/* The docs theme of lhtml-site.
   Layout: top bar / side menu / content / "on this page". Light and dark.
   Every color and size is a variable on :root: an overlay stylesheet (setting
   docs.css) restyles the site by overriding them. */

:root {
  --font-sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "Source Code Pro", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --topbar-h: 58px;
  --sidebar-w: 268px;
  --toc-w: 220px;
  --content-w: 820px;
  --wide-w: 1000px;
  --radius: 10px;

  --bg: #ffffff;
  --bg-soft: #f7f8fa;
  --bg-elev: #ffffff;
  --text: #1c2026;
  --text-soft: #4a5260;
  --muted: #6b7380;
  --border: #e4e7ec;
  --border-strong: #d0d5dd;
  --accent: #3b5bdb;
  --accent-soft: #edf1ff;
  --accent-text: #2f4ac0;
  --code-bg: #f6f8fa;
  --code-inline-bg: #eef1f5;
  --code-text: #24292f;
  --mark: #fff3bf;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05), 0 8px 24px rgba(16, 24, 40, .08);

  /* syntax colors */
  --c-comment: #6e7781;
  --c-keyword: #cf222e;
  --c-type: #8250df;
  --c-number: #0550ae;
  --c-string: #0a3069;
  --c-func: #6639ba;
  --c-op: #24292f;
  --c-pre: #953800;
}

:root[data-theme="dark"] {
  --bg: #0f1218;
  --bg-soft: #151922;
  --bg-elev: #181d27;
  --text: #e6e9ef;
  --text-soft: #b9c0cc;
  --muted: #8b93a1;
  --border: #262c38;
  --border-strong: #353d4c;
  --accent: #7c9cff;
  --accent-soft: #1c2440;
  --accent-text: #9fb6ff;
  --code-bg: #161b24;
  --code-inline-bg: #1f2532;
  --code-text: #e6edf3;
  --mark: #5c4a00;
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .35);

  --c-comment: #8b949e;
  --c-keyword: #ff7b72;
  --c-type: #d2a8ff;
  --c-number: #79c0ff;
  --c-string: #a5d6ff;
  --c-func: #d2a8ff;
  --c-op: #e6edf3;
  --c-pre: #ffa657;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-padding-top: calc(var(--topbar-h) + 16px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }
a { color: var(--accent-text); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
.skip-link { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--bg); padding: 6px 10px; }
.skip-link:focus { left: 8px; }

/* ---------- top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 30;
  height: var(--topbar-h);
  display: flex; align-items: center; gap: 14px;
  padding: 0 20px;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(160%) blur(10px);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 8px; color: var(--text); font-weight: 700; flex-shrink: 0; width: calc(var(--sidebar-w) - 34px); }
.brand:hover { text-decoration: none; }
.brand-mark { color: var(--accent); display: flex; }
.brand-name { font-size: 19px; letter-spacing: .02em; }
.brand-sub { font-weight: 500; color: var(--muted); font-size: 15px; }
.icon-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 8px;
  border: 0; background: transparent; color: var(--text-soft); cursor: pointer;
}
.icon-btn:hover { background: var(--bg-soft); color: var(--text); text-decoration: none; }
.nav-toggle { display: none; }
.topbar-actions { display: flex; gap: 4px; margin-left: auto; }
.theme-toggle .icon-moon { display: none; }
[data-theme="dark"] .theme-toggle .icon-sun { display: none; }
[data-theme="dark"] .theme-toggle .icon-moon { display: block; }

/* ---------- search ---------- */
.search { position: relative; flex: 1; max-width: 520px; }
.search-icon { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--muted); pointer-events: none; }
#search {
  width: 100%; height: 38px;
  padding: 0 40px 0 36px;
  font: inherit; font-size: 15px; color: var(--text);
  background: var(--bg-soft);
  border: 1px solid var(--border); border-radius: 9px;
  outline: none; transition: border-color .15s, box-shadow .15s, background .15s;
}
#search::-webkit-search-cancel-button { display: none; }
#search:focus { border-color: var(--accent); background: var(--bg); box-shadow: 0 0 0 3px var(--accent-soft); }
.search-kbd {
  position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
  font: 12px var(--font-mono); color: var(--muted);
  border: 1px solid var(--border-strong); border-radius: 5px; padding: 0 6px; line-height: 18px;
}
#search:focus ~ .search-kbd { display: none; }
.search-results {
  position: absolute; top: calc(100% + 8px); left: 0; right: 0;
  max-height: min(70vh, 560px); overflow: auto;
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: 12px;
  box-shadow: var(--shadow); padding: 6px; z-index: 40;
  min-width: min(560px, calc(100vw - 32px));
}
.sr + .sr { border-top: 1px solid var(--border); margin-top: 4px; padding-top: 4px; }
.sr-item { display: block; padding: 8px 10px; border-radius: 8px; color: var(--text); }
.sr-item:hover, .sr-item.selected { background: var(--accent-soft); text-decoration: none; }
.sr-title { display: block; font-weight: 600; font-size: 14.5px; }
.sr-section { float: right; font-size: 11.5px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; margin-left: 8px; }
.sr-excerpt { display: block; font-size: 13px; color: var(--text-soft); line-height: 1.45; margin-top: 2px; }
.sr-excerpt mark { background: var(--mark); color: inherit; border-radius: 2px; padding: 0 1px; }
.sr-sub { padding-left: 26px; position: relative; }
.sr-sub::before { content: ""; position: absolute; left: 13px; top: 10px; bottom: 10px; width: 2px; background: var(--border-strong); border-radius: 1px; }
.sr-sub .sr-title { font-weight: 500; font-size: 14px; }
.search-empty { margin: 10px 12px; color: var(--muted); font-size: 14px; }

