.hero {
  padding: 2.4rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: linear-gradient(160deg, #ffffff 0%, #f3f6ff 100%);
  box-shadow: var(--shadow-md);
}

.hero p {
  max-width: 68ch;
  color: var(--text-muted);
}

.search-shell {
  margin-top: 1.2rem;
  position: relative;
}

.search-field {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  padding: 0.95rem 1rem;
  min-height: 54px;
}

.search-field:focus {
  border-color: var(--accent);
  outline: 2px solid transparent;
  box-shadow: 0 0 0 4px rgba(36, 68, 217, 0.15);
}

.search-submit {
  margin-top: 0.7rem;
  width: 100%;
  border: 0;
  border-radius: var(--radius-md);
  padding: 0.8rem 1rem;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  cursor: pointer;
}

.search-suggestions {
  margin-top: 0.5rem;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.search-suggestions button {
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  padding: 0.7rem 1rem;
  cursor: pointer;
}

.search-suggestions button:hover {
  background: var(--surface-muted);
}

.card-grid {
  display: grid;
  gap: 1rem;
}

.card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  padding: 1rem;
  box-shadow: var(--shadow-sm);
}

.card.card-link-block {
  display: block;
  color: var(--text);
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.card.card-link-block:hover {
  transform: translateY(-2px);
  border-color: #cdd8ff;
  box-shadow: 0 12px 26px rgba(36, 68, 217, 0.12);
  text-decoration: none;
}

.card h3,
.card h4 {
  margin-bottom: 0.4rem;
}

.card p {
  margin-bottom: 0.4rem;
  color: var(--text-muted);
}

.card-link {
  display: inline-flex;
  margin-top: 0.3rem;
  font-weight: 700;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.1rem;
  color: var(--text-muted);
  font-size: 0.93rem;
}

.breadcrumbs a {
  color: var(--text-muted);
}

.breadcrumbs a:hover {
  color: var(--text);
}

.definition-box,
.callout {
  border: 1px solid #cdd8ff;
  background: #eef2ff;
  padding: 1rem;
  border-radius: var(--radius-md);
  margin: 1.2rem 0;
}

.definition-box p,
.callout p {
  margin: 0;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin: 1rem 0 1.2rem;
}

.pill {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.28rem 0.7rem;
  font-size: 0.88rem;
  color: var(--text-muted);
  background: var(--surface);
}

.alpha-pills {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.6rem;
}

.alpha-pills a {
  display: inline-grid;
  place-items: center;
  min-height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  font-weight: 700;
}

.alpha-pills a:hover,
.alpha-pills a.is-active {
  border-color: var(--accent);
  color: var(--accent);
  text-decoration: none;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  margin-bottom: 0.8rem;
  overflow: clip;
}

.faq-trigger {
  width: 100%;
  border: 0;
  background: transparent;
  text-align: left;
  padding: 0.9rem 1rem;
  font-weight: 700;
  cursor: pointer;
}

.faq-panel {
  padding: 0 1rem 0.9rem;
  color: var(--text-muted);
}

.faq-panel[hidden] {
  display: none;
}

.toc {
  position: sticky;
  top: 95px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.toc h3 {
  margin: 0;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--border);
  font-size: 1rem;
}

.toc button {
  display: none;
}

.toc ul {
  list-style: none;
  padding: 0.8rem 1rem 1rem;
  margin: 0;
}

.toc a {
  color: var(--text-muted);
  display: inline-block;
  padding: 0.2rem 0;
}

.toc a.is-active {
  color: var(--accent);
  font-weight: 700;
}

.inline-list {
  display: grid;
  gap: 0.6rem;
}

.result-list {
  display: grid;
  gap: 0.9rem;
  margin-top: 1rem;
}

.search-toolbar {
  display: grid;
  gap: 0.8rem;
  margin-top: 1rem;
}

.search-meta {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.empty-state {
  border: 1px dashed var(--border);
  border-radius: var(--radius-md);
  padding: 1rem;
  background: var(--surface-muted);
  color: var(--text-muted);
}

@media (min-width: 700px) {
  .search-shell--inline {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.7rem;
    align-items: center;
  }

  .search-shell--inline .search-submit {
    margin-top: 0;
    width: auto;
    min-height: 54px;
    padding-inline: 1.2rem;
  }

  .card-grid.cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .card-grid.cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .card-grid.cols-5 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .search-toolbar {
    grid-template-columns: 1fr 180px;
  }

  .alpha-pills {
    grid-template-columns: repeat(13, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .card-grid.cols-5 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1120px) {
  .card-grid.cols-5 {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (max-width: 899px) {
  .toc {
    position: static;
  }

  .toc h3 {
    display: none;
  }

  .toc button {
    display: block;
    width: 100%;
    text-align: left;
    border: 0;
    background: transparent;
    padding: 0.9rem 1rem;
    font-weight: 700;
    cursor: pointer;
    border-bottom: 1px solid var(--border);
  }

  .toc[data-open='false'] ul {
    display: none;
  }
}