/* ============================================================
   VLADOLARS FZE — Design System v1.0
   Precision avionics, engineered trust.
   ============================================================ */

:root {
  /* Color */
  --navy-950: #060B14;
  --navy-900: #0A1220;
  --navy-800: #101B2E;
  --navy-700: #1A2A45;
  --ink-900: #0E1420;
  --ink-600: #4A5568;
  --ink-400: #8A94A6;
  --surface-0: #FFFFFF;
  --surface-1: #F6F8FB;
  --line: #E3E8F0;
  --accent-500: #336BB4;
  --accent-600: #27579B;
  --accent-glow: #7FADE3;
  --signal-500: #31D0AA;
  --amber-500: #F5A623;

  /* Type */
  --font-display: "Space Grotesk", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  /* Shadow */
  --shadow-sm: 0 1px 2px rgb(10 18 32 / .06);
  --shadow-md: 0 8px 24px -8px rgb(10 18 32 / .12);
  --shadow-lg: 0 24px 48px -16px rgb(10 18 32 / .18);

  /* Motion */
  --ease: cubic-bezier(.22, .61, .36, 1);

  /* Layout */
  --container: 1160px;
  --gutter: clamp(20px, 4vw, 40px);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink-900);
  background: var(--surface-0);
  -webkit-font-smoothing: antialiased;
}
img, svg, video { display: block; max-width: 100%; }
input, button, textarea, select { font: inherit; }
a { color: var(--accent-500); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 3px solid rgb(51 107 180 / .45); outline-offset: 2px; border-radius: 4px; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--accent-500); color: #fff; padding: 10px 18px; border-radius: 0 0 10px 0;
}
.skip-link:focus { left: 0; }

/* ---------- Typography ---------- */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.12; letter-spacing: -0.015em; }
.display { font-size: clamp(2.4rem, 5.5vw, 4.2rem); line-height: 1.05; letter-spacing: -0.02em; }
h2, .h2 { font-size: clamp(1.75rem, 3.1vw, 2.6rem); letter-spacing: -0.02em; }
h3, .h3 { font-size: 1.25rem; }
.lead { font-size: clamp(1.0625rem, 1.5vw, 1.1875rem); line-height: 1.62; color: var(--ink-600); max-width: 62ch; }
.muted { color: var(--ink-600); }
.small { font-size: .9375rem; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: .8125rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--accent-500);
  display: block;
  margin-bottom: 16px;
}
.on-dark .eyebrow { color: var(--accent-glow); }

.mono { font-family: var(--font-mono); }

/* ---------- Layout ---------- */
.container { max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(88px, 11vw, 152px); }
.section--tight { padding-block: clamp(56px, 8vw, 96px); }
.section--alt { background: var(--surface-1); }
.section-head { max-width: 620px; margin-bottom: clamp(48px, 7vw, 76px); }
.section-head h2 { margin-bottom: 16px; }

.on-dark { background: var(--navy-950); color: rgb(255 255 255 / .92); }
.on-dark h1, .on-dark h2, .on-dark h3 { color: #fff; }
.on-dark .lead { color: rgb(255 255 255 / .80); }
.on-dark .muted { color: rgb(255 255 255 / .66); }

