:root {
  --nexo-gradient-start: #00c9ff;
  --nexo-gradient-end: #92fe9d;
  --nexo-gradient: linear-gradient(135deg, var(--nexo-gradient-start), var(--nexo-gradient-end));
  --text-on-bright-accent: #0a0a0a;
  --bg-primary: #ffffff;
  --bg-secondary: #fafafa;
  --text-primary: #1a1a1a;
  --text-secondary: #595959;
  --text-tertiary: #767676;
  --border-color: #e8e8e8;
  --color-info: #096dd9;
}

[data-theme="dark"] {
  --bg-primary: #0a0a0a;
  --bg-secondary: #1a1a1a;
  --text-primary: #ffffff;
  --text-secondary: #b3b3b3;
  --text-tertiary: #8c8c8c;
  --border-color: #2a2a2a;
  --color-info: #40a9ff;
}

.public-shell {
  --nexo-gradient-start: #b8f36d;
  --nexo-gradient-end: #78d5a2;
  --nexo-gradient: linear-gradient(115deg, var(--nexo-gradient-start), var(--nexo-gradient-end));
  --text-on-bright-accent: #142019;
  --bg-primary: #f4f1e8;
  --bg-secondary: #ebe7db;
  --text-primary: #19221b;
  --text-secondary: #4c594e;
  --text-tertiary: #6b756c;
  --border-color: #cfd3c5;
  --color-info: #176746;
  color-scheme: light;
  min-height: 100vh;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: "Avenir Next", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.official-enhanced .public-shell {
  animation: official-page-enter 420ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.public-shell.is-page-leaving {
  opacity: 0;
  transform: translateY(-0.45rem);
  transition: opacity 160ms ease-out, transform 160ms ease-out;
}

.public-skip-link {
  position: absolute;
  inset-inline-start: 1rem;
  top: -5rem;
  z-index: 10;
  min-height: 44px;
  padding: 0.75rem 1rem;
  background: var(--bg-primary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.public-skip-link:focus {
  top: 1rem;
}

.public-header,
.public-footer {
  display: flex;
  align-items: center;
  gap: 1rem;
  max-width: 76rem;
  margin: 0 auto;
  padding: 1rem clamp(1rem, 4vw, 2.5rem);
}

.public-header {
  min-height: 72px;
  border-bottom: 1px solid var(--border-color);
}

.public-brand {
  color: var(--text-primary);
  font-size: 1.25rem;
  font-weight: 700;
  text-decoration: none;
}

.public-navigation,
.public-header__actions,
.public-footer nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.public-navigation {
  margin-inline: auto;
}

.public-navigation a,
.public-footer a,
.public-brand,
.public-button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 0.75rem;
  border-radius: 0.625rem;
}

.public-navigation a,
.public-footer a {
  color: var(--text-secondary);
  text-decoration: none;
}

.public-button {
  border: 1px solid var(--border-color);
  font-weight: 650;
  text-decoration: none;
}

.public-button--primary {
  width: fit-content;
  background: var(--nexo-gradient);
  color: var(--text-on-bright-accent);
}

.public-button--quiet {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.public-main {
  width: min(100% - 2rem, 72rem);
  margin: 0 auto;
  padding: clamp(1.5rem, 5vw, 4.5rem) 0;
}

.public-main--official-home {
  width: min(calc(100% - clamp(2rem, 6vw, 6rem)), 88rem);
}

.public-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding: 0;
  color: var(--text-secondary);
  list-style: none;
}

.public-breadcrumb li {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  line-height: 1.4;
}

.public-breadcrumb li + li::before {
  margin-inline-end: 0.5rem;
  color: var(--text-tertiary);
  content: "/";
}

.public-breadcrumb a {
  display: inline-flex;
  min-height: 44px;
  min-width: 44px;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
}

.public-page__hero,
.public-page__section {
  display: grid;
  gap: 1.25rem;
}

.public-page__hero {
  max-width: 58rem;
  padding: clamp(2rem, 7vw, 6rem) 0;
}

.public-page h1 {
  max-width: 18ch;
  font-size: clamp(2.25rem, 7vw, 5rem);
  line-height: 1.05;
  letter-spacing: -0.035em;
}

