:root {
  --ink: #101816;
  --ink-soft: #29322f;
  --paper: #f0eee7;
  --paper-bright: #f8f7f2;
  --paper-deep: #e4e1d7;
  --acid: #c8ff3d;
  --acid-soft: #dfff8e;
  --mint: #a8e6ce;
  --line: rgba(16, 24, 22, 0.16);
  --line-dark: rgba(255, 255, 255, 0.16);
  --shell: min(1180px, calc(100vw - 48px));
  --display: "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
  --body: Inter, "Helvetica Neue", Arial, sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

body.menu-open {
  overflow: hidden;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  color: inherit;
  font: inherit;
}

svg {
  display: block;
}

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  color: var(--ink);
  background: var(--acid);
  transform: translateY(-160%);
  transition: transform 160ms ease;
}

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

:focus-visible {
  outline: 3px solid var(--acid);
  outline-offset: 4px;
}

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  right: 0;
  left: 0;
  border-bottom: 1px solid transparent;
  transition: background 180ms ease, border-color 180ms ease, backdrop-filter 180ms ease;
}

.site-header.is-scrolled {
  border-bottom-color: rgba(255, 255, 255, 0.08);
  background: rgba(16, 24, 22, 0.9);
  backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 80px;
}

.brand {
  display: inline-flex;
  gap: 11px;
  align-items: center;
  color: var(--paper-bright);
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid currentColor;
}

.brand-mark svg {
  width: 26px;
  height: 26px;
}

.brand-mark path,
.system-core path {
  fill: none;
  stroke: currentColor;
  stroke-linecap: square;
  stroke-linejoin: miter;
  stroke-width: 2.4;
}

.brand-name {
  font-family: var(--display);
  font-size: 22px;
  font-weight: 750;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  gap: 32px;
  align-items: center;
  color: rgba(248, 247, 242, 0.76);
  font-size: 13px;
  font-weight: 650;
}

.site-nav a {
  transition: color 160ms ease;
}

.site-nav a:hover {
  color: var(--paper-bright);
}

.site-nav .nav-cta {
  padding: 10px 15px;
  border: 1px solid rgba(248, 247, 242, 0.5);
  color: var(--paper-bright);
}

.site-nav .nav-cta:hover {
  border-color: var(--acid);
  color: var(--ink);
  background: var(--acid);
}

.menu-toggle {
  display: none;
}

.hero {
  min-height: 100vh;
  padding-top: 150px;
  color: var(--paper-bright);
  background:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px),
    radial-gradient(circle at 78% 24%, rgba(200, 255, 61, 0.12), transparent 30%),
    var(--ink);
  background-size: 54px 54px, 54px 54px, auto, auto;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(430px, 0.92fr);
  gap: 72px;
  align-items: center;
  min-height: calc(100vh - 276px);
}

.hero-grid > *,
.product-grid > *,
.principles-grid > * {
  min-width: 0;
}

.eyebrow,
.section-label {
  margin: 0 0 30px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  color: rgba(248, 247, 242, 0.62);
}

.eyebrow span {
  width: 7px;
  height: 7px;
  margin-right: 10px;
  border-radius: 50%;
  background: var(--acid);
  box-shadow: 0 0 16px rgba(200, 255, 61, 0.75);
}

.hero h1,
.section-head h2,
.product h2,
.principles h2,
.contact h2 {
  margin: 0;
  font-family: var(--display);
  font-weight: 760;
  letter-spacing: -0.065em;
  line-height: 0.91;
}

.hero h1 {
  max-width: 700px;
  font-size: clamp(64px, 7.2vw, 112px);
}

h1 em,
h2 em {
  color: var(--acid);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
}

.hero-lead {
  max-width: 570px;
  margin: 36px 0 0;
  color: rgba(248, 247, 242, 0.72);
  font-size: clamp(17px, 1.5vw, 21px);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  gap: 28px;
  align-items: center;
  margin-top: 38px;
}

