:root{
  --ink:#05070d;
  --ink2:#080c15;
  --paper:#e9e3d6;
  --paper-dim:#a9a396;
  --paper-faint:#6f6d66;
  --gold:#e0a94a;
  --gold-soft:#c99542;
  --steel:#8fa6c8;
  --rule:rgba(233,227,214,.14);
  --wrap:min(1180px, 92vw);
  --col:min(660px, 92vw);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--ink);color:var(--paper);
  font-family:Spectral,Georgia,serif;font-size:19px;line-height:1.68;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img,canvas{max-width:100%;display:block}
a{color:inherit}

/* ---------------------------------------------------------------- chrome */
.home-link,.lang-switch{
  position:fixed;top:14px;z-index:60;font-family:Inter,system-ui,sans-serif;
  font-size:12px;letter-spacing:.06em;text-transform:uppercase;
  color:var(--paper-dim);text-decoration:none;
  background:rgba(5,7,13,.62);backdrop-filter:blur(8px);
  padding:6px 11px;border-radius:99px;border:1px solid var(--rule);
}
.home-link{left:14px}
.lang-switch{right:14px;letter-spacing:.1em}
.lang-switch a{text-decoration:none;color:var(--paper-faint)}
.lang-switch a.active{color:var(--gold)}
.home-link:hover{color:var(--paper)}

/* ---------------------------------------------------------------- hero */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;overflow:hidden}
.hero-sky{position:absolute;inset:0}
.hero-sky canvas{width:100%;height:100%}
.hero .veil{
  position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(to bottom,rgba(5,7,13,.72) 0%,rgba(5,7,13,0) 26%,rgba(5,7,13,.30) 52%,rgba(5,7,13,.93) 88%,var(--ink) 100%);
}
.hero .inner{position:relative;width:var(--wrap);margin:0 auto;padding:0 0 8vh}
.eyebrow{
  font-family:Inter,system-ui,sans-serif;font-size:11.5px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--gold);margin:0 0 18px
}
h1{
  font-family:'EB Garamond',Garamond,serif;font-weight:500;
  font-size:clamp(2.6rem,7.4vw,5.6rem);line-height:1.01;letter-spacing:-.015em;
  margin:0 0 22px;max-width:16ch;
}
h1 em{font-style:italic;color:var(--gold)}
.lede{max-width:60ch;color:#d6d0c4;font-size:clamp(1.02rem,1.5vw,1.22rem);line-height:1.62;margin:0}
.scrollcue{
  display:inline-block;margin-top:26px;font-family:Inter,sans-serif;font-size:12px;
  letter-spacing:.14em;text-transform:uppercase;color:var(--paper-dim);text-decoration:none;
  border-bottom:1px solid var(--rule);padding-bottom:5px
}
.scrollcue:hover{color:var(--gold);border-color:var(--gold)}

/* ---------------------------------------------------------------- article */
article{position:relative;z-index:2;background:var(--ink);padding-bottom:6vh}
section{padding:min(11vh,96px) 0}
.wrap{width:var(--wrap);margin:0 auto}
.col{width:var(--col);margin:0 auto}
.marker{
  font-family:Inter,sans-serif;font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--gold);margin:0 0 14px
}
h2{
  font-family:'EB Garamond',Garamond,serif;font-weight:500;
  font-size:clamp(1.85rem,4vw,2.9rem);line-height:1.12;letter-spacing:-.01em;margin:0 0 22px;
}
h3{
  font-family:'EB Garamond',Garamond,serif;font-weight:600;
  font-size:1.32rem;line-height:1.25;margin:34px 0 10px;
}
p{margin:0 0 20px}
.col p:last-child{margin-bottom:0}
strong{font-weight:600;color:#fff}
em.q{font-style:italic;color:var(--gold-soft)}
.sml{font-size:.9rem;color:var(--paper-dim)}

/* pull quote / numeral */
.figure-note{
  width:var(--col);margin:34px auto;padding:20px 24px;border-left:2px solid var(--gold);
  background:rgba(224,169,74,.05);font-size:.97rem;color:#cfc9bd;
}
.figure-note p{margin:0}

