:root {
  --navy: #071c2d;
  --navy-soft: #0c2b43;
  --navy-mid: #173b56;
  --orange: #ef684f;
  --orange-deep: #c84a38;
  --ice: #c7edf0;
  --ice-soft: #e6f4f2;
  --cloud: #f7f8f4;
  --graphite: #333a40;
  --muted: #68747a;
  --line: rgba(35, 54, 64, .2);
  --light-line: rgba(230, 244, 242, .18);
  --shell: 1500px;
  --serif: "Songti SC", "Noto Serif CJK SC", "STSong", "SimSun", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--cloud);
  color: var(--graphite);
  font-family: var(--sans);
  line-height: 1.78;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

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

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

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 4px;
}

.anchor-section {
  scroll-margin-top: 78px;
}

.page-shell {
  width: min(calc(100% - 64px), var(--shell));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7, 28, 45, .96);
  border-bottom: 1px solid rgba(199, 237, 240, .14);
  color: var(--cloud);
  backdrop-filter: blur(15px);
}

.header-inner {
  width: min(calc(100% - 64px), var(--shell));
  min-height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 13px;
  flex: 0 0 auto;
}

.brand-lockup img {
  width: 43px;
  height: 43px;
  object-fit: contain;
}

.brand-lockup > span {
  display: grid;
  line-height: 1.08;
}

.brand-lockup strong {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: .08em;
}

.brand-lockup small {
  margin-top: 7px;
  color: var(--ice);
  font-size: 7px;
  font-weight: 800;
  letter-spacing: .2em;
}

.primary-navigation {
  display: flex;
  align-items: center;
  gap: clamp(15px, 1.9vw, 30px);
}

.primary-navigation a {
  position: relative;
  color: rgba(247, 248, 244, .65);
  font-size: 12px;
  font-weight: 650;
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s ease;
}

.primary-navigation a::after {
  position: absolute;
  right: 0;
  bottom: -11px;
  left: 0;
  height: 2px;
  background: var(--orange);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .2s ease;
}

.primary-navigation a:hover,
.primary-navigation a[aria-current="location"] {
  color: var(--cloud);
}

.primary-navigation a:hover::after,
.primary-navigation a[aria-current="location"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.menu-toggle {
  display: none;
  border: 0;
  background: transparent;
  color: var(--cloud);
  font: 700 12px/1 var(--sans);
}

.hero {
  padding: 22px;
  background: #091b29;
  color: var(--cloud);
}

.network-stage {
  position: relative;
  width: min(100%, 1800px);
  min-height: 900px;
  margin: 0 auto;
  overflow: hidden;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: 58px repeat(6, 1fr) 84px;
  background:
    linear-gradient(rgba(199, 237, 240, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(199, 237, 240, .055) 1px, transparent 1px),
    var(--navy);
  background-size: 54px 54px, 54px 54px, auto;
  border: 1px solid rgba(199, 237, 240, .2);
}

.network-stage::before,
.network-stage::after {
  position: absolute;
  border: 1px solid rgba(199, 237, 240, .11);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.network-stage::before {
  top: 50%;
  left: 50%;
  width: 790px;
  height: 790px;
  transform: translate(-50%, -50%);
}

.network-stage::after {
  top: 50%;
  left: 50%;
  width: 520px;
  height: 520px;
  border-style: dashed;
  transform: translate(-50%, -50%);
}

.stage-meta {
  position: relative;
  z-index: 4;
  grid-column: 1 / -1;
  grid-row: 1;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  padding: 0 28px;
  border-bottom: 1px solid var(--light-line);
  color: rgba(230, 244, 242, .62);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: .18em;
}

.stage-meta span:nth-child(2) {
  color: var(--orange);
}

.stage-meta span:last-child {
  text-align: right;
}

.hero-hub {
  position: relative;
  z-index: 3;
  grid-column: 4 / 10;
  grid-row: 2 / 7;
  align-self: center;
  justify-self: center;
  width: min(100%, 780px);
  padding: 78px 80px 72px;
  background: rgba(7, 28, 45, .9);
  border: 1px solid rgba(199, 237, 240, .3);
  text-align: center;
}

.hero-hub::before,
.hero-hub::after {
  position: absolute;
  width: 88px;
  height: 88px;
  content: "";
}

