:root{
  --bg:#f7f5ef;
  --surface:#fffdfa;
  --surface-2:#f0ede5;
  --ink:#191917;
  --muted:#6b685f;
  --muted-2:#8b877d;
  --line:#d9d4c9;
  --line-strong:#b9b2a5;
  --accent:#a13427;
  --accent-soft:#f4e5e1;
  --green:#27634b;
  --green-soft:#e6f0ea;
  --amber:#8b5f20;
  --amber-soft:#f5ecdd;
  --serif:Charter,Georgia,"Times New Roman",serif;
  --sans:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --wide:1180px;
  --measure:720px;
  --header:64px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:15.5px;line-height:1.55;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration-thickness:1px;text-underline-offset:3px}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer}
.skip-link{position:fixed;left:1rem;top:-5rem;z-index:100;background:var(--ink);color:white;padding:.65rem .9rem}
.skip-link:focus{top:1rem}
.header-inner,.footer-inner,.wide{width:min(calc(100% - 2.5rem),var(--wide));margin:0 auto}
.site-header{position:sticky;top:0;z-index:30;height:var(--header);background:rgba(247,245,239,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.header-inner{height:100%;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:2rem}
.wordmark{font-family:var(--serif);font-size:1.18rem;font-weight:700;letter-spacing:-.035em;text-decoration:none}
.wordmark span{color:var(--accent)}
.site-header nav{display:flex;justify-content:center;gap:1.45rem}
.site-header nav a,.github-link{font-size:.76rem;font-weight:700;letter-spacing:.015em;text-decoration:none;color:var(--muted)}
.site-header nav a:hover,.site-header nav a:focus,.github-link:hover,.github-link:focus{color:var(--ink)}
.site-header nav a[aria-current="page"]{color:var(--ink)}
#main{min-height:72vh}
.loading{padding:7rem 1rem;text-align:center;color:var(--muted)}
.eyebrow{font-size:.64rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}
h1,h2,h3{font-family:var(--serif);font-weight:500;letter-spacing:-.025em;line-height:1.1;margin:0}
h1{font-size:clamp(2.6rem,5vw,4.1rem)}
h2{font-size:clamp(1.65rem,3vw,2.35rem)}
h3{font-size:1.25rem}
p{margin:0 0 1em}
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.status-dot{display:inline-block;width:.48rem;height:.48rem;border-radius:50%;background:var(--amber)}
.status-dot.live{background:var(--green)}
.home-hero{padding:clamp(3.5rem,7vw,5.8rem) 0 3.4rem;border-bottom:1px solid var(--line)}
.hero-content{max-width:860px}
.home-hero h1{margin:.38rem 0 .75rem}
.home-hero .lede{max-width:780px;margin-bottom:1.8rem}
.global-search{height:56px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:.6rem;max-width:840px;background:var(--surface);border:1px solid var(--line-strong);border-radius:7px;padding:0 .45rem 0 1rem;box-shadow:0 5px 18px rgba(25,25,23,.05)}
.global-search>span{font-size:1.2rem;color:var(--muted)}
.global-search input{width:100%;border:0;outline:0;background:transparent;font-size:1rem;padding:.8rem 0}
.global-search input::placeholder{color:var(--muted-2)}
.global-search button{border:0;border-radius:5px;background:var(--ink);color:white;font-size:.74rem;font-weight:800;letter-spacing:.05em;text-transform:uppercase;padding:.75rem 1.05rem}
.global-search:focus-within{border-color:var(--ink);box-shadow:0 0 0 3px rgba(25,25,23,.07)}
.quick-links{display:flex;flex-wrap:wrap;gap:.4rem .55rem;margin-top:.8rem}
.quick-links button{border:1px solid var(--line);border-radius:999px;background:transparent;color:var(--muted);font-size:.72rem;padding:.34rem .65rem}
.quick-links button:hover,.quick-links button:focus{border-color:var(--line-strong);color:var(--ink);background:var(--surface)}
.catalogue-meta{display:flex;flex-wrap:wrap;align-items:center;gap:.65rem 1.25rem;margin-top:1.15rem;color:var(--muted);font-size:.72rem}
.catalogue-meta>span{display:inline-flex;align-items:center;gap:.45rem}
.home-catalogue{padding:3rem 0 4rem;background:var(--surface)}
