:root {
  --ak-blue: #2563eb;
  --ak-green: #22c55e;
  --ak-ink: #0f172a;
  --ak-slate: #64748b;
  --ak-fog: #f8fafc;
  --ak-gray-200: #e5e7eb;
  --ak-dark-bg: #0b1020;
  --ak-dark-card: #111827;
  --bg: #ffffff;
  --bg-2: #f8fafc;
  --ink: #0f172a;
  --ink-soft: #334155;
  --muted: #64748b;
  --line: #e5e7eb;
  --line-strong: #cbd5e1;
  --surface: rgba(255, 255, 255, 0.88);
  --surface-solid: #ffffff;
  --surface-dark: #111827;
  --green: #22c55e;
  --green-dark: #15803d;
  --mint: #dcfce7;
  --cyan: #60a5fa;
  --blue: #2563eb;
  --amber: #f59e0b;
  --red: #ef4444;
  --paper: #f8fafc;
  --hero-bg: #ffffff;
  --hero-ink: #0f172a;
  --hero-muted: #475569;
  --hero-panel: rgba(255, 255, 255, 0.82);
  --hero-panel-border: rgba(15, 23, 42, 0.12);
  --hero-panel-soft: rgba(37, 99, 235, 0.06);
  --shadow: 0 24px 80px rgba(15, 23, 42, 0.12);
  --shadow-soft: 0 12px 32px rgba(15, 23, 42, 0.08);
  --radius: 8px;
  --container: 1180px;
  --font: "Space Grotesk", "Avenir Next", "Helvetica Neue", sans-serif;
  --mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

html[data-theme="dark"] {
  --bg: #0b1020;
  --bg-2: #0f172a;
  --ink: #f1f5f9;
  --ink-soft: #cbd5e1;
  --muted: #94a3b8;
  --line: #1f2937;
  --line-strong: #334155;
  --surface: rgba(17, 24, 39, 0.78);
  --surface-solid: #111827;
  --surface-dark: #0b1020;
  --green: #22c55e;
  --green-dark: #4ade80;
  --mint: #bbf7d0;
  --cyan: #60a5fa;
  --blue: #60a5fa;
  --amber: #fbbf24;
  --red: #f87171;
  --paper: #f8fafc;
  --hero-bg: #0b1020;
  --hero-ink: #f8fafc;
  --hero-muted: #cbd5e1;
  --hero-panel: rgba(17, 24, 39, 0.76);
  --hero-panel-border: rgba(148, 163, 184, 0.22);
  --hero-panel-soft: rgba(96, 165, 250, 0.08);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  --shadow-soft: 0 12px 32px rgba(0, 0, 0, 0.22);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: auto;
  background: var(--bg);
}

body {
  margin: 0;
  min-width: 320px;
  background:
    linear-gradient(180deg, var(--bg), var(--bg-2) 46%, var(--bg)),
    var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.55;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body::selection {
  background: var(--mint);
  color: var(--ink);
}

a {
  color: inherit;
  text-decoration: none;
}

img,
svg {
  display: block;
  max-width: 100%;
}

button {
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
}

pre,
code {
  font-family: var(--mono);
}

h1,
h2,
h3,
p {
  margin: 0;
}

.site-shell {
  position: relative;
  overflow: clip;
}

.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

.brand-logo-light,
.brand-logo-dark,
.footer-logo-light,
.footer-logo-dark {
  display: block;
}

.brand-logo-dark,
.footer-logo-dark,
html[data-theme="dark"] .brand-logo-light,
html[data-theme="dark"] .footer-logo-light,
.home-page .nav:not(.is-scrolled) .brand-logo-light {
  display: none;
}

html[data-theme="dark"] .brand-logo-dark,
html[data-theme="dark"] .footer-logo-dark,
.home-page .nav:not(.is-scrolled) .brand-logo-dark {
  display: block;
}

html[data-theme="light"] .home-page .nav:not(.is-scrolled) .brand-logo-light,
html[data-theme="light"] .home-page .nav:not(.is-scrolled) .footer-logo-light {
  display: block;
}

html[data-theme="light"] .home-page .nav:not(.is-scrolled) .brand-logo-dark,
html[data-theme="light"] .home-page .nav:not(.is-scrolled) .footer-logo-dark {
  display: none;
}

.nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  padding: 14px 0;
  transition: padding 260ms var(--ease), background 260ms var(--ease), border-color 260ms var(--ease);
}

.nav.is-scrolled,
.docs-page .nav {
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
}

.docs-page .nav-links {
  border-color: var(--line);
  background: var(--surface);
}

.nav-inner {
  min-height: 50px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  color: var(--ink);
  font-weight: 700;
  letter-spacing: 0;
}

.home-page .nav:not(.is-scrolled) .brand {
  color: var(--hero-ink);
}

.brand img {
  width: auto;
  height: 36px;
  border-radius: 0;
  box-shadow: none;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 5px;
  border: 1px solid var(--hero-panel-border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--hero-bg) 42%, transparent);
  backdrop-filter: blur(18px);
}

.nav-links a {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  border-radius: 6px;
  padding: 6px 12px;
  color: color-mix(in srgb, var(--hero-ink) 72%, transparent);
  font-size: 0.9rem;
  font-weight: 600;
  transition: color 180ms ease, background 180ms ease;
}

.nav.is-scrolled .nav-links a,
.docs-page .nav-links a {
  color: var(--muted);
}

.nav-links a:hover {
  color: var(--hero-ink);
  background: color-mix(in srgb, var(--hero-ink) 10%, transparent);
}

.nav.is-scrolled .nav-links a:hover,
.docs-page .nav-links a:hover {
  color: var(--ink);
  background: color-mix(in srgb, var(--ink) 7%, transparent);
}

.nav-cta,
.button {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius);
  padding: 10px 14px;
  font-weight: 700;
  letter-spacing: 0;
  cursor: pointer;
  transition: transform 220ms var(--ease), box-shadow 220ms var(--ease), background 220ms var(--ease), border-color 220ms var(--ease);
}

.nav-cta {
  border: 1px solid var(--hero-panel-border);
  background: var(--blue);
  color: #ffffff;
}

.nav.is-scrolled .nav-cta,
.docs-page .nav-cta {
  border-color: color-mix(in srgb, var(--blue) 42%, transparent);
  background: var(--blue);
  color: #ffffff;
}

.nav-cta:hover,
.button:hover,
.theme-toggle:hover {
  transform: translateY(-2px);
}

.theme-toggle {
  width: 42px;
  height: 42px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--hero-panel-border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--hero-bg) 46%, transparent);
  color: var(--hero-ink);
  cursor: pointer;
  transition: transform 220ms var(--ease), background 220ms var(--ease), border-color 220ms var(--ease);
}

.nav.is-scrolled .theme-toggle,
.docs-page .theme-toggle {
  border-color: var(--line);
  background: var(--surface);
  color: var(--ink);
}

.theme-icon {
  width: 18px;
  height: 18px;
}

.theme-icon-sun,
html[data-theme="dark"] .theme-icon-moon {
  display: none;
}

html[data-theme="dark"] .theme-icon-sun {
  display: block;
}

.hero {
  position: relative;
  min-height: 92svh;
  padding: 108px 0 0;
  display: grid;
  align-items: end;
  color: var(--hero-ink);
  background:
    radial-gradient(circle at 82% 20%, color-mix(in srgb, var(--blue) 22%, transparent), transparent 34%),
    radial-gradient(circle at 8% 8%, color-mix(in srgb, var(--green) 18%, transparent), transparent 28%),
    linear-gradient(180deg, var(--hero-bg), color-mix(in srgb, var(--hero-bg) 82%, var(--bg-2)));
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--hero-bg) 18%, transparent), transparent 44%, color-mix(in srgb, var(--hero-bg) 24%, transparent)),
    linear-gradient(180deg, transparent, color-mix(in srgb, var(--hero-bg) 72%, transparent));
}