.button {
  display: inline-flex;
  gap: 28px;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 22px;
  font-size: 13px;
  font-weight: 750;
  transition: transform 160ms ease, color 160ms ease, background 160ms ease;
}

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

.button-primary {
  color: var(--ink);
  background: var(--acid);
}

.button-primary:hover {
  background: var(--acid-soft);
}

.text-link {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  border-bottom: 1px solid rgba(248, 247, 242, 0.35);
  color: rgba(248, 247, 242, 0.86);
  font-size: 13px;
  font-weight: 650;
  line-height: 2;
}

.text-link span {
  color: var(--acid);
}

.system-card {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(10, 18, 16, 0.62);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(8px);
}

.system-card-head,
.system-card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.system-card-head {
  padding: 15px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(248, 247, 242, 0.6);
}

.live-label {
  display: flex;
  gap: 7px;
  align-items: center;
  color: var(--acid);
}

.live-label i,
.product-status i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 10px currentColor;
}

.system-map {
  position: relative;
  min-height: 440px;
  overflow: hidden;
  background:
    radial-gradient(circle, rgba(200, 255, 61, 0.08), transparent 54%),
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: auto, 32px 32px, 32px 32px;
}

.orbit,
.axis {
  position: absolute;
  display: block;
  pointer-events: none;
}

.orbit {
  top: 50%;
  left: 50%;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.orbit-one {
  width: 260px;
  height: 260px;
}

.orbit-two {
  width: 390px;
  height: 390px;
  border-style: dashed;
}

.axis-x {
  top: 50%;
  left: 0;
  width: 100%;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.axis-y {
  top: 0;
  left: 50%;
  height: 100%;
  border-left: 1px solid rgba(255, 255, 255, 0.08);
}

.system-core {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 2;
  display: flex;
  width: 138px;
  height: 138px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--acid);
  color: var(--acid);
  background: var(--ink);
  transform: translate(-50%, -50%) rotate(45deg);
}

.system-core > * {
  transform: rotate(-45deg);
}

.system-core svg {
  width: 32px;
  height: 32px;
  margin-bottom: 4px;
}

.system-core strong {
  color: var(--paper-bright);
  font-family: var(--display);
  font-size: 17px;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.system-core span {
  margin-top: 4px;
  color: rgba(248, 247, 242, 0.45);
  font-family: var(--mono);
  font-size: 7px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.map-node {
  position: absolute;
  z-index: 3;
  display: flex;
  gap: 9px;
  align-items: center;
  padding: 8px 10px;
  border: 1px solid rgba(255, 255, 255, 0.17);
  color: var(--paper-bright);
  background: rgba(16, 24, 22, 0.88);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.map-node b {
  color: var(--acid);
  font-weight: 500;
}

.node-product {
  top: 16%;
  left: 8%;
}

.node-ai {
  top: 24%;
  right: 6%;
}

.node-ops {
  right: 14%;
  bottom: 11%;
}

.system-card-foot {
  gap: 12px;
  padding: 13px 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(248, 247, 242, 0.4);
}

.hero-index {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 56px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-index > div {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 12px;
  padding: 22px 28px 24px 0;
  border-right: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-index > div + div {
  padding-left: 28px;
}

.hero-index > div:last-child {
  border-right: 0;
}

.hero-index span {
  color: var(--acid);
  font-family: var(--mono);
  font-size: 10px;
}

.hero-index p {
  max-width: 260px;
  margin: 0;
  color: rgba(248, 247, 242, 0.58);
  font-size: 12px;
  line-height: 1.5;
}

.section {
  padding: 128px 0;
}

.section-head {
  display: grid;
  grid-template-columns: 0.48fr 1.52fr;
  align-items: start;
  margin-bottom: 72px;
}

.section-label {
  color: rgba(16, 24, 22, 0.56);
}

.section-label-light {
  color: rgba(248, 247, 242, 0.5);
}

.section-head h2,
.principles h2,
.contact h2 {
  font-size: clamp(50px, 6vw, 84px);
}

.section-head h2 em,
.principles h2 em {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--acid);
  text-decoration-thickness: 0.13em;
  text-underline-offset: 0.08em;
}

