/* ============================================================
   Publications — filter bar, year heads
   ============================================================ */

.filter-bar {
  position: sticky;
  top: 76px;
  z-index: 40;
  background: oklch(0.985 0.008 92 / 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
}

.filter-bar .pill {
  cursor: pointer;
  user-select: none;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.filter-bar .pill.active {
  background: var(--forest-700);
  color: var(--cream);
  border-color: var(--forest-700);
}

.pub-count {
  font-size: 0.9rem;
  color: var(--ink-soft);
  margin-bottom: 24px;
}

.year-head {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--forest-600);
  font-weight: 600;
  margin: 40px 0 4px;
  letter-spacing: 0.02em;
}