:root {
  color-scheme: light;
  --vu-paper: #ffffff;
  --vu-canvas: #f3f3f1;
  --vu-surface: #f7f7f4;
  --vu-surface-deep: #ecece7;
  --vu-ink: #101313;
  --vu-muted: #626867;
  --vu-quiet: #929796;
  --vu-line: rgb(16 19 19 / 14%);
  --vu-line-strong: rgb(16 19 19 / 26%);
  --vu-blue: #0e487a;
  --vu-blue-dark: #093657;
  --vu-blue-soft: #e8f0f6;
  --vu-sage: #c2d9d6;
  --vu-wine: #7a063b;
  --vu-danger: #9c3d38;
  --vu-warning: #8a5a09;
  --vu-font: proxima-nova, "Helvetica Neue", Arial, sans-serif;
  --vu-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  --header-height: 72px;
  --sidebar-width: 256px;
  --toc-width: 224px;
  --page-gap: clamp(42px, 5vw, 84px);
  --article-width: 836px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 28px);
  background: var(--vu-paper);
}

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background: var(--vu-paper);
  color: var(--vu-ink);
  font-family: var(--vu-font);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.nav-open,
body.search-open {
  overflow: hidden;
}

::selection {
  background: var(--vu-sage);
  color: var(--vu-ink);
}

[hidden] {
  display: none !important;
}

a {
  color: inherit;
}

button,
input {
  font: inherit;
}

button {
  border: 0;
}

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

button:focus-visible,
a:focus-visible,
input:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid rgb(14 72 122 / 28%);
  outline-offset: 3px;
}

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  padding: 0 !important;
  border: 0 !important;
  margin: -1px !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
}

.skip-link {
  position: fixed;
  z-index: 200;
  top: 12px;
  left: 12px;
  padding: 12px 16px;
  background: var(--vu-ink);
  color: var(--vu-paper);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transform: translateY(-150%);
  transition: transform 160ms ease;
}

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

.docs-header {
  position: sticky;
  z-index: 100;
  top: 0;
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(280px, 1fr) auto;
  align-items: center;
  height: var(--header-height);
  border-bottom: 1px solid var(--vu-line);
  background: rgb(255 255 255 / 94%);
  backdrop-filter: blur(18px);
}

.docs-branding {
  display: flex;
  align-items: center;
  height: 100%;
  border-right: 1px solid var(--vu-line);
}

.docs-wordmark {
  display: flex;
  align-items: center;
  gap: 11px;
  height: 100%;
  padding: 0 25px;
  text-decoration: none;
  white-space: nowrap;
}

.docs-wordmark strong {
  font-size: 25px;
  font-weight: 700;
  letter-spacing: -0.06em;
}

.docs-wordmark span {
  padding-left: 11px;
  border-left: 1px solid var(--vu-line-strong);
  color: var(--vu-muted);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.mobile-nav-trigger {
  display: none;
  width: 44px;
  height: 44px;
  place-items: center;
  background: transparent;
  color: var(--vu-ink);
  cursor: pointer;
}

.mobile-nav-trigger svg,
.search-trigger svg,
.docs-search header svg {
  width: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
}

.docs-topnav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.4vw, 34px);
  height: 100%;
  padding: 0 28px;
}

.docs-topnav a {
  display: inline-flex;
  align-items: center;
  height: 100%;
  border-bottom: 2px solid transparent;
  color: var(--vu-muted);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: border-color 160ms ease, color 160ms ease;
}

.docs-topnav a:hover,
.docs-topnav a[aria-current="page"] {
  border-color: var(--vu-ink);
  color: var(--vu-ink);
}

.docs-header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-right: 18px;
}

.search-trigger {
  display: grid;
  grid-template-columns: auto minmax(78px, 1fr) auto;
  align-items: center;
  gap: 9px;
  min-width: 222px;
  min-height: 42px;
  padding: 0 10px 0 13px;
  border: 1px solid var(--vu-line);
  border-radius: 999px;
  background: var(--vu-surface);
  color: var(--vu-muted);
  cursor: pointer;
  font-size: 13px;
  text-align: left;
  transition: background 160ms ease, border-color 160ms ease;
}

.search-trigger:hover {
  border-color: var(--vu-line-strong);
  background: var(--vu-paper);
}

kbd {
  font-family: var(--vu-font);
}

.search-trigger kbd {
  padding: 3px 7px;
  border: 1px solid var(--vu-line);
  border-radius: 5px;
  background: var(--vu-paper);
  color: var(--vu-quiet);
  font-size: 10px;
  font-weight: 700;
}

.header-demo {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 999px;
  background: var(--vu-ink);
  color: var(--vu-paper);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  transition: background 160ms ease, transform 160ms var(--ease);
}

.header-demo:hover {
  background: var(--vu-blue);
  transform: translateY(-1px);
}

.reading-progress {
  position: fixed;
  z-index: 110;
  top: calc(var(--header-height) - 1px);
  right: 0;
  left: 0;
  height: 2px;
  pointer-events: none;
}

.reading-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--vu-blue);
  transform: scaleX(0);
  transform-origin: left;
}

.docs-layout {
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr) var(--toc-width);
  min-height: calc(100vh - var(--header-height));
}

.docs-sidebar {
  position: sticky;
  top: var(--header-height);
  align-self: start;
  overflow-y: auto;
  width: var(--sidebar-width);
  height: calc(100vh - var(--header-height));
  padding: 28px 24px 48px;
  border-right: 1px solid var(--vu-line);
  background: var(--vu-paper);
  scrollbar-width: thin;
  scrollbar-color: var(--vu-line-strong) transparent;
}

.sidebar-head {
  display: grid;
  gap: 4px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--vu-line);
}

.sidebar-head span,
.sidebar-resources > span {
  color: var(--vu-blue);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.sidebar-head strong {
  font-size: 13px;
  font-weight: 650;
}

.docs-nav-group {
  margin-top: 25px;
}

.docs-nav-group h2 {
  margin: 0 0 7px;
  color: var(--vu-quiet);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.docs-nav-group ul {
  display: grid;
  gap: 1px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.docs-nav-group a {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 37px;
  padding: 6px 10px;
  border-radius: 5px;
  color: var(--vu-muted);
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  transition: background 140ms ease, color 140ms ease, transform 180ms var(--ease);
}

.docs-nav-group a:hover {
  background: var(--vu-surface);
  color: var(--vu-ink);
  transform: translateX(2px);
}

.docs-nav-group a[aria-current="page"] {
  background: var(--vu-blue-soft);
  color: var(--vu-blue-dark);
  font-weight: 700;
}

