:root {
  color-scheme: dark;

  /* Colour system */
  --ink-950: #05070c;
  --ink-900: #070a10;
  --ink-850: #0a0f18;
  --ink-800: #0d1420;
  --ink-700: #121b2a;
  --panel: rgba(14, 22, 34, 0.72);
  --panel-strong: rgba(18, 29, 45, 0.88);
  --line: rgba(158, 184, 209, 0.16);
  --line-strong: rgba(95, 216, 255, 0.32);
  --text: #f4f8fb;
  --text-soft: #c3d0dc;
  --text-muted: #8292a4;
  --cyan: #5fd8ff;
  --cyan-deep: #0f86ad;
  --blue: #5f8dff;
  --violet: #8f7cff;
  --violet-soft: rgba(143, 124, 255, 0.18);
  --graphite-glow: rgba(3, 8, 16, 0.78);

  /* Typography */
  --font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-weight-medium: 560;
  --font-weight-bold: 740;
  --letter-tight: -0.055em;
  --letter-label: 0.16em;
  --step--1: clamp(0.82rem, 0.8rem + 0.14vw, 0.92rem);
  --step-0: clamp(1rem, 0.96rem + 0.18vw, 1.12rem);
  --step-1: clamp(1.14rem, 1.06rem + 0.38vw, 1.36rem);
  --step-2: clamp(1.35rem, 1.18rem + 0.82vw, 1.85rem);
  --step-3: clamp(2.1rem, 1.65rem + 2.2vw, 3.4rem);
  --step-4: clamp(3rem, 2.1rem + 4.6vw, 6rem);
  --step-5: clamp(3.5rem, 2.25rem + 6.4vw, 8.2rem);

  /* Spacing and layout */
  --container: 1180px;
  --container-wide: 1380px;
  --gutter: clamp(1rem, 3vw, 2rem);
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4.5rem;
  --space-section: clamp(5.5rem, 10vw, 10rem);
  --space-section-tight: clamp(4rem, 7vw, 7rem);

  /* Radius, shadow, glow */
  --radius-sm: 0.7rem;
  --radius-md: 1rem;
  --radius-lg: 1.45rem;
  --radius-xl: 2rem;
  --shadow-soft: 0 1.6rem 5rem rgba(0, 0, 0, 0.34);
  --shadow-panel: 0 2.2rem 7rem rgba(0, 0, 0, 0.48);
  --glow-cyan: 0 0 5rem rgba(95, 216, 255, 0.18);
  --glow-violet: 0 0 5rem rgba(143, 124, 255, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--ink-950);
}

body {
  min-width: 320px;
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--step-0);
  line-height: 1.6;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 4%, rgba(95, 216, 255, 0.15), transparent 28rem),
    radial-gradient(circle at 86% 10%, rgba(143, 124, 255, 0.13), transparent 32rem),
    radial-gradient(circle at 62% 72%, rgba(15, 134, 173, 0.10), transparent 36rem),
    linear-gradient(180deg, var(--ink-950) 0%, var(--ink-900) 45%, #05070c 100%);
  overflow-x: hidden;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
}

body::before {
  background-image:
    linear-gradient(rgba(158, 184, 209, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(158, 184, 209, 0.036) 1px, transparent 1px);
  background-size: 76px 76px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 78%);
}

body::after {
  z-index: -1;
  background:
    radial-gradient(circle at 24% 18%, rgba(95, 216, 255, 0.12), transparent 18rem),
    radial-gradient(circle at 76% 34%, rgba(143, 124, 255, 0.10), transparent 20rem),
    radial-gradient(circle at 55% 86%, rgba(95, 216, 255, 0.08), transparent 22rem);
  opacity: 0.78;
  animation: ambient-drift 18s ease-in-out infinite alternate;
}

a {
  color: inherit;
}

button {
  font: inherit;
}

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

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

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

::selection {
  color: #021018;
  background: var(--cyan);
}

.skip-link {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 100;
  transform: translateY(-150%);
  border-radius: 999px;
  background: var(--cyan);
  color: #021018;
  padding: 0.75rem 1rem;
  font-weight: var(--font-weight-bold);
  text-decoration: none;
}

.skip-link:focus {
  transform: translateY(0);
}

.scroll-progress {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 90;
  height: 2px;
  pointer-events: none;
  background: rgba(158, 184, 209, 0.08);
}

.scroll-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
  transform: scaleX(0);
  transform-origin: left center;
  will-change: transform;
}

.container {
  width: min(100% - (var(--gutter) * 2), var(--container));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid rgba(158, 184, 209, 0.10);
  background: rgba(5, 7, 12, 0.72);
  backdrop-filter: blur(20px);
  transition: border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.site-header[data-scrolled] {
  border-color: rgba(158, 184, 209, 0.18);
  background: rgba(5, 7, 12, 0.88);
  box-shadow: 0 1.25rem 3rem rgba(0, 0, 0, 0.26);
}

.header-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: var(--space-3);
  min-height: 4.75rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  width: max-content;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 2.35rem;
  height: 2.35rem;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 0.7rem;
  background:
    radial-gradient(circle at 30% 20%, rgba(95, 216, 255, 0.32), transparent 58%),
    rgba(10, 15, 24, 0.86);
  box-shadow: var(--glow-cyan);
  color: var(--text);
  font-size: 0.66rem;
  font-weight: 820;
  letter-spacing: 0.08em;
}

.brand-text {
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 760;
  letter-spacing: -0.02em;
}

.nav-toggle {
  display: inline-flex;
  min-height: 2.55rem;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.035);
  color: var(--text-soft);
  padding-inline: 1rem;
  font-size: 0.82rem;
  font-weight: var(--font-weight-bold);
}

.site-nav {
  position: absolute;
  top: calc(100% + 0.5rem);
  right: var(--gutter);
  left: var(--gutter);
  display: none;
  grid-template-columns: 1fr;
  gap: 0.3rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(8, 12, 19, 0.96);
  padding: 0.55rem;
  box-shadow: var(--shadow-soft);
}

.site-nav[data-open] {
  display: grid;
}

.site-nav a,
.site-footer a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 180ms ease, background 180ms ease, border-color 180ms ease;
}

.site-nav a {
  border-radius: 999px;
  padding: 0.75rem 0.9rem;
  font-size: 0.86rem;
  font-weight: 660;
}

.site-nav a:hover,
.site-footer a:hover {
  color: var(--text);
}

.site-nav a:hover,
.nav-link.is-active {
  background: rgba(255, 255, 255, 0.045);
}

.nav-link.is-active {
  color: var(--text);
  box-shadow: inset 0 0 0 1px rgba(95, 216, 255, 0.16);
}

.header-cta {
  display: none;
  min-height: 2.55rem;
  align-items: center;
  border: 1px solid rgba(95, 216, 255, 0.26);
  border-radius: 999px;
  padding-inline: 1rem;
  color: var(--text);
  font-size: 0.82rem;
  font-weight: var(--font-weight-bold);
  text-decoration: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.section-shell {
  position: relative;
  padding-block: var(--space-section);
  scroll-margin-top: 5rem;
}

