:root {
  --ink: #1a1a1a;
  --muted: #555;
  --line: #ddd;
  --paper: #fff;
  --wash: #f7f7f5;
  --link: #0b5f6b;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, Consolas, monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
}

a {
  color: var(--link);
}

a:hover {
  color: var(--ink);
}

code,
pre {
  font-family: var(--mono);
  font-size: 0.84em;
}

p code,
li code,
td code {
  background: var(--wash);
  padding: 0.1em 0.32em;
  border: 1px solid var(--line);
}

pre {
  background: var(--wash);
  border: 1px solid var(--line);
  color: var(--ink);
  padding: 0.9rem 1rem;
  overflow-x: auto;
  line-height: 1.45;
}

pre code {
  font-size: 0.92em;
  background: none;
  border: 0;
  padding: 0;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.85rem 1.5rem;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 20;
}

.wordmark {
  color: var(--ink);
  text-decoration: none;
  font-size: 0.95rem;
  line-height: 1.25;
}

.wordmark small {
  display: block;
  color: var(--muted);
  font-size: 0.75rem;
}

.wordmark strong {
  font-weight: 600;
}

.site-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.75rem 1.5rem;
}

.site-nav-guides {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.85rem 1.1rem;
}

.site-nav-guides a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
}

.site-nav-guides a:hover,
.site-nav-guides a[aria-current="page"] {
  color: var(--ink);
}

.site-nav-api {
  display: inline-flex;
  align-items: center;
  padding: 0.38rem 0.8rem;
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  white-space: nowrap;
}

.site-nav-api:hover,
.site-nav-api[aria-current="page"] {
  background: var(--link);
  color: var(--paper);
}

.wrap {
  width: min(42rem, calc(100% - 2.5rem));
  margin: 0 auto;
}

.wrap-wide {
  width: min(52rem, calc(100% - 2.5rem));
  margin: 0 auto;
}

.hero {
  padding: 2.75rem 0 2rem;
  border-bottom: 1px solid var(--line);
}

.hero h1 {
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 0.6rem;
}

.lede {
  margin: 0;
  color: var(--muted);
  max-width: 38rem;
}

.toc {
  list-style: none;
  margin: 2rem 0 3rem;
  padding: 0;
}

.toc li {
  border-top: 1px solid var(--line);
  padding: 0.85rem 0;
}

.toc li:last-child {
  border-bottom: 1px solid var(--line);
}

.toc a {
  text-decoration: none;
  font-weight: 600;
  color: var(--ink);
}

.toc p {
  margin: 0.25rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.25rem 0 2rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.prose {
  width: min(42rem, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 2.5rem 0 4.5rem;
}

.prose h1 {
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 0.85rem;
}

.prose h2 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 2.1rem 0 0.55rem;
}

.prose h3 {
  font-size: 1rem;
  font-weight: 600;
  margin: 1.5rem 0 0.4rem;
}

.prose p,
.prose li {
  color: var(--ink);
}

.prose ul,
.prose ol {
  padding-left: 1.2rem;
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  margin: 1rem 0 1.4rem;
}

.prose th,
.prose td {
  text-align: left;
  padding: 0.4rem 0.5rem 0.4rem 0;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.prose th {
  font-weight: 600;
  color: var(--muted);
}

.caption {
  font-size: 0.85rem;
  color: var(--muted);
  margin: 0.4rem 0 1.4rem;
}

.diagram {
  margin: 1.25rem 0 0.4rem;
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--wash);
  padding: 0.75rem 0.5rem 0.25rem;
}

.diagram pre {
  background: none;
  border: 0;
  padding: 0;
  margin: 0;
  overflow: visible;
}

.diagram svg {
  max-width: 100%;
  height: auto;
}

.note {
  border: 1px solid var(--line);
  background: var(--wash);
  padding: 0.8rem 0.95rem;
  margin: 1.15rem 0;
}

@media (max-width: 800px) {
  .site-header {
    flex-wrap: wrap;
  }

  .site-nav {
    width: 100%;
    justify-content: space-between;
  }
}

#api-reference {
  min-height: calc(100vh - 57px);
}

#api-reference .reference-pending {
  margin: 2rem auto;
  width: min(42rem, calc(100% - 2.5rem));
  color: var(--muted);
}