.public-page__summary {
  max-width: 48rem;
  color: var(--text-secondary);
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  line-height: 1.75;
}

.public-page__section {
  max-width: 52rem;
  padding: clamp(1.5rem, 4vw, 3rem);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
}

.public-page__section p,
.public-footer {
  color: var(--text-secondary);
  line-height: 1.75;
}

.public-integration-guide {
  display: grid;
  gap: clamp(2rem, 6vw, 5rem);
}

.public-integration-guide__hero {
  padding-bottom: clamp(1rem, 3vw, 2.5rem);
}

.public-integration-guide__eyebrow,
.public-integration-guide__index {
  margin: 0;
  color: var(--color-info);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.public-integration-guide__audience,
.public-integration-guide__verification {
  display: grid;
  grid-template-columns: minmax(12rem, 0.7fr) minmax(0, 1.3fr);
  gap: clamp(1.25rem, 5vw, 5rem);
  padding: clamp(1.5rem, 4vw, 3rem) 0;
  border-block: 1px solid var(--border-color);
}

.public-integration-guide__audience h2,
.public-integration-guide__verification h2,
.public-integration-guide__steps h2 {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  line-height: 1.15;
}

.public-integration-guide__audience p,
.public-integration-guide__verification li,
.public-integration-guide__steps p {
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.75;
}

.public-integration-guide__steps {
  display: grid;
  grid-template-columns: minmax(12rem, 0.7fr) minmax(0, 1.3fr);
  gap: clamp(1.5rem, 5vw, 5rem);
}

.public-integration-guide__steps > div {
  display: grid;
  align-content: start;
  gap: 0.75rem;
}

.public-integration-guide__steps ol,
.public-integration-guide__verification ul {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.public-integration-guide__steps li {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1.25rem 0;
  border-top: 1px solid var(--border-color);
}

.public-integration-guide__steps li > span {
  color: var(--color-info);
  font-size: 0.8rem;
  font-weight: 750;
}

.public-integration-guide__verification li {
  position: relative;
  padding: 0.8rem 0 0.8rem 1.5rem;
}

.public-integration-guide__verification li::before {
  position: absolute;
  inset: 1.35rem auto auto 0;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--nexo-gradient-end);
  content: "";
}

.public-integration-guide__related {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  padding: 1.25rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
}

.public-integration-guide__related p {
  margin: 0 auto 0 0;
  color: var(--text-secondary);
  font-weight: 650;
}

.public-integration-guide__related a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  padding: 0.5rem 0.75rem;
  color: var(--color-info);
}

.public-policy__dates {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  margin: 0;
}

.public-policy__dates div {
  display: grid;
  gap: 0.25rem;
}

.public-policy__dates dt {
  color: var(--text-tertiary);
  font-size: 0.875rem;
  font-weight: 650;
}

.public-policy__dates dd {
  margin: 0;
  color: var(--text-primary);
}

.public-policy__toc {
  max-width: 52rem;
  margin-bottom: 2rem;
  padding: clamp(1.25rem, 4vw, 2rem);
  border-inline-start: 4px solid var(--color-info);
  background: var(--bg-secondary);
}

.public-policy__toc ol {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem 2rem;
  padding-inline-start: 1.5rem;
}

.public-policy__toc a,
.public-policy__links a {
  color: var(--color-info);
  line-height: 1.6;
}

.public-policy__content {
  display: grid;
  gap: 1rem;
}

.public-policy__content .public-page__section {
  scroll-margin-top: 1rem;
}

.public-policy__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2rem;
  margin: 0;
  padding-inline-start: 1.25rem;
}

.public-footer {
  justify-content: space-between;
  border-top: 1px solid var(--border-color);
}

.public-shell a:hover {
  color: var(--text-primary);
}

.public-shell a:focus-visible {
  outline: 3px solid var(--color-info);
  outline-offset: 3px;
}

@media (max-width: 56rem) {
  .public-header {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .public-navigation {
    order: 3;
    width: 100%;
    overflow-x: auto;
  }

