*{margin:0;padding:0;box-sizing:border-box}
:root{
  --ink:#0A0B0D;
  --ink-2:#101318;
  --bone:#EDE8DE;
  --bone-dim:#A9A499;
  --line:rgba(237,232,222,.14);
  --amber:#FF6B2C;
  --blueprint:#5C7CFA;
  --sans:'Space Grotesk',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
}
html{scroll-behavior:auto}
body{
  background:var(--ink);color:var(--bone);font-family:var(--sans);
  overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
body.loading{overflow:hidden;height:100vh}
canvas{display:block}
::selection{background:var(--amber);color:var(--ink)}

/* ---------- PRELOADER ---------- */
#loader{position:fixed;inset:0;z-index:9999;background:var(--ink);display:flex;align-items:center;justify-content:center;flex-direction:column}
#loader .lmark{width:120px;height:120px;margin-bottom:34px}
#loader .lmark path,#loader .lmark line{stroke:var(--bone);stroke-width:1.2;fill:none;stroke-dasharray:400;stroke-dashoffset:400}
#loader .lbar{width:180px;height:1px;background:var(--line);position:relative;overflow:hidden}
#loader .lbar i{position:absolute;inset:0;width:0%;background:var(--amber);display:block}
#loader .lnum{font-family:var(--mono);font-size:11px;letter-spacing:.22em;color:var(--bone-dim);margin-top:16px}
#loader .lword{font-family:var(--mono);font-size:10px;letter-spacing:.4em;color:var(--bone-dim);margin-bottom:20px;text-transform:uppercase}

/* ---------- FIXED WEBGL STAGE ---------- */
#stage{position:fixed;inset:0;z-index:0;pointer-events:none}
#stage.grab{cursor:grab}
#stage.grabbing{cursor:grabbing}
#gl{width:100%;height:100%}

/* film grain + vignette overlay */
#grain{position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E")}
#vig{position:fixed;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(ellipse at 50% 45%,transparent 40%,rgba(10,11,13,.75) 100%)}

/* ---------- NAV ---------- */
nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:26px 40px;
  display:flex;justify-content:space-between;align-items:center;mix-blend-mode:difference}
.brand{font-size:15px;font-weight:600;letter-spacing:.18em;text-transform:uppercase}
.brand small{font-family:var(--mono);font-size:9px;letter-spacing:.3em;display:block;opacity:.5;font-weight:400;margin-top:3px}
.navlinks{display:flex;gap:32px;font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase}
.navlinks a{color:var(--bone);text-decoration:none;opacity:.6;transition:opacity .3s;position:relative}
.navlinks a:hover{opacity:1}
.navlinks a::after{content:'';position:absolute;left:0;bottom:-5px;width:0;height:1px;background:var(--bone);transition:width .35s cubic-bezier(.22,1,.36,1)}
.navlinks a:hover::after{width:100%}

/* ---------- HUD ---------- */
.hud{position:fixed;z-index:60;font-family:var(--mono);font-size:10px;letter-spacing:.18em;color:var(--bone-dim);text-transform:uppercase;pointer-events:none}
.hud-l{left:40px;bottom:34px}
.hud-r{right:40px;bottom:34px;text-align:right}
.hud b{color:var(--amber);font-weight:400}
.progress-rail{position:fixed;right:40px;top:50%;transform:translateY(-50%);z-index:60;width:1px;height:180px;background:var(--line)}
.progress-rail i{position:absolute;top:0;left:-1px;width:3px;height:0%;background:var(--amber);display:block}

/* ---------- LAYOUT ---------- */
main{position:relative;z-index:5}
section{position:relative;padding:0 40px}
.wrap{max-width:1440px;margin:0 auto}

.eyebrow{font-family:var(--mono);font-size:10px;letter-spacing:.34em;text-transform:uppercase;color:var(--amber);margin-bottom:22px;display:flex;align-items:center;gap:12px}
.eyebrow::before{content:'';width:28px;height:1px;background:var(--amber);display:block}

