:root {
  --ink: #071a21;
  --ink-2: #0b2730;
  --ink-3: #113844;
  --paper: #f3f7f5;
  --paper-2: #e8f0ed;
  --white: #ffffff;
  --muted: #a8bbc0;
  --text: #19343b;
  --teal: #37d7b2;
  --teal-2: #92efd9;
  --gold: #d8b66d;
  --blue: #61aaf2;
  --orange: #ef9b65;
  --danger: #ff8b85;
  --line: rgba(255,255,255,.12);
  --shadow: 0 24px 70px rgba(4, 22, 29, .18);
  --radius: 28px;
  --radius-sm: 17px;
  --max: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Tahoma, "Segoe UI", Arial, sans-serif;
  color: var(--text);
  background: var(--paper);
  line-height: 1.85;
  text-rendering: optimizeLegibility;
}
body.nav-open { overflow: hidden; }
a { color: inherit; }
button, input { font: inherit; }
button { cursor: pointer; }
::selection { background: var(--teal); color: var(--ink); }

.skip-link {
  position: fixed;
  inset-inline-start: 16px;
  top: -80px;
  z-index: 200;
  padding: 10px 16px;
  border-radius: 10px;
  background: var(--teal);
  color: var(--ink);
  text-decoration: none;
  transition: top .2s ease;
}
.skip-link:focus { top: 16px; }

.progress {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 150;
  height: 3px;
  background: rgba(255,255,255,.08);
}
.progress > span {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--gold), var(--teal));
}

.nav {
  position: fixed;
  top: 3px;
  inset-inline: 0;
  z-index: 100;
  background: rgba(7, 26, 33, .82);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
  color: var(--white);
}
.nav-inner {
  width: min(var(--max), calc(100% - 40px));
  height: 76px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  white-space: nowrap;
}
.brand-mark {
  width: 39px;
  aspect-ratio: 1;
  border: 1px solid rgba(146,239,217,.5);
  border-radius: 12px;
  display: grid;
  place-items: center;
  color: var(--teal-2);
  font-weight: 800;
  font-size: 12px;
  letter-spacing: .04em;
  background: linear-gradient(145deg, rgba(55,215,178,.15), rgba(255,255,255,.03));
  box-shadow: inset 0 0 22px rgba(55,215,178,.1);
}
.brand strong { display: block; font-size: 15px; line-height: 1.3; }
.brand small { display: block; color: var(--muted); font-size: 10px; letter-spacing: .08em; direction: ltr; text-align: right; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  padding: 9px 11px;
  border-radius: 10px;
  color: #dce8e8;
  text-decoration: none;
  font-size: 13px;
  transition: background .2s ease, color .2s ease;
}
.nav-links a:hover, .nav-links a:focus-visible { background: rgba(255,255,255,.07); color: var(--white); outline: none; }
.nav-links a.is-active { background: rgba(55,215,178,.14); color: var(--teal-2); }
.nav-cta { border: 1px solid rgba(55,215,178,.42); color: var(--teal-2) !important; }
.menu-btn {
  display: none;
  width: 43px;
  height: 43px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
  color: var(--white);
  font-size: 20px;
}

.hero {
  min-height: 920px;
  padding: 150px 0 90px;
  position: relative;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 18% 25%, rgba(55,215,178,.18), transparent 27%),
    radial-gradient(circle at 86% 78%, rgba(97,170,242,.13), transparent 28%),
    linear-gradient(145deg, #06171d 0%, #0a2730 58%, #071b23 100%);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .14;
  background-image:
    linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
}
.orb {
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  border: 1px solid rgba(55,215,178,.16);
  top: 110px;
  left: -220px;
  box-shadow: 0 0 0 55px rgba(55,215,178,.025), 0 0 0 110px rgba(55,215,178,.018);
  pointer-events: none;
}
.container { width: min(var(--max), calc(100% - 40px)); margin-inline: auto; position: relative; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  gap: clamp(44px, 7vw, 92px);
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 18px;
  color: var(--teal-2);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .03em;
}
.eyebrow::before { content: ""; width: 32px; height: 1px; background: var(--teal); }
.hero h1 {
  margin: 0;
  max-width: 730px;
  font-size: clamp(42px, 6vw, 78px);
  line-height: 1.28;
  letter-spacing: -.045em;
}
.hero h1 em { color: var(--teal-2); font-style: normal; }
.lead {
  max-width: 700px;
  margin: 24px 0 0;
  color: #c2d3d5;
  font-size: clamp(16px, 2vw, 20px);
  line-height: 2;
}
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 51px;
  padding: 10px 20px;
  border-radius: 14px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 750;
  font-size: 14px;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--teal); color: var(--ink); box-shadow: 0 14px 35px rgba(55,215,178,.2); }
.btn-secondary { border-color: rgba(255,255,255,.2); color: var(--white); background: rgba(255,255,255,.04); }
.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 22px;
  margin-top: 30px;
  color: #acc2c6;
  font-size: 12px;
}
.hero-proof span::before { content: "●"; color: var(--gold); margin-left: 7px; font-size: 9px; }

