/* ==========================================================================
   NORDAN — nordantoken.xyz
   Visual language: research brief.
   Warm paper, ink serif headings, ochre data accent, tabular figures.
   ========================================================================== */

/* ---- reset ------------------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,p,ul,ol,li,figure,blockquote,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
img,svg{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
table{border-collapse:collapse;width:100%}

/* ---- tokens ------------------------------------------------------------ */
:root{
  --paper:#f6f2ea;
  --paper-2:#fbf8f1;
  --card:#fffdf8;
  --ink:#17140e;
  --ink-2:#3a342a;
  --body:#4a4438;
  --muted:#7a7264;
  --rule:#ded4c1;
  --rule-2:#c9bda5;
  --ochre:#9a6220;
  --ochre-2:#b8781f;
  --brick:#8a3a24;

  --f-display:'Source Serif 4',Georgia,'Times New Roman',serif;
  --f-body:'Inter',system-ui,-apple-system,sans-serif;
  --f-mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;

  --maxw:1080px;
  --gutter:clamp(20px,5vw,44px);
  --ease:cubic-bezier(.2,.7,.25,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
}

/* ---- ground ------------------------------------------------------------ */
html{background:var(--paper)}
body{
  font-family:var(--f-body);
  font-size:clamp(16px,1.02vw,17.5px);
  line-height:1.75;
  color:var(--body);
  background:
    radial-gradient(900px 520px at 88% -10%,rgba(154,98,32,.07),transparent 62%),
    radial-gradient(760px 480px at 0% 2%,rgba(138,58,36,.05),transparent 60%),
    linear-gradient(180deg,#f7f3ec 0%,#f4efe6 55%,#f7f3ec 100%);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/></filter><rect width='120' height='120' filter='url(%23n)' opacity='.5'/></svg>");
  opacity:.28;mix-blend-mode:multiply;
}
/* faint ledger rules */
body::after{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:repeating-linear-gradient(180deg,rgba(120,100,70,.045) 0 1px,transparent 1px 34px);
  mask-image:linear-gradient(180deg,#000,transparent 92%);
}
.wrap{position:relative;z-index:2}
.shell{width:min(100% - 2*var(--gutter),var(--maxw));margin-inline:auto}

/* ---- type -------------------------------------------------------------- */
h1,h2,h3,h4{font-family:var(--f-display);color:var(--ink);font-weight:600;line-height:1.12;letter-spacing:-.012em}
h1{font-size:clamp(2.05rem,4.6vw,3.5rem);line-height:1.06}
h2{font-size:clamp(1.5rem,2.9vw,2.15rem);margin-bottom:.6em}
h3{font-size:clamp(1.06rem,1.5vw,1.24rem);font-family:var(--f-body);font-weight:600;letter-spacing:0}
p{margin-block:0 1.15em}
strong{color:var(--ink);font-weight:600}
a{color:var(--ochre);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--brick)}
em{font-style:italic}

.kicker{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--ochre);font-weight:500}
.lede{font-family:var(--f-display);font-size:clamp(1.12rem,1.6vw,1.34rem);line-height:1.55;color:var(--ink-2)}

/* ---- skip + focus ------------------------------------------------------ */
.skip{position:absolute;left:12px;top:-64px;z-index:100;background:var(--ink);color:var(--paper);
  padding:12px 18px;font-weight:600;transition:top .25s var(--ease)}
.skip:focus{top:12px}
:focus-visible{outline:2.5px solid var(--ochre);outline-offset:3px}

/* ---- masthead ---------------------------------------------------------- */
.masthead{border-bottom:2px solid var(--ink);padding-top:clamp(18px,3vw,30px)}
.masthead__in{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;
  padding-bottom:14px}
.wordmark{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none}
.wordmark:hover{text-decoration:none}
.wordmark b{font-family:var(--f-display);font-size:clamp(1.3rem,2.4vw,1.75rem);font-weight:700;letter-spacing:-.02em}
.wordmark small{display:block;font-family:var(--f-mono);font-size:.62rem;letter-spacing:.22em;
  text-transform:uppercase;color:var(--muted);margin-top:3px;font-weight:400}
.dateline{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.1em;color:var(--muted);
  text-align:right;text-transform:uppercase;line-height:1.7}
.dateline b{color:var(--ink);font-weight:500}
.masthead nav{border-top:1px solid var(--rule);padding:11px 0;display:flex;gap:clamp(14px,3vw,30px);overflow-x:auto}
.masthead nav a{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.09em;text-transform:uppercase;
  color:var(--muted);text-decoration:none;white-space:nowrap;padding:4px 0;border-bottom:2px solid transparent;
  transition:color .25s var(--ease),border-color .25s var(--ease)}
.masthead nav a:hover{color:var(--ink);border-bottom-color:var(--ochre)}

