:root {
  --fg: #1f2328;
  --fg-muted: #59636e;
  --border: #d1d9e0;
  --border-muted: #d1d9e0b3;
  --canvas: #ffffff;
  --canvas-subtle: #f6f8fa;
  --accent: #0969da;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg: #f0f6fc;
    --fg-muted: #9198a1;
    --border: #3d444d;
    --border-muted: #3d444db3;
    --canvas: #0d1117;
    --canvas-subtle: #151b23;
    --accent: #4493f8;
  }
}

body {
  margin: 0;
  background: var(--canvas);
  color: var(--fg);
}

.markdown-body {
  max-width: 980px;
  margin: 0 auto;
  padding: 32px 16px 64px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans",
    Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  word-wrap: break-word;
}

.markdown-body h1,
.markdown-body h2 {
  margin: 24px 0 16px;
  font-weight: 600;
  line-height: 1.25;
  padding-bottom: .3em;
  border-bottom: 1px solid var(--border-muted);
}
.markdown-body h1 { font-size: 2em; margin-top: 0; }
.markdown-body h2 { font-size: 1.5em; }

.markdown-body p { margin: 0 0 16px; }

.markdown-body blockquote {
  margin: 0 0 16px;
  padding: 0 1em;
  color: var(--fg-muted);
  border-left: .25em solid var(--border);
}

.markdown-body code {
  padding: .2em .4em;
  margin: 0;
  font-size: 85%;
  white-space: break-spaces;
  background-color: var(--canvas-subtle);
  border-radius: 6px;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas,
    "Liberation Mono", monospace;
}

/* tables */
.markdown-body table {
  display: block;
  width: max-content;
  max-width: 100%;
  overflow: auto;
  border-spacing: 0;
  border-collapse: collapse;
  margin: 0 0 16px;
  font-variant: tabular-nums;
}

.markdown-body table th,
.markdown-body table td {
  padding: 6px 13px;
  border: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

.markdown-body table th {
  font-weight: 600;
  background-color: var(--canvas-subtle);
}

.markdown-body table tr {
  background-color: var(--canvas);
  border-top: 1px solid var(--border-muted);
}

.markdown-body table tr:nth-child(2n) {
  background-color: var(--canvas-subtle);
}

.markdown-body table td.empty {
  color: var(--fg-muted);
}

.markdown-body a {
  color: var(--accent);
  text-decoration: none;
}
.markdown-body a:hover {
  text-decoration: underline;
}

/* page nav */
.pagenav {
  display: flex;
  gap: 4px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
}
.pagenav a {
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--fg-muted);
}
.pagenav a:hover {
  background-color: var(--canvas-subtle);
  text-decoration: none;
}
.pagenav a[aria-current="page"] {
  color: var(--fg);
  font-weight: 600;
  background-color: var(--canvas-subtle);
}

.footnote {
  font-size: 14px;
  color: var(--fg-muted);
}

/* dropdown */
#platform {
  font: inherit;
  font-size: 14px;
  color: var(--fg);
  background-color: var(--canvas-subtle);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 8px;
}
#platform:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

/* landing page */
.home {
  max-width: 640px;
  margin: 0 auto;
  padding: 96px 16px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans",
    Helvetica, Arial, sans-serif;
  text-align: center;
}

.home h1 {
  margin: 0 0 48px;
  font-size: 3rem;
  font-weight: 600;
  line-height: 1.2;
}

.home-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.home-links a {
  display: block;
  padding: 24px;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--fg);
  text-decoration: none;
  background-color: var(--canvas-subtle);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.home-links a:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.home-links a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}