:root {
  --night: #071b17;
  --deep: #0b2e26;
  --forest: #114a3b;
  --emerald: #1c6b52;
  --champagne: #e8cf9a;
  --trophy: #c9a45b;
  --ivory: #fff9ef;
  --white: #ffffff;
  --muted-dark: #a9b9b2;
  --muted-light: #68756f;
  --control-border: #4b7d6d;
  --divider: #315d50;
  --focus: #ffe7a8;
  --ink: #101712;
  --line-light: rgba(11, 46, 38, 0.18);
  --line-dark: rgba(255, 255, 255, 0.14);
  --radius: 12px;
  --wrap: 1240px;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--ivory);
  color: var(--deep);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

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

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 11px 17px;
  transform: translateY(-160%);
  border-radius: 6px;
  background: var(--champagne);
  color: var(--deep);
  font-size: 13px;
  font-weight: 800;
}

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

.wrap {
  width: min(calc(100% - 48px), var(--wrap));
  margin-inline: auto;
}

.utility-bar {
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  background: var(--night);
  color: var(--muted-dark);
}

.utility-inner {
  display: flex;
  min-height: 36px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.utility-inner p {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 9px;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.utility-inner p span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--champagne);
  box-shadow: 0 0 0 3px rgba(232, 207, 154, 0.12);
}

.utility-inner nav {
  display: flex;
  gap: 24px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.utility-inner a:hover {
  color: var(--champagne);
}

.site-header {
  position: relative;
  z-index: 20;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: var(--deep);
  color: var(--white);
}

.header-inner {
  display: grid;
  min-height: 74px;
  grid-template-columns: auto 1fr auto;
  gap: 48px;
  align-items: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  width: fit-content;
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.075em;
}

.brand-mark {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid var(--champagne);
  border-radius: 8px 2px 8px 2px;
  background: var(--forest);
  color: var(--champagne);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: -0.08em;
}

.brand-name span {
  color: var(--champagne);
}

.main-nav {
  display: flex;
  gap: 32px;
  justify-self: start;
  font-size: 12px;
  font-weight: 750;
}

.main-nav a,
.source-link {
  position: relative;
}

.main-nav a::after,
.source-link::after {
  position: absolute;
  right: 0;
  bottom: -7px;
  left: 0;
  height: 1px;
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  background: currentColor;
  transition: transform 150ms ease;
}

.main-nav a:hover::after,
.source-link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-action {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  gap: 22px;
  padding: 0 15px;
  border-radius: 6px;
  background: var(--champagne);
  color: var(--deep);
  font-size: 11px;
  font-weight: 850;
  transition: background 150ms ease, transform 150ms ease;
}

.header-action:hover {
  background: var(--white);
  transform: translateY(-1px);
}

.portal-hero {
  position: relative;
  padding-block: 38px;
  background:
    radial-gradient(circle at 78% 10%, rgba(28, 107, 82, 0.22), transparent 34rem),
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    var(--night);
  background-size: auto, 42px 42px, 42px 42px, auto;
  color: var(--white);
}

.portal-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(260px, 0.9fr) minmax(260px, 0.9fr);
  grid-template-rows: 242px 242px;
  gap: 16px;
}

.feature-card {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: var(--deep);
}

.feature-card::after {
  position: absolute;
  top: -1px;
  right: -1px;
  width: 38px;
  height: 38px;
  background: var(--night);
  clip-path: polygon(100% 0, 100% 100%, 0 0);
  content: "";
}

.feature-main {
  display: grid;
  grid-row: 1 / span 2;
  grid-template-columns: minmax(0, 1.12fr) minmax(260px, 0.88fr);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.035), transparent 50%),
    var(--deep);
}

.feature-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(34px, 4vw, 58px);
}

.feature-label {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  color: var(--muted-dark);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 9px;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.feature-label span {
  color: var(--champagne);
}

