:root {
  --yt-paper: #f3f0e8;
  --yt-paper-strong: #fffdf7;
  --yt-ink: #101114;
  --yt-muted: #5d6269;
  --yt-line: rgba(16, 17, 20, 0.16);
  --yt-blue: #2457ff;
  --yt-cyan: #22d3ee;
  --yt-lime: #b8ff5c;
  --yt-coral: #ff6f61;
  --yt-pink: #ff4da6;
  --yt-violet: #7c5cff;
  --yt-good: #087f5b;
  --yt-warn: #a45b00;
  --yt-bad: #cb2855;
  --yt-radius: 28px;
  --yt-shadow: 0 24px 70px rgba(20, 23, 36, 0.12);
}

/* Audited axis positions. Templates may use only these classes; inline style
   attributes are prohibited by the production Content Security Policy. */
.position-0 { --position: 0%; }
.position-6-2 { --position: 6.2%; }
.position-12-5 { --position: 12.5%; }
.position-18-8 { --position: 18.8%; }
.position-25 { --position: 25%; }
.position-31-2 { --position: 31.2%; }
.position-37-5 { --position: 37.5%; }
.position-43-8 { --position: 43.8%; }
.position-50 { --position: 50%; }
.position-56-2 { --position: 56.2%; }
.position-62-5 { --position: 62.5%; }
.position-68-75 { --position: 68.75%; }
.position-68-8 { --position: 68.8%; }
.position-75 { --position: 75%; }
.position-81-2 { --position: 81.2%; }
.position-87-5 { --position: 87.5%; }
.position-93-8 { --position: 93.8%; }
.position-100 { --position: 100%; }

* {
  box-sizing: border-box;
}

html {
  color-scheme: light;
  scroll-behavior: smooth;
}

body.yt-body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  color: var(--yt-ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  background:
    radial-gradient(circle at 10% 0%, rgba(36, 87, 255, 0.13), transparent 26rem),
    radial-gradient(circle at 92% 8%, rgba(255, 77, 166, 0.12), transparent 24rem),
    var(--yt-paper);
}

/*
 * One typography contract for every public page title. Hero-specific styles
 * may control layout, color, margins, and measure, but not display type. This
 * keeps new page families from reintroducing compressed tracking or leading.
 */
body.yt-body h1.page-title {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: clamp(3.2rem, 5.8vw, 5.5rem);
  font-weight: 800;
  font-kerning: normal;
  line-height: 1;
  letter-spacing: -0.025em;
  overflow-wrap: break-word;
  text-wrap: balance;
  word-break: normal;
}

body.yt-body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.32;
  background-image:
    linear-gradient(rgba(16, 17, 20, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 17, 20, 0.045) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
}

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

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

.yt-shell {
  width: min(100%, 1240px);
  margin: 0 auto;
  padding: max(14px, env(safe-area-inset-top)) 16px max(46px, env(safe-area-inset-bottom));
}

.yt-nav {
  position: sticky;
  top: 10px;
  z-index: 80;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 58px;
  padding: 8px 9px 8px 16px;
  border: 1px solid rgba(16, 17, 20, 0.13);
  border-radius: 999px;
  background: rgba(255, 253, 247, 0.8);
  box-shadow: 0 16px 52px rgba(20, 23, 36, 0.1);
  backdrop-filter: blur(20px) saturate(1.3);
}

.yt-wordmark {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--yt-ink);
  text-decoration: none;
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  white-space: nowrap;
}

.yt-wordmark::before {
  content: "S";
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  color: white;
  background: var(--yt-ink);
  font-size: 13px;
  letter-spacing: 0;
}

.yt-wordmark span {
  color: var(--yt-muted);
  font-weight: 750;
}

.yt-navlinks {
  display: flex;
  align-items: center;
  gap: 3px;
}

.yt-navlinks > a,
.yt-nav-branch > summary {
  padding: 9px 10px;
  border-radius: 999px;
  color: #3f444b;
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.yt-navlinks > a {
  text-decoration: none;
}

.yt-navlinks > a:hover,
.yt-navlinks > a.active,
.yt-nav-branch.current > summary,
.yt-nav-branch[open] > summary {
  color: white;
  background: var(--yt-ink);
}

