/* Collection UI — white canvas, navy text, blue controls, restrained red detail. */
:root {
  --paper:#fff; --surface:#fff; --soft:#f8fbfd; --tint:#eff6f8;
  --ink:#1d3557; --muted:#415b73; --link:#355d7b; --steel:#457b9d;
  --cyan:#a8dadc; --accent:#e63946; --line:#d5e3eb; --strong:#9db7c9;
  --focus:#457b9d26; --shadow:#1d35570a;
  --mono:ui-monospace,SFMono-Regular,Consolas,"Liberation Mono",monospace;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;background:var(--paper);color:var(--ink);font:14px/1.6 var(--sans);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer;border:0}
button,a,input,select,summary{-webkit-tap-highlight-color:transparent}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--ink);outline-offset:3px}
input::placeholder{color:var(--muted);opacity:1}
::selection{background:var(--cyan);color:var(--ink)}
[hidden]{display:none!important}
.shell{width:min(1220px,calc(100% - 80px));margin-inline:auto}
.mono,kbd{font-family:var(--mono)}
.symbol-bank{position:absolute;width:0;height:0;overflow:hidden}
.icon{display:inline-block;flex:none;width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.65;stroke-linecap:round;stroke-linejoin:round}
.icon-small{width:16px;height:16px}
.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}
.skip-link{position:fixed;top:-70px;left:16px;padding:10px 16px;background:var(--ink);color:var(--surface);z-index:100}
.skip-link:focus{top:12px}
.site-header{border-bottom:1px solid var(--line);background:var(--paper);position:sticky;top:0;z-index:20}
.header-inner{height:74px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.wordmark{display:inline-flex;align-items:center;gap:10px;font-size:21px;letter-spacing:-.85px;font-weight:550;white-space:nowrap}
.wordmark-rea{font-weight:800}
.wordmark-domain{font-size:.66em;letter-spacing:-.2px;color:var(--muted)}
.brand-mark{display:flex;align-items:center;position:relative;width:30px;height:30px;padding:0 4px;background:var(--ink);color:var(--surface);border-radius:6px;font:27px/1 var(--mono)}
.brand-mark span{position:absolute;right:3px;top:0;font-size:16px;color:var(--accent)}
.header-nav{display:flex;align-items:center;gap:25px;font-size:12px}
.language-switch{display:flex;align-items:center;gap:4px;font:11px var(--mono)}
.language-switch button{background:none;padding:9px 3px;color:var(--muted)}
.language-switch button[aria-pressed=true]{font-weight:750;color:var(--ink)}
.language-switch>span{color:var(--muted)}
.github-link{display:inline-flex;align-items:center;gap:8px;font-weight:600}
.github-link>.icon{width:18px;height:18px}
.submit-link{display:inline-flex;align-items:center;gap:9px;padding:9px 13px;border:1px solid var(--strong);border-radius:5px;font-size:11px;font-weight:600}
.submit-link:hover{background:var(--tint);border-color:var(--steel)}
.collection-intro{padding:42px 0 30px}
.eyebrow{margin:0 0 12px;color:var(--muted);font-size:9px;letter-spacing:1.5px}
.collection-intro h1{margin:0;font-size:clamp(30px,3.4vw,44px);line-height:1.2;font-weight:680;letter-spacing:-1.65px}
.mobile-title-break{display:none}
.title-dot{color:var(--accent)}
.collection-intro>p:last-child{margin:15px 0 0;max-width:870px;color:var(--muted);font-size:14px;line-height:1.8}
.catalog-section{padding-bottom:48px}
.index-mode-switch{display:flex;gap:28px;border-bottom:1px solid var(--line);margin-bottom:22px}
.index-mode{position:relative;display:inline-flex;align-items:center;gap:9px;min-height:46px;padding:0 0 13px;margin-bottom:-1px;background:none;border-bottom:2px solid transparent;color:var(--muted);font-size:13px;font-weight:550}
.index-mode.active{color:var(--ink);border-bottom-color:var(--ink);font-weight:700}
.index-mode>.mono{color:var(--muted);background:var(--tint);border-radius:4px;padding:2px 6px;font-size:10px;font-weight:400}
.search-box{display:flex;align-items:center;gap:13px;height:54px;padding:0 17px;background:var(--surface);border:1px solid var(--strong);border-radius:5px}
.search-box:focus-within{border-color:var(--ink);box-shadow:0 0 0 3px var(--focus)}
.search-box>.icon{color:var(--muted);width:21px;height:21px}
.search-box input{flex:1;min-width:0;height:100%;border:0;background:none;outline:0!important;font-size:14px}
.search-box kbd{border:1px solid var(--line);color:var(--muted);border-radius:3px;padding:1px 6px;font-size:10px}