.docs-nav-group a[aria-current="page"]::before {
  position: absolute;
  top: 9px;
  bottom: 9px;
  left: -24px;
  width: 3px;
  background: var(--vu-blue);
  content: "";
}

.sidebar-resources {
  display: grid;
  gap: 10px;
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid var(--vu-line);
}

.sidebar-resources a {
  color: var(--vu-muted);
  font-size: 12px;
  text-decoration: none;
}

.sidebar-resources a:hover {
  color: var(--vu-blue);
}

.mobile-nav-scrim {
  display: none;
}

.docs-main {
  min-width: 0;
  padding: 0 var(--page-gap) 110px;
}

.docs-article {
  width: min(100%, var(--article-width));
  margin: 0 auto;
}

.docs-article > * {
  animation: article-enter 580ms var(--ease) both;
}

.docs-article > :nth-child(2) { animation-delay: 45ms; }
.docs-article > :nth-child(3) { animation-delay: 80ms; }

@keyframes article-enter {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.docs-toc {
  position: relative;
  border-left: 1px solid var(--vu-line);
}

.toc-sticky {
  position: sticky;
  top: var(--header-height);
  max-height: calc(100vh - var(--header-height));
  overflow-y: auto;
  padding: 42px 24px 34px;
}

.toc-sticky > p {
  margin: 0 0 14px;
  color: var(--vu-quiet);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.docs-toc ol {
  display: grid;
  gap: 2px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.docs-toc a {
  display: block;
  padding: 5px 0 5px 12px;
  border-left: 1px solid var(--vu-line);
  color: var(--vu-muted);
  font-size: 12px;
  line-height: 1.35;
  text-decoration: none;
  transition: border-color 150ms ease, color 150ms ease;
}

.docs-toc a:hover,
.docs-toc a.is-active {
  border-left-color: var(--vu-blue);
  color: var(--vu-blue);
}

.docs-toc a.toc-h3 {
  padding-left: 22px;
  font-size: 11px;
}

.toc-help {
  display: grid;
  gap: 7px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--vu-line);
}

.toc-help span {
  color: var(--vu-quiet);
  font-size: 11px;
}

.toc-help a {
  padding: 0;
  border: 0;
  color: var(--vu-ink);
  font-size: 12px;
  font-weight: 700;
}

.doc-intro {
  padding: clamp(62px, 8vw, 104px) 0 54px;
  border-bottom: 1px solid var(--vu-line);
}

.eyebrow,
.section-kicker {
  margin: 0 0 13px;
  color: var(--vu-blue);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.doc-intro h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(47px, 6vw, 76px);
  font-weight: 700;
  letter-spacing: -0.058em;
  line-height: 0.96;
  text-wrap: balance;
}

.doc-lede {
  max-width: 680px;
  margin: 24px 0 0;
  color: var(--vu-muted);
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.5;
}

.intro-actions,
.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.primary-link,
.secondary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 19px;
  border: 1px solid var(--vu-ink);
  border-radius: 4px;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: background 170ms ease, border-color 170ms ease, color 170ms ease, transform 170ms var(--ease);
}

.primary-link {
  background: var(--vu-ink);
  color: var(--vu-paper);
}

.secondary-link {
  background: var(--vu-paper);
  color: var(--vu-ink);
}

.primary-link:hover,
.secondary-link:hover {
  border-color: var(--vu-blue);
  background: var(--vu-blue);
  color: var(--vu-paper);
  transform: translateY(-2px);
}

.text-link {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  color: var(--vu-blue);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.text-link:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.doc-section {
  padding: 64px 0;
  border-bottom: 1px solid var(--vu-line);
}

.doc-section h2,
.section-heading h2 {
  max-width: 700px;
  margin: 0 0 20px;
  font-size: clamp(30px, 4vw, 43px);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 1.05;
  text-wrap: balance;
}

.doc-section h3 {
  margin: 0 0 10px;
  font-size: 20px;
  letter-spacing: -0.025em;
}

.doc-section > p,
.section-heading > p:not(.section-kicker),
.step-content > p,
.feature-copy > p,
.demo-detail > div > p:not(.section-kicker) {
  max-width: 720px;
  margin: 0 0 20px;
  color: var(--vu-muted);
  font-size: 16px;
  line-height: 1.68;
}

.doc-section p code,
.doc-callout code,
.docs-article li code,
.docs-article td code {
  padding: 0.12em 0.34em;
  border-radius: 3px;
  background: var(--vu-surface-deep);
  color: var(--vu-ink);
  font-family: var(--vu-mono);
  font-size: 0.88em;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  max-width: 720px;
}

.section-heading.compact {
  max-width: 680px;
}

.doc-callout {
  position: relative;
  margin: 32px 0;
  padding: 21px 24px 21px 26px;
  border: 1px solid var(--vu-line);
  border-left: 3px solid var(--vu-blue);
  background: var(--vu-surface);
}

.doc-callout strong {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
}

.doc-callout p {
  margin: 0;
  color: var(--vu-muted);
  font-size: 14px;
  line-height: 1.58;
}

.doc-callout.warning {
  border-left-color: var(--vu-warning);
  background: #faf5e9;
}

.doc-callout.important {
  border-left-color: var(--vu-blue);
  background: var(--vu-blue-soft);
}

.code-block {
  overflow: hidden;
  margin: 26px 0;
  border: 1px solid var(--vu-line);
  border-radius: 7px;
  background: #f7f7f5;
}

.code-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 43px;
  padding: 0 13px 0 16px;
  border-bottom: 1px solid var(--vu-line);
  color: var(--vu-muted);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.03em;
}

.code-label > span:first-child {
  overflow: hidden;
  flex: 0 1 auto;
  min-width: 0;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.code-label > span:last-of-type {
  margin-left: auto;
  color: var(--vu-quiet);
}

.code-language-tabs {
  display: flex;
  overflow-x: auto;
  flex: 0 1 auto;
  max-width: 62%;
  margin-left: auto;
  scrollbar-width: none;
}

.code-language-tabs::-webkit-scrollbar {
  display: none;
}

.code-language-tab {
  position: relative;
  flex: 0 0 auto;
  min-height: 42px;
  padding: 1px 9px 0;
  border: 0;
  background: transparent;
  color: var(--vu-quiet);
  cursor: pointer;
  font: inherit;
  letter-spacing: 0.02em;
  white-space: nowrap;
  transition: color 140ms ease, box-shadow 140ms ease;
}

.code-language-tab:hover {
  color: var(--vu-ink);
}

.code-language-tab[aria-selected="true"] {
  color: var(--vu-blue);
  box-shadow: inset 0 -2px 0 var(--vu-blue);
}