.yt-nav-branch {
  position: relative;
}

.yt-nav-branch > summary {
  display: flex;
  align-items: center;
  gap: 7px;
  cursor: pointer;
  list-style: none;
}

.yt-nav-branch > summary::-webkit-details-marker,
.yt-mobile-branch > summary::-webkit-details-marker {
  display: none;
}

.yt-nav-branch > summary i {
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform 160ms ease;
}

.yt-nav-branch[open] > summary i {
  transform: translateY(2px) rotate(225deg);
}

.yt-nav-flyout {
  position: absolute;
  top: calc(100% + 15px);
  left: 0;
  width: 350px;
  padding: 9px;
  border: 1px solid var(--yt-line);
  border-radius: 24px;
  background: rgba(255, 253, 247, 0.98);
  box-shadow: 0 26px 80px rgba(16, 17, 20, 0.2);
  backdrop-filter: blur(22px) saturate(1.25);
}

.yt-nav-flyout::before {
  content: "";
  position: absolute;
  top: -16px;
  left: 0;
  right: 0;
  height: 16px;
}

.economic-flyout,
.diplomacy-flyout,
.information-flyout {
  right: 0;
  left: auto;
}

.yt-nav-flyout header {
  margin-bottom: 6px;
  padding: 14px 14px 12px;
  border-radius: 17px;
  color: white;
  background: #13202b;
}

.economic-flyout header {
  background: #0a2b20;
}

.diplomacy-flyout header {
  background: #29205a;
}

.information-flyout header {
  background: #0b3853;
}

.yt-nav-flyout header span,
.yt-nav-flyout header strong,
.yt-nav-flyout header p,
.yt-nav-flyout a span,
.yt-nav-flyout a small {
  display: block;
}

.yt-nav-flyout header span {
  color: rgba(255, 255, 255, 0.6);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.yt-nav-flyout header strong {
  margin-top: 5px;
  font-size: 18px;
  letter-spacing: -0.035em;
}

.yt-nav-flyout header p {
  margin: 5px 0 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 10px;
  line-height: 1.4;
}

.yt-nav-flyout > a {
  position: relative;
  display: block;
  padding: 11px 36px 11px 13px;
  border-radius: 14px;
  color: var(--yt-ink);
  text-decoration: none;
}

.yt-nav-flyout > a::after {
  content: "→";
  position: absolute;
  top: 50%;
  right: 13px;
  color: #858a90;
  font-weight: 900;
  transform: translateY(-50%);
}

.yt-nav-flyout > a:hover,
.yt-nav-flyout > a.active {
  background: rgba(36, 87, 255, 0.09);
}

.economic-flyout > a:hover,
.economic-flyout > a.active {
  background: rgba(10, 110, 73, 0.1);
}

.diplomacy-flyout > a:hover,
.diplomacy-flyout > a.active {
  background: rgba(101, 84, 232, 0.1);
}

.information-flyout > a:hover,
.information-flyout > a.active {
  background: rgba(20, 128, 174, 0.11);
}

.yt-nav-flyout a span {
  font-size: 12px;
  font-weight: 900;
}

.yt-nav-flyout a small {
  margin-top: 2px;
  color: var(--yt-muted);
  font-size: 9px;
  line-height: 1.35;
}

.yt-menu {
  display: none;
  position: relative;
}

.yt-menu > summary {
  list-style: none;
  cursor: pointer;
  padding: 10px 14px;
  border-radius: 999px;
  color: white;
  background: var(--yt-ink);
  font-size: 12px;
  font-weight: 900;
}

.yt-menu > summary::-webkit-details-marker {
  display: none;
}

.yt-menu-panel {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: min(370px, calc(100vw - 32px));
  max-height: calc(100vh - 92px);
  overflow-y: auto;
  padding: 8px;
  border: 1px solid var(--yt-line);
  border-radius: 22px;
  background: rgba(255, 253, 247, 0.97);
  box-shadow: var(--yt-shadow);
  backdrop-filter: blur(20px);
}

.yt-menu-home,
.yt-menu-utilities a,
.yt-mobile-branch > div > a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 13px;
  border-radius: 14px;
  color: var(--yt-ink);
  text-decoration: none;
  font-size: 14px;
  font-weight: 850;
}

