:root{
  --ink:#f6efe3; --body:#d2c6b0; --muted:#9a9388;
  --paper:#1a1610; --soft:#18140f; --soft2:#221a10; --border:rgba(255,255,255,.08);
  --orange:#f7931a; --orange-ink:#ffd36a; --orange-soft:#221a10; --orange-line:rgba(247,147,26,.28);
  --lime:#d8f532; --felt:#16120c; --gold:#d4a017;
  --r-xs:6px; --r-sm:8px; --r-md:12px; --r-lg:16px;
  --shadow:0 18px 40px rgba(0,0,0,.45);
  --side:232px; --rail:200px; --top:64px;
  --ease:cubic-bezier(.22,1,.36,1); --t:180ms; --t-mid:260ms;
}
*{box-sizing:border-box;margin:0;padding:0}
html{color-scheme:dark;scroll-behavior:smooth}
@view-transition{navigation:auto}
::view-transition-old(root){animation:var(--t-mid) var(--ease) both hm-vt-out}
::view-transition-new(root){animation:var(--t-mid) var(--ease) both hm-vt-in}
@keyframes hm-vt-out{to{opacity:0}}
@keyframes hm-vt-in{from{opacity:0}}
.brand{view-transition-name:hm-brand}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--ink);background:var(--felt);font-size:17px;line-height:1.7;
  -webkit-font-smoothing:antialiased;scrollbar-color:#3a3020 var(--felt);
}
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:url("/logo-tile.jpg") 12px 12px / 168px auto repeat;opacity:.08;
  contain:paint;transform:translateZ(0);
}
body::after{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  contain:paint;transform:translateZ(0);
  background:
    radial-gradient(95% 60% at 50% -4%, rgba(247,147,26,.30), transparent 58%),
    radial-gradient(80% 55% at 50% 38%, rgba(247,147,26,.10), transparent 72%);
}
body > *{position:relative;z-index:1}
a{color:var(--orange-ink);text-decoration:none}
a:hover{text-decoration:underline}
a:focus-visible,button:focus-visible{outline:2px solid var(--orange-ink);outline-offset:2px;border-radius:var(--r-xs)}

#topbar{
  position:sticky;top:0;z-index:40;
  height:var(--top);
  isolation:isolate;
  background:rgba(22,18,12,.94);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(247,147,26,.2);
  display:flex;align-items:center;gap:12px;
  padding:0 20px;
}
.sb-toggle{
  display:none;width:40px;height:40px;min-width:40px;flex:none;
  border:1px solid rgba(255,255,255,.12);border-radius:var(--r-sm);
  background:#14110c;cursor:pointer;padding:11px 10px;
  flex-direction:column;justify-content:space-between;align-items:stretch;
}
.sb-toggle span{display:block;width:100%;height:2px;background:var(--orange-ink);border-radius:1px}
.brand{
  display:flex;align-items:center;gap:10px;
  font-weight:700;color:var(--ink);font-size:17px;white-space:nowrap;
}
.brand:hover{text-decoration:none}
.brand span{letter-spacing:-.01em}
.logo{width:28px;height:28px;flex:none;border-radius:6px}
nav.links{display:flex;align-items:center;gap:2px;margin-left:auto}
nav.links > a.top{
  color:var(--muted);padding:8px 12px;font-size:15px;font-weight:500;white-space:nowrap;
  transition:color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
nav.links > a.top:hover{color:var(--orange-ink);text-decoration:none}
nav.links > a.top.on{color:var(--orange-ink);font-weight:600;box-shadow:inset 0 -2px 0 var(--orange)}
.xlink,.plink,.wbtn{
  transition:background-color var(--t) var(--ease),border-color var(--t) var(--ease);
}
.xlink,.plink{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;flex:none;
  border-radius:var(--r-sm);border:1px solid rgba(255,255,255,.1);
  background:#14110c;color:#f3efe7;
}
.xlink:hover{background:#221a10;text-decoration:none}
.xlink svg{width:16px;height:16px;display:block;fill:currentColor}
.plink{padding:0;overflow:hidden}
.plink:hover{background:#221a10;text-decoration:none}