.direction-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.direction-card {
  position: relative;
  min-height: 520px;
  padding: 28px 32px 36px;
  border-right: 1px solid var(--line);
  transition: background 180ms ease;
}

.direction-card:last-child {
  border-right: 0;
}

.direction-card:hover {
  background: var(--paper-bright);
}

.card-number {
  font-family: var(--mono);
  font-size: 11px;
}

.card-icon {
  position: relative;
  width: 104px;
  height: 104px;
  margin: 54px 0 50px;
}

.icon-product {
  border: 1px solid var(--ink);
}

.icon-product::before,
.icon-product::after,
.icon-product span {
  position: absolute;
  content: "";
  background: var(--ink);
}

.icon-product::before {
  top: 33%;
  left: 0;
  width: 100%;
  height: 1px;
}

.icon-product::after {
  top: 0;
  left: 50%;
  width: 1px;
  height: 100%;
}

.icon-product span:nth-child(1),
.icon-product span:nth-child(2),
.icon-product span:nth-child(3) {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--acid);
  box-shadow: 0 0 0 1px var(--ink);
}

.icon-product span:nth-child(1) { top: 29%; left: 12%; }
.icon-product span:nth-child(2) { top: 29%; right: 12%; }
.icon-product span:nth-child(3) { right: 15%; bottom: 14%; }

.icon-ai {
  border: 1px solid var(--ink);
  border-radius: 50%;
}

.icon-ai::before,
.icon-ai::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 70%;
  height: 70%;
  border: 1px solid var(--ink);
  border-radius: 50%;
  content: "";
  transform: translate(-50%, -50%);
}

.icon-ai::after {
  width: 34%;
  height: 34%;
  border: 0;
  background: var(--acid);
}

.icon-ai span {
  position: absolute;
  z-index: 2;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ink);
}

.icon-ai span:nth-child(1) { top: 4%; left: 48%; }
.icon-ai span:nth-child(2) { top: 48%; right: 4%; }
.icon-ai span:nth-child(3) { bottom: 4%; left: 48%; }
.icon-ai span:nth-child(4) { top: 48%; left: 4%; }

.icon-automation {
  transform: rotate(45deg);
}

.icon-automation::before,
.icon-automation::after,
.icon-automation span {
  position: absolute;
  border: 1px solid var(--ink);
  content: "";
}

.icon-automation::before { inset: 0; }
.icon-automation::after { inset: 18px; }
.icon-automation span:nth-child(1) { inset: 36px; background: var(--acid); }
.icon-automation span:nth-child(2) { top: 0; left: 51px; height: 104px; border-width: 0 0 0 1px; }
.icon-automation span:nth-child(3) { top: 51px; left: 0; width: 104px; border-width: 1px 0 0; }

.direction-card h3 {
  margin: 0 0 18px;
  font-family: var(--display);
  font-size: 29px;
  letter-spacing: -0.045em;
  line-height: 1;
}

.direction-card > p {
  min-height: 105px;
  margin: 0;
  color: rgba(16, 24, 22, 0.64);
  font-size: 14px;
  line-height: 1.65;
}

.direction-card ul {
  margin: 25px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.direction-card li {
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.direction-card li::before {
  margin-right: 9px;
  color: #648800;
  content: "+";
}

.product {
  position: relative;
  color: var(--paper-bright);
  background: #172321;
  overflow: hidden;
}

.product::before {
  position: absolute;
  top: -240px;
  right: -200px;
  width: 640px;
  height: 640px;
  border: 1px solid rgba(200, 255, 61, 0.16);
  border-radius: 50%;
  box-shadow: 0 0 0 90px rgba(200, 255, 61, 0.025), 0 0 0 180px rgba(200, 255, 61, 0.02);
  content: "";
}

.product-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 100px;
  align-items: center;
}

.product-title-row {
  display: flex;
  gap: 24px;
  align-items: flex-end;
  justify-content: space-between;
}