.hero-panel {
  position: relative;
  min-height: 570px;
  display: grid;
  place-items: center;
}
.network-card {
  width: min(100%, 480px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 32px;
  padding: 26px;
  background: linear-gradient(145deg, rgba(255,255,255,.09), rgba(255,255,255,.025));
  box-shadow: 0 35px 90px rgba(0,0,0,.28);
  backdrop-filter: blur(16px);
  position: relative;
}
.panel-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 22px; }
.panel-head strong { font-size: 13px; }
.live { display: inline-flex; align-items: center; gap: 6px; color: var(--teal-2); font-size: 10px; direction: ltr; }
.live::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 5px rgba(55,215,178,.11); }
.domain {
  padding: 16px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 20px;
  background: rgba(3,19,25,.5);
}
.domain-title { display: flex; justify-content: space-between; gap: 12px; align-items: center; font-size: 12px; }
.domain-title span { color: var(--muted); font-size: 10px; direction: ltr; }
.service-row { display: grid; grid-template-columns: repeat(4,1fr); gap: 8px; margin-top: 14px; }
.service {
  min-height: 72px;
  display: grid;
  place-items: center;
  text-align: center;
  border-radius: 13px;
  border: 1px solid rgba(255,255,255,.09);
  background: rgba(255,255,255,.035);
  font-size: 10px;
  color: #cfe0e2;
}
.service b { display: block; margin-bottom: 3px; color: var(--teal-2); font-size: 14px; direction: ltr; }
.federation-line { height: 68px; display: grid; place-items: center; position: relative; }
.federation-line::before { content: ""; position: absolute; width: 2px; height: 100%; background: linear-gradient(var(--teal), var(--blue)); opacity: .55; }
.federation-line span { z-index: 1; padding: 5px 10px; border-radius: 999px; background: #12343d; border: 1px solid rgba(146,239,217,.25); color: var(--teal-2); font-size: 9px; direction: ltr; }
.domain.remote { opacity: .72; }
.media-note { margin-top: 15px; display: flex; gap: 8px; align-items: start; color: #9eb4b8; font-size: 9px; line-height: 1.7; }
.media-note b { color: var(--gold); font-size: 13px; }
.float-tag {
  position: absolute;
  padding: 9px 12px;
  border-radius: 12px;
  background: #f0f8f5;
  color: var(--ink);
  box-shadow: var(--shadow);
  font-size: 10px;
  font-weight: 750;
}
.tag-a { top: 15%; right: -18px; }
.tag-b { bottom: 15%; left: -18px; }