.yt-menu-home::after,
.yt-menu-utilities a::after,
.yt-mobile-branch > div > a::after {
  content: "↗";
  color: var(--yt-muted);
}

.yt-menu-panel a:hover,
.yt-menu-panel a.active {
  background: rgba(36, 87, 255, 0.09);
}

.yt-menu-home {
  margin-bottom: 6px;
  border: 1px solid var(--yt-line);
}

.yt-menu-home span,
.yt-menu-home small {
  display: block;
}

.yt-menu-home small {
  color: var(--yt-muted);
  font-size: 9px;
  font-weight: 750;
}

.yt-mobile-branch {
  margin-top: 6px;
  border: 1px solid var(--yt-line);
  border-radius: 17px;
  overflow: hidden;
}

.yt-mobile-branch > summary {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 38px 13px 13px;
  cursor: pointer;
  list-style: none;
  font-size: 13px;
  font-weight: 900;
}

.yt-mobile-branch > summary::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 13px;
  font-size: 18px;
  font-weight: 650;
  transform: translateY(-52%);
}

.yt-mobile-branch[open] > summary::after {
  content: "−";
}

.yt-mobile-branch > summary small {
  color: var(--yt-good);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.yt-mobile-branch > div {
  padding: 0 6px 6px 22px;
  border-top: 1px solid var(--yt-line);
  background: rgba(16, 17, 20, 0.025);
}

.yt-mobile-branch > div > a {
  padding: 10px 11px;
  font-size: 12px;
}

.yt-mobile-branch > div > a small {
  margin-left: auto;
  color: var(--yt-warn);
  font-size: 8px;
  font-weight: 900;
  text-transform: uppercase;
}

.yt-menu-utilities {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--yt-line);
}

.yt-menu-utilities a {
  min-height: 42px;
  padding: 9px 10px;
  font-size: 10px;
  line-height: 1.25;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 12px;
  z-index: 1000;
  padding: 11px 15px;
  transform: translateY(-150%);
  border: 2px solid var(--yt-ink);
  border-radius: 999px;
  color: white;
  background: var(--yt-ink);
  font-size: 12px;
  font-weight: 900;
  text-decoration: none;
  transition: transform 0.15s ease;
}

.skip-link:focus {
  transform: translateY(0);
  outline: 3px solid #b8ff5c;
  outline-offset: 2px;
}

.domain-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 10px;
  padding: 8px 10px 8px 14px;
  border: 1px solid var(--yt-line);
  border-radius: 20px;
  background: rgba(255, 253, 247, 0.78);
  box-shadow: 0 9px 30px rgba(16, 17, 20, 0.06);
  backdrop-filter: blur(18px);
}

.domain-nav-identity {
  min-width: max-content;
  color: var(--yt-ink);
  text-decoration: none;
}

.domain-nav-identity span,
.domain-nav-identity strong {
  display: block;
}

.domain-nav-identity span {
  color: var(--yt-muted);
  font-size: 7px;
  font-weight: 950;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.domain-nav-identity strong {
  margin-top: 2px;
  font-size: 12px;
  letter-spacing: -0.02em;
}

.domain-nav-links {
  display: flex;
  align-items: center;
  gap: 3px;
}

.domain-nav-links a {
  padding: 8px 10px;
  border-radius: 999px;
  color: #50565d;
  text-decoration: none;
  font-size: 10px;
  font-weight: 850;
  white-space: nowrap;
}

.domain-nav-links a:hover,
.domain-nav-links a.active {
  color: white;
  background: #15364f;
}

.economic-domain-nav .domain-nav-links a:hover,
.economic-domain-nav .domain-nav-links a.active {
  background: #0a6e49;
}

.diplomacy-domain-nav .domain-nav-links a:hover,
.diplomacy-domain-nav .domain-nav-links a.active {
  background: #6554e8;
}

.information-domain-nav .domain-nav-links a:hover,
.information-domain-nav .domain-nav-links a.active {
  background: #147fa8;
}

.domain-executive-summary {
  margin-top: 14px;
  overflow: hidden;
  border: 1px solid var(--yt-line);
  border-radius: 24px;
  background: rgba(255, 253, 247, 0.82);
  box-shadow: 0 12px 36px rgba(16, 17, 20, 0.055);
}