/* ---------- layout ---------- */
.layout {
  display: grid;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr) var(--toc-w);
  /* full window width, as Starlight: the menu against the left edge, "on this page" against
     the right one, the text centered in between */
}
.sidebar {
  position: sticky; top: var(--topbar-h);
  height: calc(100vh - var(--topbar-h));
  overflow-y: auto; overscroll-behavior: contain;
  padding: 22px 14px 40px 20px;
  border-right: 1px solid var(--border);
  scrollbar-width: thin;
}
.main { min-width: 0; padding: 36px 48px 40px; }
.doc { max-width: var(--content-w); margin: 0 auto; }
.pager, .footer { max-width: var(--content-w); margin-left: auto; margin-right: auto; }
/* wide pages (front matter `wide: true`): tables, references */
.page-wide .doc, .page-wide .pager, .page-wide .footer { max-width: var(--wide-w); }
.page-toc {
  position: sticky; top: var(--topbar-h);
  height: calc(100vh - var(--topbar-h)); overflow-y: auto;
  padding: 36px 18px 30px 8px; font-size: 13.5px;
}

/* ---------- side menu ---------- */
.nav { display: flex; flex-direction: column; gap: 2px; font-size: 14.5px; }
.nav-link {
  display: block; padding: 5px 10px; border-radius: 7px;
  color: var(--text-soft); line-height: 1.4;
}
.nav-link:hover { background: var(--bg-soft); color: var(--text); text-decoration: none; }
.nav-link.active { background: var(--accent-soft); color: var(--accent-text); font-weight: 600; }
.nav-section { margin-top: 14px; }
/* chapter title: bold, with an arrow on the right to collapse / expand the chapter */
.nav-section-title {
  list-style: none; cursor: pointer; user-select: none;
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 6px 10px; border-radius: 7px;
  font-size: 16px; font-weight: 700; color: var(--text);
}
.nav-section-title::-webkit-details-marker { display: none; }
.nav-section-title > a, .nav-section-title > span { color: inherit; flex: 1; }
.nav-section-title > a:hover { color: var(--accent-text); text-decoration: none; }
.nav-section-title::after,
.nav-subgroup-title::after {
  content: ""; flex: none; width: 7px; height: 7px; margin-right: 4px;
  border-right: 1.8px solid currentColor; border-bottom: 1.8px solid currentColor;
  transform: rotate(-45deg); transition: transform .15s; opacity: .6;
}
.nav-section[open] > .nav-section-title::after,
.nav-subgroup[open] > .nav-subgroup-title::after { transform: rotate(45deg); }
.nav-section-title:hover { background: var(--bg-soft); }
/* entries of a chapter or group, after a vertical line showing the level (as in Starlight) */
.nav-children {
  display: flex; flex-direction: column; gap: 2px;
  margin: 2px 0 4px 14px; padding-left: 8px; border-left: 1px solid var(--border);
}
.nav-group summary {
  list-style: none; cursor: pointer; user-select: none;
  padding: 5px 10px; border-radius: 7px; color: var(--text-soft); font-size: 14px;
  display: flex; align-items: center; justify-content: space-between; gap: 6px;
}
.nav-group summary::-webkit-details-marker { display: none; }
.nav-group summary::after {
  content: ""; flex: none; width: 6px; height: 6px; border-right: 1.6px solid currentColor; border-bottom: 1.6px solid currentColor;
  transform: rotate(-45deg); transition: transform .15s; margin-right: 4px; opacity: .6;
}
.nav-group[open] > summary::after { transform: rotate(45deg); }
.nav-group summary:hover { background: var(--bg-soft); color: var(--text); }
/* sub-headings of a section (front matter `group:` of the How-to pages), collapsible, open by default */
.nav-subgroup { margin-top: 2px; }
.nav-subgroup-title {
  list-style: none; cursor: pointer; user-select: none;
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 5px 10px; border-radius: 7px; font-size: 14.5px; font-weight: 650; color: var(--text);
}
.nav-subgroup-title::-webkit-details-marker { display: none; }
.nav-subgroup-title:hover { background: var(--bg-soft); }

