/* Topic directory only: dark cards with verified source logos and portraits. */
.catalog-topic-reference{--topic-ink:#f3f6fc;--topic-muted:#acbad0;--topic-surface:#111b2a;--topic-line:#314053;padding:22px 24px 28px;background:#0c1421;border:1px solid #1e2b3e;border-radius:14px;color:var(--topic-ink);max-width:100%}
.catalog-topic-reference .catalog-layout,.catalog-topic-reference .catalog-no-aside,.catalog-topic-reference .catalog-no-aside .catalog-main{display:block;width:100%;min-width:0;margin:0;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none}
.catalog-topic-reference .catalog-group{--topic-highlight:#5b9bff;margin:0 0 30px;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none;scroll-margin-top:16px}
.catalog-topic-reference .catalog-group:nth-of-type(7n+2){--topic-highlight:#b594ff}
.catalog-topic-reference .catalog-group:nth-of-type(7n+3){--topic-highlight:#47c5ac}
.catalog-topic-reference .catalog-group:nth-of-type(7n+4){--topic-highlight:#f2a46e}
.catalog-topic-reference .catalog-group:nth-of-type(7n+5){--topic-highlight:#78b5ef}
.catalog-topic-reference .catalog-group:nth-of-type(7n+6){--topic-highlight:#e58fce}
.catalog-topic-reference .catalog-group:nth-of-type(7n+7){--topic-highlight:#bfd577}
.catalog-topic-reference .catalog-group:last-of-type{margin-bottom:0}
.catalog-topic-reference .catalog-group-title{display:flex;align-items:center;gap:10px;min-height:0;margin:0 0 15px;padding:0 0 10px;border:0;border-bottom:1px solid #29374a;border-radius:0;background:transparent;box-shadow:none;color:var(--topic-ink);font-size:19px;font-weight:700;line-height:1.5;letter-spacing:0}
.catalog-topic-reference .catalog-group-title::before{content:"";display:block;width:4px;height:19px;background:var(--topic-highlight);border-radius:6px;opacity:1}
.catalog-topic-reference .catalog-group-count,.catalog-topic-reference .topic-directory-hero,.catalog-topic-reference .catalog-group-index{display:none}
.catalog-topic-reference .catalog-topic-row{display:block;margin:0 0 22px;padding:0;border:0}
.catalog-topic-reference .catalog-topic-row:last-child{margin-bottom:0}
.catalog-topic-reference .catalog-topic-label{display:block;width:auto;margin:0 0 10px;padding:0;color:var(--topic-muted);font-size:13px;font-weight:600;line-height:1.5;letter-spacing:0}
.catalog-topic-reference .catalog-topic-label::before{content:none;display:none}
.catalog-topic-reference .catalog-topic-list{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));align-items:stretch;gap:11px;min-width:0}
.catalog-topic-reference .catalog-topic-link{position:relative;display:flex;align-items:center;gap:11px;min-width:0;width:100%;min-height:76px;padding:12px;border:1px solid var(--topic-line);border-left:3px solid var(--topic-highlight);border-radius:9px;background:linear-gradient(135deg,#202d40,var(--topic-surface));box-shadow:none;color:var(--topic-ink);font-size:13px;font-weight:600;line-height:1.38;text-decoration:none;transform:none;transition:border-color .15s,background .15s,box-shadow .15s}
.catalog-topic-reference .catalog-topic-link::after{content:none;display:none}
.catalog-topic-reference .catalog-topic-link:hover,.catalog-topic-reference .catalog-topic-link:focus-visible{border-color:var(--topic-highlight);background:#263449;box-shadow:0 3px 12px #0003;color:#fff;text-decoration:none;transform:none}
.catalog-topic-reference .catalog-topic-link:focus-visible{outline:2px solid var(--topic-highlight);outline-offset:2px}
.catalog-topic-reference .catalog-topic-name{display:block;min-width:0;overflow-wrap:anywhere;color:inherit;font-size:13px;font-weight:600;line-height:1.4}
.catalog-topic-reference .topic-logo-plate{position:relative;flex:0 0 52px;display:flex;justify-content:center;align-items:center;width:52px;height:52px;border:1px solid #e0e6ee;border-radius:8px;background:#f8fafc;overflow:hidden}
.catalog-topic-reference .topic-logo-plate img{display:block;width:100%;height:100%;max-width:100%;max-height:100%;padding:7px;object-fit:contain;background:transparent}
.catalog-topic-reference .topic-logo-initials{display:grid;place-items:center;width:100%;height:100%;color:#253851;background:#edf2f8;font-size:18px;font-weight:800;letter-spacing:-.05em;overflow:hidden}
.catalog-topic-reference .topic-logo-initials[hidden]{display:none}
