/* Toàn Tấn website — crafted by NukeQler, 2026 (see /humans.txt) */
:root{
  --sand:#EDE4D3; --sand-2:#F5EFE3; --sand-3:#E4D8C2;
  --slate:#23262B; --slate-2:#2D3137; --slate-3:#3A3F46; --slate-deep:#1b1d21;
  --ink:#23262B; --ink-soft:#5C5950; --ink-faint:#685F4F;
  --clay:#9A4D2C; --orange:#E9722B; --amber:#F4A23C;
  --line:rgba(35,38,43,.14); --line-soft:rgba(35,38,43,.08);
  --line-dark:rgba(245,239,227,.14);
  --shadow:0 18px 40px -24px rgba(35,38,43,.45);
  --maxw:1180px; --r:14px;
  --d:cubic-bezier(.22,.61,.36,1);
  --d-strong:cubic-bezier(.23,1,.32,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;background:var(--sand)}
body{font-family:"IBM Plex Sans",system-ui,sans-serif;background:transparent;color:var(--ink);
  font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
/* global bokeh-drift ambient — fixed layer behind all content (injected by app.js) */
#bg-bokeh{position:fixed;inset:0;width:100%;height:100%;z-index:-1;pointer-events:none}
h1,h2,h3{font-family:"Archivo",sans-serif;font-weight:800;line-height:1.04;letter-spacing:-.02em}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.mono{font-family:"IBM Plex Mono",monospace;font-weight:500;text-transform:uppercase;letter-spacing:.14em;font-size:12px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--clay)}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--orange);display:inline-block}
.on-dark .eyebrow{color:var(--amber)}
section{position:relative}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:"IBM Plex Sans";font-weight:600;font-size:15px;
  padding:13px 22px;border-radius:10px;border:1.5px solid transparent;cursor:pointer;transition:background-color .25s var(--d),border-color .25s var(--d),color .25s var(--d),transform .25s var(--d);white-space:nowrap}
.btn svg{width:16px;height:16px}
.btn-primary{background:var(--orange);color:#fff}
.btn-primary:hover{background:#d6631f}
.btn-ghost{border-color:var(--line);color:var(--ink);background:transparent}
.btn-ghost:hover{border-color:var(--ink);background:rgba(35,38,43,.04)}
.on-dark .btn-ghost{border-color:var(--line-dark);color:var(--sand-2)}
.on-dark .btn-ghost:hover{border-color:var(--sand-2);background:rgba(245,239,227,.06)}

/* header */
header.site{position:sticky;top:0;z-index:60;background:rgba(237,228,211,.86);backdrop-filter:blur(12px);border-bottom:1px solid var(--line-soft);transition:transform .3s var(--d),background-color .3s var(--d),box-shadow .3s var(--d)}
header.site.scrolled{background:rgba(237,228,211,.96);box-shadow:0 8px 24px -20px rgba(35,38,43,.5)}
/* hide on scroll-down, reveal on scroll-up (classic, less glitchy than opacity-fade);
   keyboard focus inside the header always pulls it back into view */
header.site.faded{transform:translateY(-100%)}
header.site.faded:focus-within{transform:translateY(0)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px;gap:18px}
.logo{display:flex;align-items:center;gap:10px}
.logo img{height:36px;width:auto}
.nav-links{display:none;align-items:center;gap:17px}
.nav-links a{font-size:14.5px;font-weight:500;color:var(--ink-soft);position:relative;padding:4px 0;transition:color .2s;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{color:var(--ink)}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-2px;width:100%;height:2px;background:var(--orange);transform:scaleX(0);transform-origin:left;transition:transform .25s var(--d)}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:11px}
.lang{display:flex;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.lang button{font-family:"IBM Plex Mono",monospace;font-size:12px;font-weight:500;padding:10px 11px;min-height:40px;background:transparent;border:0;cursor:pointer;color:var(--ink-faint)}
.lang button.active{background:var(--slate);color:var(--sand-2)}
.nav-right .btn{display:none}
.burger{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;background:none;border:0;cursor:pointer;width:40px;height:40px;padding:0;transition:transform .12s var(--d)}
.burger:active{transform:scale(.9)} /* feedback on pointer-down, not on menu paint */
.burger span{width:24px;height:2px;border-radius:2px;background:var(--ink);transition:transform .3s var(--d),opacity .3s var(--d)}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* mobile menu — glassy dropdown from the header */
.mobile-menu{position:fixed;top:74px;left:0;right:0;z-index:55;
  background:rgba(27,29,33,.72);backdrop-filter:blur(4px) saturate(1.3);-webkit-backdrop-filter:blur(4px) saturate(1.3);
  border-bottom:1px solid rgba(245,239,227,.14);border-radius:0 0 18px 18px;
  box-shadow:0 26px 44px -26px rgba(0,0,0,.7);
  padding:8px 22px 16px;display:flex;flex-direction:column;
  transform:translateY(-16px);opacity:0;pointer-events:none;
  transition:transform .18s var(--d),opacity .18s var(--d),backdrop-filter .18s var(--d),-webkit-backdrop-filter .18s var(--d)} /* base = exit: dismissal is a decision already made, get out of the way fast */
.mobile-menu.open{transform:translateY(0);opacity:1;pointer-events:auto;
  backdrop-filter:blur(16px) saturate(1.3);-webkit-backdrop-filter:blur(16px) saturate(1.3); /* blur 4→16px: the glass "materializes" rather than fading in as a flat layer */
  transition:transform .24s var(--d),opacity .24s var(--d),backdrop-filter .24s var(--d),-webkit-backdrop-filter .24s var(--d)}
.mobile-menu a{display:flex;align-items:center;justify-content:center;gap:12px;color:var(--sand-2);font-family:"IBM Plex Sans";font-weight:500;font-size:16px;
  padding:13px 4px;border-bottom:1px solid rgba(245,239,227,.1);
  opacity:0;transform:translateY(-6px);transition:opacity .22s var(--d),transform .22s var(--d),background-color .15s var(--d)}
.mobile-menu a:active{background:rgba(245,239,227,.07)} /* touch-down flash — instant confirmation before navigation */
.mobile-menu.open a{opacity:1;transform:none}
/* short cascade on open only (delays live under .open, so close is simultaneous) */
.mobile-menu.open a:nth-child(2){transition-delay:.03s}
.mobile-menu.open a:nth-child(3){transition-delay:.06s}
.mobile-menu.open a:nth-child(4){transition-delay:.09s}
.mobile-menu.open a:nth-child(5){transition-delay:.12s}
.mobile-menu.open a:nth-child(6){transition-delay:.15s}
.mobile-menu.open a:nth-child(7){transition-delay:.18s}
.mobile-menu.open a:nth-child(8){transition-delay:.21s}
.mobile-menu a svg{width:20px;height:20px;color:var(--amber);flex-shrink:0}
.mobile-menu a.active{color:#fff}
.mobile-menu a.active svg{color:var(--orange)}
.mobile-menu a.btn{margin-top:14px;justify-content:center;border-bottom:0;color:#fff}
.mobile-menu a.btn svg{color:#fff}
/* dimming scrim under the open menu (z 54: below the menu at 55 and header at 60).
   No click handler of its own — a tap on it bubbles to the document listener that
   closes the menu. Frosted-glass users get a near-solid panel instead (see the
   prefers-reduced-transparency block near the reduced-motion rules). */
.menu-scrim{position:fixed;inset:0;z-index:54;background:rgba(0,0,0,.35);opacity:0;pointer-events:none;transition:opacity .24s var(--d)}
.menu-scrim.show{opacity:1;pointer-events:auto}
/* the floating utilities sit above the scrim's z-index, so hide them while the menu is modal */
body.menu-open .chat-fab,body.menu-open .to-top{opacity:0;pointer-events:none}
body.menu-open .chat-fab-toggle,body.menu-open .cf-item{pointer-events:none} /* the toggle/items opt back in with pointer-events:auto, which would otherwise beat the parent's none here */

