.ui-loading--block {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-8) var(--spacing-page-x);
}
.ui-loading--inline {
  display: inline-flex;
  align-items: center;
}
.ui-loading__spinner {
  width: 60rpx;
  height: 60rpx;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ui-loading__spinner-icon {
  width: 48rpx;
  height: 48rpx;
  animation: ui-loading-spin 0.8s linear infinite;
}
@keyframes ui-loading-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.ui-loading__text {
  margin-top: var(--spacing-3);
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}

/* Skeleton */
.ui-loading__skeleton {
  width: 100%;
}
.ui-loading__skeleton-row {
  display: flex;
  align-items: center;
  padding: var(--spacing-3) var(--spacing-page-x);
  background: var(--color-bg-card);
  border-bottom: 1rpx solid var(--color-divider);
}
.ui-loading__skeleton-avatar {
  width: 88rpx;
  height: 88rpx;
  border-radius: 50%;
  background: var(--color-bg-disabled);
  margin-right: var(--spacing-3);
  flex-shrink: 0;
}
.ui-loading__skeleton-content {
  flex: 1;
  min-width: 0;
}
.ui-loading__skeleton-line {
  height: 24rpx;
  background: var(--color-bg-disabled);
  border-radius: var(--radius-sm);
  position: relative;
  overflow: hidden;
}
.ui-loading__skeleton-line--title {
  width: 40%;
  margin-bottom: var(--spacing-2);
}
.ui-loading__skeleton-line--meta {
  width: 70%;
}
/* shimmer */
.ui-loading__skeleton-line::after,
.ui-loading__skeleton-avatar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.55) 50%,
    transparent 100%
  );
  animation: ui-loading-shimmer 1.4s ease-in-out infinite;
}
@keyframes ui-loading-shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}