/* ---- hero -------------------------------------------------------------- */
.hero{padding:clamp(40px,6vw,78px) 0 clamp(26px,3.5vw,44px)}
.hero__top{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:clamp(24px,4vw,54px);align-items:end}
.hero h1{max-width:17ch;margin:.4em 0 .5em}
.hero .lede{max-width:54ch}
.bignum{text-align:right;border-left:1px solid var(--rule-2);padding-left:clamp(20px,3vw,38px)}
.bignum b{display:block;font-family:var(--f-display);font-size:clamp(2.4rem,6.4vw,4.6rem);
  line-height:.95;color:var(--ink);font-weight:600;letter-spacing:-.03em}
.bignum span{display:block;font-family:var(--f-mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--ochre);margin-top:12px}
.bignum em{display:block;font-family:var(--f-mono);font-size:.7rem;color:var(--muted);font-style:normal;margin-top:6px}

/* ---- reading column ---------------------------------------------------- */
.doc{width:min(100% - 2*var(--gutter),760px);margin-inline:auto;padding-bottom:clamp(50px,7vw,96px)}
.sect{padding-block:clamp(26px,3.4vw,44px);border-top:1px solid var(--rule)}
.sect:first-child{border-top:0;padding-top:clamp(14px,2vw,22px)}
.sect__hd{display:flex;align-items:baseline;gap:16px;margin-bottom:1em}
.sect__n{font-family:var(--f-mono);font-size:.78rem;color:var(--ochre);font-weight:500;flex:0 0 auto;
  padding-top:.35em}
.sect__hd h2{margin:0}
.prose p{margin-bottom:1.15em}
.prose ul{margin:0 0 1.2em;display:flex;flex-direction:column;gap:.5em}
.prose li{padding-left:1.6em;position:relative}
.prose li::before{content:"\2014";position:absolute;left:0;color:var(--ochre);font-family:var(--f-mono)}

/* key figure callout */
.keyfig{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1px;
  background:var(--rule);border:1px solid var(--rule);margin:1.7em 0}
.keyfig div{background:var(--card);padding:20px 18px}
.keyfig b{display:block;font-family:var(--f-display);font-size:clamp(1.5rem,3.4vw,2.1rem);color:var(--ink);
  letter-spacing:-.02em;line-height:1}
.keyfig span{display:block;font-family:var(--f-mono);font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);margin-top:9px}

/* aside note */
.note{margin:1.6em 0;padding:16px 20px;background:var(--paper-2);border-left:3px solid var(--ochre);
  font-size:.92rem;color:var(--ink-2)}
.note b{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ochre);
  display:block;margin-bottom:6px}
.note p:last-child{margin-bottom:0}

/* ---- allocation bar ---------------------------------------------------- */
.alloc{margin:1.9em 0 1.2em;border:1px solid var(--rule);background:var(--card);padding:clamp(18px,3vw,26px)}
.alloc__lab{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);margin-bottom:16px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.bar{display:flex;height:34px;width:100%;border:1px solid var(--ink);overflow:hidden}
.bar span{flex:0 0 var(--w);min-width:0;display:flex;align-items:center;justify-content:center;
  font-family:var(--f-mono);font-size:.62rem;color:#fff;font-weight:500;overflow:hidden;
  transition:flex-basis 1.05s var(--ease-out),filter .25s var(--ease)}
.bar span:hover{filter:brightness(1.18)}
.legend{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:9px 22px;margin-top:20px}
.legend li{display:grid;grid-template-columns:14px 1fr auto;gap:10px;align-items:center;font-size:.85rem}
.legend i{width:14px;height:14px;border:1px solid rgba(0,0,0,.25);display:block}
.legend b{font-family:var(--f-mono);font-weight:500;color:var(--ink)}

/* ---- table ------------------------------------------------------------- */
.tbl-wrap{overflow-x:auto;margin:1.7em 0;border:1px solid var(--rule)}
table{font-size:.9rem;min-width:560px}
caption{caption-side:top;text-align:left;font-family:var(--f-mono);font-size:.68rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--muted);padding:14px 16px;border-bottom:1px solid var(--rule);
  background:var(--paper-2)}
th,td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--rule);vertical-align:top}
thead th{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink);
  background:var(--paper-2);font-weight:500;border-bottom:1.5px solid var(--ink)}
tbody tr:last-child td{border-bottom:0}
tbody tr:nth-child(even){background:rgba(154,98,32,.028)}
td.num,th.num{text-align:right;font-family:var(--f-mono)}
td strong{color:var(--ink)}

