:root {
  color-scheme: dark;
  --bg: #02060a;
  --panel: rgba(8, 20, 29, 0.72);
  --panel-strong: rgba(11, 32, 45, 0.92);
  --line: rgba(138, 229, 255, 0.19);
  --line-strong: rgba(120, 236, 255, 0.42);
  --text: #eefbff;
  --muted: #91a7b5;
  --subtle: #5f7585;
  --cyan: #58e7ff;
  --mint: #50f0b1;
  --amber: #ffd166;
  --violet: #a88cff;
  --red: #ff617a;
  --shadow: 0 28px 100px rgba(0, 0, 0, 0.55);
  --radius: 8px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 14% 18%, rgba(80, 240, 177, 0.13), transparent 28rem),
    radial-gradient(circle at 88% 8%, rgba(88, 231, 255, 0.11), transparent 30rem),
    linear-gradient(180deg, #02060a 0%, #061017 48%, #02060a 100%);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

body.menu-open {
  overflow: hidden;
}

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

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

button {
  font: inherit;
}

#signal-field {
  position: fixed;
  inset: 0;
  z-index: -4;
  width: 100%;
  height: 100%;
  background: #02060a;
}

.page-glow {
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, black, rgba(0, 0, 0, 0.7), transparent 88%);
}

.scanlines {
  position: fixed;
  inset: 0;
  z-index: 10;
  pointer-events: none;
  opacity: 0.17;
  background: linear-gradient(to bottom, transparent 0, rgba(255, 255, 255, 0.05) 1px, transparent 3px);
  background-size: 100% 5px;
  mix-blend-mode: screen;
}

.site-header {
  position: fixed;
  top: 18px;
  left: 50%;
  z-index: 20;
  width: min(calc(100% - 32px), var(--max));
  height: 68px;
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 22px;
  padding: 10px 12px 10px 16px;
  border: 1px solid rgba(130, 230, 255, 0.2);
  border-radius: var(--radius);
  background: rgba(3, 11, 16, 0.72);
  box-shadow: 0 12px 60px rgba(0, 0, 0, 0.34);
  backdrop-filter: blur(18px);
  transform: translateX(-50%);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 230px;
}

.brand-mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(88, 231, 255, 0.34);
  border-radius: 8px;
  background:
    radial-gradient(circle at 50% 44%, rgba(88, 231, 255, 0.2), transparent 58%),
    linear-gradient(145deg, rgba(7, 23, 33, 0.95), rgba(2, 8, 12, 0.76));
  box-shadow: inset 0 0 20px rgba(88, 231, 255, 0.08), 0 0 22px rgba(88, 231, 255, 0.12);
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 4px;
  border-radius: 6px;
  border: 1px solid rgba(80, 240, 177, 0.14);
  pointer-events: none;
}

.brand-mark img {
  width: 25px;
  height: 25px;
  object-fit: contain;
  filter: drop-shadow(0 0 7px rgba(88, 231, 255, 0.58));
}

.brand-lockup {
  display: grid;
  gap: 2px;
  line-height: 1;
}

.brand-lockup strong {
  color: var(--text);
  font-size: 0.98rem;
  font-weight: 800;
}

.brand-lockup small {
  color: var(--subtle);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.desktop-nav {
  display: flex;
  justify-content: center;
  gap: 22px;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 600;
}

.desktop-nav a,
.mobile-panel a {
  transition: color 180ms ease;
}

.desktop-nav a:hover,
.mobile-panel a:hover {
  color: var(--cyan);
}

.header-action,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 42px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.header-action {
  padding: 0 16px;
  background: rgba(88, 231, 255, 0.09);
}

.header-action:hover,
.btn:hover {
  transform: translateY(-2px);
  border-color: rgba(80, 240, 177, 0.7);
  box-shadow: 0 0 34px rgba(88, 231, 255, 0.22);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 5px auto;
  background: var(--text);
  transition: transform 180ms ease;
}

.menu-open .menu-toggle span:first-child {
  transform: translateY(3.5px) rotate(45deg);
}