  .public-header__actions {
    margin-inline-start: auto;
  }

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

@media (max-width: 36rem) {
  .public-header__actions .public-button:last-child {
    display: none;
  }

  .public-page h1 {
    font-size: clamp(2rem, 13vw, 3.5rem);
  }

  .public-policy__toc ol {
    grid-template-columns: 1fr;
  }

  .public-integration-guide__audience,
  .public-integration-guide__steps,
  .public-integration-guide__verification {
    grid-template-columns: 1fr;
  }
}

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

/* 独立官网首页：模型信号编辑式视觉 */
.official-home {
  --signal-green: #1d6b49;
  --signal-lime: #b8f36d;
  --signal-amber: #e4a84d;
  --signal-ink: #19221b;
  display: grid;
  gap: clamp(5rem, 11vw, 10rem);
  padding-bottom: clamp(3rem, 8vw, 7rem);
}

.official-home h1,
.official-home h2 {
  margin: 0;
  font-family: "Avenir Next Condensed", "DIN Alternate", "PingFang SC", sans-serif;
  font-weight: 750;
  text-wrap: balance;
}

.official-home p {
  margin: 0;
}

.official-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(36rem, 0.95fr) minmax(32rem, 1.05fr);
  gap: clamp(3rem, 5vw, 6rem);
  align-items: center;
  min-height: min(48rem, calc(100vh - 8rem));
  padding: clamp(3.5rem, 9vw, 8rem) 0 clamp(2rem, 5vw, 4rem);
}

.official-hero::before {
  position: absolute;
  inset: 4% -18vw auto 35%;
  height: 26rem;
  background:
    linear-gradient(90deg, transparent 49.6%, color-mix(in srgb, var(--signal-green) 22%, transparent) 50%, transparent 50.4%),
    linear-gradient(0deg, transparent 49.6%, color-mix(in srgb, var(--signal-green) 18%, transparent) 50%, transparent 50.4%);
  background-size: 4rem 4rem;
  content: "";
  mask-image: radial-gradient(circle at center, black, transparent 72%);
  pointer-events: none;
}

.official-hero__copy {
  position: relative;
  z-index: 1;
}

.official-kicker,
.official-section-index {
  color: var(--signal-green);
  font-size: 0.74rem;
  font-weight: 750;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.official-kicker {
  display: flex;
  gap: 0.65rem;
  align-items: center;
}

.official-kicker span {
  color: var(--signal-lime);
  filter: drop-shadow(0 0 0.5rem color-mix(in srgb, var(--signal-green) 45%, transparent));
}

.official-home h1 {
  max-width: 14ch;
  margin-top: 1.5rem;
  font-size: clamp(3.1rem, 4.35vw, 4.8rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.official-home .public-page__summary {
  max-width: 38rem;
  margin-top: 2rem;
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
  line-height: 1.7;
}

.official-hero__actions,
.official-final-cta > div {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  align-items: center;
  margin-top: 2rem;
}

.official-home .public-button--primary {
  position: relative;
  gap: 1.4rem;
  min-height: 54px;
  padding-inline: 1.25rem;
  border: 1px solid var(--signal-ink);
  border-radius: 0;
  box-shadow: 5px 5px 0 var(--signal-ink);
  transition: box-shadow 180ms var(--ease-out-quart, cubic-bezier(0.25, 1, 0.5, 1)), transform 180ms var(--ease-out-quart, cubic-bezier(0.25, 1, 0.5, 1));
}

.official-home .public-button--primary:hover {
  color: var(--signal-ink);
  box-shadow: 2px 2px 0 var(--signal-ink);
  transform: translate(3px, 3px);
}

.official-text-link {
  display: inline-flex;
  gap: 0.65rem;
  min-height: 44px;
  align-items: center;
  color: var(--signal-ink);
  font-weight: 700;
  text-decoration-color: color-mix(in srgb, var(--signal-green) 55%, transparent);
  text-underline-offset: 0.35rem;
}