/* sub-page hero */
.subhero{background:rgba(35,38,43,.88);color:var(--sand-2);padding:54px 0 50px;position:relative;overflow:hidden}
.subhero::before{content:"";position:absolute;top:-140px;right:-100px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(244,162,60,.22),transparent 70%);pointer-events:none}
.crumb{font-family:"IBM Plex Mono",monospace;font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--amber);margin-bottom:14px}
.crumb a{color:rgba(245,239,227,.72)}
.subhero h1{font-size:clamp(2.2rem,7vw,4rem);color:#fff;max-width:760px}
.subhero p{color:rgba(245,239,227,.76);max-width:600px;margin-top:18px;font-size:1.1rem}
.subhero .stats{display:flex;flex-wrap:wrap;gap:26px;margin-top:30px}
.subhero .stats .num{font-family:"Archivo";font-weight:800;font-size:1.9rem;color:var(--amber);line-height:1}
.subhero .stats .lbl{font-size:12.5px;color:rgba(245,239,227,.72);margin-top:5px}

/* hero (home) */
.hero{padding:56px 0 38px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;top:-120px;right:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(244,162,60,.3),transparent 68%);pointer-events:none}
.hero h1{font-size:clamp(2.5rem,9vw,5.3rem);margin:20px 0 0}
.hero h1 .acc{color:var(--clay)}
.hero .lead{font-size:clamp(1.05rem,2.6vw,1.3rem);color:var(--ink-soft);max-width:600px;margin:22px 0 28px}
.hero-cta{display:flex;flex-wrap:wrap;gap:13px}
/* hero feature: Phú Thọ Circus — vertical clip (left) + photo & text (right) */
.hero-feature{margin:40px 0 0;display:grid;gap:22px}
.hf-media{display:flex;justify-content:center}
.hf-video{width:auto;max-width:100%;max-height:62vh;border-radius:var(--r);display:block;box-shadow:var(--shadow);background:var(--slate)}
.hf-right{display:flex;flex-direction:column;gap:16px;min-width:0}
.hf-photo{width:100%;height:clamp(190px,44vw,300px);object-fit:cover;border-radius:var(--r);display:block;box-shadow:var(--shadow)}
.hf-detail{margin-top:0}
.hf-detail .mono{color:var(--clay);font-size:11px;letter-spacing:.1em;text-transform:uppercase;display:block;font-family:"IBM Plex Mono"}
.hf-detail h3{font-size:clamp(1.2rem,3.4vw,1.5rem);font-weight:700;margin:7px 0 8px;line-height:1.22}
.hf-detail p{color:var(--ink-soft);font-size:.97rem;line-height:1.55;max-width:640px}
.hf-link{display:inline-block;margin-top:12px;font-weight:600;font-size:.95rem;color:var(--clay)}
.hf-link:hover{color:var(--orange)}
@media(min-width:760px){
  .hero-feature{grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);align-items:stretch;gap:28px}
  .hf-media{align-items:stretch}
  .hf-video{width:100%;height:100%;max-height:none;object-fit:cover}
  .hf-photo{flex:1;height:auto;min-height:0}
}
@media(max-width:759px){
  .hero-feature{gap:12px}
  .hf-right{display:contents} /* photo + caption become grid items so the 12px gap applies uniformly */
  .hf-video{width:min(64vw,260px);height:auto;aspect-ratio:9/16;max-height:none;object-fit:cover}
  .hf-photo{height:min(62vw,340px);width:100%;object-fit:cover;max-height:none}
  .hf-detail{margin-top:2px}
}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:34px;border-top:1px solid var(--line);padding-top:26px}
.kpi .num{font-family:"Archivo";font-weight:800;font-size:clamp(1.9rem,6vw,2.7rem);color:var(--clay);line-height:1}
.kpi .lbl{font-size:13px;color:var(--ink-soft);margin-top:7px}