.trust-strip {
  margin-top: 82px;
  display: grid;
  grid-template-columns: repeat(4,1fr);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 20px;
  overflow: hidden;
  background: rgba(255,255,255,.035);
}
.trust-item { padding: 18px; text-align: center; border-inline-start: 1px solid rgba(255,255,255,.1); }
.trust-item:first-child { border-inline-start: 0; }
.trust-item strong { display: block; color: var(--white); font-size: 13px; }
.trust-item span { color: var(--muted); font-size: 10px; }

section { padding: 100px 0; }
.section-dark { color: var(--white); background: var(--ink); }
.section-soft { background: var(--paper-2); }
.section-head { max-width: 780px; margin-bottom: 48px; }
.kicker { display: block; margin-bottom: 10px; color: #197c69; font-size: 12px; font-weight: 800; letter-spacing: .06em; }
.section-dark .kicker { color: var(--teal-2); }
.section-head h2 { margin: 0; color: var(--ink); font-size: clamp(30px, 4vw, 51px); line-height: 1.45; letter-spacing: -.035em; }
.section-dark .section-head h2 { color: var(--white); }
.section-head p { margin: 16px 0 0; color: #536c72; font-size: 16px; }
.section-dark .section-head p { color: #a9bec2; }

.positioning {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 58px;
  align-items: center;
}
.quote-card {
  min-height: 390px;
  padding: 38px;
  border-radius: var(--radius);
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(55,215,178,.13), transparent 50%),
    var(--ink-2);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.quote-mark { color: var(--gold); font-size: 70px; line-height: 1; font-family: Georgia, serif; }
.quote-card blockquote { margin: 0; font-size: clamp(24px, 3vw, 37px); line-height: 1.7; font-weight: 800; }
.quote-card small { color: var(--muted); }
.position-copy h2 { margin: 0 0 20px; color: var(--ink); font-size: clamp(30px,4vw,50px); line-height: 1.45; }
.position-copy p { color: #526a70; font-size: 16px; }
.micro-flow { margin-top: 28px; display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.micro-flow span { padding: 8px 12px; border-radius: 10px; color: var(--ink); background: var(--white); border: 1px solid #dbe7e3; font-size: 11px; font-weight: 700; }
.micro-flow i { color: #5d8780; font-style: normal; }

.value-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.value-card {
  min-height: 275px;
  padding: 24px;
  border-radius: 22px;
  border: 1px solid rgba(255,255,255,.1);
  background: linear-gradient(160deg, rgba(255,255,255,.065), rgba(255,255,255,.018));
  transition: transform .25s ease, border-color .25s ease;
}
.value-card:hover { transform: translateY(-5px); border-color: rgba(55,215,178,.4); }
.num { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 11px; background: rgba(55,215,178,.11); color: var(--teal-2); font-size: 11px; direction: ltr; }
.value-card h3 { margin: 25px 0 10px; color: var(--white); font-size: 17px; line-height: 1.7; }
.value-card p { margin: 0; color: #9fb6ba; font-size: 12px; }

.cap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.cap-card {
  position: relative;
  overflow: hidden;
  padding: 27px;
  border-radius: 24px;
  border: 1px solid #dce7e4;
  background: rgba(255,255,255,.82);
  box-shadow: 0 14px 45px rgba(9,42,49,.07);
}
.cap-card::after { content: ""; position: absolute; width: 140px; height: 140px; border-radius: 50%; top: -80px; left: -65px; background: var(--accent, var(--teal)); opacity: .09; }
.cap-top { display: flex; justify-content: space-between; align-items: start; gap: 12px; }
.cap-icon { width: 48px; height: 48px; border-radius: 15px; display: grid; place-items: center; color: var(--ink); background: color-mix(in srgb, var(--accent, var(--teal)) 20%, white); font-weight: 900; direction: ltr; }
.status-chip { padding: 5px 8px; border-radius: 999px; font-size: 9px; font-weight: 800; white-space: nowrap; background: #e9f6f2; color: #136b59; }
.status-chip.target { background: #edf2fa; color: #3c6591; }
.cap-card h3 { margin: 21px 0 8px; color: var(--ink); font-size: 21px; }
.cap-card > p { margin: 0 0 20px; min-height: 78px; color: #5a7177; font-size: 13px; }
.cap-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.cap-list li { position: relative; padding-right: 16px; color: #2a4b52; font-size: 11px; }
.cap-list li::before { content: ""; position: absolute; right: 0; top: .85em; width: 6px; height: 6px; border-radius: 2px; background: var(--accent, var(--teal)); transform: rotate(45deg); }
.card-chat { --accent: #37d7b2; }
.card-voice { --accent: #61aaf2; }
.card-video { --accent: #d8b66d; }
.card-work { --accent: #a58cec; }
.card-ai { --accent: #ef9b65; }
.card-federation { --accent: #6dd2da; }

