/* ============================================================
   BNA Trading — 2026
   ============================================================ */

:root{
  --paper:#F2F1EE;
  --paper-2:#EDEBE6;
  --ink:#0E1116;
  --ink-2:#3A4048;
  --muted:#767C85;
  --brand:#2D62AC;
  --brand-lo:#e8eef8;
  --line:rgba(14,17,22,.13);
  --line-2:rgba(14,17,22,.07);
  --night:#0B0D10;
  --r:18px;
  --easing:cubic-bezier(.22,1,.36,1);
  --pad:clamp(20px,4.2vw,72px);
  --maxw:1520px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:auto}
body{
  font-family:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  background:var(--paper);
  color:var(--ink);
  font-size:16px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--brand);color:#fff}

h1,h2,h3,.display{
  font-family:'Inter Tight','Inter',system-ui,sans-serif;
  font-weight:500;letter-spacing:-.035em;line-height:.95;
  text-wrap:balance;
}

.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--pad)}
.mono{font-family:ui-monospace,'SF Mono',Menlo,monospace;font-size:11px;letter-spacing:.14em;text-transform:uppercase}

/* ---------- navigation ---------- */
.nav{
  position:fixed;inset:16px 0 auto;z-index:60;
  display:flex;align-items:center;justify-content:space-between;
  padding-inline:var(--pad);pointer-events:none;
  mix-blend-mode:normal;
}
.nav>*{pointer-events:auto}
.brand img{height:26px;width:auto;transition:filter .45s var(--easing)}
.pills{
  display:flex;gap:2px;padding:5px;border-radius:999px;
  background:rgba(255,255,255,.62);
  backdrop-filter:blur(18px) saturate(1.6);
  -webkit-backdrop-filter:blur(18px) saturate(1.6);
  border:1px solid rgba(255,255,255,.7);
  box-shadow:0 6px 26px rgba(14,17,22,.08);
  transition:background .45s var(--easing),border-color .45s var(--easing);
}
.pills a{
  font-size:13.5px;font-weight:500;letter-spacing:-.01em;
  padding:8px 16px;border-radius:999px;color:var(--ink-2);
  transition:background .28s var(--easing),color .28s var(--easing);
  white-space:nowrap;
}
.pills a:hover{color:var(--ink);background:rgba(14,17,22,.05)}
.pills a.on{background:var(--ink);color:#fff}
.nav-right{display:flex;gap:10px;align-items:center}

.btn{
  display:inline-flex;align-items:center;gap:9px;
  font-size:13.5px;font-weight:500;letter-spacing:-.01em;
  padding:11px 20px;border-radius:999px;
  background:var(--ink);color:#fff;border:1px solid var(--ink);
  transition:transform .3s var(--easing),background .3s var(--easing),color .3s var(--easing),border-color .3s var(--easing);
  cursor:pointer;
}
.btn:hover{transform:translateY(-2px);background:var(--brand);border-color:var(--brand)}
.btn .arw{transition:transform .35s var(--easing)}
.btn:hover .arw{transform:translateX(4px)}
.btn.ghost{background:rgba(255,255,255,.6);color:var(--ink);border-color:var(--line);backdrop-filter:blur(14px)}
.btn.ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn.lg{padding:15px 28px;font-size:15px}
.btn.solidw{background:#fff;color:var(--ink);border-color:#fff}
.btn.solidw:hover{background:var(--brand);color:#fff;border-color:var(--brand)}

/* dark-mode nav */
body.night .brand img{filter:brightness(0) invert(1)}
body.night .pills{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.14)}
body.night .pills a{color:rgba(255,255,255,.7)}
body.night .pills a:hover{color:#fff;background:rgba(255,255,255,.1)}
body.night .pills a.on{background:#fff;color:var(--night)}
body.night .btn.ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.18)}
body.night .btn{background:#fff;color:var(--night);border-color:#fff}
body.night .btn:hover{background:var(--brand);color:#fff;border-color:var(--brand)}

.menu-btn{display:none}

/* ---------- the WebGL stage ---------- */
#gl{
  position:fixed;inset:0;width:100%;height:100%;
  z-index:1;pointer-events:none;
  opacity:0;transition:opacity .6s var(--easing);
}
#gl.live{opacity:1}

/* Six scenes stacked in one fixed layer. Only the active one is `.on`; the
   cross-fade is CSS, the timing comes from the scroll timeline in app.js. */
.scenes{
  position:fixed;inset:0;z-index:2;pointer-events:none;
  opacity:0;transition:opacity .5s var(--easing);
}
.scenes.live{opacity:1}
.scene{
  position:absolute;inset:0;
  max-width:var(--maxw);margin-inline:auto;
  padding:96px var(--pad) 60px;
  display:flex;flex-direction:column;justify-content:center;
  opacity:0;visibility:hidden;
  transition:opacity .55s var(--easing),visibility .55s step-end;
}
.scene.on{opacity:1;visibility:visible;transition:opacity .55s var(--easing),visibility 0s}
.scene>*{
  opacity:0;transform:translateY(24px);
  transition:opacity .8s var(--easing),transform .8s var(--easing);
}
.scene.on>*{opacity:1;transform:none}
.scene.on>*:nth-child(1){transition-delay:.04s}
.scene.on>*:nth-child(2){transition-delay:.11s}
.scene.on>*:nth-child(3){transition-delay:.18s}
.scene.on>*:nth-child(4){transition-delay:.25s}
.scene--dark{color:#fff}

