/* The Geneva Walk — mobile-first */
:root{
  --bg:#0b0b0c; --panel:#141416; --panel2:#1b1b1f; --line:#2a2a2e;
  --fg:#f2f0ea; --muted:#9a978f; --warn:#ff5a36;
  --match:#3fb950; --partial:#d29922; --nomatch:#f85149;
  --insufficient:#58a6ff; --na:#8b949e; --unreviewed:#4a4a50;
  --mono:ui-monospace,"IBM Plex Mono",SFMono-Regular,Menlo,monospace;
  --sans:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
  --display:"Archivo Black",Impact,var(--sans);
  --topbar:104px;
  --safe-b:env(safe-area-inset-bottom,0px);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 var(--sans);
  overflow-x:hidden;-webkit-font-smoothing:antialiased;
  padding-top:var(--topbar);
}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:2px solid var(--warn);outline-offset:2px}

/* ---------- top bar ---------- */
.topbar{
  position:fixed;top:0;left:0;right:0;z-index:40;
  background:color-mix(in srgb,var(--bg) 94%,transparent);
  backdrop-filter:blur(12px);border-bottom:1px solid var(--line);
}
.topbar-row{display:flex;align-items:center;gap:8px;padding:9px 12px}
.topbar-row+.topbar-row{padding-top:0;padding-bottom:10px}
.brand{
  display:flex;align-items:center;gap:7px;margin-right:auto;
  font:800 12px/1 var(--mono);letter-spacing:.13em;text-decoration:none;color:var(--fg);
}
.brand-mark{color:var(--warn);font-size:17px;line-height:1}
.control{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  min-height:38px;padding:8px 11px;background:var(--panel);color:var(--fg);
  border:1px solid var(--line);font:700 11px/1 var(--mono);letter-spacing:.05em;
  cursor:pointer;white-space:nowrap;text-decoration:none;
}
.control:hover,.control:focus-visible{border-color:var(--warn)}
.control[aria-pressed=true]{border-color:var(--warn);color:var(--warn)}
.control.primary{background:var(--warn);border-color:var(--warn);color:#0b0b0c}
.topbar-row.player .control{flex:1}
#now{color:var(--match);overflow:hidden;text-overflow:ellipsis;max-width:42vw}
.progress{position:fixed;top:var(--topbar);left:0;height:2px;width:0;background:var(--warn);z-index:41;transition:width .2s linear}

/* chapter menu */
.chapter-menu{
  display:none;position:fixed;top:calc(var(--topbar) + 6px);left:10px;right:10px;
  max-height:60vh;overflow:auto;background:var(--panel);border:1px solid var(--line);
  padding:6px;z-index:45;
}
.chapter-menu.open{display:block}
.chapter-menu a{
  display:flex;justify-content:space-between;gap:10px;padding:11px 10px;
  text-decoration:none;font:12px/1.3 var(--mono);border-bottom:1px solid var(--line);
}
.chapter-menu a:last-child{border-bottom:0}
.chapter-menu a[aria-current=true]{color:var(--warn)}
.chapter-menu a small{color:var(--muted)}

/* ---------- layout ---------- */
main{padding:0 16px}
section{padding:56px 0;border-top:1px solid var(--line)}
section:first-child{border-top:0}
.eyebrow{font:700 11px/1 var(--mono);letter-spacing:.18em;color:var(--warn);margin:0 0 12px}
.section-number{font:700 11px/1 var(--mono);color:var(--muted);letter-spacing:.14em;margin-bottom:10px}
h1,h2,h3{margin:0 0 14px;letter-spacing:-.02em}
h1{font:400 clamp(38px,12vw,86px)/.94 var(--display);letter-spacing:-.03em}
h1 span{color:var(--warn)}
h2{font:700 clamp(26px,7vw,44px)/1.08 var(--sans)}
h3{font:700 20px/1.25 var(--sans)}
p{margin:0 0 14px}
.muted{color:var(--muted)}