.code-language-tab:focus-visible {
  z-index: 1;
  border-radius: 2px;
  outline: 2px solid var(--vu-blue);
  outline-offset: -4px;
}

.copy-code {
  flex: 0 0 auto;
  min-width: 58px;
  min-height: 29px;
  margin-left: 12px;
  border: 1px solid var(--vu-line);
  border-radius: 4px;
  background: var(--vu-paper);
  color: var(--vu-muted);
  cursor: pointer;
  font-size: 11px;
  font-weight: 700;
  transition: border-color 140ms ease, color 140ms ease;
}

.copy-code:hover {
  border-color: var(--vu-blue);
  color: var(--vu-blue);
}

.code-block pre {
  max-width: 100%;
  overflow: auto;
  padding: 22px 24px 24px;
  margin: 0;
  color: #263230;
  font-family: var(--vu-mono);
  font-size: 12.5px;
  line-height: 1.68;
  tab-size: 2;
}

.code-block code {
  font-family: inherit;
}

.code-block-dark {
  border-color: #252d2c;
  background: #121716;
  box-shadow: 0 20px 50px rgb(16 19 19 / 13%);
}

.code-block-dark .code-label {
  border-color: rgb(255 255 255 / 14%);
  color: #c5cdcb;
}

.code-block-dark .code-label > span:last-of-type {
  color: #7e8986;
}

.code-block-dark .code-language-tab {
  color: #899491;
}

.code-block-dark .code-language-tab:hover {
  color: #e2e9e7;
}

.code-block-dark .code-language-tab[aria-selected="true"] {
  color: #9ebfd3;
  box-shadow: inset 0 -2px 0 #9ebfd3;
}

.code-block-dark pre {
  color: #e2e9e7;
}

.code-block-dark .copy-code {
  border-color: rgb(255 255 255 / 18%);
  background: #1d2422;
  color: #d6dddb;
}

.code-pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.data-table-wrap {
  overflow-x: auto;
  margin: 28px 0;
  border-top: 1px solid var(--vu-line-strong);
}

/* Artwork attribute reference */
.attribute-overview,
.attribute-legend {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 32px 0 0;
  border-top: 1px solid var(--vu-line-strong);
  border-bottom: 1px solid var(--vu-line);
}

.attribute-overview > div,
.attribute-legend > div {
  min-width: 0;
  padding: 18px 20px 18px 0;
  border-right: 1px solid var(--vu-line);
}

.attribute-overview > div + div,
.attribute-legend > div + div {
  padding-left: 20px;
}

.attribute-overview > div:last-child,
.attribute-legend > div:last-child {
  border-right: 0;
}

.attribute-overview dt,
.attribute-legend dt {
  color: var(--vu-quiet);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.attribute-overview dd,
.attribute-legend dd {
  margin: 7px 0 0;
  color: var(--vu-ink);
  font-size: 14px;
  font-weight: 650;
  line-height: 1.4;
}

.attribute-overview dd code {
  font-family: var(--vu-mono);
  font-size: 12px;
}

.attribute-legend {
  margin-top: 34px;
}

.attribute-legend dd {
  color: var(--vu-muted);
  font-size: 12px;
  font-weight: 400;
  line-height: 1.5;
}

.attribute-tools {
  display: grid;
  grid-template-columns: minmax(250px, 1fr) auto;
  gap: 14px 20px;
  align-items: end;
  margin: 30px 0 0;
  padding: 18px 0;
  border-top: 1px solid var(--vu-line-strong);
  border-bottom: 1px solid var(--vu-line);
}

.attribute-search {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.attribute-search > span {
  color: var(--vu-quiet);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.attribute-search input {
  width: 100%;
  height: 46px;
  padding: 0 14px;
  border: 1px solid var(--vu-line-strong);
  border-radius: 3px;
  background: var(--vu-paper);
  color: var(--vu-ink);
  font-size: 14px;
}

.attribute-search input::placeholder {
  color: var(--vu-quiet);
}

.attribute-search input:focus {
  border-color: var(--vu-blue);
}

.attribute-surface-filters {
  display: flex;
  align-items: center;
  min-height: 46px;
  border: 1px solid var(--vu-line-strong);
  border-radius: 3px;
}

.attribute-surface-filters button {
  min-height: 44px;
  padding: 0 13px;
  border-left: 1px solid var(--vu-line);
  background: var(--vu-paper);
  color: var(--vu-muted);
  cursor: pointer;
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}

.attribute-surface-filters button:first-child {
  border-left: 0;
}

.attribute-surface-filters button:hover {
  color: var(--vu-blue);
}

.attribute-surface-filters button[aria-pressed="true"] {
  background: var(--vu-ink);
  color: var(--vu-paper);
}

.attribute-tools output {
  grid-column: 1 / -1;
  color: var(--vu-quiet);
  font-size: 11px;
}

.attribute-path-index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 34px;
  border-top: 1px solid var(--vu-line-strong);
}

.attribute-path-index a {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 6px 14px;
  min-width: 0;
  padding: 17px 20px 17px 0;
  border-bottom: 1px solid var(--vu-line);
  text-decoration: none;
}

.attribute-path-index a:nth-child(even) {
  padding-left: 20px;
  border-left: 1px solid var(--vu-line);
}

.attribute-path-index a:hover code {
  color: var(--vu-blue);
}

.attribute-path-index code {
  overflow-wrap: anywhere;
  color: var(--vu-ink);
  font-family: var(--vu-mono);
  font-size: 11px;
}

.attribute-path-index span {
  grid-column: 1;
  color: var(--vu-muted);
  font-size: 12px;
  line-height: 1.45;
}

.attribute-path-index small {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: center;
  color: var(--vu-quiet);
  font-size: 10px;
}

.attribute-empty {
  margin: 34px 0 0 !important;
  padding: 22px;
  border: 1px solid var(--vu-line);
  background: var(--vu-surface);
  color: var(--vu-muted);
  font-size: 14px !important;
}

.attribute-group-heading {
  display: flex;
  gap: 24px;
  align-items: end;
  justify-content: space-between;
  margin-bottom: 20px;
}

.attribute-group-heading .section-kicker {
  margin-bottom: 9px;
}

.attribute-group-heading h2 {
  margin-bottom: 0;
}

.attribute-group-heading > span {
  flex: 0 0 auto;
  padding-bottom: 5px;
  color: var(--vu-quiet);
  font-family: var(--vu-mono);
  font-size: 10px;
}

.attribute-fields {
  margin-top: 30px;
  border-top: 1px solid var(--vu-line-strong);
}

