/* ============================================================
   HUMANSCAN — a dark instrument that happens to be readable
   ============================================================ */
:root{
  --void:#08090a;
  --panel:#0e1012;
  --line:#1e2226;
  --line2:#2a3036;
  --text:#e9e5dd;          /* 15.6:1 on --void */
  --mute:#a39d93;          /*  8.1:1 on --void */
  --dim:#8b857b;           /*  5.45:1 on --void — measured, not estimated */
  --red:#ff4a2b;
  --red-dim:#c0341a;
  --serif:"Newsreader",Georgia,"Times New Roman",serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --gut:clamp(20px,5vw,40px);
  --measure:68ch;
  color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;background:var(--void);color:var(--text);
  font-family:var(--serif);font-size:19px;font-weight:300;line-height:1.66;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}

/* browser surfaces belong to the design too */
::selection{background:var(--red);color:#0a0604}
:focus-visible{outline:2px solid var(--red);outline-offset:3px;border-radius:1px}
a{color:var(--text);text-decoration-color:var(--red-dim);text-underline-offset:.22em;
  text-decoration-thickness:1px}
a:hover{text-decoration-color:var(--red)}
* {scrollbar-color:var(--line2) var(--void);scrollbar-width:thin}
::-webkit-scrollbar{width:11px;height:11px}
::-webkit-scrollbar-track{background:var(--void)}
::-webkit-scrollbar-thumb{background:var(--line2);border:3px solid var(--void);border-radius:6px}
::-webkit-scrollbar-thumb:hover{background:#3a4148}
img{max-width:100%;height:auto;display:block}

/* ── masthead ───────────────────────────────────────────────── */
.mast{
  position:sticky;top:0;z-index:10;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:14px var(--gut);
  background:rgba(8,9,10,.86);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;
  font-family:var(--mono);font-size:14px;letter-spacing:.28em;text-transform:uppercase;
  color:var(--text)}
.brand i{font-style:normal;color:var(--red)}
.brand img{width:30px;height:30px;flex:none}
.mast-note{margin:0;font-family:var(--mono);font-size:11.5px;letter-spacing:.09em;
  color:var(--dim)}

/* ── opening ────────────────────────────────────────────────── */
.open{padding:0 0 clamp(40px,7vw,72px)}
.open-fig{margin:0;position:relative;overflow:hidden;background:var(--void)}
/* The image is visible by default and the reveal only settles it — hiding
   content behind a class that JavaScript must add is a blank page waiting to
   happen. */
.open-fig img{width:100%;transform:scale(1.04);filter:blur(6px)}
body.ready .open-fig img{
  transform:scale(1);filter:blur(0);
  transition:transform 2.4s cubic-bezier(.16,1,.3,1),filter 1.6s cubic-bezier(.16,1,.3,1);
}
@media (prefers-reduced-motion:reduce){
  .open-fig img{transform:none;filter:none}
  body.ready .open-fig img{transition:none}
}
.open-fig::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(to bottom,transparent 52%,var(--void) 97%);
}
.open-text{max-width:var(--measure);margin:clamp(-64px,-6vw,-40px) auto 0;
  padding:0 var(--gut);position:relative;z-index:2}
h1{
  font-size:clamp(34px,6.1vw,64px);line-height:1.04;letter-spacing:-.026em;
  font-weight:700;margin:0 0 22px;text-wrap:balance;
}
.lede{font-size:clamp(19px,2.3vw,23px);line-height:1.52;color:var(--mute);
  font-weight:300;margin:0;max-width:58ch}

/* ── reading ────────────────────────────────────────────────── */
.read{max-width:var(--measure);margin:0 auto;padding:0 var(--gut)}
.read p{margin:0 0 22px}
.read .first::first-letter{
  float:left;font-size:3.35em;line-height:.82;font-weight:600;
  padding:.06em .12em 0 0;color:var(--red);
}
h2{font-size:clamp(25px,3.6vw,36px);line-height:1.22;letter-spacing:-.018em;
  font-weight:600;margin:clamp(46px,7vw,72px) 0 18px;text-wrap:balance}
h3{font-family:var(--mono);font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;
  font-weight:500;margin:0 0 12px;color:var(--red)}
b,strong{font-weight:600;color:#fff}
i,em{font-style:italic}

/* ── quotations ─────────────────────────────────────────────── */
blockquote{
  margin:clamp(34px,5vw,52px) 0;padding:0;border:0;
}
blockquote p{
  font-size:clamp(21px,2.9vw,29px);line-height:1.34;letter-spacing:-.012em;
  font-weight:400;color:#fff;margin:0 0 18px;text-wrap:pretty;
}
blockquote cite{
  display:block;font-style:normal;font-family:var(--mono);
  font-size:12.5px;letter-spacing:.06em;color:var(--mute);
}
blockquote cite span{display:block;margin-top:5px;color:var(--dim)}