.context-flow {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: stretch;
  gap: 10px;
}
.flow-step {
  padding: 24px 18px;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,.11);
  background: rgba(255,255,255,.04);
}
.flow-step b { color: var(--gold); direction: ltr; font-size: 11px; }
.flow-step h3 { margin: 12px 0 7px; font-size: 15px; }
.flow-step p { margin: 0; color: #9eb5b9; font-size: 11px; }

.security-wrap {
  display: grid;
  grid-template-columns: .78fr 1.22fr;
  gap: 34px;
  align-items: stretch;
}
.mode-selector {
  padding: 25px;
  border: 1px solid #d7e4e0;
  border-radius: 24px;
  background: var(--white);
}
.mode-selector h3 { margin: 0 0 8px; font-size: 20px; }
.mode-selector > p { margin: 0 0 18px; color: #647a7f; font-size: 12px; }
.mode-btn {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-top: 9px;
  padding: 15px;
  border-radius: 14px;
  border: 1px solid #dce7e4;
  background: #f8faf9;
  color: var(--text);
  text-align: right;
}
.mode-btn small { color: #6c8287; }
.mode-btn[aria-selected="true"] { border-color: var(--teal); background: #e9f8f3; box-shadow: 0 0 0 3px rgba(55,215,178,.1); }
.mode-output {
  position: relative;
  overflow: hidden;
  padding: 34px;
  border-radius: 24px;
  color: var(--white);
  background: var(--ink-2);
  box-shadow: var(--shadow);
}
.mode-output::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 10% 15%, rgba(55,215,178,.2), transparent 35%); pointer-events: none; }
.mode-output h3 { position: relative; margin: 0; font-size: 26px; }
.mode-output > p { position: relative; color: #b6c9cc; }
.mode-matrix { position: relative; display: grid; grid-template-columns: repeat(2,1fr); gap: 10px; margin-top: 24px; }
.mode-fact { padding: 15px; border-radius: 14px; border: 1px solid rgba(255,255,255,.1); background: rgba(255,255,255,.04); }
.mode-fact span { display: block; color: var(--muted); font-size: 9px; }
.mode-fact strong { display: block; margin-top: 5px; color: var(--white); font-size: 12px; }
.security-layers { display: grid; grid-template-columns: repeat(5, 1fr); gap: 11px; margin-top: 25px; }
.security-layer { padding: 17px 13px; text-align: center; border-radius: 16px; border: 1px solid #d9e5e2; background: rgba(255,255,255,.75); }
.security-layer b { display: block; color: #167862; font-size: 11px; }
.security-layer span { color: #62787e; font-size: 9px; }

.architecture-shell {
  padding: clamp(22px,4vw,42px);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 30px;
  background: linear-gradient(150deg, rgba(255,255,255,.06), rgba(255,255,255,.018));
  box-shadow: 0 30px 80px rgba(0,0,0,.2);
}
.arch-legend { display: flex; flex-wrap: wrap; gap: 15px; margin-bottom: 28px; color: #a9bec2; font-size: 10px; }
.arch-legend span::before { content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 2px; margin-left: 6px; background: var(--dot); }
.arch-legend .proven { --dot: var(--teal); }
.arch-legend .target { --dot: var(--blue); }
.arch-legend .gate { --dot: var(--gold); }
.arch-stack { display: grid; gap: 13px; }
.arch-row { display: grid; grid-template-columns: 145px 1fr; gap: 13px; align-items: stretch; }
.arch-label { display: grid; place-items: center; padding: 12px; border-radius: 14px; border: 1px solid rgba(255,255,255,.1); color: var(--muted); font-size: 10px; text-align: center; }
.arch-items { display: grid; grid-template-columns: repeat(var(--cols,4),1fr); gap: 9px; }
.arch-node { min-height: 68px; display: grid; place-items: center; padding: 11px; border-radius: 14px; text-align: center; color: #dbe9e9; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.11); font-size: 10px; }
.arch-node b { display: block; color: var(--teal-2); direction: ltr; font-size: 11px; }
.arch-node.target b { color: #9ecbfa; }
.arch-node.gate b { color: #eed18f; }
.arch-connector { text-align: center; height: 26px; color: var(--teal); font-size: 16px; line-height: 26px; }
.fed-lanes { display: grid; grid-template-columns: 1fr 62px 1fr; gap: 12px; align-items: center; margin-top: 28px; }
.fed-domain { padding: 22px; border-radius: 20px; border: 1px solid rgba(255,255,255,.13); background: rgba(255,255,255,.035); }
.fed-domain strong { display: block; margin-bottom: 6px; }
.fed-domain span { color: #97afb4; font-size: 10px; }
.lane { display: grid; gap: 9px; text-align: center; color: var(--muted); font-size: 8px; }
.lane i { display: block; height: 2px; background: linear-gradient(90deg, var(--teal), var(--blue)); position: relative; }
.lane i:last-of-type { background: linear-gradient(90deg, var(--gold), var(--orange)); }
.arch-note { margin: 24px 0 0; padding: 15px 17px; border-radius: 15px; border: 1px solid rgba(216,182,109,.24); background: rgba(216,182,109,.07); color: #ccbfa4; font-size: 10px; }