/* scroll runway — one screen-and-a-bit of travel per scene */
#stage{position:relative;z-index:0;height:calc(190vh * 4)}

.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-family:ui-monospace,'SF Mono',Menlo,monospace;
  font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);
  margin-bottom:22px;align-self:flex-start;
}
.eyebrow::before{content:'';width:26px;height:1px;background:currentColor;opacity:.5}
.scene--dark .eyebrow{color:rgba(255,255,255,.55)}

h1.hero{
  font-size:clamp(2.9rem,8.4vw,9rem);
  font-weight:500;letter-spacing:-.045em;line-height:.9;
  max-width:16ch;
}
h1.hero em{font-style:normal;color:var(--brand)}
.scene h2{font-size:clamp(2.1rem,5.4vw,5.4rem);letter-spacing:-.042em;max-width:22ch}
.scene.split h2{max-width:14ch}
.scene p.lead{font-size:clamp(15px,1.15vw,18.5px);line-height:1.55;color:var(--ink-2);max-width:46ch;margin-top:26px}
.scene--dark p.lead{color:rgba(255,255,255,.66)}

.hero-foot{
  position:absolute;left:var(--pad);right:var(--pad);bottom:42px;
  display:flex;flex-wrap:wrap;gap:26px 44px;align-items:flex-end;justify-content:space-between;
}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  font-family:ui-monospace,'SF Mono',Menlo,monospace;font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;
  padding:8px 14px;border-radius:999px;border:1px solid var(--line);
  background:rgba(255,255,255,.5);backdrop-filter:blur(10px);color:var(--ink-2);
}
.scroll-cue{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;letter-spacing:.1em;text-transform:uppercase}
.scroll-cue i{width:1px;height:34px;background:linear-gradient(var(--muted),transparent);display:block;animation:cue 2.1s var(--easing) infinite}
@keyframes cue{0%{transform:scaleY(0);transform-origin:top}45%{transform:scaleY(1);transform-origin:top}55%{transform:scaleY(1);transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* scene layout variants */
.scene.right{align-items:flex-end;text-align:right}
.scene.right .eyebrow{align-self:flex-end}
.scene.right .lead{margin-left:auto}
.scene.bottom{justify-content:flex-end;padding-bottom:96px}
.scene.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-content:center;align-items:center}
.scene.split .col-b{align-self:center}
.scene.split>*{display:flex;flex-direction:column}

/* profile readout — four sectors, highlighted as the 3D cycles */
.readout{display:flex;flex-direction:column;gap:2px;border-left:1px solid var(--line);padding-left:22px;max-width:40ch}
.readout .rl{
  padding:11px 0;opacity:.34;
  transition:opacity .45s var(--easing),transform .45s var(--easing);
}
.readout .rl.on{opacity:1}
.readout .rl-t{
  display:block;font-family:'Inter Tight',sans-serif;font-weight:500;letter-spacing:-.03em;
  font-size:clamp(16px,1.55vw,22px);line-height:1.2;color:var(--ink);
}
.readout .rl-s{
  display:block;margin-top:6px;font-size:12.5px;line-height:1.5;color:var(--muted);
  max-height:0;overflow:hidden;opacity:0;
  transition:max-height .5s var(--easing),opacity .4s var(--easing),margin .4s var(--easing);
}
.readout .rl.on .rl-s{max-height:6em;opacity:1}
.scene--dark .readout .rl-t{color:#fff}

/* finish swatches */
.swatches{display:flex;gap:10px;flex-wrap:wrap;margin-top:30px}
.sw{
  display:flex;align-items:center;gap:10px;padding:9px 15px 9px 9px;border-radius:999px;
  border:1px solid var(--line);background:rgba(255,255,255,.55);backdrop-filter:blur(10px);
  font-size:12.5px;font-weight:500;color:var(--ink-2);
  transition:background .35s var(--easing),color .35s var(--easing),border-color .35s var(--easing);
}
.sw i{width:18px;height:18px;border-radius:50%;display:block;box-shadow:inset 0 0 0 1px rgba(0,0,0,.16)}
.sw.on{background:var(--ink);color:#fff;border-color:var(--ink)}

