/* =============================================================
   ISC REFLEX V2 — site styles
   Edit colours, type and spacing here; both pages use this file.
   ============================================================= */

:root{
  /* brand */
  --red:#d3142d;
  --red-dark:#a80f24;
  --ink:#0a0a0b;
  --ink-2:#141416;
  --line:rgba(255,255,255,.14);
  --text:#f3f3f3;
  --muted:#a6a6ab;

  /* light ("paper") sections */
  --paper:#f3f3f1;
  --paper-ink:#141416;
  --paper-muted:#55555b;

  /* type */
  --cond:'Saira Condensed','Arial Narrow',Arial,sans-serif;
  --body:'Saira',system-ui,-apple-system,Segoe UI,Arial,sans-serif;

  /* rhythm */
  --pad-x:clamp(16px,6vw,96px);
  --section-y:clamp(80px,11vw,160px);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--ink);color:var(--text);font-family:var(--body);overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit}

/* ---------- shared type ---------- */
.h1{font-family:var(--cond);font-weight:800;font-size:clamp(46px,7vw,110px);line-height:.92;text-transform:uppercase}
.h2{font-family:var(--cond);font-weight:800;font-size:clamp(38px,5.4vw,78px);line-height:.95;text-transform:uppercase}
.h3{font-family:var(--cond);font-weight:800;font-size:clamp(30px,3.6vw,52px);line-height:1;text-transform:uppercase}
.eyebrow{color:var(--muted);letter-spacing:.03em;font-weight:600;font-size:clamp(14px,1.2vw,16px)}
.lead{font-size:clamp(17px,1.6vw,22px);line-height:1.6}
.muted{color:var(--muted)}
.accent{color:var(--red)}
.wrap{max-width:900px;margin:0 auto}
.wrap-wide{max-width:1200px;margin:0 auto}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:12px;background:var(--red);color:#fff;text-decoration:none;
  font-family:var(--cond);font-weight:700;letter-spacing:.2em;text-transform:uppercase;font-size:15px;
  padding:15px 28px;border-radius:6px;border:1px solid var(--red);transition:background .2s,transform .2s,border-color .2s;cursor:pointer}
.btn:hover{background:var(--red-dark);border-color:var(--red-dark);transform:translateY(-1px)}
.btn.ghost{background:transparent;border-color:var(--line)}
.btn.ghost:hover{background:transparent;border-color:#fff}
.btn.sm{padding:10px 18px;font-size:13px}

/* ---------- nav ---------- */
.nav{position:fixed;inset:0 0 auto 0;z-index:60;display:flex;align-items:center;justify-content:space-between;
  padding:14px var(--pad-x);background:rgba(10,10,11,.96);border-bottom:1px solid var(--line);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.logo{font-family:var(--cond);font-weight:700;font-size:26px;letter-spacing:.08em;display:flex;align-items:center;text-decoration:none}
.logo img{height:30px;width:auto;display:block}
footer .logo img{height:26px}
.nav-links{display:flex;align-items:center;gap:clamp(14px,2.2vw,28px)}
.nav-link{font-family:var(--cond);font-weight:700;font-size:16px;letter-spacing:.02em;color:#e3e3e6;text-decoration:none}
.nav-link:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.logo small{font-family:var(--body);font-size:10px;letter-spacing:.36em;color:var(--muted);margin-left:14px;padding-left:14px;border-left:1px solid var(--line);font-weight:500}