.product h2 {
  font-size: clamp(68px, 7vw, 104px);
}

.product h2 span {
  color: var(--acid);
  font-family: var(--mono);
  font-size: 0.25em;
  letter-spacing: 0.04em;
  vertical-align: top;
}

.product-status {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 12px;
  color: var(--acid);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
}

.product-lead {
  margin: 34px 0 0;
  font-size: clamp(20px, 2vw, 27px);
  letter-spacing: -0.025em;
  line-height: 1.35;
}

.product-note {
  max-width: 540px;
  margin: 28px 0 34px;
  color: rgba(248, 247, 242, 0.57);
  font-size: 14px;
  line-height: 1.7;
}

.button-light {
  border: 1px solid rgba(248, 247, 242, 0.42);
}

.button-light:hover {
  border-color: var(--acid);
  color: var(--ink);
  background: var(--acid);
}

.gateway-visual {
  border: 1px solid var(--line-dark);
  background: rgba(8, 16, 14, 0.44);
}

.terminal-head {
  display: flex;
  justify-content: space-between;
  padding: 15px 18px;
  border-bottom: 1px solid var(--line-dark);
  color: rgba(248, 247, 242, 0.45);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.gateway-flow {
  display: grid;
  grid-template-columns: auto 1fr auto 1fr auto;
  align-items: center;
  min-height: 290px;
  padding: 32px 26px;
}

.flow-point {
  display: flex;
  width: 86px;
  height: 86px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(248, 247, 242, 0.28);
  border-radius: 50%;
  text-align: center;
}

.flow-point span {
  color: var(--acid);
  font-family: var(--mono);
  font-size: 9px;
}

.flow-point b {
  margin-top: 3px;
  font-size: 11px;
}

.flow-point small {
  margin-top: 2px;
  color: rgba(248, 247, 242, 0.4);
  font-size: 7px;
}

.flow-gateway {
  width: 116px;
  height: 116px;
  border-color: var(--acid);
  border-radius: 0;
  box-shadow: inset 0 0 40px rgba(200, 255, 61, 0.06), 0 0 26px rgba(200, 255, 61, 0.05);
  transform: rotate(45deg);
}

.flow-gateway > * {
  transform: rotate(-45deg);
}

.flow-line {
  position: relative;
  height: 1px;
  background: rgba(248, 247, 242, 0.2);
  overflow: hidden;
}

.flow-line i {
  position: absolute;
  top: -1px;
  width: 18px;
  height: 3px;
  background: var(--acid);
  box-shadow: 0 0 12px var(--acid);
  animation: traffic 2.2s linear infinite;
}

.signal-log {
  padding: 14px 18px;
  border-top: 1px solid var(--line-dark);
  font-family: var(--mono);
  font-size: 8px;
  line-height: 1.8;
}

.signal-log p {
  display: grid;
  grid-template-columns: 70px 1fr auto;
  gap: 10px;
  margin: 0;
  color: rgba(248, 247, 242, 0.5);
}

.signal-log b {
  color: var(--acid);
  font-weight: 500;
}

@keyframes traffic {
  from { left: -18px; }
  to { left: calc(100% + 18px); }
}

.approach-head {
  grid-template-columns: 0.48fr 1fr 0.52fr;
  gap: 30px;
}

.approach-head > p:last-child {
  max-width: 280px;
  margin: 8px 0 0;
  color: rgba(16, 24, 22, 0.58);
  font-size: 14px;
  line-height: 1.7;
}

.process-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.process-list li {
  display: grid;
  grid-template-columns: 0.22fr 1fr auto;
  gap: 30px;
  align-items: center;
  min-height: 140px;
  border-bottom: 1px solid var(--line);
}

.process-number {
  font-family: var(--mono);
  font-size: 11px;
}

.process-list li > div {
  display: grid;
  grid-template-columns: 0.38fr 0.62fr;
  gap: 30px;
  align-items: center;
}

.process-list h3 {
  margin: 0;
  font-family: var(--display);
  font-size: 33px;
  letter-spacing: -0.04em;
}