.source-controls,.filter-row{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:17px 0}
.source-target-filters,.group-filters{display:flex;align-items:center;flex-wrap:wrap;gap:6px}
.target-filter{padding:7px 12px;min-height:35px;border:1px solid var(--line);border-radius:4px;background:var(--surface);color:var(--muted);font-size:11px;font-weight:500}
.target-filter:hover{border-color:var(--steel);background:var(--soft)}
.target-filter.active{background:var(--ink);border-color:var(--ink);color:var(--surface);font-weight:600}
.source-selectors,.curated-selectors{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.source-field{display:flex;align-items:center;gap:7px;min-width:0}
.source-field>label{flex:none;white-space:nowrap;font-size:10px;color:var(--muted)}
.source-field>input,.source-field>select{height:35px;border:1px solid var(--line);border-radius:4px;padding:7px 9px;width:156px;min-width:0;background:var(--surface);font-size:10px}
.source-field>input:focus,.source-field>select:focus{border-color:var(--ink)}
.collection-note{display:flex;align-items:baseline;gap:8px 18px;flex-wrap:wrap;color:var(--muted);font-size:10px;padding:0 0 14px;border-bottom:1px solid var(--line)}
.collection-note>p{margin:0}
.collection-note>a,.collection-note summary{color:var(--link);font-size:10px;cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.collection-note details{flex-basis:auto}
.collection-note details[open]{flex-basis:100%}
.collection-note details p{max-width:900px;margin:9px 0 0;line-height:1.8}
.results-topline{display:flex;align-items:center;justify-content:space-between;gap:15px;min-height:49px;padding:13px 0}
.results-topline p{margin:0;font:10px/1.6 var(--mono);color:var(--muted)}
.clear-button{padding:3px 0;background:none;font-size:10px;color:var(--link);text-decoration:underline;text-underline-offset:3px}
.resource-grid,.source-results{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px;align-items:start}
.resource-card,.source-card{min-width:0;padding:19px 21px 16px;border:1px solid var(--line);border-radius:5px;background:var(--surface)}
.resource-card:hover,.source-card:hover{border-color:var(--strong);box-shadow:0 3px 10px var(--shadow)}
.card-heading,.source-card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:13px}
.resource-card h3,.source-card h3{margin:0;color:var(--ink);line-height:1.5;font-size:15px;font-weight:650;letter-spacing:-.25px;overflow-wrap:anywhere}
.source-card h3{font-family:var(--mono);font-size:12px;letter-spacing:-.15px}
.card-title-link:hover,.source-title-link:hover{text-decoration:underline;text-decoration-color:var(--accent);text-underline-offset:4px}
.card-title-link .icon,.source-title-link .icon{width:12px;height:12px;font-size:10px;vertical-align:baseline;margin-left:5px;color:var(--link)}
.resource-kind,.source-stars{flex:none;color:var(--muted);font:9px/1.5 var(--mono);border:1px solid var(--line);border-radius:3px;padding:3px 5px;background:var(--soft);white-space:nowrap}
.card-description,.source-card-description{margin:10px 0 12px;color:var(--muted);font-size:12px;line-height:1.75;overflow-wrap:anywhere}
.source-card-empty{font-style:italic}
.source-topics{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:12px}
.source-topic-chip{max-width:100%;padding:2px 6px;border:1px solid var(--line);border-radius:3px;background:var(--surface);color:var(--link);font-size:9px;overflow-wrap:anywhere}
.source-topic-chip:hover{background:var(--tint);border-color:var(--steel)}
.card-meta,.source-card-footer{display:flex;align-items:center;flex-wrap:wrap;gap:8px 12px;color:var(--muted);font:9px/1.6 var(--mono)}
.card-meta a,.source-card-footer a{color:var(--link)}
.card-meta a:hover,.source-card-footer a:hover{text-decoration:underline;text-underline-offset:3px}
.card-meta .card-category{font:inherit}
.source-card-license{font-size:8px}
.requirements,.source-record-details{margin-top:12px;padding-top:9px;border-top:1px solid var(--line)}
.requirements summary,.source-record-details summary{color:var(--muted);font-size:10px;cursor:pointer;width:fit-content}
.requirements ul{margin:10px 0 12px;padding-left:16px;color:var(--muted);font-size:11px;line-height:1.75}
.requirements li+li{margin-top:6px}
.resource-detail-meta{display:flex;flex-wrap:wrap;gap:7px 12px;color:var(--muted);font:9px/1.7 var(--mono)}