/* ---------------------------------------------------------------- orion panel */
.orion{width:var(--wrap);margin:44px auto 0}
.orion-stage{
  position:relative;border:1px solid var(--rule);border-radius:6px;overflow:hidden;
  background:radial-gradient(120% 100% at 50% 100%,#0b1120 0%,#05070d 70%);
}
.orion-stage canvas{width:100%;height:auto;display:block}
.orion-cap{
  position:absolute;left:0;right:0;bottom:0;padding:16px 20px;
  background:linear-gradient(to top,rgba(5,7,13,.94),rgba(5,7,13,0));
  font-family:Inter,sans-serif;font-size:13.5px;color:#cfc9bd;line-height:1.5;
  pointer-events:none;
}
.orion-cap b{color:var(--gold);font-weight:600}
.switch{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 0;justify-content:center}
.switch button{
  font-family:Inter,sans-serif;font-size:12.5px;letter-spacing:.03em;
  background:transparent;color:var(--paper-dim);border:1px solid var(--rule);
  padding:8px 14px;border-radius:99px;cursor:pointer;transition:.16s;
}
.switch button:hover{color:var(--paper);border-color:rgba(233,227,214,.3)}
.switch button.on{background:var(--gold);color:#120d04;border-color:var(--gold);font-weight:600}
.switch button.on.modern{background:var(--steel);border-color:var(--steel);color:#0a1120}

/* ---------------------------------------------------------------- explorer */
.explorer{width:var(--wrap);margin:34px auto 0}
.exp-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:22px;align-items:start}
.sky-stage{
  position:relative;border:1px solid var(--rule);border-radius:6px;overflow:hidden;
  background:#05070d;touch-action:none;cursor:grab;
}
.sky-stage.drag{cursor:grabbing}
.sky-stage canvas{width:100%;height:auto;display:block}
.stage-hint{
  position:absolute;left:14px;top:12px;font-family:Inter,sans-serif;font-size:11px;
  letter-spacing:.12em;text-transform:uppercase;color:var(--paper-faint);pointer-events:none;
}
.tip{
  position:absolute;pointer-events:none;transform:translate(-50%,-140%);
  background:rgba(6,9,16,.94);border:1px solid var(--rule);border-radius:4px;
  padding:6px 10px;font-family:Inter,sans-serif;font-size:12.5px;color:var(--paper);
  white-space:nowrap;opacity:0;transition:opacity .12s;
}
.tip.on{opacity:1}
.panel{
  border:1px solid var(--rule);border-radius:6px;padding:20px;background:rgba(255,255,255,.017);
}
.panel h4{
  font-family:'EB Garamond',serif;font-size:1.5rem;font-weight:600;margin:0 0 2px;line-height:1.15;
}
.panel .alt{font-family:Inter,sans-serif;font-size:12px;color:var(--gold);margin:0 0 12px;letter-spacing:.02em}
.panel .body{font-size:.96rem;line-height:1.6;color:#cec8bc;margin:0 0 14px}
.panel .meta{
  font-family:Inter,sans-serif;font-size:12px;color:var(--paper-faint);
  border-top:1px solid var(--rule);padding-top:12px;line-height:1.7;
}
.panel .meta b{color:var(--paper-dim);font-weight:500}
.panel .placeholder{color:var(--paper-faint);font-size:.95rem;font-style:italic}

.controls{margin-top:16px;display:grid;gap:14px}
.ctl{display:grid;gap:6px}
.ctl label{
  font-family:Inter,sans-serif;font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--paper-faint);display:flex;justify-content:space-between;gap:12px
}
.ctl label span{color:var(--gold);letter-spacing:.02em;text-transform:none;font-size:12.5px}
input[type=range]{
  -webkit-appearance:none;appearance:none;width:100%;height:2px;background:var(--rule);
  border-radius:2px;outline:none;
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:15px;height:15px;border-radius:50%;background:var(--gold);
  cursor:pointer;border:2px solid var(--ink);
}
input[type=range]::-moz-range-thumb{
  width:15px;height:15px;border-radius:50%;background:var(--gold);cursor:pointer;border:2px solid var(--ink);
}
.ctl-row{display:flex;gap:8px;flex-wrap:wrap}
.ctl-row button{
  font-family:Inter,sans-serif;font-size:12px;background:transparent;color:var(--paper-dim);
  border:1px solid var(--rule);padding:7px 12px;border-radius:99px;cursor:pointer;transition:.16s;
}
.ctl-row button:hover{color:var(--paper);border-color:rgba(233,227,214,.3)}
.ctl-row button.on{background:rgba(224,169,74,.15);color:var(--gold);border-color:var(--gold)}