/* hero */
.hero{min-height:calc(100svh - var(--topbar));display:flex;flex-direction:column;justify-content:center;padding:40px 0}
.hero-kicker{
  display:inline-block;align-self:flex-start;border:1px solid var(--warn);color:var(--warn);
  font:700 10px/1 var(--mono);letter-spacing:.2em;padding:7px 10px;margin-bottom:20px;
}
.hero-copy{color:var(--muted);font-size:17px;max-width:62ch;margin-bottom:24px}
.hero-actions{display:flex;flex-direction:column;gap:8px;margin-bottom:26px}
.hero-actions .control{min-height:48px;font-size:12px}
.hero-rule{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font:700 10px/1 var(--mono);letter-spacing:.14em;color:var(--muted);
}
.hero-rule b{color:var(--warn)}

/* stats */
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;padding:32px 0}
.stats article{background:var(--panel);border:1px solid var(--line);padding:16px}
.stats strong{display:block;font:400 34px/1 var(--display);color:var(--warn)}
.stats span{font:600 10px/1.3 var(--mono);letter-spacing:.1em;color:var(--muted);text-transform:uppercase}

/* manifesto */
.manifesto p{color:var(--muted);font-size:17px}
.manifesto strong{color:var(--fg)}

/* ---------- the board (429 articles) ---------- */
.convention-tabs{display:grid;grid-template-columns:repeat(2,1fr);gap:6px;margin-bottom:12px}
.tab{
  display:flex;flex-direction:column;gap:3px;padding:11px 10px;text-align:left;
  background:var(--panel);border:1px solid var(--line);color:var(--fg);cursor:pointer;
}
.tab span{font:700 15px/1 var(--display);color:var(--warn)}
.tab b{font:600 12px/1.2 var(--sans)}
.tab small{font:11px/1 var(--mono);color:var(--muted)}
.tab.active{border-color:var(--warn);background:var(--panel2)}

.audit-toolbar{display:flex;flex-direction:column;gap:8px;margin-bottom:12px}
.search{display:flex;align-items:center;gap:8px;background:var(--panel);border:1px solid var(--line);padding:0 12px}
.search span{color:var(--muted)}
.search input{
  flex:1;min-height:44px;background:none;border:0;color:var(--fg);
  font:15px var(--sans);outline:none;min-width:0;
}
.filters{display:flex;gap:6px;overflow-x:auto;scrollbar-width:none;padding-bottom:2px}
.filters::-webkit-scrollbar{display:none}
.filter{
  flex:0 0 auto;padding:9px 12px;background:var(--panel);border:1px solid var(--line);
  color:var(--muted);font:700 11px/1 var(--mono);letter-spacing:.05em;cursor:pointer;
}
.filter.active{border-color:var(--warn);color:var(--fg)}
.filter i{display:inline-block;width:7px;height:7px;border-radius:50%;margin-right:6px;vertical-align:middle}

.index-head{
  display:flex;justify-content:space-between;align-items:center;gap:10px;
  font:700 11px/1 var(--mono);letter-spacing:.08em;color:var(--muted);
  padding:10px 0;border-bottom:1px solid var(--line);
}
.article-index-list{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(74px,1fr));gap:5px;
  padding:12px 0;
}
.article-index-list button{
  position:relative;display:flex;flex-direction:column;gap:4px;padding:9px 8px;
  background:var(--panel);border:1px solid var(--line);color:var(--fg);cursor:pointer;
  text-align:left;min-height:56px;
}
.article-index-list button.active{border-color:var(--warn);background:var(--panel2)}
.article-num{font:700 11px/1 var(--mono);letter-spacing:.04em}
.article-title-mini{
  font:10px/1.25 var(--sans);color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.status-dot{position:absolute;top:8px;right:8px;width:7px;height:7px;border-radius:50%}
.status-dot.match{background:var(--match)}
.status-dot.partial{background:var(--partial)}
.status-dot.no-match{background:var(--nomatch)}
.status-dot.insufficient{background:var(--insufficient)}
.status-dot.na{background:var(--na)}
.status-dot.not-reviewed{background:var(--unreviewed)}
.empty-state{padding:26px 0;color:var(--muted);font:13px var(--mono);grid-column:1/-1}

