/* ── Cooper · the dark room ────────────────────────────────────────────────
   igloo.inc grammar: one world, one journey, copy floating in the dark.
   Same brand — Cooper orange on terminal-dark, paper reserved for accents. */
:root{
  --bg:#161310; --panel:#1D1915; --edge:#2A251F; --edge-2:#3A342C;
  --text:#E8E2D6; --soft:#B8AE9F; --dim:#8A8174;
  --paper:#FAF7F2; --paper-2:#F3EEE5; --ink:#201B15;
  --orange:#FF5F1F; --orange-dim:#C9531F; --maroon:#7A2E3A;
  --serif:"Cormorant Garamond","Didot","Bodoni MT",Georgia,serif;
  --sans:"Inter",-apple-system,"Helvetica Neue",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,"SF Mono",Menlo,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--sans);
     font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
::selection{background:var(--orange);color:var(--bg)}

/* ── preloader ── */
#preloader{position:fixed;inset:0;z-index:200;background:var(--bg);display:flex;
  flex-direction:column;align-items:center;justify-content:center;gap:10px;
  transition:opacity .7s ease,visibility .7s}
#preloader.done{opacity:0;visibility:hidden}
.pl-mark{font-family:var(--serif);font-weight:600;font-size:2rem;color:var(--orange)}
.pl-num{font-family:var(--mono);font-size:.9rem;color:var(--text);letter-spacing:.2em}
.pl-num::after{content:" %";color:var(--dim)}
.pl-sub{font-family:var(--mono);font-size:.62rem;color:var(--dim);letter-spacing:.3em;
        text-transform:uppercase}

/* ── the world canvas — fixed behind everything ── */
#world{position:fixed;inset:0;width:100vw;height:100vh;z-index:0;display:block}
html.flat #world{display:none}

/* ── progress rail ── */
#rail{position:fixed;right:22px;top:14vh;bottom:14vh;width:1px;background:var(--edge-2);
      z-index:40;pointer-events:none}
#railDot{position:absolute;left:-3px;width:7px;height:7px;border-radius:50%;
         background:var(--orange);top:-3px}
#railLabel{position:absolute;right:14px;top:50%;transform:rotate(90deg) translateX(-50%);
  transform-origin:right center;font-family:var(--mono);font-size:.58rem;color:var(--dim);
  letter-spacing:.32em;text-transform:uppercase;white-space:nowrap}
html.flat #rail{display:none}
@media(max-width:760px){#rail{display:none}}

/* ── nav ── */
nav{position:fixed;top:0;left:0;right:0;z-index:60;display:flex;align-items:center;
    justify-content:space-between;padding:18px 5vw;
    background:color-mix(in srgb,var(--bg) 55%,transparent);
    backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:.3s}
nav.scrolled{border-bottom-color:var(--edge)}
.wordmark{font-family:var(--serif);font-weight:600;font-size:1.7rem;color:var(--orange);
          text-decoration:none;letter-spacing:.01em}
nav ul{display:flex;gap:30px;list-style:none}
nav a.lnk{color:var(--soft);text-decoration:none;font-size:.85rem;letter-spacing:.02em;transition:.2s}
nav a.lnk:hover{color:var(--orange)}
@media(max-width:860px){nav ul{display:none}}

/* ── the journey: tall scroll spine; overlays are FIXED and faded by scroll ── */
#journey{height:850vh;position:relative;z-index:1}
html.flat #journey{height:auto;min-height:100vh}
html.still #journey{height:200vh}

.ovl{position:fixed;inset:0;z-index:10;display:flex;align-items:center;justify-content:center;
     padding:0 7vw;opacity:0;visibility:hidden;pointer-events:none}
html.flat .ovl.chap{display:none}
html.flat .ovl#ovl-hero{position:relative;inset:auto;min-height:100vh;opacity:1!important;
                        visibility:visible!important}
.ovl-inner{max-width:680px;text-align:center}
.ovl-inner.left{text-align:left;margin-right:auto;max-width:600px}
.ovl .kicker{font-family:var(--mono);font-size:.66rem;letter-spacing:.32em;
             text-transform:uppercase;color:var(--orange-dim);margin-bottom:22px}
h1{font-family:var(--serif);font-weight:500;font-size:clamp(2.6rem,6.4vw,5.2rem);
   line-height:1.05;letter-spacing:-.01em;color:var(--text)}
h1 em{font-style:italic;color:var(--orange)}
.ovl h3{font-family:var(--serif);font-weight:500;font-size:clamp(1.9rem,4.6vw,3.4rem);
        line-height:1.08;color:var(--text)}
.ovl p,.ovl .sub{color:var(--soft);margin-top:20px;font-size:1.02rem;max-width:56ch}
.ovl-inner.left p{margin-right:auto}
.mono-cite{font-family:var(--mono);font-size:.78em;color:var(--orange-dim);white-space:nowrap}
.ovl.live .ws-controls,.ovl.live .cta-row,.ovl.live a{pointer-events:auto}