/* ---------- HERO ---------- */
#hero{height:100vh;display:flex;align-items:center;pointer-events:none}
.hero-type{max-width:900px}
.hero-type h1{font-size:clamp(3.4rem,10.5vw,10rem);line-height:.86;font-weight:500;letter-spacing:-.045em;text-transform:uppercase}
.hero-type h1 .ln{display:block;overflow:hidden}
.hero-type h1 .ch{display:inline-block;transform:translateY(110%)}
.hero-type h1 em{font-style:normal;color:var(--amber)}
.hero-sub{display:flex;gap:60px;margin-top:44px;flex-wrap:wrap;pointer-events:auto}
.hero-sub p{max-width:340px;font-size:15px;line-height:1.7;color:var(--bone-dim);font-weight:300}
.hero-meta{font-family:var(--mono);font-size:10px;letter-spacing:.2em;line-height:2.4;color:var(--bone-dim);text-transform:uppercase}
.hero-meta b{color:var(--bone);font-weight:400}

/* ---------- READABILITY SCRIM ---------- */
.scrim-l,.scrim-r{position:fixed;top:0;bottom:0;width:46vw;z-index:3;pointer-events:none;opacity:0;transition:opacity .6s}
.scrim-l{left:0;background:linear-gradient(90deg,rgba(10,11,13,.94) 0%,rgba(10,11,13,.80) 42%,transparent 100%)}
.scrim-r{right:0;background:linear-gradient(270deg,rgba(10,11,13,.94) 0%,rgba(10,11,13,.80) 42%,transparent 100%)}
.scrim-l.on,.scrim-r.on{opacity:1}

/* ---------- SCROLL STORY ---------- */
#story{height:400vh;pointer-events:none}
.story-pin{position:sticky;top:0;height:100vh;display:flex;align-items:center;pointer-events:none}
.story-panel{position:absolute;width:min(420px,38vw);opacity:0;top:50%;margin-top:-140px}
.story-panel.left{left:0}
.story-panel.right{right:0;text-align:right}
.story-panel.right .eyebrow{justify-content:flex-end;flex-direction:row-reverse}
.story-panel h2{font-size:clamp(2rem,4.4vw,3.6rem);line-height:1.02;font-weight:500;letter-spacing:-.03em;margin-bottom:20px}
.story-panel p{font-size:15px;line-height:1.75;color:var(--bone-dim);font-weight:300}
.story-idx{font-family:var(--mono);font-size:64px;font-weight:300;color:transparent;-webkit-text-stroke:1px var(--line);line-height:1;margin-bottom:14px}

