:root {
  --bg: #363940;
  --bg-deep: #303238;
  --surface: #42454D;
  --surface-2: #4A4D56;
  --line: rgba(249, 250, 251, 0.12);
  --text: #F9FAFB;
  --off-white: #F9FAFB;
  --muted: rgba(249, 250, 251, 0.68);
  --soft: rgba(249, 250, 251, 0.88);
  --accent: #28BC7D;
  --accent-2: #F6D365;
  --accent-3: #647D96;
  --yellow: #F6D365;
  --secondary-muted: #647D96;
  --gray: #4A4D56;
  --ink: #24282B;
  --max: 1180px;
  --radius: 22px;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.28);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 20%, rgba(100,125,150,.07), transparent 30%),
    radial-gradient(circle at 88% 10%, rgba(246,211,101,.08), transparent 28%),
    var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body.menu-open { overflow: hidden; }
button, input, textarea, select { font: inherit; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  left: 18px;
  top: -60px;
  z-index: 200;
  padding: 10px 16px;
  color: var(--ink);
  background: var(--accent);
  border-radius: 10px;
  font-weight: 700;
}
.skip-link:focus { top: 18px; }

.container {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
}
.narrow { width: min(calc(100% - 40px), 820px); }
.section { padding: 120px 0; position: relative; }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background .25s ease, border-color .25s ease, backdrop-filter .25s ease;
}
.site-header.scrolled {
  background: rgba(4, 11, 21, 0.8);
  border-color: var(--line);
  backdrop-filter: blur(18px);
}
.nav-wrap {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  line-height: 0;
}
.brand-logo {
  width: 176px;
  height: auto;
  object-fit: contain;
}
.footer-brand .brand-logo { width: 148px; }

.site-nav { display: flex; align-items: center; gap: 30px; }
.site-nav > a:not(.button) { color: var(--muted); font-size: 14px; font-weight: 620; }
.site-nav > a:not(.button):hover { color: var(--text); }
.nav-toggle { display: none; }

.button {
  min-height: 50px;
  padding: 0 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 13px;
  color: var(--ink);
  background: linear-gradient(135deg, var(--accent), #F6D365);
  font-size: 14px;
  font-weight: 760;
  box-shadow: 0 12px 32px rgba(40,188,125,.16);
  transition: transform .2s ease, box-shadow .2s ease;
}
.button:hover { transform: translateY(-2px); box-shadow: 0 18px 38px rgba(40,188,125,.22); }
.button-small { min-height: 42px; padding: 0 17px; }
.button-ghost {
  color: var(--text);
  background: rgba(255,255,255,.025);
  border-color: var(--line);
  box-shadow: none;
}
.button-ghost:hover { border-color: rgba(40,188,125,.45); box-shadow: none; }
.button-light { background: #F9FAFB; color: var(--ink); box-shadow: 0 16px 36px rgba(0,0,0,.18); }

.hero {
  min-height: 920px;
  overflow: hidden;
  padding: 170px 0 110px;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.8), transparent 82%);
  pointer-events: none;
}
.hero-glow {
  position: absolute;
  width: 540px;
  height: 540px;
  border-radius: 50%;
  filter: blur(90px);
  opacity: .14;
  pointer-events: none;
}
.hero-glow-one { top: -110px; right: 8%; background: var(--accent-2); }
.hero-glow-two { bottom: -190px; left: -180px; background: var(--accent); }
.hero-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: .92fr 1.08fr;
  gap: 74px;
  align-items: center;
}
.eyebrow {
  margin: 0 0 22px;
  display: flex;
  align-items: center;
  gap: 11px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .15em;
  text-transform: uppercase;
}
.eyebrow span { width: 24px; height: 1px; background: currentColor; }
h1, h2, h3, p { margin-top: 0; }
h1 {
  margin-bottom: 28px;
  max-width: 690px;
  font-size: clamp(54px, 6vw, 86px);
  line-height: .98;
  letter-spacing: -.06em;
}
h2 {
  margin-bottom: 24px;
  font-size: clamp(38px, 4.2vw, 60px);
  line-height: 1.03;
  letter-spacing: -.045em;
}
h3 { margin-bottom: 12px; font-size: 22px; line-height: 1.25; letter-spacing: -.025em; }
.hero-lede {
  max-width: 650px;
  margin-bottom: 15px;
  color: var(--soft);
  font-size: 20px;
  line-height: 1.55;
}
.hero-product {
  max-width: 620px;
  color: var(--muted);
  font-size: 16px;
}
.hero-actions { display: flex; gap: 14px; margin: 36px 0 48px; flex-wrap: wrap; }
.hero-proof {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.hero-proof div { display: grid; gap: 3px; }
.hero-proof strong { font-size: 24px; letter-spacing: -.03em; }
.hero-proof span { color: var(--muted); font-size: 12px; line-height: 1.35; }