.home-grid{display:grid;grid-template-columns:minmax(0,1.65fr) 300px;gap:3rem;align-items:start}
.section-heading{display:flex;justify-content:space-between;align-items:end;gap:1.5rem;margin-bottom:1.1rem}
.section-heading.compact h2{margin-top:.18rem}
.section-heading>a,.section-heading>p{font-size:.75rem;color:var(--muted);text-decoration:none;margin:0}
.section-heading>a:hover{color:var(--ink)}
.topic-panel{border:1px solid var(--line);border-radius:8px;background:var(--bg);overflow:hidden}
.panel-heading{display:flex;justify-content:space-between;gap:1rem;padding:.85rem 1rem;border-bottom:1px solid var(--line);font-size:.7rem;font-weight:800;text-transform:uppercase;letter-spacing:.07em}
.panel-heading a{text-decoration:none;color:var(--muted);font-weight:600;text-transform:none;letter-spacing:0}
.topic-shortlist a{display:flex;justify-content:space-between;gap:1rem;padding:.72rem 1rem;border-bottom:1px solid var(--line);text-decoration:none;font-size:.83rem}
.topic-shortlist a:hover{background:var(--surface)}
.topic-shortlist strong{font-size:.75rem;color:var(--muted);font-weight:700}
.all-evals{display:block;padding:1rem;text-decoration:none;background:var(--ink);color:white}
.all-evals strong,.all-evals span{display:block}
.all-evals strong{font-family:var(--serif);font-size:1.08rem;font-weight:500}
.all-evals span{font-size:.7rem;color:#d7d2c9;margin-top:.18rem}
.principle-section{padding:4rem 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.principle-grid{display:grid;grid-template-columns:minmax(0,.75fr) minmax(0,1.25fr);gap:4rem;align-items:start}
.principle-grid>div:first-child p{font-family:var(--serif);font-size:1.02rem;color:var(--muted);margin-top:.8rem;max-width:480px}
.boundary-card{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:8px;background:var(--surface);overflow:hidden}
.boundary-card>div{padding:1.3rem}
.boundary-card>div+div{border-left:1px solid var(--line);background:var(--accent-soft)}
.boundary-card small{display:block;font-size:.62rem;font-weight:800;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin-bottom:.55rem}
.boundary-card>div+div small{color:var(--accent)}
.boundary-card strong{display:block;font-family:var(--serif);font-size:1.05rem;line-height:1.4;font-weight:500}
.eval-list{border-top:1px solid var(--line-strong)}
.eval-row{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(180px,.55fr) auto;gap:1.4rem;align-items:center;padding:1rem 0;border-bottom:1px solid var(--line)}
.eval-row:hover{background:linear-gradient(90deg,rgba(255,255,255,.55),transparent)}
.eval-main{text-decoration:none;min-width:0}
.eval-title{display:block;font-family:var(--serif);font-size:1.08rem;font-weight:500;line-height:1.3}
.eval-main:hover .eval-title{color:var(--accent)}
.eval-description{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-top:.25rem;color:var(--muted);font-size:.75rem;line-height:1.45}
.eval-context{display:grid;gap:.22rem;color:var(--muted);font-size:.7rem;line-height:1.4}
.eval-actions{display:flex;align-items:center;justify-content:flex-end;gap:.65rem;white-space:nowrap}
.eval-status{display:inline-flex;align-items:center;border-radius:999px;padding:.28rem .5rem;font-size:.58rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase}
.eval-status.reviewed{color:var(--green);background:var(--green-soft)}
.eval-status.catalogued{color:var(--amber);background:var(--amber-soft)}
.eval-status.imported{color:var(--muted);background:var(--surface-2)}
.open-record,.source-link{font-size:.68rem;font-weight:750;text-decoration:none}
.open-record{color:var(--ink)}
.source-link{color:var(--accent)}
.open-record:hover,.source-link:hover{text-decoration:underline}
.page-head{padding:2.8rem 0 2.1rem;border-bottom:1px solid var(--line)}
