:root {
  --ink: #101114;
  --ink-soft: #24262b;
  --paper: #f1f1ed;
  --white: #ffffff;
  --line: #d2d3ce;
  --muted: #666a70;
  --blue: #245dff;
  --green: #b7ff35;
  --max: 1440px;
  --pad: clamp(20px, 3.5vw, 56px);
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --sans: Arial, Helvetica, sans-serif;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  min-width: 280px;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

a {
  color: inherit;
  text-underline-offset: 0.18em;
}

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

button {
  font: inherit;
}

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

.shell {
  width: min(100%, var(--max));
  margin-inline: auto;
  padding-inline: var(--pad);
}

.skip-link {
  position: fixed;
  z-index: 200;
  top: 12px;
  left: 12px;
  padding: 12px 16px;
  color: var(--white);
  background: var(--blue);
  transform: translateY(-180%);
}

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

.status-strip {
  color: #d6d8dc;
  background: var(--ink);
  border-bottom: 1px solid #303238;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.status-strip__inner {
  min-height: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.status-strip__status {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.status-strip__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 12px rgba(183, 255, 53, 0.7);
}

.status-strip a {
  text-decoration: none;
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  color: var(--ink);
  background: rgba(241, 241, 237, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.site-header__inner {
  min-height: 76px;
  display: grid;
  grid-template-columns: minmax(190px, 1fr) auto minmax(190px, 1fr);
  align-items: center;
  gap: 28px;
}

.brand {
  display: inline-flex;
  width: max-content;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand__mark {
  width: 25px;
  height: 25px;
}

.brand__wordmark {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  white-space: nowrap;
}

.brand__slash {
  color: var(--blue);
  margin-inline: 0.28em;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: clamp(20px, 2.2vw, 36px);
  font-size: 13px;
}

.primary-nav a {
  position: relative;
  text-decoration: none;
}

.primary-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -9px;
  left: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.primary-nav a:hover::after,
.primary-nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  justify-content: flex-end;
}

.button {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 0 20px;
  border: 1px solid var(--ink);
  color: var(--ink);
  background: transparent;
  font-weight: 700;
  font-size: 13px;
  text-decoration: none;
  transition: color 160ms ease, background 160ms ease, border-color 160ms ease;
  cursor: pointer;
}

.button::after {
  content: "↗";
  font-size: 14px;
}

.button:hover {
  color: var(--white);
  background: var(--ink);
}

.button--accent {
  color: var(--white);
  background: var(--blue);
  border-color: var(--blue);
}

.button--accent:hover {
  background: #1748cf;
  border-color: #1748cf;
}

.button--dark {
  color: var(--white);
  background: var(--ink);
  border-color: var(--ink);
}

.button--dark:hover {
  color: var(--ink);
  background: var(--green);
  border-color: var(--green);
}

.button--small {
  min-height: 44px;
  padding-inline: 16px;
}

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--ink);
  background: transparent;
}

.menu-toggle__lines,
.menu-toggle__lines::before,
.menu-toggle__lines::after {
  display: block;
  width: 20px;
  height: 1px;
  background: var(--ink);
}

.menu-toggle__lines {
  position: relative;
}

.menu-toggle__lines::before,
.menu-toggle__lines::after {
  content: "";
  position: absolute;
  left: 0;
}

.menu-toggle__lines::before {
  top: -6px;
}

.menu-toggle__lines::after {
  top: 6px;
}

.mobile-menu {
  position: fixed;
  z-index: 90;
  inset: 109px 0 0;
  padding: 28px var(--pad) 120px;
  background: var(--paper);
  overflow-y: auto;
}

.mobile-menu__nav {
  display: grid;
  border-top: 1px solid var(--ink);
}

.mobile-menu__nav a {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  font-size: 24px;
  text-decoration: none;
}

.mobile-menu__download {
  width: 100%;
  margin-top: 28px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 22px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.3;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: currentColor;
}

.eyebrow--accent {
  color: var(--blue);
}

.hero {
  border-bottom: 1px solid var(--line);
}

.hero__grid {
  min-height: min(790px, calc(100vh - 108px));
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(420px, 0.92fr);
}

.hero__copy {
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(72px, 8vw, 126px) clamp(34px, 5vw, 82px) 42px 0;
}

.hero__headline {
  max-width: 830px;
  margin: 0;
  font-size: clamp(52px, 5.9vw, 92px);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: -0.055em;
  text-wrap: balance;
}

