:root {
  --ink: #20201d;
  --muted: #6b685f;
  --gold: #8b692b;
  --line: #e4dfd4;
  --paper: #faf8f3;
  --soft: #f3eee3;
  --white: #fff;
  --radius: 14px;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font:
    16px/1.7 -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    Arial,
    sans-serif;
}
a {
  color: var(--gold);
  text-underline-offset: 4px;
}
button,
input {
  font: inherit;
}
button,
a {
  touch-action: manipulation;
}
button:focus-visible,
a:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 3px solid #ab812f;
  outline-offset: 4px;
}
img,
video {
  max-width: 100%;
}
header {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}
.guide-header {
  max-width: 1240px;
  margin: auto;
  min-height: 76px;
  padding: 16px 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.wordmark {
  flex: 0 0 156px;
}
.wordmark img {
  display: block;
  width: 100%;
  height: auto;
}
.guide-header nav {
  display: flex;
  gap: 25px;
  align-items: center;
  font-size: 14px;
}
.guide-header nav a {
  text-decoration: none;
}
.guide-header .app-link {
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 8px 14px;
  color: var(--ink);
}
.breadcrumbs {
  max-width: 1240px;
  margin: 24px auto 0;
  padding: 0 30px;
  font-size: 13px;
  color: var(--muted);
}
.breadcrumbs a {
  text-decoration: none;
}
.breadcrumbs span {
  margin: 0 9px;
}
.guide-layout {
  max-width: 1240px;
  margin: 35px auto 85px;
  padding: 0 30px;
  display: grid;
  grid-template-columns: 210px minmax(0, 760px);
  gap: 62px;
}
.guide-toc {
  font-size: 13px;
  align-self: start;
  position: sticky;
  top: 30px;
  max-height: calc(100vh - 60px);
  overflow: auto;
  padding-right: 12px;
}
.guide-toc h2 {
  font-size: 12px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 14px;
}
.guide-toc a {
  display: block;
  color: var(--muted);
  text-decoration: none;
  margin: 0 0 11px;
  line-height: 1.5;
}
.guide-toc a:hover,
.guide-toc a[aria-current='true'] {
  color: var(--gold);
}
.guide-toc .toc-bottom {
  border-top: 1px solid var(--line);
  padding-top: 20px;
  margin-top: 22px;
}
.guide-content {
  min-width: 0;
}
.guide-content h1 {
  font-size: clamp(32px, 3.9vw, 48px);
  line-height: 1.12;
  letter-spacing: -0.035em;
  font-weight: 650;
  margin: 10px 0 22px;
  text-wrap: balance;
}
.guide-content h2 {
  font-size: 26px;
  line-height: 1.3;
  letter-spacing: -0.025em;
  margin: 50px 0 16px;
}
.guide-content h3 {
  font-size: 19px;
  line-height: 1.45;
  margin: 30px 0 12px;
}
.guide-content h4 {
  font-size: 16px;
  margin: 26px 0 10px;
}
.guide-content p {
  margin: 15px 0;
}
.guide-content ul,
.guide-content ol {
  padding-left: 24px;
}
.guide-content li {
  margin: 8px 0;
}
.guide-content li > p {
  margin: 6px 0;
}
.guide-content code:not(pre code) {
  font:
    0.87em/1.5 ui-monospace,
    SFMono-Regular,
    Consolas,
    monospace;
  background: #eee9df;
  padding: 2px 5px;
  border-radius: 4px;
  overflow-wrap: anywhere;
}
.guide-content strong {
  font-weight: 650;
}
.guide-category {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gold);
  font-weight: 700;
}
.guide-summary {
  font-size: 19px;
  color: var(--muted);
  line-height: 1.6;
  max-width: 690px;
}
.guide-meta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--muted);
  padding: 18px 0 24px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 30px;
}
.guide-content .guide-example-note {
  color: var(--muted);
  font-size: 14px;
}
.guide-content blockquote {
  border-left: 3px solid #c5a565;
  margin: 22px 0;
  padding: 5px 20px;
  background: #f4eee2;
  border-radius: 0 9px 9px 0;
}
.guide-content blockquote p {
  margin: 10px 0;
}
.code-wrap {
  position: relative;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 11px;
  margin: 22px 0;
  overflow: hidden;
}
.code-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 45px;
  padding: 7px 12px 7px 16px;
  background: #f0ece4;
  border-bottom: 1px solid var(--line);
  gap: 12px;
}
.code-top span {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #6e6553;
  font-weight: 650;
}
.copy-code {
  border: 1px solid #d6cdbd;
  border-radius: 5px;
  background: white;
  padding: 4px 11px;
  color: #464139;
  font-size: 12px;
  min-height: 30px;
  cursor: pointer;
}
.copy-code:hover {
  background: #faf8f3;
}
.code-wrap pre {
  margin: 0;
  padding: 19px 20px;
  overflow: auto;
  line-height: 1.55;
  font:
    13px/1.65 ui-monospace,
    SFMono-Regular,
    Consolas,
    monospace;
  color: #39372f;
  tab-size: 2;
}
.code-wrap pre.prompt {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font-family: inherit;
  font-size: 15px;