.kernel-flow { display: grid; grid-template-columns: repeat(6,1fr); gap: 9px; }
.kernel-step { padding: 18px 12px; min-height: 142px; border-radius: 18px; border: 1px solid #d9e6e2; background: var(--white); }
.kernel-step b { display: inline-grid; place-items: center; width: 29px; height: 29px; border-radius: 9px; background: var(--ink); color: var(--teal-2); direction: ltr; font-size: 10px; }
.kernel-step h3 { margin: 15px 0 6px; font-size: 13px; }
.kernel-step p { margin: 0; color: #687d82; font-size: 9px; }
.boundary-note { margin-top: 24px; padding: 20px; border-radius: 18px; background: #dfeae7; color: #36545b; font-size: 11px; }
.boundary-note strong { color: var(--ink); }

.industry-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 15px; }
.industry-card { min-height: 210px; padding: 24px; border-radius: 22px; border: 1px solid #dbe6e3; background: rgba(255,255,255,.75); }
.industry-card .mono { color: #1a806c; font-size: 10px; font-weight: 900; direction: ltr; }
.industry-card h3 { margin: 18px 0 8px; color: var(--ink); font-size: 17px; }
.industry-card p { margin: 0; color: #61777c; font-size: 11px; }

.maturity-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 13px; }
.maturity-card { padding: 22px; border-radius: 20px; border: 1px solid rgba(255,255,255,.11); background: rgba(255,255,255,.04); }
.maturity-card h3 { margin: 0 0 12px; color: var(--white); font-size: 16px; }
.maturity-state { display: flex; align-items: center; gap: 7px; color: var(--teal-2); font-size: 10px; font-weight: 800; }
.maturity-state::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.maturity-card p { color: #9fb5ba; font-size: 10px; }
.maturity-card ul { margin: 14px 0 0; padding: 0; list-style: none; display: grid; gap: 6px; }
.maturity-card li { color: #c3d1d3; font-size: 9px; padding-right: 12px; position: relative; }
.maturity-card li::before { content: "—"; position: absolute; right: 0; color: var(--gold); }
.honesty { margin-top: 22px; padding: 18px; border-radius: 16px; background: rgba(255,139,133,.08); border: 1px solid rgba(255,139,133,.18); color: #d7c1c0; font-size: 10px; }