.hero-hub::before {
  top: -1px;
  left: -1px;
  border-top: 4px solid var(--orange);
  border-left: 4px solid var(--orange);
}

.hero-hub::after {
  right: -1px;
  bottom: -1px;
  border-right: 4px solid var(--ice);
  border-bottom: 4px solid var(--ice);
}

.hero-hub > img {
  width: 64px;
  height: 64px;
  margin: 0 auto 25px;
  object-fit: contain;
}

.eyebrow {
  margin: 0;
  color: var(--orange);
  font-size: 9px;
  font-weight: 850;
  letter-spacing: .22em;
  text-transform: uppercase;
}

.brand-word {
  margin-top: 14px;
  color: var(--cloud);
  font-family: var(--serif);
  font-size: clamp(76px, 9.4vw, 150px);
  font-weight: 600;
  letter-spacing: -.08em;
  line-height: .95;
  white-space: nowrap;
}

.hero-hub h1 {
  max-width: 640px;
  margin: 30px auto 0;
  color: var(--ice-soft);
  font-family: var(--serif);
  font-size: clamp(28px, 3.2vw, 48px);
  font-weight: 500;
  letter-spacing: -.025em;
  line-height: 1.25;
}

.hero-tagline {
  margin: 25px 0 0;
  color: rgba(247, 248, 244, .6);
  font-size: 13px;
  letter-spacing: .05em;
}

.satellite {
  position: relative;
  z-index: 4;
  display: grid;
  min-width: 160px;
  padding: 17px 19px;
  align-self: center;
  border: 1px solid rgba(199, 237, 240, .25);
  background: rgba(12, 43, 67, .9);
}

.satellite::after {
  position: absolute;
  top: 50%;
  width: clamp(55px, 8vw, 150px);
  border-top: 1px solid rgba(199, 237, 240, .27);
  content: "";
}

.satellite b {
  color: var(--orange);
  font-size: 8px;
  letter-spacing: .12em;
}

.satellite span {
  margin-top: 5px;
  color: var(--ice-soft);
  font-family: var(--serif);
  font-size: 18px;
}

.satellite-a {
  grid-column: 1 / 3;
  grid-row: 3;
  margin-left: 34px;
}

.satellite-b {
  grid-column: 2 / 4;
  grid-row: 6;
}

.satellite-c {
  grid-column: 10 / 12;
  grid-row: 3;
}

.satellite-d {
  grid-column: 11 / 13;
  grid-row: 6;
  margin-right: 30px;
}

.satellite-a::after,
.satellite-b::after {
  left: 100%;
}

.satellite-c::after,
.satellite-d::after {
  right: 100%;
}

.hero-window {
  position: relative;
  z-index: 5;
  grid-column: 9 / 13;
  grid-row: 6 / 9;
  align-self: end;
  margin: 0 28px 28px 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 10px solid var(--cloud);
  background: var(--navy-soft);
}

.hero-window::before {
  position: absolute;
  z-index: 1;
  top: 0;
  right: 0;
  width: 32px;
  height: 32px;
  background: var(--orange);
  content: "";
}

.hero-window img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-summary {
  position: relative;
  z-index: 4;
  grid-column: 1 / 9;
  grid-row: 8;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 30px;
  align-self: end;
  min-height: 84px;
  padding: 18px 28px;
  border-top: 1px solid var(--light-line);
  background: rgba(7, 28, 45, .86);
}

.hero-summary p {
  max-width: 760px;
  margin: 0;
  color: rgba(247, 248, 244, .58);
  font-size: 11px;
}

.hero-summary time {
  color: var(--ice);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .08em;
}

.section {
  padding: clamp(94px, 10vw, 158px) 0;
}

.section-axis {
  display: grid;
  align-content: start;
  gap: 18px;
  min-height: 100%;
  padding-right: 24px;
  border-right: 1px solid var(--line);
}

.section-axis span {
  color: var(--orange-deep);
  font-family: var(--serif);
  font-size: 46px;
  line-height: 1;
}

.section-axis small {
  color: var(--muted);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: .14em;
  writing-mode: vertical-rl;
}