/* ---------- CONFIGURATOR ---------- */
#lab{min-height:100vh;display:flex;align-items:center;padding-top:120px;padding-bottom:120px}
.lab-grid{display:grid;grid-template-columns:minmax(0,320px) 1fr;gap:60px;align-items:center;width:100%;justify-items:start}
.lab-panel{background:rgba(11,13,16,.92);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
  border:1px solid var(--line);padding:26px 24px;pointer-events:auto;width:100%;
  box-shadow:0 40px 120px rgba(0,0,0,.6)}
.lab-panel h2{font-size:1.45rem;font-weight:500;letter-spacing:-.02em;margin-bottom:8px}
.lab-panel > p{font-size:12.5px;line-height:1.6;color:var(--bone-dim);font-weight:300;margin-bottom:24px}
.lab-panel .eyebrow{font-size:9px;margin-bottom:16px}
.ctrl{margin-bottom:20px}
.ctrl-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:9px;
  font-family:var(--mono);font-size:9px;letter-spacing:.18em;text-transform:uppercase;color:var(--bone-dim)}
.ctrl-head b{color:var(--amber);font-weight:400;font-size:11px}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:1px;background:var(--line);outline:none;cursor:pointer}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:12px;height:12px;background:var(--amber);cursor:pointer;border-radius:0;transform:rotate(45deg)}
input[type=range]::-moz-range-thumb{width:12px;height:12px;background:var(--amber);cursor:pointer;border:none;border-radius:0}
.swatches{display:flex;gap:8px}
.sw{flex:1;height:30px;border:1px solid var(--line);cursor:pointer;position:relative;transition:border-color .3s;overflow:hidden}
.sw:hover{border-color:rgba(237,232,222,.4)}
.sw.on{border-color:var(--amber)}
.sw span{position:absolute;inset:0;display:flex;align-items:flex-end;justify-content:center;padding-bottom:4px;
  font-family:var(--mono);font-size:7px;letter-spacing:.12em;color:var(--ink);font-weight:500}
.lab-hint{font-family:var(--mono);font-size:9px;letter-spacing:.14em;color:var(--bone-dim);text-transform:uppercase;
  margin-top:22px;padding-top:18px;border-top:1px solid var(--line);display:flex;align-items:center;gap:9px;line-height:1.5}
.lab-hint i{width:5px;height:5px;background:var(--amber);display:block;transform:rotate(45deg);flex-shrink:0}
.lab-readout{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);margin-top:20px}
.lab-readout div{background:var(--ink-2);padding:11px 13px}
.lab-readout span{display:block;font-family:var(--mono);font-size:8px;letter-spacing:.18em;color:var(--bone-dim);text-transform:uppercase;margin-bottom:5px}
.lab-readout b{font-size:16px;font-weight:400;letter-spacing:-.01em}

/* ---------- TOOLTIP ---------- */
#tip{position:fixed;z-index:80;pointer-events:none;opacity:0;transform:translate(14px,-50%);
  background:rgba(10,11,13,.9);border:1px solid var(--amber);padding:12px 16px;min-width:170px;
  backdrop-filter:blur(10px)}
#tip h4{font-family:var(--mono);font-size:10px;letter-spacing:.2em;color:var(--amber);text-transform:uppercase;margin-bottom:8px}
#tip dl{display:grid;grid-template-columns:auto 1fr;gap:3px 14px;font-family:var(--mono);font-size:10px;letter-spacing:.08em}
#tip dt{color:var(--bone-dim);text-transform:uppercase}
#tip dd{text-align:right;color:var(--bone)}

/* ---------- INDEX / PORTFOLIO ---------- */
#index{padding-top:140px;padding-bottom:160px}
.idx-head{display:flex;justify-content:space-between;align-items:flex-end;
  padding-bottom:26px;border-bottom:1px solid var(--line);margin-bottom:0}
.idx-head h2{font-size:clamp(2.2rem,5vw,4rem);font-weight:500;letter-spacing:-.03em;line-height:1}
.idx-head span{font-family:var(--mono);font-size:10px;letter-spacing:.2em;color:var(--bone-dim);text-transform:uppercase}
a.row{text-decoration:none;color:inherit}
.row{display:grid;grid-template-columns:60px 1fr 200px 150px 90px;gap:24px;align-items:center;
  padding:30px 12px;border-bottom:1px solid var(--line);cursor:pointer;position:relative;
  pointer-events:auto;transition:padding .55s cubic-bezier(.22,1,.36,1)}
.row::before{content:'';position:absolute;left:0;top:0;bottom:0;width:0;background:var(--amber);
  transition:width .55s cubic-bezier(.22,1,.36,1);z-index:-1}
.row:hover{padding-left:26px}
.row:hover::before{width:100%}
.row *{transition:color .35s}
.row:hover *{color:var(--ink)!important}
.row .n{font-family:var(--mono);font-size:11px;color:var(--bone-dim);letter-spacing:.1em}
.row .t{font-size:clamp(1.2rem,2.4vw,1.9rem);font-weight:500;letter-spacing:-.02em}
.row .c,.row .y{font-family:var(--mono);font-size:11px;color:var(--bone-dim);letter-spacing:.14em;text-transform:uppercase}
.row .a{text-align:right;font-family:var(--mono);font-size:15px;color:var(--bone-dim)}