.hero-visual { position: relative; }
.visual-shell {
  position: relative;
  z-index: 2;
  overflow: hidden;
  border: 1px solid rgba(249,250,251,.18);
  border-radius: 26px;
  background: rgba(66,69,77,.86);
  box-shadow: var(--shadow), 0 0 0 1px rgba(255,255,255,.025) inset;
  transform: perspective(1200px) rotateY(-5deg) rotateX(2deg);
}
.visual-topbar, .visual-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  background: rgba(255,255,255,.018);
  font-size: 12px;
}
.visual-topbar { padding: 18px 20px; border-bottom: 1px solid var(--line); }
.visual-topbar > div { display: flex; align-items: center; gap: 9px; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 14px var(--accent); }
.floor-chip, .live-chip {
  padding: 5px 10px;
  color: var(--accent);
  background: rgba(40,188,125,.09);
  border: 1px solid rgba(40,188,125,.2);
  border-radius: 999px;
  font-weight: 800;
  letter-spacing: .04em;
}
.map-stage {
  position: relative;
  min-height: 500px;
  padding: 18px;
  background:
    radial-gradient(circle at 70% 40%, rgba(246,211,101,.08), transparent 28%),
    linear-gradient(180deg, rgba(255,255,255,.012), transparent);
}
.map-stage svg { width: 100%; height: auto; margin-top: 12px; }
.floor-shape { fill: #42454D; stroke: #4A4D56; stroke-width: 3; }
.floor-line { fill: none; stroke: #4A4D56; stroke-width: 3; stroke-dasharray: 5 8; }
.route-shadow { fill: none; stroke: rgba(40,188,125,.2); stroke-width: 22; stroke-linecap: round; }
.route-line { fill: none; stroke: url(#route); stroke-width: 7; stroke-linecap: round; stroke-dasharray: 12 8; }
.route-origin { fill: #363940; stroke: var(--accent); stroke-width: 5; }
.position-ring { fill: rgba(40,188,125,.08); stroke: rgba(40,188,125,.38); stroke-width: 2; }
.position-core { fill: var(--accent); }
.destination-pin path { fill: var(--accent-2); }
.destination-pin circle { fill: #F9FAFB; }
.deck-label {
  position: absolute;
  padding: 6px 9px;
  color: #647D96;
  background: rgba(48,50,56,.72);
  border: 1px solid var(--line);
  border-radius: 7px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.deck-label-one { left: 18%; top: 31%; }
.deck-label-two { right: 12%; top: 50%; }
.deck-label-three { right: 18%; bottom: 13%; }
.position-card {
  position: absolute;
  left: 23px;
  bottom: 22px;
  width: 180px;
  padding: 14px 16px;
  display: grid;
  background: rgba(48,50,56,.88);
  border: 1px solid var(--line);
  border-radius: 12px;
  backdrop-filter: blur(8px);
}
.position-card span, .position-card small { color: var(--muted); font-size: 10px; }
.position-card strong { margin: 2px 0; font-size: 13px; }
.visual-footer { padding: 15px 18px; border-top: 1px solid var(--line); gap: 14px; }
.visual-footer > div { display: flex; align-items: center; gap: 6px; }
.mini-icon { color: var(--accent); font-size: 16px; }
.floating-card {
  position: absolute;
  z-index: 3;
  min-width: 180px;
  padding: 13px 15px;
  display: grid;
  color: var(--muted);
  background: rgba(66,69,77,.94);
  border: 1px solid rgba(249,250,251,.2);
  border-radius: 12px;
  box-shadow: 0 18px 40px rgba(0,0,0,.3);
  backdrop-filter: blur(14px);
}
.floating-card span { font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }
.floating-card strong { color: var(--text); font-size: 12px; }
.floating-card-one { left: -40px; top: 86px; }
.floating-card-two { right: -28px; bottom: 82px; }

.problem-section { background: linear-gradient(180deg, transparent, rgba(255,255,255,.012), transparent); }
.section-intro { color: var(--muted); font-size: 19px; line-height: 1.7; }
.three-column { margin-top: 56px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.info-card, .process-card {
  min-height: 260px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,.012));
}
.info-card p, .process-card p { color: var(--muted); }
.card-number, .process-icon {
  width: 46px;
  height: 46px;
  margin-bottom: 38px;
  display: grid;
  place-items: center;
  color: var(--accent);
  background: rgba(40,188,125,.07);
  border: 1px solid rgba(40,188,125,.18);
  border-radius: 12px;
  font-size: 12px;
  font-weight: 800;
}