.section-axis.light {
  border-right-color: var(--light-line);
}

.section-axis.light small {
  color: rgba(230, 244, 242, .45);
}

.identity-section {
  background: var(--cloud);
}

.identity-grid {
  display: grid;
  grid-template-columns: 82px minmax(320px, .85fr) minmax(0, 1.1fr) minmax(180px, .48fr);
  gap: clamp(34px, 5vw, 78px);
}

.identity-title h2,
.section-heading h2,
.split-heading h2,
.observation-title h2,
.access-intro h2,
.governance-grid h2,
.faq-layout h2,
.disclosure-title h2 {
  margin: 17px 0 0;
  font-family: var(--serif);
  font-size: clamp(38px, 4.7vw, 70px);
  font-weight: 500;
  letter-spacing: -.045em;
  line-height: 1.12;
}

.identity-copy {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  align-content: end;
}

.identity-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.95;
}

.position-note {
  display: grid;
  align-content: start;
  border-top: 6px solid var(--orange);
  background: var(--ice-soft);
}

.position-note b,
.position-note span {
  padding: 15px 18px;
  border-bottom: 1px solid var(--line);
}

.position-note b {
  color: var(--navy);
  font-family: var(--serif);
  font-size: 19px;
}

.position-note span {
  color: var(--muted);
  font-size: 10px;
}

.ecosystem-section {
  overflow: hidden;
  background: var(--navy);
  color: var(--cloud);
}

.section-heading {
  display: grid;
  grid-template-columns: 82px minmax(320px, 1fr) minmax(320px, .65fr);
  gap: clamp(36px, 5vw, 80px);
  align-items: end;
  margin-bottom: 80px;
}

.section-heading > p {
  margin: 0 0 7px;
  color: rgba(230, 244, 242, .6);
  font-size: 13px;
  line-height: 1.95;
}

.ecosystem-map {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.ecosystem-map::before {
  position: absolute;
  z-index: 0;
  top: 50%;
  right: 13%;
  left: 13%;
  border-top: 1px solid rgba(199, 237, 240, .22);
  content: "";
}

.eco-core {
  position: absolute;
  z-index: 3;
  top: 50%;
  left: 50%;
  display: grid;
  width: 190px;
  height: 190px;
  padding: 26px;
  place-content: center;
  border: 1px solid var(--ice);
  border-radius: 50%;
  background: var(--orange);
  color: var(--navy);
  text-align: center;
  transform: translate(-50%, -50%);
}

.eco-core span,
.eco-core small {
  font-size: 8px;
  font-weight: 850;
  letter-spacing: .14em;
}

.eco-core strong {
  margin: 8px 0 5px;
  font-family: var(--serif);
  font-size: 28px;
}

.eco-node {
  position: relative;
  z-index: 1;
  min-height: 285px;
  padding: 34px 36px;
  border: 1px solid var(--light-line);
  background: var(--navy-soft);
}

.eco-node:nth-child(odd) {
  background: #10324c;
}

.eco-node:nth-child(-n+4) {
  padding-bottom: 90px;
}

.eco-node:nth-child(n+5) {
  padding-top: 90px;
}

.eco-node > span {
  color: var(--orange);
  font-size: 8px;
  font-weight: 850;
  letter-spacing: .13em;
}

.eco-node h3 {
  margin: 22px 0 16px;
  color: var(--ice-soft);
  font-family: var(--serif);
  font-size: 25px;
  font-weight: 500;
}

.eco-node p {
  margin: 0;
  color: rgba(230, 244, 242, .6);
  font-size: 12px;
}

.eco-node small {
  position: absolute;
  right: 36px;
  bottom: 27px;
  left: 36px;
  padding-top: 15px;
  border-top: 1px solid var(--light-line);
  color: rgba(199, 237, 240, .48);
  font-size: 8px;
  letter-spacing: .08em;
}

.projects-section {
  background: var(--ice-soft);
}

.split-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, .7fr);
  gap: clamp(56px, 9vw, 140px);
  align-items: end;
  margin-bottom: 70px;
}

.chapter-code {
  display: block;
  margin-bottom: 46px;
  color: var(--orange-deep);
  font-size: 8px;
  font-weight: 850;
  letter-spacing: .16em;
}

.split-heading > p {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 13px;
}

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

.project-register article {
  position: relative;
  display: flex;
  min-height: 330px;
  padding: 31px 32px;
  flex-direction: column;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--cloud);
}

