:root {
  --ink: #f6fbff;
  --ink-soft: #ccdae6;
  --ink-muted: #849aad;
  --void: #02070c;
  --night: #05111b;
  --navy: #071927;
  --navy-2: #0a2131;
  --panel: rgba(8, 28, 42, 0.72);
  --panel-solid: #0a1c29;
  --line: rgba(174, 220, 235, 0.14);
  --line-strong: rgba(174, 220, 235, 0.28);
  --cyan: #65e8f2;
  --cyan-2: #00a9c0;
  --ice: #dffcff;
  --platinum: #d8dee4;
  --gold: #d3b878;
  --success: #67e6b5;
  --warning: #f4c56d;
  --danger: #ff8c88;
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 16px;
  --shadow-xl: 0 34px 110px rgba(0, 0, 0, .46);
  --shadow-glow: 0 0 70px rgba(36, 199, 222, .13);
  --container: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--void); }
body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 82% -4%, rgba(34, 180, 204, .15), transparent 26rem),
    radial-gradient(circle at 8% 18%, rgba(211, 184, 120, .07), transparent 28rem),
    linear-gradient(180deg, #02070c 0%, #04101a 44%, #02070c 100%);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 82%);
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .22;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 220 220' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.88' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.13'/%3E%3C/svg%3E");
}

::selection { background: rgba(101, 232, 242, .25); color: #fff; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
img { max-width: 100%; }

.site-shell { position: relative; }
.container { width: min(var(--container), calc(100% - 48px)); margin-inline: auto; }
.mono { font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Consolas, monospace; }

.skip-link {
  position: fixed;
  left: 16px;
  top: -80px;
  z-index: 9999;
  padding: 11px 16px;
  background: var(--ice);
  color: var(--void);
  border-radius: 999px;
  font-weight: 800;
  transition: top .2s ease;
}
.skip-link:focus { top: 16px; }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  transition: background .25s ease, border-color .25s ease, transform .25s ease;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(2, 8, 13, .82);
  border-color: rgba(174, 220, 235, .12);
  backdrop-filter: blur(22px) saturate(135%);
}
.navbar {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  text-decoration: none;
  min-width: 0;
}
.brand-symbol {
  width: 44px;
  height: 44px;
  object-fit: contain;
  filter: drop-shadow(0 0 18px rgba(38, 213, 231, .18));
}
.brand-copy { line-height: 1; }
.brand-name {
  display: block;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: .16em;
  white-space: nowrap;
}
.brand-tag {
  display: block;
  margin-top: 7px;
  color: var(--ink-muted);
  font: 500 9px/1 "IBM Plex Mono", monospace;
  letter-spacing: .2em;
  text-transform: uppercase;
}

.desktop-nav { display: flex; align-items: center; gap: 28px; margin-left: auto; }
.desktop-nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 13px;
  font-weight: 650;
  transition: color .2s ease;
}
.desktop-nav a:hover { color: #fff; }
.nav-actions { display: flex; align-items: center; gap: 12px; }
.lang-switch {
  display: inline-flex;
  align-items: center;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,.025);
}
.lang-button {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--ink-muted);
  min-width: 34px;
  height: 30px;
  border-radius: 999px;
  cursor: pointer;
  font: 700 10px/1 "IBM Plex Mono", monospace;
  letter-spacing: .06em;
}
.lang-button.active { background: rgba(101, 232, 242, .13); color: var(--ice); }

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 49px;
  padding: 0 20px;
  overflow: hidden;
  border: 1px solid rgba(101, 232, 242, .42);
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(101,232,242,.96), rgba(54,192,212,.94));
  color: #021017;
  text-decoration: none;
  font-size: 13px;
  font-weight: 850;
  letter-spacing: -.01em;
  box-shadow: 0 13px 40px rgba(29, 190, 212, .2), inset 0 1px rgba(255,255,255,.55);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.btn::before {
  content: "";
  position: absolute;
  inset: -1px;
  background: linear-gradient(110deg, transparent 20%, rgba(255,255,255,.55), transparent 60%);
  transform: translateX(-130%);
  transition: transform .7s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 18px 52px rgba(29, 190, 212, .27); }
.btn:hover::before { transform: translateX(130%); }
.btn svg { width: 16px; height: 16px; flex: 0 0 auto; }
.btn-secondary {
  background: rgba(255,255,255,.035);
  border-color: var(--line-strong);
  color: #fff;
  box-shadow: none;
  backdrop-filter: blur(12px);
}
.btn-secondary:hover { border-color: rgba(101,232,242,.45); box-shadow: 0 18px 50px rgba(0,0,0,.22); }
.btn-small { min-height: 42px; padding-inline: 17px; font-size: 12px; }