.domain-executive-summary > summary {
  display: grid;
  grid-template-columns: minmax(112px, 0.24fr) minmax(0, 1fr) 28px;
  gap: 20px;
  align-items: center;
  min-height: 78px;
  padding: 18px clamp(18px, 3vw, 30px);
  cursor: pointer;
  list-style: none;
}

.domain-executive-summary > summary::-webkit-details-marker {
  display: none;
}

.domain-executive-summary > summary span {
  color: var(--yt-muted);
  font-size: 9px;
  font-weight: 950;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.domain-executive-summary > summary strong {
  font-size: clamp(1rem, 2vw, 1.3rem);
  line-height: 1.25;
  letter-spacing: -0.03em;
}

.domain-executive-summary > summary i {
  color: var(--yt-blue);
  font-size: 24px;
  font-style: normal;
  text-align: center;
  transition: transform 0.2s ease;
}

.domain-executive-summary[open] > summary {
  border-bottom: 1px solid var(--yt-line);
}

.domain-executive-summary[open] > summary i {
  transform: rotate(45deg);
}

.domain-executive-summary-body {
  padding: clamp(22px, 4vw, 38px);
}

.domain-executive-summary-prose {
  max-width: 80ch;
  color: #42474e;
  font-size: clamp(0.98rem, 1.35vw, 1.08rem);
  line-height: 1.72;
}

.domain-executive-summary-prose p {
  margin: 0;
}

.domain-executive-summary-prose p + p {
  margin-top: 1.05em;
}

.economic-body .domain-executive-summary > summary i {
  color: #0a6e49;
}

.relative-trend-vector {
  --trend-vector-length: clamp(34px, 4.5vw, 50px);
  position: absolute;
  top: 50%;
  left: var(--position);
  z-index: 1;
  display: block;
  height: 14px;
  color: #9a7725;
  pointer-events: none;
}

.relative-trend-vector::before,
.relative-trend-vector::after {
  content: "";
  position: absolute;
  top: 50%;
  display: block;
  transform: translateY(-50%);
}

.relative-trend-vector::before {
  height: 3px;
  border-radius: 999px;
  background: currentColor;
  box-shadow: 0 0 0 1px rgba(255, 253, 247, 0.86);
}

.relative-trend-vector::after {
  width: 0;
  height: 0;
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  filter: drop-shadow(0 0 1px rgba(255, 253, 247, 0.92));
}

.relative-trend-vector.toward-prc {
  width: min(var(--trend-vector-length), calc(var(--position) - 4px));
  color: #9d3545;
  transform: translate(-100%, -50%);
}

.relative-trend-vector.toward-prc::before {
  right: 0;
  left: 6px;
}

.relative-trend-vector.toward-prc::after {
  left: 0;
  border-right: 8px solid currentColor;
}

.relative-trend-vector.toward-partners {
  width: min(var(--trend-vector-length), calc(100% - var(--position) - 4px));
  color: #245f7f;
  transform: translateY(-50%);
}

.relative-trend-vector.toward-partners::before {
  right: 6px;
  left: 0;
}

.relative-trend-vector.toward-partners::after {
  right: 0;
  border-left: 8px solid currentColor;
}

.relative-trend-vector.stable {
  width: 38px;
  color: #9a7725;
  transform: translate(-50%, -50%);
}

.relative-trend-vector.stable::before {
  right: 0;
  left: 0;
}

.relative-trend-vector.stable::after {
  display: none;
}

.position-marker,
.economic-position-spectrum > b {
  z-index: 2;
}

.economic-body .relative-trend-vector.toward-partners { color: #0a6e49; }

.yt-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--yt-muted);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.yt-eyebrow::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: currentColor;
}

.yt-eyebrow.live {
  color: var(--yt-good);
}

.yt-eyebrow.live::before {
  box-shadow: 0 0 0 6px rgba(8, 127, 91, 0.1), 0 0 18px rgba(8, 127, 91, 0.55);
}

.yt-status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 30px;
  padding: 6px 10px;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 950;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  white-space: nowrap;
}

.yt-status.live { color: var(--yt-good); background: rgba(8, 127, 91, 0.08); }
.yt-status.archive { color: var(--yt-blue); background: rgba(36, 87, 255, 0.07); }
.yt-status.paused { color: var(--yt-bad); background: rgba(203, 40, 85, 0.07); }
.yt-status.experiment { color: #7547b5; background: rgba(124, 92, 255, 0.08); }

