.catalog-hero { background: #091319; padding-bottom: 56px; }
.catalog-hero h1 span { color: var(--blue); }
.catalog-hero > p { max-width: 65ch; margin: 0 auto 28px; line-height: 1.6; }
.catalog-search { max-width: 780px; margin: 0 auto; text-align: left; scroll-margin-top: calc(var(--header-h) + 24px); }
.catalog-search label { display: block; margin-bottom: 12px; font-weight: 600; }
.catalog-search > div { display: flex; gap: 12px; }
.catalog-search input { flex: 1; min-width: 0; border: 1px solid #b8c4cc; border-radius: 8px; padding: 16px; background: #fff; color: #101820; font: inherit; }
.catalog-search input::placeholder { color: #53616b; opacity: 1; }
.catalog-search .button { flex: 0 0 auto; }
.catalog-hero .catalog-handoff { font-size: .9rem; color: #c9d5df; margin: 20px auto 24px; max-width: 72ch; }
.catalog-shortcuts { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px 32px; }
.projects-hero .catalog-shortcuts { font-size: .95rem; text-transform: none; letter-spacing: 0; }
.catalog-shortcuts a { display: inline-flex; align-items: center; min-height: 44px; color: #8dceff; text-decoration: underline; text-underline-offset: 5px; }
.catalog-jump { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px 36px; padding-block: 24px; border-bottom: 1px solid #cdd4d8; }
.catalog-jump a { min-height: 44px; display: inline-flex; align-items: center; font-weight: 600; color: #005b9f; }
.catalog-directory { padding-block: 56px 12px; }
.catalog-directory-heading { display: flex; justify-content: space-between; align-items: baseline; gap: 20px; }
.catalog-directory-heading > a { color: #005b9f; padding-block: 12px; white-space: nowrap; text-decoration: underline; text-underline-offset: 4px; }
.catalog-directory [id] { scroll-margin-top: calc(var(--header-h) + 24px); }
.catalog-filter { max-width: 560px; margin-bottom: 20px; }
.catalog-filter label { display: block; margin-bottom: 8px; font-weight: 600; }
.catalog-filter > div { display: flex; gap: 12px; }
.catalog-filter input { width: 100%; min-width: 0; padding: 12px 14px; border: 1px solid #8797a2; border-radius: 8px; background: #fff; color: #101820; font: inherit; }
.catalog-filter input::placeholder { color: #53616b; opacity: 1; }
.catalog-filter button { padding: 10px 16px; border: 1px solid #8797a2; border-radius: 8px; background: transparent; color: #005b9f; font: inherit; cursor: pointer; }
.catalog-filter button:hover { background: #dce8f0; }
.catalog-filter-status { min-height: 1.7em; margin: 8px 0 0; font-size: .875rem; color: #41525f; }
.catalog-directory-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 0 36px; align-items: start; }
.catalog-directory details { border-bottom: 1px solid #bdc8cf; }
.catalog-directory summary { position: relative; display: flex; align-items: center; gap: 12px; padding: 20px 0; min-height: 68px; cursor: pointer; font-weight: 700; line-height: 1.4; list-style: none; }
.catalog-directory summary::-webkit-details-marker { display: none; }
.catalog-directory summary::after { content: '+'; color: #005b9f; font-size: 1.4rem; font-weight: 400; }
.catalog-directory details[open] > summary::after { content: '−'; }
.catalog-group-count { margin-left: auto; font-size: .85rem; font-weight: 400; color: #41525f; }
.catalog-directory ul { list-style: none; margin: 0; padding: 0 0 16px; }
.catalog-directory li a { display: block; padding: 10px 0; min-height: 44px; color: #005b9f; line-height: 1.5; text-decoration: underline; text-decoration-color: transparent; text-underline-offset: 4px; }
.catalog-directory li a:hover { text-decoration-color: currentColor; }
.catalog-empty { margin-block: 20px; }
.catalog-empty a { color: #005b9f; text-decoration: underline; }
.catalog-help { text-align: center; padding-block: 64px 72px; }
.catalog-help p { max-width: 60ch; margin: 0 auto 28px; }
.catalog-page :is(input,summary):focus-visible { outline: 3px solid #168ce0; outline-offset: 4px; }
.catalog-page [hidden] { display: none !important; }
@media(max-width:1000px) { .catalog-directory-grid { grid-template-columns: repeat(2,minmax(0,1fr)); } }
@media(max-width:600px) {
  .catalog-search > div { flex-direction: column; }
  .catalog-search input { font-size: 16px; }
  .catalog-shortcuts { gap: 4px 20px; }
  .catalog-jump { justify-content: flex-start; gap: 4px 24px; }
  .catalog-directory-heading { display: block; }
  .catalog-directory-heading h2 { margin-bottom: 0; }
  .catalog-directory-heading > a { display: inline-block; margin-bottom: 16px; }
  .catalog-directory-grid { grid-template-columns: 1fr; }
  .catalog-directory { padding-top: 40px; }
  .catalog-help { padding-block: 48px; }
}