.ai-library-page {
  background: var(--white);
  color: var(--gray-700);
}

.ai-library-page .sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.ai-library-page .library-trust,
.ai-library-page .library-disclaimer {
  max-width: 900px;
  margin-top: 18px;
  padding: 14px 18px;
  border-left: 4px solid var(--orange-500);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.65;
}

.ai-library-page .library-disclaimer {
  border-left-color: rgba(255, 255, 255, 0.7);
  font-size: 0.88rem;
}

.ai-library-page .library-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(110px, 1fr));
  gap: 1px;
  max-width: 900px;
  margin-top: 28px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.12);
}

.ai-library-page .library-stats div {
  min-height: 86px;
  padding: 16px 12px;
  background: rgba(30, 10, 15, 0.35);
  text-align: center;
}

.ai-library-page .library-stats dt {
  color: var(--white);
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.2vw, 1.8rem);
  font-weight: 800;
}

.ai-library-page .library-stats dd {
  margin-top: 5px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.69rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.ai-library-page .library-stats .review-date {
  grid-column: span 2;
}

.ai-library-page .library-stats .review-date dt {
  font-size: clamp(1rem, 1.7vw, 1.25rem);
}

.ai-library-page .library-error {
  margin-block: 64px;
  padding: 32px;
  border: 2px solid var(--purple-600);
  border-radius: var(--radius-lg);
  background: var(--purple-100);
}

.ai-library-page .library-error p {
  margin: 10px 0 20px;
}

.ai-library-page .library-collections,
.ai-library-page .library-results,
.ai-library-page .curation-section {
  padding-block: var(--section-pad);
  background: var(--white);
}

.ai-library-page .collection-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.ai-library-page .collection-button {
  min-height: 148px;
  padding: 20px;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  background: var(--white);
  color: var(--gray-900);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.ai-library-page .collection-button:hover {
  border-color: var(--orange-600);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.ai-library-page .collection-button[aria-pressed="true"] {
  border-color: var(--purple-700);
  background: var(--gradient-subtle);
  box-shadow: var(--shadow-purple);
}

.ai-library-page .collection-button strong,
.ai-library-page .collection-button span,
.ai-library-page .collection-button small {
  display: block;
}

.ai-library-page .collection-button strong {
  font-family: var(--font-display);
  font-size: 1rem;
}

.ai-library-page .collection-button span {
  margin-top: 8px;
  color: var(--gray-600);
  font-size: 0.84rem;
  line-height: 1.5;
}

.ai-library-page .collection-button small {
  margin-top: 10px;
  color: var(--purple-700);
  font-weight: 800;
}

.ai-library-page .collection-audience {
  margin-top: 8px !important;
  color: var(--gray-500) !important;
  font-size: 0.74rem !important;
  font-weight: 700;
}

.ai-library-page .library-tools {
  padding-block: var(--section-pad-sm);
  border-block: 1px solid var(--gray-200);
  background: var(--gray-50);
}

.ai-library-page .catalog-notice {
  margin-bottom: 28px;
  padding: 16px 20px;
  border-left: 4px solid var(--orange-600);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: var(--orange-100);
  color: var(--gray-700);
  line-height: 1.6;
}

.ai-library-page .search-control {
  max-width: 900px;
  margin: 0 auto 22px;
}

.ai-library-page .search-control label,
.ai-library-page .filter-group legend {
  display: block;
  margin-bottom: 9px;
  color: var(--gray-900);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 750;
}

.ai-library-page .search-control input {
  width: 100%;
  min-height: 54px;
  padding: 12px 16px;
  border: 2px solid var(--gray-300);
  border-radius: var(--radius-md);
  background: var(--white);
  color: var(--gray-900);
  font: inherit;
}

.ai-library-page .filter-panel {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  background: var(--white);
}

.ai-library-page .filter-panel > summary {
  padding: 16px 20px;
  color: var(--purple-700);
  font-family: var(--font-display);
  font-weight: 800;
  cursor: pointer;
}

.ai-library-page .filter-panel-content {
  padding: 6px 20px 24px;
}

.ai-library-page .filter-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.ai-library-page .filter-group {
  min-width: 0;
  padding: 0;
  border: 0;
}