.feature-main h1 {
  margin: 26px 0 18px;
  font-family: "Arial Black", Inter, ui-sans-serif, sans-serif;
  font-size: clamp(52px, 6vw, 88px);
  font-weight: 900;
  letter-spacing: -0.075em;
  line-height: 0.86;
}

.feature-main h1 span {
  display: block;
  color: var(--champagne);
}

.feature-copy > p:not(.feature-label) {
  margin: 0;
  color: var(--muted-dark);
  font-size: 17px;
}

.feature-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 0 16px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-size: 10px;
  font-weight: 850;
  transition: background 150ms ease, color 150ms ease, transform 150ms ease;
}

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

.button-primary {
  background: var(--champagne);
  color: var(--deep);
}

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

.button-ghost {
  border-color: var(--control-border);
  color: var(--white);
}

.button-ghost:hover {
  background: var(--forest);
}

.arena-art {
  position: relative;
  isolation: isolate;
  min-height: 100%;
  overflow: hidden;
}

.arena-art::before {
  position: absolute;
  z-index: -1;
  inset: 12% 4% 12% 0;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(28, 107, 82, 0.58), rgba(7, 27, 23, 0.06) 68%);
  content: "";
  filter: blur(2px);
}

.arena-grid {
  position: absolute;
  z-index: -2;
  inset: 0;
  opacity: 0.55;
  background-image:
    linear-gradient(rgba(232, 207, 154, 0.13) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232, 207, 154, 0.13) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: linear-gradient(90deg, transparent, black 22%);
}

.arena-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1px solid rgba(232, 207, 154, 0.55);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.ring-one {
  width: 78%;
  aspect-ratio: 1;
}

.ring-two {
  width: 48%;
  aspect-ratio: 1;
  border-style: dashed;
}

.arena-ring::before,
.arena-ring::after {
  position: absolute;
  background: rgba(232, 207, 154, 0.35);
  content: "";
}

.arena-ring::before {
  top: 50%;
  left: -12%;
  width: 124%;
  height: 1px;
}

.arena-ring::after {
  top: -12%;
  left: 50%;
  width: 1px;
  height: 124%;
}

.arena-art strong {
  position: absolute;
  z-index: 5;
  top: 50%;
  left: 50%;
  color: var(--white);
  font-family: "Arial Black", Inter, sans-serif;
  font-size: clamp(86px, 10vw, 146px);
  font-weight: 900;
  letter-spacing: -0.16em;
  line-height: 1;
  transform: translate(-55%, -50%);
}

.arena-art strong span {
  color: var(--champagne);
}

.arena-art small {
  position: absolute;
  top: 24px;
  right: 24px;
  padding: 7px 9px;
  border: 1px solid var(--control-border);
  border-radius: 4px;
  color: var(--champagne);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 8px;
  letter-spacing: 0.08em;
}

.arena-route {
  position: absolute;
  z-index: 4;
  height: 2px;
  background: var(--champagne);
  transform-origin: left center;
}

.route-one {
  top: 69%;
  left: 11%;
  width: 37%;
  transform: rotate(-23deg);
}

.route-two {
  top: 54%;
  left: 43%;
  width: 38%;
  transform: rotate(29deg);
}

.arena-point {
  position: absolute;
  z-index: 5;
  width: 11px;
  height: 11px;
  border: 2px solid var(--champagne);
  border-radius: 50%;
  background: var(--deep);
}

.point-one {
  top: 66.5%;
  left: 9.5%;
}

.point-two {
  top: 71%;
  right: 16%;
}

.feature-career {
  display: flex;
  grid-column: 2 / span 2;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
  padding: 28px 34px;
  background:
    linear-gradient(115deg, var(--forest), var(--deep) 65%),
    var(--deep);
  transition: border-color 150ms ease, transform 150ms ease;
}

.feature-career::before {
  position: absolute;
  top: -55%;
  right: 8%;
  width: 230px;
  height: 230px;
  border: 1px solid rgba(232, 207, 154, 0.24);
  border-radius: 50%;
  box-shadow:
    0 0 0 28px rgba(232, 207, 154, 0.035),
    0 0 0 58px rgba(232, 207, 154, 0.025);
  content: "";
}

