/* Design tokens — primitive layer: the only place color literals appear. */
:root {
  --bg: #303446;
  --fg: #c6d0f5;
  --surface: #292c3ceb;
  --border: #c6d0f524;
  --muted: #c6d0f59e;
  --selection: #44495d;
  --shadow: 0 .5rem 1.5rem #11141c59;
  --teal: #1b9e77;
  --green: #66c2a5;
  --orange: #d95f02;
  --purple: #7570b3;
  --pink: #e78ac3;
  --yellow: #e6c86e;
  --red: #e78284;
  --blue: #8da0cb;
  --radius: 12px;
  --radius-small: .5625rem;

  /* semantic layer: roles bind to primitives; components reference only these */
  --heading-color: var(--fg);
  --body-color: var(--fg);
  --link-color: var(--teal);
  --code-bg: var(--surface);
  --code-color: var(--green);
  --accent: var(--teal);
  --accent-2: var(--purple);
  --warn: var(--yellow);
  --error: var(--red);
  --nav-bg: var(--surface);
  --font-serif: "Source Serif 4", Georgia, serif;
  --font-sans: "Source Sans 3", system-ui, sans-serif;
  --font-mono: "Source Code Pro", ui-monospace, monospace;
}

@font-face {
  font-family: "Source Sans 3";
  font-style: normal;
  font-display: swap;
  font-weight: 200 900;
  src: url(/assets/fonts/source-sans-3-latin-var.woff2) format("woff2-variations");
}
@font-face {
  font-family: "Source Sans 3";
  font-style: italic;
  font-display: swap;
  font-weight: 200 900;
  src: url(/assets/fonts/source-sans-3-latin-var-italic.woff2) format("woff2-variations");
}
@font-face {
  font-family: "Source Serif 4";
  font-style: normal;
  font-display: swap;
  font-weight: 200 900;
  src: url(/assets/fonts/source-serif-4-latin-var.woff2) format("woff2-variations");
}
@font-face {
  font-family: "Source Serif 4";
  font-style: italic;
  font-display: swap;
  font-weight: 200 900;
  src: url(/assets/fonts/source-serif-4-latin-var-italic.woff2) format("woff2-variations");
}
@font-face {
  font-family: "Source Code Pro";
  font-style: normal;
  font-display: swap;
  font-weight: 200 900;
  src: url(/assets/fonts/source-code-pro-latin-var.woff2) format("woff2-variations");
}
@font-face {
  font-family: "Source Code Pro";
  font-style: italic;
  font-display: swap;
  font-weight: 200 900;
  src: url(/assets/fonts/source-code-pro-latin-var-italic.woff2) format("woff2-variations");
}

* { box-sizing: border-box; }
html { background: var(--bg); color-scheme: dark; }
body {
  background: var(--bg);
  color: var(--body-color);
  font-family: var(--font-serif);
  line-height: 1.6;
  margin: 0;
  min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--heading-color);
  font-family: var(--font-sans);
  font-weight: 600;
  line-height: 1.25;
  margin: 1.5em 0 .5em;
}
h1 { margin-top: 0; }
p { margin: .75em 0; }
a { color: var(--link-color); }
code, pre, kbd {
  background: var(--code-bg);
  color: var(--code-color);
  font-family: var(--font-mono);
  font-size: .9em;
  border-radius: var(--radius-small);
}
code { padding: .1em .35em; }
pre { padding: 1em; overflow-x: auto; }
pre code { padding: 0; background: none; }
::selection { background: var(--selection); }

.site-header {
  background: var(--nav-bg);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
}
.site-nav {
  align-items: center;
  display: flex;
  gap: 1.5rem;
  margin: 0 auto;
  max-width: 60rem;
  padding: .75rem 1.5rem;
}
.home-link {
  align-items: center;
  color: var(--heading-color);
  display: flex;
  font-family: var(--font-sans);
  gap: .5rem;
  text-decoration: none;
}
.home-link .home-label { font-weight: 600; }
.icon {
  height: 1.1em;
  vertical-align: text-bottom;
  width: 1.1em;
}

main {
  margin: 0 auto;
  max-width: 60rem;
  padding: 2rem 1.5rem;
}
.page-header {
  align-items: baseline;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
}
.package-page > .page-header h1 { color: var(--accent); }
.doc-tabs {
  border-bottom: 1px solid var(--border);
  display: flex;
  font-family: var(--font-sans);
  gap: 1.25rem;
  margin: 1.5rem 0;
}
.doc-tabs a {
  color: var(--muted);
  padding: .5rem 0;
  text-decoration: none;
}
.doc-tabs a:hover { color: var(--link-color); }

um-install .install-snippet {
  border: 1px solid var(--border);
  color: var(--code-color);
  cursor: copy;
  margin: 1rem 0;
  position: relative;
}
um-install { display: block; }

.doc-body {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 2rem;
}
[data-docs="pdoc"] { font-family: var(--font-sans); }
[data-docs="pdoc"] .doc-name-title { color: var(--accent-2); }

um-version-select { display: inline-flex; }
um-version-select select {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-small);
  color: var(--body-color);
  font-family: var(--font-mono);
  padding: .25rem .5rem;
}

um-search { display: inline-flex; position: relative; }
um-search input {
  appearance: none;
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-small);
  color: var(--body-color);
  font-family: var(--font-sans);
  padding: .3rem .75rem .3rem 2rem;
}
um-search input::placeholder { color: var(--muted); }
um-search .icon {
  left: .5rem;
  position: absolute;
  top: .55em;
}
um-search ol.search-results {
  background: var(--nav-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-small);
  list-style: none;
  margin: .25rem 0 0;
  padding: .25rem;
  position: absolute;
  right: 0;
  top: 100%;
  width: 24rem;
  z-index: 10;
}
um-search li a {
  border-radius: var(--radius-small);
  color: var(--body-color);
  display: block;
  font-family: var(--font-sans);
  padding: .4rem .6rem;
  text-decoration: none;
}
um-search li a:hover { background: var(--selection); }
um-search li .search-hint { color: var(--muted); font-family: var(--font-sans); }

.search-results .result-name { color: var(--link-color); font-weight: 600; }

table.file-table {
  border-collapse: collapse;
  font-family: var(--font-sans);
  width: 100%;
}
table.file-table th {
  color: var(--heading-color);
  padding: .5rem .75rem;
  text-align: left;
}
table.file-table td {
  border-top: 1px solid var(--border);
  padding: .5rem .75rem;
}

table.file-table {
  border-collapse: collapse;
  font-family: var(--font-sans);
  width: 100%;
}
table.file-table th {
  color: var(--heading-color);
  padding: .5rem .75rem;
  text-align: left;
}
table.file-table td {
  border-top: 1px solid var(--border);
  padding: .5rem .75rem;
}


@media (max-width: 40rem) {
  main, .site-nav { padding-left: 1rem; padding-right: 1rem; }
}