.menu-button {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255,255,255,.035);
  color: #fff;
  cursor: pointer;
}
.menu-button svg { width: 21px; height: 21px; }
.mobile-nav {
  display: none;
  padding: 10px 24px 24px;
  background: rgba(2,8,13,.96);
  border-top: 1px solid var(--line);
  backdrop-filter: blur(22px);
}
.mobile-nav.open { display: grid; }
.mobile-nav a { padding: 12px 0; color: var(--ink-soft); text-decoration: none; font-weight: 700; border-bottom: 1px solid rgba(255,255,255,.05); }
.mobile-nav .mobile-actions { display: flex; gap: 10px; padding-top: 16px; }

.hero {
  position: relative;
  min-height: 900px;
  display: flex;
  align-items: center;
  padding: 150px 0 92px;
  overflow: clip;
}
.hero::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 5%;
  width: 72rem;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(33,197,220,.08), transparent 61%);
  transform: translateX(-15%);
  pointer-events: none;
}
.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(440px, .95fr);
  align-items: center;
  gap: 72px;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
  color: var(--ice);
  font: 700 11px/1.3 "IBM Plex Mono", monospace;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 18px rgba(101,232,242,.75);
}
.hero h1 {
  max-width: 760px;
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(53px, 6.4vw, 92px);
  font-weight: 620;
  line-height: .96;
  letter-spacing: -.065em;
  text-wrap: balance;
}
.hero h1 .gradient-text {
  color: transparent;
  background: linear-gradient(110deg, #fff 5%, #bceef3 44%, #6ad9e5 72%, #d8dee4 96%);
  background-clip: text;
  -webkit-background-clip: text;
}
.hero-lead {
  max-width: 690px;
  margin: 28px 0 0;
  color: var(--ink-soft);
  font-size: clamp(17px, 1.8vw, 21px);
  line-height: 1.65;
  letter-spacing: -.015em;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 34px; }
.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 13px 24px;
  margin-top: 38px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}
.proof-item { display: inline-flex; align-items: center; gap: 9px; color: var(--ink-muted); font-size: 12px; font-weight: 700; }
.proof-item svg { width: 16px; color: var(--success); }

.control-plane {
  position: relative;
  min-height: 590px;
  isolation: isolate;
}
.control-glow {
  position: absolute;
  inset: 14% 7% 10%;
  border-radius: 50%;
  background: rgba(21, 166, 188, .08);
  filter: blur(54px);
  z-index: -2;
}
.control-orbit {
  position: absolute;
  left: 50%;
  top: 50%;
  border: 1px solid rgba(101,232,242,.18);
  border-radius: 50%;
  transform: translate(-50%, -50%) rotate(-16deg);
}
.orbit-a { width: 88%; aspect-ratio: 1; animation: orbitSpin 28s linear infinite; }
.orbit-b { width: 68%; aspect-ratio: 1; border-color: rgba(211,184,120,.17); transform: translate(-50%, -50%) rotate(26deg); animation: orbitSpinReverse 22s linear infinite; }
.orbit-c { width: 49%; aspect-ratio: 1; border-style: dashed; transform: translate(-50%, -50%) rotate(-6deg); animation: orbitSpin 18s linear infinite; }
.control-orbit::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  top: 15%;
  right: 15%;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 20px rgba(101,232,242,.9);
}
.control-core {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 250px;
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  display: grid;
  place-items: center;
  border: 1px solid rgba(174,220,235,.25);
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 30%, rgba(101,232,242,.17), transparent 38%),
    linear-gradient(145deg, rgba(14,45,61,.9), rgba(4,15,23,.95));
  box-shadow: inset 0 0 60px rgba(101,232,242,.07), 0 0 80px rgba(0,0,0,.48), 0 0 70px rgba(48,198,217,.1);
}
.control-core::before,
.control-core::after {
  content: "";
  position: absolute;
  inset: 22px;
  border: 1px solid rgba(255,255,255,.07);
  border-radius: 50%;
}
.control-core::after { inset: 54px; border-style: dashed; animation: orbitSpin 20s linear infinite; }
.core-content { text-align: center; position: relative; z-index: 2; }
.core-symbol { width: 82px; filter: drop-shadow(0 0 22px rgba(101,232,242,.18)); }
.core-kicker { margin-top: 11px; color: var(--cyan); font: 700 9px/1.2 "IBM Plex Mono", monospace; letter-spacing: .18em; text-transform: uppercase; }
.core-title { margin-top: 7px; font-family: "Space Grotesk", sans-serif; font-size: 20px; font-weight: 650; letter-spacing: -.03em; }
.system-node {
  position: absolute;
  width: 178px;
  padding: 16px 17px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(5,18,28,.76);
  box-shadow: 0 20px 50px rgba(0,0,0,.3), inset 0 1px rgba(255,255,255,.04);
  backdrop-filter: blur(13px);
}
.system-node::before {
  content: "";
  position: absolute;
  width: 7px;
  height: 7px;
  top: 17px;
  right: 16px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 12px rgba(103,230,181,.55);
}
.node-a { left: 0; top: 18%; }
.node-b { right: 0; top: 11%; }
.node-c { left: 4%; bottom: 13%; }
.node-d { right: 1%; bottom: 17%; }
.node-label { color: var(--ink-muted); font: 650 9px/1.2 "IBM Plex Mono", monospace; letter-spacing: .13em; text-transform: uppercase; }
.node-value { margin-top: 7px; color: #fff; font-size: 13px; font-weight: 780; line-height: 1.35; }
.node-meta { margin-top: 9px; color: var(--cyan); font: 600 9px/1.4 "IBM Plex Mono", monospace; }
.control-caption {
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: max-content;
  max-width: 90%;
  color: var(--ink-muted);
  font: 600 10px/1.4 "IBM Plex Mono", monospace;
  letter-spacing: .12em;
  text-transform: uppercase;
}
@keyframes orbitSpin { to { transform: translate(-50%, -50%) rotate(344deg); } }
@keyframes orbitSpinReverse { to { transform: translate(-50%, -50%) rotate(-334deg); } }