.page-head-inner{display:grid;grid-template-columns:minmax(0,.8fr) minmax(320px,1.2fr);gap:3rem;align-items:end}
.page-head h1{font-size:clamp(2.2rem,4vw,3.25rem);margin-top:.2rem}
.page-head p{margin:0;color:var(--muted);font-family:var(--serif);font-size:1rem;max-width:640px}
.browse{padding:1.7rem 0 5rem}
.filter-shell{position:sticky;top:var(--header);z-index:20;display:grid;grid-template-columns:minmax(230px,1.2fr) repeat(4,minmax(120px,.55fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden;box-shadow:0 5px 16px rgba(25,25,23,.05)}
.filter-shell>label,.filter-search{min-width:0;background:var(--surface);padding:.62rem .75rem}
.filter-shell label>span{display:block;font-size:.56rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:.15rem}
.filter-shell select,.filter-shell input{width:100%;border:0;background:transparent;outline:0;font-size:.78rem;padding:.08rem 0}
.filter-search{display:grid;grid-template-columns:auto 1fr;align-items:center;gap:.45rem}
.filter-search span{color:var(--muted)}
.results-summary{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:1.05rem 0 .65rem;color:var(--muted);font-size:.72rem}
.results-summary strong{font-family:var(--serif);font-size:1rem;color:var(--ink);font-weight:500}
.results-summary button{border:0;background:transparent;color:var(--muted);font-size:.7rem;padding:0}
.results-summary button:hover{color:var(--ink);text-decoration:underline}
.pagination{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:1.4rem 0;color:var(--muted);font-size:.72rem}
.pagination button{border:1px solid var(--line);border-radius:5px;background:var(--surface);padding:.55rem .75rem;font-size:.7rem;font-weight:700}
.pagination button:disabled{opacity:.4;cursor:not-allowed}
.pagination button:not(:disabled):hover{border-color:var(--line-strong)}
.empty{padding:3.5rem 0;border-top:1px solid var(--line-strong);color:var(--muted)}
.empty h2{color:var(--ink);font-size:1.7rem;margin-bottom:.4rem}
.breadcrumbs{display:flex;gap:.5rem;align-items:center;color:var(--muted);font-size:.7rem;margin-bottom:1.1rem}
.breadcrumbs a{text-decoration:none}
.record-head{padding:2.6rem 0 2rem;border-bottom:1px solid var(--line);background:var(--surface)}
.record-title-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2.5rem;align-items:start}
.record-kicker{display:flex;flex-wrap:wrap;align-items:center;gap:.7rem;color:var(--muted);font-size:.68rem;margin-bottom:.6rem}
.record-head h1{font-size:clamp(2.2rem,4.5vw,3.45rem);max-width:760px}
.record-head h1+p{font-family:var(--serif);font-size:1.05rem;color:var(--muted);max-width:760px;margin:.7rem 0 0}
.record-actions{display:flex;flex-direction:column;gap:.5rem;min-width:180px}
.button{display:block;border:1px solid var(--line-strong);border-radius:5px;background:transparent;padding:.62rem .75rem;font-size:.7rem;font-weight:750;text-decoration:none;text-align:center}
.button:hover{border-color:var(--ink)}
.button.primary{background:var(--ink);border-color:var(--ink);color:white}
.record-meta{display:flex;flex-wrap:wrap;gap:.5rem 1.25rem;margin-top:1.35rem;color:var(--muted);font-size:.68rem}
.record-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:4rem;padding:2.5rem 0 5rem}
.notice{border-left:3px solid var(--accent);background:var(--accent-soft);padding:.85rem 1rem;margin-bottom:1.8rem;color:#57302b;font-size:.79rem}
.inference-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden}
.inference-grid>div{background:var(--surface);padding:1.25rem}
.inference-grid>div+div{background:#faf3f1}
.inference-grid span,.use-grid span{display:block;font-size:.6rem;font-weight:800;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin-bottom:.5rem}
.inference-grid>div+div span{color:var(--accent)}
.inference-grid p{font-family:var(--serif);font-size:1.08rem;line-height:1.45;margin:0}
.record-section{padding:2rem 0;border-bottom:1px solid var(--line)}