/* marquee */
.marquee-band{background:rgba(35,38,43,.88);color:var(--sand-2);padding:20px 0;overflow:hidden;white-space:nowrap}
.marquee-band .mono{color:var(--amber);padding:0 22px;display:block;margin-bottom:10px}
.track{display:inline-flex;vertical-align:top;gap:46px;--gap:46px;animation:scroll 28s linear infinite;will-change:transform}
.track span{font-family:"Archivo";font-weight:700;font-size:1.35rem;color:rgba(245,239,227,.7)}
/* -50% alone lands half a gap short of the duplicate set's true start (a flex row of N
   doubled items has 2N-1 gaps, not 2N, so the midpoint isn't the seam) — the var(--gap)/2
   correction closes that seam so the loop doesn't visibly snap. */
@keyframes scroll{to{transform:translateX(calc(-50% - var(--gap)/2))}}
.marquee-inner:hover .track{animation-play-state:paused}
.marquee-inner{cursor:grab;touch-action:pan-y}
.marquee-inner.dragging{cursor:grabbing}
.track,.track *{user-select:none;-webkit-user-drag:none}
.logo-track{align-items:center;gap:46px;--gap:46px}
.logo-track img{display:block;height:calc(1.35rem*1.6);width:auto} /* same row height as .track span, so the two belts read as one system */

/* trust / credentials strip (home, under the client marquee) */
.trust{background:var(--sand-2);border-bottom:1px solid var(--line-soft)}
.trust .wrap{padding-top:34px;padding-bottom:34px}
.trust-in{display:grid;grid-template-columns:1fr;gap:22px;align-items:center}
.trust-lead h2{font-size:clamp(1.4rem,3.4vw,1.85rem);margin-top:12px}
.trust-lead p{color:var(--ink-soft);font-size:1rem;margin-top:10px;max-width:540px}
.trust-cert{display:flex;align-items:center;gap:15px;background:var(--sand);border:1px solid var(--line-soft);border-radius:var(--r);padding:14px 16px}
.trust-cert img{width:104px;height:70px;object-fit:cover;object-position:center;border-radius:9px;border:1px solid var(--line-soft);flex-shrink:0;background:var(--sand-3)}
.trust-cert .tc-k{font-family:"IBM Plex Mono";font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--clay)}
.trust-cert .tc-v{font-size:14px;font-weight:600;margin-top:3px;line-height:1.35}
.trust-cert .tc-link{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--clay);margin-top:7px}
.trust-cert .tc-link:hover{color:var(--orange)}
.trust-cert .tc-link svg{width:14px;height:14px}
@media(min-width:760px){.trust-in{grid-template-columns:1.45fr .9fr;gap:34px}}

/* generic section */
.sec{padding:70px 0}
.sec-head{max-width:680px;margin-bottom:42px}
.sec-head h2{font-size:clamp(1.9rem,5.5vw,3rem);margin:16px 0 0}
.sec-head p{color:var(--ink-soft);margin-top:16px;font-size:1.08rem}

/* domains */
.domain-grid{display:grid;grid-template-columns:1fr;gap:16px}
.domain{background:var(--sand-2);border:1px solid var(--line-soft);border-radius:var(--r);padding:26px;transition:transform .3s var(--d),border-color .3s var(--d),box-shadow .3s var(--d)}
.domain:hover{border-color:var(--clay);box-shadow:var(--shadow)}
.domain .ico{width:46px;height:46px;border-radius:11px;background:var(--sand-3);display:flex;align-items:center;justify-content:center;color:var(--clay);margin-bottom:18px}
.domain .ico svg{width:24px;height:24px}
.domain:hover .ico{background:var(--orange);color:#fff}
.domain h3{font-size:1.3rem;font-weight:700}
/* landing "what we light" — simplified icon + name tiles (lite grid only) */
.domain-grid.lite{gap:20px}
.domain-grid.lite .domain{min-height:210px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:18px;background:var(--sand-3);border-color:transparent}
.domain-grid.lite .domain .ico{width:64px;height:64px;border-radius:16px;background:var(--sand-2);margin-bottom:0}
.domain-grid.lite .domain .ico svg{width:32px;height:32px}
.domain-grid.lite .domain:hover{background:var(--sand-3)}
.domain-grid.lite .domain:hover .ico{background:var(--orange);color:#fff}
.domain-grid.lite .domain h3{font-size:1.45rem}
.domain p{color:var(--ink-soft);font-size:.97rem;margin:10px 0 16px}
.domain .for{font-size:12px;color:var(--ink-faint);border-top:1px dashed var(--line);padding-top:13px}
.domain .for b{color:var(--clay);font-weight:500;display:block;margin-bottom:4px;font-family:"IBM Plex Mono";text-transform:uppercase;letter-spacing:.1em;font-size:10.5px}

/* projects band (lights-on) */
.projects{background:rgba(35,38,43,.88);color:var(--sand-2)}
.projects .sec-head p{color:rgba(245,239,227,.74)}
.proj-grid{display:grid;grid-template-columns:1fr;gap:16px}
.proj{position:relative;border-radius:var(--r);overflow:hidden;aspect-ratio:4/3;background:#15171a;display:block}
.proj img{width:100%;height:100%;object-fit:cover;filter:brightness(.62) saturate(.7) contrast(1.02);transition:filter .55s var(--d),transform .55s var(--d);transform:scale(1.02)}
.proj::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 32%,rgba(20,22,25,.9))}
.proj .glow{position:absolute;inset:0;opacity:0;background:radial-gradient(80% 60% at 50% 38%,rgba(244,162,60,.4),transparent 70%);transition:opacity .55s;z-index:1;mix-blend-mode:screen}
.proj-meta{position:absolute;left:0;right:0;bottom:0;padding:18px;z-index:2}
.proj-meta .mono{color:#fff;font-size:10.5px;display:block;margin-bottom:6px;opacity:.85}
.proj-meta h3{font-size:1.22rem;font-weight:700;color:#fff}
.proj-meta .type{font-size:12.5px;color:rgba(245,239,227,.72);margin-top:3px}
.proj.lit img{filter:brightness(1.06) saturate(1.12) contrast(1.02);transform:scale(1.07)}
.proj:hover img{filter:brightness(1.06) saturate(1.12) contrast(1.02)}
.proj.lit .glow,.proj:hover .glow{opacity:1}
/* second photo (from the capability profile): cross-fade on hover, tap-to-toggle on touch */
.proj .proj-alt{position:absolute;inset:0;opacity:0;pointer-events:none}
@media(hover:hover){.proj:hover .proj-alt{opacity:1}}
.proj.alt-on .proj-alt{opacity:1}
.proj-foot{margin-top:34px;display:flex;flex-wrap:wrap;align-items:center;gap:14px}
.proj-foot .note{color:rgba(245,239,227,.68);font-size:14px}