.grid { display: grid; gap: 28px; }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 10px;
  font-weight: 600; font-size: 1rem; line-height: 1.2;
  border: 1px solid transparent; cursor: pointer; white-space: nowrap;
  transition: background .18s var(--ease), border-color .18s var(--ease),
              color .18s var(--ease), transform .18s var(--ease), box-shadow .18s var(--ease);
  text-decoration: none;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0) scale(.985); }
.btn--primary { background: var(--accent-500); color: #fff; }
.btn--primary:hover { background: var(--accent-600); box-shadow: var(--shadow-md); }
.btn--secondary { border-color: var(--line); color: var(--ink-900); background: transparent; }
.btn--secondary:hover { border-color: var(--accent-500); color: var(--accent-500); }
.on-dark .btn--secondary, .hero .btn--secondary, .page-hero .btn--secondary {
  background: rgb(255 255 255 / .08);
  border-color: rgb(255 255 255 / .32);
  color: #fff;
}
.on-dark .btn--secondary:hover, .hero .btn--secondary:hover, .page-hero .btn--secondary:hover {
  background: rgb(255 255 255 / .14);
  border-color: rgb(255 255 255 / .55);
  color: #fff;
}
.btn--lg { padding: 15px 28px; font-size: 1.0625rem; }
.btn .arrow { transition: transform .18s var(--ease); }
.btn:hover .arrow { transform: translateX(3px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgb(255 255 255 / .85);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.site-header.is-scrolled { border-bottom-color: var(--line); box-shadow: var(--shadow-sm); }
.site-header .container { max-width: none; padding-inline: clamp(20px, 3vw, 44px); }
.nav {
  display: flex; align-items: center; gap: 28px;
  min-height: 72px;
}
.brand {
  flex: none;
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-weight: 700; font-size: 1.15rem;
  letter-spacing: .02em; color: var(--ink-900); text-decoration: none;
  margin-right: auto;
}
.brand:hover { text-decoration: none; }
.brand svg { width: 30px; height: 30px; flex: none; }
.brand-sub { display: block; font-family: var(--font-mono); font-size: .5625rem; letter-spacing: .32em; color: var(--ink-400); text-transform: uppercase; margin-top: 1px; }

.nav-links { display: flex; align-items: center; gap: 4px; list-style: none; padding: 0; }
.nav-links a {
  display: block; white-space: nowrap; padding: 8px 13px; border-radius: 8px;
  color: var(--ink-600); font-weight: 500; font-size: .9375rem; text-decoration: none;
  transition: color .15s var(--ease), background .15s var(--ease);
}
.nav-links a:hover { color: var(--ink-900); background: var(--surface-1); }
.nav-links a[aria-current="page"] { color: var(--accent-500); }

.lang-switch {
  font-family: var(--font-mono); font-size: .8125rem; letter-spacing: .06em;
  color: var(--ink-600); text-decoration: none; padding: 7px 11px;
  border: 1px solid var(--line); border-radius: 8px;
  transition: border-color .15s var(--ease), color .15s var(--ease);
}
.lang-switch:hover { border-color: var(--accent-500); color: var(--accent-500); text-decoration: none; }

.nav-toggle {
  display: none; background: none; border: 0; padding: 10px; cursor: pointer;
  color: var(--ink-900);
}

/* Mobile nav */
@media (max-width: 900px) {
  .nav { gap: 14px; }
  .nav .btn { display: none; }
  .nav-toggle { display: block; }
  .nav-links {
    position: fixed; inset: 72px 0 0 0; z-index: 99;
    flex-direction: column; align-items: stretch; gap: 4px;
    background: var(--surface-0); padding: 24px var(--gutter);
    transform: translateY(-12px); opacity: 0; visibility: hidden;
    transition: transform .25s var(--ease), opacity .25s var(--ease), visibility .25s;
    overflow-y: auto;
  }
  .nav-links.is-open { transform: none; opacity: 1; visibility: visible; }
  .nav-links a { font-size: 1.15rem; padding: 14px 10px; border-bottom: 1px solid var(--line); border-radius: 0; }
  .nav-links .nav-cta-mobile { display: block; margin-top: 18px; }
}
@media (min-width: 901px) { .nav-cta-mobile { display: none; } }