.plink img{width:28px;height:28px;display:block;border-radius:6px;object-fit:cover}
footer{
  border-top:1px solid var(--border);
  padding:28px 20px 40px;
  font-size:14px;color:var(--muted);background:var(--felt);
}
footer .cols{display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;align-items:center;max-width:1040px;margin:0 auto}
footer a{font-weight:600;color:var(--orange-ink)}
.ftright{display:flex;align-items:center;flex-wrap:wrap}
footer .xlink{width:36px;height:36px;margin-left:10px}
.wbtn{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 14px;flex:none;
  border-radius:var(--r-sm);border:1px solid rgba(247,147,26,.4);
  background:#14110c;color:var(--orange-ink);
  font-size:14px;font-weight:600;font-family:inherit;white-space:nowrap;
}
.wbtn:hover{background:#221a10;text-decoration:none}

.shell{
  display:grid;
  grid-template-columns:var(--side) minmax(0,1fr) var(--rail);
  min-height:calc(100vh - var(--top));
}
.shell.no-rail{grid-template-columns:var(--side) minmax(0,1fr)}
.side{
  position:sticky;top:var(--top);align-self:start;
  height:calc(100vh - var(--top));
  overflow:auto;padding:28px 14px 40px 18px;
  border-right:1px solid rgba(247,147,26,.12);
  background:rgba(22,18,12,.28);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}
.side-kicker{
  font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);margin:16px 10px 8px;
}
.side-kicker:first-child{margin-top:4px}
.side a{
  display:block;padding:8px 10px;border-radius:var(--r-sm);
  color:var(--body);font-size:14.5px;font-weight:500;text-decoration:none;
  transition:background-color var(--t) var(--ease),color var(--t) var(--ease);
}
.side a:hover{background:rgba(255,255,255,.06);color:var(--ink);text-decoration:none}
.side a.on{
  background:rgba(34,26,16,.9);color:var(--orange-ink);font-weight:600;
  box-shadow:inset 2px 0 0 var(--gold);
}
.side-site{display:none;margin-top:22px;padding-top:10px;border-top:1px solid var(--border)}

.rail{
  position:sticky;top:var(--top);align-self:start;
  height:calc(100vh - var(--top));
  overflow:auto;padding:36px 16px 40px 8px;
}
.rail[hidden]{display:none}
.rail .side-kicker{margin:0 8px 10px}
.rail a{
  display:block;padding:5px 10px;border-left:2px solid var(--border);
  color:var(--muted);font-size:13px;font-weight:400;text-decoration:none;line-height:1.4;
  overflow-wrap:anywhere;
  transition:color var(--t) var(--ease),border-color var(--t) var(--ease);
}
.rail a:hover{color:var(--ink);text-decoration:none}
.rail a.on{color:var(--ink);font-weight:600;border-left-color:var(--orange)}

.main{
  min-width:0;padding:48px 40px 88px 32px;position:relative;
}
.main::before{
  content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:rgba(22,18,12,.58);
}
.page{max-width:38rem;padding:0}
h1{font-family:Georgia,"Times New Roman",serif;font-size:40px;letter-spacing:-.02em;line-height:1.15;margin:0 0 18px;color:var(--ink)}
h2{font-family:Georgia,"Times New Roman",serif;font-size:24px;letter-spacing:-.015em;margin:48px 0 14px;scroll-margin-top:88px;color:var(--ink)}
p{margin:0 0 16px;color:var(--body)}
.lede{color:var(--body);font-size:18px;line-height:1.65;margin-bottom:14px}
.path{color:var(--muted);font-size:15px;margin-bottom:8px}
.banner{
  background:var(--orange-soft);border:1px solid var(--orange-line);color:var(--orange-ink);
  border-radius:var(--r-sm);padding:12px 16px;font-size:14px;font-weight:600;margin:0 0 28px;
}
table{border-collapse:collapse;width:100%;font-size:14.5px;margin:16px 0 8px}