.is-enhanced .reveal {
  opacity: 0;
  transform: translateY(1.8rem);
  transition: opacity 680ms ease, transform 820ms cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

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

.cinematic-section {
  background:
    linear-gradient(90deg, transparent, rgba(95, 216, 255, 0.04), transparent),
    linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.018), transparent);
}

.hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  min-height: calc(100svh - 4.75rem);
  display: grid;
  align-items: center;
  padding-block: clamp(5.75rem, 9vw, 9.5rem) clamp(3rem, 5.8vw, 5.25rem);
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.hero::before {
  inset: 0;
  z-index: -3;
  background:
    radial-gradient(circle at 13% 18%, rgba(95, 216, 255, 0.18), transparent 28rem),
    radial-gradient(circle at 76% 20%, rgba(143, 124, 255, 0.16), transparent 31rem),
    radial-gradient(circle at 58% 84%, rgba(15, 134, 173, 0.13), transparent 35rem),
    linear-gradient(180deg, rgba(5, 7, 12, 0.22), rgba(5, 7, 12, 0.82));
}

.hero::after {
  right: 0;
  bottom: -1px;
  left: 0;
  z-index: -1;
  height: clamp(7rem, 16vw, 15rem);
  background:
    linear-gradient(180deg, transparent, rgba(5, 7, 12, 0.72) 54%, var(--ink-950)),
    linear-gradient(90deg, transparent, rgba(95, 216, 255, 0.08), transparent);
}

.hero-atmosphere {
  position: absolute;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
}

.hero-atmosphere::before {
  content: "";
  position: absolute;
  inset: -10% -4% 4%;
  background-image:
    linear-gradient(rgba(158, 184, 209, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(158, 184, 209, 0.035) 1px, transparent 1px);
  background-size: clamp(52px, 5vw, 84px) clamp(52px, 5vw, 84px);
  mask-image:
    radial-gradient(circle at 68% 34%, black, transparent 54%),
    linear-gradient(to bottom, black, transparent 88%);
  opacity: 0.62;
  animation: hero-grid-breathe 24s ease-in-out infinite alternate;
}

.hero-glow,
.hero-signal-line {
  position: absolute;
  display: block;
}

.hero-glow {
  width: clamp(19rem, 34vw, 38rem);
  aspect-ratio: 1;
  border-radius: 999px;
  filter: blur(18px);
  opacity: 0.42;
  animation: hero-glow-drift 18s ease-in-out infinite alternate;
}

.hero-glow-one {
  top: 12%;
  right: 4%;
  background: radial-gradient(circle, rgba(95, 216, 255, 0.24), transparent 67%);
}

.hero-glow-two {
  bottom: 0;
  left: 34%;
  background: radial-gradient(circle, rgba(143, 124, 255, 0.16), transparent 68%);
  animation-delay: -6s;
}

.hero-signal-line {
  height: 1px;
  transform-origin: left center;
  background: linear-gradient(90deg, transparent, rgba(95, 216, 255, 0.34), rgba(143, 124, 255, 0.18), transparent);
  opacity: 0.55;
  animation: signal-slide 12s ease-in-out infinite alternate;
}

.hero-signal-line-one {
  top: 32%;
  left: 45%;
  width: 36vw;
  transform: rotate(-8deg);
}

.hero-signal-line-two {
  right: 12%;
  bottom: 23%;
  width: 28vw;
  transform: rotate(16deg);
  animation-delay: -4s;
}

.hero-grid,
.split-layout {
  display: grid;
  gap: clamp(2.5rem, 7vw, 6rem);
  align-items: center;
}

.hero-grid {
  width: min(100% - (var(--gutter) * 2), var(--container-wide));
  gap: clamp(3rem, 8vw, 9rem);
}

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

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: 740px;
}

.section-copy-wide {
  max-width: 900px;
}

.eyebrow {
  margin-bottom: var(--space-3);
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 820;
  letter-spacing: var(--letter-label);
  text-transform: uppercase;
}

.hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: clamp(1.1rem, 2vw, 1.55rem);
}

.hero .eyebrow::before {
  content: "";
  width: 2.8rem;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), transparent);
  box-shadow: 0 0 1.4rem rgba(95, 216, 255, 0.45);
}

h1,
h2 {
  max-width: 12ch;
  font-weight: 780;
  letter-spacing: var(--letter-tight);
  line-height: 0.96;
}

h1 {
  max-width: 13ch;
  font-size: var(--step-5);
}

.hero h1 {
  max-width: 16.2ch;
  font-size: clamp(3.25rem, 5vw, 6.45rem);
  line-height: 0.92;
  letter-spacing: -0.064em;
  text-wrap: balance;
}

h2 {
  font-size: var(--step-4);
}

.section-copy p,
.hero-lede,
.final-cta-inner > p {
  color: var(--text-soft);
}

.hero-lede {
  max-width: 660px;
  margin-top: clamp(1.25rem, 2.2vw, 2rem);
  font-size: clamp(1.08rem, 0.98rem + 0.42vw, 1.34rem);
  line-height: 1.55;
}

.section-copy p {
  max-width: 620px;
  margin-top: var(--space-4);
  font-size: var(--step-1);
  line-height: 1.6;
}

.section-copy p + p {
  margin-top: var(--space-3);
}

.section-points,
.stage-list,
.chip-list {
  margin-top: var(--space-4);
}

.section-points,
.stage-list {
  display: grid;
  gap: var(--space-2);
  padding: 0;
}

.section-points {
  list-style: none;
}

.section-points li,
.stage-list li,
.chip-list span {
  border: 1px solid rgba(158, 184, 209, 0.13);
  background: rgba(5, 7, 12, 0.42);
  color: var(--text-soft);
}

.section-points li,
.stage-list li {
  border-radius: var(--radius-md);
  padding: 0.8rem 0.95rem;
  font-size: var(--step--1);
  font-weight: 620;
}

.stage-list {
  list-style-position: inside;
  color: var(--cyan);
}

.stage-list li {
  color: var(--text-soft);
}

.stage-list span {
  color: var(--text);
  font-weight: 760;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.chip-list span {
  border-radius: 999px;
  padding: 0.55rem 0.75rem;
  font-size: 0.78rem;
  font-weight: 700;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  align-items: stretch;
  margin-top: var(--space-5);
}

.button {
  display: inline-flex;
  min-height: 3.2rem;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0 1.2rem;
  font-size: 0.92rem;
  font-weight: 760;
  text-decoration: none;
  transition:
    border-color 180ms ease,
    background 180ms ease,
    color 180ms ease,
    transform 180ms ease,
    box-shadow 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--cyan), #a9eeff);
  color: #03111a;
  box-shadow: 0 0.9rem 2.8rem rgba(95, 216, 255, 0.18);
}

.button-secondary {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.035);
  color: var(--text);
}

.button-secondary:hover,
.header-cta:hover {
  border-color: rgba(95, 216, 255, 0.36);
  background: rgba(95, 216, 255, 0.06);
}