.signal-strip {
  position: relative;
  z-index: 4;
  border-block: 1px solid var(--line);
  background: rgba(255,255,255,.016);
  overflow: hidden;
}
.signal-track {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  min-height: 82px;
}
.signal-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  min-width: 0;
  flex: 1;
  padding: 18px 22px;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 750;
  text-align: center;
}
.signal-item + .signal-item { border-left: 1px solid var(--line); }
.signal-icon { color: var(--cyan); font: 700 13px/1 "IBM Plex Mono", monospace; }

.section { position: relative; padding: 132px 0; }
.section-tight { padding: 96px 0; }
.section-border { border-top: 1px solid var(--line); }
.section-head { max-width: 800px; margin-bottom: 58px; }
.section-head.center { text-align: center; margin-inline: auto; }
.section-label {
  display: block;
  margin-bottom: 17px;
  color: var(--cyan);
  font: 700 10px/1.3 "IBM Plex Mono", monospace;
  letter-spacing: .17em;
  text-transform: uppercase;
}
.section h2 {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(39px, 5vw, 67px);
  font-weight: 580;
  line-height: 1.02;
  letter-spacing: -.055em;
  text-wrap: balance;
}
.section-intro { margin: 23px 0 0; color: var(--ink-soft); font-size: 18px; line-height: 1.75; max-width: 720px; }
.center .section-intro { margin-inline: auto; }

.problem-grid { display: grid; grid-template-columns: .83fr 1.17fr; gap: 80px; align-items: start; }
.sticky-copy { position: sticky; top: 130px; }
.problem-stack { display: grid; gap: 14px; }
.problem-card {
  position: relative;
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 20px;
  padding: 27px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(13,38,54,.66), rgba(4,14,22,.72));
  box-shadow: 0 18px 56px rgba(0,0,0,.2);
}
.problem-index {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 15px;
  background: rgba(101,232,242,.08);
  border: 1px solid rgba(101,232,242,.16);
  color: var(--cyan);
  font: 700 11px/1 "IBM Plex Mono", monospace;
}
.problem-card h3 { margin: 2px 0 8px; font-family: "Space Grotesk", sans-serif; font-size: 21px; letter-spacing: -.03em; }
.problem-card p { margin: 0; color: var(--ink-muted); font-size: 14px; line-height: 1.7; }