.official-text-link span {
  transition: transform 180ms ease-out;
}

.official-text-link:hover span {
  transform: translateX(0.3rem);
}

.official-signal-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.25rem;
  margin-top: clamp(3rem, 7vw, 6rem);
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-tertiary);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.official-signal-strip span + span::before {
  margin-inline-end: 1.25rem;
  color: var(--signal-amber);
  content: "◆";
}

.request-journey {
  position: relative;
  z-index: 1;
  padding: clamp(1.25rem, 3vw, 2rem);
  overflow: hidden;
  background: var(--signal-ink);
  color: #eff4e7;
  box-shadow: 1.25rem 1.25rem 0 color-mix(in srgb, var(--signal-green) 22%, transparent);
}

.request-journey::after {
  position: absolute;
  width: 13rem;
  height: 13rem;
  border: 1px solid color-mix(in srgb, var(--signal-lime) 40%, transparent);
  border-radius: 50%;
  inset: auto -5rem -7rem auto;
  content: "";
  box-shadow: 0 0 0 2rem color-mix(in srgb, var(--signal-lime) 6%, transparent), 0 0 0 4rem color-mix(in srgb, var(--signal-lime) 4%, transparent);
}

.request-journey__topline,
.request-journey__topline > div,
.request-journey__result > div {
  display: flex;
  align-items: center;
}

.request-journey__topline {
  justify-content: space-between;
  color: #9eaa9f;
  font-size: 0.69rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.request-journey__topline > div {
  gap: 0.55rem;
}

.request-journey__live {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--signal-lime);
  box-shadow: 0 0 0 0.3rem color-mix(in srgb, var(--signal-lime) 16%, transparent);
  animation: official-pulse 2.4s ease-in-out infinite;
}

.request-journey h2 {
  max-width: 15ch;
  margin-top: 1.8rem;
  font-size: clamp(1.8rem, 3vw, 3rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.request-journey__tabs,
.tool-workbench__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.request-journey button,
.tool-workbench button {
  min-width: 44px;
  min-height: 44px;
  border: 1px solid #435047;
  background: transparent;
  color: #aeb8af;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  transition: background 180ms ease-out, color 180ms ease-out, transform 130ms ease-out;
}

.request-journey button:hover,
.request-journey button.is-active,
.tool-workbench button:hover,
.tool-workbench button.is-active {
  background: var(--signal-lime);
  color: var(--signal-ink);
}

.request-journey button:active,
.tool-workbench button:active {
  transform: scale(0.97);
}

.request-journey__prompt {
  margin-top: 1.75rem;
  padding: 1rem 0;
  border-block: 1px solid #354139;
}

.request-journey__prompt span,
.request-journey__result span {
  color: #8d9a90;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.request-journey__prompt p {
  margin-top: 0.6rem;
  color: #eff4e7;
  line-height: 1.55;
}

.request-journey__track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 1.5rem 0;
  padding: 0;
  list-style: none;
}

.request-journey__track li {
  position: relative;
  display: grid;
  gap: 0.45rem;
  color: #78857b;
  font-size: 0.7rem;
  transition: color 220ms ease-out, transform 220ms ease-out;
}

.request-journey__track li::before {
  position: absolute;
  top: 0.42rem;
  right: 0.5rem;
  left: 1.4rem;
  height: 1px;
  background: #435047;
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 300ms cubic-bezier(0.22, 1, 0.36, 1);
}

.request-journey__track li.is-active {
  color: var(--signal-lime);
  transform: translateY(-0.15rem);
}

.request-journey__track li.is-active::before {
  transform: scaleX(1);
}

.request-journey__track span {
  font-size: 0.62rem;
}

.request-journey__result {
  position: relative;
  z-index: 1;
  padding: 1rem;
  background: #253129;
}

.request-journey__result > div {
  gap: 0.75rem;
  justify-content: space-between;
}

.request-journey__result strong {
  color: var(--signal-lime);
  font-size: 0.76rem;
}

.request-journey__result p {
  margin-top: 0.7rem;
  line-height: 1.55;
}

.official-manifesto {
  display: grid;
  grid-template-columns: minmax(7rem, 0.3fr) minmax(28rem, 1.25fr) minmax(18rem, 0.8fr);
  gap: clamp(2rem, 4vw, 4rem);
  align-items: start;
  padding-block: clamp(2rem, 5vw, 4rem);
  border-block: 1px solid var(--border-color);
}