th,td{border:0;border-bottom:1px solid rgba(255,255,255,.06);padding:10px 12px 10px 0;text-align:left;vertical-align:top}
th{color:var(--muted);font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;background:none}
td{color:var(--ink)}
tr:last-child td{border-bottom:0}
code{font-family:Menlo,Consolas,monospace;font-size:13px;background:var(--soft2);padding:2px 7px;border-radius:6px;word-break:break-all;color:var(--orange-ink)}
pre{background:var(--soft);border:1px solid var(--border);border-radius:var(--r-sm);padding:12px 16px;font-size:13px;overflow-x:auto;margin:14px 0;line-height:1.5}
pre code{background:none;padding:0}
.formula{background:var(--soft);border:1px solid var(--border);border-radius:var(--r-sm);padding:12px 16px;font-family:Menlo,Consolas,monospace;font-size:14px;margin:14px 0;overflow-x:auto;color:var(--ink);white-space:pre-wrap}
.note{
  background:rgba(34,26,16,.7);
  border:1px solid rgba(247,147,26,.2);
  border-left:2px solid var(--gold);
  border-radius:var(--r-sm);
  padding:14px 18px;
  font-size:15px;
  color:var(--body);
  margin:8px 0 28px;
}
.note b{color:var(--ink)}
h3{font-family:Georgia,"Times New Roman",serif;font-size:20px;letter-spacing:-.015em;margin:8px 0 10px;color:var(--ink)}
ul,ol{margin:0 0 16px 22px;color:var(--body)}
li{margin-bottom:8px}
details{border:1px solid rgba(255,255,255,.06);border-radius:var(--r-md);margin:0 0 10px;background:rgba(22,18,12,.55)}
summary{cursor:pointer;padding:14px 16px;font-weight:600;color:var(--ink);font-size:16px;list-style:none;display:flex;justify-content:space-between;gap:12px;align-items:center;min-height:48px}
summary::after{content:"+";color:var(--gold);font-size:20px;flex:none}
details[open] summary::after{content:"–"}
details[open]{background:rgba(34,26,16,.72);box-shadow:inset 2px 0 0 var(--gold)}
details[open] summary{border-bottom:1px solid rgba(255,255,255,.06)}
details .a{padding:14px 16px 6px}
.paper{font-family:Georgia,"Times New Roman",serif;font-size:18px;line-height:1.7}
.paper h1{text-align:center;font-size:34px}
.paper .meta{text-align:center;color:var(--muted);margin:14px 0 34px;font-size:14px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif}
.paper .abstract{margin:0 0 34px;font-size:16.5px;color:var(--body)}
.paper h2{font-size:20px}
.paper .rule{border:none;border-top:1px solid var(--border);margin:36px auto;width:120px}
.paper ol.refs{margin:10px 0 0 22px;font-size:15px}
.wpnote{margin:28px 0 8px;border:1px solid var(--border);background:var(--soft);border-radius:var(--r-md);padding:14px 18px;font-size:14px;color:var(--muted)}
.page-foot{margin-top:56px;padding-top:22px;border-top:1px solid rgba(255,255,255,.06);font-size:13.5px;color:var(--muted)}
.ledger{
  margin:20px 0 8px;
  padding:20px 22px 16px;
  background:#0d110f;
  border:1px solid rgba(255,255,255,.07);
  box-shadow:inset 0 2px 0 var(--gold), inset 0 3px 0 rgba(255,255,255,.06);
}
.ledger h3{margin-top:0}
.ledger p:last-child{margin-bottom:4px}
.pair{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:16px 0 20px}
.pair .cell{
  padding:16px 16px 14px;
  background:#0d110f;
  border:1px solid rgba(255,255,255,.07);
}
.pair .cell.knife-last{box-shadow:inset 0 2px 0 var(--gold), inset 0 3px 0 rgba(255,255,255,.06)}
.pair .cell:last-child{box-shadow:inset 0 2px 0 #45a056, inset 0 3px 0 rgba(255,255,255,.06)}
.pair .k{
  margin:0 0 8px;font-size:11px;font-weight:700;
  letter-spacing:.08em;text-transform:uppercase;color:var(--gold);
}
.pair .cell:last-child .k{color:#6fbf7a}
.pair .cell p{margin:0;font-size:14.5px;line-height:1.5;color:var(--muted)}