.twin-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 22px; }
.engine-card {
  position: relative;
  min-height: 620px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: linear-gradient(150deg, rgba(12,37,52,.9), rgba(3,12,19,.94));
  box-shadow: var(--shadow-xl);
}
.engine-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 90% 0%, rgba(101,232,242,.13), transparent 36%);
  pointer-events: none;
}
.engine-card.orbyn::before { background: radial-gradient(circle at 90% 0%, rgba(211,184,120,.12), transparent 38%); }
.engine-top { position: relative; padding: 38px 38px 28px; }
.engine-number { color: var(--ink-muted); font: 700 10px/1 "IBM Plex Mono", monospace; letter-spacing: .12em; }
.engine-kicker { margin-top: 64px; color: var(--cyan); font: 700 11px/1.3 "IBM Plex Mono", monospace; letter-spacing: .15em; text-transform: uppercase; }
.orbyn .engine-kicker { color: var(--gold); }
.engine-card h3 { margin: 14px 0 0; font-family: "Space Grotesk", sans-serif; font-size: clamp(36px,4vw,55px); line-height: 1; letter-spacing: -.055em; }
.engine-copy { margin: 23px 0 0; color: var(--ink-soft); font-size: 16px; line-height: 1.75; max-width: 540px; }
.engine-list { display: grid; gap: 0; margin: 8px 38px 0; border-top: 1px solid var(--line); }
.engine-row { display: grid; grid-template-columns: 130px 1fr; gap: 18px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.engine-row dt { color: var(--ink-muted); font: 650 10px/1.5 "IBM Plex Mono", monospace; letter-spacing: .1em; text-transform: uppercase; }
.engine-row dd { margin: 0; color: #fff; font-size: 13px; font-weight: 720; }
.engine-action { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 28px 38px 38px; }
.engine-status { display: inline-flex; align-items: center; gap: 9px; color: var(--success); font: 700 10px/1.3 "IBM Plex Mono", monospace; letter-spacing: .09em; text-transform: uppercase; }
.engine-status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; box-shadow: 0 0 13px currentColor; }

.protocol-wrap {
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: rgba(6,21,31,.6);
  box-shadow: var(--shadow-xl);
}
.protocol-grid { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); }
.protocol-step { position: relative; min-height: 260px; padding: 28px 24px 24px; }
.protocol-step + .protocol-step { border-left: 1px solid var(--line); }
.protocol-step::after {
  content: "";
  position: absolute;
  left: 24px;
  right: 24px;
  top: 80px;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), transparent);
  opacity: .28;
}
.protocol-num { color: var(--cyan); font: 700 11px/1 "IBM Plex Mono", monospace; }
.protocol-step h3 { margin: 56px 0 11px; font-family: "Space Grotesk", sans-serif; font-size: 18px; line-height: 1.2; letter-spacing: -.025em; }
.protocol-step p { margin: 0; color: var(--ink-muted); font-size: 13px; line-height: 1.65; }

.decision-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 14px; }
.decision-card {
  position: relative;
  min-height: 310px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(12,38,53,.67), rgba(3,13,20,.86));
  transition: transform .24s ease, border-color .24s ease;
}
.decision-card:hover { transform: translateY(-5px); border-color: rgba(101,232,242,.33); }
.decision-chip { display: inline-flex; padding: 7px 10px; border: 1px solid rgba(103,230,181,.24); border-radius: 999px; background: rgba(103,230,181,.07); color: var(--success); font: 700 9px/1.2 "IBM Plex Mono", monospace; letter-spacing: .08em; text-transform: uppercase; }
.decision-chip.control { color: var(--warning); border-color: rgba(244,197,109,.25); background: rgba(244,197,109,.07); }
.decision-chip.stop { color: var(--danger); border-color: rgba(255,140,136,.25); background: rgba(255,140,136,.07); }
.decision-card h3 { margin: 66px 0 12px; font-family: "Space Grotesk", sans-serif; font-size: 23px; line-height: 1.15; letter-spacing: -.035em; }
.decision-card p { margin: 0; color: var(--ink-muted); font-size: 14px; }
.decision-code { position: absolute; right: 22px; bottom: 21px; color: rgba(255,255,255,.15); font: 700 26px/1 "IBM Plex Mono", monospace; }

.offer-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }
.offer-card {
  position: relative;
  min-height: 430px;
  display: flex;
  flex-direction: column;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(6,22,33,.72);
}
.offer-card.featured { border-color: rgba(101,232,242,.35); box-shadow: var(--shadow-glow); }
.offer-tag { color: var(--cyan); font: 700 9px/1.3 "IBM Plex Mono", monospace; letter-spacing: .14em; text-transform: uppercase; }
.offer-card h3 { margin: 27px 0 12px; font-family: "Space Grotesk", sans-serif; font-size: 27px; line-height: 1.1; letter-spacing: -.04em; }
.offer-card p { margin: 0; color: var(--ink-muted); font-size: 14px; line-height: 1.7; }
.offer-price { margin-top: auto; padding-top: 38px; font-family: "Space Grotesk", sans-serif; font-size: 33px; font-weight: 650; letter-spacing: -.04em; }
.offer-note { display: block; margin-top: 4px; color: var(--ink-muted); font: 600 10px/1.4 "IBM Plex Mono", monospace; }
.offer-link { display: inline-flex; align-items: center; gap: 7px; margin-top: 24px; color: var(--ice); text-decoration: none; font-size: 13px; font-weight: 800; }
.offer-link:hover { color: var(--cyan); }