.project-register article:nth-child(2),
.project-register article:nth-child(6) {
  background: var(--navy);
  color: var(--cloud);
}

.project-register article:nth-child(4) {
  background: var(--orange);
  color: var(--navy);
}

.project-code {
  color: var(--orange-deep);
  font-size: 9px;
  font-weight: 850;
  letter-spacing: .12em;
}

.project-register article:nth-child(2) .project-code,
.project-register article:nth-child(6) .project-code {
  color: var(--ice);
}

.project-register h3 {
  margin: 62px 0 18px;
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 550;
  line-height: 1.35;
}

.project-register p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.project-register article:nth-child(2) p,
.project-register article:nth-child(6) p {
  color: rgba(230, 244, 242, .62);
}

.project-register article:nth-child(4) p {
  color: rgba(7, 28, 45, .72);
}

.project-register small {
  margin-top: auto;
  padding-top: 24px;
  color: var(--orange-deep);
  font-size: 9px;
  font-weight: 750;
}

.project-register article:nth-child(2) small,
.project-register article:nth-child(6) small {
  color: var(--ice);
}

.project-register article:nth-child(4) small {
  color: var(--navy);
}

.topic-lab {
  display: grid;
  grid-template-columns: 1.05fr repeat(3, 1fr);
  margin-top: 90px;
  border-top: 7px solid var(--navy);
}

.topic-lab > * {
  min-height: 300px;
  padding: 30px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.topic-lab > *:first-child {
  border-left: 1px solid var(--line);
}

.topic-intro {
  background: var(--navy);
  color: var(--cloud);
}

.topic-intro > span {
  color: var(--orange);
  font-size: 8px;
  font-weight: 850;
  letter-spacing: .16em;
}

.topic-lab h3 {
  margin: 43px 0 18px;
  font-family: var(--serif);
  font-size: 25px;
  font-weight: 550;
}

.topic-lab p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.topic-intro p {
  color: rgba(230, 244, 242, .62);
}

.topic-lab article b {
  color: var(--orange-deep);
  font-size: 11px;
}

.observation-section {
  background: var(--orange);
  color: var(--navy);
}

.observation-grid {
  display: grid;
  grid-template-columns: minmax(330px, .76fr) minmax(0, 1.24fr);
  gap: clamp(60px, 9vw, 145px);
}

.observation-title {
  align-self: start;
}

.observation-title .chapter-code,
.observation-title .eyebrow {
  color: #592118;
}

.observation-title > p:last-child {
  margin: 38px 0 0;
  color: rgba(7, 28, 45, .7);
  font-size: 13px;
}

.observation-lines {
  border-top: 1px solid rgba(7, 28, 45, .32);
}

.observation-lines article {
  display: grid;
  grid-template-columns: 50px minmax(230px, .7fr) 1fr;
  gap: 25px;
  padding: 31px 0;
  border-bottom: 1px solid rgba(7, 28, 45, .32);
}

.observation-lines span {
  color: #61261d;
  font-size: 9px;
  font-weight: 850;
}

.observation-lines h3 {
  margin: -5px 0 0;
  font-family: var(--serif);
  font-size: 23px;
  font-weight: 600;
  line-height: 1.4;
}

.observation-lines p {
  margin: 0;
  color: rgba(7, 28, 45, .7);
  font-size: 12px;
}

.news-section {
  background: var(--cloud);
}

.news-heading > p {
  color: var(--muted);
}

.briefing-board {
  border-top: 6px solid var(--navy);
}

.briefing-board article {
  display: grid;
  grid-template-columns: 150px 130px minmax(260px, .7fr) 1fr;
  gap: 28px;
  align-items: start;
  padding: 36px 0;
  border-bottom: 1px solid var(--line);
}

.briefing-board time,
.briefing-board > article > span {
  color: var(--orange-deep);
  font-size: 9px;
  font-weight: 850;
  letter-spacing: .09em;
}

.briefing-board h3 {
  margin: -5px 0 0;
  color: var(--navy);
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 600;
}

.briefing-board p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.access-section {
  background: var(--navy-soft);
  color: var(--cloud);
}