.process-list p {
  max-width: 520px;
  margin: 0;
  color: rgba(16, 24, 22, 0.6);
  font-size: 14px;
  line-height: 1.65;
}

.process-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid var(--line);
  font-size: 16px;
}

.process-list li:last-child .process-mark {
  border-color: var(--acid);
  background: var(--acid);
}

.principles {
  background: var(--paper-deep);
}

.principles-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 110px;
}

.principles-title {
  position: sticky;
  top: 120px;
  align-self: start;
}

.principle-list {
  border-top: 1px solid var(--line);
}

.principle-list article {
  display: grid;
  grid-template-columns: 50px 1fr;
  gap: 22px;
  padding: 36px 0;
  border-bottom: 1px solid var(--line);
}

.principle-list article > span {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid var(--ink);
  font-family: Georgia, serif;
  font-size: 15px;
  font-style: italic;
}

.principle-list h3 {
  margin: 1px 0 12px;
  font-family: var(--display);
  font-size: 25px;
  letter-spacing: -0.035em;
}

.principle-list p {
  max-width: 510px;
  margin: 0;
  color: rgba(16, 24, 22, 0.6);
  font-size: 14px;
  line-height: 1.65;
}

.contact {
  padding: 120px 0 90px;
  color: var(--paper-bright);
  background: var(--ink);
}

.contact h2 {
  max-width: 900px;
}

.contact h2 em {
  color: var(--acid);
}

.contact-row {
  display: flex;
  gap: 32px;
  align-items: flex-end;
  justify-content: space-between;
  margin-top: 70px;
  padding-top: 26px;
  border-top: 1px solid var(--line-dark);
}

.contact-email {
  display: inline-flex;
  gap: 14px;
  align-items: center;
  font-size: clamp(18px, 2.2vw, 30px);
  letter-spacing: -0.035em;
}

.contact-email span {
  color: var(--acid);
}

.contact-phone {
  color: rgba(248, 247, 242, 0.62);
  font-family: var(--mono);
  font-size: 12px;
}

.contact-email:hover,
.contact-phone:hover {
  color: var(--acid);
}

.site-footer {
  padding: 48px 0;
  color: rgba(248, 247, 242, 0.62);
  background: #0b1110;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  align-items: start;
}

.brand-footer {
  justify-self: start;
}

.footer-grid > p {
  margin: 3px 0 0;
  font-size: 12px;
  line-height: 1.65;
}

.footer-legal {
  justify-self: end;
  font-family: var(--mono);
  font-size: 9px;
  line-height: 1.7;
  text-align: right;
  text-transform: uppercase;
}

.footer-legal p {
  margin: 0;
}

.js .reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 650ms ease, transform 650ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

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

@media (max-width: 1020px) {
  :root {
    --shell: min(100% - 40px, 900px);
  }

  .hero {
    padding-top: 130px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 70px;
  }

  .hero-copy {
    max-width: 760px;
  }

  .system-card {
    width: min(640px, 100%);
    justify-self: end;
  }

  .hero-index {
    margin-top: 80px;
  }

  .section-head,
  .approach-head {
    grid-template-columns: 0.35fr 1fr;
  }

  .approach-head > p:last-child {
    grid-column: 2;
  }

  .direction-card {
    min-height: 560px;
    padding-inline: 22px;
  }

  .product-grid {
    grid-template-columns: 1fr;
    gap: 68px;
  }

  .gateway-visual {
    width: min(720px, 100%);
    justify-self: end;
  }

  .principles-grid {
    gap: 60px;
  }
}

@media (max-width: 760px) {
  :root {
    --shell: calc(100% - 32px);
  }

  html {
    scroll-padding-top: 76px;
  }

  .header-inner {
    min-height: 72px;
  }

  .menu-toggle {
    position: relative;
    z-index: 102;
    display: grid;
    width: 42px;
    height: 42px;
    padding: 0;
    place-content: center;
    gap: 6px;
    border: 1px solid rgba(248, 247, 242, 0.36);
    background: transparent;
    cursor: pointer;
  }

