:root {
  --color-bg: #06100f;
  --color-surface: #0b1b1a;
  --color-surface-alt: #102624;
  --color-text: #e8f6f1;
  --color-muted: #93aaa3;
  --color-primary: #47f0a5;
  --color-primary-dark: #16a86f;
  --color-secondary: #78d7ff;
  --color-accent: #f1c35f;
  --color-danger: #ff6b6b;
  --color-border: #21443f;
  --font-heading: "Inter", "Segoe UI", system-ui, sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;
  --shadow-soft: 0 24px 80px rgba(0, 0, 0, .35);
  --shadow-signal: 0 0 0 1px rgba(71, 240, 165, .16), 0 0 36px rgba(71, 240, 165, .08);
  --container: min(1180px, calc(100% - 40px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background:
    linear-gradient(90deg, rgba(71,240,165,.035) 1px, transparent 1px) 0 0 / 42px 42px,
    linear-gradient(rgba(71,240,165,.025) 1px, transparent 1px) 0 0 / 42px 42px,
    radial-gradient(circle at 12% 8%, rgba(120,215,255,.13), transparent 31rem),
    radial-gradient(circle at 90% 12%, rgba(71,240,165,.13), transparent 27rem),
    var(--color-bg);
  line-height: 1.65;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .18;
  background: repeating-linear-gradient(0deg, transparent 0 9px, rgba(232,246,241,.05) 10px 11px);
  z-index: 0;
}

body > * { position: relative; z-index: 1; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-secondary); text-underline-offset: 4px; }
a:hover { color: var(--color-primary); }

.container { width: var(--container); margin: 0 auto; }
.skip-link {
  position: absolute;
  left: -999px;
  top: 12px;
  background: var(--color-primary);
  color: #00110c;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  z-index: 99;
}
.skip-link:focus { left: 12px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(71,240,165,.16);
  background: rgba(6,16,15,.82);
  backdrop-filter: blur(18px);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 76px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--color-text);
  font: 800 1.05rem/1 var(--font-heading);
  text-decoration: none;
  letter-spacing: .02em;
}
.logo-mark {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(71,240,165,.46);
  border-radius: 50% 50% 42% 58%;
  display: grid;
  place-items: center;
  color: var(--color-primary);
  box-shadow: inset 0 0 22px rgba(71,240,165,.12), 0 0 22px rgba(71,240,165,.08);
}
.logo-mark::before {
  content: "AI";
  font: 800 .72rem/1 var(--font-mono);
}
.logo small {
  display: block;
  color: var(--color-muted);
  font: 500 .68rem/1.2 var(--font-mono);
  letter-spacing: .08em;
  margin-top: 4px;
}
.nav-list {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0;
  margin: 0;
  list-style: none;
}
.nav-list a {
  color: var(--color-muted);
  text-decoration: none;
  padding: 10px 12px;
  border-radius: 999px;
  font-size: .94rem;
}
.nav-list a[aria-current="page"], .nav-list a:hover {
  color: var(--color-text);
  background: rgba(71,240,165,.08);
}
.header-cta { display: flex; gap: 10px; }

