/* ============================================================
   QviQ Innovations — "Particle" production theme (qviq3)
   Momentum Q identity · #4F46E5 → #22D3EE · deep space #050608
   Animations: transform & opacity only. 60fps or nothing.
   ============================================================ */
:root{
  --bg:#050608; --ink:#EDF1F8; --mut:#AEB8CC; --dim:#5B6780;
  --indigo:#4F46E5; --indigoL:#818CF8; --cyan:#22D3EE;
  --grad:linear-gradient(135deg,#4F46E5,#22D3EE);
  --holo:linear-gradient(115deg,#818CF8,#22D3EE 30%,#67E8F9 45%,#C084FC 65%,#818CF8 85%);
  --line:rgba(255,255,255,.1);
  --sans:'Inter',-apple-system,'Segoe UI',Helvetica,Arial,sans-serif;
  --disp:'Space Grotesk','Inter',Helvetica,Arial,sans-serif;
  --mono:ui-monospace,Menlo,Consolas,monospace;
  --ease:cubic-bezier(.22,.9,.3,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
::selection{background:rgba(79,70,229,.5)}
a{color:inherit;text-decoration:none}

/* ---------- stinger ---------- */
#stinger{position:fixed;inset:0;z-index:100;background:var(--bg);display:flex;align-items:center;justify-content:center;transition:opacity .5s var(--ease),visibility .5s}
#stinger.done{opacity:0;visibility:hidden}
#stinger.skip{display:none}
#st-ring,#st-tail{stroke-dasharray:1;stroke-dashoffset:1}
#stinger.play #st-ring{animation:draw .55s var(--ease) forwards}
#stinger.play #st-tail{animation:draw .3s var(--ease) .5s forwards}
#stinger.play svg{animation:stingerpulse .35s var(--ease) .78s}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes stingerpulse{40%{transform:scale(1.12)}100%{transform:scale(1)}}

/* ---------- ambient layers ---------- */
#stars{position:fixed;inset:0;z-index:0;pointer-events:none}
.grain{position:fixed;inset:0;z-index:5;pointer-events:none;opacity:.05;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.6'/%3E%3C/svg%3E")}
#progressbar{position:fixed;top:0;left:0;height:2.5px;width:0;z-index:70;background:var(--grad);box-shadow:0 0 12px rgba(34,211,238,.7)}
#ring{position:fixed;width:30px;height:30px;border-radius:50%;border:1.5px solid rgba(129,140,248,.65);z-index:80;pointer-events:none;opacity:0;transform:translate(-50%,-50%) scale(1);transition:opacity .4s,border-color .25s,transform .25s var(--ease);will-change:left,top}
body.hasglow #ring{opacity:1}
#ring.hot{transform:translate(-50%,-50%) scale(1.6);border-color:rgba(34,211,238,.9)}

/* ---------- nav ---------- */
#nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;justify-content:space-between;align-items:center;padding:18px min(5vw,64px);transition:background .35s,backdrop-filter .35s,padding .35s,border-color .35s;border-bottom:1px solid transparent}
#nav.scrolled{background:rgba(5,6,8,.74);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);padding:12px min(5vw,64px);border-color:var(--line)}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--disp);font-weight:700;font-size:19px}
.brandmark .qtail{transition:transform .25s var(--ease)}
.brand:hover .qtail{transform:translate(3px,3px)}
.navlinks{display:flex;gap:28px;font-size:13.5px;color:var(--mut)}
.navlinks a{position:relative;padding-bottom:3px}
.navlinks a::after{content:"";position:absolute;left:0;bottom:0;height:1.5px;width:100%;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.navlinks a:hover{color:var(--ink)}
.navlinks a:hover::after{transform:scaleX(1)}

/* ---------- buttons ---------- */
.btn{display:inline-block;border-radius:99px;padding:14px 28px;font-weight:600;font-size:14.5px;transition:box-shadow .3s,transform .2s;will-change:transform}
.btn-grad{background-image:linear-gradient(135deg,#4F46E5 0%,#22D3EE 55%,#4F46E5 110%);background-size:220% 100%;background-position:0% 0;color:#fff;box-shadow:0 14px 44px rgba(79,70,229,.35);transition:background-position .5s var(--ease),box-shadow .3s,transform .2s}
.btn-grad:hover{background-position:95% 0;box-shadow:0 18px 54px rgba(34,211,238,.4)}
.btn-ghost{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16)}
.btn-ghost:hover{background:rgba(255,255,255,.1)}
#nav .btn{padding:11px 20px;font-size:13.5px;box-shadow:none}

