/* Series hub + Glossary 2.0 + course progress + search types + continue learning */

.glossary-cat-row,
.search-type-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.glossary-cat-pill,
.search-type-pill {
  min-height: 34px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--ink);
  font: 600 0.82rem var(--font-text);
  cursor: pointer;
}

.glossary-cat-pill:hover,
.search-type-pill:hover {
  background: var(--surface-2);
}

.glossary-cat-pill.is-active,
.search-type-pill.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink, #fff);
}

.glossary-item-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}

.glossary-item-top dt {
  margin-bottom: 0;
}

.glossary-cat-chip {
  flex-shrink: 0;
  font: 500 0.7rem/1 var(--font-mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 8px;
}

.glossary-related {
  margin: 12px 0 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.glossary-related a {
  color: var(--accent-text);
  text-decoration: none;
}

.glossary-related a:hover {
  text-decoration: underline;
}

.glossary-related-label {
  font-weight: 600;
  margin-right: 6px;
  color: var(--ink);
}

.glossary-related-sep {
  margin: 0 6px;
  opacity: 0.5;
}

.glossary-item.is-highlight {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft, rgba(99, 102, 241, 0.2));
}

.series-hub {
  display: grid;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.series-hub-card {
  border: 1px solid var(--card-border, var(--line));
  border-radius: var(--radius-m, 14px);
  background: var(--card-bg, var(--surface));
  overflow: hidden;
}

.series-hub-card-top {
  padding: 1.25rem 1.35rem 1rem;
  border-bottom: 1px solid var(--line);
  background: var(--surface-2);
}

.series-hub-badge {
  display: inline-block;
  font: 500 0.72rem/1 var(--font-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.series-hub-title {
  margin: 0 0 0.4rem;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.series-hub-desc {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.55;
}

.series-hub-parts {
  list-style: none;
  margin: 0;
  padding: 0;
}

.series-hub-parts li a,
.series-hub-parts li.is-missing {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: baseline;
  padding: 14px 1.35rem;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
}

.series-hub-parts li:last-child a,
.series-hub-parts li:last-child.is-missing {
  border-bottom: 0;
}

.series-hub-parts li a:hover {
  background: var(--surface-2);
}

.series-hub-num {
  font: 600 0.85rem var(--font-mono);
  color: var(--muted);
}

.series-hub-part-title {
  font-weight: 600;
  color: var(--ink);
}

.series-hub-parts li a:hover .series-hub-part-title {
  color: var(--accent-text);
}

.series-hub-part-meta {
  font-size: 0.8rem;
  color: var(--muted);
  white-space: nowrap;
}

.docs-progress-wrap {
  margin: 0 0 1rem;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface-2);
}

.docs-progress-meta {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  margin-bottom: 8px;
  font-size: 0.8rem;
  color: var(--muted);
}

.docs-progress-track {
  height: 6px;
  border-radius: 999px;
  background: var(--line);
  overflow: hidden;
}

.docs-progress-bar {
  height: 100%;
  width: 0%;
  background: var(--accent);
  border-radius: 999px;
  transition: width 0.2s ease;
}

.docs-progress-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.docs-mark-complete {
  min-height: 36px;
  padding: 6px 12px;
  border-radius: 8px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
  font: 600 0.85rem var(--font-text);
  cursor: pointer;
}

.docs-mark-complete.is-complete {
  border-color: var(--accent);
  color: var(--accent-text);
}

.docs-nav-item.is-complete .docs-item-title::after {
  content: " ✓";
  color: var(--accent);
  font-weight: 700;
}

.hm-continue {
  margin-bottom: 1.5rem;
}

.hm-continue-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

.hm-continue-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.hm-continue-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.hm-continue-eyebrow {
  font: 500 0.72rem/1 var(--font-mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
}

.hm-continue-title {
  font-size: 1.05rem;
  color: var(--ink);
}

.hm-continue-meta {
  font-size: 0.85rem;
  color: var(--accent-text);
}

@media (max-width: 768px) {
  .series-hub-parts li a,
  .series-hub-parts li.is-missing {
    grid-template-columns: auto 1fr;
  }
  .series-hub-part-meta {
    grid-column: 2;
    white-space: normal;
  }
}