.visual-panel,
.visual-system,
.system-panel,
.metrics-strip,
.outcome-strip {
  border: 1px solid var(--line);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.018)),
    var(--panel);
  box-shadow: var(--shadow-panel);
  backdrop-filter: blur(18px);
}

.visual-panel,
.visual-system,
.metrics-strip {
  border-radius: var(--radius-xl);
}

.visual-panel {
  position: relative;
  min-height: 24rem;
  overflow: hidden;
  isolation: isolate;
}

.visual-system {
  position: relative;
  width: 100%;
  overflow: hidden;
  padding: clamp(0.55rem, 1.4vw, 0.85rem);
  isolation: isolate;
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.visual-system:hover {
  transform: translateY(-3px);
  border-color: rgba(95, 216, 255, 0.28);
  box-shadow: var(--shadow-panel), 0 0 5rem rgba(95, 216, 255, 0.08);
}

.visual-system::before,
.visual-system::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.visual-system::before {
  inset: -1px;
  z-index: -2;
  background:
    radial-gradient(circle at 22% 12%, rgba(95, 216, 255, 0.18), transparent 20rem),
    radial-gradient(circle at 82% 82%, rgba(143, 124, 255, 0.14), transparent 18rem);
}

.visual-system::after {
  inset: 0;
  z-index: 2;
  border-radius: inherit;
  opacity: 0.95;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.10),
    inset 0 0 0 1px rgba(95, 216, 255, 0.04),
    inset 0 -5rem 9rem rgba(5, 7, 12, 0.16);
  animation: panel-edge-shimmer 9s ease-in-out infinite alternate;
}

.hero-graph {
  --hero-shift-x: 0px;
  --hero-shift-y: 0px;
  min-height: clamp(27rem, 39vw, 41rem);
  border-color: rgba(95, 216, 255, 0.22);
  background:
    radial-gradient(circle at 34% 22%, rgba(95, 216, 255, 0.13), transparent 20rem),
    radial-gradient(circle at 78% 78%, rgba(143, 124, 255, 0.12), transparent 22rem),
    linear-gradient(145deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.018)),
    rgba(8, 13, 21, 0.78);
  box-shadow:
    0 3rem 9rem rgba(0, 0, 0, 0.55),
    0 0 7rem rgba(95, 216, 255, 0.10),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  transform: translate3d(var(--hero-shift-x), var(--hero-shift-y), 0);
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.hero-graph:hover {
  transform: translate3d(var(--hero-shift-x), calc(var(--hero-shift-y) - 3px), 0);
}

.hero-graph::before {
  inset: -12%;
  z-index: -2;
  background:
    radial-gradient(circle at 52% 42%, rgba(95, 216, 255, 0.18), transparent 22rem),
    conic-gradient(from 132deg at 50% 50%, transparent, rgba(95, 216, 255, 0.08), transparent 23%, rgba(143, 124, 255, 0.08), transparent 48%);
  filter: blur(0.4px);
  animation: hero-object-breathe 10s ease-in-out infinite alternate;
}

.hero-graph::after {
  border-radius: inherit;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.13),
    inset 0 0 0 1px rgba(95, 216, 255, 0.08),
    inset 0 -8rem 11rem rgba(5, 7, 12, 0.20);
}

.visual-frame {
  position: relative;
  display: block;
  width: 100%;
  --glow-x: 50%;
  --glow-y: 50%;
  --glow-opacity: 0;
  overflow: hidden;
  border: 1px solid rgba(158, 184, 209, 0.13);
  border-radius: calc(var(--radius-xl) - 0.45rem);
  background:
    radial-gradient(circle at 24% 18%, rgba(95, 216, 255, 0.12), transparent 18rem),
    linear-gradient(145deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.012)),
    var(--ink-900);
  aspect-ratio: 16 / 11;
}

.visual-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(158, 184, 209, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(158, 184, 209, 0.025) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(135deg, black, transparent 84%);
  animation: signal-grid-shift 18s linear infinite;
}

.visual-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: radial-gradient(
    circle at var(--glow-x) var(--glow-y),
    rgba(95, 216, 255, calc(var(--glow-opacity) * 0.24)),
    rgba(143, 124, 255, calc(var(--glow-opacity) * 0.10)) 24%,
    transparent 48%
  );
  transition: opacity 180ms ease;
}

.visual-frame[data-interactive="true"] {
  will-change: transform;
}

.hero-graph .visual-frame {
  border-color: rgba(95, 216, 255, 0.20);
  background:
    radial-gradient(circle at 50% 40%, rgba(95, 216, 255, 0.16), transparent 22rem),
    linear-gradient(145deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.014)),
    var(--ink-900);
  box-shadow:
    inset 0 0 0 1px rgba(95, 216, 255, 0.06),
    inset 0 -6rem 10rem rgba(5, 7, 12, 0.28);
  animation: graph-frame-pulse 6.5s ease-in-out infinite;
}

.visual-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: var(--ink-900);
  transform: scale(1.002);
}

.visual-caption {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  z-index: 8;
  max-width: min(74%, 32rem);
  border: 1px solid rgba(158, 184, 209, 0.16);
  border-radius: 999px;
  background: rgba(5, 7, 12, 0.70);
  color: var(--text-soft);
  padding: 0.55rem 0.8rem;
  font-size: 0.72rem;
  font-weight: 720;
  letter-spacing: 0.03em;
  backdrop-filter: blur(14px);
}

.visual-system-wide .visual-frame {
  aspect-ratio: 21 / 8;
}

.visual-system-wide .visual-frame-orbit {
  aspect-ratio: 21 / 8;
}

.visual-system-wide .visual-frame-connected {
  aspect-ratio: 21 / 8;
}

.hero-graph .visual-frame {
  min-height: clamp(23rem, 35vw, 37rem);
  aspect-ratio: 1.18 / 1;
}

.system-graph {
  --graph-shift-x: 0px;
  --graph-shift-y: 0px;
  --graph-opacity: 0.88;
  position: absolute;
  inset: clamp(0.7rem, 1.5vw, 1rem);
  z-index: 4;
  overflow: hidden;
  border-radius: calc(var(--radius-xl) - 0.35rem);
  opacity: var(--graph-opacity);
  pointer-events: none;
  transform: translate3d(var(--graph-shift-x), var(--graph-shift-y), 0);
  transition: opacity 220ms ease, transform 220ms ease;
}

.system-graph::before,
.system-graph::after,
.ambient-grid,
.system-plane,
.signal-ring,
.signal-path,
.signal-node,
.signal-pulse {
  position: absolute;
  display: block;
}

.system-graph::before {
  content: "";
  inset: 10%;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(95, 216, 255, 0.12), transparent 63%);
  filter: blur(12px);
  opacity: 0.72;
}

.system-graph::after {
  content: "";
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(115deg, transparent 18%, rgba(95, 216, 255, 0.07), transparent 58%);
  opacity: 0.42;
  transform: translateX(-62%);
  animation: graph-scan 10s ease-in-out infinite;
}

.ambient-grid {
  inset: 0;
  background-image:
    linear-gradient(rgba(158, 184, 209, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(158, 184, 209, 0.028) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(circle at 50% 50%, black, transparent 76%);
  opacity: 0.72;
  animation: signal-grid-shift 22s linear infinite;
}