/* projects lightbox (landing #projects) — one photo at a time, directional slide,
   drag-follow swipe; slides + info blocks are static HTML (SEO + VI build) */
.lightbox{border-radius:var(--r);overflow:hidden;background:#15171a;box-shadow:var(--shadow);
  touch-action:pan-y;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}
.lb-body{display:flex;flex-direction:column;position:relative;container-type:inline-size}
.lb-media{position:relative;aspect-ratio:4/3;overflow:hidden;background:#0e0f11;
  user-select:none;-webkit-user-select:none;cursor:grab}
.lb-media:active{cursor:grabbing}
.lb-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:translateX(100%);will-change:transform}
.lb-media img.active{transform:translateX(0)}
.lb-media img.anim{transition:transform .45s var(--d)}
.lb-arrow{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;
  border:1.5px solid rgba(245,239,227,.3);background:rgba(21,23,26,.55);backdrop-filter:blur(6px);
  color:var(--sand-2);display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:3;transition:border-color .2s var(--d),color .2s var(--d),background-color .2s var(--d)}
.lb-arrow:hover{border-color:var(--amber);color:var(--amber);background:rgba(21,23,26,.8)}
.lb-arrow svg{width:20px;height:20px}
.lb-prev{left:14px}
/* mobile: next arrow overlays the photo; center = 37.5% of card width since
   media is aspect-ratio 4/3 at full width (height = 75% of width) */
.lb-next{right:14px;top:37.5cqw}
/* min-height reserves room for the tallest slide's text at phone width so the
   mobile lightbox keeps one constant size across all slides */
.lb-info{padding:26px 26px 30px;display:flex;flex-direction:column;justify-content:center;min-height:329px}
.lb-slide-info{display:none;transition:opacity .2s var(--d)}
.lb-slide-info.active{display:flex;flex-direction:column;gap:14px}
.lb-info .mono{color:var(--amber);display:block}
.lb-info h3{font-size:1.7rem;color:#fff}
.lb-info .type{font-family:"IBM Plex Mono",monospace;font-size:12.5px;text-transform:uppercase;letter-spacing:.1em;color:rgba(245,239,227,.72)}
.lb-info .desc{font-size:15.5px;color:rgba(245,239,227,.86);max-width:46ch}
.lb-controls{display:flex;align-items:center;gap:16px;margin-top:20px}
.lb-counter{font-family:"IBM Plex Mono",monospace;font-size:13px;color:rgba(245,239,227,.7);letter-spacing:.06em}
.lb-dots{display:flex;gap:7px;flex-wrap:wrap}
.lb-dot{width:7px;height:7px;border-radius:50%;background:rgba(245,239,227,.28);border:0;cursor:pointer;padding:0;transition:background-color .2s var(--d),width .2s var(--d),border-radius .2s var(--d)}
.lb-dot.active{background:var(--orange);width:20px;border-radius:4px}
@media (min-width:760px){
  .lb-body{flex-direction:row;align-items:stretch;height:min(62vh,560px)}
  .lb-media{flex:0 0 62%;aspect-ratio:auto}
  .lb-info{flex:1 1 38%;min-height:0;overflow:auto;position:relative;padding-right:70px}
  .lb-next{top:50%}
}
@media (prefers-reduced-motion:reduce){
  .lb-media img{transform:none;opacity:0;transition:opacity .01s linear}
  .lb-media img.active{opacity:1}
  .lb-media img.anim{transition:opacity .01s linear}
  .lb-slide-info{transition:none}
}

/* certificate zoom overlay (partners.html .cert-zoom-trigger) — a simple
   click-to-zoom for a single static image; deliberately separate from the
   .lightbox/.lb-* carousel above (no arrows/dots/slides here) */
.zoom-overlay{position:fixed;inset:0;z-index:1000;background:rgba(21,23,26,.92);
  display:flex;align-items:center;justify-content:center;padding:40px;
  opacity:0;visibility:hidden;transition:opacity .25s var(--d),visibility .25s var(--d)}
.zoom-overlay.open{opacity:1;visibility:visible}
.zoom-img{display:block;max-width:100%;max-height:100%;object-fit:contain;border-radius:8px;box-shadow:var(--shadow)}
.zoom-close{position:absolute;top:18px;right:18px;width:44px;height:44px;border-radius:50%;
  border:1.5px solid rgba(245,239,227,.3);background:rgba(21,23,26,.55);backdrop-filter:blur(6px);
  color:var(--sand-2);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:border-color .2s var(--d),color .2s var(--d),background-color .2s var(--d)}
.zoom-close:hover{border-color:var(--amber);color:var(--amber);background:rgba(21,23,26,.8)}
.zoom-close svg{width:20px;height:20px}
@media (prefers-reduced-motion:reduce){
  .zoom-overlay{transition:opacity .01s linear}
  .zoom-overlay.open{transition:opacity .01s linear}
}

/* brands */
.brand-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.brand{background:var(--sand-2);border:1px solid var(--line-soft);border-radius:12px;padding:22px 18px;transition:border-color .25s var(--d),transform .25s var(--d)}
.brand:hover{border-color:var(--clay)}
.brand .nm{font-family:"Archivo";font-weight:800;font-size:1.35rem}
.brand .meta{font-size:11.5px;color:var(--ink-faint);margin-top:4px;font-family:"IBM Plex Mono";text-transform:uppercase;letter-spacing:.08em}
.brand-desc{font-size:14px;color:var(--ink-soft);margin-top:12px;line-height:1.5}
/* brand logos (official marks) */
.brand-logo{height:32px;display:flex;align-items:center;margin-bottom:16px}
.brand-logo img{height:100%;width:auto;max-width:100%;object-fit:contain;display:block}
.brand-logo.has-bg img{border-radius:5px}