/* ---------- placeholder marker (remove before launch) ---------- */
.placeholder{display:inline-block;font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:#c9c9cf;
  border:1px dashed rgba(255,255,255,.35);padding:6px 11px;border-radius:999px;margin-bottom:14px}
.paper .placeholder{color:#6a6a70;border-color:rgba(0,0,0,.28)}
.ribbon{position:fixed;left:50%;bottom:14px;transform:translateX(-50%);z-index:70;background:rgba(10,10,11,.88);
  border:1px dashed rgba(255,255,255,.3);color:#bdbdc2;font-size:10px;letter-spacing:.2em;text-transform:uppercase;
  padding:7px 14px;border-radius:999px;white-space:nowrap}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100vh;display:grid;grid-template-columns:minmax(0,630px) minmax(0,540px);justify-content:center;align-items:center;gap:30px;
  padding:120px var(--pad-x) 70px;overflow:hidden;
  background:radial-gradient(55% 70% at 78% 48%,rgba(211,20,45,.48),transparent 70%),
             radial-gradient(45% 45% at 8% 100%,rgba(211,20,45,.12),transparent 70%),var(--ink)}
.hero-title{font-family:var(--cond);font-style:italic;font-weight:800;font-size:clamp(58px,9vw,140px);line-height:.95;
  display:flex;align-items:flex-start;gap:.14em;margin-top:10px}
.badge-v2{font-size:.4em;background:#fff;color:var(--ink);padding:0 .2em;transform:skewX(-12deg);line-height:1.1;margin-top:.12em;font-style:italic}
.hero-more{font-family:var(--cond);font-weight:900;font-size:clamp(88px,16vw,250px);line-height:.82;color:var(--red);will-change:transform}
.hero-tag{letter-spacing:.02em;color:#d7d7d7;margin-top:28px;font-size:clamp(17px,1.6vw,22px);line-height:1.5}
.hero-avail{font-family:var(--cond);font-weight:700;font-size:clamp(18px,1.7vw,23px);letter-spacing:.03em;color:#fff;
  margin-top:26px;padding-top:18px;border-top:1px solid var(--line);display:inline-block}
.hero-device{position:relative;display:flex;justify-content:center;will-change:transform}
.hero-device img{height:min(82vh,760px);width:auto;object-fit:contain;filter:drop-shadow(0 45px 60px rgba(0,0,0,.6))}

/* ---------- light sections ---------- */
.paper{background:var(--paper);color:var(--paper-ink);padding:var(--section-y) var(--pad-x)}
.paper .lead{color:var(--paper-muted)}
.quote{font-family:var(--cond);font-weight:800;font-size:clamp(30px,4.4vw,58px);line-height:1.02;text-transform:uppercase;margin:24px 0}
.quote .accent{color:var(--red)}
.sowedid{font-family:var(--cond);font-weight:700;font-size:clamp(22px,2.4vw,30px);letter-spacing:.02em}
.divider{margin-top:clamp(56px,7vw,104px);padding-top:clamp(40px,5vw,72px);border-top:1px solid #d9d9d5}

/* ---------- scrollytelling ---------- */
.scrolly{position:relative;display:grid;grid-template-columns:repeat(2,minmax(0,600px));justify-content:center;gap:0;padding:0 var(--pad-x);
  background:radial-gradient(45% 45% at 72% 42%,rgba(211,20,45,.22),transparent 70%),var(--ink)}
.scrolly-media{position:sticky;top:0;height:100vh;display:flex;align-items:center;justify-content:center;padding:96px 0 36px 40px}
/* Fixed layout so renders don't jump between steps: the render always fills the
   same box and sits on the same baseline; caption and graphic share the space below. */
.stage{position:relative;width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:14px}
.stage-shot{position:relative;flex:0 0 56%;width:100%;min-height:0;transition:flex-basis .5s ease}
.stage-shot img{position:absolute;left:50%;bottom:0;max-height:100%;max-width:88%;width:auto;opacity:0;
  transform:translateX(-50%) scale(1.03);transform-origin:50% 100%;transition:opacity .5s ease,transform .7s ease;
  filter:drop-shadow(0 30px 40px rgba(0,0,0,.55))}
.stage-shot img.on{opacity:1;transform:translateX(-50%)}
/* labels under a side-by-side render (data-labels on the step); the row always keeps its height */
.stage-caption{flex:0 0 22px;width:100%;max-width:620px;opacity:0;transition:opacity .4s ease}
.stage-caption.on{opacity:1}
.stage-diagram{flex:1 1 auto;width:100%;max-width:560px;min-height:0;display:flex;justify-content:center;align-items:flex-start}
.caption{display:flex;font-family:var(--cond);font-weight:700;letter-spacing:.02em;font-size:16px;color:#8d8d93}
.caption span{flex:1;text-align:center}
.caption .v2{color:#fff}
.step figure .caption{margin-top:10px}
/* each step's own visuals are for narrow screens only (see the mobile block) */
.step-fig{display:none}
.stage-diagram img{max-width:100%;max-height:100%;width:auto;opacity:0;transform:translateY(14px);transition:opacity .45s ease,transform .45s ease}
.stage-diagram img.on{opacity:1;transform:none}
/* a step with no data-img: the render box closes and the graphic takes the stage */
.stage.no-shot .stage-shot{flex-basis:0}
.stage.no-shot .stage-diagram{max-width:680px;align-items:center}
/* progress marker: one dot per step, down the left edge */
.progress{position:absolute;left:0;top:50%;transform:translateY(-50%);display:grid;gap:16px;z-index:5}
.progress button{position:relative;width:12px;height:12px;border-radius:50%;border:1.5px solid rgba(255,255,255,.45);background:transparent;
  cursor:pointer;padding:0;transition:background .3s,border-color .3s,transform .3s}
.progress button.on{background:#fff;border-color:#fff;transform:scale(1.15)}
.progress button:hover{border-color:#fff}
.progress button:focus-visible{outline:2px solid var(--red);outline-offset:3px}
.progress button span{position:absolute;left:22px;top:50%;transform:translateY(-50%);white-space:nowrap;font-family:var(--cond);
  font-weight:700;font-size:15px;letter-spacing:.02em;color:#fff;opacity:0;pointer-events:none;transition:opacity .2s;text-transform:capitalize}
.progress button:hover span,.progress button:focus-visible span{opacity:1}
.scrolly-steps{padding:0 0 0 clamp(24px,3vw,48px)}