.proof-panel {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 60px;
  align-items: center;
  padding: 54px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(10,35,49,.87), rgba(3,13,20,.95));
  box-shadow: var(--shadow-xl);
}
.proof-panel::before { content: ""; position: absolute; width: 480px; aspect-ratio: 1; right: -180px; top: -210px; border-radius: 50%; background: rgba(101,232,242,.08); filter: blur(30px); }
.metric-large { font-family: "Space Grotesk", sans-serif; font-size: clamp(76px,10vw,140px); line-height: .82; font-weight: 570; letter-spacing: -.09em; color: transparent; background: linear-gradient(135deg,#fff,#78dce6); background-clip: text; -webkit-background-clip: text; }
.metric-label { margin-top: 20px; color: var(--ink-soft); font-size: 17px; line-height: 1.5; max-width: 340px; }
.proof-panel h2 { font-size: clamp(37px,4.5vw,60px); }
.proof-points { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; margin-top: 28px; }
.proof-point { padding: 16px; border: 1px solid var(--line); border-radius: 15px; background: rgba(255,255,255,.025); }
.proof-point strong { display: block; color: #fff; font-size: 13px; }
.proof-point span { display: block; margin-top: 5px; color: var(--ink-muted); font-size: 11px; }

.cta-section { padding: 80px 0 110px; }
.cta-panel {
  position: relative;
  overflow: hidden;
  padding: 74px 58px;
  border: 1px solid rgba(101,232,242,.22);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 85% 18%, rgba(101,232,242,.14), transparent 23rem),
    linear-gradient(145deg, rgba(10,38,53,.9), rgba(3,12,19,.97));
  box-shadow: var(--shadow-xl), var(--shadow-glow);
}
.cta-panel::after { content: "ASTRYNN"; position: absolute; right: -28px; bottom: -34px; color: rgba(255,255,255,.025); font-family: "Space Grotesk", sans-serif; font-size: clamp(100px,17vw,240px); font-weight: 700; line-height: .8; letter-spacing: -.08em; pointer-events: none; }
.cta-panel h2 { max-width: 900px; font-size: clamp(43px,6vw,78px); }
.cta-panel p { max-width: 650px; margin: 23px 0 0; color: var(--ink-soft); font-size: 18px; }
.cta-actions { position: relative; z-index: 2; display: flex; flex-wrap: wrap; gap: 13px; margin-top: 34px; }

.site-footer { border-top: 1px solid var(--line); background: rgba(1,6,10,.46); }
.footer-main { display: grid; grid-template-columns: 1.15fr .85fr .85fr; gap: 60px; padding: 64px 0 48px; }
.footer-brand .brand { margin-bottom: 20px; }
.footer-brand p { max-width: 420px; margin: 0; color: var(--ink-muted); font-size: 13px; }
.footer-col h3 { margin: 0 0 16px; color: var(--ink-muted); font: 700 9px/1.2 "IBM Plex Mono", monospace; letter-spacing: .15em; text-transform: uppercase; }
.footer-col a { display: block; width: fit-content; margin: 10px 0; color: var(--ink-soft); text-decoration: none; font-size: 13px; font-weight: 650; }
.footer-col a:hover { color: var(--cyan); }
.footer-bottom { display: flex; justify-content: space-between; gap: 30px; padding: 22px 0 32px; border-top: 1px solid var(--line); color: var(--ink-muted); font-size: 11px; }