  .header-inner > .brand {
    position: relative;
    z-index: 102;
  }

  .menu-toggle span:not(.sr-only) {
    display: block;
    width: 18px;
    height: 1px;
    background: var(--paper-bright);
    transition: transform 180ms ease;
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(2) {
    transform: translateY(3.5px) rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-3.5px) rotate(-45deg);
  }

  .site-nav {
    position: fixed;
    z-index: 101;
    inset: 0;
    display: flex;
    visibility: hidden;
    flex-direction: column;
    gap: 28px;
    align-items: flex-start;
    justify-content: center;
    padding: 80px 32px;
    background: rgba(16, 24, 22, 0.98);
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms;
  }

  .site-nav.is-open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
  }

  .site-nav a {
    font-family: var(--display);
    font-size: 38px;
    letter-spacing: -0.04em;
  }

  .site-nav .nav-cta {
    padding: 0;
    border: 0;
    color: var(--acid);
    background: transparent;
  }

  .hero {
    min-height: auto;
    padding-top: 118px;
  }

  .hero-grid {
    gap: 56px;
    min-height: 0;
  }

  .eyebrow {
    margin-bottom: 22px;
    font-size: 8px;
    line-height: 1.5;
  }

  .hero h1 {
    max-width: 100%;
    font-size: clamp(44px, 12.5vw, 58px);
    overflow-wrap: normal;
  }

  .hero h1 em {
    font-size: 0.9em;
  }

  .hero-lead {
    margin-top: 26px;
    font-size: 17px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
    margin-top: 30px;
  }

  .system-map {
    min-height: 370px;
  }

  .orbit-two {
    width: 330px;
    height: 330px;
  }

  .system-core {
    width: 112px;
    height: 112px;
  }

  .node-product { top: 12%; left: 5%; }
  .node-ai { top: 22%; right: 3%; }
  .node-ops { right: 7%; bottom: 10%; }

  .system-card-foot {
    display: none;
  }

  .hero-index {
    grid-template-columns: 1fr;
    margin-top: 56px;
  }

  .hero-index > div,
  .hero-index > div + div {
    padding: 18px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  }

  .section {
    padding: 88px 0;
  }

  .section-head,
  .approach-head {
    grid-template-columns: 1fr;
    gap: 0;
    margin-bottom: 48px;
  }

  .approach-head > p:last-child {
    grid-column: 1;
    margin-top: 28px;
  }

  .section-head h2,
  .principles h2,
  .contact h2 {
    font-size: clamp(42px, 11.5vw, 60px);
  }

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

  .direction-card {
    min-height: 0;
    padding: 26px 20px 36px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .direction-card:last-child {
    border-bottom: 0;
  }

  .card-icon {
    margin: 42px 0;
  }

  .direction-card > p {
    min-height: 0;
  }

  .product-grid {
    gap: 54px;
  }

  .product-title-row {
    display: block;
  }

  .product-status {
    margin: 18px 0 0;
  }

  .gateway-flow {
    grid-template-columns: 1fr;
    gap: 10px;
    justify-items: center;
    padding-block: 36px;
  }

  .flow-line {
    width: 1px;
    height: 32px;
  }

  .flow-line i {
    top: -8px;
    left: -1px;
    width: 3px;
    height: 12px;
    animation: traffic-vertical 2.2s linear infinite;
  }

  @keyframes traffic-vertical {
    from { top: -12px; }
    to { top: calc(100% + 12px); }
  }

  .signal-log {
    display: none;
  }

  .process-list li {
    grid-template-columns: 44px 1fr;
    gap: 16px;
    padding: 28px 0;
  }

  .process-list li > div {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .process-mark {
    display: none;
  }

  .principles-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .principles-title {
    position: static;
  }

  .contact {
    padding: 86px 0 64px;
  }

  .contact-row {
    flex-direction: column;
    align-items: flex-start;
    margin-top: 52px;
  }

  .contact-email {
    max-width: 100%;
    font-size: 17px;
    overflow-wrap: anywhere;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 38px;
  }

  .footer-legal {
    justify-self: start;
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}