.attribute-field {
  border-bottom: 1px solid var(--vu-line);
}

.attribute-field > summary {
  display: grid;
  grid-template-columns: minmax(175px, 0.75fr) minmax(220px, 1.25fr) minmax(128px, auto) 12px;
  gap: 16px;
  align-items: center;
  min-height: 74px;
  padding: 14px 2px;
  cursor: pointer;
  list-style: none;
}

.attribute-field > summary::-webkit-details-marker {
  display: none;
}

.attribute-field > summary::after {
  width: 7px;
  height: 7px;
  border-right: 1.5px solid var(--vu-muted);
  border-bottom: 1.5px solid var(--vu-muted);
  content: "";
  transform: translateY(-2px) rotate(45deg);
  transition: transform 150ms ease;
}

.attribute-field[open] > summary::after {
  transform: translateY(2px) rotate(225deg);
}

.attribute-field > summary:hover .attribute-field-key code {
  color: var(--vu-blue);
}

.attribute-field[open],
.attribute-field:target {
  box-shadow: inset 2px 0 0 var(--vu-blue);
}

.attribute-field:target > summary {
  background: var(--vu-blue-soft);
}

.attribute-field-key {
  display: grid;
  gap: 5px;
  min-width: 0;
}

.attribute-field-key code {
  overflow-wrap: anywhere;
  color: var(--vu-ink);
  font-family: var(--vu-mono);
  font-size: 12px;
  transition: color 140ms ease;
}

.attribute-field-key small {
  color: var(--vu-quiet);
  font-size: 10px;
  line-height: 1.35;
}

.attribute-field-key small code {
  color: inherit;
  font-size: inherit;
}

.attribute-field-summary {
  color: var(--vu-muted);
  font-size: 13px;
  line-height: 1.45;
}

.attribute-markers {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
  justify-content: flex-end;
}

.attribute-markers > span {
  padding-left: 7px;
  border-left: 2px solid var(--vu-line-strong);
  color: var(--vu-quiet);
  font-size: 9px;
  font-weight: 750;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
}

.attribute-markers > span[data-tone="preview"] {
  border-left-color: var(--vu-blue);
  color: var(--vu-blue-dark);
}

.attribute-markers > span[data-tone="limited"] {
  border-left-color: var(--vu-warning);
  color: var(--vu-warning);
}

.attribute-field-detail {
  padding: 3px 30px 28px 193px;
}

.attribute-field-detail > p {
  margin: 0 0 18px;
  color: var(--vu-muted);
  font-size: 13px;
  line-height: 1.62;
}

.attribute-field-detail > p strong {
  color: var(--vu-ink);
}

.attribute-members {
  margin: 18px 0 20px;
  border-top: 1px solid var(--vu-line);
}

.attribute-members > div {
  display: grid;
  grid-template-columns: minmax(210px, 0.8fr) minmax(0, 1.2fr);
  gap: 22px;
  padding: 13px 0;
  border-bottom: 1px solid var(--vu-line);
}

.attribute-members dt {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.attribute-members dt code {
  overflow-wrap: anywhere;
  color: var(--vu-ink);
  font-family: var(--vu-mono);
  font-size: 11px;
}

.attribute-members dt span {
  color: var(--vu-quiet);
  font-size: 9px;
  line-height: 1.4;
}

.attribute-members dd {
  margin: 0;
  color: var(--vu-muted);
  font-size: 12px;
  line-height: 1.5;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.5;
}

th,
td {
  padding: 15px 13px;
  border-bottom: 1px solid var(--vu-line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--vu-quiet);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

td {
  color: var(--vu-muted);
}

td strong {
  color: var(--vu-ink);
}

.art-ribbon {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr 1fr;
  gap: 3px;
  height: 218px;
  margin-top: 3px;
  overflow: hidden;
  background: var(--vu-ink);
}

.art-ribbon-item {
  position: relative;
  overflow: hidden;
  min-width: 0;
  background: #253231;
}

.art-ribbon-item::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgb(8 13 12 / 58%), transparent 58%);
  content: "";
}

.art-ribbon-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.86) contrast(1.04);
  opacity: 0;
  transform: scale(1.02);
  transition: filter 500ms ease, opacity 480ms ease, transform 700ms var(--ease);
}

.art-ribbon-item img.is-loaded {
  opacity: 1;
}

.art-ribbon-item:hover img {
  filter: saturate(1) contrast(1.02);
  transform: scale(1.065);
}

.art-ribbon-item span {
  position: absolute;
  z-index: 2;
  right: 14px;
  bottom: 13px;
  left: 14px;
  overflow: hidden;
  color: rgb(255 255 255 / 86%);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.art-fallback-one { background: linear-gradient(135deg, #152d31, #0e487a); }
.art-fallback-two { background: linear-gradient(135deg, #532336, #93654c); }
.art-fallback-three { background: linear-gradient(135deg, #b1c0b6, #384a43); }

.path-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 36px;
  border-top: 1px solid var(--vu-line-strong);
}

.path-list article {
  min-height: 285px;
  padding: 25px 24px 24px 0;
  border-right: 1px solid var(--vu-line);
}

.path-list article + article {
  padding-left: 24px;
}

.path-list article:last-child {
  border-right: 0;
}

.path-number {
  display: block;
  margin-bottom: 38px;
  color: var(--vu-blue);
  font-family: var(--vu-mono);
  font-size: 11px;
}

.path-list p {
  min-height: 92px;
  margin: 0 0 20px;
  color: var(--vu-muted);
  font-size: 14px;
  line-height: 1.55;
}

.path-list a {
  color: var(--vu-blue);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.quickstart-feature {
  display: grid;
  grid-template-columns: minmax(220px, 0.72fr) minmax(0, 1.28fr);
  gap: 50px;
  align-items: center;
}

.quickstart-feature .code-block {
  margin: 0;
}

.lifecycle-flow,
.picker-flow {
  display: grid;
  grid-template-columns: repeat(7, auto);
  align-items: center;
  gap: 12px;
  margin: 36px 0;
}

.lifecycle-flow div,
.picker-flow div {
  min-width: 0;
}

.lifecycle-flow span,
.picker-flow span {
  display: block;
  margin-bottom: 7px;
  color: var(--vu-blue);
  font-size: 9px;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.lifecycle-flow strong,
.picker-flow strong {
  display: block;
  font-size: 13px;
  line-height: 1.3;
}

.lifecycle-flow i,
.picker-flow i {
  color: var(--vu-quiet);
  font-style: normal;
}

.picker-flow {
  grid-template-columns: repeat(7, minmax(24px, auto));
  padding: 25px 0;
  border-top: 1px solid var(--vu-line);
  border-bottom: 1px solid var(--vu-line);
}