/* ---------- refined details (cards, no photos) ---------- */
.details{padding:clamp(40px,5vw,72px) var(--pad-x) var(--section-y);background:var(--ink)}
.details .part{font-family:var(--cond);font-weight:700;color:var(--muted);font-size:15px;letter-spacing:.03em}
.details .cards{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));max-width:900px}
.step{min-height:100vh;display:flex;flex-direction:column;justify-content:center;padding:14vh 0;
  opacity:.25;transition:opacity .4s ease}
.step.active{opacity:1}
.step .num{font-family:var(--cond);font-weight:700;color:var(--muted);font-size:17px;letter-spacing:.03em}
.step h3{margin:12px 0 10px}
.step .sub{font-style:italic;color:#fff;font-size:clamp(15px,1.3vw,19px);margin-bottom:12px}
.step p{color:#c9c9cd;font-size:clamp(15px,1.2vw,18px);line-height:1.65;max-width:46ch}
/* the step is a flex column, so a chip would stretch full width without this */
.step .placeholder{align-self:flex-start;margin:0 0 14px}

/* ---------- side-by-side testing ---------- */
.test-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,5vw,80px);align-items:start}
.process{display:grid;gap:12px;margin-top:30px}
.proc{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid #e2e2dd;border-radius:10px;padding:14px 18px;
  opacity:0;transform:translateX(-18px);transition:opacity .6s ease,transform .6s ease}
.proc.in{opacity:1;transform:none}
.proc b{font-family:var(--cond);font-size:24px;color:var(--paper-ink);line-height:1.1;width:28px}
.proc span{font-family:var(--cond);font-weight:700;letter-spacing:.02em;font-size:19px}
.proc small{display:block;font-family:var(--body);text-transform:none;letter-spacing:0;font-weight:400;color:var(--paper-muted);font-size:14px;margin-top:2px}
.chart{background:#fff;color:var(--paper-ink);border:1px solid #e2e2dd;border-radius:14px;padding:clamp(22px,3vw,38px)}
.chart h5{font-family:var(--cond);font-size:17px;letter-spacing:.03em;color:var(--paper-muted);font-weight:700}
.bar{margin-top:26px}
.bar label{display:flex;justify-content:space-between;font-family:var(--cond);font-weight:700;letter-spacing:.02em;
  font-size:17px;margin-bottom:9px}
.track{position:relative;height:18px;border-radius:9px;background:#ececea}
.fill{position:absolute;inset:0 auto 0 0;width:0;border-radius:9px;transition:width 1.6s cubic-bezier(.2,.7,.2,1)}
.bar.known .fill{background:#a9a9ae}
.bar.v2 .fill{background:linear-gradient(90deg,#8f0c1d,var(--red))}
.chart.in .bar.known .fill{width:30%}   /* illustrative only — set the original REFLEX bar length here */
.chart.in .bar.v2 .fill{width:100%;transition-delay:.55s}
.result{font-size:clamp(16px,1.3vw,18px);line-height:1.65;color:var(--paper-ink);margin-top:28px}
.fine{font-size:12px;color:#8a8a84;margin-top:12px;letter-spacing:.02em}