/* ---------- Hero ---------- */
.hero {
  --pointer-x: 70%; --pointer-y: 42%; --grid-x: 0px; --grid-y: 0px;
  position: relative; overflow: hidden;
  background:
    radial-gradient(1100px 500px at 78% -10%, rgb(51 107 180 / .16), transparent 62%),
    radial-gradient(700px 420px at 12% 112%, rgb(49 208 170 / .07), transparent 60%),
    var(--navy-950);
  color: rgb(255 255 255 / .92);
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgb(255 255 255 / .025) 1px, transparent 1px),
    linear-gradient(90deg, rgb(255 255 255 / .025) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(900px 600px at 60% 40%, #000 0%, transparent 78%);
}
.hero-grid {
  position: absolute; inset: -24px; pointer-events: none; opacity: .5;
  background-image: linear-gradient(rgb(127 173 227 / .035) 1px, transparent 1px), linear-gradient(90deg, rgb(127 173 227 / .035) 1px, transparent 1px);
  background-size: 42px 42px; background-position: var(--grid-x) var(--grid-y);
  mask-image: radial-gradient(ellipse at var(--pointer-x) var(--pointer-y), #000 3%, transparent 58%);
  transition: background-position .55s cubic-bezier(.2,.7,.2,1);
}
.hero-pcb {
  position: absolute; inset: 0; z-index: 0; width: 100%; height: 100%; pointer-events: none;
  opacity: .78; overflow: visible;
  mask-image: radial-gradient(circle 280px at var(--pointer-x) var(--pointer-y), #000 0%, rgb(0 0 0 / .75) 42%, transparent 100%);
}
.pcb-traces { fill: none; stroke: rgb(73 157 233 / .34); stroke-width: 1.2; vector-effect: non-scaling-stroke; }
.pcb-traces path { filter: drop-shadow(0 0 4px rgb(71 155 240 / .16)); }
.pcb-nodes { fill: var(--navy-950); stroke: rgb(83 177 245 / .56); stroke-width: 1.2; vector-effect: non-scaling-stroke; }
.pcb-chips { fill: rgb(9 25 44 / .5); stroke: rgb(100 176 232 / .28); stroke-width: 1; vector-effect: non-scaling-stroke; }
.hero-inspection-light {
  position: absolute; inset: 0; z-index: 1; pointer-events: none; mix-blend-mode: screen;
  background: radial-gradient(circle 240px at var(--pointer-x) var(--pointer-y), rgb(69 147 244 / .20), rgb(36 103 190 / .06) 46%, transparent 76%);
}
.hero-inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: minmax(0, 720px);
  gap: clamp(32px, 5vw, 72px); align-items: center;
  padding-block: clamp(84px, 11vw, 150px);
}
.hero h1 { color: #fff; margin-bottom: 22px; }
.hero .lead { margin-bottom: 34px; max-width: 34em; color: rgb(255 255 255 / .80); }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 42px; }

.trust-bar {
  display: flex; flex-direction: column; align-items: flex-start; gap: 12px;
  padding-top: 30px; border-top: 1px solid rgb(255 255 255 / .12);
  font-family: var(--font-mono); font-size: .8125rem; letter-spacing: .04em;
  color: rgb(255 255 255 / .72);
}
.trust-bar span { display: inline-flex; align-items: center; gap: 9px; }
.trust-bar .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--signal-500); flex: none; }

@media (max-width: 860px) {
  .hero-inner { grid-template-columns: 1fr; padding-block: clamp(64px, 10vw, 96px); }
}


/* ---------- Cards ---------- */
.card {
  background: var(--surface-0);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 30px;
  box-shadow: 0 1px 2px rgb(10 18 32 / .04);
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease), transform .25s var(--ease);
}
.card:hover { border-color: rgb(51 107 180 / .40); box-shadow: 0 2px 6px rgb(10 18 32 / .05), 0 16px 32px -12px rgb(10 18 32 / .14); transform: translateY(-3px); }
.card h3 { margin-bottom: 10px; }
.card .icon {
  width: 44px; height: 44px; border-radius: 11px;
  display: grid; place-items: center; margin-bottom: 18px;
  background: rgb(51 107 180 / .09); color: var(--accent-500);
}
.card .icon svg { width: 23px; height: 23px; }
.card-link { display: inline-flex; align-items: center; gap: 6px; margin-top: 16px; font-weight: 600; font-size: .9375rem; }
.card-link span { display: inline-block; transition: transform .18s var(--ease); }
.card:hover .card-link span { transform: translateX(3px); }

.on-dark .card { background: var(--navy-800); border-color: var(--navy-700); }
.on-dark .card:hover { border-color: rgb(94 165 255 / .5); }
.on-dark .card .icon { background: rgb(94 165 255 / .12); color: var(--accent-glow); }