/* ── full-bleed figure ──────────────────────────────────────── */
.wide{margin:clamp(46px,7vw,76px) 0;padding:0}
.wide img{width:100%;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.wide figcaption{
  max-width:var(--measure);margin:16px auto 0;padding:0 var(--gut);
  font-size:15px;line-height:1.55;color:var(--mute);
}
.wide figcaption b{display:block;color:var(--text);font-weight:400;margin-bottom:4px}

/* ── the arithmetic ─────────────────────────────────────────── */
.sum{max-width:var(--measure);margin:clamp(34px,5vw,52px) auto;padding:0 var(--gut)}
.sum-row{display:flex;align-items:baseline;justify-content:space-between;gap:20px;
  padding:15px 0;border-bottom:1px solid var(--line)}
.sum-l{font-size:16px;color:var(--mute)}
.sum-v{font-family:var(--mono);font-size:clamp(17px,2.2vw,21px);font-weight:500;
  white-space:nowrap}
.sum-total{border-bottom-color:var(--line2);padding-top:19px}
.sum-total .sum-l{color:var(--text)}
.sum-total .sum-v{font-size:clamp(26px,4.4vw,40px);color:var(--red);letter-spacing:-.02em}
.sum-note{margin:14px 0 0;font-size:15px;color:var(--dim);line-height:1.55}

/* ── the ladder ─────────────────────────────────────────────── */
.ladder{max-width:var(--measure);margin:clamp(28px,4vw,44px) auto;padding:0 var(--gut)}
.ladder ol{list-style:none;margin:0;padding:0}
.ladder li{padding:19px 0;border-bottom:1px solid var(--line)}
.ladder p{margin:0}
.lad-n{font-family:var(--mono);font-size:clamp(19px,2.6vw,25px);font-weight:500;
  letter-spacing:-.015em;line-height:1.32}
.lad-name{font-size:17px;color:var(--text);margin-top:3px!important}
.lad-meta{font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;
  color:var(--dim);margin-top:5px!important}
.lad-bar{height:2px;background:var(--line);margin-top:13px;overflow:hidden}
.lad-bar i{display:block;height:100%;background:var(--line2)}
.lad-now .lad-n{color:var(--red)}
.lad-now .lad-bar i{background:var(--red-dim)}
.lad-open .lad-n{color:#fff}
.lad-open .lad-bar i{background:linear-gradient(to right,var(--line2),var(--red))}
.lad-note{margin:14px 0 0;font-size:14px;color:var(--dim)}

/* ── established / not ──────────────────────────────────────── */
.split{max-width:var(--measure);margin:clamp(38px,6vw,60px) auto;padding:0 var(--gut);
  display:grid;gap:clamp(24px,4vw,40px);grid-template-columns:1fr 1fr}
.split > div{padding-top:16px;border-top:1px solid var(--line2)}
.split > div:last-child{border-top-color:var(--red-dim)}
.split p{margin:0;font-size:16.5px;line-height:1.58;color:var(--mute)}
@media (max-width:640px){.split{grid-template-columns:1fr}}

/* ── token ──────────────────────────────────────────────────── */
.token{max-width:var(--measure);margin:clamp(56px,9vw,96px) auto 0;padding:clamp(34px,5vw,48px) var(--gut) 0;
  border-top:1px solid var(--line2)}
.token h2{margin-top:0}
.token p{margin:0 0 20px}
.token-next{font-size:17px;color:var(--mute)}
.token-next b{font-family:var(--mono);font-size:16px;color:var(--red);font-weight:500}
.buy{display:block;width:min(340px,100%);margin:12px 0 0;padding:17px 24px;text-align:center;
  text-decoration:none;font-family:var(--mono);font-size:11.5px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--void);background:var(--text);
  transition:transform .18s cubic-bezier(.16,1,.3,1),box-shadow .18s ease}
.buy:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(0,0,0,.66)}
.buy[aria-disabled="true"]{background:transparent;color:var(--dim);
  border:1px solid var(--line2);cursor:default}
.buy[aria-disabled="true"]:hover{transform:none;box-shadow:none;color:var(--mute)}

/* ── sources ────────────────────────────────────────────────── */
.sources{max-width:var(--measure);margin:0 auto;padding:0 var(--gut)}
.sources ol{margin:0;padding-left:20px;font-size:15.5px;line-height:1.6;color:var(--mute)}
.sources li{margin-bottom:12px}
.sources li::marker{color:var(--dim)}

/* ── footer ─────────────────────────────────────────────────── */
footer{margin-top:clamp(56px,9vw,90px);padding:24px var(--gut) calc(env(safe-area-inset-bottom) + 36px);
  border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
footer p{margin:0;font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;color:var(--dim)}

@media (max-width:600px){
  body{font-size:18px}
  .open-text{margin-top:-26px}
  .read .first::first-letter{font-size:2.9em}
}