/* ---------- still reflex ---------- */
.still{padding:var(--section-y) var(--pad-x);
  background:radial-gradient(45% 55% at 28% 50%,rgba(211,20,45,.2),transparent 70%),var(--ink)}
.still-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,80px);align-items:center}
.still-grid img{margin:0 auto;max-height:78vh;width:auto}
/* 3D view (Still REFLEX section) */
.v3d-wrap{width:100%}
.v3d{position:relative;width:100%;max-width:560px;margin:0 auto;aspect-ratio:4/5;max-height:78vh}
.v3d canvas,.v3d-stage canvas{position:absolute;inset:0;width:100%!important;height:100%!important;display:block;outline:none}
.v3d canvas{touch-action:pan-y;cursor:grab}
.v3d canvas:active{cursor:grabbing}
.still-grid .v3d-poster{position:absolute;inset:0;width:100%;height:100%;max-height:none;object-fit:contain;transition:opacity .4s ease;
  filter:drop-shadow(0 35px 45px rgba(0,0,0,.55))}
.v3d-loading{position:absolute;left:50%;bottom:12%;transform:translateX(-50%);font-family:var(--cond);font-weight:700;font-size:16px;
  letter-spacing:.02em;color:var(--muted)}
.v3d-tools{position:absolute;left:50%;bottom:-6px;transform:translateX(-50%);display:flex;gap:8px;align-items:center}
.v3d-tools button{white-space:nowrap;font-family:var(--cond);font-weight:700;font-size:13px;letter-spacing:.16em;text-transform:uppercase;
  color:#fff;background:rgba(20,20,22,.85);border:1px solid var(--line);border-radius:999px;padding:8px 14px;cursor:pointer;line-height:1}
.v3d-tools button.sq{width:34px;height:34px;padding:0;font-size:18px;letter-spacing:0}
.v3d-tools button:hover{border-color:#fff}
.v3d-tools button:focus-visible,.v3d-open:focus-visible,.v3d-close:focus-visible{outline:2px solid var(--red);outline-offset:2px}
.v3d-hint{text-align:center;margin-top:30px;font-family:var(--cond);font-weight:700;font-size:16px;letter-spacing:.02em;color:var(--muted)}
.v3d-hint span,.v3d-open span{font-size:16px;margin-right:6px}
.v3d-open{position:absolute;left:50%;bottom:4%;transform:translateX(-50%);display:inline-flex;align-items:center;white-space:nowrap;
  font-family:var(--cond);font-weight:700;font-size:15px;letter-spacing:.18em;text-transform:uppercase;color:#fff;
  background:var(--red);border:0;border-radius:6px;padding:14px 20px;cursor:pointer}
.v3d-open span{color:#fff}
.v3d-open[hidden]{display:none}
.v3d-full{position:fixed;inset:0;z-index:200;background:var(--ink);display:flex;flex-direction:column;
  padding:env(safe-area-inset-top,0px) 0 env(safe-area-inset-bottom,0px)}
.v3d-full[hidden]{display:none}
.v3d-bar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;font-family:var(--cond);font-weight:700;
  font-size:16px;letter-spacing:.02em;color:var(--muted)}
.v3d-close{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:#141416;color:#fff;font-size:24px;line-height:1;cursor:pointer}
.v3d-stage{position:relative;flex:1;min-height:0}
.v3d-stage canvas{touch-action:none}
.v3d-stage .v3d-tools{bottom:18px}
.v3d-stage .v3d-loading{top:50%;bottom:auto}
.sames{display:grid;gap:2px;margin:24px 0 22px}
.sames div{font-family:var(--cond);font-weight:800;font-size:clamp(26px,3.2vw,46px);line-height:1.04;text-transform:uppercase;color:#8d8d93}
.sames b{color:#fff}
.still p{color:#c9c9cd;line-height:1.65;max-width:46ch}
.closing-line{font-family:var(--cond);font-weight:700;font-size:clamp(20px,2vw,28px);text-transform:uppercase;margin-top:24px;color:#fff}