.access-layout {
  display: grid;
  grid-template-columns: minmax(330px, .67fr) minmax(0, 1.33fr);
  gap: clamp(62px, 9vw, 140px);
}

.access-intro {
  align-self: start;
}

.access-intro > p:last-child {
  margin: 36px 0 0;
  color: rgba(230, 244, 242, .62);
  font-size: 13px;
}

.access-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--light-line);
  border-left: 1px solid var(--light-line);
}

.access-cards article {
  display: flex;
  min-height: 330px;
  padding: 31px;
  flex-direction: column;
  border-right: 1px solid var(--light-line);
  border-bottom: 1px solid var(--light-line);
}

.access-cards article:nth-child(1) {
  background: var(--ice);
  color: var(--navy);
}

.access-cards article:nth-child(4) {
  background: var(--orange);
  color: var(--navy);
}

.access-cards > article > span {
  color: var(--orange);
  font-size: 9px;
  font-weight: 850;
  letter-spacing: .16em;
}

.access-cards article:nth-child(1) > span,
.access-cards article:nth-child(4) > span {
  color: var(--orange-deep);
}

.access-cards h3 {
  margin: 56px 0 19px;
  font-family: var(--serif);
  font-size: 25px;
  font-weight: 550;
}

.access-cards p {
  margin: 0;
  color: rgba(230, 244, 242, .62);
  font-size: 12px;
}

.access-cards article:nth-child(1) p,
.access-cards article:nth-child(4) p {
  color: rgba(7, 28, 45, .72);
}

.access-cards p strong {
  color: inherit;
}

.access-cards small {
  margin-top: auto;
  padding-top: 22px;
  border-top: 1px solid currentColor;
  color: var(--ice);
  font-size: 9px;
}

.access-cards article:nth-child(1) small,
.access-cards article:nth-child(4) small {
  color: var(--navy);
}

.governance-section {
  background: var(--ice-soft);
}

.governance-grid {
  display: grid;
  grid-template-columns: minmax(320px, .72fr) minmax(0, 1.28fr);
  gap: clamp(60px, 9vw, 145px);
}

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

.governance-steps li {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 25px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.governance-steps li > span {
  color: var(--orange-deep);
  font-size: 10px;
  font-weight: 850;
}

.governance-steps h3 {
  margin: -6px 0 8px;
  color: var(--navy);
  font-family: var(--serif);
  font-size: 23px;
  font-weight: 600;
}

.governance-steps p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.faq-section {
  background: var(--graphite);
  color: var(--cloud);
}

.faq-layout {
  display: grid;
  grid-template-columns: minmax(320px, .72fr) minmax(0, 1.28fr);
  gap: clamp(60px, 9vw, 145px);
}

.faq-list {
  border-top: 1px solid rgba(247, 248, 244, .18);
}

.faq-list details {
  border-bottom: 1px solid rgba(247, 248, 244, .18);
}

.faq-list summary {
  position: relative;
  padding: 25px 54px 25px 0;
  cursor: pointer;
  font-family: var(--serif);
  font-size: 21px;
  font-weight: 600;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::before,
.faq-list summary::after {
  position: absolute;
  top: 50%;
  right: 7px;
  width: 18px;
  border-top: 1px solid var(--orange);
  content: "";
  transition: transform .2s ease;
}

.faq-list summary::after {
  transform: rotate(90deg);
}

.faq-list details[open] summary::after {
  transform: rotate(0deg);
}

.faq-list p {
  max-width: 820px;
  margin: -2px 0 27px;
  color: rgba(247, 248, 244, .6);
  font-size: 12px;
}

.disclosure-section {
  background: var(--cloud);
}

.disclosure-layout {
  display: grid;
  grid-template-columns: minmax(340px, .78fr) minmax(0, 1.22fr);
  gap: clamp(60px, 9vw, 145px);
}

.disclosure-title > p:last-child {
  margin: 36px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.disclosure-list {
  margin: 0;
  border-top: 7px solid var(--navy);
}

.disclosure-list div {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 30px;
  padding: 23px 0;
  border-bottom: 1px solid var(--line);
}

.disclosure-list dt {
  color: var(--orange-deep);
  font-size: 9px;
  font-weight: 850;
  letter-spacing: .09em;
}

.disclosure-list dd {
  margin: 0;
  color: var(--navy);
  font-family: var(--serif);
  font-size: 18px;
}

