:root {
  color-scheme: light dark;
  --canvas: #edf0f4;
  --panel: #e0e6ed;
  --text: #283a4a;
  --muted: #526373;
  --accent: #375c9b;
  --border: #bdc9d6;
  --code: #dce3ec;
  --on-accent: #fff;
  font-family: "Segoe UI", system-ui, sans-serif;
  line-height: 1.65;
  background: var(--canvas);
  color: var(--text);
}
@media (prefers-color-scheme: dark) {
  :root {
    --canvas: #272f40;
    --panel: #333e52;
    --text: #dce3ef;
    --muted: #adbed4;
    --accent: #c6b58c;
    --border: #53647c;
    --code: #333e52;
    --on-accent: #272f40;
  }
}
* { box-sizing: border-box; }
:root { --accent-ink: color-mix(in srgb, color-mix(in srgb, var(--accent) 80%, var(--on-accent)) 90%, var(--canvas)); --selected: color-mix(in srgb, var(--accent-ink) 40%, var(--canvas)); --selected-hover: color-mix(in srgb, var(--accent-ink) 50%, var(--canvas)); }
[hidden] { display: none !important; }
.help-search { position: relative; flex: 1; max-inline-size: 28rem; min-inline-size: 12rem; }
.help-search label { display: block; font-size: .8rem; }
.search-controls { display: flex; }
.search-controls input { min-inline-size: 0; flex: 1; }
.search-controls input::-webkit-search-cancel-button { display: none; }
.search-controls input, .search-controls button { font: inherit; color: var(--text); background: var(--canvas); border: 1px solid var(--border); border-radius: 0; min-block-size: 44px; padding: .4rem .6rem; }
.search-controls input:focus-visible, .search-controls button:focus-visible { outline-offset: -3px; }
.search-results { position: absolute; inset-inline: 0; inset-block-start: 100%; z-index: 4; background: var(--canvas); border: 1px solid var(--border); max-block-size: 50vh; max-block-size: 50dvh; overflow: auto; }
.search-status { padding: .6rem; margin: 0; font-size: .875rem; }
.search-results ul { list-style: none; margin: 0; padding: 0; }
.search-results li { margin: 0; }
.search-results a { display: grid; min-block-size: 44px; padding: .65rem; color: var(--text); text-decoration: none; border-inline-start: 3px solid transparent; overflow-wrap: anywhere; }
.search-results a[data-selected] { background: var(--selected); border-color: var(--accent); }
.search-results a:hover, .search-results a[data-selected]:hover { background: var(--selected-hover); }
.search-results span { font-size: .8rem; color: var(--muted); }
body { margin: 0; }
a { color: var(--accent); text-underline-offset: .2em; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
.skip-link { position: fixed; inset-block-start: -100px; inset-inline-start: 1rem; padding: .5rem 1rem; background: var(--canvas); z-index: 3; }
.skip-link:focus { inset-block-start: 1rem; }
.site-header { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1rem 2rem; border-bottom: 1px solid var(--border); }
.brand { display: flex; align-items: center; gap: .7rem; color: var(--text); font-size: 1.25rem; font-weight: 650; text-decoration: none; }
.brand span { font-size: .875rem; font-weight: 400; color: var(--muted); border-inline-start: 1px solid var(--border); padding-inline-start: .7rem; }
.site-links { display: flex; align-items: center; flex-wrap: wrap; justify-content: end; gap: 1.5rem; font-size: .875rem; }
.language-menu { position: relative; }
.language-menu summary { display: flex; align-items: center; gap: .4rem; border: 1px solid var(--border); padding: .35rem .65rem; list-style: none; }
.language-menu summary::after { content: "▾"; }
.language-menu summary::-webkit-details-marker { display: none; }
.language-menu[open] summary::after { content: "▴"; }
.language-menu ul { position: absolute; inset-inline-end: 0; inset-block-start: 100%; z-index: 2; background: var(--canvas); border: 1px solid var(--border); min-inline-size: 10rem; max-block-size: 65vh; overflow: auto; padding: .35rem; margin: .25rem 0 0; list-style: none; box-shadow: 0 4px 12px #0002; }
.language-menu li { margin: 0; }
.language-menu a { display: block; padding: .4rem .6rem; color: var(--text); text-decoration: none; }
.language-menu a:hover, .language-menu a[aria-current] { background: var(--selected); }
.visually-hidden { position: absolute; inline-size: 1px; block-size: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.layout { display: grid; grid-template-columns: 230px minmax(0, 760px) 190px; gap: 3rem; max-width: 1400px; margin: auto; padding: 2.5rem 2rem; }
.sidebar, .outline { position: sticky; inset-block-start: 2rem; align-self: start; max-block-size: calc(100vh - 4rem); overflow: auto; font-size: .875rem; }
.topics, .outline details { display: none; }
.nav-section { margin: 1.4rem .75rem .4rem; font-size: .75rem; font-weight: 600; color: var(--muted); }
.nav-section:first-child { margin-block-start: 0; }
.sidebar ul { list-style: none; padding: 0; margin: 0; }
.sidebar li { margin: .15rem 0; }
.sidebar nav a { display: block; padding: .4rem .75rem; color: var(--text); text-decoration: none; border-inline-start: 3px solid transparent; }
.sidebar nav a:hover { background: var(--panel); }
.sidebar nav a[aria-current] { background: var(--selected); border-color: var(--accent); font-weight: 600; }
.sidebar nav a[aria-current]:hover { background: var(--selected-hover); }