.cookie-banner {
  position: fixed;
  left: 50%;
  bottom: 18px;
  z-index: 5000;
  width: min(980px, calc(100% - 28px));
  display: none;
  grid-template-columns: 1fr auto;
  gap: 22px;
  align-items: center;
  padding: 18px 20px;
  transform: translateX(-50%);
  border: 1px solid rgba(101,232,242,.26);
  border-radius: 20px;
  background: rgba(3,14,22,.95);
  box-shadow: 0 24px 80px rgba(0,0,0,.55);
  backdrop-filter: blur(18px);
}
.cookie-banner.show { display: grid; }
.cookie-copy { color: var(--ink-muted); font-size: 12px; line-height: 1.55; }
.cookie-copy strong { display: block; margin-bottom: 3px; color: #fff; font-size: 13px; }
.cookie-copy a { color: var(--cyan); text-decoration: none; }
.cookie-actions { display: flex; gap: 9px; }
.cookie-button { min-height: 39px; padding: 0 14px; border: 1px solid var(--line-strong); border-radius: 999px; background: rgba(255,255,255,.03); color: #fff; cursor: pointer; font-size: 11px; font-weight: 800; }
.cookie-button.accept { background: var(--cyan); border-color: var(--cyan); color: #021017; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .75s cubic-bezier(.22,1,.36,1), transform .75s cubic-bezier(.22,1,.36,1); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .08s; }
.reveal-delay-2 { transition-delay: .16s; }
.reveal-delay-3 { transition-delay: .24s; }

/* Orbyn page */
.subhero { position: relative; min-height: 790px; display: flex; align-items: center; padding: 150px 0 90px; overflow: clip; }
.subhero-grid { display: grid; grid-template-columns: 1.03fr .97fr; gap: 70px; align-items: center; }
.subhero h1 { margin: 0; font-family: "Space Grotesk",sans-serif; font-size: clamp(54px,7vw,94px); font-weight: 600; line-height: .96; letter-spacing: -.067em; text-wrap: balance; }
.subhero p { max-width: 680px; margin: 28px 0 0; color: var(--ink-soft); font-size: 19px; line-height: 1.7; }
.blueprint-ui { position: relative; min-height: 560px; }
.blueprint-frame { position: absolute; inset: 8% 0 3% 5%; overflow: hidden; border: 1px solid var(--line-strong); border-radius: 30px; background: linear-gradient(145deg, rgba(11,38,54,.88), rgba(3,13,21,.95)); box-shadow: var(--shadow-xl); transform: perspective(1100px) rotateY(-7deg) rotateX(4deg); }
.bp-topbar { height: 54px; display: flex; align-items: center; justify-content: space-between; padding: 0 20px; border-bottom: 1px solid var(--line); color: var(--ink-muted); font: 650 9px/1 "IBM Plex Mono", monospace; letter-spacing: .1em; }
.bp-status { display: inline-flex; align-items: center; gap: 7px; color: var(--success); }
.bp-status::before { content:""; width:7px; height:7px; border-radius:50%; background:currentColor; box-shadow:0 0 12px currentColor; }
.bp-canvas { position: relative; height: calc(100% - 54px); background-image: radial-gradient(rgba(101,232,242,.22) 1px, transparent 1px); background-size: 23px 23px; }
.bp-node { position: absolute; min-width: 150px; padding: 13px 14px; border: 1px solid var(--line); border-radius: 13px; background: rgba(3,16,24,.94); box-shadow: 0 14px 35px rgba(0,0,0,.33); }
.bp-node small { display:block; color:var(--ink-muted); font:600 8px/1.3 "IBM Plex Mono", monospace; letter-spacing:.09em; text-transform:uppercase; }
.bp-node b { display:block; margin-top:6px; font-size:11px; }
.bp-node:nth-child(1){left:8%;top:14%}.bp-node:nth-child(2){right:10%;top:17%}.bp-node:nth-child(3){left:32%;top:45%}.bp-node:nth-child(4){left:7%;bottom:12%}.bp-node:nth-child(5){right:8%;bottom:12%}
.bp-node.core { border-color: rgba(101,232,242,.38); box-shadow: 0 0 40px rgba(101,232,242,.1); }
.bp-line { position:absolute; height:1px; background:linear-gradient(90deg,rgba(101,232,242,.05),rgba(101,232,242,.55),rgba(101,232,242,.05)); transform-origin:left center; }
.bp-l1{width:36%;left:23%;top:28%;transform:rotate(9deg)}.bp-l2{width:30%;left:58%;top:29%;transform:rotate(-10deg)}.bp-l3{width:28%;left:19%;top:65%;transform:rotate(-28deg)}.bp-l4{width:35%;left:56%;top:65%;transform:rotate(25deg)}
.blueprint-badge { position:absolute; right:-7%; bottom:0; width:190px; padding:18px; border:1px solid rgba(211,184,120,.3); border-radius:18px; background:rgba(7,21,30,.93); box-shadow:var(--shadow-xl); }
.blueprint-badge small { color:var(--gold); font:700 8px/1.3 "IBM Plex Mono", monospace; letter-spacing:.13em; text-transform:uppercase; }
.blueprint-badge strong { display:block; margin-top:8px; font-size:13px; }