.site-footer {
  padding: 68px 30px 25px;
  background: var(--navy);
  color: var(--cloud);
}

.footer-inner,
.footer-strip {
  width: min(100%, var(--shell));
  margin: 0 auto;
}

.footer-inner {
  display: grid;
  grid-template-columns: .65fr .85fr 1.1fr;
  gap: clamp(48px, 7vw, 105px);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 15px;
}

.footer-brand img {
  width: 56px;
  height: 56px;
  object-fit: contain;
}

.footer-brand > div {
  display: grid;
}

.footer-brand strong {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 600;
}

.footer-brand span {
  margin-top: 5px;
  color: var(--ice);
  font-size: 9px;
  letter-spacing: .1em;
}

.footer-inner > p {
  margin: 0;
  color: rgba(230, 244, 242, .56);
  font-size: 11px;
}

.footer-inner dl {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 21px 30px;
  margin: 0;
}

.footer-inner dt {
  color: var(--orange);
  font-size: 8px;
  font-weight: 850;
  letter-spacing: .1em;
}

.footer-inner dd {
  margin: 6px 0 0;
  color: rgba(230, 244, 242, .58);
  font-size: 10px;
}

.footer-strip {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 56px;
  padding-top: 20px;
  border-top: 1px solid var(--light-line);
  color: rgba(230, 244, 242, .38);
  font-size: 9px;
  letter-spacing: .08em;
}

@media (max-width: 1280px) {
  .primary-navigation {
    gap: 16px;
  }

  .primary-navigation a {
    font-size: 11px;
  }

  .network-stage {
    min-height: 820px;
  }

  .network-stage::before {
    width: 680px;
    height: 680px;
  }

  .network-stage::after {
    width: 460px;
    height: 460px;
  }

  .hero-hub {
    padding-right: 55px;
    padding-left: 55px;
  }

  .satellite-d {
    grid-column: 10 / 13;
  }

  .identity-grid {
    grid-template-columns: 70px 1fr 1.2fr;
  }

  .position-note {
    grid-column: 2 / -1;
    grid-template-columns: repeat(5, 1fr);
  }

  .position-note b,
  .position-note span {
    border-right: 1px solid var(--line);
  }

  .position-note span:last-child {
    border-right: 0;
  }

  .topic-lab {
    grid-template-columns: repeat(3, 1fr);
  }

  .topic-intro {
    grid-column: 1 / -1;
    min-height: 220px;
  }
}

@media (max-width: 1040px) {
  .header-inner {
    min-height: 70px;
  }

  .menu-toggle {
    display: flex;
    min-height: 44px;
    padding: 0;
    align-items: center;
    gap: 12px;
  }

  .menu-toggle i,
  .menu-toggle i::before,
  .menu-toggle i::after {
    width: 22px;
    border-top: 1px solid currentColor;
  }

  .menu-toggle i {
    position: relative;
  }

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

  .menu-toggle i::before { top: -7px; }
  .menu-toggle i::after { top: 5px; }

  .primary-navigation {
    position: fixed;
    top: 70px;
    right: 0;
    bottom: 0;
    left: 0;
    display: grid;
    align-content: start;
    gap: 0;
    padding: 24px 30px;
    background: var(--navy);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-12px);
    transition: opacity .2s ease, transform .2s ease;
  }

  .primary-navigation.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .primary-navigation a {
    padding: 15px 3px;
    border-bottom: 1px solid var(--light-line);
    font-family: var(--serif);
    font-size: 22px;
  }

  .primary-navigation a::after {
    display: none;
  }

  .network-stage {
    display: flex;
    min-height: 0;
    flex-direction: column;
  }

  .network-stage::before {
    top: 380px;
    width: 650px;
    height: 650px;
  }

  .network-stage::after {
    top: 380px;
    width: 420px;
    height: 420px;
  }

  .stage-meta {
    min-height: 58px;
  }

  .hero-hub {
    width: min(calc(100% - 70px), 760px);
    margin: 78px auto 42px;
  }

