/* Documentation site styling.
 *
 * A plain asset, copied through the build untouched — which is also how any other CSS,
 * image or font in a source directory reaches the output. */

:root {
  --ink: #1c1f24;
  --muted: #5b6472;
  --rule: #dfe3e8;
  --accent: #0b5fa5;
  --surface: #f6f8fa;
  --measure: 42rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #dee3ea;
    --muted: #9aa4b2;
    --rule: #2b3138;
    --accent: #79b8ff;
    --surface: #171a1f;
  }
  body { background: #0f1216; }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ink);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

header.site {
  border-bottom: 1px solid var(--rule);
  padding: 1rem 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  align-items: baseline;
}

header.site .site-title {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--ink);
  text-decoration: none;
}

header.site nav { display: flex; gap: 1.25rem; flex-wrap: wrap; }
header.site nav a { color: var(--muted); text-decoration: none; }
header.site nav a:hover { color: var(--accent); }

main {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 5rem;
}

h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 .5rem; letter-spacing: -0.02em; }
h2 { font-size: 1.35rem; margin: 2.5rem 0 .75rem; letter-spacing: -0.01em; }
h3 { font-size: 1.1rem; margin: 2rem 0 .5rem; }

p.page-date, p.lede { color: var(--muted); }
p.lede { font-size: 1.1rem; margin-top: 0; }

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

code {
  font: 0.875em/1.5 ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  background: var(--surface);
  padding: .1em .35em;
  border-radius: 3px;
}

/* Code blocks are dark in both colour schemes, matching the syntect theme named in
   orgo.toml. One generated stylesheet cannot follow prefers-color-scheme, so the page
   commits to the theme's palette instead of leaving highlighted code unreadable in one
   of the two. */
pre {
  background: #2b303b;
  color: #c0c5ce;
  border: 1px solid #1f232b;
  border-radius: 6px;
  padding: .9rem 1rem;
  overflow-x: auto;
}

pre code { background: none; padding: 0; }

blockquote {
  margin: 1.5rem 0;
  padding: .25rem 0 .25rem 1rem;
  border-left: 3px solid var(--rule);
  color: var(--muted);
}

table { border-collapse: collapse; width: 100%; margin: 1.25rem 0; display: block; overflow-x: auto; }
th, td { text-align: left; padding: .5rem .75rem; border-bottom: 1px solid var(--rule); }
th { font-size: .85rem; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }

hr { border: 0; border-top: 1px solid var(--rule); margin: 2.5rem 0; }

/* Table of contents, emitted from page.toc */
nav.toc {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: .75rem 1.25rem 1rem;
  margin: 1.5rem 0 2.5rem;
}
nav.toc h2 { font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; margin: .25rem 0 .5rem; color: var(--muted); }
nav.toc ul { margin: 0; padding-left: 1.1rem; }
nav.toc li { margin: .15rem 0; }

ul.post-list { list-style: none; padding: 0; }
ul.post-list > li { padding: 1rem 0; border-bottom: 1px solid var(--rule); }
ul.post-list a { font-weight: 600; font-size: 1.05rem; }
p.excerpt { margin: .35rem 0 .2rem; color: var(--muted); }
span.reading-time { font-size: .85rem; color: var(--muted); }

footer.site {
  border-top: 1px solid var(--rule);
  padding: 1.5rem;
  color: var(--muted);
  font-size: .9rem;
  text-align: center;
}

.tag { font-size: .75rem; background: var(--surface); border: 1px solid var(--rule); border-radius: 999px; padding: .1em .6em; color: var(--muted); }