.system-plane {
  border: 1px solid rgba(158, 184, 209, 0.10);
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.018), transparent);
  transform: rotate(var(--plane-rotate, 0deg));
  opacity: 0.66;
}

.system-plane-one {
  inset: 15% 8%;
  --plane-rotate: -8deg;
}

.system-plane-two {
  inset: 23% 16%;
  border-color: rgba(95, 216, 255, 0.13);
  --plane-rotate: 17deg;
}

.system-plane-three {
  inset: 33% 10%;
  border-color: rgba(143, 124, 255, 0.14);
  --plane-rotate: -21deg;
}

.signal-ring {
  border: 1px solid rgba(158, 184, 209, 0.15);
  border-radius: 999px;
  opacity: 0.72;
  transform: rotate(var(--ring-rotate, 0deg)) scale(var(--ring-scale, 1));
  animation: graph-orbit-drift var(--ring-speed, 18s) ease-in-out infinite alternate;
}

.signal-ring-outer {
  inset: 13% 9%;
  --ring-rotate: -12deg;
}

.signal-ring-middle {
  inset: 25% 18%;
  border-color: rgba(95, 216, 255, 0.21);
  --ring-rotate: 18deg;
  --ring-speed: 14s;
}

.signal-ring-inner {
  inset: 37% 31%;
  border-color: rgba(143, 124, 255, 0.20);
  --ring-rotate: -28deg;
  --ring-speed: 12s;
}

.signal-path {
  left: var(--path-x, 25%);
  top: var(--path-y, 50%);
  width: var(--path-w, 42%);
  height: 1px;
  overflow: hidden;
  transform: rotate(var(--path-rotate, 0deg));
  transform-origin: left center;
  background: linear-gradient(90deg, transparent, rgba(95, 216, 255, 0.45), rgba(143, 124, 255, 0.26), transparent);
  opacity: 0.62;
}

.signal-path::after {
  content: "";
  position: absolute;
  inset-block: 0;
  left: -32%;
  width: 34%;
  background: linear-gradient(90deg, transparent, rgba(169, 238, 255, 0.88), transparent);
  animation: signal-traverse var(--path-speed, 5.8s) linear infinite;
  animation-delay: var(--path-delay, 0s);
}

.signal-path-a { --path-x: 21%; --path-y: 35%; --path-w: 44%; --path-rotate: 21deg; }
.signal-path-b { --path-x: 47%; --path-y: 35%; --path-w: 36%; --path-rotate: 143deg; --path-delay: -1.2s; }
.signal-path-c { --path-x: 23%; --path-y: 67%; --path-w: 46%; --path-rotate: -19deg; --path-delay: -2.4s; }
.signal-path-d { --path-x: 52%; --path-y: 58%; --path-w: 33%; --path-rotate: 8deg; --path-delay: -3.4s; }
.signal-path-e { --path-x: 33%; --path-y: 79%; --path-w: 41%; --path-rotate: -52deg; --path-delay: -4s; }

.signal-node {
  left: var(--node-x, 50%);
  top: var(--node-y, 50%);
  width: var(--node-size, 0.72rem);
  height: var(--node-size, 0.72rem);
  transform: translate(-50%, -50%);
  border: 1px solid rgba(95, 216, 255, 0.42);
  border-radius: 999px;
  background:
    radial-gradient(circle at 40% 35%, #e9fbff 0 12%, var(--cyan) 13% 44%, rgba(95, 216, 255, 0.28) 45% 100%);
  box-shadow:
    0 0 1.4rem rgba(95, 216, 255, 0.56),
    0 0 0 0 rgba(95, 216, 255, 0.22);
  opacity: 0.88;
  animation: node-drift 9s ease-in-out infinite alternate;
}

.signal-node::before {
  content: "";
  position: absolute;
  inset: -0.62rem;
  border: 1px solid rgba(158, 184, 209, 0.18);
  border-radius: inherit;
  background: rgba(5, 7, 12, 0.22);
}

.signal-node::after {
  content: attr(data-label);
  position: absolute;
  top: calc(100% + 0.72rem);
  left: 50%;
  transform: translateX(-50%) translateY(0.15rem);
  border: 1px solid rgba(158, 184, 209, 0.14);
  border-radius: 999px;
  background: rgba(5, 7, 12, 0.72);
  color: var(--text-soft);
  padding: 0.28rem 0.45rem;
  font-size: 0.58rem;
  font-weight: 760;
  letter-spacing: 0.08em;
  opacity: 0;
  white-space: nowrap;
  backdrop-filter: blur(12px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.visual-system:hover .signal-node::after {
  opacity: 0.72;
  transform: translateX(-50%) translateY(0);
}

.signal-node-core {
  --node-x: 50%;
  --node-y: 50%;
  --node-size: clamp(4.8rem, 9vw, 7.2rem);
  border-color: rgba(95, 216, 255, 0.55);
  background:
    radial-gradient(circle at 50% 44%, rgba(95, 216, 255, 0.62), rgba(95, 216, 255, 0.10) 46%, rgba(5, 7, 12, 0.76) 72%);
  box-shadow:
    0 0 4rem rgba(95, 216, 255, 0.24),
    inset 0 0 2.2rem rgba(95, 216, 255, 0.16);
  animation: graph-pulse 4.8s ease-in-out infinite;
}

.signal-node-core::before {
  inset: -1.3rem;
  border-color: rgba(95, 216, 255, 0.18);
}

.node-home { --node-x: 27%; --node-y: 31%; animation-delay: -0.5s; }
.node-vehicle { --node-x: 74%; --node-y: 30%; animation-delay: -1.4s; }
.node-travel { --node-x: 85%; --node-y: 51%; animation-delay: -2.2s; }
.node-pet { --node-x: 75%; --node-y: 76%; animation-delay: -3s; }
.node-devices { --node-x: 30%; --node-y: 78%; animation-delay: -3.8s; }
.node-family { --node-x: 17%; --node-y: 56%; animation-delay: -4.4s; }
.node-pricing { --node-x: 45%; --node-y: 25%; animation-delay: -5s; }
.node-service { --node-x: 61%; --node-y: 78%; animation-delay: -5.6s; }
.node-risk { --node-x: 86%; --node-y: 33%; animation-delay: -6.2s; }
.node-portfolio { --node-x: 15%; --node-y: 38%; animation-delay: -6.8s; }

.signal-pulse {
  left: var(--pulse-x, 50%);
  top: var(--pulse-y, 50%);
  width: 0.45rem;
  height: 0.45rem;
  transform: translate(-50%, -50%);
  border-radius: 999px;
  background: rgba(169, 238, 255, 0.78);
  box-shadow: 0 0 1.25rem rgba(95, 216, 255, 0.7);
  animation: pulse-propagate var(--pulse-speed, 7s) ease-in-out infinite;
  animation-delay: var(--pulse-delay, 0s);
}