.picker-flow small {
  display: block;
  margin-top: 6px;
  color: var(--vu-quiet);
  font-size: 10px;
  line-height: 1.3;
}

.reference-example {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border: 1px solid var(--vu-line);
}

.reference-example > div {
  display: grid;
  gap: 10px;
  padding: 22px;
}

.reference-example > div + div {
  border-left: 1px solid var(--vu-line);
}

.reference-example span {
  color: var(--vu-quiet);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.reference-example code {
  color: var(--vu-blue-dark);
  font-family: var(--vu-mono);
  font-size: 12px;
}

.demo-band,
.launch-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.75fr);
  gap: 54px;
  align-items: end;
}

.demo-links {
  display: grid;
  border-top: 1px solid var(--vu-line-strong);
}

.demo-links a {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 17px 0;
  border-bottom: 1px solid var(--vu-line);
  text-decoration: none;
}

.demo-links span {
  color: var(--vu-quiet);
  font-size: 11px;
}

.demo-links strong {
  color: var(--vu-blue);
  font-size: 13px;
}

.steps-section {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 22px;
}

.step-marker span {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid var(--vu-blue);
  border-radius: 50%;
  color: var(--vu-blue);
  font-family: var(--vu-mono);
  font-size: 12px;
  font-weight: 700;
}

.step-content {
  min-width: 0;
}

.step-content h2 {
  margin-top: 2px;
}

.bridge-contract,
.header-list {
  display: grid;
  margin: 26px 0;
  border-top: 1px solid var(--vu-line-strong);
}

.bridge-contract div {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid var(--vu-line);
}

.bridge-contract span {
  color: var(--vu-quiet);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

.bridge-contract code,
.comparison-columns > div > code {
  color: var(--vu-blue-dark);
  font-family: var(--vu-mono);
  font-size: 12px;
}

.demo-detail {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(300px, 1.2fr);
  gap: 64px;
  align-items: start;
}

.demo-detail.reverse > div {
  order: 2;
}

.observe-list,
.number-list {
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--vu-line-strong);
  list-style: none;
}

.observe-list li,
.number-list li {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--vu-line);
}

.observe-list li > span,
.number-list li > span {
  color: var(--vu-blue);
  font-family: var(--vu-mono);
  font-size: 11px;
}

.observe-list p,
.number-list p {
  display: grid;
  gap: 4px;
  margin: 0;
  color: var(--vu-muted);
  font-size: 13px;
  line-height: 1.45;
}

.observe-list strong,
.number-list strong {
  color: var(--vu-ink);
}

.resource-table,
.endpoint-overview {
  display: grid;
  margin-top: 28px;
  border-top: 1px solid var(--vu-line-strong);
}

.resource-table a {
  display: grid;
  grid-template-columns: 1fr minmax(180px, 1.4fr) auto;
  gap: 20px;
  align-items: center;
  min-height: 60px;
  border-bottom: 1px solid var(--vu-line);
  text-decoration: none;
}

.resource-table span {
  font-weight: 650;
}

.resource-table code {
  color: var(--vu-muted);
  font-family: var(--vu-mono);
  font-size: 12px;
}

.resource-table strong {
  color: var(--vu-blue);
  font-size: 12px;
}

.concept-flow,
.comparison-columns,
.retry-grid,
.fundamental-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 32px;
  border-top: 1px solid var(--vu-line-strong);
}

.concept-flow > div,
.comparison-columns > div,
.retry-grid > div {
  padding: 24px 24px 24px 0;
  border-right: 1px solid var(--vu-line);
}

.concept-flow > div + div,
.comparison-columns > div + div,
.retry-grid > div + div {
  padding-left: 24px;
}

.concept-flow > div:last-child,
.comparison-columns > div:last-child,
.retry-grid > div:last-child {
  border-right: 0;
}

.concept-flow span {
  display: block;
  margin-bottom: 26px;
  color: var(--vu-blue);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.concept-flow strong,
.retry-grid strong {
  display: block;
  margin-bottom: 8px;
}

.concept-flow p,
.comparison-columns p:not(.section-kicker),
.retry-grid p {
  margin: 0;
  color: var(--vu-muted);
  font-size: 13px;
  line-height: 1.5;
}

.rule-list,
.check-list,
.api-list {
  padding: 0;
  margin: 28px 0 0;
  border-top: 1px solid var(--vu-line-strong);
  list-style: none;
}

.rule-list li,
.api-list li {
  display: grid;
  grid-template-columns: minmax(210px, 0.65fr) minmax(0, 1.35fr);
  gap: 28px;
  padding: 17px 0;
  border-bottom: 1px solid var(--vu-line);
}

.rule-list strong,
.api-list code {
  color: var(--vu-ink);
  font-size: 14px;
}

.rule-list span,
.api-list span {
  color: var(--vu-muted);
  font-size: 14px;
  line-height: 1.5;
}

.check-list li {
  position: relative;
  padding: 14px 0 14px 29px;
  border-bottom: 1px solid var(--vu-line);
  color: var(--vu-muted);
  font-size: 14px;
  line-height: 1.5;
}

.check-list li::before {
  position: absolute;
  top: 17px;
  left: 2px;
  width: 12px;
  height: 6px;
  border-bottom: 2px solid var(--vu-blue);
  border-left: 2px solid var(--vu-blue);
  content: "";
  transform: rotate(-45deg);
}

.status-line {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: 30px;
}

.status-line > div {
  padding-top: 18px;
  border-top: 1px solid var(--vu-line-strong);
}

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 8px;
  border-radius: 50%;
}

.status-dot.available { background: #33755e; }
.status-dot.unavailable { background: var(--vu-warning); }
.status-dot.missing { background: var(--vu-muted); }

.status-line p {
  margin: 9px 0 0;
  color: var(--vu-muted);
  font-size: 13px;
  line-height: 1.45;
}

.never-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid var(--vu-line-strong);
}

.never-list strong {
  width: 100%;
  margin-bottom: 3px;
  font-size: 13px;
}

.never-list span,
.token-cloud code {
  padding: 6px 9px;
  border: 1px solid var(--vu-line);
  border-radius: 999px;
  background: var(--vu-surface);
  color: var(--vu-muted);
  font-size: 11px;
}

.security-sequence {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 30px 0;
  border-top: 1px solid var(--vu-line-strong);
}

.security-sequence > div {
  padding: 22px 18px 10px 0;
  border-right: 1px solid var(--vu-line);
}

.security-sequence > div + div {
  padding-left: 18px;
}

.security-sequence > div:last-child {
  border-right: 0;
}

.security-sequence > div > span {
  display: block;
  margin-bottom: 28px;
  color: var(--vu-blue);
  font-family: var(--vu-mono);
  font-size: 11px;
}