/* tolerance callouts */
.callouts{display:flex;flex-wrap:wrap;gap:24px 40px;margin-top:44px;max-width:720px}
.callouts div{border-top:1px solid rgba(255,255,255,.18);padding-top:14px;flex:0 1 320px;min-width:220px}
.callouts b{display:block;font-family:'Inter Tight',sans-serif;font-size:clamp(22px,2.4vw,34px);font-weight:500;letter-spacing:-.03em}
.callouts span{font-size:12.5px;color:rgba(255,255,255,.55)}

/* ---------- flat content below the stage ---------- */
.sheet{position:relative;z-index:5;background:var(--paper);border-radius:34px 34px 0 0;overflow:hidden;box-shadow:0 -30px 80px rgba(14,17,22,.10)}
section.blk{padding:clamp(72px,9vw,150px) 0}
section.blk.tight{padding-top:0}
.sec-head{max-width:var(--maxw);margin-bottom:clamp(38px,4.6vw,74px)}
.sec-head h2{font-size:clamp(1.9rem,4.2vw,4.1rem);max-width:19ch}
.sec-head p{color:var(--muted);max-width:56ch;margin-top:20px;font-size:clamp(15px,1.05vw,17.5px)}

.rule{height:1px;background:var(--line-2)}

/* marquee */
.marq{overflow:hidden;border-block:1px solid var(--line-2);padding:20px 0;background:var(--paper-2)}
.marq div{display:flex;gap:52px;width:max-content;animation:slide 42s linear infinite;white-space:nowrap}
.marq span{font-family:'Inter Tight',sans-serif;font-size:clamp(15px,1.5vw,22px);font-weight:500;letter-spacing:-.02em;color:var(--muted);display:flex;align-items:center;gap:52px}
.marq span::after{content:'';width:5px;height:5px;border-radius:50%;background:var(--brand);opacity:.6}
@keyframes slide{to{transform:translateX(-50%)}}

/* metric row */
.metrics{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line)}
.metrics div{padding:34px 26px 34px 0;border-right:1px solid var(--line-2)}
.metrics div:last-child{border-right:0}
.metrics b{display:block;font-family:'Inter Tight',sans-serif;font-size:clamp(2.3rem,4.4vw,4.4rem);font-weight:500;letter-spacing:-.045em;line-height:1}
.metrics span{display:block;margin-top:12px;color:var(--muted);font-size:14px;line-height:1.45;max-width:26ch}

/* capability cards */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(14px,1.5vw,22px)}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(14px,1.5vw,22px)}
.card{
  position:relative;border-radius:var(--r);overflow:hidden;background:#fff;
  border:1px solid var(--line-2);
  transition:transform .5s var(--easing),box-shadow .5s var(--easing),border-color .5s var(--easing);
}
.card:hover{transform:translateY(-6px);box-shadow:0 26px 60px rgba(14,17,22,.11);border-color:var(--line)}
.card .ph{aspect-ratio:16/10;overflow:hidden;background:var(--paper-2)}
.card .ph img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--easing);filter:saturate(.85)}
.card:hover .ph img{transform:scale(1.06)}
.card .bd{padding:26px 26px 30px}
.card h3{font-size:clamp(18px,1.5vw,25px);margin-bottom:11px}
.card p{color:var(--muted);font-size:14.5px;line-height:1.55}
.card .idx{font-family:ui-monospace,monospace;font-size:11px;letter-spacing:.14em;color:var(--brand);margin-bottom:16px;display:block}
.card .go{display:inline-flex;align-items:center;gap:7px;margin-top:20px;font-size:13.5px;font-weight:500;color:var(--ink)}
.card .go .arw{transition:transform .35s var(--easing)}
.card:hover .go .arw{transform:translateX(5px)}

/* who we work with — four large rows, not a tag cloud */
.works{margin-top:clamp(50px,5vw,86px);padding-top:clamp(34px,3.4vw,56px);border-top:1px solid var(--line)}
.works .wgroup:last-of-type{border-bottom:1px solid var(--line-2)}
.wgroup{
  display:grid;grid-template-columns:4.5rem 1fr;gap:clamp(14px,2vw,34px);align-items:start;
  padding:clamp(24px,2.4vw,36px) 0;border-top:1px solid var(--line-2);
}
.wgroup:first-of-type{border-top:0}
.wg-n{
  font-family:ui-monospace,'SF Mono',Menlo,monospace;font-size:11px;letter-spacing:.14em;
  color:var(--brand);padding-top:.6em;
}
.wgroup h3{grid-column:2;font-size:clamp(20px,2.4vw,38px);letter-spacing:-.035em;line-height:1.06;margin-bottom:12px}
.wgroup p{grid-column:2;color:var(--muted);font-size:clamp(14px,1.02vw,16px);line-height:1.6;max-width:62ch}