/* Category cards */
.cat-card { position: relative; overflow: hidden; }
.cat-card .pn {
  font-family: var(--font-mono); font-size: .75rem; letter-spacing: .12em;
  color: var(--ink-400); text-transform: uppercase; margin-bottom: 6px;
}
.cat-card p { color: var(--ink-600); font-size: .9375rem; }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 24px; }
.stat { padding: 26px 28px; border: 1px solid var(--line); border-radius: 16px; background: var(--surface-0); }
.stat .value { font-family: var(--font-display); font-weight: 700; font-size: 2rem; letter-spacing: -0.01em; }
.stat .label { color: var(--ink-600); font-size: .9375rem; margin-top: 4px; }
.on-dark .stat { background: var(--navy-800); border-color: var(--navy-700); }

/* ---------- Process timeline ---------- */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; counter-reset: step; }
.step { position: relative; padding: 28px; border: 1px solid var(--line); border-radius: 16px; background: var(--surface-0); }
.step .num {
  font-family: var(--font-mono); font-weight: 500; font-size: .875rem;
  width: 40px; height: 40px; border-radius: 50%;
  border: 1.5px solid var(--accent-500); color: var(--accent-500);
  display: grid; place-items: center; margin-bottom: 18px;
}
.step h3 { font-size: 1.125rem; margin-bottom: 8px; }
.step p { color: var(--ink-600); font-size: .9375rem; }

/* ---------- Checklist ---------- */
.checklist { list-style: none; padding: 0; display: grid; gap: 14px; }
.checklist li { display: flex; gap: 12px; align-items: flex-start; }
.checklist .check {
  flex: none; width: 22px; height: 22px; margin-top: 2px;
  border-radius: 50%; background: rgb(49 208 170 / .14); color: var(--signal-500);
  display: grid; place-items: center;
}
.checklist .check svg { width: 12px; height: 12px; }

/* ---------- Split layout ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }

/* ---------- CTA band ---------- */
.cta-band {
  background:
    radial-gradient(800px 320px at 85% 120%, rgb(51 107 180 / .22), transparent 60%),
    var(--navy-900);
  border-radius: 20px;
  padding: clamp(40px, 6vw, 72px);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 28px;
  color: #fff;
}
.cta-band h2 { margin-bottom: 10px; }
.cta-band p { color: rgb(255 255 255 / .80); max-width: 40em; }

/* ---------- Forms ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-grid .full { grid-column: 1 / -1; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }

.field label { display: block; font-weight: 600; font-size: .9375rem; margin-bottom: 7px; }
.field .hint { font-weight: 400; color: var(--ink-400); }
.field input, .field textarea, .field select {
  width: 100%; min-height: 46px; padding: 11px 14px;
  background: var(--surface-1); border: 1px solid var(--line); border-radius: 10px;
  color: var(--ink-900);
  transition: border-color .15s var(--ease), box-shadow .15s var(--ease), background .15s var(--ease);
}
.field textarea { min-height: 130px; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--accent-500); background: #fff;
  box-shadow: 0 0 0 3px rgb(51 107 180 / .18);
}
.form-note { font-size: .875rem; color: var(--ink-400); }
.form-status { margin-top: 16px; font-weight: 600; display: none; }
.form-status.ok { display: block; color: #0E9F6E; }
.form-status.err { display: block; color: #D03131; }
.honeypot { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

/* ---------- Contact info ---------- */
.contact-item { display: flex; gap: 16px; align-items: flex-start; padding: 22px 0; border-bottom: 1px solid var(--line); }
.contact-item:last-child { border-bottom: 0; }
.contact-item .icon {
  flex: none; width: 44px; height: 44px; border-radius: 11px;
  background: rgb(51 107 180 / .09); color: var(--accent-500);
  display: grid; place-items: center;
}
.contact-item .icon svg { width: 21px; height: 21px; }
.contact-item h3 { font-size: 1.05rem; margin-bottom: 3px; }