.hero-grid {
  position: absolute;
  inset: 0;
  opacity: 0.26;
  pointer-events: none;
  background-image:
    linear-gradient(color-mix(in srgb, var(--hero-ink) 7%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--hero-ink) 7%, transparent) 1px, transparent 1px);
  background-size: 70px 70px;
  mask-image: linear-gradient(180deg, transparent 0%, black 18%, black 74%, transparent 100%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(440px, 1.1fr);
  gap: 36px;
  align-items: center;
  padding-bottom: 54px;
}

.hero-copy {
  max-width: 640px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 34px;
  padding: 7px 10px;
  border: 1px solid rgba(185, 246, 214, 0.2);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--green) 9%, transparent);
  color: var(--blue);
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 600;
}

.eyebrow span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--green) 18%, transparent);
}

h1 {
  margin-top: 22px;
  font-size: 6.3rem;
  line-height: 0.9;
  letter-spacing: 0;
  font-weight: 700;
}

.hero-lede {
  max-width: 60ch;
  margin-top: 24px;
  color: var(--hero-muted);
  font-size: 1.12rem;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button.primary {
  background: var(--blue);
  color: #ffffff;
  box-shadow: 0 18px 46px color-mix(in srgb, var(--blue) 24%, transparent);
}

.button.secondary {
  border: 1px solid var(--hero-panel-border);
  background: var(--hero-panel);
  color: var(--hero-ink);
  backdrop-filter: blur(18px);
}

.hero-stage {
  border: 1px solid var(--hero-panel-border);
  border-radius: var(--radius);
  background: var(--hero-panel);
  box-shadow: var(--shadow), inset 0 1px 0 color-mix(in srgb, var(--hero-ink) 8%, transparent);
  backdrop-filter: blur(24px);
  overflow: hidden;
}

.stage-top,
.panel-head,
.command-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.stage-top {
  min-height: 48px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--hero-panel-border);
  color: color-mix(in srgb, var(--hero-ink) 58%, transparent);
  font-family: var(--mono);
  font-size: 0.78rem;
}

.stage-top strong {
  color: var(--blue);
  font-weight: 600;
}

.stage-dots {
  display: inline-flex;
  gap: 6px;
}

.stage-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--hero-ink) 20%, transparent);
}

.stage-dots span:first-child {
  background: var(--red);
}

.stage-dots span:nth-child(2) {
  background: var(--amber);
}

.stage-dots span:nth-child(3) {
  background: var(--green);
}

.stage-grid {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  min-height: 430px;
}

.reviewer-panel,
.payload-panel {
  padding: 18px;
}

.reviewer-panel {
  border-right: 1px solid var(--hero-panel-border);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--hero-ink) 4%, transparent), transparent),
    var(--hero-panel-soft);
}

.panel-label {
  color: color-mix(in srgb, var(--hero-ink) 54%, transparent);
  font-family: var(--mono);
  font-size: 0.74rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.live-chip,
.hash {
  min-height: 26px;
  display: inline-flex;
  align-items: center;
  border-radius: 6px;
  padding: 4px 8px;
  background: color-mix(in srgb, var(--green) 14%, transparent);
  color: var(--green-dark);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 600;
}

.risk-score {
  margin: 20px 0;
  padding: 18px;
  border: 1px solid color-mix(in srgb, var(--red) 26%, transparent);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--red) 13%, transparent), color-mix(in srgb, var(--amber) 8%, transparent)),
    color-mix(in srgb, var(--hero-ink) 3%, transparent);
}