/* secondary market index — deliberately quieter than the four featured cards */
.sectors{margin-top:clamp(40px,4.2vw,68px);padding-top:clamp(26px,2.6vw,40px);border-top:1px solid var(--line-2)}
.sectors h3{
  font-family:ui-monospace,'SF Mono',Menlo,monospace;font-size:10px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--muted);font-weight:400;margin-bottom:20px;
}
.sector-list{list-style:none;display:flex;flex-wrap:wrap;gap:6px}
.sector-list li{
  font-size:12.5px;line-height:1.2;color:var(--muted);
  padding:6px 11px;border-radius:5px;border:1px solid var(--line-2);
  background:transparent;transition:border-color .3s var(--easing),color .3s var(--easing);
}
.sector-list li:hover{border-color:var(--line);color:var(--ink-2)}
.sector-note{
  margin-top:26px;font-size:clamp(14.5px,1.02vw,16.5px);line-height:1.55;
  color:var(--ink-2);max-width:60ch;
}

/* process rail */
.rail{display:grid;grid-template-columns:repeat(5,1fr);gap:clamp(14px,1.6vw,26px);counter-reset:s}
.rail article{padding-top:26px;border-top:1px solid var(--line)}
.rail article::before{
  counter-increment:s;content:'0' counter(s);
  font-family:ui-monospace,monospace;font-size:11px;letter-spacing:.14em;color:var(--brand);display:block;margin-bottom:22px;
}
.rail h3{font-size:clamp(16px,1.35vw,21px);margin-bottom:10px}
.rail p{color:var(--muted);font-size:14px;line-height:1.55}

/* spec table */
.spec-table{width:100%;border-collapse:collapse;font-size:15px}
.spec-table tr{border-bottom:1px solid var(--line-2)}
.spec-table tr:first-child{border-bottom:1px solid var(--line)}
.spec-table th{text-align:left;padding:16px 20px 16px 0;font-family:ui-monospace,monospace;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:400}
.spec-table td{padding:18px 20px 18px 0;vertical-align:top}
.spec-table td:first-child{font-weight:500;width:34%}
.spec-table td:last-child{color:var(--ink-2)}
.spec-table tr:hover td{background:rgba(45,98,172,.035)}

/* split feature */
.split2{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(28px,4vw,80px);align-items:center}
.split2 .media{border-radius:var(--r);overflow:hidden;aspect-ratio:4/3.2}
.split2 .media img{width:100%;height:100%;object-fit:cover}
.ticks{list-style:none;display:flex;flex-direction:column;gap:22px;margin-top:34px}
.ticks li{padding-left:34px;position:relative;color:var(--muted);font-size:15px;line-height:1.55}
.ticks li strong{color:var(--ink);font-weight:600;display:block;margin-bottom:3px}
.ticks li::before{
  content:'';position:absolute;left:0;top:5px;width:19px;height:19px;border-radius:50%;
  background:var(--brand-lo);
  box-shadow:inset 0 0 0 1.5px rgba(45,98,172,.3);
}
.ticks li::after{content:'';position:absolute;left:6px;top:11px;width:7px;height:4px;border-left:1.6px solid var(--brand);border-bottom:1.6px solid var(--brand);transform:rotate(-45deg)}

/* quality proof points — prominent, not bullets */
.proofs{margin-top:clamp(30px,3vw,46px);border-top:1px solid var(--line)}
.proof{padding:clamp(18px,1.7vw,26px) 0;border-bottom:1px solid var(--line-2)}
.proof b{
  display:block;font-family:'Inter Tight',sans-serif;font-weight:500;letter-spacing:-.035em;
  font-size:clamp(21px,2.1vw,32px);line-height:1.05;color:var(--ink);
}
.proof span{display:block;margin-top:8px;font-size:14px;line-height:1.5;color:var(--muted);max-width:44ch}

/* CTA band */
.band{
  border-radius:26px;background:var(--night);color:#fff;
  padding:clamp(38px,5vw,84px);
  display:grid;grid-template-columns:1.2fr auto;gap:34px;align-items:center;
  position:relative;overflow:hidden;
}
.band::after{
  content:'';position:absolute;right:-14%;top:-40%;width:52%;aspect-ratio:1;border-radius:50%;
  background:radial-gradient(circle,rgba(45,98,172,.55),transparent 66%);
}
.band>*{position:relative;z-index:1}
.band h2{font-size:clamp(1.8rem,3.6vw,3.6rem);max-width:18ch}
.band p{color:rgba(255,255,255,.6);margin-top:18px;max-width:44ch}

/* RFQ form */
.form-wrap{display:grid;grid-template-columns:1fr 1.25fr;gap:clamp(30px,4vw,80px);align-items:start}
form.rfq{display:grid;grid-template-columns:1fr 1fr;gap:16px}
form.rfq label{display:flex;flex-direction:column;gap:8px;font-size:12.5px;font-weight:500;color:var(--ink-2)}
form.rfq label.full,form.rfq .full{grid-column:1/-1}
form.rfq input,form.rfq select,form.rfq textarea{
  font:inherit;font-size:15px;padding:14px 16px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  transition:border-color .3s var(--easing),box-shadow .3s var(--easing);
}
form.rfq textarea{min-height:130px;resize:vertical}
form.rfq input:focus,form.rfq select:focus,form.rfq textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(45,98,172,.12)
}
.contact-card{border:1px solid var(--line);border-radius:var(--r);padding:32px;background:#fff}
.contact-card h4{font-family:'Inter Tight',sans-serif;font-size:19px;font-weight:500;letter-spacing:-.02em;margin-bottom:20px}
.contact-card dl{display:grid;gap:18px}
.contact-card dt{font-family:ui-monospace,monospace;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:5px}
.contact-card dd{font-size:15px;line-height:1.5}
.contact-card a:hover{color:var(--brand)}