.ai-library-page .filter-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.ai-library-page .filter-option {
  position: relative;
}

.ai-library-page .filter-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.ai-library-page .filter-option label,
.ai-library-page .toggle-filter {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 12px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-full);
  background: var(--white);
  color: var(--gray-700);
  font-size: 0.78rem;
  font-weight: 800;
  line-height: 1.3;
  cursor: pointer;
}

.ai-library-page .filter-option input:checked + label {
  border-color: var(--purple-700);
  background: var(--purple-700);
  color: var(--white);
}

.ai-library-page .filter-option input:focus-visible + label,
.ai-library-page button:focus-visible,
.ai-library-page a:focus-visible,
.ai-library-page summary:focus-visible,
.ai-library-page input:focus-visible {
  outline: 3px solid var(--orange-500);
  outline-offset: 3px;
}

.ai-library-page .toggle-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.ai-library-page .toggle-filter input {
  width: 20px;
  height: 20px;
  margin-right: 9px;
  accent-color: var(--purple-700);
}

.ai-library-page .active-filter-bar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid var(--gray-200);
}

.ai-library-page .active-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.ai-library-page .active-chip,
.ai-library-page .clear-filters {
  min-height: 40px;
  padding: 7px 13px;
  border: 1px solid var(--orange-600);
  border-radius: var(--radius-full);
  background: var(--orange-100);
  color: #8a2f0b;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 800;
  cursor: pointer;
}

.ai-library-page .clear-filters {
  flex: 0 0 auto;
  border-color: var(--gray-400);
  background: var(--white);
  color: var(--gray-700);
}

.ai-library-page .results-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 34px;
}

.ai-library-page .results-heading .section-title {
  margin-bottom: 0;
  text-align: left;
}

.ai-library-page .result-count {
  color: var(--gray-600);
  font-weight: 800;
}

.ai-library-page .resource-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.ai-library-page .resource-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 26px;
  border: 1px solid var(--gray-200);
  border-top: 5px solid var(--purple-700);
  border-radius: var(--radius-lg);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.ai-library-page .resource-card.original {
  border-top-color: var(--orange-600);
  background: linear-gradient(180deg, var(--orange-100), var(--white) 160px);
}

.ai-library-page .resource-kicker,
.ai-library-page .tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.ai-library-page .resource-kicker {
  margin-bottom: 13px;
}

.ai-library-page .meta-chip {
  display: inline-flex;
  align-items: center;
  min-height: 29px;
  padding: 4px 9px;
  border-radius: var(--radius-full);
  background: var(--gray-100);
  color: var(--gray-700);
  font-size: 0.7rem;
  font-weight: 850;
}

.ai-library-page .meta-chip.live {
  background: #dcfce7;
  color: #166534;
}

.ai-library-page .meta-chip.pending,
.ai-library-page .meta-chip.review {
  background: var(--orange-100);
  color: #8a2f0b;
}

.ai-library-page .meta-chip.student {
  background: #dbeafe;
  color: #1e3a8a;
}

.ai-library-page .meta-chip.pa {
  background: var(--purple-100);
  color: var(--purple-700);
}

.ai-library-page .meta-chip.original {
  background: var(--orange-600);
  color: var(--white);
}

.ai-library-page .resource-card h3 {
  margin-bottom: 6px;
  color: var(--gray-900);
  font-size: 1.25rem;
}

.ai-library-page .resource-organization {
  margin-bottom: 14px;
  color: var(--purple-700);
  font-size: 0.88rem;
  font-weight: 800;
}

.ai-library-page .resource-description {
  margin-bottom: 18px;
  color: var(--gray-600);
  line-height: 1.68;
}

.ai-library-page .resource-meta {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
  padding: 15px;
  border-radius: var(--radius-md);
  background: var(--gray-50);
  color: var(--gray-700);
  font-size: 0.82rem;
  line-height: 1.45;
}

.ai-library-page .pricing-line {
  margin-top: 12px;
  color: var(--gray-700);
  font-size: 0.82rem;
  line-height: 1.5;
}

.ai-library-page .resource-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
  padding-top: 18px;
}