.feature-career:hover,
.feature-stream:hover,
.feature-community:hover {
  border-color: var(--champagne);
  transform: translateY(-2px);
}

.feature-career h2,
.feature-stream h2,
.feature-community h2 {
  margin: 20px 0 0;
  font-size: clamp(28px, 3vw, 43px);
  letter-spacing: -0.055em;
  line-height: 0.95;
}

.feature-career > p {
  position: relative;
  z-index: 1;
  max-width: 260px;
  margin: 0 48px 0 0;
  color: var(--muted-dark);
  font-size: 12px;
}

.feature-stream,
.feature-community {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 25px 28px;
  transition: border-color 150ms ease, transform 150ms ease;
}

.feature-stream {
  background: var(--forest);
}

.feature-community {
  background: var(--champagne);
  color: var(--deep);
}

.feature-community .feature-label {
  color: rgba(11, 46, 38, 0.68);
}

.feature-community .feature-label span {
  color: var(--deep);
}

.feature-stream p:not(.feature-label),
.feature-community p:not(.feature-label) {
  margin: 7px 0 0;
  color: var(--muted-dark);
  font-size: 11px;
}

.feature-community p:not(.feature-label) {
  color: rgba(11, 46, 38, 0.67);
}

.card-arrow {
  position: absolute;
  right: 21px;
  bottom: 17px;
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-size: 16px;
  opacity: 0.72;
}

.platform-bar {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: var(--deep);
  color: var(--white);
}

.platform-inner {
  display: grid;
  min-height: 82px;
  grid-template-columns: auto 1fr auto;
  gap: 42px;
  align-items: center;
}

.platform-inner > p {
  margin: 0;
  color: var(--muted-dark);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 9px;
  font-weight: 750;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.platform-inner nav {
  display: flex;
  gap: 24px;
}

.platform-inner nav a {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 11px;
  font-weight: 700;
}

.platform-inner nav span {
  display: grid;
  width: 31px;
  height: 31px;
  place-items: center;
  border: 1px solid var(--control-border);
  border-radius: 50%;
  color: var(--champagne);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 8px;
}

.platform-inner nav a:hover span {
  background: var(--champagne);
  color: var(--deep);
}

.platform-cta {
  color: var(--champagne);
  font-size: 10px;
  font-weight: 800;
}

.history,
.channels {
  padding-block: 126px;
}

.section-heading {
  display: grid;
  grid-template-columns: 0.42fr 1.26fr 0.7fr;
  gap: 52px;
  align-items: end;
}

.section-index {
  margin: 0;
  align-self: start;
  color: var(--muted-light);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-heading h2,
.approach-intro h2,
.about-layout h2 {
  margin: 0;
  font-size: clamp(46px, 5.6vw, 78px);
  font-weight: 760;
  letter-spacing: -0.065em;
  line-height: 0.96;
}

.section-heading h2 em,
.approach-intro h2 em,
.about-layout h2 em {
  color: var(--emerald);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
}

.section-heading > p:last-child {
  margin: 0 0 4px;
  color: var(--muted-light);
  font-size: 14px;
}

.history-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 72px;
}

.history-card {
  display: flex;
  min-height: 500px;
  flex-direction: column;
  justify-content: space-between;
  padding: 26px;
  overflow: hidden;
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
  background: var(--white);
}

.history-card-highlight {
  background: var(--deep);
  color: var(--white);
}

.history-card-quote {
  background: var(--champagne);
}

.history-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.history-meta span {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.history-meta small {
  padding: 5px 8px;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-size: 8px;
  font-weight: 750;
  letter-spacing: 0.08em;
  opacity: 0.62;
  text-transform: uppercase;
}

.history-graphic {
  position: relative;
  width: 180px;
  height: 180px;
  align-self: center;
}

