:root{
  --ink:#0B0B0D;
  --ink-2:#1C1C1E;
  --paper:#0B0B0D;
  --paper-2:#1C1C1E;
  --surface:#1C1C1E;
  --graphite:#F2F2F3;
  --steel:#9A9AA1;
  --steel-ink:#9A9AA1;
  --cream:#F2F2F3;
  --cream-dim: rgba(242,242,243,0.62);
  --cardinal:#E0E0E2;
  --cardinal-dark:#B8B8BC;
  --cardinal-tint: rgba(224,224,226,0.14);
  --line-light: rgba(242,242,243,0.12);
  --line-dark: rgba(242,242,243,0.16);
  --maxw: 1180px;
  --display: 'Sora', 'Inter', sans-serif;
  --body: 'Inter', sans-serif;
  --mono: 'IBM Plex Mono', monospace;
  --math-bg: url("data:image/svg+xml;base64,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");
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto;} }

body{
  background:var(--math-bg) repeat, var(--ink);
  color:var(--graphite);
  font-family:var(--body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

img,svg{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}

a:focus-visible, button:focus-visible{
  outline:2px solid var(--cardinal);
  outline-offset:3px;
}

.wrap{
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 32px;
}

.eyebrow{
  font-family:var(--mono);
  font-size:0.72rem;
  letter-spacing:0.16em;
  text-transform:uppercase;
  color:var(--cardinal);
  display:flex;
  align-items:center;
  gap:10px;
}
.eyebrow::before{
  content:"";
  width:16px;height:1px;
  background:var(--cardinal);
  display:inline-block;
}

h1,h2,h3{
  font-family:var(--display);
  font-weight:600;
  letter-spacing:-0.01em;
  color:var(--graphite);
}

p{
  text-align:justify;
  text-align-last:left;
  hyphens:auto;
  -webkit-hyphens:auto;
  -ms-hyphens:auto;
}

section{padding:112px 0;}
@media (max-width:720px){ section{padding:76px 0;} }

/* ---------- reveal on scroll ---------- */
.reveal{opacity:0; transform:translateY(16px); transition:opacity .7s ease, transform .7s ease;}
.reveal.in-view{opacity:1; transform:translateY(0);}
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1; transform:none; transition:none;}
}

/* ---------- nav ---------- */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:100;
  padding:22px 0;
  transition:background .35s ease, padding .35s ease, border-color .35s ease;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(11,11,13,0.92);
  backdrop-filter:blur(6px);
  padding:14px 0;
  border-bottom:1px solid var(--line-dark);
}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;}
.brand{
  display:flex;align-items:center;gap:10px;
  font-family:var(--mono);
  font-size:0.92rem;
  letter-spacing:0.08em;
  color:var(--cream);
}
.brand .mark{flex-shrink:0;}
.navlinks{display:flex;align-items:center;gap:26px;}
.navlinks a{
  font-family:var(--mono);
  font-size:0.78rem;
  letter-spacing:0.06em;
  text-transform:uppercase;
  color:var(--cream-dim);
  transition:color .25s ease;
  padding-bottom:4px;
  border-bottom:1px solid transparent;
}
.navlinks a:hover{color:var(--cream);}
.navlinks a.active{color:var(--cream); border-bottom-color:var(--cardinal);}
.nav-toggle{
  display:none;
  background:none;border:1px solid var(--line-dark);
  color:var(--cream);
  font-family:var(--mono);
  font-size:0.7rem;
  letter-spacing:0.1em;
  padding:8px 12px;
  cursor:pointer;
}
@media (max-width:820px){
  .navlinks{
    position:fixed; top:0; right:0;
    height:100vh; width:min(78vw,320px);
    background:var(--ink-2);
    flex-direction:column; align-items:flex-start;
    justify-content:center; gap:28px;
    padding:32px;
    transform:translateX(100%);
    transition:transform .4s ease;
    border-left:1px solid var(--line-dark);
  }
  .navlinks.open{transform:translateX(0);}
  .navlinks a{font-size:0.95rem;}
  .nav-toggle{display:inline-block;}
}