.security-sequence p {
  display: grid;
  gap: 6px;
  margin: 0;
  color: var(--vu-muted);
  font-size: 12px;
  line-height: 1.45;
}

.security-sequence strong {
  color: var(--vu-ink);
  font-size: 13px;
}

.api-list li {
  grid-template-columns: minmax(240px, 0.8fr) minmax(0, 1.2fr);
}

.api-list li:has(code + code) {
  display: flex;
  flex-wrap: wrap;
}

.token-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0;
}

.endpoint-overview a {
  display: grid;
  grid-template-columns: minmax(280px, 0.75fr) minmax(0, 1.25fr);
  gap: 24px;
  padding: 16px 0;
  border-bottom: 1px solid var(--vu-line);
  text-decoration: none;
}

.endpoint-overview a:hover code {
  color: var(--vu-blue);
}

.endpoint-overview code {
  font-family: var(--vu-mono);
  font-size: 12px;
}

.endpoint-overview span {
  color: var(--vu-muted);
  font-size: 13px;
}

.store-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 28px;
}

.store-grid > div {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-content: start;
  min-height: 150px;
  padding: 22px;
  border: 1px solid var(--vu-line);
}

.store-grid strong {
  width: 100%;
  margin-bottom: 18px;
}

.store-grid code {
  height: fit-content;
  padding: 5px 8px;
  border-radius: 4px;
  background: var(--vu-blue-soft);
  color: var(--vu-blue-dark);
  font-family: var(--vu-mono);
  font-size: 11px;
}

.dont-list code {
  background: #f5eceb;
  color: #743e3b;
}

.comparison-columns {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.comparison-columns > div {
  min-height: 230px;
}

.comparison-columns h3 {
  margin-bottom: 12px;
  font-size: 25px;
}

.header-list {
  grid-template-columns: minmax(210px, 0.6fr) minmax(0, 1.4fr);
}

.header-list > * {
  padding: 14px 0;
  border-bottom: 1px solid var(--vu-line);
}

.header-list > code {
  color: var(--vu-blue-dark);
  font-family: var(--vu-mono);
  font-size: 12px;
}

.header-list > span {
  color: var(--vu-muted);
  font-size: 13px;
}

.reference-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr)) auto;
  gap: 18px;
  align-items: end;
  margin-top: 34px;
  padding-top: 20px;
  border-top: 1px solid var(--vu-line);
}

.reference-meta > div {
  display: grid;
  gap: 6px;
}

.reference-meta span {
  color: var(--vu-quiet);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.reference-meta code {
  overflow: hidden;
  font-family: var(--vu-mono);
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.reference-meta a {
  color: var(--vu-blue);
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
}

.fundamental-list {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.fundamental-list > div {
  min-height: 150px;
  padding: 20px 17px 12px 0;
  border-right: 1px solid var(--vu-line);
}

.fundamental-list > div + div {
  padding-left: 17px;
}

.fundamental-list > div:last-child {
  border-right: 0;
}

.fundamental-list span {
  display: block;
  margin-bottom: 24px;
  color: var(--vu-blue);
  font-family: var(--vu-mono);
  font-size: 10px;
}

.fundamental-list p {
  display: grid;
  gap: 6px;
  margin: 0;
  color: var(--vu-muted);
  font-size: 11px;
  line-height: 1.4;
}

.fundamental-list strong {
  color: var(--vu-ink);
  font-size: 13px;
}

.api-loading,
.api-error {
  display: flex;
  gap: 14px;
  align-items: center;
  min-height: 90px;
  margin-top: 24px;
  padding: 20px;
  border: 1px solid var(--vu-line);
  color: var(--vu-muted);
  font-size: 13px;
}

.api-loading span {
  width: 18px;
  height: 18px;
  border: 2px solid var(--vu-line-strong);
  border-top-color: var(--vu-blue);
  border-radius: 50%;
  animation: spin 700ms linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.api-error {
  display: grid;
  gap: 5px;
  border-left: 3px solid var(--vu-danger);
}

.api-error p {
  margin: 0;
}

.api-reference {
  margin-top: 34px;
}

.endpoint-group {
  padding-top: 24px;
  margin-top: 46px;
  border-top: 1px solid var(--vu-line-strong);
}

.endpoint-group:first-child {
  margin-top: 0;
}

.endpoint-group-header {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: baseline;
  margin-bottom: 18px;
}

.endpoint-group-header h3 {
  margin: 0;
  font-size: 25px;
  letter-spacing: -0.035em;
}

.endpoint-group-header span {
  color: var(--vu-quiet);
  font-size: 11px;
}

.endpoint-operation {
  border-bottom: 1px solid var(--vu-line);
}

.endpoint-operation > summary {
  display: grid;
  grid-template-columns: 58px minmax(190px, 1fr) minmax(160px, 0.8fr) auto;
  gap: 14px;
  align-items: center;
  min-height: 64px;
  padding: 10px 2px;
  cursor: pointer;
  list-style: none;
}

.endpoint-operation > summary::-webkit-details-marker {
  display: none;
}

.endpoint-operation > summary::after {
  width: 7px;
  height: 7px;
  border-right: 1.5px solid var(--vu-muted);
  border-bottom: 1.5px solid var(--vu-muted);
  content: "";
  transform: rotate(45deg) translateY(-2px);
  transition: transform 180ms var(--ease);
}

.endpoint-operation[open] > summary::after {
  transform: rotate(225deg) translate(-2px, -2px);
}

.http-method {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 25px;
  border-radius: 4px;
  background: var(--vu-blue-soft);
  color: var(--vu-blue-dark);
  font-family: var(--vu-mono);
  font-size: 10px;
  font-weight: 750;
}

.http-method.post {
  background: #e7f1ed;
  color: #28644e;
}

.http-method.delete {
  background: #f5e9e8;
  color: #8b3b36;
}

.endpoint-path {
  overflow: hidden;
  font-family: var(--vu-mono);
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.endpoint-name {
  color: var(--vu-muted);
  font-size: 12px;
  font-weight: 600;
}

.endpoint-content {
  padding: 3px 0 32px 72px;
}

.endpoint-description {
  max-width: 680px;
  margin: 0 0 18px;
  color: var(--vu-muted);
  font-size: 14px;
  line-height: 1.58;
}

.endpoint-scope {
  display: flex;
  gap: 12px;
  align-items: center;
  margin: 15px 0 22px;
  font-size: 11px;
}

.endpoint-scope span {
  color: var(--vu-quiet);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.endpoint-scope code {
  padding: 5px 8px;
  border-radius: 4px;
  background: var(--vu-blue-soft);
  color: var(--vu-blue-dark);
  font-family: var(--vu-mono);
  font-size: 10px;
}

