/* leihs. Lab — dark, high-tech */
:root{
  --bg:#08090c; --bg2:#0e1016; --text:#e8e9ee; --muted:#818593; --line:rgba(255,255,255,.10);
  --accent:#5468ff; --accent2:#31e6c4;
  --disp:"Bricolage Grotesque",system-ui,sans-serif; --body:"Inter",system-ui,sans-serif; --mono:"JetBrains Mono",monospace;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;}
a{color:inherit;text-decoration:none;}
.eyebrow{font-family:var(--mono);font-size:.72rem;letter-spacing:.24em;text-transform:uppercase;color:var(--accent2);}
.idx{font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;color:var(--muted);}
.brand{font-family:var(--disp);font-weight:800;font-size:1.25rem;}
.brand .dot{color:var(--accent);}

/* progress + cursor */
.progress{position:fixed;top:0;left:0;height:3px;width:0;background:linear-gradient(90deg,var(--accent),var(--accent2));z-index:200;box-shadow:0 0 12px var(--accent);}
.cursor,.cursor-ring{position:fixed;top:0;left:0;pointer-events:none;z-index:210;border-radius:50%;transform:translate(-50%,-50%);}
.cursor{width:7px;height:7px;background:var(--accent2);}
.cursor-ring{width:34px;height:34px;border:1px solid rgba(255,255,255,.35);transition:width .2s,height .2s,background .2s,border-color .2s;}
.cursor-ring.big{width:64px;height:64px;background:rgba(84,104,255,.14);border-color:transparent;}
@media(hover:none){.cursor,.cursor-ring{display:none;}}

/* header */
.lab-header{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;gap:16px;padding:20px 28px;mix-blend-mode:difference;}
.lab-header .tag{font-family:var(--mono);font-size:.78rem;color:var(--muted);}
.lab-header .back{margin-left:auto;font-size:.9rem;color:var(--text);opacity:.85;}
.lab-header .back:hover{opacity:1;}

/* hero */
.lab-hero{position:relative;height:100vh;min-height:600px;display:flex;align-items:center;overflow:hidden;}
#grid{position:absolute;inset:0;width:100%;height:100%;display:block;}
.lab-hero-in{position:relative;z-index:2;max-width:1180px;margin:0 auto;padding:0 28px;width:100%;}
.lab-hero h1{font-family:var(--disp);font-weight:800;font-size:clamp(3rem,10vw,8.5rem);line-height:.92;letter-spacing:-.03em;margin:18px 0 0;}
.lab-hero p{max-width:44ch;color:var(--muted);margin:26px 0 0;font-size:1.1rem;}
.scrollhint{display:inline-block;margin-top:38px;font-family:var(--mono);font-size:.8rem;letter-spacing:.15em;color:var(--accent2);animation:bob 2s ease-in-out infinite;}
@keyframes bob{50%{transform:translateY(6px);}}

/* marquee */
.marquee-wrap{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:26px 0;overflow:hidden;background:var(--bg2);}
.marquee{display:flex;width:max-content;animation:scrollx 26s linear infinite;}
.marquee span{font-family:var(--disp);font-weight:700;font-size:clamp(1.6rem,4vw,3rem);letter-spacing:-.01em;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.35);white-space:nowrap;padding-right:.3em;}
@keyframes scrollx{to{transform:translateX(-50%);}}

/* horizontal pin */
.hpin{position:relative;height:420vh;}
.hsticky{position:sticky;top:0;height:100vh;display:flex;align-items:center;overflow:hidden;}
.htrack{display:flex;gap:30px;padding:0 8vw;will-change:transform;}
.hcard{flex:0 0 min(80vw,420px);background:linear-gradient(160deg,var(--bg2),#0a0b10);border:1px solid var(--line);border-radius:18px;padding:38px;min-height:56vh;display:flex;flex-direction:column;justify-content:flex-end;}
.hcard .hnum{font-family:var(--mono);color:var(--accent);font-size:.85rem;letter-spacing:.1em;margin-bottom:auto;}
.hcard h3{font-family:var(--disp);font-weight:700;font-size:clamp(1.6rem,3vw,2.4rem);letter-spacing:-.015em;margin:0 0 14px;}
.hcard p{color:var(--muted);margin:0;}
.hcard.end h3{color:var(--accent2);}

/* scrollytelling */
.tell{position:relative;height:230vh;}
.tell-sticky{position:sticky;top:0;height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:0 28px;}
.tell-num{font-family:var(--disp);font-weight:800;font-size:clamp(5rem,22vw,20rem);line-height:.85;letter-spacing:-.04em;background:linear-gradient(180deg,#fff,#7f86ff);-webkit-background-clip:text;background-clip:text;color:transparent;display:flex;align-items:baseline;}
.tell-num small{font-size:.18em;color:var(--muted);-webkit-text-fill-color:var(--muted);letter-spacing:normal;margin-left:.34em;}
.tell-label{font-family:var(--mono);font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-top:6px;}
.tell-bar{width:min(560px,80vw);height:4px;background:rgba(255,255,255,.12);border-radius:2px;margin:26px 0 0;overflow:hidden;}
.tell-bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--accent2));}
.tell-sub{max-width:46ch;color:var(--muted);margin:26px auto 0;}

/* tilt */
.tiltsec{max-width:1180px;margin:0 auto;padding:clamp(80px,12vw,160px) 28px;}
.tilt-head{display:flex;align-items:baseline;justify-content:space-between;gap:20px;border-top:1px solid var(--line);padding-top:22px;margin-bottom:44px;}
.tilt-head h2{font-family:var(--disp);font-weight:700;font-size:clamp(1.8rem,4vw,3rem);letter-spacing:-.02em;margin:0;}
.tilt-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.tilt{perspective:900px;}
.tilt-in{background:linear-gradient(160deg,var(--bg2),#0a0b10);border:1px solid var(--line);border-radius:18px;padding:32px;height:100%;transition:transform .1s ease-out,border-color .2s;transform-style:preserve-3d;}
.tilt:hover .tilt-in{border-color:rgba(84,104,255,.6);}
.tilt .k{font-family:var(--mono);color:var(--accent);font-size:.85rem;}
.tilt h3{font-family:var(--disp);font-weight:600;font-size:1.35rem;margin:16px 0 10px;transform:translateZ(30px);}
.tilt p{color:var(--muted);margin:0;transform:translateZ(18px);}

/* CTA + footer */
.lab-cta{text-align:center;padding:clamp(90px,14vw,180px) 28px;}
.lab-cta h2{font-family:var(--disp);font-weight:800;font-size:clamp(2.2rem,7vw,5rem);letter-spacing:-.025em;margin:14px 0 30px;}
.lab-cta .btn{display:inline-block;background:var(--accent);color:#fff;font-weight:600;padding:16px 30px;border-radius:999px;transition:transform .16s,background .2s;}
.lab-cta .btn:hover{transform:translateY(-2px);background:#3d51ff;}
.lab-footer{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:30px 28px;border-top:1px solid var(--line);color:var(--muted);font-family:var(--mono);font-size:.75rem;flex-wrap:wrap;}

.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1);}
.reveal.in{opacity:1;transform:none;}

@media(max-width:820px){
  .tilt-grid{grid-template-columns:1fr;}
  .hpin{height:auto;}
  .hsticky{position:static;height:auto;padding:40px 0;}
  .htrack{flex-direction:column;transform:none!important;padding:0 24px;}
  .hcard{flex:auto;min-height:auto;}
  .tell{height:auto;}.tell-sticky{position:static;height:auto;padding:80px 24px;}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;}.reveal{opacity:1;transform:none;}.marquee{animation:none;}}