.map-frame { border: 1px solid var(--line); border-radius: 16px; overflow: hidden; }
.map-frame iframe { display: block; width: 100%; height: 340px; border: 0; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-950); color: rgb(255 255 255 / .80); }
.footer-grid {
  display: grid; grid-template-columns: 2.2fr 1fr 1.2fr; gap: 48px;
  padding-block: clamp(72px, 8vw, 108px);
  align-items: start;
}
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer .brand { color: #fff; margin-bottom: 16px; }
.site-footer .brand-sub { color: rgb(255 255 255 / .56); }
.footer-col h4 {
  font-family: var(--font-mono); font-size: .75rem; font-weight: 500; line-height: 1;
  letter-spacing: .16em; text-transform: uppercase; color: rgb(255 255 255 / .56);
  padding-top: 8px; margin-bottom: 22px;
}
.footer-col ul { list-style: none; padding: 0; display: grid; gap: 13px; }
.footer-col a { color: rgb(255 255 255 / .82); text-decoration: none; font-size: .9375rem; }
.footer-col a { transition: color .15s var(--ease); }
.footer-col a:hover { color: var(--accent-glow); text-decoration: none; }
.footer-desc { font-size: .9375rem; color: rgb(255 255 255 / .66); max-width: 30em; }
.footer-bottom {
  display: flex; flex-wrap: wrap; gap: 12px 28px; justify-content: space-between;
  padding-block: 30px; border-top: 1px solid rgb(255 255 255 / .10);
  font-size: .8125rem; color: rgb(255 255 255 / .56);
}
.footer-bottom .mono { letter-spacing: .04em; }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  background:
    radial-gradient(900px 380px at 80% -30%, rgb(51 107 180 / .14), transparent 60%),
    var(--navy-950);
  color: rgb(255 255 255 / .92);
  padding-block: clamp(64px, 8vw, 104px);
}
.page-hero h1 { color: #fff; font-size: clamp(2rem, 4.5vw, 3.2rem); margin-bottom: 16px; }
.page-hero .lead { max-width: 42em; color: rgb(255 255 255 / .80); }

/* ---------- Utility ---------- */
.mt-8 { margin-top: 8px; } .mt-16 { margin-top: 16px; } .mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; } .mt-48 { margin-top: 48px; }
.mb-16 { margin-bottom: 16px; } .mb-24 { margin-bottom: 24px; } .mb-32 { margin-bottom: 32px; }
.center { text-align: center; }
.nowrap { white-space: nowrap; }

/* ============================================================
   V2 additions — official logo, tightened header, product cards
   ============================================================ */

/* Official wordmark logo */
.brand img { height: 27px; width: auto; max-width: none; display: block; }
.site-footer .brand img { height: 24px; }
@media (max-width: 900px) { .brand img { height: 21px; } }

/* Header density between 901–1180px: tighten gaps/type before shrinking the logo */
@media (min-width: 901px) and (max-width: 1180px) {
  .nav { gap: 14px; }
  .nav-links { gap: 2px; }
  .nav-links a { padding: 8px 9px; font-size: .875rem; }
  .lang-switch { padding: 6px 9px; }
  .nav .btn { padding: 10px 16px; font-size: .9375rem; }
  .brand img { height: 23px; }
}

/* ---------- Product category cards ---------- */
.prod-card { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.prod-media {
  position: relative;
  width: 100%;
  padding-top: 75%; /* locks a 4:3 box from width alone, immune to the image's own aspect ratio or flexbox quirks */
  background: #FFFFFF;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  transition: background .25s var(--ease);
}
.prod-media img, .prod-media svg {
  position: absolute; inset: 6% 10%;
  width: 80%; height: 88%; object-fit: contain;
  transition: transform .35s var(--ease);
}
.prod-media--altimeter img { transform: translateX(-5%); }
.prod-body { padding: 22px 26px 26px; display: flex; flex-direction: column; flex: 1; }
.prod-body .pn {
  font-family: var(--font-mono); font-size: .75rem; letter-spacing: .12em;
  color: var(--ink-400); text-transform: uppercase; margin-bottom: 6px;
}
.prod-body p { color: var(--ink-600); font-size: .9375rem; }
.prod-body .card-link { margin-top: auto; padding-top: 16px; }
.card-link .arrow { display: inline-block; transition: transform .18s var(--ease); }