.definition-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:18px; }
.definition-card { min-height:330px; padding:30px; border:1px solid var(--line); border-radius:var(--radius-lg); background:linear-gradient(145deg,rgba(12,38,53,.65),rgba(3,13,20,.85)); }
.definition-num { color:var(--cyan); font:700 10px/1 "IBM Plex Mono", monospace; }
.definition-card h3 { margin:72px 0 13px; font-family:"Space Grotesk",sans-serif; font-size:25px; letter-spacing:-.04em; }
.definition-card p { margin:0; color:var(--ink-muted); font-size:14px; }

.principle-panel { display:grid; grid-template-columns:.9fr 1.1fr; gap:60px; align-items:center; padding:54px; border:1px solid var(--line); border-radius:var(--radius-xl); background:linear-gradient(140deg,rgba(12,38,53,.78),rgba(3,13,20,.94)); box-shadow:var(--shadow-xl); }
.principle-quote { font-family:"Space Grotesk",sans-serif; font-size:clamp(39px,5vw,65px); line-height:1.03; letter-spacing:-.055em; }
.principle-list { display:grid; gap:12px; }
.principle-item { display:flex; gap:14px; padding:18px; border:1px solid var(--line); border-radius:16px; background:rgba(255,255,255,.02); }
.principle-item span { display:grid; place-items:center; flex:0 0 30px; height:30px; border-radius:50%; background:rgba(101,232,242,.08); color:var(--cyan); font:700 10px/1 "IBM Plex Mono",monospace; }
.principle-item strong { display:block; font-size:13px; }
.principle-item p { margin:4px 0 0; color:var(--ink-muted); font-size:12px; }

.lifecycle { display:grid; gap:10px; }
.lifecycle-row { display:grid; grid-template-columns:68px 1.15fr .85fr 120px; gap:18px; align-items:center; padding:18px 20px; border:1px solid var(--line); border-radius:16px; background:rgba(255,255,255,.018); }
.lifecycle-code { color:var(--cyan); font:700 10px/1 "IBM Plex Mono", monospace; }
.lifecycle-row strong { font-size:14px; }
.lifecycle-row p { margin:0; color:var(--ink-muted); font-size:12px; }
.lifecycle-state { justify-self:end; padding:6px 9px; border:1px solid var(--line); border-radius:999px; color:var(--ink-soft); font:700 8px/1 "IBM Plex Mono",monospace; letter-spacing:.08em; text-transform:uppercase; }

/* Existing legal pages can opt into refreshed utility classes */

@media (max-width: 1120px) {
  .desktop-nav { gap: 18px; }
  .hero-grid, .subhero-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 142px; }
  .control-plane { width: min(650px,100%); margin: 20px auto 0; }
  .problem-grid { grid-template-columns: 1fr; gap: 42px; }
  .sticky-copy { position: static; }
  .protocol-grid { grid-template-columns: repeat(3,1fr); }
  .protocol-step:nth-child(4) { border-left: 0; border-top: 1px solid var(--line); }
  .protocol-step:nth-child(5) { border-top: 1px solid var(--line); }
  .decision-grid { grid-template-columns: repeat(2,1fr); }
  .blueprint-ui { width:min(650px,100%); margin-inline:auto; }
}