.risk-score span,
.risk-score small {
  display: block;
  color: color-mix(in srgb, var(--hero-ink) 56%, transparent);
  font-family: var(--mono);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.risk-score strong {
  display: block;
  margin: 3px 0;
  color: var(--red);
  font-size: 3rem;
  line-height: 1;
  letter-spacing: 0;
}

.request-stack {
  display: grid;
  gap: 10px;
}

.request-row {
  width: 100%;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--hero-panel-border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--hero-ink) 3%, transparent);
  color: var(--hero-ink);
  cursor: pointer;
  text-align: left;
  transition: transform 180ms var(--ease), border-color 180ms ease, background 180ms ease;
}

.request-row:hover,
.request-row.active {
  border-color: color-mix(in srgb, var(--blue) 42%, transparent);
  background: color-mix(in srgb, var(--blue) 10%, transparent);
  transform: translateX(2px);
}

.request-icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 6px;
  background: color-mix(in srgb, var(--blue) 10%, transparent);
  color: var(--blue);
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
}

.request-row strong,
.request-row small {
  display: block;
  overflow-wrap: anywhere;
}

.request-row strong {
  font-size: 0.98rem;
}

.request-row small {
  margin-top: 2px;
  color: color-mix(in srgb, var(--hero-ink) 56%, transparent);
  font-size: 0.82rem;
}

.payload-panel {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: 16px;
}

.payload-panel pre,
.command-card pre,
pre {
  margin: 0;
  border-radius: var(--radius);
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: var(--mono);
}

.payload-panel pre {
  min-height: 250px;
  padding: 18px;
  border: 1px solid var(--hero-panel-border);
  background: color-mix(in srgb, var(--hero-bg) 74%, var(--surface-dark));
  color: var(--hero-ink);
  font-size: 0.92rem;
  line-height: 1.8;
}

.decision-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.decision {
  min-height: 46px;
  border-radius: var(--radius);
  font-weight: 700;
  cursor: pointer;
  transition: transform 180ms var(--ease), filter 180ms ease, background 180ms ease;
}

.decision:hover {
  transform: translateY(-2px);
  filter: brightness(1.04);
}

.decision.approve {
  background: var(--green);
  color: #052e16;
}

.decision.reject {
  border: 1px solid color-mix(in srgb, var(--red) 42%, transparent);
  background: color-mix(in srgb, var(--red) 10%, transparent);
  color: var(--red);
}

.audit-strip {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 18px;
  border-top: 1px solid var(--hero-panel-border);
  color: color-mix(in srgb, var(--hero-ink) 68%, transparent);
  font-family: var(--mono);
  font-size: 0.8rem;
}

.audit-strip.pulse {
  animation: audit-pulse 900ms var(--ease);
}

.audit-dot {
  width: 9px;
  height: 9px;
  flex: none;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 7px color-mix(in srgb, var(--green) 14%, transparent);
}

.hero-peek {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--hero-panel-border);
  background: color-mix(in srgb, var(--hero-bg) 58%, transparent);
  backdrop-filter: blur(20px);
}

.hero-peek span {
  min-height: 54px;
  display: grid;
  place-items: center;
  border-right: 1px solid var(--hero-panel-border);
  color: color-mix(in srgb, var(--hero-ink) 62%, transparent);
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.section {
  position: relative;
  padding: 104px 0;
}

.section-kicker,
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--green-dark);
  font-family: var(--mono);
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.section-kicker::before,
.kicker::before {
  content: "";
  width: 20px;
  height: 1px;
  background: currentColor;
}

.split-intro,
.flow-layout,
.demo-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 48px;
  align-items: start;
}

.split-intro {
  margin-top: 18px;
  margin-bottom: 34px;
}

h2 {
  max-width: 780px;
  font-size: 3.4rem;
  line-height: 1.02;
  letter-spacing: 0;
  font-weight: 700;
}

.split-intro p,
.flow-copy p,
.section-head p,
.demo-copy p {
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.75;
}