.signal-pulse-one { --pulse-x: 27%; --pulse-y: 31%; }
.signal-pulse-two { --pulse-x: 75%; --pulse-y: 76%; --pulse-delay: -2.3s; }
.signal-pulse-three { --pulse-x: 85%; --pulse-y: 51%; --pulse-delay: -4.6s; }

.system-graph-continuous,
.system-graph-infrastructure {
  --graph-opacity: 0.76;
}

.system-graph-continuous .system-plane-one {
  inset: 9% 18%;
  border-radius: var(--radius-xl);
  transform: skewY(-8deg) rotate(-3deg);
}

.system-graph-continuous .system-plane-two {
  inset: 28% 10%;
  border-radius: var(--radius-xl);
  transform: skewY(7deg) rotate(4deg);
}

.system-graph-continuous .signal-ring-outer { inset: 12% 18%; }
.system-graph-continuous .signal-ring-middle { inset: 29% 25%; }
.system-graph-continuous .signal-node-core { --node-x: 50%; --node-y: 52%; --node-size: clamp(4rem, 7vw, 5.8rem); }
.system-graph-continuous .node-home { --node-x: 24%; --node-y: 26%; }
.system-graph-continuous .node-vehicle { --node-x: 76%; --node-y: 26%; }
.system-graph-continuous .node-pricing { --node-x: 82%; --node-y: 54%; }
.system-graph-continuous .node-service { --node-x: 67%; --node-y: 80%; }
.system-graph-continuous .node-risk { --node-x: 28%; --node-y: 78%; }
.system-graph-continuous .node-portfolio { --node-x: 17%; --node-y: 51%; }
.system-graph-continuous .signal-path-a { --path-x: 24%; --path-y: 26%; --path-w: 48%; --path-rotate: 22deg; }
.system-graph-continuous .signal-path-b { --path-x: 50%; --path-y: 52%; --path-w: 33%; --path-rotate: 2deg; }
.system-graph-continuous .signal-path-c { --path-x: 28%; --path-y: 78%; --path-w: 43%; --path-rotate: -23deg; }
.system-graph-continuous .signal-path-d { --path-x: 50%; --path-y: 52%; --path-w: 31%; --path-rotate: 55deg; }

.system-graph-infrastructure .system-plane {
  border-radius: var(--radius-lg);
}

.system-graph-infrastructure .system-plane-one {
  inset: 18% 15% 64%;
  transform: perspective(520px) rotateX(58deg) rotateZ(-8deg);
}

.system-graph-infrastructure .system-plane-two {
  inset: 37% 10% 43%;
  transform: perspective(520px) rotateX(58deg) rotateZ(5deg);
}

.system-graph-infrastructure .system-plane-three {
  inset: 58% 17% 23%;
  transform: perspective(520px) rotateX(58deg) rotateZ(-4deg);
}

.system-graph-infrastructure .signal-ring-outer { inset: 18% 24%; }
.system-graph-infrastructure .signal-ring-middle { inset: 32% 31%; }
.system-graph-infrastructure .signal-node-core { --node-x: 50%; --node-y: 43%; --node-size: clamp(3.8rem, 6.4vw, 5.3rem); }
.system-graph-infrastructure .node-home { --node-x: 25%; --node-y: 23%; }
.system-graph-infrastructure .node-vehicle { --node-x: 74%; --node-y: 24%; }
.system-graph-infrastructure .node-pricing { --node-x: 82%; --node-y: 50%; }
.system-graph-infrastructure .node-service { --node-x: 68%; --node-y: 72%; }
.system-graph-infrastructure .node-risk { --node-x: 32%; --node-y: 72%; }
.system-graph-infrastructure .node-portfolio { --node-x: 18%; --node-y: 50%; }
.system-graph-infrastructure .signal-path-a { --path-x: 25%; --path-y: 23%; --path-w: 46%; --path-rotate: 21deg; }
.system-graph-infrastructure .signal-path-b { --path-x: 50%; --path-y: 43%; --path-w: 34%; --path-rotate: 11deg; }
.system-graph-infrastructure .signal-path-c { --path-x: 32%; --path-y: 72%; --path-w: 42%; --path-rotate: -27deg; }
.system-graph-infrastructure .signal-path-d { --path-x: 18%; --path-y: 50%; --path-w: 31%; --path-rotate: -6deg; }

.text-panel {
  display: grid;
  align-content: start;
  gap: var(--space-4);
  padding: clamp(1.25rem, 3.4vw, 2rem);
}

.signal-flow.text-panel {
  padding-bottom: 7rem;
}

.visual-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 26% 20%, rgba(95, 216, 255, 0.20), transparent 18rem),
    radial-gradient(circle at 78% 78%, rgba(143, 124, 255, 0.16), transparent 18rem);
  opacity: 0.86;
}

.visual-panel::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(158, 184, 209, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(158, 184, 209, 0.03) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(135deg, black, transparent 82%);
}

.system-panel {
  border-radius: var(--radius-lg);
  padding: clamp(1.25rem, 3vw, 2rem);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.system-panel:hover {
  transform: translateY(-4px);
  border-color: rgba(95, 216, 255, 0.28);
  background: rgba(18, 29, 45, 0.82);
}

.system-panel span {
  display: block;
  color: var(--text);
  font-size: var(--step-1);
  font-weight: 760;
  letter-spacing: -0.03em;
}

.system-panel p {
  margin-top: var(--space-3);
  color: var(--text-muted);
}

.proof-card {
  min-height: 14rem;
}

.proof-card p {
  color: var(--text-soft);
}

.economics-panel,
.deployment-strip {
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 18% 10%, rgba(95, 216, 255, 0.10), transparent 22rem),
    linear-gradient(145deg, rgba(255, 255, 255, 0.052), rgba(255, 255, 255, 0.016)),
    rgba(10, 15, 24, 0.76);
  box-shadow: var(--shadow-panel);
  backdrop-filter: blur(18px);
}

.economics-panel {
  display: grid;
  gap: var(--space-5);
  padding: clamp(1.25rem, 4vw, 2.5rem);
}

.economics-copy {
  max-width: 620px;
}

.economics-copy h3,
.deployment-strip h3 {
  color: var(--text);
  font-size: var(--step-2);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.economics-copy p:not(.panel-kicker) {
  margin-top: var(--space-3);
  color: var(--text-soft);
}

.economics-grid {
  display: grid;
  gap: var(--space-2);
}

.economics-grid div {
  border: 1px solid rgba(158, 184, 209, 0.13);
  border-radius: var(--radius-md);
  background: rgba(5, 7, 12, 0.44);
  padding: 1rem;
}

.economics-grid span {
  display: block;
  color: var(--cyan);
  font-size: 0.68rem;
  font-weight: 820;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.economics-grid strong {
  display: block;
  margin-top: 0.45rem;
  color: var(--text);
  font-size: clamp(1rem, 0.96rem + 0.28vw, 1.18rem);
  line-height: 1.25;
}

.deployment-strip {
  display: grid;
  gap: var(--space-4);
  padding: clamp(1.25rem, 4vw, 2rem);
}