.catalog-topic-reference .catalog-topic-link:has(.topic-logo-verified) .topic-logo-plate{background:#fff}
.catalog-topic-reference .catalog-pagination{margin-top:16px}
@media(max-width:1200px){.catalog-topic-reference .catalog-topic-list{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media(max-width:980px){.catalog-topic-reference .catalog-topic-list{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:760px){
.catalog-topic-reference{padding:16px 14px 20px;border-radius:10px}
.catalog-topic-reference .catalog-group{margin-bottom:24px;padding:0;border:0}
.catalog-topic-reference .catalog-group-title{min-height:0;font-size:17px;padding:0 0 9px}
.catalog-topic-reference .catalog-topic-label{margin:0 0 8px;color:var(--topic-muted);font-size:12px}
.catalog-topic-reference .catalog-topic-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}
.catalog-topic-reference .catalog-topic-link{gap:9px;min-height:66px;padding:9px}
.catalog-topic-reference .topic-logo-plate{width:43px;height:43px;flex-basis:43px}
.catalog-topic-reference .topic-logo-initials{font-size:15px}}
@media(max-width:380px){.catalog-topic-reference{padding:13px 10px}.catalog-topic-reference .catalog-topic-list{grid-template-columns:minmax(0,1fr)}.catalog-topic-reference .topic-logo-plate{width:48px;height:48px;flex-basis:48px}}
@media(prefers-reduced-motion:reduce){.catalog-topic-reference .catalog-topic-link{transition:none}}


/* Built-in topic search and jump navigation, scoped to the directory. */
.catalog-topic-reference .topic-directory-toolbar{display:flex;flex-wrap:wrap;align-items:end;gap:12px 16px;margin:0 0 14px;padding:0}
.catalog-topic-reference .topic-directory-search-wrap{display:flex;flex:1 1 270px;flex-direction:column;gap:7px;min-width:0}
.catalog-topic-reference .topic-directory-search-wrap label{color:#eef3fc;font-size:14px;font-weight:650}
.catalog-topic-reference .topic-directory-search{display:block;width:100%;max-width:520px;min-height:43px;padding:10px 13px;border:1px solid #4c5e76;border-radius:9px;background:#18253a;color:#fff;font-family:inherit;font-size:14px;line-height:1.4;outline:none;box-shadow:none;appearance:auto}
.catalog-topic-reference .topic-directory-search::placeholder{color:#b3c0d2;opacity:1}
.catalog-topic-reference .topic-directory-search:focus{border-color:#8ab8ff;box-shadow:0 0 0 3px #5b9bff44}
.catalog-topic-reference .topic-directory-clear{flex:none;min-height:38px;margin-bottom:1px;padding:8px 12px;border:1px solid #52657b;border-radius:8px;background:#25364e;color:#e5efff;font-size:13px;cursor:pointer}
.catalog-topic-reference .topic-directory-clear:hover{border-color:#8ab8ff;background:#304967}
.catalog-topic-reference .topic-directory-status{flex:1 1 180px;margin:0 0 10px;color:#acbad0;font-size:12px;text-align:right}
.catalog-topic-reference .topic-directory-quicknav{display:flex;align-items:center;gap:8px;overflow-x:auto;padding:2px 0 14px;margin:0 0 19px;border-bottom:1px solid #29374a;scrollbar-width:thin}
.catalog-topic-reference .topic-directory-jump{display:inline-flex;flex:none;align-items:center;min-height:34px;padding:7px 11px;border:1px solid #3f516b;border-radius:8px;background:#1b2a3e;color:#e7effc;font-size:12px;font-weight:600;text-decoration:none;white-space:nowrap}
.catalog-topic-reference .topic-directory-jump:hover,.catalog-topic-reference .topic-directory-jump:focus-visible{border-color:#84abff;color:#fff;background:#283c59;outline-offset:2px}
.catalog-topic-reference .catalog-topic-link[hidden],.catalog-topic-reference .catalog-topic-row[hidden],.catalog-topic-reference .catalog-group[hidden],.catalog-topic-reference .topic-directory-jump[hidden],.catalog-topic-reference .topic-directory-clear[hidden]{display:none!important}
.catalog-topic-reference .topic-logo-plate img{content-visibility:auto}
@media(max-width:760px){.catalog-topic-reference .topic-directory-toolbar{gap:7px 10px}.catalog-topic-reference .topic-directory-search-wrap{flex-basis:100%}.catalog-topic-reference .topic-directory-search{max-width:none;min-height:44px}.catalog-topic-reference .topic-directory-status{margin:0 0 3px;text-align:left}.catalog-topic-reference .topic-directory-quicknav{gap:7px;margin-bottom:17px}.catalog-topic-reference .topic-directory-jump{padding:6px 10px;min-height:34px}}