.menu-open .menu-toggle span:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

.mobile-panel {
  position: fixed;
  top: 96px;
  left: 16px;
  right: 16px;
  z-index: 19;
  display: grid;
  gap: 8px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(4, 14, 22, 0.96);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.mobile-panel[hidden] {
  display: none;
}

.mobile-panel a {
  padding: 14px 12px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 6px;
  color: var(--muted);
  font-weight: 700;
}

.section-shell {
  width: min(calc(100% - 32px), var(--max));
  margin: 0 auto;
}

.hero {
  min-height: 86vh;
  display: flex;
  align-items: center;
  padding: 112px 0 34px;
}

.hero-grid {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(360px, 0.78fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--mint);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: clamp(3rem, 7vw, 6rem);
  line-height: 0.89;
  font-weight: 800;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 5vw, 4.35rem);
  line-height: 0.96;
  font-weight: 800;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1rem;
  line-height: 1.22;
}

p {
  color: var(--muted);
  line-height: 1.72;
}

.hero-lede {
  max-width: 690px;
  margin-bottom: 30px;
  color: #c7d8e1;
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 34px;
}

.btn {
  min-width: 178px;
  padding: 0 18px;
}

.btn.primary {
  color: #041015;
  border-color: transparent;
  background: linear-gradient(135deg, var(--cyan), var(--mint));
  box-shadow: 0 18px 60px rgba(80, 240, 177, 0.16);
}

.btn.secondary {
  background: rgba(255, 255, 255, 0.045);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  max-width: 620px;
  margin: 0;
}

.hero-stats div,
.metric-card,
.validation-card,
.usecase-grid article,
.positioning-panel,
.resource-panel,
.flow-console,
.filing-visual,
.leadership-note {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(9, 24, 35, 0.76), rgba(3, 11, 17, 0.62));
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
}

.hero-stats div {
  padding: 15px;
  overflow: hidden;
}

.hero-stats div::before,
.metric-card::before,
.validation-card::before,
.usecase-grid article::before,
.positioning-panel::before,
.resource-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(120deg, transparent 0%, rgba(88, 231, 255, 0.08) 48%, transparent 100%);
  transform: translateX(-115%);
  transition: transform 600ms ease;
  pointer-events: none;
}

.hero-stats div:hover::before,
.metric-card:hover::before,
.validation-card:hover::before,
.usecase-grid article:hover::before,
.positioning-panel:hover::before,
.resource-panel:hover::before {
  transform: translateX(115%);
}

.hero-stats dt {
  margin-bottom: 4px;
  color: var(--text);
  font-size: 1.38rem;
  font-weight: 800;
}

.hero-stats dd {
  margin: 0;
  color: var(--subtle);
  font-size: 0.82rem;
}

.execution-stage {
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stage-frame {
  position: relative;
  width: min(100%, 420px);
  aspect-ratio: 0.82;
}

.core-ring {
  position: absolute;
  inset: 0;
  filter: drop-shadow(0 0 28px rgba(88, 231, 255, 0.32));
}

.ring {
  position: absolute;
  inset: 8%;
  border: 1px solid rgba(88, 231, 255, 0.35);
  border-radius: 50%;
  animation: spin 28s linear infinite;
}

.ring-two {
  inset: 19%;
  border-color: rgba(80, 240, 177, 0.34);
  animation-duration: 19s;
  animation-direction: reverse;
}

.ring-three {
  inset: 31%;
  border-color: rgba(255, 209, 102, 0.3);
  animation-duration: 16s;
}

.core-pulse {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 34%;
  aspect-ratio: 1;
  border: 1px solid rgba(88, 231, 255, 0.45);
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(88, 231, 255, 0.28), transparent 58%),
    rgba(5, 18, 26, 0.62);
  transform: translate(-50%, -50%);
  animation: breathe 3.8s ease-in-out infinite;
}

.node {
  position: absolute;
  width: 12px;
  height: 12px;
  border: 2px solid #031016;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 24px rgba(88, 231, 255, 0.9);
}