.official-manifesto h2,
.tool-workbench h2,
.billing-explainer h2,
.official-atlas h2,
.official-final-cta h2 {
  font-size: clamp(2.2rem, 4vw, 4rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.official-manifesto > div > p,
.tool-workbench__intro > p:last-child,
.billing-explainer__intro > p:last-child,
.official-atlas__intro > p:last-child {
  max-width: 40rem;
  margin-top: 1.5rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

.official-principles {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--signal-ink);
  list-style: none;
}

.official-principles li {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: 0.75rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-color);
  line-height: 1.45;
}

.official-principles span {
  color: var(--signal-green);
  font-size: 0.72rem;
  font-weight: 800;
}

.tool-workbench,
.billing-explainer {
  display: grid;
  grid-template-columns: minmax(28rem, 0.95fr) minmax(30rem, 1.05fr);
  gap: clamp(3rem, 4.5vw, 4.5rem);
  align-items: center;
}

.tool-workbench__console {
  position: relative;
}

.tool-workbench__tabs {
  margin: 0 0 -1px;
}

.tool-workbench__tabs button {
  padding-inline: 1rem;
  border-color: var(--signal-ink);
  color: var(--signal-ink);
}

.tool-workbench__code {
  border: 1px solid var(--signal-ink);
  background: #f9f7ef;
  box-shadow: 0.8rem 0.8rem 0 var(--signal-amber);
}

.tool-workbench__code > div {
  display: flex;
  justify-content: space-between;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--signal-ink);
  color: var(--text-tertiary);
  font-size: 0.72rem;
}

.tool-workbench__code i {
  color: var(--signal-amber);
  font-style: normal;
  letter-spacing: 0.15rem;
}

.tool-workbench pre {
  min-height: 9rem;
  margin: 0;
  padding: clamp(1.25rem, 4vw, 2.25rem);
  overflow-x: auto;
  color: var(--signal-ink);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: clamp(0.76rem, 1.3vw, 0.95rem);
  line-height: 1.8;
  white-space: pre-wrap;
}

.tool-workbench__code button {
  width: 100%;
  border: 0;
  border-top: 1px solid var(--signal-ink);
  background: var(--signal-ink);
  color: #f3f2e8;
}

.tool-workbench__status,
.billing-explainer__note {
  margin-top: 1rem !important;
  color: var(--text-tertiary);
  font-size: 0.82rem;
}

.billing-explainer {
  padding: clamp(2rem, 6vw, 5rem);
  background: #dce7d5;
}

.billing-explainer__control {
  grid-column: 2;
}

.billing-explainer__control label,
.billing-explainer__scale,
.billing-explainer__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.billing-explainer__control label strong {
  font-size: 2rem;
}

.billing-explainer__control input {
  width: 100%;
  min-height: 44px;
  accent-color: var(--signal-green);
  cursor: ew-resize;
}

.billing-explainer__scale {
  color: var(--text-tertiary);
  font-size: 0.72rem;
}

.billing-explainer__breakdown {
  grid-column: 2;
  display: grid;
  gap: 1rem;
}

.billing-explainer__row {
  display: grid;
  grid-template-columns: 6rem minmax(5rem, 1fr) 3rem;
  gap: 1rem;
}

.billing-explainer__row > div {
  height: 0.55rem;
  overflow: hidden;
  background: color-mix(in srgb, var(--signal-green) 14%, transparent);
}

.billing-explainer__row i {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--signal-green);
  transform: scaleX(var(--fill));
  transform-origin: left;
}

.billing-explainer__row--output i { background: var(--signal-amber); }
.billing-explainer__row--cache i { background: #829b78; }
.billing-explainer__note { grid-column: 2; }

.official-atlas {
  display: grid;
  grid-template-columns: minmax(16rem, 0.7fr) minmax(0, 1.3fr);
  gap: clamp(3rem, 8vw, 8rem);
}

.official-atlas__links {
  display: grid;
  border-top: 1px solid var(--signal-ink);
}