.record-section h2{font-size:1.65rem;margin-bottom:.8rem}
.record-section>p,.use-grid p{font-family:var(--serif);font-size:1rem;line-height:1.65;margin:0}
.section-note{font-family:var(--sans)!important;color:var(--muted);font-size:.72rem!important}
.use-grid{display:grid;grid-template-columns:1fr 1fr;gap:2rem}
.evidence-track{display:grid;grid-template-columns:repeat(6,1fr);gap:.4rem;margin-top:1.1rem}
.evidence-track>div{position:relative;padding-top:1rem;color:var(--muted)}
.evidence-track>div::before{content:"";position:absolute;left:0;right:-.4rem;top:.23rem;height:1px;background:var(--line)}
.evidence-track>div:last-child::before{right:0}
.evidence-track>div>span{position:absolute;top:0;left:0;width:.48rem;height:.48rem;border-radius:50%;border:1px solid var(--line-strong);background:var(--bg)}
.evidence-track>div.reached>span{background:var(--ink);border-color:var(--ink)}
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.source-panel{align-self:start;position:sticky;top:calc(var(--header) + 1.25rem);border:1px solid var(--line);border-radius:8px;background:var(--surface);padding:1rem}
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.source-links a:hover span{color:var(--accent)}
.source-panel dl{margin:1rem 0 0}
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.source-panel dd{margin:.12rem 0 0;font-size:.72rem;overflow-wrap:anywhere}
.copy-link{width:100%;margin-top:1rem;border:1px solid var(--line);border-radius:5px;background:transparent;padding:.55rem;font-size:.68rem;font-weight:700}
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.topic-card{display:flex;min-height:190px;flex-direction:column;justify-content:space-between;border:1px solid var(--line);border-radius:8px;background:var(--surface);padding:1.25rem;text-decoration:none}
.topic-card:hover{border-color:var(--line-strong);transform:translateY(-1px)}
.topic-card>div>span{font-size:.62rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:var(--accent)}
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.causal-chain span::before{content:"";position:absolute;left:-.24rem;top:.75rem;width:.42rem;height:.42rem;border-radius:50%;background:var(--ink)}
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.prose h1{font-size:2.8rem;margin-bottom:1rem}
.prose h2{font-size:1.85rem;margin:2.3rem 0 .65rem}
.prose p,.prose li{font-family:var(--serif);font-size:1rem;line-height:1.7}
.state-list{border-top:1px solid var(--line-strong)}
.state-list>div{display:grid;grid-template-columns:140px 1fr;gap:1.5rem;padding:1rem 0;border-bottom:1px solid var(--line)}
.state-list strong{font-size:.75rem;text-transform:uppercase;letter-spacing:.06em}
.state-list p{margin:0;font-family:var(--sans);font-size:.78rem;color:var(--muted)}
.freshness-line{display:flex;align-items:center;gap:.5rem;color:var(--muted);font-size:.75rem}
.metric-list{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:8px;overflow:hidden}
.metric-list>div{padding:1rem;border-right:1px solid var(--line)}
.metric-list>div:last-child{border-right:0}
.metric-list strong,.metric-list span{display:block}
.metric-list strong{font-family:var(--serif);font-size:1.75rem;font-weight:500}
.metric-list span{font-size:.65rem;color:var(--muted)}
.download-list{display:grid;gap:.65rem}
.download-list a{display:flex;justify-content:space-between;gap:1rem;border:1px solid var(--line);border-radius:7px;background:var(--surface);padding:.85rem 1rem;text-decoration:none}
.download-list a:hover{border-color:var(--line-strong)}
.download-list strong{font-family:var(--serif);font-size:1rem;font-weight:500}
.download-list span{font-size:.7rem;color:var(--muted)}
.data-dl{display:grid;grid-template-columns:130px 1fr;border-top:1px solid var(--line-strong)}