.ai-library-page .resource-details {
  margin-top: 18px;
  border-top: 1px solid var(--gray-200);
}

.ai-library-page .resource-details > summary {
  min-height: 44px;
  padding: 14px 2px 0;
  color: var(--purple-700);
  font-weight: 850;
  cursor: pointer;
}

.ai-library-page .details-content {
  display: grid;
  gap: 22px;
  padding-top: 20px;
}

.ai-library-page .detail-section {
  padding-top: 16px;
  border-top: 1px solid var(--gray-200);
}

.ai-library-page .detail-section:first-child {
  padding-top: 0;
  border-top: 0;
}

.ai-library-page .detail-section h4 {
  margin-bottom: 10px;
  color: var(--gray-900);
  font-size: 1rem;
}

.ai-library-page .detail-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 18px;
  margin: 0;
}

.ai-library-page .detail-list div {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--gray-50);
}

.ai-library-page .detail-list dt {
  color: var(--gray-900);
  font-size: 0.75rem;
  font-weight: 850;
}

.ai-library-page .detail-list dd {
  margin-top: 4px;
  color: var(--gray-600);
  font-size: 0.82rem;
  line-height: 1.48;
}

.ai-library-page .evaluation-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.ai-library-page .evaluation-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 11px;
  border-radius: var(--radius-sm);
  background: var(--gray-50);
  font-size: 0.78rem;
}

.ai-library-page .evaluation-item strong {
  color: var(--gray-900);
}

.ai-library-page .evaluation-item span {
  text-align: right;
}

.ai-library-page .evaluation-note,
.ai-library-page .unclear-note {
  margin-top: 12px;
  color: var(--gray-600);
  font-size: 0.8rem;
  line-height: 1.55;
}

.ai-library-page .related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.ai-library-page .related-button {
  min-height: 42px;
  padding: 8px 11px;
  border: 1px solid var(--purple-400);
  border-radius: var(--radius-md);
  background: var(--purple-100);
  color: var(--purple-700);
  font: inherit;
  font-size: 0.78rem;
  font-weight: 800;
  cursor: pointer;
}

.ai-library-page .empty-results {
  padding: 48px 24px;
  border: 2px dashed var(--gray-300);
  border-radius: var(--radius-lg);
  background: var(--gray-50);
  text-align: center;
}

.ai-library-page .empty-results p {
  margin: 10px 0 20px;
}

.ai-library-page .trust-panel,
.ai-library-page .curation-panel {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 32px;
  padding: 34px;
  border-radius: var(--radius-xl);
  background: var(--gradient-subtle);
}

.ai-library-page .trust-actions {
  display: grid;
  align-content: start;
  gap: 10px;
}

.ai-library-page .trust-panel p,
.ai-library-page .curation-panel p,
.ai-library-page .curation-panel li {
  color: var(--gray-700);
  line-height: 1.65;
}

.ai-library-page .curation-panel ul {
  columns: 2;
  margin: 14px 0 0 20px;
}

@media (min-width: 861px) {
  .ai-library-page .filter-panel > summary {
    display: none;
  }
}

@media (max-width: 900px) {
  .ai-library-page .collection-grid,
  .ai-library-page .resource-grid {
    grid-template-columns: 1fr;
  }

  .ai-library-page .library-stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .ai-library-page .library-stats .review-date {
    grid-column: span 3;
  }
}

@media (max-width: 700px) {
  .ai-library-page .filter-layout,
  .ai-library-page .detail-list,
  .ai-library-page .evaluation-grid,
  .ai-library-page .trust-panel,
  .ai-library-page .curation-panel {
    grid-template-columns: 1fr;
  }

  .ai-library-page .library-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .ai-library-page .library-stats .review-date {
    grid-column: span 2;
  }

  .ai-library-page .results-heading,
  .ai-library-page .active-filter-bar {
    align-items: flex-start;
    flex-direction: column;
  }

  .ai-library-page .resource-card,
  .ai-library-page .trust-panel,
  .ai-library-page .curation-panel {
    padding: 22px;
  }

  .ai-library-page .curation-panel ul {
    columns: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ai-library-page *,
  .ai-library-page *::before,
  .ai-library-page *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}