.split-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 74px; align-items: center; }
.section-copy > p:not(.eyebrow) { color: var(--muted); font-size: 18px; }
.check-list { margin: 30px 0 0; padding: 0; display: grid; gap: 14px; list-style: none; }
.check-list li { position: relative; padding-left: 34px; color: var(--soft); }
.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 1px;
  width: 21px;
  height: 21px;
  display: grid;
  place-items: center;
  color: var(--ink);
  background: var(--accent);
  border-radius: 50%;
  font-size: 12px;
  font-weight: 900;
}
.product-panel {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: #42454D;
  box-shadow: var(--shadow);
}
.product-panel-header { padding: 16px 18px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.live-chip { color: #F6D365; background: rgba(255,77,91,.08); border-color: rgba(255,77,91,.18); }
.camera-frame { position: relative; }
.camera-frame svg { width: 100%; }
.scan-corners i { position: absolute; width: 34px; height: 34px; border-color: var(--accent); opacity: .8; }
.scan-corners i:nth-child(1) { top: 24px; left: 24px; border-top: 2px solid; border-left: 2px solid; }
.scan-corners i:nth-child(2) { top: 24px; right: 24px; border-top: 2px solid; border-right: 2px solid; }
.scan-corners i:nth-child(3) { bottom: 24px; left: 24px; border-bottom: 2px solid; border-left: 2px solid; }
.scan-corners i:nth-child(4) { bottom: 24px; right: 24px; border-bottom: 2px solid; border-right: 2px solid; }
.signal-row { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--line); }
.signal-row div { padding: 18px; display: grid; gap: 2px; border-right: 1px solid var(--line); }
.signal-row div:last-child { border-right: 0; }
.signal-row span { color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }
.signal-row strong { font-size: 13px; }

.technology-section { background: var(--bg-deep); }
.process-grid { margin-top: 58px; display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.process-card { min-height: 390px; }
.source-chips { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 7px; }
.source-chips span, .output-list span { padding: 7px 9px; border: 1px solid var(--line); border-radius: 8px; color: var(--soft); font-size: 11px; }
.reason-visual { position: relative; width: 180px; height: 100px; margin-top: 34px; }
.reason-visual span { position: absolute; width: 8px; height: 8px; border-radius: 50%; background: var(--accent-3); box-shadow: 0 0 18px rgba(100,125,150,.55); }
.reason-visual span:nth-child(1) { left: 4px; top: 18px; }
.reason-visual span:nth-child(2) { left: 14px; bottom: 11px; background: var(--accent); }
.reason-visual span:nth-child(3) { left: 68px; top: 48px; background: var(--accent-2); }
.reason-visual b { position: absolute; right: 0; top: 13px; width: 72px; height: 72px; display: grid; place-items: center; border: 1px solid rgba(40,188,125,.28); border-radius: 50%; background: radial-gradient(circle, rgba(40,188,125,.16), rgba(246,211,101,.05)); }
.reason-visual::before, .reason-visual::after { content: ""; position: absolute; left: 12px; width: 106px; height: 1px; transform-origin: left; background: linear-gradient(90deg, var(--accent-3), transparent); }
.reason-visual::before { top: 24px; transform: rotate(10deg); }
.reason-visual::after { bottom: 18px; transform: rotate(-17deg); }
.output-list { margin-top: 30px; display: grid; gap: 7px; }
.output-list span { border-left: 3px solid var(--accent); }