.cta-row{display:flex;gap:14px;margin-top:36px;flex-wrap:wrap;justify-content:center}
.ovl-inner.left .cta-row{justify-content:flex-start}
.btn{font-family:var(--sans);font-size:.88rem;font-weight:500;text-decoration:none;
     padding:12px 24px;border-radius:999px;transition:.25s;display:inline-block}
.btn.solid{background:var(--orange);color:var(--bg)}
.btn.solid:hover{background:var(--orange-dim);color:var(--text)}
.btn.ghost{color:var(--text);border:1px solid var(--edge-2)}
.btn.ghost:hover{border-color:var(--orange);color:var(--orange)}

#scrollCue{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);
  font-family:var(--mono);font-size:.62rem;letter-spacing:.3em;color:var(--orange-dim);
  text-transform:uppercase;animation:cue 2.4s ease-in-out infinite}
@keyframes cue{50%{transform:translate(-50%,7px);opacity:.5}}

/* chips (terminal query buttons) */
.chip{font-family:var(--mono);font-size:.72rem;color:var(--soft);background:none;
      border:1px solid var(--edge-2);border-radius:999px;padding:8px 15px;cursor:pointer;transition:.2s}
.chip:hover,.chip.on{border-color:var(--orange);color:var(--orange)}

/* 2D fallback strip */
.strip2d{display:none;position:relative;width:min(600px,84vw);height:120px;margin-top:48px}
.strip2d .ground{position:absolute;left:0;right:0;bottom:14px;height:1px;background:var(--edge-2)}
html.flat .strip2d{display:block}
canvas.coop{position:absolute;image-rendering:pixelated}

/* very short viewports (embedded panes): keep the promise, drop the prose */
@media(max-height:560px){
  .ovl .sub,.ovl-hero .sub{display:none}
  h1{font-size:clamp(1.7rem,7vw,2.5rem)}
  .ovl h3{font-size:clamp(1.4rem,5.4vw,2.2rem)}
  .ovl p{font-size:.85rem;margin-top:12px}
  .ovl .kicker{margin-bottom:12px}
  .cta-row{margin-top:18px}
  .btn{padding:9px 16px;font-size:.78rem}
}

/* ── the receipts (content) — dark panels over the parked world ── */
#content{position:relative;z-index:5;background:var(--bg);
         border-top:1px solid var(--edge);box-shadow:0 -40px 90px -30px rgba(0,0,0,.55)}
section{padding:110px 6vw}
.chapter{font-family:var(--serif);font-style:italic;font-size:1.02rem;color:var(--orange-dim);
         margin-bottom:10px}
h2{font-family:var(--serif);font-weight:500;font-size:clamp(2rem,4.4vw,3.2rem);
   line-height:1.1;max-width:24ch;color:var(--text)}
.lede{color:var(--soft);max-width:60ch;margin-top:18px}
.inner{max-width:1120px;margin:0 auto}

/* terminal */
.term-wrap{margin-top:56px}
.terminal{background:#12100D;border-radius:14px;box-shadow:0 30px 80px -20px rgba(0,0,0,.6);
          overflow:hidden;border:1px solid var(--edge)}
.term-bar{display:flex;align-items:center;gap:8px;padding:13px 18px;background:var(--panel);
          border-bottom:1px solid var(--edge)}
.dot{width:11px;height:11px;border-radius:50%}
.dot.r{background:#E0564A}.dot.y{background:#E0A33C}.dot.g{background:#5FA86B}
.term-title{margin-left:10px;font-family:var(--mono);font-size:.72rem;color:var(--dim);letter-spacing:.06em}
.term-body{font-family:var(--mono);font-size:.83rem;line-height:1.75;padding:26px 28px;
           min-height:360px;color:var(--text);white-space:pre-wrap}
.t-prompt{color:var(--orange);font-weight:500}
.t-dim{color:var(--dim)}.t-orange{color:var(--orange)}.t-cite{color:var(--orange-dim)}
.t-refuse{color:#C9A961;font-style:italic}
.t-flag{color:#E0564A}
.t-cursor{display:inline-block;width:8px;height:1.05em;background:var(--orange);
          vertical-align:text-bottom;animation:blink 1.05s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.chips{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}

/* capabilities */
.qgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:14px;margin-top:56px}
.qcard{border:1px solid var(--edge);border-radius:12px;padding:22px 20px;background:var(--panel);
       transition:.25s;position:relative}
.qcard:hover{border-color:var(--orange);transform:translateY(-3px)}
.qcard .qname{font-family:var(--serif);font-weight:600;font-size:1.12rem;color:var(--text)}
.qcard .qflow{position:absolute;top:16px;right:16px;font-family:var(--mono);font-size:.6rem;
              color:var(--dim);border:1px solid var(--edge-2);border-radius:999px;
              padding:2px 8px;letter-spacing:.06em}
.qcard .qex{font-family:var(--mono);font-size:.72rem;color:var(--orange-dim);margin-top:10px;display:block}
.qcard .qd{font-size:.85rem;color:var(--soft);margin-top:8px}

