/*
 * BHD Skeleton + Empty State patterns v1
 * https://design.bhd.om/skeleton.css
 *
 * Drop-in skeleton loaders + empty-state styles. Pairs with tokens.css.
 *
 * Skeleton:
 *   <div class="bhd-skel" style="height: 12px; width: 80%"></div>
 *   <div class="bhd-skel bhd-skel-circle" style="width: 40px; height: 40px"></div>
 *   <div class="bhd-skel bhd-skel-text"></div>
 *
 * Empty state:
 *   <div class="bhd-empty">
 *     <svg class="bhd-empty__icon">...</svg>
 *     <h3 class="bhd-empty__title">No invoices yet</h3>
 *     <p class="bhd-empty__desc">Create your first invoice to see it here.</p>
 *     <button class="bhd-empty__cta">New invoice</button>
 *   </div>
 */

@keyframes bhd-skel-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.55; }
}

.bhd-skel {
  background-color: var(--muted, #f4f4f5);
  border-radius: var(--radius-sm, 4px);
  animation: bhd-skel-pulse 1.6s cubic-bezier(0.4, 0, 0.6, 1) infinite;
  display: block;
}
.bhd-skel-circle { border-radius: 9999px; }
.bhd-skel-text { height: 0.875rem; width: 100%; margin: 0.35rem 0; }
.bhd-skel-text:last-child { width: 60%; }

/* Group container that helps readers parse skeleton as content */
.bhd-skel-group { display: flex; flex-direction: column; gap: 0.5rem; }
.bhd-skel-row {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border, #e5e5e5);
}
.bhd-skel-row:last-child { border-bottom: 0; }

/* Empty state ------------------------------------------------------------ */
.bhd-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 3rem 1.5rem;
  color: var(--foreground);
  gap: 0.75rem;
}
.bhd-empty__icon {
  width: 56px;
  height: 56px;
  color: var(--muted-foreground);
  margin-bottom: 0.25rem;
}
.bhd-empty__title {
  font-size: 1rem;
  font-weight: 600;
  margin: 0;
}
.bhd-empty__desc {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  max-width: 36ch;
  margin: 0;
  line-height: 1.5;
}
.bhd-empty__cta {
  margin-top: 0.5rem;
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--primary, #2b3990);
  color: var(--primary-foreground, #fff);
  border: 0;
  padding: 0.5rem 0.95rem;
  border-radius: var(--radius-md, 6px);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: opacity 120ms ease;
}
.bhd-empty__cta:hover { opacity: 0.9; }

/* Compact, inline-friendly empty (table rows, narrow cards) */
.bhd-empty-inline {
  padding: 1.5rem 1rem;
  font-size: 0.825rem;
  color: var(--muted-foreground);
  text-align: center;
}