/* ---------- buttons ---------- */
.btn{
  font-family:var(--mono);
  font-size:0.78rem;
  letter-spacing:0.06em;
  text-transform:uppercase;
  padding:14px 24px;
  border:1px solid var(--cardinal);
  color:var(--cream);
  background:transparent;
  transition:background .25s ease, color .25s ease;
  display:inline-block;
  cursor:pointer;
}
.btn:hover{background:var(--cardinal); color:var(--ink);}
.btn.solid{background:var(--cardinal); color:var(--ink);}
.btn.solid:hover{background:var(--cardinal-dark); border-color:var(--cardinal-dark); color:var(--ink);}
.btn.ghost{border-color:var(--line-dark); color:var(--cream-dim);}
.btn.ghost:hover{border-color:var(--cream); color:var(--cream); background:transparent;}
.btn.on-paper{border-color:var(--cardinal); color:var(--graphite);}
.btn.on-paper:hover{background:var(--cardinal); color:var(--ink);}

/* ---------- hero (home only) ---------- */
.hero{
  background:radial-gradient(ellipse 100% 60% at 50% -10%, rgba(212,175,55,0.22), transparent 65%), var(--math-bg) repeat, var(--ink);
  color:var(--cream);
  padding:180px 0 0 0;
  position:relative;
  overflow:hidden;
}
.hero .wrap{position:relative;z-index:2;}
.hero-eyebrow{
  font-family:var(--mono); font-size:0.75rem; letter-spacing:0.18em;
  text-transform:uppercase; color:var(--cardinal);
  display:flex; align-items:center; gap:10px; margin-bottom:28px;
}
.hero-eyebrow::before{content:"";width:16px;height:1px;background:var(--cardinal);}
.hero h1{
  color:var(--cream);
  font-size:clamp(2.1rem, 4.8vw, 3.8rem);
  line-height:1.15;
  max-width:16ch;
  margin-bottom:28px;
}
.hero h1 em{font-style:normal; color:var(--cardinal);}
.hero p.lead{
  color:var(--cream-dim);
  font-size:1.1rem;
  max-width:46ch;
  margin-bottom:52px;
}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:64px;}

/* 3D quant-surface background layer */
.canvas3d-mount{
  position:absolute; top:0; left:0; right:0; height:760px;
  z-index:1; pointer-events:none; overflow:hidden;
  -webkit-mask-image:linear-gradient(to bottom, black 0%, black 55%, transparent 100%);
  mask-image:linear-gradient(to bottom, black 0%, black 55%, transparent 100%);
}
.canvas3d-mount canvas{display:block; width:100%; height:100%;}

/* signature diagram */
.diagram-wrap{border-top:1px solid var(--line-dark); padding-top:36px;}
.diagram-labels{
  display:flex; justify-content:space-between;
  font-family:var(--mono); font-size:0.7rem; letter-spacing:0.1em;
  text-transform:uppercase; color:var(--steel-ink);
  margin-bottom:6px;
}
.diagram-labels span.tag-cardinal{color:var(--cardinal);}
.diagram svg{width:100%;height:auto;display:block;}

.path-draw{
  stroke-dasharray:1000;
  stroke-dashoffset:1000;
  animation:draw 2.1s cubic-bezier(.4,0,.2,1) forwards;
}
@keyframes draw{ to{ stroke-dashoffset:0; } }
@media (prefers-reduced-motion: reduce){
  .path-draw{animation:none; stroke-dashoffset:0;}
}

/* ticker */
.ticker{border-top:1px solid var(--line-dark); overflow:hidden; padding:16px 0; white-space:nowrap;}
.ticker-track{display:inline-flex; animation:scrollTicker 34s linear infinite;}
@media (prefers-reduced-motion: reduce){ .ticker-track{animation:none;} }
.ticker:hover .ticker-track{animation-play-state:paused;}
@keyframes scrollTicker{ from{transform:translateX(0);} to{transform:translateX(-50%);} }
.ticker-item{
  font-family:var(--mono); font-size:0.78rem; letter-spacing:0.04em;
  color:var(--steel-ink); display:flex; align-items:center; gap:10px;
  padding:0 26px; border-right:1px solid var(--line-dark);
}
.ticker-item .dot{color:var(--cardinal);}
.ticker-item.up{color:var(--cream-dim);}