.control-room,
.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.metric-card,
.proof-card,
.command-card,
.doc-card,
.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px);
}

.metric-card {
  min-height: 250px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 24px;
  overflow: hidden;
  position: relative;
}

.metric-card::after {
  content: "";
  position: absolute;
  inset: auto 18px 18px;
  height: 2px;
  background: linear-gradient(90deg, var(--green), var(--cyan), transparent);
  transform: scaleX(0.45);
  transform-origin: left;
  transition: transform 500ms var(--ease);
}

.metric-card:hover::after {
  transform: scaleX(1);
}

.metric-card > span {
  color: var(--green-dark);
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.metric-card strong {
  margin-top: 38px;
  display: block;
  color: var(--ink);
  font-size: 2rem;
  line-height: 1.05;
}

.metric-card.accent {
  background:
    linear-gradient(135deg, rgba(24, 183, 124, 0.16), rgba(42, 180, 216, 0.08)),
    var(--surface);
}

.metric-card p,
.proof-card p {
  color: var(--muted);
}

.flow-section {
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--bg) 76%, transparent), var(--bg-2)),
    var(--bg-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 86px 0;
}

.flow-layout {
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: start;
}

.flow-copy {
  position: static;
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(300px, 0.62fr);
  gap: 36px;
  align-items: end;
}

.flow-copy h2,
.demo-copy h2 {
  margin-top: 14px;
}

.flow-rail {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.flow-rail::before {
  display: none;
}

.flow-step {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  align-content: start;
  gap: 16px;
  min-height: 236px;
  padding: 22px;
  border: 0;
  border-right: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  transition: transform 260ms var(--ease), border-color 260ms ease, background 260ms ease;
}

.flow-step:last-child {
  border-right: 0;
}

.flow-step:hover,
.flow-step.active {
  border-color: var(--line);
  background: color-mix(in srgb, var(--blue) 7%, transparent);
  transform: none;
}

.flow-step span {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--blue) 24%, transparent);
  border-radius: 6px;
  background: color-mix(in srgb, var(--blue) 10%, transparent);
  color: var(--blue);
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 700;
  z-index: 1;
}

.flow-step strong {
  display: block;
  margin-bottom: 4px;
  font-size: 1.2rem;
}

.flow-step p {
  color: var(--muted);
}

.centered {
  max-width: 760px;
  margin: 14px auto 40px;
  text-align: center;
}

.centered h2 {
  margin: 0 auto;
}

.centered p {
  margin: 16px auto 0;
}

.proof-card {
  min-height: 290px;
  padding: 26px;
  transition: transform 260ms var(--ease), box-shadow 260ms var(--ease);
}

.proof-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
}

.proof-icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  background: rgba(24, 183, 124, 0.12);
  color: var(--green-dark);
}

.proof-icon.warn {
  background: rgba(208, 138, 24, 0.12);
  color: var(--amber);
}

.proof-icon.red {
  background: rgba(240, 82, 97, 0.12);
  color: var(--red);
}

.proof-icon svg {
  width: 28px;
  height: 28px;
}

.proof-card h3 {
  margin-top: 28px;
  margin-bottom: 10px;
  font-size: 1.28rem;
}

.demo-section {
  background: var(--ak-dark-bg);
  color: var(--paper);
  overflow: hidden;
}

.demo-section::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.24;
  background-image:
    linear-gradient(rgba(255, 255, 252, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 252, 0.06) 1px, transparent 1px);
  background-size: 54px 54px;
  pointer-events: none;
}

.demo-section .container {
  position: relative;
  z-index: 1;
}

.demo-copy .section-kicker {
  color: var(--mint);
}

.demo-copy p {
  margin-top: 18px;
  color: rgba(255, 255, 252, 0.66);
}

.mini-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.mini-facts span {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  border: 1px solid rgba(255, 255, 252, 0.12);
  border-radius: 6px;
  padding: 6px 9px;
  color: rgba(255, 255, 252, 0.68);
  font-family: var(--mono);
  font-size: 0.75rem;
}