.graphic-utopia i {
  position: absolute;
  inset: 5%;
  border: 2px solid var(--deep);
  border-radius: 50%;
}

.graphic-utopia i:nth-child(2) {
  inset: 24%;
}

.graphic-utopia i:nth-child(3) {
  inset: 43%;
  background: var(--champagne);
}

.graphic-cascade {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.graphic-cascade::before {
  position: absolute;
  top: 50%;
  right: 8%;
  left: 8%;
  height: 2px;
  background: var(--champagne);
  content: "";
  transform: rotate(-23deg);
}

.graphic-cascade i {
  z-index: 1;
  width: 22px;
  height: 22px;
  border: 4px solid var(--champagne);
  border-radius: 50%;
  background: var(--deep);
}

.graphic-cascade i:nth-child(2) {
  align-self: flex-start;
  margin-top: 40px;
}

.history-card blockquote {
  margin: 30px 0 25px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 28px;
  font-style: italic;
  line-height: 1.08;
}

.card-kicker {
  margin: 0 0 9px;
  color: var(--emerald);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 9px;
  font-weight: 850;
  letter-spacing: 0.12em;
}

.history-card-highlight .card-kicker {
  color: var(--champagne);
}

.history-card-quote .card-kicker {
  color: var(--deep);
}

.history-card h3 {
  margin: 0 0 11px;
  font-size: 28px;
  letter-spacing: -0.045em;
  line-height: 1;
}

.history-card div > p:not(.card-kicker) {
  margin: 0;
  color: var(--muted-light);
  font-size: 13px;
}

.history-card-highlight div > p:not(.card-kicker) {
  color: var(--muted-dark);
}

.history-card-quote div > p:not(.card-kicker) {
  color: rgba(11, 46, 38, 0.68);
}

.source-link {
  display: inline-block;
  margin-top: 21px;
  color: var(--emerald);
  font-size: 10px;
  font-weight: 850;
}

.history-card-highlight .source-link {
  color: var(--champagne);
}

.history-card-quote .source-link {
  color: var(--deep);
}

.approach {
  padding-block: 126px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.032) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.032) 1px, transparent 1px),
    var(--deep);
  background-size: 42px 42px;
  color: var(--white);
}

.approach-layout {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 90px;
  align-items: end;
}

.section-index-dark {
  margin-bottom: 30px;
  color: var(--muted-dark);
}

.approach-intro h2 em,
.about-layout h2 em {
  color: var(--champagne);
}

.approach-intro > p:last-child {
  max-width: 520px;
  margin: 34px 0 0;
  color: var(--muted-dark);
  font-size: 16px;
}

.principle-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.principle-grid article {
  min-height: 190px;
  padding: 22px;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: rgba(17, 74, 59, 0.56);
}

.principle-grid article > span {
  color: var(--champagne);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 9px;
  font-weight: 800;
}

.principle-grid h3 {
  margin: 38px 0 8px;
  font-size: 21px;
  letter-spacing: -0.035em;
}

.principle-grid p {
  margin: 0;
  color: var(--muted-dark);
  font-size: 12px;
}

.principle-grid .principle-mark {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--champagne);
  color: var(--deep);
}

.principle-mark strong {
  font-family: "Arial Black", Inter, sans-serif;
  font-size: 78px;
  letter-spacing: -0.13em;
  line-height: 0.85;
  transform: translateX(-4px);
}

.principle-mark small {
  margin-top: 18px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.channel-list {
  margin-top: 68px;
  border-top: 1px solid var(--line-light);
}

.channel-list > a {
  display: grid;
  min-height: 104px;
  grid-template-columns: 90px 1.1fr 1fr auto;
  gap: 26px;
  align-items: center;
  border-bottom: 1px solid var(--line-light);
  transition: background 150ms ease, padding 150ms ease;
}

.channel-list > a:hover {
  padding-inline: 18px;
  background: rgba(232, 207, 154, 0.28);
}