/* Landing portal */
.home-hero {
  position: relative;
  overflow: hidden;
  margin-top: 18px;
  min-height: 530px;
  padding: clamp(28px, 6vw, 72px);
  border: 1px solid var(--yt-line);
  border-radius: 42px;
  background:
    radial-gradient(circle at 82% 22%, rgba(184, 255, 92, 0.45), transparent 20rem),
    linear-gradient(135deg, rgba(255, 253, 247, 0.95), rgba(231, 237, 255, 0.84));
  box-shadow: var(--yt-shadow);
}

.home-hero::after {
  content: "SIGNAL / SYSTEM / MEMORY";
  position: absolute;
  right: -0.8em;
  bottom: 0.2em;
  max-width: 8ch;
  color: rgba(16, 17, 20, 0.055);
  font-size: clamp(5.6rem, 15vw, 12rem);
  font-weight: 1000;
  line-height: 0.72;
  letter-spacing: -0.12em;
  text-align: right;
  pointer-events: none;
}

.home-hero h1 {
  position: relative;
  z-index: 1;
  max-width: 10ch;
  margin: 28px 0 20px;
}

.home-lede {
  position: relative;
  z-index: 1;
  max-width: 58ch;
  margin: 0;
  color: #535860;
  font-size: clamp(1rem, 2vw, 1.22rem);
  line-height: 1.55;
}

.home-counts {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 30px;
}

.home-counts span {
  padding: 8px 11px;
  border: 1px solid var(--yt-line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.56);
  color: #4b5057;
  font-size: 12px;
  font-weight: 800;
}

.system-section {
  margin-top: 42px;
}

.system-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 14px;
}

.system-heading h2 {
  margin: 6px 0 0;
  font-size: clamp(1.8rem, 4vw, 3.3rem);
  line-height: 0.95;
  letter-spacing: -0.065em;
}

.system-heading p {
  max-width: 46ch;
  margin: 0;
  color: var(--yt-muted);
  font-size: 13px;
  line-height: 1.45;
  text-align: right;
}

.system-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 12px;
}

.system-card {
  position: relative;
  overflow: hidden;
  grid-column: span 6;
  min-height: 225px;
  padding: 22px;
  border: 1px solid var(--yt-line);
  border-radius: var(--yt-radius);
  color: var(--yt-ink);
  text-decoration: none;
  background: rgba(255, 253, 247, 0.82);
  box-shadow: 0 14px 42px rgba(20, 23, 36, 0.08);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.system-card:hover {
  transform: translateY(-4px);
  border-color: rgba(36, 87, 255, 0.32);
  box-shadow: 0 25px 64px rgba(20, 23, 36, 0.14);
}

.system-card.featured {
  grid-column: span 12;
  min-height: 330px;
  padding: clamp(24px, 4vw, 42px);
  color: white;
  background:
    radial-gradient(circle at 85% 22%, rgba(34, 211, 238, 0.32), transparent 20rem),
    linear-gradient(135deg, #0b1020, #132d45 58%, #163b3c);
  border-color: rgba(255, 255, 255, 0.18);
}

.system-card.featured::after {
  content: "LIVE";
  position: absolute;
  right: -0.08em;
  bottom: -0.16em;
  color: rgba(255, 255, 255, 0.055);
  font-size: clamp(7rem, 22vw, 16rem);
  font-weight: 1000;
  line-height: 1;
  letter-spacing: -0.12em;
}

.system-card.dark {
  color: white;
  background: linear-gradient(145deg, #101114, #27232f);
  border-color: rgba(255, 255, 255, 0.14);
}

.system-card.accent-blue { background: linear-gradient(145deg, #f9fbff, #dfe8ff); }
.system-card.accent-warm { background: linear-gradient(145deg, #fffdf6, #ffe5cf); }
.system-card.accent-violet { background: linear-gradient(145deg, #fdfaff, #e9ddff); }

.system-card-head {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.system-card h3 {
  position: relative;
  z-index: 1;
  max-width: 10ch;
  margin: 34px 0 10px;
  font-size: clamp(2.1rem, 5vw, 4rem);
  line-height: 0.9;
  letter-spacing: -0.075em;
}