.endpoint-subsection {
  margin-top: 26px;
}

.endpoint-subsection h4 {
  margin: 0 0 10px;
  color: var(--vu-quiet);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.parameter-table {
  width: 100%;
  border-top: 1px solid var(--vu-line);
}

.parameter-row {
  display: grid;
  grid-template-columns: minmax(130px, 0.7fr) 72px minmax(0, 1.3fr);
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--vu-line);
}

.parameter-row > code {
  color: var(--vu-ink);
  font-family: var(--vu-mono);
  font-size: 11px;
}

.parameter-row > span {
  color: var(--vu-quiet);
  font-size: 10px;
  text-transform: uppercase;
}

.parameter-row > p {
  margin: 0;
  color: var(--vu-muted);
  font-size: 11px;
  line-height: 1.45;
}

.response-list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.response-list span {
  padding: 5px 8px;
  border: 1px solid var(--vu-line);
  border-radius: 4px;
  color: var(--vu-muted);
  font-size: 10px;
}

.retry-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.checklist-section {
  position: relative;
}

.launch-check {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 15px;
  align-items: start;
  padding: 17px 0;
  border-bottom: 1px solid var(--vu-line);
  cursor: pointer;
}

.launch-check:first-of-type {
  border-top: 1px solid var(--vu-line-strong);
}

.launch-check input {
  width: 18px;
  height: 18px;
  margin: 2px 0 0;
  accent-color: var(--vu-blue);
}

.launch-check span {
  display: grid;
  gap: 4px;
  color: var(--vu-muted);
  font-size: 13px;
  line-height: 1.45;
}

.launch-check strong {
  color: var(--vu-ink);
  font-size: 14px;
}

.inline-actions.vertical {
  display: grid;
  align-items: stretch;
}

.next-page {
  display: grid;
  grid-template-columns: 80px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
  padding: 44px 0 20px;
}

.next-page > span {
  color: var(--vu-quiet);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.next-page a {
  display: grid;
  gap: 6px;
  text-decoration: none;
}

.next-page strong {
  font-size: 22px;
  letter-spacing: -0.03em;
}

.next-page a span {
  color: var(--vu-muted);
  font-size: 13px;
}

.next-page a:hover strong {
  color: var(--vu-blue);
}

.docs-search {
  width: min(700px, calc(100vw - 32px));
  max-height: min(680px, calc(100vh - 48px));
  padding: 0;
  border: 1px solid var(--vu-line-strong);
  border-radius: 11px;
  background: var(--vu-paper);
  box-shadow: 0 30px 100px rgb(10 20 20 / 28%);
  color: var(--vu-ink);
}

.docs-search::backdrop {
  background: rgb(8 14 14 / 58%);
  backdrop-filter: blur(5px);
}

.search-shell {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto;
  max-height: min(680px, calc(100vh - 48px));
}

.docs-search header {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  min-height: 66px;
  padding: 0 15px 0 20px;
  border-bottom: 1px solid var(--vu-line);
}

.docs-search input {
  width: 100%;
  height: 50px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--vu-ink);
  font-size: 16px;
}

.docs-search header button {
  min-width: 40px;
  height: 30px;
  border: 1px solid var(--vu-line);
  border-radius: 5px;
  background: var(--vu-surface);
  color: var(--vu-muted);
  cursor: pointer;
  font-size: 10px;
  font-weight: 700;
}

.search-state {
  padding: 15px 20px;
  color: var(--vu-quiet);
  font-size: 12px;
}

.search-results {
  overflow-y: auto;
  padding: 0 10px 12px;
  margin: 0;
  list-style: none;
}

.search-result a {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 5px 16px;
  padding: 13px 12px;
  border-radius: 6px;
  text-decoration: none;
}

.search-result a:hover,
.search-result.is-active a {
  background: var(--vu-blue-soft);
}

.search-result strong {
  font-size: 14px;
}

.search-result span {
  align-self: center;
  grid-row: span 2;
  color: var(--vu-blue);
  font-size: 11px;
}

.search-result p {
  overflow: hidden;
  margin: 0;
  color: var(--vu-muted);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.docs-search footer {
  display: flex;
  gap: 18px;
  min-height: 44px;
  align-items: center;
  padding: 0 18px;
  border-top: 1px solid var(--vu-line);
  color: var(--vu-quiet);
  font-size: 10px;
}

.docs-search footer kbd {
  margin-right: 3px;
  padding: 2px 5px;
  border: 1px solid var(--vu-line);
  border-radius: 3px;
  background: var(--vu-surface);
}

.copy-status {
  position: fixed;
  z-index: 220;
  right: 22px;
  bottom: 22px;
  min-width: 120px;
  padding: 11px 14px;
  border-radius: 5px;
  background: var(--vu-ink);
  color: var(--vu-paper);
  font-size: 12px;
  font-weight: 700;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 160ms ease, transform 160ms var(--ease);
}

.copy-status.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1260px) {
  :root { --toc-width: 0px; --page-gap: clamp(34px, 6vw, 72px); }
  .docs-layout { grid-template-columns: var(--sidebar-width) minmax(0, 1fr); }
  .docs-toc { display: none; }
  .docs-header { grid-template-columns: var(--sidebar-width) minmax(0, 1fr) auto; }
  .docs-topnav a:nth-child(3) { display: none; }
}

@media (max-width: 1020px) {
  .docs-topnav { display: none; }
  .docs-header { grid-template-columns: var(--sidebar-width) minmax(0, 1fr); }
  .docs-header-actions { justify-self: end; }
}