.channel-code {
  color: var(--emerald);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 9px;
  font-weight: 850;
}

.channel-name {
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 780;
  letter-spacing: -0.05em;
}

.channel-description {
  color: var(--muted-light);
  font-size: 12px;
}

.channel-arrow {
  display: grid;
  width: 45px;
  height: 45px;
  place-items: center;
  border: 1px solid var(--line-light);
  border-radius: 50%;
  color: var(--emerald);
  font-size: 17px;
}

.about {
  padding-block: 120px;
  background: var(--forest);
  color: var(--white);
}

.about-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 100px;
  align-items: end;
}

.about-copy > p:first-child {
  margin: 0;
  color: var(--muted-dark);
  font-size: 16px;
}

.disclaimer {
  margin-top: 34px;
  padding: 20px 0 0 20px;
  border-top: 1px solid var(--line-dark);
  border-left: 3px solid var(--champagne);
}

.disclaimer strong {
  display: block;
  margin-bottom: 7px;
  color: var(--champagne);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.disclaimer p {
  margin: 0;
  color: var(--muted-dark);
  font-size: 11px;
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  background: var(--night);
  color: var(--white);
}

.footer-inner {
  display: grid;
  min-height: 218px;
  grid-template-columns: 1.3fr 1fr 1fr auto;
  gap: 40px;
  align-items: end;
  padding-block: 54px;
}

.brand-footer .brand-mark {
  background: var(--deep);
}

.footer-inner p {
  margin: 0;
  color: var(--muted-dark);
  font-size: 10px;
}

.copyright {
  text-align: right;
}

.back-to-top {
  display: grid;
  width: 49px;
  height: 49px;
  place-items: center;
  border: 1px solid var(--control-border);
  border-radius: 50%;
  color: var(--champagne);
  font-size: 18px;
  transition: background 150ms ease, color 150ms ease;
}

.back-to-top:hover {
  background: var(--champagne);
  color: var(--deep);
}

.not-found-page {
  min-height: 100vh;
  background:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    var(--night);
  background-size: 42px 42px;
  color: var(--white);
}

.not-found {
  display: grid;
  min-height: 100vh;
  grid-template-columns: 1fr 0.8fr;
  gap: 70px;
  align-items: center;
  padding-block: 60px;
}

.not-found-copy h1 {
  margin: 28px 0 25px;
  font-size: clamp(64px, 8vw, 112px);
  letter-spacing: -0.07em;
  line-height: 0.9;
}

.not-found-copy h1 em {
  color: var(--champagne);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
}

.not-found-copy > p:not(.feature-label) {
  max-width: 500px;
  margin: 0 0 35px;
  color: var(--muted-dark);
  font-size: 16px;
}

.not-found-art {
  position: relative;
  aspect-ratio: 1;
  border: 1px solid var(--control-border);
  border-radius: var(--radius);
  background: var(--deep);
}

.not-found-art > span {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1px solid rgba(232, 207, 154, 0.4);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.not-found-art > span:first-child {
  width: 72%;
  aspect-ratio: 1;
}

.not-found-art > span:nth-child(2) {
  width: 42%;
  aspect-ratio: 1;
  border-style: dashed;
}

.not-found-art strong {
  position: absolute;
  top: 50%;
  left: 50%;
  color: var(--champagne);
  font-family: "Arial Black", Inter, sans-serif;
  font-size: clamp(76px, 10vw, 140px);
  letter-spacing: -0.14em;
  transform: translate(-55%, -50%);
}

@media (max-width: 1080px) {
  .portal-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(240px, 0.75fr);
    grid-template-rows: 270px 220px 220px;
  }

  .feature-main {
    grid-column: 1;
    grid-row: 1 / span 2;
    grid-template-columns: 1fr;
  }

  .arena-art {
    position: absolute;
    z-index: 0;
    top: 0;
    right: 0;
    bottom: 0;
    width: 44%;
    opacity: 0.7;
  }