.section-heading-row { display: flex; justify-content: space-between; align-items: end; gap: 60px; }
.section-heading-row > div { max-width: 710px; }
.section-heading-row > p { max-width: 370px; color: var(--muted); }
.capability-grid { margin-top: 54px; display: grid; grid-template-columns: repeat(2,1fr); gap: 18px; }
.capability-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.015); }
.capability-visual { position: relative; height: 250px; overflow: hidden; border-bottom: 1px solid var(--line); background: #363940; }
.capability-copy { padding: 26px 28px 30px; }
.capability-copy > span { color: var(--accent); font-size: 11px; font-weight: 800; }
.capability-copy h3 { margin-top: 8px; }
.capability-copy p { margin-bottom: 0; color: var(--muted); }
.visual-search { display: grid; place-items: center; }
.search-frame { width: 160px; height: 120px; border-radius: 14px; background: linear-gradient(145deg, #4A4D56, #42454D); transform: translateX(-80px); position: relative; }
.search-frame::before, .search-frame::after { content: ""; position: absolute; border: 2px solid var(--accent); width: 24px; height: 24px; }
.search-frame::before { top: 12px; left: 12px; border-right: 0; border-bottom: 0; }
.search-frame::after { right: 12px; bottom: 12px; border-left: 0; border-top: 0; }
.search-frame span { position: absolute; left: 31px; bottom: 25px; width: 84px; height: 45px; background: #647D96; clip-path: polygon(0 100%, 38% 25%, 58% 63%, 72% 44%, 100% 100%); }
.match-line { position: absolute; width: 120px; height: 1px; left: 48%; top: 50%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.search-result { position: absolute; right: 34px; width: 145px; padding: 15px; display: grid; border: 1px solid var(--line); border-radius: 12px; background: #42454D; }
.search-result small { color: var(--muted); }
.visual-position { display: grid; place-items: center; }
.radar { position: relative; width: 160px; height: 160px; border-radius: 50%; border: 1px solid rgba(40,188,125,.3); background: repeating-radial-gradient(circle, rgba(40,188,125,.11) 0 1px, transparent 1px 32px); }
.radar::before, .radar::after { content: ""; position: absolute; background: rgba(40,188,125,.18); }
.radar::before { left: 50%; top: 0; bottom: 0; width: 1px; }
.radar::after { top: 50%; left: 0; right: 0; height: 1px; }
.radar b { position: absolute; left: 50%; top: 50%; width: 12px; height: 12px; margin: -6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 24px var(--accent); }
.radar i { position: absolute; width: 6px; height: 6px; border-radius: 50%; background: var(--accent-2); }
.radar i:nth-child(1) { left: 28px; top: 48px; }
.radar i:nth-child(2) { right: 34px; top: 32px; }
.radar i:nth-child(3) { right: 45px; bottom: 34px; }
.coordinate-chip { position: absolute; right: 22px; bottom: 20px; padding: 7px 10px; border: 1px solid var(--line); border-radius: 8px; background: rgba(48,50,56,.8); color: var(--soft); font-size: 11px; }
.visual-itinerary { padding: 68px 34px 0; }
.itinerary-line { position: relative; height: 4px; border-radius: 99px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.itinerary-line i { position: absolute; top: 50%; width: 15px; height: 15px; margin: -7px; border: 3px solid #363940; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.itinerary-line i:nth-child(1) { left: 0; }
.itinerary-line i:nth-child(2) { left: 33%; background: #28BC7D; box-shadow: 0 0 0 1px #28BC7D; }
.itinerary-line i:nth-child(3) { left: 67%; background: #F6D365; box-shadow: 0 0 0 1px #F6D365; }
.itinerary-line i:nth-child(4) { right: 0; background: var(--accent-2); box-shadow: 0 0 0 1px var(--accent-2); }
.itinerary-labels { display: flex; justify-content: space-between; margin-top: 23px; color: var(--muted); font-size: 10px; }
.visual-navigation { display: grid; place-items: center; }
.visual-navigation svg { width: 85%; }
.visual-navigation path { fill: none; stroke: url(#route); stroke-width: 5; stroke-linecap: round; stroke-dasharray: 12 8; }
.visual-navigation circle:first-of-type { fill: var(--accent); }
.visual-navigation circle:last-of-type { fill: var(--accent-2); }
.moving-dot { position: absolute; left: 49%; top: 55%; width: 13px; height: 13px; border-radius: 50%; background: #F9FAFB; box-shadow: 0 0 20px var(--accent); }

.difference-section { background: linear-gradient(180deg, transparent, rgba(246,211,101,.035), transparent); }
.comparison-wrap {
  margin-top: 58px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.comparison-head { padding: 22px 28px; font-weight: 800; }
.comparison-traditional { color: var(--muted); background: rgba(255,255,255,.02); }
.comparison-infinaite { color: var(--ink); background: linear-gradient(135deg, var(--accent), #F6D365); }
.comparison-row { display: contents; }
.comparison-row > div { padding: 21px 28px; border-top: 1px solid var(--line); color: var(--muted); }
.comparison-row > div:nth-child(even) { color: var(--soft); background: rgba(40,188,125,.025); border-left: 1px solid var(--line); }

.privacy-section { background: var(--bg-deep); overflow: hidden; }
.privacy-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; align-items: center; }
.privacy-visual { position: relative; min-height: 430px; display: grid; place-items: center; }
.privacy-core {
  position: relative;
  z-index: 2;
  width: 160px;
  height: 160px;
  display: grid;
  place-items: center;
  text-align: center;
  border: 1px solid rgba(40,188,125,.35);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(40,188,125,.13), rgba(66,69,77,.95));
  box-shadow: 0 0 70px rgba(40,188,125,.09);
  font-size: 14px;
  font-weight: 760;
}
.privacy-orbit { position: absolute; border: 1px solid rgba(249,250,251,.16); border-radius: 50%; }
.orbit-one { width: 290px; height: 290px; }
.orbit-two { width: 410px; height: 410px; }
.privacy-source, .privacy-output { position: absolute; z-index: 3; padding: 8px 12px; border: 1px solid var(--line); border-radius: 9px; background: #42454D; color: var(--muted); font-size: 11px; }
.source-one { left: 7%; top: 20%; }
.source-two { left: 1%; bottom: 23%; }
.source-three { right: 6%; top: 18%; }
.privacy-output { right: 2%; bottom: 22%; color: var(--accent); border-color: rgba(40,188,125,.25); }