.deployment-strip div {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.deployment-strip span {
  border: 1px solid rgba(95, 216, 255, 0.18);
  border-radius: 999px;
  background: rgba(95, 216, 255, 0.045);
  color: var(--text-soft);
  padding: 0.6rem 0.82rem;
  font-size: 0.78rem;
  font-weight: 720;
}

.panel-kicker {
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 820;
  letter-spacing: var(--letter-label);
  text-transform: uppercase;
}

.insight-list {
  display: grid;
  gap: var(--space-2);
  padding: 0;
  list-style: none;
}

.insight-list li {
  border: 1px solid rgba(158, 184, 209, 0.13);
  border-radius: var(--radius-md);
  background: rgba(5, 7, 12, 0.52);
  color: var(--text-soft);
  padding: 0.85rem 0.95rem;
  font-size: var(--step--1);
  font-weight: 620;
}

.outcome-strip {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
  margin-top: clamp(2.5rem, 6vw, 5rem);
  border-radius: 999px;
  padding: 0.55rem;
}

.outcome-strip span {
  flex: 1 1 13rem;
  border: 1px solid rgba(158, 184, 209, 0.11);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.025);
  color: var(--text-soft);
  padding: 0.75rem 0.95rem;
  text-align: center;
  font-size: var(--step--1);
  font-weight: 660;
}

.outcome-rail {
  position: relative;
  display: grid;
  width: min(100% - (var(--gutter) * 2), var(--container-wide));
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0;
  margin-top: clamp(3rem, 6vw, 5.25rem);
  overflow: hidden;
  border: 1px solid rgba(158, 184, 209, 0.14);
  border-radius: 999px;
  background:
    linear-gradient(90deg, rgba(95, 216, 255, 0.075), transparent 18%, transparent 82%, rgba(143, 124, 255, 0.07)),
    rgba(5, 7, 12, 0.58);
  box-shadow:
    0 1.8rem 5rem rgba(0, 0, 0, 0.30),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(18px);
}

.outcome-rail::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(95, 216, 255, 0.12), transparent);
  opacity: 0.5;
  transform: translateX(-65%);
  animation: rail-signal 9s ease-in-out infinite;
}

.outcome-rail span {
  position: relative;
  display: grid;
  min-height: 4.4rem;
  align-content: center;
  gap: 0.32rem;
  padding: 0.85rem clamp(0.9rem, 1.7vw, 1.25rem);
  color: var(--text-soft);
  font-size: clamp(0.8rem, 0.74rem + 0.2vw, 0.92rem);
  font-weight: 720;
  line-height: 1.16;
  text-wrap: balance;
}

.outcome-rail span + span {
  border-left: 1px solid rgba(158, 184, 209, 0.11);
}

.outcome-rail span:first-child {
  color: var(--text);
  background: linear-gradient(90deg, rgba(95, 216, 255, 0.07), transparent);
}

.outcome-rail small {
  color: var(--cyan);
  font-size: 0.63rem;
  font-weight: 820;
  letter-spacing: 0.16em;
}

.orbit-graph {
  min-height: clamp(25rem, 48vw, 39rem);
}

.graph-label {
  position: absolute;
  top: 1rem;
  left: 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(5, 7, 12, 0.56);
  color: var(--text-muted);
  padding: 0.5rem 0.75rem;
  font-size: 0.72rem;
  font-weight: 720;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.orbit-ring,
.graph-core,
.orbit-node,
.graph-line {
  position: absolute;
}

.orbit-ring {
  inset: 14%;
  border: 1px solid rgba(158, 184, 209, 0.18);
  border-radius: 999px;
}

.ring-two {
  inset: 25%;
  border-color: rgba(95, 216, 255, 0.22);
  transform: rotate(-13deg);
}

.ring-three {
  inset: 36%;
  border-color: rgba(143, 124, 255, 0.18);
  transform: rotate(24deg);
}

.graph-core {
  inset: 50% auto auto 50%;
  display: grid;
  width: clamp(8.2rem, 16vw, 11rem);
  height: clamp(8.2rem, 16vw, 11rem);
  place-items: center;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(95, 216, 255, 0.38);
  border-radius: 999px;
  background:
    radial-gradient(circle at 35% 30%, rgba(95, 216, 255, 0.35), transparent 50%),
    rgba(5, 7, 12, 0.72);
  box-shadow: var(--glow-cyan), inset 0 0 2rem rgba(95, 216, 255, 0.08);
  color: var(--text);
  font-weight: 820;
  animation: graph-pulse 3.8s ease-in-out infinite;
}

.orbit-node {
  display: grid;
  min-width: 4.9rem;
  min-height: 2.45rem;
  place-items: center;
  border: 1px solid rgba(158, 184, 209, 0.22);
  border-radius: 999px;
  background: rgba(5, 7, 12, 0.68);
  color: var(--text-soft);
  font-size: 0.75rem;
  font-weight: 760;
  backdrop-filter: blur(16px);
}

.node-a { top: 17%; left: 13%; }
.node-b { top: 16%; right: 11%; }
.node-c { right: 8%; bottom: 19%; }
.node-d { bottom: 13%; left: 12%; }
.node-e { top: 47%; right: 4%; }

.graph-line {
  width: 32%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(95, 216, 255, 0.55), transparent);
  transform-origin: left center;
  opacity: 0.62;
}

.line-a { top: 35%; left: 30%; transform: rotate(20deg); }
.line-b { top: 57%; left: 44%; transform: rotate(-25deg); }
.line-c { top: 69%; left: 24%; transform: rotate(-8deg); }

.section-stack {
  display: grid;
  gap: var(--space-5);
}

.panel-grid {
  display: grid;
  gap: var(--space-3);
}

.metrics-strip {
  display: grid;
  gap: var(--space-3);
  padding: clamp(1rem, 3vw, 1.4rem);
}

.metrics-strip > div {
  border: 1px solid rgba(158, 184, 209, 0.11);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.024);
  padding: clamp(1rem, 3vw, 1.4rem);
}

.metric-kicker {
  display: block;
  margin-bottom: var(--space-2);
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 820;
  letter-spacing: var(--letter-label);
}

.metrics-strip strong {
  display: block;
  color: var(--text);
  font-size: var(--step-1);
  letter-spacing: -0.03em;
}

.metrics-strip p {
  margin-top: var(--space-2);
  color: var(--text-muted);
}

.capability-grid strong {
  font-size: clamp(1rem, 0.96rem + 0.24vw, 1.18rem);
  line-height: 1.25;
}

.signal-flow,
.event-rail,
.trigger-matrix,
.operating-stack,
.maturity-model {
  padding: clamp(1.1rem, 3vw, 2rem);
}

.flow-row {
  position: absolute;
  inset: auto 1.25rem 1.25rem;
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 0.55rem;
}

.flow-row span,
.trigger-matrix span,
.maturity-model div,
.operating-stack div,
.rail-event {
  border: 1px solid rgba(158, 184, 209, 0.16);
  background: rgba(5, 7, 12, 0.56);
  backdrop-filter: blur(14px);
}

.flow-row span {
  border-radius: 999px;
  color: var(--text-soft);
  padding: 0.8rem 0.9rem;
  text-align: center;
  font-size: 0.78rem;
  font-weight: 760;
}