.n1 { top: 8%; left: 48%; }
.n2 { top: 28%; right: 9%; background: var(--mint); }
.n3 { right: 23%; bottom: 14%; background: var(--amber); }
.n4 { bottom: 25%; left: 8%; background: var(--violet); }
.n5 { top: 26%; left: 18%; background: var(--red); }

.terminal-card {
  position: absolute;
  left: 50%;
  bottom: 0;
  width: min(100%, 420px);
  padding: 16px;
  border: 1px solid rgba(130, 230, 255, 0.26);
  border-radius: var(--radius);
  background: rgba(3, 12, 18, 0.86);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
  transform: translateX(-50%);
}

.terminal-top {
  display: flex;
  justify-content: space-between;
  margin-bottom: 14px;
  color: var(--subtle);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.terminal-top strong {
  color: var(--mint);
  letter-spacing: 0;
}

.signal-steps {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.signal-steps li {
  display: grid;
  grid-template-columns: 38px 1fr;
  column-gap: 12px;
  align-items: center;
  min-height: 54px;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.035);
}

.signal-steps span {
  grid-row: span 2;
  color: var(--cyan);
  font-size: 0.76rem;
  font-weight: 800;
}

.signal-steps strong {
  font-size: 0.92rem;
}

.signal-steps small {
  color: var(--subtle);
  font-size: 0.78rem;
}

.signal-strip {
  width: 100%;
  overflow: hidden;
  border-block: 1px solid rgba(88, 231, 255, 0.13);
  background: rgba(3, 12, 18, 0.42);
}

.signal-track {
  display: flex;
  width: max-content;
  gap: 28px;
  padding: 16px 0;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  animation: ticker 34s linear infinite;
}

.signal-track span {
  position: relative;
  padding-left: 18px;
}

.signal-track span::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 16px rgba(88, 231, 255, 0.7);
  transform: translateY(-50%);
}

.split-section,
.architecture-section,
.validation-section,
.usecase-section,
.company-section,
.roadmap-section,
.resource-section,
.positioning-section {
  padding: clamp(74px, 10vw, 132px) 0;
}

section[id] {
  scroll-margin-top: 110px;
}

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: start;
}

.section-intro p,
.section-heading p,
.positioning-copy p,
.company-copy > p,
.resource-panel p {
  max-width: 680px;
}

.insight-grid,
.validation-grid,
.usecase-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.metric-card,
.validation-card,
.usecase-grid article {
  padding: 22px;
  overflow: hidden;
  transform-style: preserve-3d;
}

.metric-label,
.validation-card span,
.usecase-grid span,
.roadmap-track span,
.resource-links span {
  color: var(--cyan);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.metric-card strong {
  display: block;
  margin: 12px 0 10px;
  color: var(--text);
  font-size: clamp(2.3rem, 4vw, 4.1rem);
  line-height: 0.9;
}

.metric-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.positioning-panel,
.resource-panel {
  display: grid;
  grid-template-columns: 0.86fr 1fr;
  gap: clamp(28px, 6vw, 86px);
  padding: clamp(28px, 5vw, 54px);
  overflow: hidden;
}

.positioning-copy p:last-child,
.resource-panel p:last-child {
  margin-bottom: 0;
}

.architecture-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(420px, 1fr);
  gap: clamp(28px, 5vw, 62px);
  align-items: stretch;
}

.section-heading {
  margin-bottom: 34px;
}

.layer-stack {
  display: grid;
  gap: 12px;
}

.layer {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 16px;
  align-items: start;
  padding: 20px;
  border: 1px solid rgba(138, 229, 255, 0.14);
  border-radius: var(--radius);
  background: rgba(8, 20, 29, 0.58);
  transition: transform 220ms ease, border-color 220ms ease, background 220ms ease;
}

.layer:hover,
.layer.active {
  border-color: rgba(80, 240, 177, 0.48);
  background: rgba(10, 36, 47, 0.72);
  transform: translateX(6px);
}