/* ---------- page toc ---------- */
.page-toc-title { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); margin-bottom: 8px; }
#title_id a { display: block; color: var(--text-soft); padding: 4px 0 4px 12px; border-left: 2px solid var(--border); line-height: 1.35; }
#title_id a:hover { color: var(--text); text-decoration: none; }
#title_id a.active { color: var(--accent-text); border-left-color: var(--accent); }

/* ---------- content typography ---------- */
.eyebrow { margin: 0 0 6px; font-size: 13px; font-weight: 600; color: var(--accent-text); letter-spacing: .02em; }
.doc h1 { font-size: 2.2rem; line-height: 1.2; letter-spacing: -.02em; margin: 0 0 18px; font-weight: 750; }
.doc h2 { font-size: 1.5rem; line-height: 1.3; letter-spacing: -.01em; margin: 2.4em 0 .7em; padding-top: .3em; font-weight: 700; }
.doc h3 { font-size: 1.15rem; margin: 1.8em 0 .5em; font-weight: 650; }
.doc h2, .doc h3 { position: relative; }
.heading-anchor { margin-left: 8px; color: var(--muted); opacity: 0; font-weight: 400; transition: opacity .1s; }
h2:hover .heading-anchor, h3:hover .heading-anchor, .heading-anchor:focus { opacity: 1; text-decoration: none; }
.doc p, .doc ul, .doc ol { margin: 0 0 1.05em; }
.doc li { margin: .3em 0; }
.doc li > p { margin: 0; }
.doc > h1 + p { font-size: 1.12rem; color: var(--text-soft); }
.doc strong { font-weight: 650; }
.doc hr { border: 0; border-top: 1px solid var(--border); margin: 2em 0; }
.doc blockquote {
  margin: 1.4em 0; padding: 12px 18px;
  border-left: 3px solid var(--accent); background: var(--accent-soft);
  border-radius: 0 var(--radius) var(--radius) 0; color: var(--text);
}
.doc blockquote p:last-child { margin-bottom: 0; }
.muted { color: var(--muted); }

/* inline code */
.doc :not(pre) > code {
  font-family: var(--font-mono); font-size: .88em;
  background: var(--code-inline-bg); padding: .12em .38em; border-radius: 5px;
  overflow-wrap: anywhere;
}
.doc a code { color: var(--accent-text); }

/* code blocks (lhtml highlight: div.code > pre, Pygments classes) */
.doc div.code {
  position: relative; margin: 1.2em 0 1.5em;
  background: var(--code-bg); border: 1px solid var(--border); border-radius: var(--radius);
}
.doc div.code pre, .doc pre {
  margin: 0; padding: 14px 18px; overflow-x: auto;
  font-family: var(--font-mono); font-size: 13.8px; line-height: 1.6; color: var(--code-text);
  tab-size: 4;
}
.copy-btn {
  position: absolute; top: 8px; right: 8px;
  font: 600 12px var(--font-sans); color: var(--muted);
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: 6px;
  padding: 3px 9px; cursor: pointer; opacity: 0; transition: opacity .15s;
}
.doc div.code:hover .copy-btn, .copy-btn:focus { opacity: 1; }
@media (hover: none) { .copy-btn { opacity: .85; } }

.code .c, .code .c1, .code .cm, .code .ch, .code .cs, .code .cpf { color: var(--c-comment); font-style: italic; }
.code .k, .code .kc, .code .kd, .code .kn, .code .kp, .code .kr { color: var(--c-keyword); }
.code .kt, .code .nc, .code .nn { color: var(--c-type); }
.code .m, .code .mi, .code .mf, .code .mh, .code .mo, .code .mb, .code .il { color: var(--c-number); }
.code .s, .code .s1, .code .s2, .code .sa, .code .sb, .code .sc, .code .dl, .code .sd, .code .se, .code .sh, .code .si, .code .sx, .code .sr, .code .ss { color: var(--c-string); }
.code .nf, .code .fm { color: var(--c-func); }
.code .o, .code .ow, .code .p { color: var(--c-op); }
.code .cp { color: var(--c-pre); }
.code .nb, .code .bp { color: var(--c-number); }
.code .w { color: inherit; }
.code .err { border: 0; }

/* tables */
.table-wrap { overflow-x: auto; margin: 1.3em 0 1.6em; border: 1px solid var(--border); border-radius: var(--radius); }
.table-wrap table { border-collapse: collapse; width: 100%; font-size: 14.5px; }
.table-wrap th, .table-wrap td { padding: 9px 14px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--border); }
.table-wrap th { background: var(--bg-soft); font-weight: 650; font-size: 13.5px; color: var(--text-soft); white-space: nowrap; }
.table-wrap tr:last-child td { border-bottom: 0; }