.command-deck {
  display: grid;
  gap: 14px;
}

.command-card {
  overflow: hidden;
  background: rgba(255, 255, 252, 0.05);
  border-color: rgba(255, 255, 252, 0.1);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
}

.command-top {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255, 255, 252, 0.1);
  color: rgba(255, 255, 252, 0.54);
  font-family: var(--mono);
  font-size: 0.78rem;
}

.command-top span {
  color: var(--mint);
  font-weight: 700;
}

.command-card pre {
  padding: 18px;
  background: rgba(0, 0, 0, 0.18);
  color: rgba(255, 255, 252, 0.82);
  font-size: 0.86rem;
  line-height: 1.8;
}

.footer {
  padding: 26px 0 42px;
  background: var(--ak-dark-bg);
  color: rgba(255, 255, 252, 0.62);
}

.footer .footer-logo-light {
  display: none;
}

.footer .footer-logo-dark {
  display: block;
}

.footer-logo {
  width: auto;
  height: 34px;
  margin-bottom: 10px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid rgba(255, 255, 252, 0.1);
  padding-top: 26px;
}

.footer span {
  display: block;
}

.footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.footer a {
  color: rgba(255, 255, 252, 0.62);
}

.footer a:hover {
  color: var(--mint);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 760ms var(--ease), transform 760ms var(--ease);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes audit-pulse {
  0% {
    background: rgba(24, 183, 124, 0.18);
  }
  100% {
    background: transparent;
  }
}

/* Documentation compatibility */
.doc-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 840px);
  gap: 34px;
  align-items: start;
  padding: 116px 0 86px;
}

.sidebar {
  position: sticky;
  top: 92px;
  display: grid;
  gap: 5px;
}

.sidebar a {
  border-radius: 6px;
  padding: 8px 10px;
  color: var(--muted);
  font-weight: 600;
}

.sidebar a:hover {
  background: rgba(16, 19, 16, 0.06);
  color: var(--ink);
}

.doc-content {
  display: grid;
  gap: 20px;
}

.doc-card,
.card {
  padding: 24px;
}

.doc-card h2 {
  margin-top: 6px;
  font-size: 2rem;
  line-height: 1.08;
}

.doc-card h3 {
  margin-top: 22px;
  font-size: 1.18rem;
}

.doc-card p,
.card p,
.step p {
  margin-top: 10px;
  color: var(--muted);
}

.doc-card ul {
  margin: 14px 0 0;
  padding-left: 22px;
  color: var(--muted);
}

.doc-card li {
  margin: 8px 0;
}

.doc-card pre,
.card pre {
  margin-top: 14px;
  padding: 16px;
  border: 1px solid rgba(16, 19, 16, 0.1);
  background: #0e1210;
  color: rgba(255, 255, 252, 0.84);
  font-size: 0.84rem;
  line-height: 1.72;
}

table {
  width: 100%;
  margin-top: 16px;
  border-collapse: collapse;
  overflow: hidden;
  font-size: 0.92rem;
}

th,
td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--green-dark);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.grid-3,
.code-grid,
.steps {
  display: grid;
  gap: 16px;
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.code-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.step {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.step-num {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 6px;
  background: rgba(24, 183, 124, 0.12);
  color: var(--green-dark);
  font-family: var(--mono);
  font-weight: 700;
}

@media (max-width: 1050px) {
  .hero-inner,
  .split-intro,
  .flow-layout,
  .demo-layout {
    grid-template-columns: 1fr;
  }

  .hero-inner {
    gap: 28px;
  }

  .hero-copy {
    max-width: 780px;
  }

  .flow-copy {
    position: static;
    grid-template-columns: 1fr;
  }

  .control-room,
  .proof-grid,
  .grid-3 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  .container {
    width: min(var(--container), calc(100% - 24px));
  }