.layer span {
  color: var(--amber);
  font-weight: 800;
}

.layer p {
  margin-bottom: 0;
  font-size: 0.94rem;
}

.flow-console {
  min-height: 520px;
  overflow: hidden;
  padding: 24px;
}

.console-grid {
  position: absolute;
  inset: 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(3, 1fr);
  gap: 10px;
}

.console-grid span {
  border: 1px solid rgba(88, 231, 255, 0.12);
  border-radius: 5px;
  background:
    linear-gradient(135deg, rgba(88, 231, 255, 0.055), transparent),
    rgba(255, 255, 255, 0.018);
}

.flow-line {
  position: relative;
  z-index: 1;
  height: 100%;
  min-height: 472px;
}

.flow-line::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 8%;
  right: 8%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--mint), var(--amber), transparent);
  box-shadow: 0 0 24px rgba(88, 231, 255, 0.48);
}

.flow-line div {
  position: absolute;
  width: 132px;
  padding: 14px;
  border: 1px solid rgba(138, 229, 255, 0.22);
  border-radius: var(--radius);
  background: rgba(3, 11, 17, 0.88);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.35);
}

.flow-line div:nth-child(1) { top: 12%; left: 2%; }
.flow-line div:nth-child(2) { bottom: 13%; left: 21%; }
.flow-line div:nth-child(3) { top: 10%; left: 42%; }
.flow-line div:nth-child(4) { bottom: 16%; right: 19%; }
.flow-line div:nth-child(5) { top: 14%; right: 0; }

.flow-line strong,
.flow-line small {
  display: block;
}

.flow-line small {
  margin-top: 5px;
  color: var(--subtle);
}

.validation-card span,
.usecase-grid span {
  display: inline-block;
  margin-bottom: 26px;
}

.validation-card p,
.usecase-grid p {
  margin-bottom: 0;
  font-size: 0.95rem;
}

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

.company-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.72fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: center;
}

.entity-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 28px 0 14px;
}

.entity-list div {
  padding: 16px;
  border: 1px solid rgba(138, 229, 255, 0.13);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.035);
}

.entity-list dt {
  margin-bottom: 8px;
  color: var(--subtle);
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
}

.entity-list dd {
  margin: 0;
  font-weight: 700;
}

.leadership-note {
  padding: 18px;
}

.leadership-note strong {
  color: var(--mint);
}

.leadership-note p {
  margin: 8px 0 0;
  font-size: 0.92rem;
}

.filing-visual {
  margin: 0;
  overflow: hidden;
}

.filing-visual img {
  width: 100%;
  height: auto;
  border-bottom: 1px solid rgba(138, 229, 255, 0.16);
  filter: saturate(0.86) contrast(1.05);
}

.filing-visual figcaption {
  padding: 14px 16px;
  color: var(--subtle);
  font-size: 0.8rem;
}

.roadmap-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.roadmap-track::before {
  content: "";
  position: absolute;
  top: 18px;
  left: 4%;
  right: 4%;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), var(--mint), var(--amber), var(--violet));
  box-shadow: 0 0 18px rgba(88, 231, 255, 0.52);
}

.roadmap-track article {
  position: relative;
  padding-top: 56px;
}

.roadmap-track article::before {
  content: "";
  position: absolute;
  top: 11px;
  left: 0;
  width: 15px;
  height: 15px;
  border: 3px solid var(--bg);
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 22px rgba(88, 231, 255, 0.9);
}

.roadmap-track h3 {
  min-height: 48px;
}

.resource-links {
  display: grid;
  gap: 12px;
}

.resource-links a {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 12px;
  align-items: center;
  min-height: 70px;
  padding: 14px;
  border: 1px solid rgba(138, 229, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.035);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.resource-links a:hover {
  border-color: rgba(80, 240, 177, 0.56);
  background: rgba(80, 240, 177, 0.055);
  transform: translateX(6px);
}

.site-footer {
  width: min(calc(100% - 32px), var(--max));
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 18px;
  align-items: center;
  margin: 0 auto;
  padding: 32px 0 54px;
  border-top: 1px solid rgba(138, 229, 255, 0.15);
}