main { overflow: hidden; }
.section { padding: 88px 0; }
.section.compact { padding: 54px 0; }
.section-grid {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(320px, 1.1fr);
  gap: 54px;
  align-items: start;
}
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  color: var(--color-primary);
  font: 700 .76rem/1 var(--font-mono);
  letter-spacing: .12em;
  text-transform: uppercase;
}
.kicker::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 18px var(--color-primary);
}
h1, h2, h3 {
  margin: 0;
  font-family: var(--font-heading);
  letter-spacing: -.035em;
  line-height: 1.08;
}
h1 { font-size: clamp(2.45rem, 7vw, 6.5rem); max-width: 1000px; }
h2 { font-size: clamp(2rem, 4vw, 4.1rem); max-width: 900px; }
h3 { font-size: clamp(1.18rem, 2vw, 1.65rem); }
p { margin: 0; }
.lead {
  color: var(--color-muted);
  font-size: clamp(1.07rem, 1.7vw, 1.35rem);
  max-width: 820px;
}
.muted { color: var(--color-muted); }
.mono { font-family: var(--font-mono); }
.text-stack { display: grid; gap: 18px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  text-decoration: none;
  color: var(--color-text);
  background: rgba(232,246,241,.04);
  font-weight: 800;
  transition: transform .18s ease, background .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.btn:hover {
  transform: translateY(-2px);
  color: var(--color-text);
  border-color: rgba(71,240,165,.42);
  box-shadow: var(--shadow-signal);
}
.btn-primary {
  color: #00130d;
  background: linear-gradient(135deg, var(--color-primary), #bafbd8);
  border-color: transparent;
}
.btn-primary:hover { color: #00130d; }
.btn-secondary {
  border-color: rgba(120,215,255,.32);
  background: rgba(120,215,255,.07);
}
.btn-ghost { border-color: transparent; background: transparent; color: var(--color-muted); }
.btn-small { min-height: 38px; padding: 8px 13px; font-size: .88rem; }

.hero {
  min-height: calc(100vh - 76px);
  display: grid;
  align-items: center;
  padding: 72px 0 82px;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, .72fr);
  gap: 44px;
  align-items: center;
}
.hero-copy { display: grid; gap: 26px; }
.hero-title span {
  color: transparent;
  -webkit-text-stroke: 1px rgba(71,240,165,.72);
  text-shadow: 0 0 42px rgba(71,240,165,.18);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.hero-proof {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}
.proof-chip {
  min-height: 92px;
  padding: 14px;
  border: 1px solid rgba(71,240,165,.18);
  background: linear-gradient(180deg, rgba(16,38,36,.76), rgba(11,27,26,.58));
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
}
.proof-chip strong { display: block; font: 800 1.3rem/1 var(--font-mono); color: var(--color-primary); margin-bottom: 8px; }
.proof-chip small { color: var(--color-muted); display: block; line-height: 1.35; }

.soc-console {
  position: relative;
  padding: 18px;
  border: 1px solid rgba(71,240,165,.28);
  background:
    linear-gradient(135deg, rgba(71,240,165,.08), transparent 36%),
    rgba(6,16,15,.72);
  box-shadow: var(--shadow-soft), inset 0 0 0 1px rgba(232,246,241,.03);
  border-radius: var(--radius-lg);
}
.soc-console::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(120deg, rgba(71,240,165,.6), transparent 22%, transparent 78%, rgba(120,215,255,.5));
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  padding: 1px;
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}
.console-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(71,240,165,.16);
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--color-muted);
}
.console-dots { display: flex; gap: 6px; }
.console-dots i { width: 8px; height: 8px; border-radius: 50%; background: var(--color-primary); opacity: .75; }
.console-dots i:nth-child(2) { background: var(--color-accent); }
.console-dots i:nth-child(3) { background: var(--color-secondary); }
.console-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  padding-top: 18px;
}
.console-radar-wrap { min-height: 330px; position: relative; display: grid; place-items: center; }

.threat-radar {
  position: relative;
  width: min(340px, 78vw);
  aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle, transparent 0 18%, rgba(71,240,165,.12) 18.2% 18.8%, transparent 19% 36%, rgba(71,240,165,.1) 36.2% 36.8%, transparent 37% 58%, rgba(120,215,255,.13) 58.2% 58.7%, transparent 59%),
    conic-gradient(from 22deg, rgba(71,240,165,.28), rgba(71,240,165,0) 70deg, rgba(71,240,165,0));
  border: 1px solid rgba(71,240,165,.22);
  box-shadow: inset 0 0 60px rgba(71,240,165,.08), 0 0 38px rgba(71,240,165,.08);
  overflow: hidden;
}
.threat-radar::before,
.threat-radar::after {
  content: "";
  position: absolute;
  inset: 50% auto auto 50%;
  transform-origin: 0 0;
  background: var(--color-primary);
}
.threat-radar::before { width: 50%; height: 1px; opacity: .54; animation: sweep 7s linear infinite; }
.threat-radar::after { width: 1px; height: 50%; opacity: .18; }
.radar-node {
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--color-secondary);
  box-shadow: 0 0 18px currentColor;
}
.radar-node.n1 { left: 62%; top: 24%; color: var(--color-primary); }
.radar-node.n2 { left: 30%; top: 53%; color: var(--color-accent); }
.radar-node.n3 { left: 72%; top: 68%; color: var(--color-secondary); }
.radar-core {
  position: absolute;
  inset: 38%;
  border-radius: 50% 50% 44% 56%;
  border: 1px solid rgba(71,240,165,.5);
  display: grid;
  place-items: center;
  background: rgba(6,16,15,.74);
  font: 900 .88rem/1 var(--font-mono);
  color: var(--color-primary);
}
@keyframes sweep { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