.cta-section { padding: 0 0 100px; background: var(--paper); }
.cta-box {
  position: relative;
  overflow: hidden;
  padding: clamp(34px, 7vw, 76px);
  border-radius: 32px;
  color: var(--white);
  background:
    radial-gradient(circle at 12% 20%, rgba(55,215,178,.19), transparent 33%),
    linear-gradient(130deg, #0b2932, #071a21);
  box-shadow: var(--shadow);
}
.cta-box::after { content: ""; position: absolute; width: 320px; height: 320px; border: 1px solid rgba(255,255,255,.08); border-radius: 50%; left: -120px; bottom: -200px; box-shadow: 0 0 0 50px rgba(255,255,255,.02), 0 0 0 100px rgba(255,255,255,.015); }
.cta-content { position: relative; z-index: 1; max-width: 760px; }
.cta-box h2 { margin: 0; font-size: clamp(30px, 4.5vw, 56px); line-height: 1.45; }
.cta-box p { color: #b6c9cc; font-size: 15px; }
.cta-meta { margin-top: 20px; color: #91aaaf; font-size: 10px; }

footer { padding: 45px 0; color: #91a9ad; background: #05151b; }
.footer-grid { display: flex; justify-content: space-between; gap: 28px; align-items: center; }
.footer-copy { max-width: 650px; font-size: 10px; }
.footer-badge { padding: 10px 13px; border: 1px solid rgba(255,255,255,.12); border-radius: 12px; direction: ltr; color: var(--teal-2); font-size: 10px; white-space: nowrap; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .65s ease, transform .65s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }

@media (max-width: 1050px) {
  .hero-grid, .positioning, .security-wrap { grid-template-columns: 1fr; }
  .hero { padding-top: 135px; }
  .hero-panel { min-height: 520px; }
  .value-grid { grid-template-columns: repeat(3,1fr); }
  .cap-grid { grid-template-columns: repeat(2,1fr); }
  .context-flow { grid-template-columns: repeat(3,1fr); }
  .security-layers { grid-template-columns: repeat(3,1fr); }
  .kernel-flow { grid-template-columns: repeat(3,1fr); }
  .industry-grid, .maturity-grid { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 780px) {
  .nav-inner { height: 66px; width: min(var(--max), calc(100% - 28px)); }
  .menu-btn { display: grid; place-items: center; }
  .nav-links {
    position: fixed;
    top: 69px;
    inset-inline: 0;
    height: calc(100vh - 69px);
    padding: 28px;
    background: rgba(5,21,27,.98);
    display: none;
    flex-direction: column;
    align-items: stretch;
  }
  .nav-open .nav-links { display: flex; }
  .nav-links a { padding: 14px; border-bottom: 1px solid var(--line); font-size: 15px; }
  .hero { min-height: auto; padding: 120px 0 70px; }
  .hero h1 { font-size: clamp(39px, 12vw, 58px); }
  .hero-panel { min-height: 480px; }
  .tag-a { right: 0; }
  .tag-b { left: 0; }
  .trust-strip { grid-template-columns: repeat(2,1fr); margin-top: 45px; }
  .trust-item:nth-child(3) { border-inline-start: 0; border-top: 1px solid rgba(255,255,255,.1); }
  .trust-item:nth-child(4) { border-top: 1px solid rgba(255,255,255,.1); }
  section { padding: 74px 0; }
  .value-grid, .cap-grid, .context-flow, .security-layers, .industry-grid, .maturity-grid { grid-template-columns: 1fr; }
  .cap-card > p { min-height: 0; }
  .mode-matrix { grid-template-columns: 1fr; }
  .arch-row { grid-template-columns: 1fr; }
  .arch-items { grid-template-columns: repeat(2,1fr); }
  .fed-lanes { grid-template-columns: 1fr; }
  .lane { padding: 10px 0; }
  .kernel-flow { grid-template-columns: repeat(2,1fr); }
  .footer-grid { flex-direction: column; align-items: start; }
}

@media (max-width: 480px) {
  .container { width: min(var(--max), calc(100% - 24px)); }
  .brand small { display: none; }
  .hero-panel { min-height: 440px; }
  .network-card { padding: 17px; border-radius: 24px; }
  .service-row { grid-template-columns: repeat(2,1fr); }
  .service { min-height: 58px; }
  .trust-strip { grid-template-columns: 1fr; }
  .trust-item { border-inline-start: 0; border-top: 1px solid rgba(255,255,255,.1); }
  .trust-item:first-child { border-top: 0; }
  .actions { flex-direction: column; }
  .btn { width: 100%; }
  .quote-card { min-height: 330px; padding: 28px; }
  .kernel-flow, .arch-items { grid-template-columns: 1fr; }
}

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