/* ---------- STATS ---------- */
#stats{padding:130px 40px}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.stat{background:rgba(16,19,24,.72);backdrop-filter:blur(16px);padding:44px 32px}
.stat b{display:block;font-size:clamp(2.4rem,5vw,4rem);font-weight:400;letter-spacing:-.045em;line-height:1;margin-bottom:12px}
.stat b i{font-style:normal;color:var(--amber)}
.stat span{font-family:var(--mono);font-size:10px;letter-spacing:.2em;color:var(--bone-dim);text-transform:uppercase;line-height:1.8;display:block}

/* ---------- CTA / FOOTER ---------- */
#contact{padding:180px 40px 0;text-align:center;position:relative}
#contact .wrap{position:relative;z-index:2}
#contact::before{content:'';position:absolute;left:0;right:0;top:0;bottom:0;z-index:1;pointer-events:none;
  background:radial-gradient(ellipse 70% 60% at 50% 42%,rgba(10,11,13,.95) 0%,rgba(10,11,13,.75) 55%,transparent 100%)}
#contact h2{font-size:clamp(2.6rem,8vw,7rem);line-height:.92;font-weight:500;letter-spacing:-.045em;text-transform:uppercase;margin-bottom:36px}
#contact h2 em{font-style:normal;color:var(--amber)}
.mail{display:inline-flex;align-items:center;gap:14px;font-family:var(--mono);font-size:12px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--bone);text-decoration:none;border:1px solid var(--line);
  padding:18px 34px;pointer-events:auto;position:relative;overflow:hidden;transition:color .4s}
.mail span{position:relative;z-index:2}
.mail::before{content:'';position:absolute;inset:0;background:var(--amber);transform:translateY(101%);transition:transform .5s cubic-bezier(.22,1,.36,1)}
.mail:hover{color:var(--ink)}
.mail:hover::before{transform:translateY(0)}
footer{margin-top:150px;padding:32px 40px;border-top:1px solid var(--line);
  font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--bone-dim);
  position:relative;z-index:6;background:rgba(10,11,13,.92)}
.footer-in{max-width:1440px;margin:0 auto;display:flex;justify-content:space-between;
  align-items:center;flex-wrap:wrap;gap:18px}
footer a{color:var(--amber);text-decoration:none;border-bottom:1px solid transparent;transition:border-color .3s}
footer a:hover{border-color:var(--amber)}

.reveal{opacity:0;transform:translateY(30px)}

@media(max-width:1024px){
  .lab-grid{grid-template-columns:minmax(0,300px) 1fr}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .row{grid-template-columns:40px 1fr 90px 60px;gap:14px}
  .row .c{display:none}
  .story-panel{width:min(380px,44vw)}
}
@media(max-width:720px){
  html,body{overflow-x:hidden}
  nav{padding:16px 18px}
  .navlinks{display:none}
  .brand{font-size:13px}
  section{padding-left:18px;padding-right:18px}
  .hud,.progress-rail{display:none}
  .scrim-l,.scrim-r{width:100vw;
    background:linear-gradient(180deg,transparent 0%,rgba(10,11,13,.35) 30%,rgba(10,11,13,.92) 52%,rgba(10,11,13,.94) 100%)}

  /* hero: type in the lower half, model above */
  #hero{align-items:flex-end;padding-bottom:12vh;min-height:100svh;height:auto}
  .hero-type h1{font-size:clamp(2.4rem,13vw,3.6rem)}
  .hero-sub{flex-direction:column;gap:20px;margin-top:24px}
  .hero-sub p{max-width:100%;font-size:14px}
  .hero-meta{font-size:9px;line-height:2.2}