.signal-ledger {
  display: grid;
  gap: 8px;
}
.ledger-row {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 10px 12px;
  border: 1px solid rgba(71,240,165,.12);
  background: rgba(232,246,241,.035);
  border-radius: 12px;
  font: .78rem/1.25 var(--font-mono);
}
.ledger-row b { color: var(--color-primary); font-weight: 800; }
.ledger-row span { color: var(--color-muted); }
.ledger-row em { font-style: normal; color: var(--color-accent); }

.diagonal-panel {
  border: 1px solid var(--color-border);
  background: linear-gradient(135deg, rgba(16,38,36,.86), rgba(11,27,26,.72));
  clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 28px 100%, 0 calc(100% - 28px));
  padding: 30px;
  box-shadow: var(--shadow-soft);
}
.panel-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.matrix-card,
.field-card,
.scenario-card,
.faq-card,
.contact-card {
  border: 1px solid rgba(71,240,165,.15);
  background: rgba(16,38,36,.62);
  padding: 24px;
  border-radius: var(--radius-md);
}
.matrix-card { min-height: 250px; display: grid; gap: 16px; align-content: start; }
.matrix-card:nth-child(even) { transform: translateY(28px); background: rgba(120,215,255,.055); }
.matrix-card .code {
  color: var(--color-primary);
  font: 800 .76rem/1 var(--font-mono);
  letter-spacing: .08em;
}
.matrix-card p, .field-card p, .scenario-card p, .faq-card p { color: var(--color-muted); }

.neural-lock {
  position: relative;
  border: 1px solid rgba(71,240,165,.2);
  background:
    linear-gradient(90deg, rgba(71,240,165,.06) 1px, transparent 1px) 0 0 / 22px 22px,
    rgba(6,16,15,.6);
  border-radius: var(--radius-lg);
  padding: 26px;
  overflow: hidden;
}
.neural-lock::before {
  content: "";
  position: absolute;
  width: 230px;
  height: 230px;
  border-radius: 50%;
  right: -78px;
  top: -74px;
  border: 1px dashed rgba(71,240,165,.26);
}
.neural-lock .lock-head {
  width: 78px;
  height: 54px;
  border: 5px solid rgba(71,240,165,.75);
  border-bottom: 0;
  border-radius: 42px 42px 0 0;
  margin-bottom: -6px;
  margin-left: 12px;
}
.neural-lock .lock-body {
  width: 110px;
  height: 92px;
  border: 1px solid rgba(71,240,165,.5);
  background: rgba(71,240,165,.07);
  border-radius: 18px;
  display: grid;
  place-items: center;
  font: 900 1.1rem/1 var(--font-mono);
  color: var(--color-primary);
  box-shadow: inset 0 0 38px rgba(71,240,165,.1);
}
.neural-lock ul { position: relative; margin: 26px 0 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.neural-lock li { color: var(--color-muted); padding-left: 24px; position: relative; }
.neural-lock li::before { content: ""; position: absolute; left: 0; top: .72em; width: 10px; height: 2px; background: var(--color-primary); }