.prod-card:hover {
  border-color: rgb(51 107 180 / .55);
  box-shadow: 0 12px 32px -12px rgb(51 107 180 / .30), var(--shadow-md);
  transform: translateY(-3px);
}
.prod-card:hover .prod-media { background: #FBFCFE; }
.prod-card:hover .prod-media img { transform: translateY(-4px) scale(1.02); }
.prod-card:hover .prod-media--altimeter img { transform: translateX(-5%) translateY(-4px) scale(1.02); }
.prod-card:hover .card-link .arrow { transform: translateX(3px); }
.prod-card:focus-within { border-color: rgb(51 107 180 / .55); }

/* Dark hero → light grid connection on the Products page */
.overlap-hero { padding-bottom: calc(clamp(64px, 8vw, 104px) + 84px); }
.overlap-grid { position: relative; z-index: 2; margin-top: -96px; padding-top: 0; }

@media (prefers-reduced-motion: reduce) {
  .prod-card:hover, .prod-card:hover .prod-media img, .card-link .arrow { transform: none; }
  .prod-card:hover .prod-media--altimeter img { transform: translateX(-5%); }
}

/* ============================================================
   V3 polish — hero unit, photo slots, alignment refinements
   ============================================================ */

/* Optical alignment: wordmark wing overshoots the cap line */
.site-header .brand img { transform: translateY(1px); }
.site-footer .brand { margin-bottom: 20px; }
.site-footer .brand img { height: 26px; }

@keyframes lruFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-11px); } }
@keyframes lruShadow { 0%, 100% { transform: scaleX(1); opacity: .55; } 50% { transform: scaleX(.92); opacity: .38; } }

/* Photography placeholder slots (Quality / About) */
.photo-strip { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 28px; }
.photo-slot {
  aspect-ratio: 3 / 2;
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: 16px;
  display: grid; place-content: center; justify-items: center; gap: 12px;
  color: var(--ink-400);
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.photo-slot:hover { border-color: rgb(51 107 180 / .35); box-shadow: var(--shadow-sm); }
.photo-slot svg { width: 26px; height: 26px; opacity: .75; }
.photo-slot .cap {
  font-family: var(--font-mono); font-size: .6875rem; font-weight: 500;
  letter-spacing: .14em; text-transform: uppercase; text-align: center; padding-inline: 16px;
}

@media (prefers-reduced-motion: reduce) {
  .hero-grid { transition: none; }
}

@media (max-width: 860px), (hover: none), (pointer: coarse) {
  .hero { --pointer-x: 68%; --pointer-y: 24%; }
  .hero-grid { background-position: 0 0; }
}

/* ============================================================
   V5 — manufacturers band
   ============================================================ */
.brands-band {
  padding-block: clamp(72px, 9vw, 116px);
  border-bottom: 1px solid var(--line);
  text-align: center;
}
.brands-title { margin-bottom: 34px; font-size: clamp(1.9rem, 3.4vw, 2.75rem); }
.brands-marquee { position: relative; overflow: hidden; width: 100%; padding-block: 14px; mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.brands-track { display: flex; width: max-content; animation: brandsScroll 38s linear infinite; will-change: transform; }
.brands-group { display: flex; align-items: center; gap: clamp(48px, 5.5vw, 88px); flex: none; padding-right: clamp(48px, 5.5vw, 88px); }
@keyframes brandsScroll { to { transform: translateX(-50%); } }
.brand-name {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(1.35rem, 2.5vw, 1.85rem); letter-spacing: .06em; text-transform: uppercase;
  color: var(--ink-400);
  transition: color .25s var(--ease);
}
.brand-name:hover { color: var(--ink-600); }
.brands-marquee:hover .brands-track { animation-play-state: paused; }
.brands-note {
  margin: 34px auto 0; max-width: 62ch;
  font-size: .8125rem; color: var(--ink-400);
}
@media (prefers-reduced-motion: reduce) {
  .brands-marquee { mask-image: none; overflow: visible; }
  .brands-track { width: auto; animation: none; }
  .brands-group { flex-wrap: wrap; justify-content: center; padding-right: 0; }
  .brands-group[aria-hidden="true"] { display: none; }
}

/* Brand marquee logos (fall back to text automatically if file missing) */
.brand-item { display: inline-flex; align-items: center; justify-content: center; min-width: 140px; }
.brand-logo {
  height: 48px; width: auto; max-width: 230px; object-fit: contain;
}