/* services / steps */
.services{background:rgba(228,216,194,.55)}
.steps{display:grid;grid-template-columns:1fr;gap:0}
.step{display:grid;grid-template-columns:auto 1fr;gap:20px;padding:26px 0;border-top:1px solid var(--line)}
.step:last-child{border-bottom:1px solid var(--line)}
.step .no{font-family:"IBM Plex Mono";font-weight:500;color:var(--orange);font-size:15px;padding-top:4px}
.step h3{font-size:1.3rem;font-weight:700}
.step p{color:var(--ink-soft);font-size:.99rem;margin-top:8px}
.why{background:var(--slate);color:var(--sand-2);border-radius:var(--r);padding:34px;margin-top:30px}
.why h3{font-size:1.5rem;font-weight:700;color:#fff;margin-bottom:10px}
.why p{color:rgba(245,239,227,.76);font-size:1rem}
.why ul{list-style:none;margin-top:22px;display:grid;gap:13px}
.why li{display:flex;gap:12px;align-items:flex-start;font-size:1rem}
.why li svg{width:20px;height:20px;color:var(--amber);flex-shrink:0;margin-top:2px}

/* timeline */
.tl{display:grid;grid-template-columns:1fr;gap:0}
.tl-item{position:relative;padding:0 0 34px 28px;border-left:2px solid var(--line)}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-8px;top:2px;width:14px;height:14px;border-radius:50%;background:var(--sand);border:3px solid var(--orange)}
.tl-item .yr{font-family:"Archivo";font-weight:800;font-size:1.7rem;color:var(--clay);line-height:1}
.tl-item h3{font-size:1.2rem;font-weight:700;margin:6px 0 8px}
.tl-item p{color:var(--ink-soft);font-size:.97rem}

/* cta */
.cta{background:var(--sand-3);color:var(--ink);text-align:center}
.cta h2{font-size:clamp(2rem,6vw,3.4rem);color:var(--ink);max-width:760px;margin:18px auto 0}
.cta p{color:var(--ink-soft);max-width:560px;margin:18px auto 30px;font-size:1.08rem}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}

/* ===== projects page ===== */
.filterbar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:36px}
.chip{font-family:"IBM Plex Sans";font-size:13.5px;font-weight:500;padding:9px 16px;border-radius:999px;border:1px solid var(--line);
  background:var(--sand-2);color:var(--ink-soft);cursor:pointer;text-decoration:none;transition:border-color .2s var(--d),color .2s var(--d),background-color .2s var(--d),transform .2s var(--d)}
/* the 13 category chips on products.html are <a href> for crawlability — flex blockifies
   them inside .filter-rail and .chip already sets colour, so only the UA underline leaks */
.chip:hover{border-color:var(--clay);color:var(--ink)}
.chip.active{background:var(--slate);color:var(--sand-2);border-color:var(--slate)}

.case{display:grid;grid-template-columns:1fr;gap:0;background:var(--sand-2);border:1px solid var(--line-soft);
  border-radius:var(--r);overflow:hidden;margin-bottom:24px}
.case-media{position:relative;aspect-ratio:16/10;background:#15171a;overflow:hidden}
.case-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--d)}
.case-media .tagrow{position:absolute;left:14px;top:14px;display:flex;gap:8px}
.case-badge{background:rgba(35,38,43,.82);backdrop-filter:blur(4px);color:var(--amber);font-family:"IBM Plex Mono";
  font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;padding:6px 10px;border-radius:7px}
.case-badge.recent{background:var(--orange);color:#fff}
.case-body{padding:26px}
.case-body h3{font-size:1.5rem;font-weight:700}
.case-loc{font-family:"IBM Plex Mono";font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--clay);margin:6px 0 14px}
.case-body p{color:var(--ink-soft);font-size:1rem}
.case-specs{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:18px;border-top:1px dashed var(--line);padding-top:18px}
.case-specs .k{font-family:"IBM Plex Mono";font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint)}
.case-specs .v{font-size:14px;font-weight:500;color:var(--ink);margin-top:2px}
.case-hl{list-style:none;margin-top:18px;display:grid;gap:9px}
.case-hl li{position:relative;padding-left:20px;font-size:.95rem;color:var(--ink-soft)}
.case-hl li::before{content:"";position:absolute;left:0;top:8px;width:8px;height:8px;border-radius:50%;background:var(--orange)}
/* flagship cases get a larger image */
.case.flag .case-media{min-height:340px}

/* toolbar: filter chips */
.toolbar{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:30px}
.toolbar .filterbar{margin-bottom:0}

/* full project index */
.idx-grid{display:grid;grid-template-columns:1fr;gap:12px;transition:opacity .18s var(--d)}
.idx-empty{display:none;color:var(--ink-faint);padding:30px 0;font-size:1rem}
/* deep-link offset so flagship cases clear the sticky header */
.case{scroll-margin-top:96px}
/* credentials / certifications */
.certs-grid{display:grid;grid-template-columns:1fr;gap:16px}
.cert{display:flex;flex-direction:column;background:var(--sand-2);border:1px solid var(--line-soft);border-radius:var(--r);overflow:hidden;transition:border-color .25s var(--d),box-shadow .25s var(--d)}
.cert:hover{border-color:var(--clay);box-shadow:var(--shadow)}
.cert-img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--sand-3);border-bottom:1px solid var(--line-soft)}
/* wraps .cert-img so it opens the zoom overlay (see .zoom-* rules near .lightbox) */
.cert-zoom-trigger,.prod-zoom-trigger{display:block;width:100%;padding:0;margin:0;border:0;background:none;font:inherit;text-align:left;cursor:zoom-in}
.cert-body{padding:18px 20px}
.cert h4{font-size:1.08rem;font-weight:700}
.cert p{font-size:.92rem;color:var(--ink-soft);margin-top:6px}
.cert .pending{display:inline-block;margin-top:12px;font-family:"IBM Plex Mono";font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--clay);background:var(--sand-3);padding:4px 9px;border-radius:999px}