/* figure index */
.index{margin-top:26px}
.index h3{margin:0 0 12px}
.chips{display:flex;flex-wrap:wrap;gap:7px}
.chips button{
  font-family:Inter,sans-serif;font-size:12.5px;background:transparent;color:var(--paper-dim);
  border:1px solid var(--rule);padding:6px 11px;border-radius:99px;cursor:pointer;transition:.16s;
}
.chips button:hover{color:var(--paper);border-color:rgba(233,227,214,.35)}
.chips button.on{background:var(--gold);color:#120d04;border-color:var(--gold);font-weight:600}

/* ---------------------------------------------------------------- clock */
.clock{width:var(--wrap);margin:34px auto 0}
.clock-stage{border:1px solid var(--rule);border-radius:6px;padding:18px 10px 8px;background:rgba(255,255,255,.015)}
.clock-stage canvas{width:100%;height:auto}
.legend{
  display:flex;flex-wrap:wrap;gap:18px;justify-content:center;margin-top:12px;
  font-family:Inter,sans-serif;font-size:12px;color:var(--paper-dim)
}
.legend i{display:inline-block;width:22px;height:2px;vertical-align:middle;margin-right:7px}

/* ---------------------------------------------------------------- taxonomy */
.kinds{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:30px auto 0;width:var(--wrap)}
.kind{border:1px solid var(--rule);border-radius:6px;padding:18px}
.kind .n{font-family:'EB Garamond',serif;font-size:2.6rem;line-height:1;color:var(--gold)}
.kind .t{font-family:Inter,sans-serif;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--paper-faint);margin-top:8px}
.kind .l{font-size:.88rem;color:var(--paper-dim);margin-top:10px;line-height:1.5}

/* ---------------------------------------------------------------- missing sky */
.missing{width:var(--wrap);margin:30px auto 0;display:grid;grid-template-columns:repeat(auto-fill,minmax(112px,1fr));gap:8px}
.miss{
  border:1px solid var(--rule);border-radius:4px;padding:9px 10px;
  font-family:Inter,sans-serif;font-size:12px;color:var(--paper-dim);
}
.miss b{display:block;color:var(--paper);font-weight:500;font-size:13px}
.miss.below{border-color:rgba(143,166,200,.28);color:var(--steel)}
.miss em{font-style:normal;color:var(--paper-faint);font-size:11px}

/* ---------------------------------------------------------------- footer */
footer{border-top:1px solid var(--rule);padding:52px 0 70px;margin-top:40px}
footer .col{font-size:.92rem;color:var(--paper-dim)}
footer h3{font-size:1.1rem;color:var(--paper);margin-top:0}
footer a{color:var(--paper-dim);text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--rule)}
footer a:hover{color:var(--gold)}
footer ul{margin:0 0 18px;padding-left:18px}
footer li{margin-bottom:7px}

.totop{
  position:fixed;right:16px;bottom:16px;z-index:60;width:40px;height:40px;border-radius:50%;
  border:1px solid var(--rule);background:rgba(5,7,13,.72);backdrop-filter:blur(8px);
  color:var(--paper-dim);cursor:pointer;font-size:15px;line-height:1;
  opacity:0;pointer-events:none;transition:opacity .2s;
}
.totop.on{opacity:1;pointer-events:auto}
.totop:hover{color:var(--gold);border-color:var(--gold)}

/* ---------------------------------------------------------------- responsive */
@media (max-width:900px){
  body{font-size:18px}
  .exp-grid{grid-template-columns:1fr}
  .kinds{grid-template-columns:repeat(2,1fr)}
  .hero .inner{padding-bottom:6vh}
}
@media (max-width:520px){
  body{font-size:17px}
  :root{--wrap:92vw}
  .panel{padding:16px}
  .kinds{grid-template-columns:1fr 1fr;gap:10px}
  .kind{padding:14px}
  .kind .n{font-size:2.1rem}
  .missing{grid-template-columns:repeat(auto-fill,minmax(96px,1fr))}
  .home-link,.lang-switch{font-size:11px;padding:5px 9px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
}

@media (max-width:700px){
  .stage-hint{top:auto;bottom:10px;left:12px}
  .orion-cap{font-size:12.5px;padding:12px 14px}
}
@media (max-width:700px){ .stage-hint{font-size:10px;opacity:.7} }