:root {
--bg: #f6fbf7;
--fg: #142b18;
--muted: #5b6d60;
--accent: #1a7f37;
--accent-soft: #e3f3e6;
--border: #d3e5d7;
--code-bg: #eef6f0;
--private: #b3184a;
--link: #1a7f37;
--syn-keyword: #cf222e;
--syn-type: #953800;
--syn-str: #0a3069;
--syn-lit: #0550ae;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--fg);
  background: var(--bg);
}
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.9em;
}
code {
  background: var(--code-bg);
  padding: 0.15em 0.4em;
  border-radius: 4px;
}
pre {
  background: var(--code-bg);
  padding: 0.9em 1em;
  border-radius: 6px;
  overflow-x: auto;
  border: 1px solid var(--border);
  line-height: 1.45;
}
pre code { background: none; padding: 0; }
/* Syntax highlighting inside a code example — see `Color::Html` in
   src/color.rs, which paints the same five categories the `--dump` CLI
   flags do. Only ever appears inside a highlighted <pre><code>, so the
   selector doesn't need to be more specific than the class itself. */
.tok-kw { color: var(--syn-keyword); }
.tok-type { color: var(--syn-type); }
.tok-str { color: var(--syn-str); }
.tok-lit { color: var(--syn-lit); }
.tok-com { color: var(--muted); font-style: italic; }
.layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  margin: 0 auto;
  min-height: 100vh;
}
.sidebar {
  border-right: 1px solid var(--border);
  padding: 1.5rem 1rem;
  position: sticky;
  top: 0;
  align-self: start;
  height: 100vh;
  overflow-y: auto;
  background: #081a10;
}
.sidebar .brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.2rem;
  color: #4ade80;
}
.sidebar .brand:hover { text-decoration: none; }
.sidebar .brand-logo {
  width: 60px;
  height: 60px;
  border-radius: 6px;
}
.sidebar h3 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #8fbf9c;
  margin: 1.5rem 0 0.5rem;
}
.sidebar h4 {
  font-size: 0.7rem;
  letter-spacing: 0.03em;
  color: #6b9c7a;
  margin: 0.6rem 0 0.3rem;
  font-weight: 600;
}
.sidebar .module-group.separated {
  border-top: 1px solid #1c3924;
  margin-top: 0.6rem;
  padding-top: 0.4rem;
}
.sidebar ul { list-style: none; margin: 0; padding: 0; }
.sidebar li { margin: 0.1rem 0; }
.sidebar a { color: #d8f3df; }
.sidebar a.current { color: #4ade80; font-weight: 600; }
.content { padding: 2rem 2.5rem; min-width: 0; }
.content.index .module-header { display: none; }
.module-header {
  color: var(--accent);
  border-bottom: 2px solid var(--border);
  padding-bottom: 0.4rem;
  margin-top: 0;
}
.content h2 {
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.3rem;
  margin-top: 2.5rem;
}
.content > section:first-of-type h2 { margin-top: 1rem; }
.content h3.module-group {
  color: var(--muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}
.content h3.module-group:first-of-type { margin-top: 1rem; padding-top: 0; border-top: none; }
.module-summary { font-size: 1.1rem; color: var(--muted); }
.content ul { margin: 0.5rem 0; padding-left: 1.5rem; }
.content li { margin: 0.2rem 0; }
.content li > code:first-child { margin-right: 0.4em; }
.functions-summary .fn-row {
  display: flex;
  gap: 1rem;
  align-items: baseline;
  padding: 0.4rem 0;
}
.functions-summary .fn-row.private .fn-sig { color: var(--private); }
.functions-summary .fn-sig code { background: var(--accent-soft); color: var(--accent); }
.functions-summary .fn-summary { color: var(--muted); }
.functions-summary .fn-row.private .fn-sig code { color: var(--private); background: transparent; }
.functions-detail .fn-detail {
  margin: 1.5rem 0 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}
.functions-detail .fn-detail:last-child { border-bottom: none; }
.fn-title code { background: var(--accent-soft); color: var(--accent); font-size: 1.05em; }
.fn-title .anchor {
  margin-left: 0.5rem;
  color: var(--muted);
  opacity: 0;
  text-decoration: none;
}
.fn-detail:hover .anchor { opacity: 1; }
.badge {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.1em 0.5em;
  border-radius: 10px;
  vertical-align: middle;
}
.badge.private { background: transparent; color: var(--private); border: 1px solid var(--private); }
dl.params { margin: 0.5rem 0; }
dl.params dt { font-weight: 600; margin-top: 0.5rem; }
dl.params dd { margin: 0 0 0 1rem; color: var(--muted); }
.returns { margin-top: 0.75rem; }
.guide .guide-toc {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 2.5rem;
  columns: 2;
  column-gap: 2rem;
}
.guide .guide-toc li { padding: 0.2rem 0; break-inside: avoid; }
.guide h2 { color: var(--accent); }
.guide h3 { margin-top: 2rem; }
.guide blockquote {
  margin: 1rem 0;
  padding: 0.1rem 1rem;
  border-left: 3px solid var(--border);
  color: var(--muted);
}
.guide hr { border: none; border-top: 1px solid var(--border); margin: 2rem 0; }
.guide img { max-width: 100%; }
.table-wrap { overflow-x: auto; margin: 1rem 0; }
.table-wrap table { border-collapse: collapse; width: 100%; }
.table-wrap th, .table-wrap td {
  border: 1px solid var(--border);
  padding: 0.4rem 0.7rem;
  text-align: left;
  vertical-align: top;
}
.table-wrap th { background: var(--code-bg); }
.examples .example-toc {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 2.5rem;
}
.examples .example-toc li {
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--border);
}
.examples .example-toc a { font-weight: 600; }
.examples .example-summary { color: var(--muted); }
.examples .example { scroll-margin-top: 1rem; }
.examples .example > h2 { color: var(--accent); }
.examples .example > p.example-summary { font-size: 1.05rem; }
.examples .example .anchor {
  color: var(--muted);
  opacity: 0;
  text-decoration: none;
  font-size: 0.8em;
}
.examples .example:hover .anchor { opacity: 1; }
.examples .example .program-file {
  margin: 1.75rem 0 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--muted);
}
.index .module-list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0;
}
.index .module-list li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
}
.index .module-name { font-weight: 600; font-size: 1.1rem; }
.index .module-summary { color: var(--muted); margin: 0.25rem 0 0; }
@media (max-width: 720px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { position: static; max-height: none; border-right: none; border-bottom: 1px solid var(--border); }
}