/* article detail sheet */
.sheet{
  position:fixed;inset:0;z-index:60;display:none;
  background:color-mix(in srgb,#000 68%,transparent);
}
.sheet.open{display:block}
.sheet-panel{
  position:absolute;left:0;right:0;bottom:0;max-height:92svh;overflow:auto;
  background:var(--bg);border-top:1px solid var(--warn);
  padding:0 16px calc(28px + var(--safe-b));
  animation:slideup .22s ease-out;
}
@keyframes slideup{from{transform:translateY(14px);opacity:.6}to{transform:none;opacity:1}}
.sheet-grip{
  position:sticky;top:0;background:var(--bg);padding:10px 0 8px;z-index:2;
  display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--line);
}
.sheet-grip .eyebrow{margin:0;flex:1;color:var(--muted);letter-spacing:.12em}
.sheet-close{
  background:none;border:1px solid var(--line);color:var(--fg);
  width:34px;height:34px;font-size:19px;line-height:1;cursor:pointer;flex:0 0 auto;
}
.sheet h3{margin-top:16px}
.rule{
  border-left:2px solid var(--warn);padding:10px 0 10px 14px;
  font-size:17px;color:var(--fg);margin-bottom:18px;
}
.badge{
  display:inline-block;padding:5px 9px;font:700 10px/1 var(--mono);
  letter-spacing:.1em;border:1px solid currentColor;text-transform:uppercase;
}
.badge.match{color:var(--match)}
.badge.partial{color:var(--partial)}
.badge.no-match{color:var(--nomatch)}
.badge.insufficient{color:var(--insufficient)}
.badge.na{color:var(--na)}
.badge.not-reviewed{color:var(--muted)}
.detail-grid{display:grid;gap:8px}
.detail-card{background:var(--panel);border:1px solid var(--line);padding:14px}
.detail-card h4{margin:0 0 7px;font:700 10px/1 var(--mono);letter-spacing:.14em;color:var(--warn);text-transform:uppercase}
.detail-card p{margin:0;color:var(--muted);font-size:14px}
.detail-card p strong{color:var(--fg)}
.evidence-item{border-top:1px solid var(--line);padding-top:10px;margin-top:10px}
.evidence-item:first-child{border-top:0;margin-top:0;padding-top:0}
.evidence-item strong{display:block;font-size:14px}
.evidence-item small{display:block;color:var(--muted);font:11px var(--mono);margin:2px 0 5px}
.empty-inline{color:var(--muted);font:12px var(--mono);margin:0}
.source-link{color:var(--warn);font:700 11px var(--mono);letter-spacing:.05em;text-decoration:none;display:inline-block;margin-top:6px}
.sheet-nav{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:16px}
.sheet-nav .control{min-height:46px}
.sheet-nav .control:disabled{opacity:.35;cursor:not-allowed;border-color:var(--line)}

/* source roles */
.role-grid,.method-steps{display:grid;gap:8px}
.role-grid article,.method-steps article{background:var(--panel);border:1px solid var(--line);padding:18px}
.role-label{display:inline-block;font:700 10px/1 var(--mono);letter-spacing:.14em;padding:5px 8px;border:1px solid currentColor;margin-bottom:10px}
.role-label.evidence{color:var(--match)}
.role-label.object{color:var(--partial)}
.role-label.treaty{color:var(--insufficient)}
.role-grid p,.method-steps p{color:var(--muted);font-size:14px;margin:0}
.method-steps article span{
  display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;
  border:1px solid var(--warn);color:var(--warn);font:700 13px var(--mono);margin-bottom:10px;
}
.finding-key{display:flex;flex-wrap:wrap;gap:6px;margin-top:18px}

/* ai audit */
.ai-diagram{display:grid;gap:8px}
.ai-card{background:var(--panel);border:1px solid var(--line);padding:18px}
.ai-card.aggregate{border-color:var(--insufficient)}
.ai-card.compare{border-color:var(--warn)}
.ai-card span{display:block;font:700 10px/1 var(--mono);letter-spacing:.14em;color:var(--muted);margin-bottom:8px}
.ai-card p{font-size:16px;margin-bottom:10px}
.ai-card strong{font:700 11px/1.4 var(--mono);letter-spacing:.06em;color:var(--warn)}
.down-arrow{text-align:center;color:var(--warn);font-size:19px}
.decompose{background:var(--panel2);border:1px dashed var(--line);padding:16px}
.decompose span{display:block;font:700 10px/1 var(--mono);letter-spacing:.14em;color:var(--muted);margin-bottom:10px}
.mini-cards{display:grid;gap:6px}
.mini-cards div{background:var(--panel);border:1px solid var(--line);padding:10px;font:12px var(--mono);color:var(--muted)}
.prompt-ledger{margin-top:14px;border:1px solid var(--line);padding:16px;background:var(--panel)}

