/* ---------- Layout ---------- */
.layout {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: 290px 1fr 300px;
  gap: 14px;
  padding: 14px;
  overflow: hidden;
  transition: grid-template-columns 0.3s ease;
}

/* (Board fullscreen lives in the Mind Map / Board section below as .mindmap-block.is-fullscreen) */

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px 10px;
  flex-shrink: 0;
}

.panel-title {
  font-size: var(--fs-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.count-pill {
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--muted);
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: 1px 8px;
  border-radius: var(--r-pill);
  min-width: 22px;
  text-align: center;
}

.count-pill:empty {
  display: none;
}