/* ---------- footer ---------- */
footer{
  position:relative;z-index:5;overflow:hidden;
  background:var(--night);color:#fff;
  padding:clamp(60px,7vw,110px) 0 0;
}
footer::before{
  content:'';position:absolute;left:50%;top:-1px;transform:translateX(-50%);
  width:min(900px,80%);height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.28),transparent);
}
footer .wrap{position:relative;z-index:2}

/* big mail CTA */
.foot-cta{
  padding-bottom:clamp(46px,5vw,80px);
  border-bottom:1px solid rgba(255,255,255,.12);
  margin-bottom:clamp(44px,4.6vw,72px);
}
.foot-cta .eyebrow{display:flex;color:rgba(255,255,255,.45);margin-bottom:14px}
.foot-mail{
  display:inline-flex;align-items:baseline;gap:.25em;
  font-family:'Inter Tight',sans-serif;font-weight:500;letter-spacing:-.03em;
  font-size:clamp(1.15rem,1.9vw,1.75rem);line-height:1.1;
  background-image:linear-gradient(currentColor,currentColor);
  background-size:0 1px;background-position:0 100%;background-repeat:no-repeat;
  transition:background-size .5s var(--easing),color .35s var(--easing);
}
.foot-mail .arw{font-size:.62em;transform:translateY(-.18em);opacity:.7;transition:transform .4s var(--easing),opacity .3s var(--easing)}
.foot-mail:hover{background-size:100% 1px;color:#fff}
.foot-mail:hover .arw{transform:translate(.16em,-.32em);opacity:1}
.foot-cta>p{color:rgba(255,255,255,.55);font-size:clamp(15px,1.05vw,17px);max-width:46ch;margin-top:16px}
.foot-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
footer .btn.ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.22)}
footer .btn.ghost:hover{background:#fff;color:var(--night);border-color:#fff}

/* link columns */
.fgrid{display:grid;grid-template-columns:1.6fr 1fr 1.25fr 1.25fr;gap:clamp(28px,3vw,56px)}
.fcol--brand img{height:26px;width:auto;filter:brightness(0) invert(1);margin-bottom:20px}
.fcol p{color:rgba(255,255,255,.5);font-size:14px;line-height:1.62;max-width:34ch}
footer h4{
  font-family:ui-monospace,'SF Mono',Menlo,monospace;font-size:10.5px;letter-spacing:.15em;
  text-transform:uppercase;color:rgba(255,255,255,.38);font-weight:400;margin-bottom:20px;
}
footer ul{list-style:none;display:grid;gap:12px}
footer li{color:rgba(255,255,255,.55);font-size:14.5px;line-height:1.55}
footer li a{
  display:inline-block;color:rgba(255,255,255,.55);
  transition:color .28s var(--easing),transform .28s var(--easing);
}
footer li a:hover{color:#fff;transform:translateX(3px)}
footer li .arw{font-size:.8em;opacity:.6}

/* bottom bar */
.legal{
  margin-top:clamp(46px,5vw,80px);padding:24px 0 26px;
  border-top:1px solid rgba(255,255,255,.11);
  display:flex;flex-wrap:wrap;align-items:center;gap:14px 28px;
  font-size:12.5px;color:rgba(255,255,255,.42);
}
.legal .tagline{margin-left:auto}
.clock{display:inline-flex;align-items:center;gap:8px;font-variant-numeric:tabular-nums}
.clock i{
  width:6px;height:6px;border-radius:50%;background:#5fd08a;display:block;
  box-shadow:0 0 0 0 rgba(95,208,138,.55);animation:pulse 2.6s ease-out infinite;
}
@keyframes pulse{70%{box-shadow:0 0 0 7px rgba(95,208,138,0)}100%{box-shadow:0 0 0 0 rgba(95,208,138,0)}}
.clock b{color:rgba(255,255,255,.72);font-weight:500}
.totop{transition:color .28s var(--easing)}
.totop:hover{color:#fff}
.totop .arw{display:inline-block;transition:transform .35s var(--easing)}
.totop:hover .arw{transform:translateY(-3px)}