.hero__lead {
  max-width: 700px;
  margin: 34px 0 0;
  color: #373a40;
  font-size: clamp(18px, 1.5vw, 23px);
  line-height: 1.5;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-top: 38px;
}

.hero__actions .button {
  min-width: 250px;
}

.release-note {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.55;
  text-transform: uppercase;
}

.hero__foot {
  margin-top: 60px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero__sectors {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
}

.hero__sectors span:not(:last-child)::after {
  content: "·";
  margin-left: 20px;
  color: var(--blue);
}

.mission-frame {
  position: relative;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(34px, 4vw, 62px);
  color: var(--white);
  background:
    linear-gradient(rgba(255,255,255,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.055) 1px, transparent 1px),
    #0b0d10;
  background-size: 72px 72px;
  overflow: hidden;
}

.mission-frame::before {
  content: "";
  position: absolute;
  width: min(72vw, 780px);
  aspect-ratio: 1;
  right: -47%;
  top: -25%;
  border: 1px solid rgba(183, 255, 53, 0.35);
  border-radius: 50%;
  box-shadow:
    0 0 0 70px rgba(183,255,53,.025),
    0 0 0 140px rgba(183,255,53,.02);
}

.mission-frame > * {
  position: relative;
  z-index: 1;
}

.mission-frame__top {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.mission-frame__state {
  color: var(--green);
}

.route-stack {
  display: grid;
  margin-block: 70px;
}

.route-step {
  position: relative;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
  min-height: 78px;
  border-bottom: 1px solid #35383e;
}

.route-step:first-child {
  border-top: 1px solid #35383e;
}

.route-step__index {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
}

.route-step strong {
  font-size: 17px;
  font-weight: 400;
}

.route-step small {
  color: #9da1a8;
  font-family: var(--mono);
  font-size: 9px;
  text-transform: uppercase;
}

.mission-frame__metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid #35383e;
}

.mission-frame__metrics div {
  min-width: 0;
  padding: 16px;
}

.mission-frame__metrics div + div {
  border-left: 1px solid #35383e;
}

.mission-frame__metrics dt {
  margin-bottom: 7px;
  color: #888d95;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.mission-frame__metrics dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
}

.evidence-strip {
  color: var(--white);
  background: var(--ink);
}

.evidence-strip__grid {
  display: grid;
  grid-template-columns: 1.25fr repeat(4, 1fr);
}

.evidence-strip__item {
  min-height: 130px;
  padding: 24px;
  border-right: 1px solid #32343a;
}

.evidence-strip__item:first-child {
  border-left: 1px solid #32343a;
}

.evidence-strip__item span {
  display: block;
  margin-bottom: 22px;
  color: #8d929a;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.evidence-strip__item strong {
  display: block;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.35;
}

.section {
  padding-block: clamp(88px, 10vw, 152px);
  border-bottom: 1px solid var(--line);
}

.section--white {
  background: var(--white);
}

.section--dark {
  color: var(--white);
  background: var(--ink);
  border-color: #32343a;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.55fr);
  justify-content: space-between;
  gap: 60px;
  margin-bottom: clamp(55px, 7vw, 100px);
}

.section-heading h2 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(42px, 4.3vw, 68px);
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: -0.045em;
  text-wrap: balance;
}

.section-heading p:last-child {
  max-width: 560px;
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.6;
}

.section--dark .section-heading p:last-child {
  color: #adb0b6;
}

.operations-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.operation {
  min-height: 330px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 28px;
  border-left: 1px solid var(--line);
}

.operation:last-child {
  border-right: 1px solid var(--line);
}

.operation__index {
  color: var(--blue);
  font-family: var(--mono);
  font-size: 10px;
}

.operation h3 {
  margin: 80px 0 16px;
  font-size: 24px;
  font-weight: 400;
  line-height: 1.1;
}

.operation p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.architecture {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(420px, 1.2fr);
  gap: clamp(60px, 9vw, 150px);
}

.architecture__statement h2 {
  margin: 0;
  font-size: clamp(42px, 4.3vw, 66px);
  font-weight: 400;
  line-height: 1.03;
  letter-spacing: -0.045em;
}

.architecture__statement p {
  max-width: 560px;
  margin: 32px 0 0;
  color: #adb0b6;
  font-size: 18px;
}

.architecture__diagram {
  align-self: end;
  border-top: 1px solid #3b3e44;
}

.architecture-row {
  min-height: 106px;
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr) minmax(160px, 0.55fr);
  align-items: center;
  gap: 18px;
  border-bottom: 1px solid #3b3e44;
}

.architecture-row__index {
  color: var(--green);
  font-family: var(--mono);
  font-size: 10px;
}