/* ---------- page header (Who We Are / What We Do / Contact) ---------- */
.page-header{
  background:radial-gradient(ellipse 100% 90% at 50% -10%, rgba(212,175,55,0.20), transparent 65%), var(--math-bg) repeat, var(--ink);
  color:var(--cream);
  padding:168px 0 64px 0;
  position:relative;
  overflow:hidden;
}
.page-header .wrap{position:relative; z-index:2;}
.page-header .eyebrow{margin-bottom:22px;}
.page-header h1{
  color:var(--cream);
  font-size:clamp(1.9rem,4vw,2.8rem);
  max-width:20ch;
  line-height:1.2;
  margin-bottom:20px;
}
.page-header p.lead{color:var(--cream-dim); max-width:54ch; font-size:1.05rem;}

/* ---------- home teaser rows ---------- */
.teaser{background:var(--math-bg) repeat, var(--paper);}
.teaser .wrap{display:grid; grid-template-columns:0.8fr 1.2fr; gap:64px; align-items:start;}
@media (max-width:880px){ .teaser .wrap{grid-template-columns:1fr; gap:28px;} }
.teaser h2{font-size:clamp(1.4rem,2.6vw,1.9rem); margin-top:14px;}
.teaser .col-right p{color:var(--steel); max-width:58ch; margin-bottom:18px; font-size:1.02rem;}
.teaser .col-right p:last-child{margin-bottom:22px;}
.teaser-link{
  font-family:var(--mono); font-size:0.78rem; letter-spacing:0.06em; text-transform:uppercase;
  color:var(--cardinal); border-bottom:1px solid transparent; display:inline-block;
}
.teaser-link:hover{border-bottom-color:var(--cardinal);}

.mini-panels{display:grid; grid-template-columns:1fr 1fr 1fr; gap:1px; background:var(--line-light); border:1px solid var(--line-light); margin-top:8px;}
@media (max-width:900px){ .mini-panels{grid-template-columns:1fr 1fr;} }
@media (max-width:600px){ .mini-panels{grid-template-columns:1fr;} }
.mini-panel{background:var(--surface); padding:32px 30px;}
.asset-panel{text-align:center; padding:44px 30px;}
.asset-panel h3{font-size:1.3rem; margin-bottom:0;}
.mini-panel .panel-tag{
  font-family:var(--mono); font-size:0.68rem; letter-spacing:0.12em; text-transform:uppercase;
  color:var(--cardinal); margin-bottom:16px; display:block;
}
.mini-panel h3{font-size:1.15rem; margin-bottom:10px;}
.mini-panel p{color:var(--steel); font-size:0.94rem; margin-bottom:14px;}

/* ---------- approach ---------- */
.approach .wrap{
  display:grid; grid-template-columns:0.85fr 1.15fr; gap:64px; align-items:start;
}
@media (max-width:880px){ .approach .wrap{grid-template-columns:1fr;gap:28px;} }
.approach h2{font-size:clamp(1.4rem,2.6vw,1.9rem); margin:14px 0 0 0;}

/* ---------- article (Insights page) ---------- */
.article-wrap{max-width:720px; margin:0 auto;}
.article-meta{
  font-family:var(--mono); font-size:0.76rem; letter-spacing:0.08em; text-transform:uppercase;
  color:var(--cardinal); margin-bottom:36px;
}
.article-wrap h2{font-size:clamp(1.25rem,2.2vw,1.55rem); margin:48px 0 18px 0;}
.article-wrap p{color:var(--steel); font-size:1.04rem; line-height:1.75; margin-bottom:20px;}
.article-footer-link{
  margin-top:36px; padding-top:28px; border-top:1px solid var(--line-light);
  font-size:0.98rem; color:var(--steel);
}
.approach .col-right p{color:var(--steel); max-width:58ch; margin-bottom:18px; font-size:1.02rem;}
.approach .col-right p:last-child{margin-bottom:0;}