  /* story */
  #story{height:320vh}
  .story-pin{align-items:flex-end}
  .story-panel{width:calc(100% - 0px);position:absolute;left:0!important;right:auto!important;
    text-align:left!important;top:auto;bottom:8vh;margin-top:0;
    background:rgba(11,13,16,.92);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
    border:1px solid var(--line);border-left:2px solid var(--amber);padding:20px 18px}
  .story-panel.right .eyebrow{justify-content:flex-start;flex-direction:row}
  .story-panel h2{font-size:1.55rem;margin-bottom:12px}
  .story-panel p{font-size:13.5px;line-height:1.65}
  .story-idx{font-size:34px;margin-bottom:6px}
  .eyebrow{font-size:9px;margin-bottom:12px}

  /* lab: compact card anchored low, model above it */
  #lab{padding-top:46svh;padding-bottom:64px;min-height:auto;display:block}
  .lab-grid{grid-template-columns:1fr;gap:0}
  .lab-panel{padding:18px 16px;background:rgba(11,13,16,.95);border-left:2px solid var(--amber)}
  .lab-panel h2{font-size:1.3rem}
  .lab-panel > p{font-size:12px;margin-bottom:16px}
  .ctrl{margin-bottom:14px}
  .ctrl-head{margin-bottom:7px}
  input[type=range]{height:2px}
  input[type=range]::-webkit-slider-thumb{width:18px;height:18px}
  .sw{height:34px}
  .lab-readout b{font-size:14px}
  .lab-readout div{padding:9px 10px}
  .lab-hint{margin-top:16px;padding-top:14px;font-size:8px}

  /* index rows */
  #index{padding-top:90px;padding-bottom:100px}
  .idx-head{flex-direction:column;align-items:flex-start;gap:8px}
  .row{grid-template-columns:34px 1fr 44px;gap:10px;padding:22px 8px}
  .row .t{font-size:1.05rem}
  .row .y,.row .c{display:none}
  .row:hover{padding-left:8px}

  /* stats */
  #stats{padding:70px 18px}
  .stat-grid{grid-template-columns:1fr 1fr}
  .stat{padding:26px 18px}
  .stat b{font-size:2rem}
  .stat span{font-size:8.5px}

  /* contact */
  #contact{padding:100px 18px 0}
  #contact h2{font-size:clamp(2.2rem,11vw,3.2rem)}
  .mail{padding:15px 22px;font-size:10px;letter-spacing:.14em}
  footer{margin-top:90px;padding:24px 18px}
  .footer-in{flex-direction:column;align-items:flex-start;gap:10px}

  /* touch: bigger tooltip is pointless on touch, hide it */
  #tip{display:none}
}

/* very narrow phones */
@media(max-width:380px){
  .hero-type h1{font-size:2.1rem}
  .stat-grid{grid-template-columns:1fr}
  .swatches{flex-wrap:wrap}
  .sw{flex:1 1 44%}
}

/* short landscape phones: keep panels usable */
@media(max-height:520px) and (max-width:900px){
  #hero{padding-bottom:6vh}
  .story-panel{bottom:4vh;padding:14px 16px}
  .story-panel p{display:none}
  #lab{padding-top:30svh}
}
}

/* hint copy variants */
.hint-touch{display:none}
@media (hover:none) and (pointer:coarse){
  .hint-desktop{display:none}
  .hint-touch{display:inline}
}

/* ── no-3D fallback (WebGL unavailable) ───────────────── */
.no3d #stage{display:none}
.no3d body, .no3d .reveal{opacity:1}
.no3d .reveal{transform:none}
.no3d .hero-type .ch{transform:none}
.no3d #hero{height:auto;min-height:88vh;padding-top:18vh}
.no3d #story{height:auto}
.no3d .story-pin{position:relative;height:auto;display:block;padding:100px 0 40px}
.no3d .story-panel{position:relative;opacity:1;left:auto;right:auto;bottom:auto;
  margin:0 0 70px;max-width:560px}
.no3d .story-panel.right{margin-left:auto;text-align:right}
.no3d #lab .lab-hint{display:none}
.no3d .scrim-l,.no3d .scrim-r{opacity:1}