.engines{margin-top:64px;border:1px solid var(--edge);border-radius:14px;overflow:hidden}
.eng-row{display:grid;grid-template-columns:180px 1fr;border-bottom:1px solid var(--edge)}
.eng-row:last-child{border-bottom:0}
.eng-k{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;
       color:var(--orange);padding:20px 22px;background:var(--panel)}
.eng-v{padding:18px 22px;font-size:.88rem;color:var(--soft)}
.eng-v .pill{display:inline-block;font-family:var(--mono);font-size:.68rem;border:1px solid var(--edge-2);
             border-radius:999px;padding:3px 10px;margin:3px 4px 3px 0;color:var(--text)}
.eng-v .pill.blocked{color:#D9C48A;border-color:#6B5A2E;font-style:italic}
.eng-v .pill.flag{color:#E0564A;border-color:#6B3A33}
.eng-v .pill.refuse{color:#C98A96;border-color:#5A3A41}
.eng-note{margin-top:8px;font-size:.8rem;color:var(--dim)}
@media(max-width:700px){.eng-row{grid-template-columns:1fr}.eng-k{padding:14px 22px 4px}}

/* numbers strip */
.numbers{background:var(--panel);border-top:1px solid var(--edge);border-bottom:1px solid var(--edge);
         padding:90px 6vw}
.numbers .inner{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:48px;text-align:center}
.num{font-family:var(--serif);font-size:clamp(2.4rem,4.5vw,3.6rem);font-weight:500;color:var(--orange)}
.num-l{font-size:.8rem;color:var(--dim);margin-top:6px;letter-spacing:.04em}

/* council */
.council{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px;margin-top:56px}
.seat{border:1px solid var(--edge);border-radius:12px;padding:24px 22px;transition:.25s;background:var(--panel)}
.seat:hover{border-color:var(--orange);transform:translateY(-3px)}
.seat .persona{font-family:var(--serif);font-style:italic;font-size:1.18rem;color:var(--text)}
.seat .aid{font-family:var(--mono);font-size:.68rem;color:var(--dim);letter-spacing:.04em;margin-top:4px}
.seat .live{display:inline-block;font-family:var(--mono);font-size:.62rem;color:var(--orange);
            border:1px solid var(--orange);border-radius:999px;padding:2px 9px;margin-top:12px;letter-spacing:.08em}
.seat .soon{display:inline-block;font-family:var(--mono);font-size:.62rem;color:var(--dim);
            border:1px solid var(--edge-2);border-radius:999px;padding:2px 9px;margin-top:12px;letter-spacing:.08em}

/* get cooper */
.get{background:#12100D;border-top:1px solid var(--edge)}
.get .chapter{color:var(--orange)}
.install{margin-top:48px;display:grid;grid-template-columns:1.25fr 1fr;gap:26px}
@media(max-width:860px){.install{grid-template-columns:1fr}}
.codebox{background:var(--panel);border:1px solid var(--edge);border-radius:12px;padding:22px 24px;
         font-family:var(--mono);font-size:.8rem;line-height:2;overflow-x:auto;color:var(--text);
         white-space:pre}
.codebox .c{color:var(--dim)}
.codebox .o{color:var(--orange)}
.reqs{border:1px solid var(--edge);border-radius:12px;padding:22px 24px;font-size:.88rem;color:var(--soft)}
.reqs h4{font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;
         color:var(--orange);margin-bottom:12px}
.reqs li{margin-left:18px;margin-bottom:8px}
.reqs code{font-family:var(--mono);font-size:.82em;color:var(--text)}
.get .cta-row{justify-content:flex-start;margin-top:34px}
.get .note{font-size:.74rem;color:var(--dim);margin-top:26px;max-width:64ch}

/* footer */
footer{padding:80px 6vw 60px;text-align:center;color:var(--soft);font-size:.85rem;
       background:var(--bg);position:relative;z-index:5}
footer .wordmark{font-size:2rem;display:inline-block;margin-bottom:18px}
footer .fatto{font-family:var(--serif);font-style:italic;color:var(--orange-dim);margin-top:8px}
footer .note{font-size:.74rem;margin-top:26px;max-width:60ch;margin-left:auto;margin-right:auto;
             color:var(--dim)}

/* reveal */
.rv{opacity:0;transform:translateY(26px);transition:opacity .8s ease,transform .8s ease}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){
  .rv{opacity:1;transform:none;transition:none}
  .t-cursor{animation:none}
  #scrollCue{animation:none}
}