/* ---------- up close (studio photos) ---------- */
.gallery{padding:var(--section-y) var(--pad-x)}
.shot-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:clamp(28px,4vw,48px)}
.shot-tile button{display:block;width:100%;padding:0;border:1px solid #e4e4df;border-radius:12px;background:#fff;overflow:hidden;cursor:zoom-in}
.shot-tile img{width:100%;height:auto;aspect-ratio:1/1;object-fit:cover;transition:transform .5s ease}
.shot-tile button:hover img{transform:scale(1.03)}
.shot-tile button:focus-visible{outline:2px solid var(--red);outline-offset:3px}
.shot-tile figcaption{font-family:var(--cond);font-weight:700;font-size:17px;letter-spacing:.01em;color:var(--paper-ink);margin-top:10px}
/* full-screen view */
.lightbox{position:fixed;inset:0;z-index:300;background:rgba(8,8,9,.96);display:grid;grid-template-columns:64px 1fr 64px;align-items:center;
  padding:env(safe-area-inset-top,0px) 0 env(safe-area-inset-bottom,0px)}
.lightbox[hidden]{display:none}
.lightbox figure{margin:0;display:flex;flex-direction:column;align-items:center;gap:14px;min-width:0}
.lightbox img{max-width:100%;max-height:82vh;width:auto;height:auto;border-radius:10px;background:#fff}
.lightbox figcaption{font-family:var(--cond);font-weight:700;font-size:18px;color:#fff;text-align:center}
.lightbox button{background:none;border:1px solid var(--line);color:#fff;border-radius:50%;width:48px;height:48px;font-size:30px;line-height:1;cursor:pointer;justify-self:center}
.lightbox button:hover{border-color:#fff}
.lightbox button:focus-visible{outline:2px solid var(--red);outline-offset:2px}
.lb-close{position:absolute;top:calc(14px + env(safe-area-inset-top,0px));right:14px;font-size:28px}

/* ---------- technical information ---------- */
.tech{padding:var(--section-y) var(--pad-x) clamp(48px,6vw,80px);background:var(--ink);border-top:1px solid var(--line)}
.keyfigs{display:grid;grid-template-columns:repeat(4,1fr);margin-top:clamp(32px,4vw,52px);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.kf{display:flex;flex-direction:column;gap:6px;padding:26px 24px 24px 0}
.kf + .kf{padding-left:24px;border-left:1px solid var(--line)}
.kf-label{font-family:var(--cond);font-weight:700;font-size:16px;letter-spacing:.02em;color:var(--muted)}
.kf-val{font-family:var(--cond);font-weight:800;font-size:clamp(32px,3.4vw,48px);line-height:1;color:#fff;font-variant-numeric:tabular-nums}
.kf-alt{font-size:14px;color:#8d8d93}
.specs{margin-top:8px}
.spec{display:grid;grid-template-columns:25% 1fr;padding:18px 0;border-bottom:1px solid var(--line)}
.spec dd{padding-left:24px}
.spec dt{font-family:var(--cond);font-weight:700;font-size:17px;letter-spacing:.02em;color:var(--muted)}
.spec dd{color:#e6e6e9;font-size:16px;line-height:1.6}