  .satellite {
    display: none;
  }

  .hero-window {
    width: min(calc(100% - 70px), 700px);
    margin: 0 auto;
  }

  .hero-summary {
    width: 100%;
    min-height: 76px;
    margin-top: 34px;
  }

  .identity-grid,
  .section-heading {
    grid-template-columns: 70px 1fr;
  }

  .identity-copy,
  .position-note,
  .section-heading > p {
    grid-column: 2;
  }

  .position-note {
    grid-template-columns: 1fr 1fr;
  }

  .position-note b {
    grid-column: 1 / -1;
  }

  .ecosystem-map {
    grid-template-columns: repeat(2, 1fr);
    padding-top: 160px;
  }

  .ecosystem-map::before {
    top: 80px;
  }

  .eco-core {
    top: 0;
    width: 140px;
    height: 140px;
    transform: translate(-50%, 0);
  }

  .eco-node:nth-child(-n+4),
  .eco-node:nth-child(n+5) {
    padding-top: 34px;
    padding-bottom: 78px;
  }

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

  .observation-grid,
  .access-layout,
  .governance-grid,
  .faq-layout,
  .disclosure-layout,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .briefing-board article {
    grid-template-columns: 120px 110px 1fr;
  }

  .briefing-board p {
    grid-column: 3;
  }

  .footer-inner dl {
    max-width: 760px;
  }
}

@media (max-width: 700px) {
  .page-shell,
  .header-inner {
    width: min(calc(100% - 32px), var(--shell));
  }

  .brand-lockup img {
    width: 38px;
    height: 38px;
  }

  .brand-lockup strong {
    font-size: 17px;
  }

  .hero {
    padding: 9px;
  }

  .stage-meta {
    display: flex;
    min-height: 78px;
    padding: 15px 18px;
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .stage-meta span:last-child {
    width: 100%;
    text-align: left;
  }

  .network-stage::before {
    top: 300px;
    width: 420px;
    height: 420px;
  }

  .network-stage::after {
    top: 300px;
    width: 290px;
    height: 290px;
  }

  .hero-hub {
    width: calc(100% - 30px);
    margin-top: 42px;
    padding: 52px 22px 48px;
  }

  .hero-hub > img {
    width: 54px;
    height: 54px;
  }

  .brand-word {
    font-size: clamp(64px, 20vw, 104px);
  }

  .hero-hub h1 {
    font-size: 33px;
  }

  .hero-window {
    width: calc(100% - 30px);
    border-width: 6px;
  }

  .hero-summary {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 19px;
  }

  .section {
    padding: 80px 0;
  }

  .section-axis {
    min-height: auto;
    padding: 0 0 15px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .section-axis.light {
    border-bottom-color: var(--light-line);
  }

  .section-axis span {
    font-size: 37px;
  }

  .section-axis small {
    writing-mode: initial;
  }

  .identity-grid,
  .section-heading,
  .split-heading {
    grid-template-columns: 1fr;
    gap: 27px;
  }

  .identity-copy,
  .position-note,
  .section-heading > p {
    grid-column: 1;
  }

  .identity-copy,
  .position-note,
  .ecosystem-map,
  .project-register,
  .topic-lab,
  .access-cards {
    grid-template-columns: 1fr;
  }

  .position-note b {
    grid-column: 1;
  }

  .identity-title h2,
  .section-heading h2,
  .split-heading h2,
  .observation-title h2,
  .access-intro h2,
  .governance-grid h2,
  .faq-layout h2,
  .disclosure-title h2 {
    font-size: 37px;
  }

  .section-heading,
  .split-heading {
    margin-bottom: 52px;
  }

  .ecosystem-map {
    padding-top: 140px;
  }

  .eco-node {
    min-height: 260px;
  }

  .project-register article {
    min-height: 300px;
  }

  .topic-lab {
    margin-top: 64px;
  }

  .topic-intro {
    grid-column: 1;
  }

  .topic-lab > * {
    min-height: 260px;
  }

  .observation-lines article {
    grid-template-columns: 42px 1fr;
  }

  .observation-lines p {
    grid-column: 2;
  }

  .briefing-board article {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .briefing-board h3,
  .briefing-board p {
    grid-column: 1 / -1;
  }

  .access-cards article {
    min-height: 310px;
  }

  .disclosure-list div {
    grid-template-columns: 1fr;
    gap: 7px;
  }

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

  .footer-strip {
    align-items: flex-start;
    flex-direction: column;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}