/* ---------- particle hero ---------- */
.phero{position:relative;z-index:1;height:100vh;min-height:700px;overflow:hidden;background:radial-gradient(1000px 600px at 50% 8%,rgba(79,70,229,.13),transparent 65%)}
#pcanvas{position:absolute;inset:0;width:100%;height:100%}
.phero .copy{position:absolute;left:0;right:0;bottom:8%;text-align:center;z-index:5;pointer-events:none}
.phero .copy a{pointer-events:auto}
.phero h1{font-family:var(--disp);font-size:clamp(42px,5.8vw,78px);letter-spacing:-.03em;line-height:1.02;font-weight:700}
.phero h1 .line{display:block;overflow:hidden}
.phero h1 .line>span{display:inline-block;transform:translateY(110%);opacity:0;transition:transform .8s var(--ease),opacity .6s}
body.loaded .phero h1 .line:nth-child(1)>span{transition-delay:.05s}
body.loaded .phero h1 .line:nth-child(2)>span{transition-delay:.18s}
body.loaded .phero h1 .line>span{transform:translateY(0);opacity:1}
.holo{background:var(--holo);background-size:220% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:holo 8s linear infinite}
@keyframes holo{from{background-position:0% 0}to{background-position:220% 0}}
.phero .sub{margin:16px auto 22px;font-size:15.5px;line-height:1.6;color:var(--mut);max-width:52ch}
.heroctas{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.phero .hint{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);font-size:10px;letter-spacing:.3em;text-transform:uppercase;color:#4F5B76;z-index:5}
.phero .hint::after{content:"";display:block;width:1px;height:30px;background:linear-gradient(#22D3EE,transparent);margin:8px auto 0;animation:drop 2s var(--ease) infinite}
@keyframes drop{0%{transform:scaleY(0);transform-origin:top}60%{transform:scaleY(1)}100%{transform:scaleY(0);transform-origin:bottom}}

/* ---------- reveal system ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease);transition-delay:var(--d,0s);will-change:transform,opacity}
.reveal.in{opacity:1;transform:none}

/* ---------- marquee ---------- */
.marquee{position:relative;z-index:1;border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;padding:16px 0;background:rgba(255,255,255,.015)}
.marquee .track{display:inline-flex;white-space:nowrap;animation:scrollm 36s linear infinite;will-change:transform}
.marquee:hover .track{animation-play-state:paused}
.marquee span{font-family:var(--disp);font-size:13px;letter-spacing:.28em;text-transform:uppercase;color:var(--dim);margin-right:44px}
.marquee span.g{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:600}
@keyframes scrollm{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- sections ---------- */
main{position:relative;z-index:1}
.sec{max-width:1240px;margin:0 auto;padding:96px min(5vw,64px) 20px}
.lab-label{display:flex;align-items:center;gap:12px;font-size:12px;letter-spacing:.26em;text-transform:uppercase;color:#7DD3FC;margin-bottom:18px}
.lab-label::before{content:"";width:0;height:1.5px;background:var(--grad);transition:width .7s var(--ease) .15s}
.lab-label.in::before{width:30px}
.sec h2{font-family:var(--disp);font-size:clamp(32px,4.4vw,52px);letter-spacing:-.03em;line-height:1.05}

/* services */
.svcgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:34px}
.scard{border:1px solid var(--line);border-radius:18px;padding:26px;background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.015));transition:border-color .3s,transform .3s var(--ease),opacity .7s var(--ease);position:relative;overflow:hidden}
.scard:hover{border-color:rgba(129,140,248,.5);transform:translateY(-4px)}
.scard::after{content:"";position:absolute;inset:0;background:radial-gradient(240px 140px at var(--mx,50%) var(--my,0%),rgba(129,140,248,.12),transparent 70%);opacity:0;transition:opacity .3s;pointer-events:none}
.scard:hover::after{opacity:1}
.scard .gn{font-family:var(--disp);font-size:12px;font-weight:700;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;display:block;margin-bottom:12px;letter-spacing:.18em}
.scard b{font-family:var(--disp);font-size:17px;display:block;margin-bottom:7px}
.scard p{font-size:13px;color:#95A1B8;line-height:1.6}