.architecture-row strong {
  font-size: 20px;
  font-weight: 400;
}

.architecture-row span:last-child {
  color: #8f949c;
  font-size: 13px;
}

.controls-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--ink);
}

.control {
  min-height: 310px;
  padding: 36px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.control:nth-child(odd) {
  border-left: 1px solid var(--line);
}

.control__meta {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.control h3 {
  max-width: 500px;
  margin: 74px 0 18px;
  font-size: clamp(26px, 2.4vw, 36px);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.025em;
}

.control p {
  max-width: 600px;
  margin: 0;
  color: var(--muted);
}

.verification-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(460px, 1.15fr);
  gap: clamp(60px, 8vw, 120px);
}

.verification-copy h2 {
  margin: 0;
  font-size: clamp(42px, 4.2vw, 66px);
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: -0.045em;
}

.verification-copy p {
  margin: 28px 0;
  color: var(--muted);
  font-size: 18px;
}

.evidence-table {
  border-top: 1px solid var(--ink);
}

.evidence-row {
  min-height: 84px;
  display: grid;
  grid-template-columns: 1fr 100px;
  align-items: center;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}

.evidence-row span:first-child {
  font-size: 16px;
}

.evidence-row__state {
  justify-self: end;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.evidence-row__state--pass {
  color: #2f7900;
}

.evidence-row__state--pending {
  color: #9b6400;
}

.download-panel {
  padding-block: clamp(72px, 8vw, 118px);
  color: var(--white);
  background: var(--blue);
}

.download-panel__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 60px;
}

.download-panel h2 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(42px, 4.8vw, 76px);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.045em;
}

.download-panel p {
  max-width: 700px;
  margin: 26px 0 0;
  color: #dae4ff;
  font-size: 18px;
}

.download-panel .button {
  min-width: 260px;
}

.release-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 30px;
  margin-top: 32px;
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
}

.subpage-hero {
  padding-block: clamp(78px, 9vw, 132px);
  border-bottom: 1px solid var(--line);
}

.subpage-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.55fr);
  gap: 72px;
  align-items: end;
}

.subpage-hero h1 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(52px, 6.2vw, 92px);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: -0.055em;
  text-wrap: balance;
}

.subpage-hero__lead {
  margin: 0 0 7px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.65;
}

.subpage-main {
  padding-block: clamp(60px, 8vw, 112px);
  background: var(--white);
}

.content-grid {
  display: grid;
  grid-template-columns: 230px minmax(0, 880px);
  gap: clamp(54px, 8vw, 130px);
  justify-content: start;
}

.content-aside {
  align-self: start;
  position: sticky;
  top: 116px;
}

.content-aside__nav {
  display: grid;
  border-top: 1px solid var(--ink);
}

.content-aside__nav a {
  padding: 13px 0;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 10px;
  text-decoration: none;
  text-transform: uppercase;
}

.content-aside__nav a:hover {
  color: var(--ink);
}

.prose {
  min-width: 0;
}

.prose section {
  padding-bottom: 78px;
  margin-bottom: 78px;
  border-bottom: 1px solid var(--line);
}

.prose section:last-child {
  margin-bottom: 0;
}

.prose h2 {
  max-width: 760px;
  margin: 0 0 28px;
  font-size: clamp(32px, 3.2vw, 48px);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.prose h3 {
  margin: 40px 0 12px;
  font-size: 21px;
  font-weight: 400;
}

.prose p,
.prose li {
  color: #484c52;
  font-size: 17px;
  line-height: 1.72;
}

.prose a {
  color: #1748cf;
}

.prose code,
.hash-block code,
.prose pre {
  font-family: var(--mono);
  font-size: 12px;
}

.prose pre {
  padding: 18px;
  overflow-x: auto;
  color: #e9ebef;
  background: var(--ink);
}

.callout {
  margin: 30px 0;
  padding: 22px 24px;
  border-left: 3px solid var(--blue);
  background: #f1f4ff;
  color: #333840;
}

.callout--warning {
  border-color: #b27000;
  background: #fff7e8;
}

.artifact-card {
  margin: 24px 0;
  border: 1px solid var(--line);
}

.artifact-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 24px;
}

.artifact-card h3 {
  margin: 0 0 6px;
}

.artifact-card p {
  margin: 0;
  font-size: 14px;
}

.hash-block {
  padding: 18px 24px;
  border-top: 1px solid var(--line);
  background: #f6f6f3;
}

.hash-block__label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9px;
  text-transform: uppercase;
}

