto;
  align-items: start;
  gap: var(--fm-gap-field);
  padding: 14px;
  border: 1px solid var(--fm-info-line);
  border-radius: var(--fm-card-radius);
  background: color-mix(in srgb, var(--fm-surface) 97%, transparent);
  color: var(--fm-ink);
  box-shadow: var(--fm-overlay-shadow);
  opacity: 0;
  pointer-events: auto;
  transform: translateY(-8px) scale(0.98);
  transition:
    opacity var(--fm-interactive-duration) var(--fm-interactive-easing),
    transform var(--fm-interactive-duration) var(--fm-interactive-easing);
}

.fmToast:is(.isVisible, [data-state="visible"]) {
  opacity: 1;
  transform: none;
}

.fmToast:is(.isLeaving, [data-state="leaving"]) {
  opacity: 0;
  transform: translateX(18px);
}

.fmToastMark {
  width: 8px;
  height: 100%;
  min-height: 38px;
  border-radius: var(--fm-radius-pill);
  background: var(--fm-info);
}

.fmToast-success {
  border-color: var(--fm-success-line);
}

.fmToast-success .fmToastMark {
  background: var(--fm-success);
}

.fmToast-warning {
  border-color: var(--fm-warning-line);
}

.fmToast-warning .fmToastMark {
  background: var(--fm-warning);
}

.fmToast-error {
  border-color: var(--fm-danger-line);
}

.fmToast-error .fmToastMark {
  background: var(--fm-danger);
}

.fmToast b {
  display: block;
  font-size: var(--fm-text-small-size);
}

.fmToast p {
  margin: 3px 0 0;
  color: var(--fm-muted);
  font-size: var(--fm-text-caption-size);
  line-height: var(--fm-text-line-height);
}

.fmToast button {
  width: 32px;
  min-height: 32px;
  margin: -5px -5px 0 0;
  padding: 0;
  border: 0;
  border-radius: var(--fm-control-radius);
  background: transparent;
  color: var(--fm-muted);
  -webkit-text-fill-color: var(--fm-muted);
  box-shadow: none;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}

.fmToast button:hover {
  background: var(--fm-control-hover-surface);
  color: var(--fm-ink);
  -webkit-text-fill-color: var(--fm-ink);
  transform: none;
}

.fmToast button:focus-visible {
  outline: 0;
  box-shadow: var(--fm-interactive-focus-ring);
}

.fmSkeletonHost {
  position: relative;
  min-height: 88px;
}

.fmSkeletonHost[aria-busy="true"] {
  cursor: progress;
}

.fmSkeletonLayer {
  position: absolute;
  inset: 0;
  z-index: 35;
  padding: 18px;
  overflow: hidden;
  border-radius: inherit;
  background: color-mix(in srgb, var(--fm-empty-surface) 94%, transparent);
  backdrop-filter: blur(2px);
}

.fmSkeleton {
  display: grid;
  align-content: start;
  gap: var(--fm-gap-field);
  height: 100%;
}

.fmSkeleton > span,
.fmSkeleton i {
  display: block;
  border-radius: var(--fm-radius-pill);
  background: linear-gradient(
    90deg,
    var(--fm-skeleton-base) 20%,
    var(--fm-skeleton-highlight) 40%,
    var(--fm-skeleton-base) 60%
  );
  background-size: 300% 100%;
  animation: fmSkeletonPulse 1.25s ease-in-out infinite;
}

.fmSkeleton > span:nth-child(1) {
  width: 34%;
  height: 14px;
}

.fmSkeleton > span:nth-child(2) {
  width: 72%;
  height: 23px;
}

.fmSkeleton > span:nth-child(3) {
  width: 92%;
  height: 11px;
}

.fmSkeleton > div {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--fm-gap-field);
  margin-top: var(--fm-gap-control);
}

.fmSkeleton i {
  height: 72px;
  border-radius: var(--fm-card-radius);
}

.fmSkeletonCompact > span:nth-child(2) {
  height: 17px;
}

.fmSkeletonCompact > div {
  display: none;
}

.isSkeletonLoading > :not(.fmSkeletonLayer) {
  opacity: 0.42;
  pointer-events: none;
}

@keyframes fmSkeletonPulse {
  0% { background-position: 100% 0; }
  100% { background-position: 0 0; }
}

@media (max-width: 720px) {
  .fmToastRegion {
    top: 72px;
    right: 14px;
  }

  .fmSkeletonLayer {
    padding: 13px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .fmToast {
    transition: none;
  }

  .fmSkeleton > span,
  .fmSkeleton i {
    animation: none;
  }
}