.greet{font-family:Georgia,"Times New Roman",serif;font-size:20px;color:var(--ink);margin:0 0 18px}
.facts{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 8px}
.facts span{
  display:inline-flex;align-items:center;
  padding:6px 10px;border-radius:999px;
  border:1px solid rgba(255,255,255,.1);
  background:#0d110f;color:var(--body);font-size:13px;font-weight:600;
}
.play-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:12px;
  margin:16px 0 8px;
}
.play-beat{
  padding:18px 18px 16px;
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--r-md);
  background:#0d110f;
}
.play-beat .k{
  margin:0 0 6px;font-size:11px;font-weight:700;
  letter-spacing:.08em;text-transform:uppercase;color:var(--muted);
}
.play-beat h3{
  font-family:Georgia,"Times New Roman",serif;
  font-size:20px;letter-spacing:-.02em;margin:0 0 6px;color:var(--ink);
}
.play-beat p{margin:0;font-size:14.5px;line-height:1.5;color:var(--muted)}
.play-beat.knife-last{box-shadow:inset 0 2px 0 #d4a017, inset 0 3px 0 rgba(255,255,255,.06)}
.play-beat.knife-cut{box-shadow:inset 0 2px 0 #45a056, inset 0 3px 0 rgba(255,255,255,.06)}
.play-beat.knife-next{box-shadow:inset 0 2px 0 #6d82a6, inset 0 3px 0 rgba(255,255,255,.06)}
.play-beat.knife-hook{box-shadow:inset 0 2px 0 #f7931a, inset 0 3px 0 rgba(255,255,255,.06)}
.play-beat.knife-last .k{color:#d4a017}
.play-beat.knife-cut .k{color:#6fbf7a}
.play-beat.knife-next .k{color:#8aa0c4}
.play-beat.knife-hook .k{color:#f7931a}
.cut{margin:16px 0 18px}
.cut .split{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:
    linear-gradient(180deg, rgba(255,255,255,.04), transparent 32%),
    #0d110f;
  border:1px solid rgba(255,255,255,.08);
  overflow:hidden;
}
.cut .split > div{
  padding:16px 12px 14px;
  border-right:1px solid rgba(255,255,255,.06);
}
.cut .split > div:last-child{border-right:0}
.cut .split span{
  display:block;font-size:12px;font-weight:700;margin-bottom:6px;
}
.cut .split b{
  display:block;font-size:22px;font-weight:700;color:#efe6d2;
  font-variant-numeric:tabular-nums;
}
.cut .knife-last{box-shadow:inset 0 2px 0 #d4a017, inset 0 3px 0 rgba(255,255,255,.06)}
.cut .knife-cut{box-shadow:inset 0 2px 0 #45a056, inset 0 3px 0 rgba(255,255,255,.06)}
.cut .knife-next{box-shadow:inset 0 2px 0 #6d82a6, inset 0 3px 0 rgba(255,255,255,.06)}
.cut .knife-hook{box-shadow:inset 0 2px 0 #f7931a, inset 0 3px 0 rgba(255,255,255,.06)}
.cut .knife-last span{color:#d4a017}
.cut .knife-cut span{color:#6fbf7a}
.cut .knife-next span{color:#8aa0c4}
.cut .knife-hook span{color:#f7931a}
.cut-note{margin:8px 0 0;font-size:13.5px;color:var(--muted)}
.pager{
  display:grid;grid-template-columns:1fr 1fr;gap:12px;
  margin-top:36px;padding-top:22px;border-top:1px solid var(--border);
}
.pager a{
  display:block;padding:16px 18px;border:1px solid rgba(255,255,255,.07);
  color:var(--ink);text-decoration:none;background:rgba(22,18,12,.55);
  transition:background-color var(--t) var(--ease),border-color var(--t) var(--ease),transform var(--t) var(--ease);
}
.pager a:hover{background:var(--soft);text-decoration:none;border-color:var(--orange-line);transform:translateY(-1px)}
.pager .k{display:block;font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:4px}
.pager .t{font-size:15px;font-weight:600}
.pager .next{text-align:right}
.pager .empty{visibility:hidden}
.scrim{display:none}

.docs-now{margin:8px 0 28px}
.docs-now-kicker{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;
  margin:0 0 10px;font-size:12px;font-weight:700;letter-spacing:.08em;
  text-transform:uppercase;color:var(--gold);
}
.docs-now-kicker #roundTitle{