.triage-lane {
  position: relative;
  display: grid;
  gap: 18px;
  padding-left: 28px;
}
.triage-lane::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(var(--color-primary), rgba(120,215,255,.2));
}
.triage-step {
  position: relative;
  border: 1px solid rgba(71,240,165,.14);
  background: rgba(16,38,36,.62);
  border-radius: var(--radius-md);
  padding: 18px 20px;
}
.triage-step::before {
  content: attr(data-step);
  position: absolute;
  left: -34px;
  top: 18px;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--color-bg);
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  font: 800 .72rem/1 var(--font-mono);
}
.triage-step p { color: var(--color-muted); margin-top: 8px; }

.packet-route {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  align-items: stretch;
}
.route-node {
  position: relative;
  padding: 22px 18px;
  border: 1px solid rgba(120,215,255,.18);
  background: rgba(120,215,255,.045);
  border-radius: 14px;
}
.route-node:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 50%;
  left: calc(100% + 3px);
  width: 12px;
  height: 1px;
  background: var(--color-secondary);
}
.route-node b { display: block; color: var(--color-secondary); font: 800 .72rem/1 var(--font-mono); margin-bottom: 12px; }
.route-node p { color: var(--color-muted); }

.split-feature {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(320px, .75fr);
  gap: 40px;
  align-items: center;
}
.feature-visual {
  border: 1px solid rgba(71,240,165,.18);
  padding: 20px;
  border-radius: var(--radius-lg);
  background: rgba(11,27,26,.55);
}

.service-table {
  border: 1px solid rgba(71,240,165,.16);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(16,38,36,.54);
}
.service-row {
  display: grid;
  grid-template-columns: .9fr 1.15fr .75fr;
  gap: 20px;
  padding: 22px;
  border-bottom: 1px solid rgba(71,240,165,.12);
}
.service-row:last-child { border-bottom: 0; }
.service-row h3 { font-size: 1.25rem; }
.service-row p, .service-row li { color: var(--color-muted); }
.service-row ul { margin: 0; padding-left: 18px; }

.audit-board {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 30px;
  align-items: start;
}
.check-console {
  border: 1px solid rgba(71,240,165,.2);
  background: rgba(6,16,15,.72);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-soft);
}
.check-list { display: grid; gap: 12px; padding: 0; margin: 22px 0 0; list-style: none; }
.check-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  border-bottom: 1px solid rgba(71,240,165,.08);
  padding-bottom: 12px;
  color: var(--color-muted);
}
.check-list li::before { content: "⟡"; color: var(--color-primary); font-weight: 800; }
.audit-form {
  display: grid;
  gap: 14px;
  padding: 26px;
  border: 1px solid rgba(120,215,255,.2);
  background: linear-gradient(180deg, rgba(120,215,255,.07), rgba(16,38,36,.55));
  border-radius: var(--radius-lg);
}
label { display: grid; gap: 8px; color: var(--color-text); font-weight: 700; }
input, textarea, select {
  width: 100%;
  border: 1px solid rgba(71,240,165,.2);
  background: rgba(6,16,15,.76);
  color: var(--color-text);
  border-radius: 14px;
  padding: 13px 14px;
  font: inherit;
}
textarea { min-height: 130px; resize: vertical; }
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(71,240,165,.12); }
.form-note { color: var(--color-muted); font-size: .9rem; }

.article-shell {
  display: grid;
  grid-template-columns: 260px minmax(0, 760px);
  gap: 54px;
  align-items: start;
}
.article-toc {
  position: sticky;
  top: 104px;
  border: 1px solid rgba(71,240,165,.14);
  background: rgba(16,38,36,.58);
  border-radius: var(--radius-md);
  padding: 18px;
}
.article-toc a { display: block; color: var(--color-muted); text-decoration: none; padding: 8px 0; border-bottom: 1px solid rgba(71,240,165,.07); }
.article-toc a:hover { color: var(--color-primary); }
.article-content { display: grid; gap: 36px; }
.article-block {
  border-left: 1px solid rgba(71,240,165,.28);
  padding-left: 24px;
}
.article-block p, .article-block li { color: var(--color-muted); }
.article-block ul, .article-block ol { padding-left: 22px; }
.expert-note {
  border: 1px solid rgba(241,195,95,.28);
  background: rgba(241,195,95,.07);
  border-radius: var(--radius-md);
  padding: 20px;
  color: var(--color-text);
}