/* ---------- downloads ---------- */
.downloads{padding:clamp(48px,6vw,80px) var(--pad-x) var(--section-y);background:var(--ink)}
.dl-list{list-style:none;display:grid;gap:12px;max-width:900px;margin-top:clamp(28px,3.5vw,44px)}
.dl{display:flex;align-items:center;gap:16px;padding:18px 20px;border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,.03)}
.dl-icon{flex:0 0 auto;width:44px;height:54px;border:1.5px solid rgba(255,255,255,.35);border-radius:6px;display:grid;place-items:end center;
  padding-bottom:8px;font-family:var(--cond);font-weight:700;font-size:12px;letter-spacing:.04em;color:#d5d5da}
.dl-text{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.dl-text strong{font-family:var(--cond);font-weight:700;font-size:20px;line-height:1.2;letter-spacing:.01em;color:#fff}
.dl-text span{font-size:13.5px;color:#9a9aa0;line-height:1.45}
.dl-btn{flex:0 0 auto;font-family:var(--cond);font-weight:700;font-size:15px;letter-spacing:.02em;color:#fff;text-decoration:none;
  border:1px solid var(--line);border-radius:999px;padding:9px 16px;transition:border-color .2s,background .2s}
a.dl-btn:hover{border-color:#fff;background:rgba(255,255,255,.06)}
a.dl-btn:focus-visible{outline:2px solid var(--red);outline-offset:2px}
.dl-btn.soon{color:#8d8d93;border-style:dashed}

/* ---------- upgrade sign-up section ---------- */
.owners{padding:var(--section-y) var(--pad-x);background:
  linear-gradient(180deg,#141416,#0a0a0b);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.owners-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(30px,5vw,70px);align-items:center}
.owners p{color:#c9c9cd;line-height:1.65;max-width:52ch;margin-top:18px}
.owners .btn{margin-top:28px}
.owners-card{border:1px solid var(--line);border-radius:14px;padding:clamp(22px,3vw,34px);background:rgba(255,255,255,.03)}

/* ---------- parallax band ---------- */
.band{position:relative;height:108vh;overflow:hidden;background:linear-gradient(#1b1b1e,#2a2a2e 45%,#3a3a3f)}
.band .layer{position:absolute;left:-5%;width:110%;will-change:transform}
.band .layer svg{width:100%;height:auto;display:block}
.band .copy{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:0 16px;z-index:5;will-change:transform}
.band .copy h2{font-family:var(--cond);font-weight:900;font-size:clamp(42px,7.6vw,118px);line-height:.94;text-transform:uppercase}
.band::after{content:"";position:absolute;inset:auto 0 0 0;height:30%;background:linear-gradient(transparent,var(--ink));z-index:4}

/* ---------- CTA + footer ---------- */
.cta{padding:var(--section-y) 16px;text-align:center;
  background:radial-gradient(50% 80% at 50% 100%,rgba(211,20,45,.32),transparent 70%),var(--ink)}
.cta .row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:32px}
.cta .avail{color:#d7d7d7;letter-spacing:.03em;font-family:var(--cond);font-weight:700;font-size:clamp(18px,1.6vw,22px);margin-top:14px}
/* footer (product page) */
.site-foot{border-top:1px solid var(--line);padding:56px var(--pad-x) 40px;background:#070708;color:var(--muted);font-size:14px;line-height:1.6}
.foot-wrap{max-width:1200px;margin:0 auto}
.foot-top{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-bottom:28px;border-bottom:1px solid var(--line)}
.site-foot .logo img{height:26px}
.social{display:flex;gap:10px}
.social a{width:38px;height:38px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;color:#d5d5da;transition:border-color .2s,color .2s}
.social a:hover{border-color:#fff;color:#fff}
.social svg{width:16px;height:16px}
.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:28px;padding:32px 0}
.site-foot h4{font-family:var(--cond);font-weight:700;font-size:17px;letter-spacing:.02em;color:#fff;margin-bottom:10px}
.site-foot address{font-style:normal}
.site-foot ul{list-style:none;display:grid;gap:4px}
.site-foot a{color:#c9c9cd;text-decoration:none}
.site-foot a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.site-foot a:focus-visible,.nav-link:focus-visible{outline:2px solid var(--red);outline-offset:3px}
.foot-legal{display:flex;justify-content:space-between;gap:10px 24px;flex-wrap:wrap;padding-top:22px;border-top:1px solid var(--line);font-size:13px;color:#8a8a90}
.site-foot .logo{justify-content:flex-start;margin:0}