/* oversized wordmark, cropped by the footer edge and faded into it */
.wordmark{
  position:relative;z-index:1;
  margin-top:clamp(-10px,-1vw,-4px);
  line-height:.74;text-align:center;pointer-events:none;user-select:none;
  margin-bottom:-.2em;
}
.wordmark span{
  display:block;
  font-family:'Inter Tight',sans-serif;font-weight:500;letter-spacing:-.055em;
  font-size:15.6vw;white-space:nowrap;
  background:linear-gradient(180deg,rgba(255,255,255,.13) 8%,rgba(255,255,255,.015) 78%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ---------- FAQ accordion ----------
   Native <details name="faq">: one answer open at a time, every answer stays in
   the DOM for crawlers, and ::details-content animates the open where
   supported. One full-width column so it reads the same with three questions
   or nine. */
:root{interpolate-size:allow-keywords}

.faq-head{
  display:grid;grid-template-columns:1.3fr auto;gap:clamp(24px,3vw,64px);
  align-items:end;margin-bottom:clamp(34px,3.6vw,58px);
}
.faq-head h2{font-size:clamp(1.9rem,4vw,3.9rem);letter-spacing:-.04em;max-width:18ch}
.faq-ask{text-align:right}
.faq-ask p{font-size:14px;color:var(--muted);margin-bottom:14px}

.faq{border-top:1px solid var(--line)}

.qa{
  border-bottom:1px solid var(--line-2);
  transition:border-color .35s var(--easing);
}
.qa[open]{border-bottom-color:var(--line)}

.qa summary{
  display:grid;grid-template-columns:2.6rem 1fr 2.4rem;align-items:center;
  gap:clamp(8px,1vw,18px);
  padding:clamp(20px,1.85vw,30px) 0;
  cursor:pointer;list-style:none;
}
.qa summary::-webkit-details-marker,
.qa summary::marker{display:none;content:''}
.qa summary:focus-visible{outline-offset:8px}

.qn{
  font-family:ui-monospace,'SF Mono',Menlo,monospace;font-size:11px;letter-spacing:.1em;
  color:var(--muted);transition:color .35s var(--easing);align-self:start;padding-top:.55em;
}
.qa summary h3{
  font-size:clamp(16.5px,1.55vw,25px);font-weight:500;letter-spacing:-.03em;
  line-height:1.26;color:var(--ink);margin:0;
  transition:transform .4s var(--easing),color .3s var(--easing);
}
.qa:hover summary h3{transform:translateX(5px)}
.qa[open] .qn{color:var(--brand)}

/* bordered circle holding a + that becomes a × */
.qi{
  position:relative;justify-self:end;
  width:clamp(30px,2.4vw,38px);aspect-ratio:1;border-radius:50%;
  border:1px solid var(--line);
  transition:background .4s var(--easing),border-color .4s var(--easing),transform .5s var(--easing);
}
.qi::before,.qi::after{
  content:'';position:absolute;left:50%;top:50%;
  width:11px;height:1.4px;background:var(--ink);border-radius:2px;
  transform:translate(-50%,-50%);
  transition:transform .45s var(--easing),background .3s var(--easing);
}
.qi::after{transform:translate(-50%,-50%) rotate(90deg)}
.qa:hover .qi{border-color:var(--ink)}
.qa[open] .qi{background:var(--ink);border-color:var(--ink);transform:rotate(180deg)}
.qa[open] .qi::before{transform:translate(-50%,-50%) rotate(135deg);background:#fff}
.qa[open] .qi::after{transform:translate(-50%,-50%) rotate(45deg);background:#fff}

.ans{
  grid-column:2;
  padding:0 clamp(0px,3vw,60px) clamp(24px,2.3vw,34px) 0;
  margin-left:calc(2.6rem + clamp(8px,1vw,18px));
}
.ans p{color:var(--ink-2);font-size:clamp(15px,1.05vw,16.5px);line-height:1.7;max-width:70ch}

.qa::details-content{
  block-size:0;overflow:hidden;
  transition:block-size .45s var(--easing),content-visibility .45s allow-discrete;
}
.qa[open]::details-content{block-size:auto}

/* accessibility: skip link + visible focus */
.skip{
  position:fixed;top:-60px;left:16px;z-index:100;
  background:var(--ink);color:#fff;padding:12px 20px;border-radius:0 0 12px 12px;
  font-size:14px;font-weight:500;transition:top .25s var(--easing);
}
.skip:focus{top:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:4px}
body.night :focus-visible{outline-color:#fff}

/* ---------- industry landing pages ---------- */
.sub-hero{padding:clamp(120px,11vw,190px) 0 clamp(50px,5vw,90px)}
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-family:ui-monospace,'SF Mono',Menlo,monospace;font-size:11px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--muted);margin-bottom:clamp(28px,3vw,48px);
}
.crumbs a{transition:color .28s var(--easing)}
.crumbs a:hover{color:var(--ink)}
.crumbs span{opacity:.4}
.crumbs b{color:var(--ink);font-weight:500}