.use-case-grid { margin-top: 56px; display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; }
.use-case { min-height: 150px; padding: 24px; display: flex; flex-direction: column; justify-content: space-between; border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,.015); transition: transform .2s ease, border-color .2s ease; }
.use-case:hover { transform: translateY(-3px); border-color: rgba(40,188,125,.28); }
.use-case span { color: var(--accent); font-size: 11px; }
.use-case strong { max-width: 180px; font-size: 17px; }

.founders-section { background: linear-gradient(180deg, transparent, rgba(255,255,255,.012)); }
.founder-grid { margin-top: 56px; display: grid; grid-template-columns: repeat(2,1fr); gap: 18px; }
.founder-card { display: grid; grid-template-columns: 190px 1fr; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.015); }
.founder-portrait {
  min-height: 100%;
  overflow: hidden;
  border-right: 1px solid var(--line);
  background: var(--surface);
}
.founder-portrait img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
  display: block;
  filter: saturate(.94) contrast(1.02);
  transition: transform .45s ease;
}
.founder-card:hover .founder-portrait img { transform: scale(1.025); }
.founder-alina img { object-position: 50% 34%; }
.founder-marcin img { object-position: 50% 36%; }
.founder-copy { padding: 30px; }
.founder-copy p:last-child { margin-bottom: 0; color: var(--muted); font-size: 14px; }
.founder-role { margin-bottom: 8px; color: var(--yellow); font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.founder-story { margin-top: 18px; padding: 24px 28px; display: flex; align-items: center; gap: 22px; border: 1px solid var(--line); border-radius: 16px; color: var(--muted); }
.founder-story p { margin: 0; }
.story-mark { color: var(--yellow); font-size: 42px; line-height: 1; }

.contact-section { padding-top: 70px; }
.contact-card {
  padding: 58px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 70px;
  overflow: hidden;
  border-radius: 28px;
  background:
    radial-gradient(circle at 90% 20%, rgba(246,211,101,.42), transparent 38%),
    linear-gradient(135deg, var(--accent), #3CCF91 55%, var(--yellow) 150%);
  color: var(--ink);
}
.contact-card .eyebrow { color: rgba(7,17,31,.7); }
.contact-card h2 { max-width: 740px; margin-bottom: 18px; }
.contact-card p { max-width: 720px; margin-bottom: 0; color: rgba(7,17,31,.72); font-size: 17px; }
.contact-actions { min-width: 250px; display: grid; gap: 16px; }
.text-link { font-size: 13px; font-weight: 760; }
.text-link span { display: inline-block; margin-left: 5px; }

.site-footer { padding: 38px 0; border-top: 1px solid var(--line); }
.footer-wrap { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 34px; }
.footer-wrap p { margin: 0; color: var(--muted); font-size: 12px; }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@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; }
}

@media (max-width: 1080px) {
  .hero-layout, .split-layout, .privacy-layout { grid-template-columns: 1fr; }
  .hero-layout { gap: 72px; }
  .hero-copy { max-width: 800px; }
  .hero-visual { max-width: 760px; margin: 0 auto; }
  .split-layout { gap: 50px; }
  .privacy-layout { gap: 35px; }
  .founder-card { grid-template-columns: 155px 1fr; }
}

@media (max-width: 820px) {
  .section { padding: 88px 0; }
  .site-nav {
    position: fixed;
    inset: 76px 0 auto;
    padding: 22px 20px 30px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    background: rgba(48,50,56,.97);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(18px);
  }
  .site-nav.open { display: flex; }
  .site-nav > a:not(.button) { padding: 13px 4px; font-size: 16px; }
  .nav-toggle { width: 42px; height: 42px; padding: 10px; display: grid; align-content: center; gap: 5px; border: 1px solid var(--line); border-radius: 10px; background: rgba(255,255,255,.02); }
  .nav-toggle span:not(.sr-only) { height: 2px; background: var(--text); border-radius: 99px; }
  .hero { min-height: auto; padding-top: 135px; }
  .hero-proof, .three-column, .process-grid, .use-case-grid { grid-template-columns: 1fr 1fr; }
  .capability-grid, .founder-grid { grid-template-columns: 1fr; }
  .section-heading-row { align-items: start; flex-direction: column; gap: 8px; }
  .founder-card { grid-template-columns: 170px 1fr; }
  .contact-card { padding: 42px; align-items: start; flex-direction: column; }
  .footer-wrap { grid-template-columns: 1fr; gap: 14px; }
}