@media (max-width: 900px) {
  .desktop-nav, .nav-actions > .btn { display: none; }
  .menu-button { display: inline-flex; }
  .hero { min-height: auto; }
  .hero-grid { gap: 44px; }
  .twin-grid, .offer-grid, .proof-panel, .principle-panel { grid-template-columns: 1fr; }
  .engine-card { min-height: 570px; }
  .protocol-grid { grid-template-columns: repeat(2,1fr); }
  .protocol-step:nth-child(3), .protocol-step:nth-child(5) { border-left: 0; }
  .protocol-step:nth-child(3) { border-top: 1px solid var(--line); }
  .protocol-step:nth-child(4) { border-left: 1px solid var(--line); }
  .proof-panel { gap: 38px; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 700px) {
  .container { width: min(100% - 30px, var(--container)); }
  .navbar { min-height: 70px; }
  .brand-symbol { width: 38px; height: 38px; }
  .brand-name { font-size: 13px; }
  .brand-tag { display: none; }
  .hero, .subhero { padding: 118px 0 70px; }
  .hero h1, .subhero h1 { font-size: clamp(47px,14vw,66px); }
  .hero-lead, .subhero p { font-size: 16px; }
  .hero-actions .btn, .cta-actions .btn { width: 100%; }
  .hero-proof { gap: 12px; }
  .proof-item { width: 100%; }
  .control-plane { min-height: 510px; margin-top: 0; transform: scale(.88); transform-origin: center top; margin-bottom: -60px; }
  .system-node { width: 150px; padding: 13px; }
  .node-a { left:-5%; }.node-b{right:-5%}.node-c{left:-3%}.node-d{right:-4%}
  .control-core { width: 205px; }
  .signal-track { width: max-content; min-width: 100%; justify-content: flex-start; animation: marquee 24s linear infinite; }
  .signal-item { flex: 0 0 auto; min-width: 260px; }
  @keyframes marquee { to { transform: translateX(-50%); } }
  .section { padding: 92px 0; }
  .section-tight { padding: 72px 0; }
  .section h2 { font-size: clamp(37px,11vw,52px); }
  .section-intro { font-size: 16px; }
  .problem-card { grid-template-columns: 45px 1fr; padding: 21px; gap: 15px; }
  .problem-index { width: 40px; height: 40px; }
  .twin-grid, .decision-grid, .definition-grid, .proof-points { grid-template-columns: 1fr; }
  .engine-top { padding: 28px 24px 22px; }
  .engine-kicker { margin-top: 45px; }
  .engine-list { margin-inline: 24px; }
  .engine-row { grid-template-columns: 1fr; gap: 6px; }
  .engine-action { padding: 24px; flex-direction: column; align-items: stretch; }
  .protocol-grid { grid-template-columns: 1fr; }
  .protocol-step { min-height: 220px; }
  .protocol-step + .protocol-step { border-left:0; border-top:1px solid var(--line); }
  .protocol-step:nth-child(4){border-left:0}
  .proof-panel, .principle-panel { padding: 30px 22px; }
  .cta-panel { padding: 55px 24px; }
  .footer-main { grid-template-columns: 1fr; gap: 34px; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { flex-direction: column; gap: 8px; }
  .cookie-banner { grid-template-columns: 1fr; }
  .cookie-actions { width: 100%; }
  .cookie-button { flex: 1; }
  .blueprint-ui { min-height: 450px; margin-top: 30px; }
  .blueprint-frame { inset: 5% -7% 8% 1%; transform: none; }
  .blueprint-badge { right:0; }
  .bp-node { min-width: 125px; padding:11px; }
  .bp-node:nth-child(3){left:29%}
  .lifecycle-row { grid-template-columns: 52px 1fr; }
  .lifecycle-row p { grid-column:2; }
  .lifecycle-state { grid-column:2; justify-self:start; }
}

@media (max-width: 430px) {
  .control-plane { transform: scale(.75); margin-inline:-11%; width:122%; margin-bottom:-125px; }
  .mobile-nav .mobile-actions { flex-direction: column; }
  .mobile-nav .btn { width:100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* Shared gradient treatment for hero and subpage headlines */
.gradient-text {
  color: transparent;
  background: linear-gradient(110deg, #fff 5%, #bceef3 44%, #6ad9e5 72%, #d8dee4 96%);
  background-clip: text;
  -webkit-background-clip: text;
}

@media (max-width: 700px) {
  .signal-strip { overflow-x: auto; scrollbar-width: none; }
  .signal-strip::-webkit-scrollbar { display: none; }
  .signal-track { animation: none; width: max-content; }
}
@media print {
  .reveal { opacity: 1 !important; transform: none !important; }
  .site-header { position: absolute; }
  .cookie-banner { display: none !important; }
}

@media (max-width: 700px) {
  .control-plane {
    width: 100%;
    min-height: 540px;
    margin: 8px auto 0;
    transform: none;
    transform-origin: center;
  }
  .control-core { width: 188px; }
  .core-symbol { width: 66px; }
  .system-node { width: 136px; padding: 12px; }
  .node-label { font-size: 8px; }
  .node-value { font-size: 11px; }
  .node-meta { font-size: 7.5px; }
  .node-a { left: 0; top: 10%; }
  .node-b { right: 0; top: 10%; }
  .node-c { left: 0; bottom: 13%; }
  .node-d { right: 0; bottom: 13%; }
}
@media (max-width: 430px) {
  .control-plane { width: 100%; margin-inline: auto; margin-bottom: 0; transform: none; }
}