/* products */
.prod-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.prodcard{display:block;background:var(--sand-2);border:1px solid var(--line-soft);border-radius:var(--r);overflow:hidden;transition:border-color .25s var(--d),transform .25s var(--d),box-shadow .25s var(--d)}
.prodcard:hover{border-color:var(--clay);box-shadow:var(--shadow)}
.prodcard .pimg{display:block;width:100%;aspect-ratio:1/1;object-fit:cover;background:var(--sand-3)}
.prodcard .pbody{padding:16px 18px}
.prodcard h4{font-size:1.05rem;font-weight:600}
.prodcard .m{font-family:"IBM Plex Mono";font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint);margin-top:5px}
.prodcard .psum{font-size:13px;color:var(--ink-soft);margin-top:8px}
/* White plate, no multiply — matches .prod-hero .pimg. Multiplying a white product render
   against the cream card turned every white surface cream, which read as a dim photo. All
   catalogue images are composited on pure #fff, so no blending is needed. */
.prod-grid.cat .pimg{aspect-ratio:4/3;object-fit:contain;padding:10px;background:#fff}
.prodcard .pimg.fallback{display:flex;align-items:center;justify-content:center;background:var(--sand-3);color:var(--clay);font-family:"Archivo",sans-serif;font-weight:800;font-size:1.35rem;letter-spacing:.01em}
.prodcard .ptag{display:inline-block;margin-top:10px;font-family:"IBM Plex Mono";font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--clay);background:var(--sand-3);padding:3px 9px;border-radius:999px}

/* ghost buttons on dark sections (fix invisible) */
.subhero .btn-ghost,.projects .btn-ghost,.reqbox .btn-ghost{border-color:var(--line-dark);color:var(--sand-2)}
.subhero .btn-ghost:hover,.projects .btn-ghost:hover,.reqbox .btn-ghost:hover{border-color:var(--sand-2);background:rgba(245,239,227,.06)}

/* footer social — selector is scoped under .foot-col so it beats the generic
   `.foot-col a` rule below (same specificity, later in file) that was forcing
   display:block + padding and knocking every icon off-centre */
.foot-social{display:flex;gap:10px;flex-wrap:wrap}
.foot-col .foot-social a{width:38px;height:38px;padding:0;border-radius:10px;border:1px solid var(--line-dark);display:flex;align-items:center;justify-content:center;color:rgba(245,239,227,.72);transition:color .2s var(--d),border-color .2s var(--d)}
.foot-col .foot-social a:hover{color:var(--amber);border-color:var(--amber)}
.foot-social svg{width:18px;height:18px;display:block}

/* flagship clickable + view link */
.case-media a{display:block;width:100%;height:100%}
.case-view{display:inline-flex;align-items:center;gap:7px;margin-top:16px;font-weight:600;font-size:14px;color:var(--clay)}
.case-view:hover{color:var(--orange)}
.case-view svg{width:15px;height:15px}

/* catalogues request banner */
.reqbox{background:var(--slate);color:var(--sand-2);border-radius:var(--r);padding:30px;margin-top:30px;text-align:center}
.reqbox h3{font-size:1.5rem;color:#fff;margin-bottom:10px}
.reqbox p{color:rgba(245,239,227,.78);max-width:560px;margin:0 auto 20px}

/* ===== partners page ===== */
.partner{display:grid;grid-template-columns:1fr;gap:0;background:var(--sand-2);border:1px solid var(--line-soft);
  border-radius:var(--r);overflow:hidden;margin-bottom:18px;transition:border-color .25s var(--d),box-shadow .25s var(--d)}
.partner:hover{border-color:var(--clay);box-shadow:var(--shadow)}
.partner-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 14px;padding:16px 24px;background:var(--sand-3)}
.partner-head .ph-left{display:flex;align-items:center;gap:14px;min-width:0}
.partner-logo{height:30px;width:auto;display:block;flex-shrink:0}
.partner-logo.has-bg{border-radius:5px}
.partner-head .badge{font-family:"IBM Plex Mono";font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--clay);background:var(--sand);border:1px solid var(--line);padding:6px 11px;border-radius:999px;white-space:nowrap}
@media(max-width:480px){
  .partner-logo{height:24px}
}
.partner-body{padding:15px 24px 20px}
.partner-body p{color:var(--ink-soft);font-size:1rem}
.partner-body .tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.partner-body .tags span{font-size:12px;color:var(--ink-soft);background:var(--sand-3);border-radius:6px;padding:5px 10px}
.elec-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:6px}
.elec{background:var(--sand-2);border:1px solid var(--line-soft);border-radius:10px;padding:16px;text-align:center}
.elec .nm{font-family:"Archivo";font-weight:700;font-size:1.1rem}
.elec .m{font-size:11px;color:var(--ink-faint);margin-top:3px}

/* ===== contact page ===== */
.contact-layout{display:grid;grid-template-columns:1fr;gap:34px}
.form{background:var(--sand-2);border:1px solid var(--line-soft);border-radius:var(--r);padding:26px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:500;color:var(--ink-soft);margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;font-family:"IBM Plex Sans";font-size:15px;color:var(--ink);
  background:var(--sand);border:1px solid var(--line);border-radius:9px;padding:12px 14px;transition:border-color .2s,box-shadow .2s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(233,114,43,.15)}
.field textarea{resize:vertical;min-height:120px}
.form-note{font-size:12.5px;color:var(--ink-faint);margin-top:10px}
.form-ok{display:none;background:var(--slate);color:var(--sand-2);border:1px solid rgba(233,114,43,.45);border-radius:10px;padding:16px;margin-top:14px;font-size:14px}
.form-err{display:none;background:#FBEAE3;color:#7A2E12;border:1px solid #E4B7A6;border-radius:10px;padding:16px;margin-top:14px;font-size:14px}
.btn[disabled]{opacity:.6;cursor:wait}
/* honeypot — kept in flow for bots, hidden from people & a11y tree */
.hp-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.cinfo{display:grid;gap:14px}
.cinfo .row{display:flex;gap:14px;align-items:flex-start;background:var(--sand-2);border:1px solid var(--line-soft);border-radius:12px;padding:18px}
.cinfo .row .ic{width:40px;height:40px;border-radius:10px;background:var(--sand-3);color:var(--clay);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.cinfo .row .ic svg{width:20px;height:20px}
.cinfo .row .k{font-family:"IBM Plex Mono";font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint)}
.cinfo .row .v{font-size:15px;font-weight:500;margin-top:3px}
.cinfo .row a.v{color:var(--clay)}
.map{margin-top:22px;border-radius:var(--r);overflow:hidden;border:1px solid var(--line-soft);height:300px}
.map iframe{width:100%;height:100%;border:0;filter:grayscale(.2) contrast(1.05)}
.maplink{display:inline-flex;align-items:center;gap:6px;margin-top:12px;font-size:13px;font-weight:600;color:var(--clay)}
.maplink:hover{color:var(--orange)}