@media (max-width: 600px) {
  .container, .narrow { width: min(calc(100% - 28px), var(--max)); }
  .hero { padding-top: 118px; }
  h1 { font-size: 48px; }
  h2 { font-size: 38px; }
  .hero-lede { font-size: 18px; }
  .hero-proof, .three-column, .process-grid, .use-case-grid { grid-template-columns: 1fr; }
  .hero-proof { gap: 14px; }
  .visual-shell { transform: none; }
  .floating-card { display: none; }
  .map-stage { min-height: 380px; padding: 8px; }
  .position-card { left: 12px; bottom: 14px; }
  .visual-footer { flex-direction: column; align-items: flex-start; }
  .signal-row { grid-template-columns: 1fr; }
  .signal-row div { border-right: 0; border-bottom: 1px solid var(--line); }
  .signal-row div:last-child { border-bottom: 0; }
  .comparison-wrap { grid-template-columns: 1fr; }
  .comparison-head { display: none; }
  .comparison-row { display: grid; grid-template-columns: 1fr; }
  .comparison-row > div:first-child::before { content: "Traditional"; display: block; margin-bottom: 5px; color: #647D96; font-size: 10px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
  .comparison-row > div:nth-child(even) { border-left: 0; }
  .comparison-row > div:nth-child(even)::before { content: "infinAIte"; display: block; margin-bottom: 5px; color: var(--accent); font-size: 10px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
  .founder-card { grid-template-columns: 1fr; }
  .founder-portrait { min-height: 210px; border-right: 0; border-bottom: 1px solid var(--line); }
  .founder-story { align-items: flex-start; }
  .contact-card { padding: 32px 24px; }
  .contact-actions { min-width: 0; width: 100%; }
  .capability-visual { height: 220px; }
  .search-frame { transform: translateX(-50px) scale(.85); }
  .search-result { right: 18px; width: 130px; }
}


/* Navigation-app visual language */
h1, h2 { color: var(--accent); }
.eyebrow { color: var(--yellow); }
.site-header.scrolled {
  background: rgba(54, 57, 64, 0.92);
  border-color: var(--line);
}
.button {
  color: var(--ink);
  background: var(--accent);
  box-shadow: 0 12px 32px rgba(40, 188, 125, .18);
}
.button:hover { box-shadow: 0 18px 38px rgba(40, 188, 125, .27); }
.button-ghost {
  color: var(--text);
  background: var(--surface);
  border-color: var(--gray);
}
.button-ghost:hover { border-color: var(--accent); }
.visual-shell, .product-panel, .info-card, .process-card, .capability-card,
.use-case, .founder-card, .founder-story {
  background-color: var(--surface);
  border-color: var(--gray);
}
.visual-shell { background: rgba(66, 69, 77, .96); }
.map-stage {
  background:
    radial-gradient(circle at 70% 40%, rgba(246, 211, 101, .08), transparent 28%),
    linear-gradient(180deg, rgba(249,250,251,.018), transparent);
}
.floor-chip, .live-chip {
  color: var(--yellow);
  background: rgba(246, 211, 101, .10);
  border-color: rgba(246, 211, 101, .26);
}
.live-chip { color: var(--yellow); }
.card-number, .process-icon {
  color: var(--yellow);
  background: rgba(246, 211, 101, .08);
  border-color: rgba(246, 211, 101, .20);
}
.capability-copy > span, .founder-role, .use-case span { color: var(--yellow); }
.technology-section, .privacy-section { background: var(--bg-deep); }
.capability-visual { background: var(--bg); }
.comparison-infinaite {
  color: var(--ink);
  background: linear-gradient(135deg, var(--accent), var(--yellow));
}
.comparison-row > div:nth-child(even) { background: rgba(40,188,125,.045); }
.privacy-core {
  border-color: rgba(40,188,125,.42);
  background: radial-gradient(circle, rgba(40,188,125,.17), rgba(66,69,77,.98));
  box-shadow: 0 0 70px rgba(40,188,125,.12);
}
.contact-card {
  background:
    radial-gradient(circle at 90% 20%, rgba(246,211,101,.42), transparent 38%),
    linear-gradient(135deg, var(--accent), #3CCF91 55%, var(--yellow) 150%);
  color: var(--ink);
}
.contact-card h2 { color: var(--ink); }
.contact-card .eyebrow { color: rgba(36,40,43,.78); }
.contact-card p { color: rgba(36,40,43,.78); }
.button-light { background: var(--off-white, #F9FAFB); color: var(--ink); }
.founder-card { grid-template-columns: 220px 1fr; }
.founder-copy { padding: 32px; }
.founder-copy h3 { font-size: 25px; }
.founder-story { background: var(--surface); }
.story-mark { color: var(--yellow); }
.secondary-note, .deck-label { color: var(--secondary-muted); }