/* the lab */
.labhead{display:flex;align-items:center;gap:18px;margin-bottom:30px}
.labhead h2{font-family:var(--disp);font-size:clamp(32px,4.6vw,54px);letter-spacing:-.03em}
.labhead .star{font-size:28px;background:var(--holo);-webkit-background-clip:text;background-clip:text;color:transparent;animation:spin2 9s linear infinite;display:inline-block}
@keyframes spin2{to{transform:rotate(360deg)}}
.labgrid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.holo-p{position:relative}
.holo{--a:0deg}
.labgrid .holo{position:relative;border-radius:20px;padding:2px;background:conic-gradient(from var(--a,0deg),#4F46E5,#22D3EE,#C084FC,#4F46E5);animation:rot 7s linear infinite;-webkit-background-clip:border-box;background-clip:border-box;color:inherit;-webkit-text-fill-color:currentColor}
@property --a{syntax:'<angle>';initial-value:0deg;inherits:false}
@keyframes rot{to{--a:360deg}}
.labgrid .holo .inner{border-radius:18px;background:#0A0D14;padding:30px;height:100%}
.holo .pn{font-family:var(--mono);font-size:10.5px;letter-spacing:.26em;color:#7DD3FC;margin-bottom:12px}
.holo .inner h3{font-family:var(--disp);font-size:26px;letter-spacing:-.02em;margin-bottom:8px;color:var(--ink)}
.holo .inner p{font-size:13.5px;color:#AEB8CC;line-height:1.6;margin-bottom:16px}
.holo .rowx{display:flex;justify-content:space-between;font-size:12px;color:#B9C2D4;padding:9px 2px;border-top:1px solid rgba(255,255,255,.09);font-family:var(--mono)}
.holo .rowx span:last-child{color:#22D3EE}
.holo .rowx i{font-style:normal}

/* the stream */
.stream{position:relative;max-width:1240px;margin:0 auto;padding:96px min(5vw,64px) 40px;display:grid;grid-template-columns:230px 1fr;gap:44px}
.streamhead{grid-column:1/-1;display:flex;align-items:baseline;gap:22px;margin-bottom:6px}
.streamhead h2{font-family:var(--disp);font-size:clamp(32px,4.4vw,52px);letter-spacing:-.03em}
.streamhead span{font-family:var(--mono);font-size:11px;letter-spacing:.24em;color:#4F5B76}
.filters{position:sticky;top:90px;align-self:start;font-family:var(--mono)}
.filters h6{font-size:10px;letter-spacing:.26em;color:#4F5B76;margin-bottom:16px}
.filters a{display:flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.14em;color:#8B96AB;padding:8px 0;transition:color .2s,transform .2s;cursor:pointer}
.filters a::before{content:"→";color:transparent;transition:color .2s}
.filters a:hover{color:#E7ECF5;transform:translateX(3px)}
.filters a.on{color:#22D3EE}
.filters a.on::before{content:"→";color:#22D3EE}
.filters .cta{margin-top:22px;display:inline-block;border:1px solid rgba(34,211,238,.4);border-radius:99px;padding:9px 16px;font-size:11px;letter-spacing:.18em;color:#22D3EE}
.filters .cta::before{content:none}
.cards{perspective:1400px;display:grid;grid-template-columns:1fr 1fr;gap:34px}
/* Cinematic Lift hover: desaturated rest → colour floods in, slow zoom,
   one sheen pass, edge glow, JS cursor tilt, arrow reveal */
.pcard{position:relative;border-radius:16px;overflow:hidden;aspect-ratio:16/10;cursor:pointer;display:block;border:1px solid rgba(129,140,248,0);transform:rotateY(var(--ry,0deg)) rotateX(var(--rx,0deg)) translateZ(0);transition:transform .5s var(--ease),box-shadow .5s,opacity .45s var(--ease),border-color .45s;box-shadow:0 30px 70px rgba(0,0,0,.55)}
.pcard.offset{margin-top:44px}
.pcard:hover{box-shadow:0 40px 90px rgba(0,0,0,.7),0 0 50px rgba(79,70,229,.22);border-color:rgba(129,140,248,.45)}
.pcard.hide{opacity:0;transform:scale(.92);pointer-events:none;position:absolute;visibility:hidden}
.pcard .art{position:absolute;inset:0;background-size:cover;background-position:center;filter:saturate(.65) brightness(.82);transform:scale(1.001);transition:transform 1.1s var(--ease),filter .7s}
.pcard:hover .art{transform:scale(1.07);filter:saturate(1.05) brightness(1)}
@media(hover:none){.pcard .art{filter:none}}
.pcard .parrow{position:absolute;top:12px;right:14px;z-index:6;font-size:19px;color:#22D3EE;opacity:0;transform:translate(-8px,8px);transition:opacity .35s,transform .45s var(--ease)}
.pcard:hover .parrow{opacity:1;transform:translate(0,0)}
.pcard .meta{position:absolute;left:0;right:0;bottom:0;padding:16px 18px;background:linear-gradient(transparent,rgba(0,0,0,.78));display:flex;justify-content:space-between;align-items:flex-end;z-index:3}
.pcard .meta b{font-family:var(--disp);font-size:18px;letter-spacing:-.01em;display:block;transition:transform .45s var(--ease)}
.pcard:hover .meta b{transform:translateY(-3px)}
.pcard .meta span{font-size:11px;color:#B9C2D4;font-family:var(--mono);letter-spacing:.08em}
.pcard .tagx{font-family:var(--mono);font-size:9.5px;letter-spacing:.18em;color:#22D3EE;border:1px solid rgba(34,211,238,.35);border-radius:6px;padding:4px 8px;background:rgba(0,0,0,.4)}
.pcard .play{position:absolute;top:14px;left:16px;z-index:3;font-family:var(--mono);font-size:9px;letter-spacing:.2em;color:#D7DEEA;display:flex;align-items:center;gap:7px;background:rgba(0,0,0,.45);border-radius:6px;padding:5px 9px}
.pcard .play i{width:7px;height:7px;border-radius:50%;background:#F43F5E;animation:rec 1.6s ease-in-out infinite}
@keyframes rec{50%{opacity:.3}}
.shine{position:absolute;inset:0;background:linear-gradient(115deg,transparent 42%,rgba(255,255,255,.14) 50%,transparent 58%);transform:translateX(-140%) skewX(-6deg);pointer-events:none;z-index:2}
.pcard:hover .shine{animation:sheen .85s var(--ease) .05s forwards}
@keyframes sheen{to{transform:translateX(140%) skewX(-6deg)}}