.scope { color: var(--muted); border-top: 1px solid var(--border); margin-top: 1.5rem; padding: 1rem .75rem; font-size: .8rem; }
main { min-inline-size: 0; }
main:focus { outline: none; }
article { overflow-wrap: anywhere; text-align: start; }
.translation-notice { background: var(--panel); border-inline-start: 3px solid var(--accent); padding: .75rem 1rem; font-size: .9rem; }
h1, h2, h3 { font-family: "Segoe UI", system-ui, sans-serif; line-height: 1.25; font-weight: 650; scroll-margin-top: 1.5rem; }
h1 { font-size: clamp(2rem, 3vw, 2.8rem); letter-spacing: -.035em; margin: 0 0 1.2rem; }
h2 { font-size: 1.4rem; margin: 2.5rem 0 1rem; }
h3 { font-size: 1.1rem; margin-top: 2rem; }
article > p:first-of-type { font-size: 1.15rem; color: var(--muted); }
p, ul, ol { margin: 0 0 1.2rem; }
ul, ol { padding-inline-start: 1.5rem; }
li { margin: .4rem 0; }
article img { max-width: 100%; height: auto; display: block; border: 1px solid var(--border); margin: 1.5rem 0; }
strong { font-weight: 650; }
code, kbd, pre { font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace; font-size: .875em; }
code { background: var(--code); padding: .15em .3em; overflow-wrap: anywhere; }
code, kbd { direction: ltr; unicode-bidi: isolate; }
a[dir="ltr"] { unicode-bidi: isolate; }
pre { background: var(--code); border-inline-start: 3px solid var(--accent); padding: 1rem; overflow-x: auto; direction: ltr; text-align: start; }
pre code { padding: 0; overflow-wrap: normal; }
kbd { border: 1px solid var(--border); padding: .1em .3em; }
table { border-collapse: collapse; width: 100%; font-size: .95rem; margin: 1.5rem 0; }
.table-scroll { overflow-x: auto; max-inline-size: 100%; }
.table-scroll table { min-inline-size: 36rem; }
th, td { border-bottom: 1px solid var(--border); padding: .65rem .5rem; text-align: start; overflow-wrap: anywhere; }
th { font-weight: 600; }
blockquote { border-inline-start: 3px solid var(--accent); margin: 1.5rem 0; padding-inline-start: 1rem; color: var(--muted); }
.outline { color: var(--muted); font-size: .8rem; }
.outline [dir="ltr"] { display: inline-block; white-space: nowrap; unicode-bidi: isolate; }
summary { cursor: pointer; color: var(--text); font-weight: 600; }
.outline ul { list-style: none; padding: .5rem 0; margin-bottom: 1rem; }
.outline a { color: var(--muted); text-decoration: none; display: block; padding: .2rem 0; }
.outline a:hover { color: var(--accent); }
footer { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; margin-top: 3rem; padding-top: 1rem; border-top: 1px solid var(--border); font-size: .8rem; }
.chooser main { max-inline-size: 740px; margin: 8vh auto; padding: 2rem; }
.chooser h1 { display: flex; align-items: center; gap: 1rem; }
.language-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); list-style: none; padding: 0; border-block-start: 1px solid var(--border); }
.language-list li { margin: 0; }
.language-list a { display: grid; padding: 1rem; border-block-end: 1px solid var(--border); text-decoration: none; }
.language-list a:hover { background: var(--panel); }
.language-list span { font-size: .875rem; color: var(--muted); }
@media (max-width: 1150px) {
  .layout { grid-template-columns: 210px minmax(0, 760px); gap: 2rem; }
  .outline { grid-column: 2; grid-row: 1; position: static; max-block-size: none; }
  .outline-wide { display: none; }
  .outline details { display: block; }
  main { grid-column: 2; grid-row: 2; }
  .sidebar { grid-row: 1 / 3; }
}
@media (max-width: 720px) {
  .site-header { padding: 1rem; gap: .75rem; flex-wrap: wrap; }
  .help-search { order: 3; flex-basis: 100%; max-inline-size: none; }
  .search-results { position: static; max-block-size: 40dvh; }
  .site-links a, .language-menu summary, .outline a, .topics summary, .sidebar nav a, footer a { min-block-size: 44px; display: flex; align-items: center; }
  .language-menu a { min-block-size: 44px; }
  .brand { font-size: 1rem; gap: .4rem; }
  .brand span { padding-inline-start: .4rem; }
  .site-links { gap: .75rem; font-size: .8rem; }
  .layout { grid-template-columns: minmax(0, 1fr); gap: 1rem; padding: 1rem; }
  .sidebar { grid-row: 1; position: static; max-block-size: none; overflow: visible; border-bottom: 1px solid var(--border); padding-bottom: 1rem; }
  .topics > summary { display: list-item; margin-inline-start: 1rem; }
  .topics { display: block; }
  .topics-wide { display: none; }
  .topics nav { max-block-size: 12rem; overflow: auto; margin-block-start: .75rem; }
  .sidebar nav a { padding: .45rem .6rem; }
  .scope { border: 0; margin: .75rem 0 0; padding: 0; }
  .outline { display: block; grid-row: 2; position: static; max-block-size: none; padding-block-end: .75rem; border-bottom: 1px solid var(--border); }
  .outline p { margin: .5rem 0 0; }
  main { grid-row: 3; }
  main, .outline { grid-column: 1; }
  .chooser main { margin: 2vh auto; padding: 1rem; }
  .language-list { grid-template-columns: minmax(0, 1fr); }
}
@media print {
  .site-header, .sidebar, .outline, footer, .skip-link { display: none; }
  .layout { display: block; padding: 0; }
  :root { --canvas: white; --text: black; --muted: #333; --accent: #222; --code: #eee; }
}