.flow-row i {
  display: block;
  width: 1.8rem;
  height: 1px;
  background: linear-gradient(90deg, rgba(95, 216, 255, 0.2), rgba(95, 216, 255, 0.8));
}

.flow-grid {
  position: absolute;
  inset: 16% 12% 34%;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.65rem;
}

.flow-grid span {
  border: 1px solid rgba(158, 184, 209, 0.12);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.026);
}

.event-rail {
  display: grid;
  align-content: center;
  gap: var(--space-3);
}

.rail-line {
  position: absolute;
  top: 16%;
  bottom: 16%;
  left: 2rem;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(95, 216, 255, 0.68), transparent);
}

.rail-event {
  position: relative;
  margin-left: 2rem;
  border-radius: var(--radius-lg);
  padding: 1rem 1.1rem;
}

.rail-event::before {
  content: "";
  position: absolute;
  top: 50%;
  left: -2.62rem;
  width: 0.65rem;
  height: 0.65rem;
  transform: translateY(-50%);
  border: 1px solid rgba(95, 216, 255, 0.75);
  border-radius: 999px;
  background: var(--ink-900);
  box-shadow: 0 0 1.2rem rgba(95, 216, 255, 0.45);
}

.rail-event span,
.maturity-model span,
.operating-stack small {
  display: block;
  color: var(--text-muted);
  font-size: 0.72rem;
  font-weight: 760;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.rail-event strong,
.maturity-model strong,
.operating-stack span {
  display: block;
  margin-top: 0.2rem;
  color: var(--text);
  font-size: var(--step-1);
  letter-spacing: -0.03em;
}

.trigger-matrix {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
}

.trigger-matrix span {
  display: grid;
  min-height: 6rem;
  place-items: end start;
  border-radius: var(--radius-lg);
  color: var(--text-soft);
  padding: 1rem;
  font-weight: 760;
}

.operating-stack {
  display: grid;
  align-content: center;
  gap: var(--space-3);
}

.operating-stack div {
  border-radius: var(--radius-lg);
  padding: 1rem 1.2rem;
}

.operating-stack div:nth-child(1) { margin-left: 18%; border-color: rgba(95, 216, 255, 0.30); }
.operating-stack div:nth-child(2) { margin-left: 10%; }
.operating-stack div:nth-child(3) { margin-right: 8%; }
.operating-stack div:nth-child(4) { margin-right: 16%; }
.operating-stack div:nth-child(5) { margin-right: 24%; border-color: rgba(143, 124, 255, 0.24); }

.maturity-model {
  display: grid;
  align-content: center;
  gap: var(--space-3);
}

.maturity-model div {
  border-radius: var(--radius-lg);
  padding: 1.1rem 1.2rem;
}

.maturity-model div:nth-child(2) {
  border-color: rgba(95, 216, 255, 0.26);
  margin-left: 10%;
}

.maturity-model div:nth-child(3) {
  border-color: rgba(143, 124, 255, 0.26);
  margin-left: 20%;
}

.final-cta {
  padding-top: var(--space-section-tight);
}

.final-cta-inner {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius-xl) + 0.6rem);
  background:
    radial-gradient(circle at 82% 20%, rgba(95, 216, 255, 0.18), transparent 20rem),
    radial-gradient(circle at 18% 80%, rgba(143, 124, 255, 0.15), transparent 22rem),
    rgba(14, 22, 34, 0.72);
  padding: clamp(2rem, 7vw, 5rem);
  box-shadow: var(--shadow-panel);
}

.final-cta-inner h2 {
  max-width: 13ch;
}

.final-cta-inner > p:not(.eyebrow) {
  max-width: 650px;
  margin-top: var(--space-4);
  font-size: var(--step-1);
}

.final-cta .button {
  margin-top: var(--space-5);
}

.final-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  align-items: stretch;
  margin-top: var(--space-5);
}

.final-cta .final-actions .button {
  margin-top: 0;
}

.site-footer {
  border-top: 1px solid rgba(158, 184, 209, 0.10);
  color: var(--text-muted);
  padding-block: clamp(2rem, 5vw, 3.5rem);
}

.footer-inner {
  display: grid;
  gap: var(--space-4);
}

.footer-brand p {
  color: var(--text-soft);
  font-weight: 760;
}

.footer-brand span {
  display: block;
  margin-top: 0.35rem;
  color: var(--text-muted);
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  font-size: 0.86rem;
}

.footer-legal {
  display: grid;
  gap: 0.35rem;
  max-width: 780px;
  color: var(--text-muted);
  font-size: 0.78rem;
  line-height: 1.55;
}

.footer-legal p {
  margin: 0;
}

@keyframes ambient-drift {
  from {
    transform: translate3d(-1.5%, -1%, 0) scale(1);
  }
  to {
    transform: translate3d(1.5%, 1%, 0) scale(1.04);
  }
}

@keyframes graph-pulse {
  0%,
  100% {
    box-shadow: var(--glow-cyan), inset 0 0 2rem rgba(95, 216, 255, 0.08);
  }
  50% {
    box-shadow: 0 0 6.5rem rgba(95, 216, 255, 0.26), inset 0 0 2.6rem rgba(95, 216, 255, 0.12);
  }
}

@keyframes graph-frame-pulse {
  0%,
  100% {
    box-shadow: inset 0 0 0 1px rgba(95, 216, 255, 0.06), 0 0 0 rgba(95, 216, 255, 0);
  }
  50% {
    box-shadow: inset 0 0 0 1px rgba(95, 216, 255, 0.18), 0 0 4rem rgba(95, 216, 255, 0.08);
  }
}

@keyframes signal-grid-shift {
  from {
    background-position: 0 0, 0 0;
  }
  to {
    background-position: 84px 42px, 42px 84px;
  }
}

@keyframes panel-edge-shimmer {
  from {
    opacity: 0.72;
  }
  to {
    opacity: 1;
  }
}

@keyframes hero-grid-breathe {
  from {
    transform: translate3d(-1%, -0.4%, 0) scale(1);
    opacity: 0.46;
  }
  to {
    transform: translate3d(1%, 0.7%, 0) scale(1.025);
    opacity: 0.68;
  }
}

@keyframes hero-glow-drift {
  from {
    transform: translate3d(-2%, -1%, 0) scale(1);
  }
  to {
    transform: translate3d(2%, 1%, 0) scale(1.05);
  }
}

@keyframes signal-slide {
  from {
    background-position: -20vw 0;
    opacity: 0.36;
  }
  to {
    background-position: 20vw 0;
    opacity: 0.62;
  }
}

@keyframes hero-object-breathe {
  from {
    transform: rotate(-2deg) scale(0.985);
    opacity: 0.62;
  }
  to {
    transform: rotate(2deg) scale(1.02);
    opacity: 0.92;
  }
}

@keyframes graph-scan {
  0% {
    transform: translateX(-68%);
    opacity: 0;
  }
  42%,
  64% {
    opacity: 0.38;
  }
  100% {
    transform: translateX(68%);
    opacity: 0;
  }
}