  .feature-copy {
    position: relative;
    z-index: 2;
    width: 68%;
  }

  .feature-career {
    grid-column: 2;
    grid-row: 1;
    align-items: flex-start;
    flex-direction: column;
    padding: 26px;
  }

  .feature-career > p {
    margin: 0 32px 0 0;
  }

  .feature-stream {
    grid-column: 2;
    grid-row: 2;
  }

  .feature-community {
    grid-column: 1 / span 2;
    grid-row: 3;
  }

  .section-heading {
    grid-template-columns: 0.52fr 1.48fr;
  }

  .section-heading > p:last-child {
    grid-column: 2;
    max-width: 470px;
  }

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

  .history-card:last-child {
    grid-column: 1 / span 2;
    min-height: 390px;
  }

  .history-card:last-child blockquote {
    max-width: 590px;
  }

  .approach-layout,
  .about-layout {
    grid-template-columns: 1fr;
    gap: 66px;
  }

  .approach-intro,
  .about-copy {
    max-width: 700px;
  }
}

@media (max-width: 780px) {
  .wrap {
    width: min(calc(100% - 30px), var(--wrap));
  }

  .utility-inner nav a:nth-child(2) {
    display: none;
  }

  .header-inner {
    min-height: 68px;
    grid-template-columns: auto 1fr auto;
    gap: 18px;
  }

  .main-nav {
    gap: 17px;
    justify-self: end;
    font-size: 10px;
  }

  .main-nav a:nth-child(2),
  .main-nav a:nth-child(3) {
    display: none;
  }

  .header-action {
    gap: 10px;
    padding-inline: 12px;
  }

  .brand-name {
    display: none;
  }

  .portal-grid {
    display: flex;
    flex-direction: column;
  }

  .feature-main {
    min-height: 600px;
  }

  .feature-copy {
    width: 100%;
    justify-content: flex-start;
    padding: 34px 25px;
  }

  .feature-main h1 {
    font-size: clamp(53px, 16vw, 76px);
  }

  .feature-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .arena-art {
    top: auto;
    right: 0;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 52%;
    opacity: 1;
  }

  .feature-career,
  .feature-stream,
  .feature-community {
    min-height: 210px;
  }

  .platform-inner {
    min-height: 100px;
    grid-template-columns: 1fr auto;
    gap: 14px;
  }

  .platform-inner > p {
    display: none;
  }

  .platform-inner nav {
    gap: 12px;
  }

  .platform-inner nav a {
    font-size: 0;
  }

  .platform-inner nav span {
    width: 39px;
    height: 39px;
    font-size: 9px;
  }

  .history,
  .channels {
    padding-block: 90px;
  }

  .section-heading {
    display: block;
  }

  .section-heading h2,
  .approach-intro h2,
  .about-layout h2 {
    margin-top: 27px;
    font-size: 46px;
  }

  .section-heading > p:last-child {
    margin-top: 24px;
  }

  .history-grid {
    grid-template-columns: 1fr;
    margin-top: 50px;
  }

  .history-card,
  .history-card:last-child {
    grid-column: auto;
    min-height: 450px;
  }

  .approach,
  .about {
    padding-block: 92px;
  }

  .approach-layout {
    gap: 52px;
  }

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

  .principle-grid article {
    min-height: 172px;
  }

  .channel-list > a {
    min-height: 94px;
    grid-template-columns: 52px 1fr auto;
    gap: 12px;
  }

  .channel-description {
    display: none;
  }

  .channel-name {
    font-size: 22px;
  }

  .channel-arrow {
    width: 41px;
    height: 41px;
  }

  .footer-inner {
    min-height: 290px;
    grid-template-columns: 1fr auto;
  }

  .footer-inner > p {
    grid-column: 1;
  }

  .copyright {
    text-align: left;
  }

  .back-to-top {
    grid-column: 2;
    grid-row: 1 / span 3;
  }

  .not-found {
    grid-template-columns: 1fr;
  }

  .not-found-art {
    max-width: 480px;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}