.official-atlas__links a {
  display: grid;
  grid-template-columns: 2.2rem 0.8fr 1fr 2rem;
  gap: 1rem;
  align-items: center;
  min-height: 6.5rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-color);
  color: var(--signal-ink);
  text-decoration: none;
  transition: background 180ms ease-out, padding 180ms ease-out;
}

.official-atlas__links a:hover {
  padding-inline: 1rem;
  background: color-mix(in srgb, var(--signal-lime) 32%, transparent);
}

.official-atlas__links span,
.official-atlas__links small {
  color: var(--text-tertiary);
}

.official-atlas__links strong {
  font-size: 1.25rem;
}

.official-atlas__links b {
  font-size: 1.25rem;
}

.official-final-cta {
  position: relative;
  display: grid;
  gap: 1.25rem;
  padding: clamp(2.5rem, 7vw, 6rem);
  overflow: hidden;
  background: var(--signal-ink);
  color: #f3f2e8;
}

.official-final-cta::after {
  position: absolute;
  right: -3rem;
  bottom: -8rem;
  width: 22rem;
  height: 22rem;
  border: 5rem solid var(--signal-lime);
  border-radius: 50%;
  content: "";
  opacity: 0.88;
}

.official-final-cta > * {
  position: relative;
  z-index: 1;
  max-width: 50rem;
}

.official-final-cta > p {
  color: var(--signal-lime);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.official-final-cta .official-text-link {
  color: #f3f2e8;
}

.official-reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 650ms cubic-bezier(0.22, 1, 0.36, 1), transform 650ms cubic-bezier(0.22, 1, 0.36, 1);
}

.official-enhanced .official-reveal:not(.is-visible) {
  opacity: 0.82;
  transform: translateY(1rem);
}

.official-reveal.is-visible,
.official-reveal:first-child {
  opacity: 1;
  transform: translateY(0);
}

@keyframes official-pulse {
  0%, 100% { opacity: 0.6; transform: scale(0.88); }
  50% { opacity: 1; transform: scale(1); }
}

@keyframes official-page-enter {
  from { opacity: 0; transform: translateY(0.65rem); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 76rem) {
  .official-hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .official-home h1 {
    max-width: 15ch;
  }
}

@media (max-width: 62rem) {
  .official-hero,
  .tool-workbench,
  .billing-explainer,
  .official-atlas {
    grid-template-columns: 1fr;
  }

  .official-hero {
    min-height: auto;
  }

  .official-home h1 {
    max-width: 13ch;
  }

  .official-manifesto {
    grid-template-columns: 0.35fr 1fr;
  }

  .official-principles {
    grid-column: 2;
  }

  .billing-explainer__control,
  .billing-explainer__breakdown,
  .billing-explainer__note {
    grid-column: 1;
  }
}

@media (max-width: 40rem) {
  .official-home {
    gap: 5rem;
  }

  .official-home h1 {
    font-size: clamp(3rem, 15vw, 4.6rem);
  }

  .request-journey {
    margin-inline: -0.25rem;
    box-shadow: 0.5rem 0.5rem 0 color-mix(in srgb, var(--signal-green) 22%, transparent);
  }

  .request-journey__track {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem 0;
  }

  .official-manifesto {
    grid-template-columns: 1fr;
  }

  .official-principles {
    grid-column: 1;
  }

  .billing-explainer {
    margin-inline: -1rem;
    padding-inline: 1rem;
  }

  .billing-explainer__row {
    grid-template-columns: 4.5rem 1fr 2.5rem;
    gap: 0.65rem;
    font-size: 0.84rem;
  }

  .official-atlas__links a {
    grid-template-columns: 2rem 1fr 2rem;
  }

  .official-atlas__links small {
    grid-column: 2;
  }

  .official-final-cta {
    margin-inline: -1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .official-enhanced .public-shell,
  .public-shell.is-page-leaving {
    opacity: 1;
    transform: none;
    animation: none;
    transition: none;
  }

  .official-reveal {
    opacity: 1;
    transform: none;
  }

  .request-journey__live {
    animation: none;
  }

  .official-home *,
  .official-home *::before,
  .official-home *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}