.faq-layout {
  display: grid;
  grid-template-columns: .82fr 1.18fr;
  gap: 42px;
  align-items: start;
}
.faq-index {
  position: sticky;
  top: 104px;
  display: grid;
  gap: 12px;
}
.faq-card { margin-bottom: 14px; }
.faq-card h2 { font-size: clamp(1.35rem, 2.3vw, 2rem); margin-bottom: 12px; }
.faq-card a { font-weight: 800; }

.breadcrumbs {
  padding-top: 28px;
  font: .86rem/1.3 var(--font-mono);
  color: var(--color-muted);
}
.breadcrumbs a { color: var(--color-muted); text-decoration: none; }
.breadcrumbs span { color: var(--color-primary); }

.cta-strip {
  border: 1px solid rgba(71,240,165,.2);
  border-radius: var(--radius-lg);
  padding: clamp(28px, 5vw, 54px);
  background:
    linear-gradient(120deg, rgba(71,240,165,.1), transparent 48%),
    linear-gradient(300deg, rgba(120,215,255,.09), transparent 55%),
    rgba(11,27,26,.74);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
}
.cta-strip p { color: var(--color-muted); max-width: 720px; }

.site-footer {
  padding: 48px 0 28px;
  border-top: 1px solid rgba(71,240,165,.16);
  background: rgba(6,16,15,.7);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr .8fr;
  gap: 28px;
  align-items: start;
}
.footer-grid p, .footer-grid a { color: var(--color-muted); }
.footer-grid a { display: block; text-decoration: none; margin: 6px 0; }
.footer-bottom {
  margin-top: 36px;
  padding-top: 18px;
  border-top: 1px solid rgba(71,240,165,.08);
  display: flex;
  justify-content: space-between;
  gap: 20px;
  color: var(--color-muted);
  font-size: .9rem;
}


.mt-lg { margin-top: 34px; }
.mt-md { margin-top: 22px; }

.badge-row { display: flex; flex-wrap: wrap; gap: 10px; }
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(71,240,165,.18);
  border-radius: 999px;
  padding: 8px 11px;
  color: var(--color-muted);
  background: rgba(232,246,241,.03);
  font-size: .88rem;
}
.badge::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--color-primary); box-shadow: 0 0 10px var(--color-primary); }

:focus-visible {
  outline: 3px solid rgba(71,240,165,.72);
  outline-offset: 3px;
}

@media (max-width: 1040px) {
  .header-inner { flex-wrap: wrap; padding: 14px 0; }
  .nav-list { order: 3; width: 100%; overflow-x: auto; padding-bottom: 4px; }
  .hero-grid, .section-grid, .split-feature, .audit-board, .faq-layout, .article-shell { grid-template-columns: 1fr; }
  .article-toc, .faq-index { position: static; }
  .panel-grid { grid-template-columns: 1fr 1fr; }
  .matrix-card:nth-child(even) { transform: none; }
  .service-row { grid-template-columns: 1fr; }
  .packet-route { grid-template-columns: 1fr 1fr; }
  .route-node:not(:last-child)::after { display: none; }
}
@media (max-width: 720px) {
  :root { --container: min(100% - 28px, 1180px); }
  .section { padding: 58px 0; }
  .hero { min-height: auto; padding: 46px 0 58px; }
  .hero-proof, .panel-grid, .packet-route, .footer-grid, .cta-strip { grid-template-columns: 1fr; }
  .header-cta { width: 100%; }
  .header-cta .btn { flex: 1; }
  .soc-console, .diagonal-panel { border-radius: 20px; clip-path: none; }
  .ledger-row { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
}