.data-dl dt,.data-dl dd{padding:.65rem 0;border-bottom:1px solid var(--line);margin:0;font-size:.75rem}
.data-dl dt{font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.site-footer{border-top:1px solid var(--line);background:var(--surface)}
.footer-inner{display:flex;justify-content:space-between;gap:2rem;padding:1.8rem 0 3rem;color:var(--muted);font-size:.7rem}
.footer-inner>div{display:flex;flex-wrap:wrap;gap:.8rem 1rem;align-items:baseline}
.footer-inner strong{font-family:var(--serif);font-size:.95rem;color:var(--ink)}
.footer-inner a{text-decoration:none}
.footer-inner a:hover{color:var(--ink)}
.noscript{margin:0;padding:1rem;background:#fff4dc}
@media(max-width:980px){
  .home-grid{grid-template-columns:1fr}.topic-panel{display:grid;grid-template-columns:1fr 1fr}.panel-heading,.all-evals{grid-column:1/-1}.topic-shortlist{display:contents}
  .filter-shell{grid-template-columns:1fr 1fr 1fr}.filter-search{grid-column:1/-1}
  .principle-grid{grid-template-columns:1fr;gap:2rem}
  .record-layout{grid-template-columns:1fr}.source-panel{position:static;order:-1}.source-panel dl{display:grid;grid-template-columns:repeat(3,1fr);gap:0 1rem}
  .page-head-inner{grid-template-columns:1fr;gap:1rem}
}
@media(max-width:760px){
  :root{--header:58px}
  .header-inner{grid-template-columns:auto 1fr}.github-link{display:none}.site-header nav{justify-content:flex-end;gap:.8rem}.site-header nav a{font-size:.7rem}.site-header nav a:nth-child(4){display:none}
  .home-hero{padding:2.8rem 0 2.4rem}.global-search{height:auto;grid-template-columns:auto 1fr;padding:.35rem .35rem .35rem .8rem}.global-search button{padding:.65rem .8rem}
  .eval-row{grid-template-columns:minmax(0,1fr) auto;gap:.7rem 1rem}.eval-context{grid-column:1}.eval-actions{grid-column:2;grid-row:1/3;flex-direction:column;align-items:flex-end;gap:.4rem}
  .topic-grid{grid-template-columns:1fr}.topic-card{min-height:160px}
  .record-title-row{grid-template-columns:1fr}.record-actions{flex-direction:row;flex-wrap:wrap;min-width:0}.button{display:inline-block}
  .inference-grid,.use-grid{grid-template-columns:1fr}.inference-grid>div+div{border-top:1px solid var(--line)}
  .evidence-track{grid-template-columns:repeat(3,1fr);gap:1rem .4rem}
  .metric-list{grid-template-columns:1fr 1fr}.metric-list>div:nth-child(2){border-right:0}.metric-list>div:nth-child(-n+2){border-bottom:1px solid var(--line)}
}
@media(max-width:560px){
  .header-inner,.footer-inner,.wide{width:min(calc(100% - 1.3rem),var(--wide))}
  body{font-size:15px}
  h1{font-size:2.45rem}.home-hero h1{font-size:2.55rem}
  .site-header nav a:nth-child(3){display:none}
  .quick-links button:nth-child(3){display:none}
  .home-catalogue{padding:2.2rem 0 3rem}.section-heading{align-items:start}.section-heading>a{white-space:nowrap}
  .topic-panel{display:block}
  .boundary-card{grid-template-columns:1fr}.boundary-card>div+div{border-left:0;border-top:1px solid var(--line)}
  .filter-shell{position:static;grid-template-columns:1fr 1fr}.filter-search{grid-column:1/-1}.filter-shell>label:last-child{grid-column:1/-1}
  .eval-row{grid-template-columns:1fr}.eval-context,.eval-actions{grid-column:1;grid-row:auto}.eval-actions{flex-direction:row;justify-content:flex-start;align-items:center;flex-wrap:wrap}
  .record-head{padding:2rem 0 1.6rem}.record-layout{padding-top:1.5rem}.record-meta{display:grid;gap:.3rem}
  .source-panel dl{display:block}
  .evidence-track{grid-template-columns:1fr}.evidence-track>div{padding:.2rem 0 .2rem 1rem}.evidence-track>div::before{left:.2rem;right:auto;top:.45rem;bottom:-1rem;width:1px;height:auto}.evidence-track>div:last-child::before{bottom:.45rem}.evidence-track>div>span{left:0;top:.36rem}
  .state-list>div{grid-template-columns:1fr;gap:.2rem}
  .footer-inner{display:block}.footer-inner>div+div{margin-top:1rem}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}