.sub-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(30px,4vw,70px);align-items:center}
.sub-hero h1{
  font-size:clamp(2.2rem,4.6vw,4.6rem);font-weight:500;letter-spacing:-.042em;
  line-height:.98;max-width:17ch;
}
.sub-hero .lead{color:var(--ink-2);font-size:clamp(15px,1.1vw,18px);line-height:1.6;max-width:52ch;margin-top:26px}
.sub-hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:20px 26px;margin-top:34px}
.sub-hero-actions .spec-line{margin-top:0}
.sub-hero-3d{
  position:relative;aspect-ratio:1/.86;border-radius:var(--r);
  background:radial-gradient(120% 90% at 60% 30%,#fff,var(--paper-2) 70%);
  border:1px solid var(--line-2);overflow:hidden;
}
.sub-hero-3d canvas{
  position:absolute;inset:0;width:100%;height:100%;
  opacity:0;transition:opacity .7s var(--easing);
}
.sub-hero-3d canvas.live{opacity:1}

.grid-list{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(16px,2vw,30px)}
.grid-list article{padding-top:26px;border-top:1px solid var(--line)}
.grid-list h3{font-size:clamp(17px,1.4vw,22px);margin-bottom:11px}
.grid-list p{color:var(--muted);font-size:14.5px;line-height:1.6;max-width:48ch}
.grid-list .idx{
  font-family:ui-monospace,monospace;font-size:11px;letter-spacing:.14em;
  color:var(--brand);margin-bottom:16px;display:block;
}

a.card{display:block}
a.card.sib{display:block}
a.card.sib .go{color:var(--muted);font-family:ui-monospace,monospace;font-size:11px;letter-spacing:.08em}
a.card.sib:hover .go{color:var(--brand)}

.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0;pointer-events:none}

/* progress bar */
.prog{position:fixed;left:0;top:0;height:2px;background:var(--brand);z-index:70;width:0;transition:width .12s linear}

.nogl #stage{
  background:linear-gradient(180deg,var(--paper),var(--paper-2));
}
.nogl .scene::after{
  content:'';position:absolute;inset:auto 0 12% 0;height:44%;
  background:url(../assets/custom-aluminum-extrusion-profiles.jpg) center/contain no-repeat;
  opacity:.5;filter:grayscale(1);pointer-events:none;
}

/* ---------- responsive ---------- */
@media(max-width:1080px){
  .grid4{grid-template-columns:repeat(2,1fr)}
  .sub-hero-grid{grid-template-columns:1fr;gap:40px}
  .sub-hero-3d{aspect-ratio:16/10;max-width:640px}
  .rail{grid-template-columns:repeat(2,1fr)}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .metrics div{border-bottom:1px solid var(--line-2)}
  .fgrid{grid-template-columns:1fr 1fr;gap:34px}
  .fcol--brand{grid-column:1/-1}
  .legal .tagline{margin-left:0}
  .form-wrap{grid-template-columns:1fr}
  .split2{grid-template-columns:1fr}
  .band{grid-template-columns:1fr}
}
@media(max-width:1080px){
  .faq-head{grid-template-columns:1fr;gap:26px;align-items:start}
  .faq-ask{text-align:left}
}
@media(max-width:820px){
  .pills{display:none}
  .menu-btn{display:inline-flex}
  .grid3{grid-template-columns:1fr}
  .grid-list{grid-template-columns:1fr}
  .sub-hero-3d{display:none}
  .grid4{grid-template-columns:1fr}
  .rail{grid-template-columns:1fr}
  .metrics{grid-template-columns:1fr}
  .scene.split{grid-template-columns:1fr;gap:26px}
  .callouts{gap:16px}
  .ans{margin-left:0;padding-right:0}
  .qa summary{grid-template-columns:1fr 2rem;gap:14px}
  .qn{display:none}
  #stage{height:calc(155vh * 4)}
  .scene{padding:84px var(--pad) 40px;justify-content:flex-end}
  .scene.right{align-items:flex-start;text-align:left}
  .scene.right .eyebrow{align-self:flex-start}
  .scene.right .lead{margin-left:0}
  .scene.split{align-content:end}
  .hero-foot{position:static;margin-top:30px}
  form.rfq{grid-template-columns:1fr}
  .fgrid{grid-template-columns:1fr}
  .wordmark span{font-size:19vw}
  .legal{gap:12px 20px}
  .sheet{border-radius:24px 24px 0 0}
  h1.hero{max-width:none}
}

/* mobile drawer */
.drawer{
  position:fixed;inset:0;z-index:80;background:var(--night);color:#fff;
  display:flex;flex-direction:column;justify-content:center;gap:8px;padding:var(--pad);
  overflow-y:auto;
  /* visibility, not just the transform: on a short viewport the list is taller
     than the panel and the overflow used to peek in above the nav */
  transform:translateY(-100%);visibility:hidden;pointer-events:none;
  transition:transform .6s var(--easing),visibility 0s linear .6s;
}
.drawer.open{transform:none;visibility:visible;pointer-events:auto;transition:transform .6s var(--easing),visibility 0s}
.drawer a{font-family:'Inter Tight',sans-serif;font-size:clamp(2rem,9vw,3.4rem);font-weight:500;letter-spacing:-.04em}
.drawer .x{position:absolute;top:22px;right:var(--pad);font-size:15px;letter-spacing:.1em;text-transform:uppercase}