.site-footer img {
  width: 54px;
  padding: 8px;
  border: 1px solid rgba(88, 231, 255, 0.24);
  border-radius: 8px;
  background: rgba(7, 23, 33, 0.8);
  filter: drop-shadow(0 0 10px rgba(88, 231, 255, 0.22));
}

.site-footer p {
  margin: 0;
  font-size: 0.84rem;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 620ms ease, transform 620ms ease;
}

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

.tilt-card {
  transition: transform 160ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.tilt-card:hover {
  border-color: rgba(88, 231, 255, 0.42);
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.44), 0 0 34px rgba(88, 231, 255, 0.12);
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes breathe {
  0%,
  100% {
    opacity: 0.78;
    transform: translate(-50%, -50%) scale(0.96);
  }
  50% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.04);
  }
}

@keyframes ticker {
  to {
    transform: translateX(-50%);
  }
}

@media (max-width: 1040px) {
  .desktop-nav {
    display: none;
  }

  .site-header {
    grid-template-columns: auto 1fr auto auto;
  }

  .menu-toggle {
    display: block;
  }

  .hero-grid,
  .split-section,
  .architecture-grid,
  .positioning-panel,
  .resource-panel,
  .company-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .execution-stage {
    min-height: 520px;
  }

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

@media (max-width: 680px) {
  .site-header {
    top: 12px;
    width: min(calc(100% - 20px), var(--max));
    height: 62px;
    padding: 9px;
    gap: 8px;
  }

  .brand {
    min-width: 0;
    gap: 8px;
  }

  .brand-mark {
    width: 36px;
    height: 36px;
  }

  .brand-mark img {
    width: 24px;
    height: 24px;
  }

  .brand-lockup strong {
    font-size: 0.9rem;
  }

  .brand-lockup small {
    display: none;
  }

  .header-action {
    display: none;
  }

  .section-shell {
    width: min(calc(100% - 22px), var(--max));
  }

  .hero {
    min-height: 92vh;
    padding-top: 98px;
    padding-bottom: 24px;
  }

  h1 {
    font-size: clamp(2.72rem, 13vw, 3.35rem);
  }

  h2 {
    font-size: clamp(2rem, 10vw, 3rem);
  }

  .hero-actions,
  .insight-grid,
  .validation-grid,
  .usecase-grid,
  .roadmap-track,
  .entity-list {
    grid-template-columns: 1fr;
  }

  .btn {
    width: 100%;
  }

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

  .hero-stats div {
    padding: 12px 10px;
  }

  .hero-stats dt {
    font-size: 1.05rem;
  }

  .hero-stats dd {
    font-size: 0.68rem;
    line-height: 1.35;
  }

  .execution-stage {
    display: none;
  }

  .flow-console {
    min-height: 620px;
  }

  .flow-line {
    min-height: 570px;
  }

  .flow-line::before {
    top: 7%;
    bottom: 7%;
    left: 50%;
    right: auto;
    width: 2px;
    height: auto;
    background: linear-gradient(180deg, transparent, var(--cyan), var(--mint), var(--amber), transparent);
  }

  .flow-line div {
    left: 50% !important;
    right: auto !important;
    width: min(82%, 240px);
    transform: translateX(-50%);
  }

  .flow-line div:nth-child(1) { top: 4%; }
  .flow-line div:nth-child(2) { top: 24%; bottom: auto; }
  .flow-line div:nth-child(3) { top: 44%; }
  .flow-line div:nth-child(4) { top: 64%; bottom: auto; }
  .flow-line div:nth-child(5) { top: 82%; }

  .roadmap-track::before {
    top: 0;
    bottom: 0;
    left: 7px;
    right: auto;
    width: 1px;
    height: auto;
    background: linear-gradient(180deg, var(--cyan), var(--mint), var(--amber), var(--violet));
  }

  .roadmap-track article {
    padding: 0 0 20px 34px;
  }

  .roadmap-track article::before {
    top: 0;
    left: 0;
  }

  .roadmap-track h3 {
    min-height: 0;
  }

  .site-footer {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}