.source-record-details dl{display:grid;grid-template-columns:116px minmax(0,1fr);gap:6px 12px;margin:12px 0 0;color:var(--muted);font:9px/1.75 var(--mono)}
.source-record-details dt{font-weight:600}
.source-record-details dd{margin:0;overflow-wrap:anywhere}
.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:11px 18px;min-height:42px;border-radius:4px;font-size:11px;font-weight:600}
.button>.icon{width:17px;height:17px}
.button-primary{background:var(--ink);color:var(--surface)}
.button-primary:hover{background:var(--link)}
.button-outline{background:var(--surface);border:1px solid var(--strong);color:var(--ink)}
.button-outline:hover{border-color:var(--ink);background:var(--soft)}
.empty-state{padding:46px 24px;border:1px dashed var(--strong);border-radius:5px;text-align:center}
.empty-state h3{margin:0 0 9px;font-size:21px}
.empty-state p{margin:0 0 22px;font-size:12px;color:var(--muted)}
.load-more-row{text-align:center;margin-top:28px}
.load-more-row .button>.icon{transform:rotate(90deg)}
.load-more-row .button>.mono{font-size:9px;color:var(--muted)}
.load-more-row>p{margin:10px 0 0;font-size:9px;color:var(--muted)}
.noscript-note{padding:24px 0}
.noscript-note a{text-decoration:underline}
.site-footer{border-top:1px solid var(--line);padding:23px 0;background:var(--paper)}
.footer-top{display:flex;justify-content:space-between;align-items:center;gap:20px}
.footer-top p{margin:0;color:var(--muted);font-size:11px}
.footer-links{display:flex;gap:20px;align-items:center;flex-wrap:wrap;color:var(--link);font-size:10px}
.footer-links a:hover{text-decoration:underline;text-underline-offset:4px}
.footer-bottom{margin-top:14px;color:var(--muted);font:8px/1.7 var(--mono)}
@media(max-width:1050px){
 .shell{width:calc(100% - 56px)}.source-controls,.filter-row{align-items:flex-start;flex-direction:column;gap:13px}.source-selectors,.curated-selectors{width:100%}.source-field{flex:1}.source-field>input,.source-field>select{flex:1;width:auto}.collection-intro h1{font-size:38px}
}
@media(max-width:700px){
 html{scroll-padding-top:78px}.shell{width:calc(100% - 36px)}.header-inner{height:66px;gap:12px}.wordmark{font-size:18px;gap:7px}.brand-mark{width:27px;height:27px;font-size:24px}.brand-mark span{font-size:14px}.header-nav{gap:13px}.language-switch{font-size:10px}.github-link>span,.submit-link>.icon{display:none}.github-link>.icon{width:19px;height:19px}.submit-link{padding:7px 9px;font-size:9px}
 .collection-intro{padding:29px 0 24px}.eyebrow{font-size:8px;letter-spacing:1.1px;margin-bottom:12px}.collection-intro h1{font-size:32px;line-height:1.23;letter-spacing:-1.2px}.mobile-title-break{display:inline}.collection-intro>p:last-child{margin-top:13px;font-size:12px;line-height:1.85}.index-mode-switch{gap:24px;margin-bottom:17px}.index-mode{font-size:12px;gap:7px;min-height:42px;padding-bottom:11px}.index-mode>.mono{font-size:9px;padding:1px 5px}
 .search-box{height:50px;padding:0 13px;gap:10px}.search-box input{font-size:12px}.search-box kbd{display:none}.target-filter{min-height:34px;font-size:10px;padding:7px 10px}.source-target-filters,.group-filters{gap:5px}.source-controls,.filter-row{padding:14px 0;gap:13px}.source-selectors,.curated-selectors{gap:10px}.source-field{display:block;flex:1 1 130px}.source-field>label{display:block;font-size:9px;margin-bottom:5px}.source-field>input,.source-field>select{display:block;width:100%;min-width:0;font-size:10px}
 .collection-note{font-size:9px;gap:6px 12px;padding-bottom:12px}.collection-note>a,.collection-note summary{font-size:9px}.results-topline{min-height:45px}.results-topline p{font-size:9px}.clear-button{font-size:9px}.resource-grid,.source-results{grid-template-columns:1fr;gap:11px}.resource-card,.source-card{padding:17px 18px 15px}.resource-card h3{font-size:15px}.source-card h3{font-size:12px}.source-stars{font-size:8px}.card-description,.source-card-description{font-size:11px}.source-topic-chip{font-size:8px}.card-meta,.source-card-footer{font-size:8px;gap:6px 10px}.source-record-details dl{grid-template-columns:100px minmax(0,1fr);gap:5px 9px;font-size:8px}.footer-top{align-items:flex-start;flex-direction:column;gap:13px}.footer-links{gap:10px 18px;font-size:9px}.footer-bottom{font-size:8px}
}
@media(max-width:390px){.header-nav{gap:9px}.submit-link{font-size:8px;padding:7px}.wordmark{font-size:17px}.collection-intro h1{font-size:29px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}