/* footer */
footer.site{background:rgba(27,29,33,.88);color:rgba(245,239,227,.72);padding:60px 0 110px}
.foot-top{display:grid;grid-template-columns:1fr;gap:36px;padding-bottom:36px;border-bottom:1px solid var(--line-dark)}
.foot-brand img{height:38px;margin-bottom:16px}
.foot-brand p{font-size:14px;max-width:340px}
.foot-col h4{font-family:"IBM Plex Mono";text-transform:uppercase;letter-spacing:.12em;font-size:11px;color:var(--amber);margin-bottom:14px}
.foot-col a,.foot-col p{display:block;font-size:14px;color:rgba(245,239,227,.72);padding:5px 0}
.foot-col a:hover{color:var(--sand-2)}
.foot-logo{display:inline-block;line-height:0}
/* Explore links split into two balanced columns (4 / 3) */
.foot-explore{display:grid;grid-auto-flow:column;grid-template-rows:repeat(4,auto);gap:0 28px;justify-content:start}
/* phones: pair Explore (left) + Follow us (right) so the social column's empty
   space gets used; brand + "Get in touch" stay full-width above/below */
@media(max-width:639px){
  .foot-top{grid-template-columns:1fr 1fr;gap:30px 22px}
  .foot-top>.foot-brand{grid-column:1 / -1}
  .foot-top>.foot-col:nth-child(4){grid-column:1 / -1}
  .foot-explore{grid-auto-flow:row;grid-template-rows:none}
}
/* floating back-to-top button — stacked directly under the chat bubble (right side) */
.to-top{position:fixed;right:25px;bottom:16px;z-index:900;width:44px;height:44px;border:0;border-radius:50%;background:var(--slate);color:#fff;cursor:pointer;display:grid;place-items:center;opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .3s var(--d),visibility .3s var(--d),transform .3s var(--d),background .2s var(--d);box-shadow:0 10px 26px -10px rgba(0,0,0,.55)}
.to-top.show{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:var(--orange)}
.to-top svg{width:20px;height:20px}
@media(max-width:640px){.to-top{bottom:calc(14px + env(safe-area-inset-bottom));right:19px}}

/* floating contact bubble (collapsible): Messenger · Phone */
/* pointer-events:none on the two wrappers is load-bearing, not decoration: the collapsed
   .cf-item rows are hidden with opacity+transform, which do NOT remove their layout boxes,
   so this column stays 187x250 while only the 58x58 toggle is visible. Without this the
   invisible remainder swallows every click/tap in that corner (pagination, cards, links).
   The toggle and the open .cf-item rows re-enable themselves with pointer-events:auto. */
.chat-fab{position:fixed;right:18px;bottom:16px;z-index:950;display:flex;flex-direction:column;align-items:flex-end;gap:14px;pointer-events:none;transition:transform .3s var(--d),opacity .2s var(--d)}
.chat-fab.lifted{transform:translateY(-58px)}
.chat-fab-menu{display:flex;flex-direction:column;align-items:flex-end;gap:14px;pointer-events:none}
.cf-item{display:flex;align-items:center;gap:10px;text-decoration:none;transform:scale(.92);opacity:0;pointer-events:none;transform-origin:bottom right;transition:transform .18s var(--d),opacity .18s var(--d)} /* base = exit: fast, no overshoot, no stagger */
.chat-fab.open .cf-item{transform:scale(1);opacity:1;pointer-events:auto;
  transition:transform .28s cubic-bezier(.34,1.2,.64,1),opacity .22s var(--d)} /* whisper of overshoot on entry only — the one playful element on the page */
/* cascade blooms upward FROM the toggle (nearest item first), like it grows out of the button you pressed */
.chat-fab.open .cf-item:nth-child(1){transition-delay:.12s}
.chat-fab.open .cf-item:nth-child(2){transition-delay:.07s}
.chat-fab.open .cf-item:nth-child(3){transition-delay:.02s}
.cf-ico{width:50px;height:50px;border-radius:50%;display:grid;place-items:center;flex-shrink:0;box-shadow:0 8px 22px -8px rgba(0,0,0,.5)}
.cf-ico svg{width:26px;height:26px;display:block}
.cf-msgr .cf-ico{background:linear-gradient(135deg,#00B2FF,#006AFF)}
.cf-phone .cf-ico{background:#22B45E}
.cf-quote .cf-ico{background:var(--orange)}
.cf-label{background:var(--slate);color:#fff;font-size:13px;font-weight:600;padding:7px 12px;border-radius:8px;white-space:nowrap;box-shadow:0 6px 18px -8px rgba(0,0,0,.5);opacity:0;transform:translateX(6px);transition:opacity .2s var(--d),transform .2s var(--d);pointer-events:none}
@media(hover:hover) and (pointer:fine){.cf-item:hover .cf-label{opacity:1;transform:none}} /* hover-gated: on touch, tap=hover and the label would flash for a frame before navigation */
@media(hover:none){.cf-label{display:none}} /* the label can never show on touch (rule above), so don't let it reserve ~85-126px of blank width inside the <a> — that strip was tappable and fired tel:/navigation */
.chat-fab-toggle{width:58px;height:58px;border-radius:50%;border:0;cursor:pointer;background:var(--orange);color:#fff;display:grid;place-items:center;position:relative;pointer-events:auto;box-shadow:0 10px 26px -8px rgba(233,114,43,.6);transition:background .2s var(--d),transform .14s var(--d)}
.chat-fab-toggle svg{width:26px;height:26px;position:absolute;transition:opacity .25s var(--d),transform .25s var(--d)}
.chat-fab-toggle .cf-close{opacity:0;transform:rotate(-45deg)}
.chat-fab.open .chat-fab-toggle{background:var(--slate)}
.chat-fab.open .chat-fab-toggle .cf-chat{opacity:0;transform:rotate(45deg)}
.chat-fab.open .chat-fab-toggle .cf-close{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.cf-item,.chat-fab.open .cf-item,.chat-fab-toggle svg{transition:opacity .2s linear}.cf-item{transform:none}}
@media(max-width:640px){.chat-fab{right:12px;bottom:calc(14px + env(safe-area-inset-bottom))}.chat-fab.lifted{transform:translateY(-56px)}}
.foot-bottom{padding-top:24px;font-size:12.5px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px}
.foot-credit{font-family:"IBM Plex Mono",monospace;font-size:11.5px;letter-spacing:.03em;color:rgba(245,239,227,.45)}