@media (max-width: 1080px) {
  .founder-card { grid-template-columns: 210px 1fr; }
}
@media (max-width: 820px) {
  .site-nav { background: rgba(54,57,64,.98); }
  .founder-card { grid-template-columns: 210px 1fr; }
}
@media (max-width: 600px) {
  .brand-logo { width: 148px; }
  .founder-card { grid-template-columns: 1fr; }
  .founder-portrait { border-right: 0; border-bottom: 1px solid var(--line); }
  .founder-portrait img { min-height: 0; height: 360px; }
  .founder-alina img { object-position: 50% 28%; }
  .founder-marcin img { object-position: 50% 30%; }
}


/* v3 semantic hero — replaces the map-led hero while preserving the established layout */
.hero-copy .hero-actions { margin-bottom: 0; }
.section-intro-secondary { margin-top: 20px; font-size: 17px; }
.semantic-shell { min-height: 610px; }
.semantic-stage {
  min-height: 500px;
  padding: 42px 28px 34px;
  display: grid;
  grid-template-columns: minmax(120px, 1fr) 50px minmax(155px, 1.18fr) 50px minmax(120px, 1fr);
  align-items: center;
  gap: 8px;
  background:
    radial-gradient(circle at 50% 50%, rgba(40,188,125,.13), transparent 32%),
    radial-gradient(circle at 82% 20%, rgba(246,211,101,.07), transparent 30%),
    linear-gradient(180deg, rgba(249,250,251,.018), transparent);
}
.semantic-column { display: grid; gap: 10px; align-content: center; }
.semantic-label {
  margin: 0 0 7px;
  color: var(--secondary-muted);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.evidence-tile, .output-tile, .query-chip {
  border: 1px solid var(--gray);
  border-radius: 12px;
  background: rgba(54,57,64,.78);
  box-shadow: 0 12px 26px rgba(0,0,0,.12);
}
.evidence-tile {
  min-height: 66px;
  padding: 11px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.evidence-tile div, .output-tile { display: grid; }
.evidence-tile small, .output-tile small, .query-chip span { color: var(--muted); font-size: 9px; }
.evidence-tile strong, .output-tile strong, .query-chip strong { font-size: 12px; line-height: 1.25; }
.tile-icon {
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  color: var(--yellow);
  border: 1px solid rgba(246,211,101,.22);
  border-radius: 9px;
  background: rgba(246,211,101,.07);
  font-size: 13px;
}
.output-tile { padding: 13px 14px; }
.output-tile.active {
  border-color: rgba(40,188,125,.5);
  background: rgba(40,188,125,.10);
  box-shadow: 0 0 30px rgba(40,188,125,.08);
}
.output-tile.active strong { color: var(--accent); }
.semantic-flow { display: grid; gap: 18px; align-content: center; }
.semantic-flow span {
  position: relative;
  height: 1px;
  background: linear-gradient(90deg, var(--secondary-muted), var(--accent));
  opacity: .55;
}
.semantic-flow span::after {
  content: "";
  position: absolute;
  right: -1px;
  top: -3px;
  width: 7px;
  height: 7px;
  border-top: 1px solid var(--accent);
  border-right: 1px solid var(--accent);
  transform: rotate(45deg);
}
.flow-right span { background: linear-gradient(90deg, var(--accent), var(--yellow)); }
.flow-right span::after { border-color: var(--yellow); }
.semantic-core-wrap { display: grid; justify-items: center; align-content: center; }
.semantic-core-wrap .semantic-label { justify-self: start; width: 100%; text-align: center; }
.semantic-core-visual {
  position: relative;
  width: 176px;
  height: 176px;
  display: grid;
  place-items: center;
}
.semantic-core-inner {
  position: relative;
  z-index: 3;
  width: 84px;
  height: 84px;
  display: grid;
  place-content: center;
  text-align: center;
  border: 1px solid rgba(40,188,125,.52);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(40,188,125,.28), rgba(66,69,77,.96) 70%);
  box-shadow: 0 0 54px rgba(40,188,125,.18);
}
.semantic-core-inner small { color: var(--muted); font-size: 9px; text-transform: uppercase; letter-spacing: .08em; }
.semantic-core-inner strong { color: var(--accent); font-size: 30px; line-height: 1; }
.semantic-orbit {
  position: absolute;
  inset: 13px;
  border: 1px solid rgba(100,125,150,.34);
  border-radius: 50%;
}
.semantic-orbit.orbit-b { inset: 31px 4px; transform: rotate(58deg); border-color: rgba(40,188,125,.26); }
.semantic-orbit.orbit-c { inset: 4px 31px; transform: rotate(-58deg); border-color: rgba(246,211,101,.20); }
.semantic-node {
  position: absolute;
  z-index: 4;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 14px currentColor;
}
.node-a { top: 21px; left: 84px; }
.node-b { right: 17px; top: 82px; background: var(--yellow); }
.node-c { bottom: 20px; left: 62px; background: var(--secondary-muted); }
.node-d { left: 20px; top: 65px; }
.query-chip { width: 100%; max-width: 170px; margin-top: 14px; padding: 10px 12px; display: grid; text-align: center; }
.semantic-footer { flex-wrap: wrap; }