@media (max-width: 840px) {
  :root { --header-height: 64px; --page-gap: clamp(20px, 6vw, 44px); }
  .docs-header { grid-template-columns: minmax(0, 1fr) auto; }
  .docs-branding { border-right: 0; }
  .mobile-nav-trigger { display: grid; margin-left: 8px; }
  .docs-wordmark { padding: 0 10px; }
  .docs-wordmark strong { font-size: 22px; }
  .docs-wordmark span { display: none; }
  .header-demo { display: none; }
  .search-trigger { min-width: 44px; width: 44px; padding: 0; display: grid; grid-template-columns: 1fr; place-items: center; }
  .search-trigger span,
  .search-trigger kbd { display: none; }
  .docs-layout { display: block; }
  .docs-sidebar {
    position: fixed;
    z-index: 120;
    top: var(--header-height);
    bottom: 0;
    left: 0;
    width: min(320px, calc(100vw - 48px));
    height: auto;
    box-shadow: 20px 0 60px rgb(10 20 20 / 17%);
    transform: translateX(-105%);
    transition: transform 260ms var(--ease);
  }
  body.nav-open .docs-sidebar { transform: translateX(0); }
  .mobile-nav-scrim {
    position: fixed;
    z-index: 115;
    inset: var(--header-height) 0 0;
    display: block;
    background: rgb(8 14 14 / 42%);
    opacity: 0;
    pointer-events: none;
    transition: opacity 220ms ease;
  }
  body.nav-open .mobile-nav-scrim { opacity: 1; pointer-events: auto; }
  .docs-main { padding-bottom: 84px; }
  .doc-intro { padding-top: 54px; }
  .doc-intro h1 { font-size: clamp(42px, 11vw, 64px); }
  .doc-section { padding: 52px 0; }
  .path-list { grid-template-columns: 1fr; }
  .path-list article,
  .path-list article + article { min-height: 0; padding: 24px 0; border-right: 0; border-bottom: 1px solid var(--vu-line); }
  .path-number { margin-bottom: 20px; }
  .path-list p { min-height: 0; }
  .quickstart-feature,
  .demo-band,
  .launch-band,
  .demo-detail,
  .demo-detail.reverse,
  .concept-flow,
  .comparison-columns,
  .retry-grid,
  .security-sequence,
  .fundamental-list { grid-template-columns: 1fr; }
  .demo-detail.reverse > div { order: initial; }
  .concept-flow > div,
  .concept-flow > div + div,
  .comparison-columns > div,
  .comparison-columns > div + div,
  .retry-grid > div,
  .retry-grid > div + div,
  .security-sequence > div,
  .security-sequence > div + div,
  .fundamental-list > div,
  .fundamental-list > div + div { min-height: 0; padding: 20px 0; border-right: 0; border-bottom: 1px solid var(--vu-line); }
  .concept-flow span,
  .security-sequence > div > span,
  .fundamental-list span { margin-bottom: 15px; }
  .lifecycle-flow,
  .picker-flow { grid-template-columns: 1fr; gap: 8px; }
  .lifecycle-flow i,
  .picker-flow i { transform: rotate(90deg); transform-origin: left; }
  .reference-meta { grid-template-columns: 1fr; }
  .endpoint-operation > summary { grid-template-columns: 58px minmax(0, 1fr) auto; }
  .endpoint-name { display: none; }
  .endpoint-content { padding-left: 0; }
  .attribute-field > summary {
    grid-template-columns: minmax(165px, 0.65fr) minmax(0, 1.35fr) 12px;
  }
  .attribute-markers {
    grid-column: 1 / 3;
    justify-content: flex-start;
  }
  .attribute-field > summary::after {
    grid-column: 3;
    grid-row: 1;
  }
  .attribute-field-detail {
    padding-left: 181px;
  }
}

@media (max-width: 580px) {
  .docs-header-actions { padding-right: 10px; }
  .docs-main { padding-right: 20px; padding-left: 20px; }
  .doc-lede { font-size: 17px; }
  .intro-actions,
  .inline-actions { display: grid; }
  .primary-link,
  .secondary-link { width: 100%; }
  .art-ribbon { grid-template-columns: 1.3fr 0.7fr; height: 176px; }
  .art-ribbon-item:last-child { display: none; }
  .code-pair,
  .store-grid,
  .reference-example,
  .status-line { grid-template-columns: 1fr; }
  .reference-example > div + div { border-top: 1px solid var(--vu-line); border-left: 0; }
  .steps-section { grid-template-columns: 1fr; }
  .step-marker span { width: 32px; height: 32px; }
  .bridge-contract div { grid-template-columns: 1fr; gap: 5px; }
  .resource-table a { grid-template-columns: 1fr auto; gap: 6px; padding: 14px 0; }
  .resource-table code { grid-column: 1 / -1; grid-row: 2; }
  .rule-list li,
  .api-list li,
  .endpoint-overview a,
  .parameter-row { grid-template-columns: 1fr; gap: 7px; }
  .header-list { grid-template-columns: 1fr; }
  .header-list > code { padding-bottom: 0; border-bottom: 0; }
  .code-block pre { padding: 18px; font-size: 11.5px; }
  .has-code-tabs .code-label {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0;
    padding: 0;
  }
  .has-code-tabs .code-label > span:first-child {
    padding: 0 0 0 14px;
  }
  .has-code-tabs .copy-code {
    grid-column: 2;
    grid-row: 1;
    margin: 6px 8px 6px 10px;
  }
  .has-code-tabs .code-language-tabs {
    grid-column: 1 / -1;
    grid-row: 2;
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 0 7px;
    border-top: 1px solid var(--vu-line);
  }
  .code-block-dark.has-code-tabs .code-language-tabs {
    border-top-color: rgb(255 255 255 / 12%);
  }
  .endpoint-operation > summary { grid-template-columns: 50px minmax(0, 1fr) auto; gap: 8px; min-height: 58px; }
  .http-method { width: 47px; }
  .endpoint-path { font-size: 10px; }
  .endpoint-content { padding-bottom: 25px; }
  .next-page { grid-template-columns: 1fr; gap: 8px; }
  .docs-search { width: calc(100vw - 18px); }
  .attribute-overview,
  .attribute-legend,
  .attribute-path-index,
  .attribute-tools {
    grid-template-columns: 1fr;
  }
  .attribute-overview > div,
  .attribute-overview > div + div,
  .attribute-legend > div,
  .attribute-legend > div + div {
    padding: 15px 0;
    border-right: 0;
    border-bottom: 1px solid var(--vu-line);
  }
  .attribute-overview > div:last-child,
  .attribute-legend > div:last-child {
    border-bottom: 0;
  }
  .attribute-surface-filters {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .attribute-surface-filters button {
    padding: 0 7px;
    white-space: normal;
  }
  .attribute-tools output {
    grid-column: 1;
  }
  .attribute-path-index a,
  .attribute-path-index a:nth-child(even) {
    padding-right: 0;
    padding-left: 0;
    border-left: 0;
  }
  .attribute-group-heading {
    display: grid;
    gap: 8px;
  }
  .attribute-group-heading > span {
    padding-bottom: 0;
  }
  .attribute-field > summary {
    grid-template-columns: minmax(0, 1fr) 14px;
    gap: 8px 12px;
    min-height: 68px;
    padding: 15px 2px;
  }
  .attribute-field-summary,
  .attribute-markers {
    grid-column: 1 / -1;
  }
  .attribute-field > summary::after {
    grid-column: 2;
    grid-row: 1;
  }
  .attribute-markers {
    justify-content: flex-start;
  }
  .attribute-field-detail {
    padding: 0 15px 24px;
  }
  .attribute-members > div {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}