/* ---------- strategies ---------- */
.strategies{background:var(--math-bg) repeat, var(--paper);}
.strategies-head{margin-bottom:56px;max-width:64ch;}
.strategies-head h2{font-size:clamp(1.4rem,2.6vw,1.9rem); margin-top:14px;}
.strategies-head p{color:var(--steel); margin-top:18px; font-size:1.02rem;}
.panels{
  display:grid; grid-template-columns:1fr 1fr 1fr; gap:1px;
  background:var(--line-light); border:1px solid var(--line-light);
}
@media (max-width:960px){ .panels{grid-template-columns:1fr 1fr;} }
@media (max-width:640px){ .panels{grid-template-columns:1fr;} }
.panel{background:var(--surface); padding:40px 34px;}
.panel .panel-tag{
  font-family:var(--mono); font-size:0.7rem; letter-spacing:0.12em; text-transform:uppercase;
  color:var(--cardinal); margin-bottom:22px; display:block;
}
.panel h3{font-size:1.35rem; margin-bottom:16px;}
.panel p{color:var(--steel); margin-bottom:14px; font-size:0.95rem;}
.panel svg{margin-bottom:26px;}
.strategies-note{
  margin-top:40px; padding-top:32px; border-top:1px solid var(--line-light);
  color:var(--steel); font-size:0.98rem; max-width:70ch;
}

/* ---------- edge / tenets (dark band) ---------- */
.edge{background:var(--math-bg) repeat, var(--ink-2); color:var(--cream);}
.edge .eyebrow{color:var(--cardinal);}
.edge h2{color:var(--cream); font-size:clamp(1.4rem,2.6vw,1.9rem); margin:14px 0 56px 0; max-width:24ch;}
.tenets{
  display:grid; grid-template-columns:repeat(2,1fr); gap:1px;
  background:var(--line-dark); border-top:1px solid var(--line-dark); border-bottom:1px solid var(--line-dark);
}
@media (max-width:720px){ .tenets{grid-template-columns:1fr;} }
.tenet{background:var(--ink-2); padding:34px 36px;}
.tenet .code{font-family:var(--mono); font-size:0.72rem; letter-spacing:0.14em; color:var(--cardinal); display:block; margin-bottom:14px;}
.tenet h4{font-family:var(--display); font-weight:600; font-size:1.05rem; color:var(--cream); margin-bottom:10px;}
.tenet p{color:var(--cream-dim); font-size:0.95rem;}

/* ---------- culture (Who We Are) ---------- */
.culture .wrap{max-width:66ch;}
.culture h2{font-size:clamp(1.3rem,2.4vw,1.7rem); margin:14px 0 18px 0;}
.culture p{color:var(--steel); font-size:1.02rem; max-width:56ch;}

/* ---------- fcol (reused in shared footer for email) ---------- */
.fcol h5{
  font-family:var(--mono); font-size:0.7rem; letter-spacing:0.12em; text-transform:uppercase;
  color:var(--steel); margin-bottom:18px;
}
.fcol a, .fcol span{display:block; color:var(--graphite); font-size:0.98rem; margin-bottom:10px;}
.fcol a{color:var(--cardinal);}
.fcol a:hover{border-bottom:1px solid var(--cardinal);}

/* ---------- shared site footer ---------- */
.site-footer{background:var(--math-bg) repeat, var(--ink); color:var(--cream); padding:64px 0 32px 0;}
.site-footer .footer-inner{
  display:flex; justify-content:space-between; align-items:flex-start; flex-wrap:wrap; gap:32px;
  padding-bottom:32px; border-bottom:1px solid var(--line-dark); margin-bottom:24px;
}
.site-footer .brand{margin-bottom:12px;}
.site-footer .legal{
  font-family:var(--mono); font-size:0.72rem; line-height:1.7; color:var(--steel-ink); max-width:70ch;
}
.copyright{
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px;
  font-family:var(--mono); font-size:0.72rem; color:var(--steel-ink); letter-spacing:0.04em;
}

::selection{background:var(--cardinal); color:var(--ink);}