.system-card.featured h3 {
  margin-top: 52px;
  font-size: clamp(3.4rem, 8vw, 6.5rem);
}

.system-card p {
  position: relative;
  z-index: 1;
  max-width: 52ch;
  margin: 0;
  color: var(--yt-muted);
  font-size: 14px;
  line-height: 1.5;
}

.system-card.featured p,
.system-card.dark p {
  color: rgba(255, 255, 255, 0.68);
}

.system-arrow {
  position: absolute;
  right: 20px;
  bottom: 18px;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-size: 18px;
}

.mini-pause {
  position: absolute;
  right: -18px;
  bottom: 38px;
  z-index: 2;
  transform: rotate(-8deg);
  padding: 8px 28px;
  border: 3px solid var(--yt-bad);
  color: var(--yt-bad);
  background: rgba(255, 253, 247, 0.88);
  font-size: 24px;
  font-weight: 1000;
  letter-spacing: 0.16em;
}

.yt-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 46px;
  padding: 24px 2px 0;
  border-top: 1px solid var(--yt-line);
  color: var(--yt-muted);
  font-size: 12px;
}

.yt-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 14px;
}

.yt-footer nav a {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  color: var(--yt-muted);
  font-weight: 800;
}

/* Paused system pages */
.paused-hero {
  position: relative;
  overflow: hidden;
  min-height: 610px;
  margin-top: 18px;
  padding: clamp(26px, 5vw, 58px);
  border-radius: 40px;
  color: white;
  background:
    radial-gradient(circle at 80% 18%, rgba(255, 77, 166, 0.22), transparent 24rem),
    linear-gradient(145deg, #090a0f, #191624 54%, #102536);
  box-shadow: 0 32px 90px rgba(14, 15, 26, 0.28);
}

.paused-watermark {
  position: absolute;
  right: -0.09em;
  bottom: -0.1em;
  max-width: 8ch;
  color: rgba(255, 255, 255, 0.055);
  font-size: clamp(5rem, 19vw, 14rem);
  font-weight: 1000;
  line-height: 0.72;
  letter-spacing: -0.11em;
  text-align: right;
  text-transform: uppercase;
  pointer-events: none;
}

.paused-stamp {
  position: absolute;
  top: clamp(110px, 21vw, 210px);
  right: clamp(-30px, 2vw, 40px);
  z-index: 2;
  transform: rotate(-8deg);
  padding: 12px clamp(28px, 5vw, 62px);
  border: clamp(5px, 0.7vw, 9px) solid var(--yt-coral);
  color: var(--yt-coral);
  background: rgba(9, 10, 15, 0.78);
  box-shadow: 0 0 0 6px rgba(255, 111, 97, 0.08);
  font-size: clamp(2.4rem, 8vw, 7rem);
  font-weight: 1000;
  line-height: 0.9;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.paused-content {
  position: relative;
  z-index: 3;
  max-width: 710px;
}

.paused-content h1 {
  max-width: 9ch;
  margin: 30px 0 18px;
}

.paused-content p {
  max-width: 54ch;
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: clamp(1rem, 2vw, 1.16rem);
  line-height: 1.55;
}

.paused-facts {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  max-width: 720px;
  margin-top: 44px;
}

.paused-fact {
  min-height: 108px;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(12px);
}

.paused-fact span,
.paused-fact strong {
  display: block;
}

.paused-fact span {
  color: rgba(255, 255, 255, 0.48);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.paused-fact strong {
  margin-top: 12px;
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  letter-spacing: -0.04em;
}

.paused-next {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 12px;
  margin-top: 12px;
}

.paused-panel {
  padding: 24px;
  border: 1px solid var(--yt-line);
  border-radius: 28px;
  background: rgba(255, 253, 247, 0.78);
  box-shadow: 0 14px 42px rgba(20, 23, 36, 0.07);
}

.paused-panel h2 {
  margin: 0 0 10px;
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  letter-spacing: -0.055em;
}

.paused-panel p,
.paused-panel li {
  color: var(--yt-muted);
  font-size: 14px;
  line-height: 1.55;
}