  font-family:Georgia,"Times New Roman",serif;font-size:18px;font-weight:400;
  letter-spacing:-.02em;text-transform:none;color:var(--ink);
}
.docs-now-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  background:linear-gradient(180deg,rgba(255,255,255,.04),transparent 32%),#0d110f;
  border:1px solid rgba(255,255,255,.08);
}
.docs-now-grid>div{padding:14px 12px 12px;border-right:1px solid rgba(255,255,255,.06);min-width:0}
.docs-now-grid>div:last-child{border-right:0}
.docs-now-grid b{
  display:block;font-family:Georgia,"Times New Roman",serif;
  font-size:clamp(15px,2vw,20px);font-weight:400;color:var(--ink);
  font-variant-numeric:tabular-nums;line-height:1.15;word-break:break-word;
}
.docs-now-grid span{
  display:block;margin-top:6px;font-size:11px;font-weight:700;
  letter-spacing:.12em;text-transform:uppercase;color:var(--muted);
}
.docs-now-grid span i{font-style:normal;margin-left:4px;color:var(--orange-ink)}
.gh-status{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 8px;border-radius:999px;font-size:11px;font-weight:700;
  letter-spacing:.06em;text-transform:uppercase;
}
.gh-status::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}
.gh-status.off{background:rgba(255,255,255,.06);color:#9a9388;border:1px solid rgba(255,255,255,.08)}
.gh-status.ready{background:rgba(80,180,110,.12);color:#b8f0c8;border:1px solid rgba(120,220,150,.22)}
@media(max-width:720px){
  .docs-now-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .docs-now-grid>div:nth-child(2n){border-right:0}
  .docs-now-grid>div:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.06)}
}

@media (max-width:1180px){
  nav.links > a.top{padding:8px 8px;font-size:14px}
}
@media (max-width:1100px){
  .shell,.shell.no-rail{grid-template-columns:var(--side) minmax(0,1fr)}
  .rail{display:none}
  .main{padding:40px 24px 72px}
}
@media (max-width:860px){
  .sb-toggle{display:flex}
  nav.links,.wbtn{display:none}
  .side{
    position:fixed;left:0;top:var(--top);z-index:30;width:min(var(--side),86vw);
    transform:translateX(-105%);transition:transform var(--t-mid) var(--ease);
    box-shadow:var(--shadow);
  }
  body.side-open .side{transform:none}
  .scrim{
    display:block;position:fixed;inset:var(--top) 0 0 0;background:rgba(4,7,6,.72);z-index:25;
    opacity:0;visibility:hidden;pointer-events:none;
    transition:opacity var(--t) var(--ease),visibility var(--t);
  }
  body.side-open .scrim{opacity:1;visibility:visible;pointer-events:auto}
  .shell,.shell.no-rail{grid-template-columns:1fr}
  .side-site{display:block}
  .main{padding:24px 16px 48px}
  .play-grid,.cut .split{grid-template-columns:1fr 1fr}
  .pair{grid-template-columns:1fr}
  .cut .split > div:nth-child(2){border-right:0}
  .docs-now-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .docs-now-grid>div:nth-child(2n){border-right:0}
  .docs-now-grid>div:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.06)}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  @view-transition{navigation:none}
  .brand{view-transition-name:none}
  *,*::before,*::after{
    animation-duration:.01ms!important;animation-iteration-count:1!important;
    transition-duration:.01ms!important;scroll-behavior:auto!important;
  }
}
@media print{
  :root{--ink:#111;--body:#333;--muted:#555;--paper:#fff;--soft:#f6f6f6;--felt:#fff}
  html{color-scheme:light}
  body,body::before,body::after{background:none}
  #topbar,.side,.rail,.banner,.sb-toggle,.scrim,.page-foot,.pager,.docs-now{display:none}
  .main{padding:0}
  .shell,.shell.no-rail{display:block}
}