  line-height: 1.65;
}
.code-wrap pre code {
  font: inherit;
}
.table-scroll {
  overflow: auto;
  margin: 22px 0;
  border: 1px solid var(--line);
  border-radius: 10px;
}
table {
  width: 100%;
  border-collapse: collapse;
  background: white;
  font-size: 14px;
}
th,
td {
  padding: 12px 15px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  min-width: 120px;
}
th {
  background: var(--soft);
  font-weight: 650;
}
tr:last-child td {
  border-bottom: 0;
}
.guide-note {
  border: 1px solid #ded3b9;
  background: #f4eee0;
  border-radius: 10px;
  padding: 15px 19px;
  margin: 24px 0;
}
.guide-note p:first-child {
  margin-top: 0;
}
.guide-note p:last-child {
  margin-bottom: 0;
}
.guide-related {
  border-top: 1px solid var(--line);
  margin-top: 56px;
  padding-top: 26px;
}
.guide-related h2 {
  margin-top: 0;
  font-size: 21px;
}
.related-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.related-links a {
  background: white;
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 16px;
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
}
.guide-footer {
  border-top: 1px solid var(--line);
  padding: 30px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}
.guide-index {
  max-width: 1140px;
  margin: 55px auto 85px;
  padding: 0 30px;
}
.guide-index h1 {
  font-size: clamp(38px, 5vw, 58px);
  letter-spacing: -0.04em;
  line-height: 1.12;
  max-width: 800px;
  margin: 12px 0 20px;
}
.guide-index .intro {
  font-size: 19px;
  color: var(--muted);
  max-width: 740px;
  margin-bottom: 35px;
}
.category-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 30px 0 48px;
}
.category-nav a {
  font-size: 13px;
  text-decoration: none;
  border: 1px solid var(--line);
  padding: 8px 14px;
  border-radius: 20px;
  background: white;
  color: var(--ink);
}
.guide-group {
  margin-top: 55px;
}
.guide-group h2 {
  font-size: 27px;
  letter-spacing: -0.025em;
  margin-bottom: 7px;
}
.guide-group > p {
  color: var(--muted);
  margin-top: 0;
}
.guide-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}
.guide-card {
  display: flex;
  flex-direction: column;
  padding: 25px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 14px;
  text-decoration: none;
  color: var(--ink);
  transition:
    border-color 0.15s,
    transform 0.15s;
}
.guide-card:hover {
  border-color: #b6985b;
  transform: translateY(-2px);
}
.guide-card .step {
  font-size: 12px;
  color: var(--gold);
  font-weight: 650;
}
.guide-card h3 {
  font-size: 20px;
  line-height: 1.35;
  margin: 11px 0 9px;
  letter-spacing: -0.02em;
}
.guide-card p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
  margin: 0 0 22px;
}
.guide-card .read {
  margin-top: auto;
  color: var(--gold);
  font-size: 13px;
  font-weight: 650;
}
.mobile-toc {
  display: none;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
@media (max-width: 900px) {
  .guide-layout {
    grid-template-columns: minmax(0, 1fr);
    max-width: 800px;
    gap: 20px;
  }
  .guide-toc {
    display: none;
  }
  .mobile-toc {
    display: block;
    margin: 24px 0;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    padding: 12px 16px;
    font-size: 14px;
  }
  .mobile-toc summary {
    cursor: pointer;
    font-weight: 600;
  }
  .mobile-toc a {
    display: block;
    margin: 10px 0;
    line-height: 1.5;
    text-decoration: none;
  }
  .guide-index {
    margin-top: 40px;
  }
}
@media (max-width: 560px) {
  .guide-header {
    padding: 14px 20px;
    min-height: 68px;
    gap: 12px;
  }
  .wordmark {
    flex-basis: 108px;
  }
  .guide-header nav {
    gap: 14px;
    font-size: 12px;
  }
  .guide-header .app-link {
    display: none;
  }
  .breadcrumbs {
    padding: 0 20px;
    margin-top: 20px;
  }
  .guide-layout {
    padding: 0 20px;
    margin-top: 26px;
  }
  .guide-content h1 {
    font-size: 34px;
  }
  .guide-content h2 {
    font-size: 24px;
    margin-top: 38px;
  }
  .guide-summary {
    font-size: 17px;
  }
  .guide-content {
    font-size: 16px;
  }
  .code-wrap pre {
    padding: 16px;
    font-size: 12px;
  }
  .code-wrap pre.prompt {
    font-size: 14px;
  }
  .guide-cards,
  .related-links {
    grid-template-columns: 1fr;
  }
  .guide-index {
    padding: 0 20px;
    margin-top: 36px;
  }
  .guide-card {
    padding: 22px;
  }
  .guide-content table {
    font-size: 13px;
  }
  .guide-footer {
    padding: 25px 20px;
  }
  .category-nav {
    margin-bottom: 35px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .guide-card {
    transition: none;
  }
  .guide-card:hover {
    transform: none;
  }
}

.copy-fallback {
  position: fixed;
  inset: 0 auto auto 0;
  width: 1px;
  height: 1px;
  opacity: 0;
}