/* ---------- upgrade sign-up (product page) ---------- */
.notify{display:grid;gap:16px}
.notify .btn{justify-self:start;margin-top:4px;white-space:nowrap}
.check{display:flex;gap:12px;align-items:flex-start}
.check input{margin-top:2px;width:18px;height:18px;accent-color:var(--red);flex:0 0 auto}
.check label{font-size:14px;line-height:1.5;color:#d5d5da}
.notify .form-note{margin-top:0}
.form-note a{color:#c9c9cd}
.form-error{display:none;font-size:14px;color:#ff8a98;line-height:1.5}
.form-error.on{display:block}
.notify.sending .btn{opacity:.6;pointer-events:none}
.notify-ok{display:none;font-size:15px;line-height:1.55;color:#d5d5da}
.notify-ok strong{display:block;font-family:var(--cond);font-weight:800;font-size:26px;text-transform:uppercase;color:#fff;margin-bottom:8px}
.notify.done{display:none}
.notify.done + .notify-ok{display:block}

/* ---------- form fields (upgrade sign-up) ---------- */
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-family:var(--cond);font-weight:700;letter-spacing:.02em;font-size:16px;color:#d7d7d7}
.field input,.field select{background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:8px;
  padding:13px 14px;color:#fff;font-family:var(--body);font-size:15px}
.field input:focus,.field select:focus{outline:none;border-color:var(--red)}
.form-note{font-size:12px;color:#8a8a90;margin-top:14px;line-height:1.5}

/* ---------- cards (refined details) ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px;margin-top:38px}
.card{border:1px solid var(--line);border-radius:14px;padding:26px 24px;background:rgba(255,255,255,.03);
  opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}
.card.in{opacity:1;transform:none}
.card h4{font-family:var(--cond);font-weight:700;letter-spacing:.01em;font-size:23px;margin:8px 0 8px}
.card p{color:#b9b9c0;font-size:15px;line-height:1.6}

/* ---------- reveal helper ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- mobile ---------- */
@media (max-width:900px){
  .hero{grid-template-columns:1fr;padding-top:96px}
  .hero-device{order:-1}
  .hero-device img{height:46vh}
  .scrolly{grid-template-columns:1fr;padding:0}
  .scrolly-media{display:none}
  .step-fig{display:block}
  .step figure{margin:0 0 20px}
  .step figure .shot{width:auto;max-width:100%;max-height:42vh;margin:0 auto}
  .step figure .diagram{width:100%;margin-top:14px}
  .step{opacity:1;padding:7vh 0;border-top:1px solid var(--line)}
  .scrolly-steps{padding:0 var(--pad-x)}
  .scrolly-steps{padding:0 var(--pad-x)}
  .step{min-height:auto;padding:8vh 0}
  .stage-diagram{max-width:100%}
  .test-grid,.still-grid,.owners-grid{grid-template-columns:1fr}
  .still-grid img{max-height:50vh}
  .v3d{max-height:62vh}
  .logo small{display:none}
  .foot-grid{grid-template-columns:1fr 1fr}
  .keyfigs{grid-template-columns:1fr 1fr}
  /* photos become one swipeable row on narrow screens */
  .shot-grid{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:12px;margin-inline:calc(-1 * var(--pad-x));padding:0 var(--pad-x) 6px;
    scrollbar-width:none}
  .shot-grid::-webkit-scrollbar{display:none}
  .shot-tile{flex:0 0 78%;scroll-snap-align:center}
  .lightbox{grid-template-columns:1fr;padding-inline:12px}
  .lb-prev,.lb-next{display:none}
  .kf:nth-child(3){padding-left:0;border-left:0}
  .kf:nth-child(n+3){border-top:1px solid var(--line)}
  .spec{grid-template-columns:1fr;gap:4px}
  .spec dd{padding-left:0}
}
@media (max-width:520px){
  .dl{flex-wrap:wrap;row-gap:12px}
  .dl-text{flex:1 1 calc(100% - 64px)}
  .dl-btn{margin-left:60px}
  .foot-grid{grid-template-columns:1fr}
  .foot-legal{flex-direction:column}
}
@media (prefers-reduced-motion:reduce){
  .reveal,.card,.proc,.stage-shot img,.stage-diagram img{transition:none}
  html{scroll-behavior:auto}
}