@font-face {
  font-family: Inter;
  src: url('/assets/fonts/inter-latin.woff2') format('woff2');
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}

@font-face {
  font-family: Fraunces;
  src: url('/assets/fonts/fraunces-latin.woff2') format('woff2');
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}

/* Snapshot of A47 tokens/a47.tokens.json. Kept local so the docs build stays independent. */
:root {
  --paper: #f7f8f9;
  --field: #eef0f2;
  --rule: #e2e5e9;
  --ink: #242424;
  --muted: #5f6368;
  --rust: #973126;
  --white: #fff;
  --radius: 6px;
  --gutter: clamp(20px,3vw,40px);
}

* {
  box-sizing: border-box;
}

html {
  scroll-padding-top: 100px;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 15px/1.7 Inter,system-ui,sans-serif;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--rust);
  text-underline-offset: 4px;
}

a:hover {
  text-decoration-thickness: 2px;
}

a:focus-visible,summary:focus-visible {
  outline: 2px solid var(--rust);
  outline-offset: 5px;
  border-radius: 2px;
}

svg {
  width: 19px;
  height: 19px;
  flex-shrink: 0;
}

img {
  max-width: 100%;
}

.skip {
  position: fixed;
  left: 24px;
  top: -100px;
  z-index: 10;
  background: var(--white);
  padding: 12px;
}

.skip:focus {
  top: 12px;
}

.header {
  height: 80px;
  position: sticky;
  top: 0;
  z-index: 3;
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
}

.header-inner {
  height: 100%;
  max-width: 1440px;
  padding: 0 var(--gutter);
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 22px;
  text-decoration: none;
  color: var(--ink);
}

.brand img {
  width: 140px;
  height: auto;
}

.brand span {
  border-left: 1px solid #cdd1d6;
  padding-left: 22px;
  font-size: 14px;
  color: var(--muted);
}

.app-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  background: var(--rust);
  color: white;
  border-radius: var(--radius);
  padding: 9px 16px;
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
}

.app-link:hover {
  background: #7e291f;
}

.layout {
  max-width: 1440px;
  margin: auto;
  padding: 40px var(--gutter);
  display: grid;
  grid-template-columns: 214px minmax(0,76ch) 190px;
  gap: clamp(24px,3vw,48px);
  justify-content: center;
  align-items: start;
}

.sidebar,.toc {
  position: sticky;
  top: 120px;
  max-height: calc(100dvh - 140px);
  overflow-y: auto;
}

.nav-label,.eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}

.nav-label {
  margin: 24px 12px 10px;
}

.nav-label:first-child {
  margin-top: 0;
}

.sidebar nav>a {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
  padding: 11px 12px;
  margin: 3px 0;
  border-radius: var(--radius);
}

.sidebar nav>a:hover {
  background: var(--field);
  color: var(--ink);
}

.sidebar nav>a[aria-current=page] {
  background: #9731260d;
  color: var(--rust);
  font-weight: 600;
}

.mobile-nav {
  display: none;
}

.breadcrumb {
  font-size: 12px;
  color: var(--muted);
  display: flex;
  gap: 10px;
  margin: 0 0 28px;
}

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

.breadcrumb span:last-child {
  color: var(--ink);
}

main {
  min-width: 0;
  width: 100%;
  max-width: 76ch;
  margin-inline: auto;
  overflow-wrap: anywhere;
}

h1,h2,h3 {
  line-height: 1.2;
  color: var(--ink);
}

h1 {
  font: 400 clamp(36px,4vw,52px)/1.1 Fraunces,Georgia,serif;
  letter-spacing: -.025em;
  margin: 12px 0 20px;
}

h2 {
  font-size: 23px;
  letter-spacing: -.025em;
  margin: 44px 0 16px;
  font-weight: 600;
}

h3 {
  font-size: 18px;
  margin-top: 28px;
}

p {
  margin: 0 0 18px;
}

.article>p:first-of-type {
  font-size: 17px;
  line-height: 1.65;
  color: var(--muted);
  margin-bottom: 30px;
}

.article>h2 {
  padding-top: 30px;
  border-top: 1px solid var(--rule);
}

.article>p:has(>a:only-child) {
  margin-top: 24px;
}

.article>p:has(>a:only-child) a {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
}

.article>p:has(>a:only-child) a:after {
  content: '↗';
  text-decoration: none;
}

.article li {
  margin: 10px 0;
  padding-left: 4px;
}

.article ul,.article ol {
  padding-left: 21px;
}

.article strong {
  font-weight: 600;
}

.toc {
  font-size: 12px;
  border-left: 1px solid var(--rule);
  padding-left: 22px;
}

.toc .nav-label {
  margin: 0 0 16px;
}

.toc a {
  display: block;
  color: var(--muted);
  line-height: 1.6;
  text-decoration: none;
  margin: 0 0 13px;
}

.toc a:hover {
  color: var(--rust);
}

.toc .support {
  margin-top: 30px;
  border-top: 1px solid var(--rule);
  padding-top: 22px;
}

.toc .support a {
  color: var(--rust);
  margin-top: 8px;
}

.page-end {
  border-top: 1px solid var(--rule);
  margin-top: 48px;
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  font-size: 13px;
}

.page-end a {
  text-decoration: none;
}

.page-end small {
  display: block;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.footer {
  width: 100%;
  max-width: 1440px;
  margin: 40px auto 0;
  border-top: 1px solid var(--rule);
  padding: 24px var(--gutter) 30px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 24px;
  font-size: 11px;
  color: var(--muted);
}