/* ---------- quote dialog ---------- */
.modal{position:fixed;inset:0;z-index:120;display:grid;place-items:center;padding:clamp(12px,3vw,40px)}
.modal[hidden]{display:none}
.modal-scrim{position:absolute;inset:0;background:rgba(11,13,16,.55);backdrop-filter:blur(6px);opacity:0;transition:opacity .28s var(--easing)}
.modal.open .modal-scrim{opacity:1}
.modal-panel{
  position:relative;width:min(940px,100%);max-height:92vh;overflow-y:auto;overscroll-behavior:contain;
  background:var(--paper);border-radius:var(--r);border:1px solid var(--line);
  padding:clamp(26px,3.4vw,52px);
  box-shadow:0 40px 100px -30px rgba(11,13,16,.5);
  opacity:0;transform:translateY(18px) scale(.985);
  transition:opacity .3s var(--easing),transform .35s var(--easing);
}
.modal.open .modal-panel{opacity:1;transform:none}
.modal-panel h2{font-family:'Inter Tight',sans-serif;font-size:clamp(1.5rem,2.6vw,2.3rem);font-weight:500;letter-spacing:-.035em;line-height:1.08;margin:10px 0 10px}
.modal-sub{color:var(--ink-2);font-size:15px;max-width:56ch;margin-bottom:clamp(20px,2.4vw,30px)}
.modal-err{background:#FDECEA;border:1px solid #F2B8B5;color:#8C1D18;border-radius:12px;padding:12px 16px;font-size:14px;margin:6px 0 14px}
.modal-x{
  position:absolute;top:14px;right:14px;width:38px;height:38px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--ink-2);font-size:20px;line-height:1;
  cursor:pointer;transition:background .25s var(--easing),color .25s var(--easing)
}
.modal-x:hover{background:var(--night);color:#fff;border-color:var(--night)}
.modal-foot{display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-top:4px}
.modal-alt{font-size:13px;color:var(--muted)}
.modal-alt a{color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.modal-panel .fl{display:block;font-size:12.5px;font-weight:500;color:var(--ink-2);margin-bottom:8px}
.modal-panel button.busy{opacity:.55;pointer-events:none}

/* dropzone */
.drop{
  display:block;position:relative;cursor:pointer;
  border:1.5px dashed var(--line);border-radius:14px;background:#fff;
  padding:26px 20px;text-align:center;
  transition:border-color .25s var(--easing),background .25s var(--easing)
}
.drop:hover,.drop.over{border-color:var(--brand);background:var(--brand-lo)}
.drop.has{text-align:left;padding-bottom:14px}
.drop input[type=file]{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}
.drop-cta{display:flex;align-items:center;justify-content:center;gap:10px;font-size:15px;font-weight:500;color:var(--ink)}
.drop.has .drop-cta{justify-content:flex-start}
.drop-ico{display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--night);color:#fff;font-size:15px;line-height:1}
.drop-cta u{text-decoration-thickness:1px;text-underline-offset:3px}
.drop-note{display:block;margin-top:8px;font-family:ui-monospace,monospace;font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.drop.has .drop-note{margin-top:6px}
.drop-list{list-style:none;margin-top:16px;display:grid;gap:8px}
.drop-list li{display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:12px;
  background:var(--paper-2);border-radius:10px;padding:9px 10px 9px 14px;font-size:13.5px}
.drop-list .fn{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.drop-list .fs{font-family:ui-monospace,monospace;font-size:11px;color:var(--muted)}
.drop-list .fx{width:24px;height:24px;border-radius:50%;border:0;background:rgba(14,17,22,.08);
  color:var(--ink-2);font-size:15px;line-height:1;cursor:pointer;transition:background .2s var(--easing)}
.drop-list .fx:hover{background:var(--night);color:#fff}
.drop-err{margin-top:10px;font-size:13px;color:#B3261E}

@media(max-width:820px){
  .modal{padding:12px}
  .modal-panel{max-height:calc(100dvh - 24px);border-radius:14px;padding:26px 20px 30px}
  .modal-panel form.rfq{grid-template-columns:1fr}
  .modal-panel form.rfq label{grid-column:1/-1}
  /* 16px stops iOS zooming the page when a field takes focus */
  .modal-panel form.rfq input,.modal-panel form.rfq select,.modal-panel form.rfq textarea{font-size:16px}
  .modal-panel h2{font-size:1.6rem}
  .modal-foot{gap:12px}
}

@media(prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.01ms!important}
  .fade{opacity:1;transform:none}
}