.hash-block code {
  display: block;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.copy-button {
  padding: 5px 8px;
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 9px;
  cursor: pointer;
}

.release-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.release-table th,
.release-table td {
  padding: 15px;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.release-table th {
  font-family: var(--mono);
  font-size: 9px;
  text-transform: uppercase;
}

.join-shell {
  padding-block: clamp(54px, 8vw, 110px);
}

.join-card {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(360px, 0.88fr);
  border: 1px solid var(--ink);
  background: var(--white);
}

.join-card__main,
.join-card__aside {
  min-width: 0;
  padding: clamp(34px, 5vw, 72px);
}

.join-card__main {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 580px;
}

.join-card__main h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(42px, 5.1vw, 76px);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.05em;
  text-wrap: balance;
}

.join-card__main p {
  max-width: 650px;
  color: var(--muted);
  font-size: 18px;
}

.join-card__aside {
  color: var(--white);
  background: var(--ink);
}

.join-card__aside p,
.join-card__aside li {
  color: #c3c6cb;
}

.invite-state {
  margin-block: 32px;
  padding: 24px;
  border: 1px solid #3a3d43;
  font-family: var(--mono);
}

.invite-state__label {
  display: block;
  margin-bottom: 20px;
  color: #92979f;
  font-size: 9px;
  text-transform: uppercase;
}

.invite-state__value {
  overflow-wrap: anywhere;
  color: var(--white);
  font-size: 12px;
}

.not-found {
  min-height: calc(100vh - 108px);
  display: grid;
  place-items: center;
  padding-block: 70px 130px;
}

.not-found__inner {
  max-width: 900px;
  text-align: center;
}

.not-found__code {
  font-family: var(--mono);
  color: var(--blue);
  font-size: 11px;
  text-transform: uppercase;
}

.not-found h1 {
  margin: 22px 0;
  font-size: clamp(50px, 7vw, 96px);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.055em;
}

.not-found p:not(.not-found__code) {
  color: var(--muted);
  font-size: 18px;
}

.site-footer {
  color: #d7d9dd;
  background: var(--ink);
}

.site-footer__top {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 50px;
  padding-block: 64px;
}

.site-footer .brand {
  color: var(--white);
}

.site-footer__brand p {
  max-width: 360px;
  margin: 24px 0 0;
  color: #92969d;
  font-size: 14px;
}

.site-footer h2 {
  margin: 0 0 18px;
  color: #777c84;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.site-footer ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-footer li + li {
  margin-top: 10px;
}

.site-footer a {
  text-decoration: none;
}

.site-footer__bottom {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid #33353a;
  color: #858a92;
  font-family: var(--mono);
  font-size: 9px;
  text-transform: uppercase;
}

.mobile-download-bar {
  display: none;
}

@media (max-width: 1100px) {
  .hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(370px, 0.8fr);
  }

  .hero__headline {
    font-size: clamp(48px, 6.2vw, 68px);
  }

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

  .operation:nth-child(2) {
    border-right: 1px solid var(--line);
  }

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

  .evidence-strip__item:first-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 959px) {
  body {
    padding-bottom: calc(72px + env(safe-area-inset-bottom));
  }

  .site-header__inner {
    min-height: 72px;
    grid-template-columns: 1fr auto;
  }

  .primary-nav,
  .header-actions {
    display: none;
  }

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

  .hero__grid,
  .section-heading,
  .architecture,
  .verification-grid,
  .subpage-hero__grid,
  .content-grid,
  .join-card {
    grid-template-columns: 1fr;
  }

  .hero__grid {
    min-height: auto;
  }

  .hero__copy {
    min-height: 650px;
    padding: 84px 0 38px;
  }

  .hero__headline {
    max-width: 760px;
    font-size: clamp(52px, 9vw, 78px);
  }

  .mission-frame {
    min-height: 620px;
  }

  .section-heading {
    gap: 28px;
  }

  .architecture {
    gap: 68px;
  }

  .content-aside {
    display: none;
  }

  .subpage-hero__grid {
    gap: 34px;
  }

  .join-card__main {
    min-height: 500px;
  }

  .site-footer__top {
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: 28px;
  }

  .mobile-download-bar {
    position: fixed;
    z-index: 150;
    right: 0;
    bottom: 0;
    left: 0;
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 10px max(16px, env(safe-area-inset-right)) calc(10px + env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
    color: var(--white);
    background: var(--ink);
    border-top: 1px solid #3a3d43;
  }

  .mobile-download-bar__meta {
    flex: 1 1 auto;
    min-width: 0;
    display: grid;
    overflow: hidden;
  }