@media (max-width: 1080px) {
  .semantic-shell { min-height: auto; }
}
@media (max-width: 700px) {
  .semantic-stage {
    min-height: auto;
    padding: 28px 18px;
    grid-template-columns: 1fr;
    gap: 22px;
  }
  .semantic-column { grid-template-columns: repeat(2, 1fr); }
  .semantic-column .semantic-label { grid-column: 1 / -1; }
  .semantic-flow { grid-template-columns: repeat(3, 1fr); gap: 12px; transform: rotate(90deg); width: 60px; justify-self: center; }
  .semantic-core-wrap { padding: 4px 0; }
  .semantic-footer { align-items: flex-start; }
}
@media (max-width: 430px) {
  .semantic-column { grid-template-columns: 1fr; }
  .semantic-column .semantic-label { grid-column: auto; }
}

/* V4 footer links */
.footer-meta { display: flex; align-items: center; gap: 22px; }
.footer-meta a { color: var(--muted); text-decoration: none; font-size: 13px; }
.footer-meta a:hover { color: var(--accent); }
@media (max-width: 640px) { .footer-meta { align-items: flex-end; flex-direction: column; gap: 6px; } }


/* CPO layout and supplied-graphic update */
.section-graphic,
.capability-image {
  display: block;
  width: 100%;
  height: auto;
}

.visual-image-only,
.product-graphic-wrap {
  min-width: 0;
}

.hero-graphic,
.product-graphic,
.privacy-graphic,
.use-cases-graphic {
  filter: none;
}

.product-graphic-wrap {
  display: grid;
  place-items: center;
}

.process-card {
  display: flex;
  flex-direction: column;
  min-height: 520px;
}

.process-graphic {
  margin-top: auto;
  padding-top: 24px;
}

.capability-image-visual {
  height: auto;
  background: transparent;
}

.capability-image {
  aspect-ratio: 1672 / 941;
  object-fit: contain;
}

.use-case-graphic-wrap {
  margin-top: 56px;
}

.privacy-image-wrap {
  min-height: 0;
}

@media (max-width: 1080px) {
  .product-graphic-wrap,
  .privacy-image-wrap {
    width: min(100%, 820px);
    margin-inline: auto;
  }
}

@media (max-width: 820px) {
  .process-card { min-height: 0; }
  .use-case-graphic-wrap { margin-top: 42px; }
}

/* Separate Value Proposition cards and How We Differ comparison */
.value-section {
  background: linear-gradient(180deg, transparent, rgba(246,211,101,.035), transparent);
}
.value-grid {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.value-card {
  min-height: 220px;
  padding: 30px;
  border: 1px solid var(--gray);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,.012));
}
.value-card h3 {
  margin: 0 0 16px;
}
.value-card p {
  margin: 0;
  color: var(--muted);
}

@media (max-width: 600px) {
  .value-grid { grid-template-columns: 1fr; }
  .value-card { min-height: 0; }
}


/* Unified page background — keep the hero/header treatment, remove section-level color glows */
body {
  background: var(--bg-deep);
}

.hero {
  background: var(--bg);
}

main > .section:not(.hero) {
  background: var(--bg-deep);
}

/* Solid page background and distinct solid navigation header */
body {
  background: var(--bg-deep);
}

.site-header,
.site-header.scrolled {
  background: var(--bg);
  border-bottom-color: var(--line);
  backdrop-filter: none;
}

.site-header .button,
.site-header .button:hover {
  box-shadow: none;
}

.hero,
main > .section {
  background: var(--bg-deep);
}

.hero::before,
.hero-glow {
  display: none;
}

@media (max-width: 820px) {
  .site-nav {
    background: var(--bg);
    backdrop-filter: none;
  }
}