  .nav {
    padding: 8px 0;
  }

  .nav-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }

  .nav-links {
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
  }

  .nav-cta {
    position: absolute;
    top: 8px;
    right: 62px;
    min-height: 34px;
    padding: 7px 9px;
    font-size: 0.82rem;
  }

  .theme-toggle {
    position: absolute;
    top: 8px;
    right: 12px;
    width: 36px;
    height: 36px;
  }

  .hero {
    min-height: auto;
    padding-top: 136px;
  }

  h1 {
    font-size: 4.1rem;
  }

  h2 {
    font-size: 2.3rem;
  }

  .stage-grid,
  .decision-actions,
  .code-grid,
  .doc-layout {
    grid-template-columns: 1fr;
  }

  .reviewer-panel {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 252, 0.1);
  }

  .payload-panel pre {
    min-height: 190px;
  }

  .hero-peek {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-peek span {
    min-height: 46px;
  }

  .section {
    padding: 72px 0;
  }

  .flow-step {
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 14px;
    min-height: auto;
    padding: 16px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .flow-rail {
    grid-template-columns: 1fr;
  }

  .flow-step:last-child {
    border-bottom: 0;
  }

  .flow-step span {
    width: 44px;
    height: 44px;
  }

  .flow-rail::before {
    left: 22px;
  }

  .doc-layout {
    padding-top: 166px;
  }

  .sidebar {
    position: static;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .brand span {
    font-size: 0.95rem;
  }

  .nav-links a {
    padding: 6px 9px;
    font-size: 0.82rem;
  }

  .nav-cta span {
    display: none;
  }

  h1 {
    font-size: 3.1rem;
  }

  h2 {
    font-size: 1.86rem;
  }

  .hero-lede,
  .split-intro p,
  .flow-copy p,
  .section-head p,
  .demo-copy p {
    font-size: 0.98rem;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .stage-top {
    align-items: flex-start;
    flex-direction: column;
  }

  .risk-score strong {
    font-size: 2.4rem;
  }

  .request-row {
    grid-template-columns: 36px minmax(0, 1fr);
  }

  .request-icon {
    width: 36px;
    height: 36px;
  }

  .metric-card,
  .proof-card,
  .doc-card,
  .card {
    padding: 20px;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .sidebar {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

/* ─── Themed images (light / dark swap) ─────────────────────── */
.themed-img {
  display: block;
  width: 100%;
  height: auto;
}

.themed-img-dark,
html[data-theme="dark"] .themed-img-light {
  display: none;
}

html[data-theme="dark"] .themed-img-dark {
  display: block;
}

/* ─── Infographic section (homepage) ────────────────────────── */
.visual-section {
  padding: 86px 0;
  border-top: 1px solid var(--line);
}

.visual-heading {
  max-width: 600px;
  margin: 14px 0 40px;
  text-align: left;
}

.infographic-figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
  background: var(--surface-solid);
  transition: box-shadow 300ms var(--ease);
}

.infographic-figure:hover {
  box-shadow: var(--shadow);
}

/* ─── Architecture diagram (docs) ───────────────────────────── */
.arch-figure {
  margin: 24px 0 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
  background: var(--surface-solid);
}

.arch-figure img {
  display: block;
  width: 100%;
  height: auto;
}

/* ─── Reviewer screenshots (docs) ───────────────────────────── */
.reviewer-screenshots {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 28px 0 24px;
}

.reviewer-screenshot-card {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.reviewer-screenshot-card img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
  transition: box-shadow 260ms var(--ease), transform 260ms var(--ease);
}

.reviewer-screenshot-card img:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.reviewer-screenshot-card figcaption {
  font-size: 0.82rem;
  color: var(--muted);
  text-align: center;
  font-family: var(--mono);
}

@media (max-width: 640px) {
  .reviewer-screenshots {
    grid-template-columns: 1fr;
  }
}