/* reveal */
/* reveal is a progressive enhancement: content is visible by default, and only
   hidden-then-animated when JS is present (html.js). No-JS, crawlers and
   link-preview renderers therefore never see blank sections. */
.js .reveal{opacity:0;transform:translateY(24px);transition:opacity .5s var(--d-strong),transform .5s var(--d-strong)}
.js .reveal.in{opacity:1;transform:none}

@media(min-width:640px){
  .domain-grid{grid-template-columns:repeat(2,1fr)}
  .proj-grid{grid-template-columns:repeat(2,1fr)}
  .brand-grid{grid-template-columns:repeat(4,1fr)}
  .foot-top{grid-template-columns:1.6fr 1.5fr .9fr 1.1fr}
  .case{grid-template-columns:1.1fr 1fr}
  .case-media{aspect-ratio:auto;min-height:300px}
  .idx-grid{grid-template-columns:repeat(2,1fr)}
  .certs-grid{grid-template-columns:repeat(2,1fr)}
  .prod-grid{grid-template-columns:repeat(3,1fr)}
  .contact-layout{grid-template-columns:1.2fr 1fr}
  .elec-grid{grid-template-columns:repeat(3,1fr)}
}
@media(min-width:920px){
  .nav-links{display:flex}
  .nav-right .btn{display:inline-flex}
  .burger{display:none}
  footer.site{padding-bottom:60px}
  .domain-grid{grid-template-columns:repeat(3,1fr)}
  .proj-grid{grid-template-columns:repeat(2,1fr);gap:22px}
  .hero{padding:80px 0 50px}
  .services-layout{display:grid;grid-template-columns:1.5fr 1fr;gap:50px;align-items:start}
  .why{margin-top:0;position:sticky;top:100px}
  .tl{grid-template-columns:repeat(4,1fr);gap:24px}
  .tl-item{border-left:0;border-top:2px solid var(--line);padding:24px 0 0 0}
  .tl-item::before{left:0;top:-8px}
  .idx-grid{grid-template-columns:repeat(3,1fr)}
  .certs-grid{grid-template-columns:repeat(3,1fr)}
  .prod-grid{grid-template-columns:repeat(4,1fr)}
}
/* hover lifts/zooms gated to real hover+pointer devices (no sticky :hover on touch) */
@media(hover:hover) and (pointer:fine){
  .btn-primary:hover{transform:translateY(-2px)}
  .domain:hover{transform:translateY(-4px)}
  .brand:hover{transform:translateY(-3px)}
  .prodcard:hover{transform:translateY(-4px)}
  .chat-fab-toggle:hover{transform:translateY(-2px)}
  .case:hover .case-media img{transform:scale(1.04)}
  .proj:hover img{transform:scale(1.07)}
}
/* press feedback — after the hover block so :active wins when both match */
.btn:active{transform:scale(.97)}
.chip:active{transform:scale(.97)}
.chat-fab-toggle:active{transform:scale(.97)}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto}
  .js .reveal{opacity:1;transform:none;transition:none}
  .track{animation:none!important}
  header.site{transition:none}
  header.site.faded{transform:none}   /* never auto-hide the header for reduced-motion users */
  .mobile-menu{transform:none;transition:opacity .3s linear;backdrop-filter:blur(16px) saturate(1.3);-webkit-backdrop-filter:blur(16px) saturate(1.3)} /* no materialize ramp — full blur immediately */
  .mobile-menu a{opacity:1;transform:none;transition:none} /* no cascade; links just ride the panel's fade */
  .burger,.burger:active{transition:none;transform:none}
  .to-top{transform:none;transition:opacity .3s linear,visibility .3s linear}
  .btn-primary:hover,.domain:hover,.brand:hover,.prodcard:hover,.chat-fab-toggle:hover,.case:hover .case-media img{transform:none}
  .proj:hover img{transform:scale(1.02)}
}
/* frosted-glass off: near-solid panel, no blur — also the natural fallback where backdrop-filter is unsupported */
@media(prefers-reduced-transparency:reduce){
  .mobile-menu{background:rgba(27,29,33,.97);backdrop-filter:none;-webkit-backdrop-filter:none}
}
/* keep the 7-item nav from crowding: full nav only at >=1100px, burger below */
@media(max-width:1099px){
  header.site .nav-links{display:none}
  header.site .burger{display:flex}
  header.site .nav-right .btn{display:none}
}
:focus-visible{outline:3px solid var(--orange);outline-offset:2px;border-radius:3px}

/* faster taps on mobile (removes 300ms delay) */
a,button,.btn,.chip,select,label{touch-action:manipulation}

/* skip-to-content link (visible on keyboard focus) */
.skip-link{position:fixed;top:-60px;left:14px;z-index:200;background:var(--orange);color:#fff;
  font-family:"IBM Plex Sans";font-weight:600;font-size:14px;padding:10px 16px;border-radius:0 0 10px 10px}
.skip-link:focus{top:0}
main:focus{outline:none}

/* theme refinements: one warm grade across real photography (project cards keep their own
   dim/lit grade; product cutouts stay ungraded), + a faint grain on the sand base */
.case-media img,.cert-img,.trust-cert img,.hf-photo,.lb-media img{filter:sepia(.12) saturate(1.06) contrast(1.03)}
body::after{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.05;mix-blend-mode:multiply;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");background-size:180px 180px}