/* ---------- stats ---------- */
.stats{padding-bottom:40px}
.statgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:38px 0}
.stat b{font-family:var(--disp);font-size:44px;letter-spacing:-.02em;display:block;line-height:1;background:var(--holo);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat b i{font-style:normal}
.stat b.pop{animation:pop .5s var(--ease)}
@keyframes pop{40%{transform:scale(1.09)}100%{transform:scale(1)}}
.stat span{font-size:12.5px;color:var(--dim);letter-spacing:.06em;text-transform:uppercase;display:block;margin-top:8px}

/* ---------- final CTA ---------- */
.final{position:relative;z-index:1;text-align:center;padding:130px min(5vw,64px) 120px;max-width:1240px;margin:0 auto}
.final h2{font-family:var(--disp);font-size:clamp(44px,6.4vw,86px);letter-spacing:-.035em;line-height:1;margin-bottom:30px}
.final h2 em{font-style:normal}
.final .fine{margin-top:26px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim)}

/* ---------- footer ---------- */
footer{position:relative;z-index:1;border-top:1px solid var(--line)}
.fwrap{max-width:1240px;margin:0 auto;padding:26px min(5vw,64px) 44px;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--dim)}
.fbrand{display:flex;align-items:center;gap:9px}
.flinks{display:flex;gap:20px}
.flinks a:hover{color:var(--ink)}

/* ---------- responsive ---------- */
@media(max-width:960px){
  .svcgrid{grid-template-columns:1fr 1fr}
  .labgrid{grid-template-columns:1fr}
  .stream{grid-template-columns:1fr}
  .filters{position:static;display:flex;flex-wrap:wrap;gap:14px}
  .filters h6{width:100%}
  .cards{grid-template-columns:1fr}
  .pcard.offset{margin-top:0}
  .statgrid{grid-template-columns:repeat(2,1fr);gap:30px 14px}
  .navlinks{display:none}
  .grain{display:none}
  .phero .hint{display:none}
  #ring{display:none}
}
@media(max-width:640px){
  .svcgrid{grid-template-columns:1fr}
  .phero{min-height:620px}
  .phero .copy{bottom:6%}
  .phero .sub{font-size:14px;max-width:88vw}
  .heroctas .btn{padding:12px 22px;font-size:13.5px}
  .pcard .meta b{font-size:16px}
  .pcard .meta span{font-size:10px}
  .final{padding:80px min(5vw,40px) 70px}
  .final h2{margin-bottom:22px}
  .fwrap{flex-direction:column;align-items:flex-start;gap:12px}
}

/* ---------- reduced motion ---------- */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
  .phero h1 .line>span{transform:none;opacity:1}
  #stinger{display:none}
  .marquee .track{animation:none}
  #stars,#ring,.grain{display:none}
}

/* ---------- static (non-clickable) project cards ---------- */
.pcard.static{cursor:default}
.pcard .play.off i{background:#818CF8;animation:none}