/* canonical */
.canonical{text-align:left}
.canonical p{color:var(--muted);font-size:14px}
.canonical a{color:var(--warn);font:700 12px var(--mono);text-decoration:none}

/* ---------- share tiles ---------- */
.share-note{color:var(--muted);max-width:62ch}
.tiles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:22px}
.tile{
  display:block;padding:0;background:var(--panel);border:1px solid var(--line);
  color:inherit;text-align:left;cursor:pointer;
}
.tile:hover,.tile:focus-visible{border-color:var(--warn)}
/* height:auto is required — the width/height attributes on the <img> would
   otherwise pin the box to 600px tall and defeat aspect-ratio. */
.tile img{width:100%;height:auto;aspect-ratio:1;object-fit:cover}
.tile span{display:block;padding:9px 10px;font:700 10px/1.3 var(--mono);letter-spacing:.04em}
.share-dialog{
  border:1px solid var(--line);background:var(--panel);color:var(--fg);
  max-width:520px;width:calc(100% - 28px);padding:20px;
}
.share-dialog::backdrop{background:#000b}
.share-dialog h3{margin:0 0 6px;font-size:22px}
.share-dialog p{color:var(--muted);font-size:14px}
.dialog-close{float:right;border:0;background:none;color:var(--fg);font-size:24px;line-height:1;cursor:pointer}
.share-actions{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:14px}
.share-actions a,.share-actions button{
  border:1px solid var(--line);background:var(--bg);color:var(--fg);padding:12px 8px;
  text-decoration:none;text-align:center;font:700 10px/1 var(--mono);letter-spacing:.05em;cursor:pointer;
  min-height:42px;display:flex;align-items:center;justify-content:center;
}
.share-actions a:hover,.share-actions button:hover{border-color:var(--warn)}

/* narration chapters */
.chapter{scroll-margin-top:calc(var(--topbar) + 10px)}
.active-chapter{outline:1px solid color-mix(in srgb,var(--warn) 40%,transparent);outline-offset:6px}
.chapter-play{margin-top:8px}

footer{
  padding:40px 0 calc(56px + var(--safe-b));border-top:1px solid var(--line);
  color:var(--muted);font-size:13px;
}
footer .brand{margin-bottom:10px}
footer a{color:var(--warn);text-decoration:none}

/* ---------- larger screens ---------- */
@media(min-width:600px){
  .stats{grid-template-columns:repeat(4,1fr)}
  .convention-tabs{grid-template-columns:repeat(4,1fr)}
  .hero-actions{flex-direction:row}
  .hero-actions .control{flex:0 0 auto;padding:8px 20px}
  .tiles{grid-template-columns:repeat(3,minmax(0,1fr))}
  .role-grid,.method-steps{grid-template-columns:repeat(2,1fr)}
  .mini-cards{grid-template-columns:repeat(3,1fr)}
}
@media(min-width:900px){
  :root{--topbar:58px}
  main{max-width:1120px;margin:0 auto;padding:0 32px}
  section{padding:84px 0}
  /* Collapse both rows into one toolbar. The rows become display:contents so
     their children are laid out directly by .topbar, which carries the padding. */
  .topbar{display:flex;align-items:center;gap:8px;padding:9px 24px}
  .topbar-row,.topbar-row+.topbar-row{display:contents}
  .topbar-row.player .control{flex:0 0 auto}
  #now{order:1;max-width:none}
  .tiles{grid-template-columns:repeat(5,minmax(0,1fr))}
  .role-grid{grid-template-columns:repeat(3,1fr)}
  .method-steps{grid-template-columns:repeat(4,1fr)}
  .chapter-menu{left:auto;right:24px;width:320px}
  .article-index-list{grid-template-columns:repeat(auto-fill,minmax(96px,1fr))}
  .detail-grid{grid-template-columns:1fr 1fr}
  .detail-card.full{grid-column:1/-1}
  .sheet-panel{
    left:50%;right:auto;bottom:auto;top:50%;transform:translate(-50%,-50%);
    width:min(760px,92vw);max-height:86vh;border:1px solid var(--warn);
  }
  @keyframes slideup{from{transform:translate(-50%,-46%);opacity:.6}to{transform:translate(-50%,-50%);opacity:1}}
}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation:none!important;transition:none!important}
}