.footer p {
  margin: 0;
}

.footer a {
  color: inherit;
}

pre {
  overflow: auto;
  padding: 20px;
  background: var(--field);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  font-size: 13px;
}

code {
  overflow-wrap: anywhere;
}

table {
  display: block;
  overflow: auto;
  border-collapse: collapse;
  font-size: 13px;
}

td,th {
  padding: 12px;
  border: 1px solid var(--rule);
  text-align: left;
}

th {
  background: var(--field);
}

blockquote {
  margin: 24px 0;
  border-left: 2px solid var(--rust);
  padding: 12px 20px;
  background: var(--white);
}

.home .layout {
  grid-template-columns: 214px minmax(0,1fr);
}

.home main {
  max-width: 960px;
}

.home h1 {
  max-width: 680px;
  font-size: clamp(40px,4.5vw,60px);
}

.intro {
  max-width: 650px;
  color: var(--muted);
  font-size: 17px;
}

.notice {
  font-size: 12px;
  color: var(--muted);
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin: 24px 0 36px;
}

.notice svg {
  width: 16px;
  margin-top: 2px;
}

.section-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-top: 1px solid var(--rule);
  padding-top: 24px;
  margin-top: 32px;
}

.section-title h2 {
  margin: 0;
  font: 400 28px/1.3 Fraunces,Georgia,serif;
}

.section-title span {
  font-size: 11px;
  color: var(--muted);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 14px;
  margin: 22px 0 40px;
}

.step {
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.step .step-number {
  font: 400 28px Fraunces,Georgia,serif;
  color: var(--rust);
  margin-bottom: 24px;
}

.step h2 {
  font-size: 16px;
  margin: 0 0 10px;
  letter-spacing: -.02em;
}

.step p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 18px;
}

.step p:last-child {
  margin-top: auto;
  margin-bottom: 0;
}

.step a {
  font-size: 12px;
  font-weight: 500;
  text-decoration: none;
}

.step a:after {
  content: ' ↗';
  margin-left: 6px;
}

.topics {
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 0 32px;
  margin-top: 12px;
}

.topic {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 22px 0;
  border-bottom: 1px solid var(--rule);
  color: var(--ink);
  text-decoration: none;
}

.topic>svg {
  margin-top: 4px;
  color: var(--muted);
}

.topic strong {
  display: block;
  font-size: 14px;
  font-weight: 500;
}

.topic p {
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
  margin: 4px 0 0;
}

.topic .arrow {
  margin-left: auto;
  color: var(--muted);
}

.topic:hover strong,.topic:hover .arrow {
  color: var(--rust);
}

.not-found {
  padding: 50px 0 100px;
}

.not-found .app-link {
  margin-top: 20px;
}

@media(max-width:1200px) {
  .layout {
    grid-template-columns: 200px minmax(0,1fr);
    gap: 36px;
  }

  .toc {
    display: none;
  }

  .home .layout {
    grid-template-columns: 200px minmax(0,1fr);
  }

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

}

@media(max-width:900px) {
  .header {
    height: 68px;
  }

  .header-inner {
    padding: 0 var(--gutter);
  }

  .brand {
    gap: 12px;
  }

  .brand img {
    width: 112px;
  }

  .brand span {
    padding-left: 12px;
    font-size: 12px;
  }

  .app-link {
    font-size: 12px;
    padding: 8px 12px;
    gap: 8px;
  }

  .layout,.home .layout {
    display: block;
    padding: 24px var(--gutter);
  }

  .sidebar {
    display: none;
  }

  .mobile-nav {
    display: block;
    border-bottom: 1px solid var(--rule);
    padding: 0 var(--gutter);
    background: var(--paper);
  }

  .mobile-nav summary {
    padding: 14px 0;
    font-size: 13px;
    cursor: pointer;
  }

  .mobile-nav nav {
    display: grid;
    grid-template-columns: repeat(2,minmax(0,1fr));
    gap: 6px;
    padding-bottom: 16px;
  }

  .mobile-nav a {
    padding: 8px;
    color: var(--muted);
    font-size: 13px;
    text-decoration: none;
  }

  .mobile-nav a[aria-current=page] {
    color: var(--rust);
    background: #9731260d;
    border-radius: var(--radius);
  }

  .breadcrumb {
    margin-bottom: 24px;
  }

  .home h1 {
    font-size: 42px;
  }

  .intro {
    font-size: 16px;
  }

  .steps {
    gap: 12px;
  }

  .step {
    padding: 18px;
  }

  .step .step-number {
    margin-bottom: 18px;
  }

  .section-title span {
    display: none;
  }

  .topics {
    gap: 0 24px;
  }

  .topic {
    gap: 10px;
  }

  .footer {
    margin: 24px auto 0;
    padding: 20px var(--gutter);
    display: block;
  }

  .footer p+p {
    margin-top: 8px;
  }

  .page-end {
    font-size: 12px;
  }

  .article>h2 {
    font-size: 21px;
  }

  .notice {
    margin-bottom: 28px;
  }

}

@media(max-width:600px) {
  .steps,.topics {
    grid-template-columns: 1fr;
  }

}

@media(max-width:420px) {

  .step {
    padding: 20px;
  }

  .step .step-number {
    margin-bottom: 14px;
  }

  .brand span {
    display: none;
  }

  .home h1 {
    font-size: 38px;
  }

}

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

  * {
    transition: none!important;
  }

}