  .mobile-download-bar__meta strong {
    overflow: hidden;
    font-size: 12px;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .mobile-download-bar__meta span {
    overflow: hidden;
    color: #969aa2;
    font-family: var(--mono);
    font-size: 8px;
    text-overflow: ellipsis;
    text-transform: uppercase;
    white-space: nowrap;
  }

  .mobile-download-bar__button {
    flex: 0 0 auto;
    min-width: 102px;
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding-inline: 16px;
    color: var(--white);
    background: var(--blue);
    font-size: 12px;
    font-weight: 700;
    text-decoration: none;
  }
}

@media (max-width: 699px) {
  :root {
    --pad: 16px;
  }

  .status-strip__secondary {
    display: none;
  }

  .brand__wordmark {
    font-size: 11px;
  }

  .mobile-menu {
    inset-block-start: 105px;
  }

  .hero__copy {
    min-height: auto;
    padding: 62px 0 40px;
  }

  .hero__headline {
    max-width: none;
    font-size: clamp(43px, 12vw, 60px);
    line-height: 1;
    letter-spacing: -0.05em;
    text-wrap: wrap;
  }

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

  .hero__actions {
    display: grid;
    gap: 16px;
    margin-top: 30px;
  }

  .hero__actions .button {
    width: 100%;
    min-width: 0;
  }

  .hero__foot {
    display: block;
    margin-top: 48px;
  }

  .hero__sectors span:not(:last-child)::after {
    margin-left: 10px;
  }

  .hero__sectors {
    gap: 8px 10px;
  }

  .mission-frame {
    min-height: 540px;
    padding: 30px 20px;
  }

  .mission-frame__top {
    display: grid;
  }

  .route-stack {
    margin-block: 42px;
  }

  .route-step {
    grid-template-columns: 34px minmax(0, 1fr);
  }

  .route-step small {
    display: none;
  }

  .mission-frame__metrics {
    grid-template-columns: 1fr;
  }

  .mission-frame__metrics div + div {
    border-top: 1px solid #35383e;
    border-left: 0;
  }

  .evidence-strip__grid,
  .operations-grid,
  .controls-grid {
    grid-template-columns: 1fr;
  }

  .evidence-strip__item:first-child {
    grid-column: auto;
  }

  .evidence-strip__item,
  .evidence-strip__item:first-child {
    min-height: auto;
    border-right: 1px solid #32343a;
    border-left: 1px solid #32343a;
    border-bottom: 1px solid #32343a;
  }

  .operation,
  .operation:last-child,
  .operation:nth-child(2) {
    min-height: 260px;
    border-right: 1px solid var(--line);
  }

  .section-heading h2,
  .architecture__statement h2,
  .verification-copy h2,
  .download-panel h2 {
    font-size: 40px;
    line-height: 1.06;
    text-wrap: wrap;
  }

  .architecture {
    gap: 46px;
  }

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

  .architecture-row span:last-child {
    grid-column: 2;
    padding-bottom: 18px;
  }

  .control,
  .control:nth-child(odd) {
    min-height: 270px;
    padding: 28px 22px;
    border-left: 1px solid var(--line);
  }

  .control h3 {
    margin-top: 55px;
    font-size: 28px;
  }

  .download-panel__grid {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 38px;
  }

  .download-panel .button {
    width: 100%;
    min-width: 0;
  }

  .subpage-hero {
    padding-block: 64px;
  }

  .subpage-hero h1 {
    max-width: none;
    font-size: 48px;
    line-height: 1;
    text-wrap: wrap;
  }

  .subpage-hero__lead {
    font-size: 16px;
  }

  .prose section {
    padding-bottom: 58px;
    margin-bottom: 58px;
  }

  .prose h2 {
    font-size: 32px;
  }

  .prose p,
  .prose li {
    font-size: 16px;
  }

  .artifact-card__top {
    display: grid;
  }

  .artifact-card__top .button {
    width: 100%;
  }

  .release-table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }

  .join-shell {
    padding-inline: 16px;
  }

  .join-card__main,
  .join-card__aside {
    padding: 32px 22px;
  }

  .join-card__main {
    min-height: 520px;
  }

  .join-card__main h1 {
    max-width: none;
    font-size: 42px;
    line-height: 1.02;
    text-wrap: wrap;
  }

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

  .site-footer__brand {
    grid-column: 1 / -1;
  }

  .site-footer__bottom {
    min-height: 88px;
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 8px;
  }
}

@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;
  }
}