/* ---- figure ------------------------------------------------------------ */
figure.inline{margin:2em 0;border:1px solid var(--rule);background:var(--card)}
figure.inline img{width:100%;height:clamp(200px,32vw,360px);object-fit:cover;filter:saturate(.82) contrast(1.02)}
figure.inline figcaption{padding:12px 16px;font-size:.82rem;color:var(--muted);border-top:1px solid var(--rule)}
figure.inline figcaption b{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--ochre);display:block;margin-bottom:4px}

/* ---- flywheel ---------------------------------------------------------- */
.wheel{margin:1.8em 0;display:flex;flex-direction:column;gap:0}
.wheel li{display:grid;grid-template-columns:auto 1fr auto;gap:16px;align-items:center;
  padding:15px 4px;border-bottom:1px dashed var(--rule-2)}
.wheel li:last-child{border-bottom:0}
.wheel em{font-family:var(--f-mono);font-size:.72rem;color:var(--ochre);font-style:normal}
.wheel b{font-family:var(--f-display);font-size:1.04rem;color:var(--ink);font-weight:600}
.wheel i{font-family:var(--f-mono);font-size:.8rem;color:var(--muted);font-style:normal}

/* ---- faq --------------------------------------------------------------- */
.faq{margin-top:1.4em}
.faq details{border-bottom:1px solid var(--rule)}
.faq summary{cursor:pointer;padding:18px 40px 18px 30px;position:relative;font-family:var(--f-display);
  font-size:1.06rem;color:var(--ink);list-style:none;font-weight:600}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"?";position:absolute;left:0;top:50%;transform:translateY(-50%);
  font-family:var(--f-mono);font-size:.8rem;color:var(--ochre);font-weight:500}
.faq summary::after{content:"";position:absolute;right:8px;top:50%;width:9px;height:9px;
  border-right:1.5px solid var(--ochre);border-bottom:1.5px solid var(--ochre);
  transform:translateY(-70%) rotate(45deg);transition:transform .3s var(--ease)}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq summary:hover{color:var(--ochre)}
.faq .a{padding:0 0 20px 30px;font-size:.95rem}
.faq .a p:last-child{margin-bottom:0}

/* ---- reveal ------------------------------------------------------------ */
.rv{opacity:0;transform:translateY(14px);transition:opacity .8s var(--ease-out),transform .8s var(--ease-out)}
.rv.in{opacity:1;transform:none}
.no-js .rv{opacity:1;transform:none}

/* ---- footer ------------------------------------------------------------ */
.ftr{border-top:2px solid var(--ink);background:linear-gradient(180deg,transparent,rgba(154,98,32,.05));
  padding:clamp(40px,6vw,64px) 0 30px}
.ftr__top{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.5fr);gap:clamp(26px,5vw,56px);
  padding-bottom:30px;border-bottom:1px solid var(--rule)}
.ftr__brand b{font-family:var(--f-display);font-size:1.25rem;color:var(--ink);font-weight:700;
  display:flex;align-items:center;gap:10px}
.ftr__brand p{margin-top:12px;font-size:.88rem;color:var(--muted);max-width:38ch}
.linknet__label{font-family:var(--f-mono);font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--muted);font-weight:500;margin-bottom:14px}
.linknet ul{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:9px 22px}
.linknet a{display:block;font-size:.85rem;padding:6px 0;text-decoration:none;color:var(--ink-2);
  border-bottom:1px solid transparent;transition:border-color .25s var(--ease),color .25s var(--ease)}
.linknet a:hover{color:var(--ochre);border-bottom-color:var(--rule-2)}
.linknet small{display:block;font-family:var(--f-mono);font-size:.66rem;color:var(--muted)}
.ftr__legal{padding-top:22px;display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;
  font-family:var(--f-mono);font-size:.7rem;color:var(--muted)}

/* ---- responsive -------------------------------------------------------- */
@media (max-width:900px){
  .hero__top{grid-template-columns:1fr;gap:26px}
  .bignum{text-align:left;border-left:0;border-top:1px solid var(--rule-2);padding-left:0;padding-top:22px}
  .ftr__top{grid-template-columns:1fr;gap:30px}
}
@media (max-width:600px){
  .masthead__in{align-items:flex-start}
  .dateline{text-align:left}
  .sect__hd{gap:12px}
  .keyfig{grid-template-columns:1fr 1fr}
  .bar span{font-size:0}
  .bar{height:30px}
  .wheel li{grid-template-columns:auto 1fr;gap:6px 14px}
  .wheel i{grid-column:2}
  .ftr__legal{flex-direction:column;gap:9px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .rv{opacity:1;transform:none}
}