@keyframes graph-orbit-drift {
  from {
    transform: rotate(var(--ring-rotate, 0deg)) scale(0.985);
    opacity: 0.48;
  }
  to {
    transform: rotate(calc(var(--ring-rotate, 0deg) + 4deg)) scale(1.015);
    opacity: 0.78;
  }
}

@keyframes signal-traverse {
  from {
    transform: translateX(0);
    opacity: 0;
  }
  20%,
  72% {
    opacity: 0.8;
  }
  to {
    transform: translateX(390%);
    opacity: 0;
  }
}

@keyframes node-drift {
  from {
    transform: translate(calc(-50% - 0.25rem), calc(-50% - 0.15rem));
  }
  to {
    transform: translate(calc(-50% + 0.25rem), calc(-50% + 0.18rem));
  }
}

@keyframes pulse-propagate {
  0% {
    transform: translate(-50%, -50%) scale(0.65);
    opacity: 0;
  }
  18% {
    opacity: 0.72;
  }
  78% {
    opacity: 0.18;
  }
  100% {
    transform: translate(-50%, -50%) scale(3.8);
    opacity: 0;
  }
}

@keyframes rail-signal {
  0% {
    transform: translateX(-70%);
    opacity: 0;
  }
  35%,
  70% {
    opacity: 0.52;
  }
  100% {
    transform: translateX(70%);
    opacity: 0;
  }
}

@media (min-width: 560px) {
  .hero-actions {
    flex-direction: row;
    align-items: center;
  }

  .final-actions {
    flex-direction: row;
    align-items: center;
  }

  .button {
    padding-inline: 1.35rem;
  }

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

@media (min-width: 860px) {
  .header-inner {
    grid-template-columns: auto 1fr auto;
  }

  .nav-toggle {
    display: none;
  }

  .site-nav {
    position: static;
    display: flex;
    justify-content: center;
    gap: 0.4rem;
    border: 0;
    background: transparent;
    padding: 0;
    box-shadow: none;
  }

  .site-nav a {
    padding: 0.55rem 0.72rem;
    font-size: 0.79rem;
  }

  .header-cta {
    display: inline-flex;
  }

  .hero-grid,
  .split-layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(23rem, 0.95fr);
  }

  .hero-grid {
    grid-template-columns: minmax(0, 0.96fr) minmax(29rem, 1.04fr);
  }

  .split-layout-reverse .section-copy {
    order: 2;
  }

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

  .commercial-proof-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .economics-panel {
    grid-template-columns: minmax(0, 0.72fr) minmax(0, 1fr);
    align-items: start;
  }

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

  .footer-inner {
    grid-template-columns: minmax(13rem, 0.7fr) minmax(18rem, 1.2fr);
    align-items: start;
  }

  .footer-legal {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1120px) {
  .site-nav {
    gap: 0.8rem;
  }

  .site-nav a {
    font-size: 0.84rem;
  }
}

@media (min-width: 860px) and (max-width: 1079px) {
  .header-inner {
    grid-template-columns: 1fr auto;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: var(--gutter);
    left: var(--gutter);
    display: none;
    grid-template-columns: 1fr;
    gap: 0.3rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background: rgba(8, 12, 19, 0.96);
    padding: 0.55rem;
    box-shadow: var(--shadow-soft);
  }

  .site-nav[data-open] {
    display: grid;
  }

  .site-nav a {
    padding: 0.75rem 0.9rem;
    font-size: 0.86rem;
  }

  .header-cta {
    display: none;
  }
}

@media (max-width: 859px) {
  .site-header[data-nav-open] {
    background: rgba(5, 7, 12, 0.94);
  }

  .hero {
    min-height: auto;
    padding-block: clamp(4.25rem, 14vw, 6.25rem) 3.25rem;
  }

  .hero-grid {
    gap: 2.5rem;
  }

  .hero h1 {
    max-width: 11.4ch;
  }

  .hero-graph {
    min-height: auto;
  }

  .hero-graph .visual-frame {
    min-height: 19rem;
    aspect-ratio: 16 / 11;
  }

  .visual-panel {
    min-height: 21rem;
  }

  .visual-system-wide .visual-frame-orbit {
    aspect-ratio: 16 / 10;
  }

  .visual-system-wide .visual-frame-connected {
    aspect-ratio: 16 / 10;
  }

  .outcome-strip {
    border-radius: var(--radius-xl);
  }

  .outcome-rail {
    display: flex;
    gap: 0;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scroll-snap-type: x proximity;
    border-radius: var(--radius-xl);
    padding: 0.35rem;
    scrollbar-width: none;
  }

  .outcome-rail::-webkit-scrollbar {
    display: none;
  }

  .outcome-rail span {
    flex: 0 0 min(74vw, 18rem);
    min-height: 4rem;
    scroll-snap-align: start;
    border-left: 0;
    border-radius: calc(var(--radius-xl) - 0.35rem);
  }

  .outcome-rail span + span {
    border-left: 0;
  }
}

@media (max-width: 460px) {
  :root {
    --gutter: 1rem;
  }

  h1 {
    font-size: clamp(2.9rem, 13vw, 3.6rem);
  }

  .hero h1 {
    font-size: clamp(2.95rem, 13.6vw, 3.85rem);
    letter-spacing: -0.062em;
  }

  h2 {
    font-size: clamp(2.2rem, 10vw, 3rem);
  }

  .brand-text {
    font-size: 0.86rem;
  }

  .hero-copy,
  .section-copy {
    max-width: 100%;
  }

  .hero-lede,
  .section-copy p {
    font-size: 1.03rem;
  }

  .hero {
    padding-block-start: 3.25rem;
  }

  .hero .eyebrow {
    max-width: 18rem;
    line-height: 1.45;
  }

  .hero .eyebrow::before {
    width: 1.8rem;
    flex: 0 0 1.8rem;
  }

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

  .hero-graph .visual-frame {
    min-height: 16.5rem;
  }

  .orbit-graph {
    min-height: 21rem;
  }

  .outcome-strip {
    margin-top: 2rem;
  }

  .flow-row {
    grid-template-columns: 1fr;
    inset: auto 1rem 1rem;
  }

  .flow-row i {
    width: 1px;
    height: 0.9rem;
    margin-inline: auto;
  }

  .flow-grid {
    inset: 12% 10% 46%;
    grid-template-columns: repeat(3, 1fr);
  }

  .trigger-matrix {
    grid-template-columns: 1fr;
  }

  .operating-stack div,
  .maturity-model div,
  .operating-stack div:nth-child(1),
  .operating-stack div:nth-child(2),
  .operating-stack div:nth-child(3),
  .operating-stack div:nth-child(4),
  .operating-stack div:nth-child(5),
  .maturity-model div:nth-child(2),
  .maturity-model div:nth-child(3) {
    margin-inline: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .is-enhanced .reveal,
  .is-enhanced .reveal.is-visible {
    opacity: 1 !important;
    transform: none !important;
  }

  .visual-frame::after {
    display: none;
  }

  .visual-frame[data-interactive="true"] {
    will-change: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}