.paused-panel ul {
  margin: 14px 0 0;
  padding-left: 19px;
}

.paused-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
  padding: 11px 15px;
  border-radius: 999px;
  color: white;
  background: var(--yt-ink);
  text-decoration: none;
  font-size: 13px;
  font-weight: 900;
}

@media (max-width: 1050px) {
  .yt-navlinks {
    display: none;
  }

  .yt-menu {
    display: block;
  }

  .domain-nav {
    position: relative;
    display: block;
    padding: 9px;
    border-radius: 17px;
  }

  .domain-nav::after {
    content: "";
    position: absolute;
    right: 8px;
    bottom: 8px;
    z-index: 2;
    width: 34px;
    height: 42px;
    border-radius: 0 12px 12px 0;
    background: linear-gradient(90deg, rgba(255, 253, 247, 0), rgba(255, 253, 247, 0.97));
    pointer-events: none;
  }

  .domain-nav-identity {
    display: block;
    padding: 4px 6px 9px;
  }

  .domain-nav-links {
    width: 100%;
    min-width: 0;
    overflow-x: auto;
    padding: 1px 34px 1px 0;
    scrollbar-width: none;
  }

  .domain-nav-links::-webkit-scrollbar {
    display: none;
  }
}

@media (max-width: 720px) {
  .yt-shell {
    padding-left: 10px;
    padding-right: 10px;
  }

  .yt-nav {
    top: 6px;
    min-height: 52px;
    padding-left: 11px;
  }

  .yt-wordmark {
    font-size: 10px;
    letter-spacing: 0.11em;
  }

  .yt-wordmark span {
    display: none;
  }

  .yt-menu-panel {
    width: min(390px, calc(100vw - 20px));
  }

  .domain-nav-links a {
    display: inline-flex;
    align-items: center;
    min-height: 40px;
    padding: 9px 12px;
    font-size: 10px;
  }

  .domain-executive-summary > summary {
    grid-template-columns: 1fr 26px;
    gap: 7px 14px;
    min-height: 88px;
  }

  .domain-executive-summary > summary span {
    grid-column: 1;
  }

  .domain-executive-summary > summary strong {
    grid-column: 1;
  }

  .domain-executive-summary > summary i {
    grid-column: 2;
    grid-row: 1 / 3;
  }

  .home-hero {
    min-height: 480px;
    padding: 25px 18px;
    border-radius: 28px;
  }

  .home-hero h1 {
    margin-top: 24px;
  }

  .home-hero::after {
    opacity: 0.7;
  }

  .system-section {
    margin-top: 30px;
  }

  .system-heading {
    display: block;
  }

  .system-heading p {
    margin-top: 8px;
    text-align: left;
  }

  .system-card,
  .system-card.featured {
    grid-column: span 12;
    min-height: 205px;
    padding: 18px;
    border-radius: 22px;
  }

  .system-card.featured {
    min-height: 300px;
  }

  .system-card h3,
  .system-card.featured h3 {
    margin-top: 32px;
    font-size: clamp(2.5rem, 13vw, 4.2rem);
  }

  .mini-pause {
    right: -26px;
    bottom: 30px;
    font-size: 18px;
  }

  .yt-footer {
    display: block;
  }

  .yt-footer nav {
    justify-content: flex-start;
    margin: 10px 0;
  }

  .yt-footer span:last-child {
    display: block;
    margin-top: 6px;
  }

  .paused-hero {
    min-height: 760px;
    padding: 24px 18px;
    border-radius: 28px;
  }

  .paused-stamp {
    top: 305px;
    right: -24px;
    bottom: auto;
    font-size: clamp(3.1rem, 16vw, 4rem);
  }

  .paused-facts {
    grid-template-columns: 1fr;
    gap: 7px;
    margin-top: 152px;
  }

  .paused-fact {
    min-height: 82px;
  }

  .paused-next {
    grid-template-columns: 1fr;
  }

  .paused-panel {
    padding: 18px;
    border-radius: 22px;
  }
}

@media (max-width: 720px) {
  body.yt-body h1.page-title {
    font-size: clamp(2.25rem, 9vw, 3.2rem);
    line-height: 1.04;
    letter-spacing: -0.012em;
    text-wrap: pretty;
  }
}

@media (max-width: 340px) {
  body.yt-body h1.page-title {
    font-size: 1.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}