/* math */
.katex { font-size: 1.08em; }
.katex-display { overflow-x: auto; overflow-y: hidden; padding: 6px 0; margin: 1.2em 0; }

/* figures: light card (the SVGs are drawn for a white background), centered.
   Width: at most the intrinsic width of the SVG (--fig-w, set by the build from its width /
   viewBox) times --figure-scale, so that the text of every figure has about the same size
   (13-14 px for the 700 px drawings) whatever the width of the file; never wider than the
   column. 38px = padding + border of the card.
   The card colors are variables: an overlay sets its own palette. */
:root { --figure-scale: 1; --figure-card: var(--bg-elev); --figure-card-border: var(--border); --figure-card-shadow: none; }
figure.figure { margin: 1.8em 0; text-align: center; }
figure.figure img {
  display: block; max-width: 100%; height: auto; margin: 0 auto; box-sizing: border-box;
  width: calc(var(--fig-w) * var(--figure-scale) + 38px);
  background: var(--figure-card); padding: 18px; border-radius: var(--radius);
  border: 1px solid var(--figure-card-border); box-shadow: var(--figure-card-shadow);
}
figure.figure a.figure-zoom { width: fit-content; max-width: 100%; margin: 0 auto; }
/* the figure opens full size on click / tap (lightbox in site.js, or the SVG itself without JS) */
figure.figure a.figure-zoom { display: block; cursor: zoom-in; }
figure.figure a.figure-zoom:focus-visible img { outline: 2px solid var(--accent); outline-offset: 2px; }
.figure-hint { display: none; }
@media (max-width: 860px) {
  .figure-hint { display: inline; }
}
.lightbox {
  position: fixed; inset: 0; z-index: 100; background: rgba(10, 12, 20, .88);
  overflow: auto; overscroll-behavior: contain; cursor: zoom-out;
  display: flex; flex-direction: column; align-items: flex-start;
}
.lightbox[hidden] { display: none; }
.lightbox-bar {
  position: sticky; top: 0; left: 0; align-self: stretch; display: flex; justify-content: flex-end; gap: 10px;
  padding: 10px 14px; background: rgba(10, 12, 20, .6); font-size: 14px;
}
.lightbox-bar a, .lightbox-bar button {
  color: #fff; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25);
  border-radius: 8px; padding: 6px 12px; font: inherit; cursor: pointer; text-decoration: none;
}
.lightbox img { display: block; margin: 16px auto; background: var(--figure-card); padding: 12px; border-radius: 8px; max-width: none; height: auto; box-sizing: content-box; }
figure.figure figcaption { margin-top: 10px; font-size: 14px; color: var(--muted); line-height: 1.5; }

/* pager and footer */
.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 56px; }
.pager-link { display: block; padding: 12px 16px; border: 1px solid var(--border); border-radius: var(--radius); color: var(--text); }
.pager-link:hover { border-color: var(--accent); text-decoration: none; }
.pager-link.next { grid-column: 2; text-align: right; }
.pager-label { display: block; font-size: 12.5px; color: var(--muted); }
.pager-title { font-weight: 600; color: var(--accent-text); }
.footer { margin-top: 40px; padding-top: 18px; border-top: 1px solid var(--border); font-size: 13px; color: var(--muted); }

/* on this page: category groups under their section */
#title_id a.toc-sub { padding-left: 24px; font-size: 13px; }

/* "On this page" on narrow screens (site.js): a bar at the top of the content, sticky under
   the top bar, shown where the right column is hidden */
.mobile-toc { display: none; }
@media (max-width: 1180px) {
  .mobile-toc {
    display: block; position: sticky; top: var(--topbar-h); z-index: 20;
    margin: 0 0 18px; background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  }
  .mobile-toc summary {
    list-style: none; cursor: pointer; display: flex; align-items: center; gap: 10px;
    padding: 10px 14px; font-size: 14px;
  }
  .mobile-toc summary::-webkit-details-marker { display: none; }
  .mobile-toc summary::after {
    content: ""; flex: none; margin-left: auto; width: 7px; height: 7px; opacity: .6;
    border-right: 1.8px solid currentColor; border-bottom: 1.8px solid currentColor; transform: rotate(-45deg);
  }
  .mobile-toc[open] summary::after { transform: rotate(45deg); }
  .mobile-toc-label { font-weight: 600; flex: none; color: var(--text); }
  .mobile-toc-current { color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .mobile-toc nav {
    display: flex; flex-direction: column; max-height: 60vh; overflow-y: auto;
    padding: 4px 8px 10px; border-top: 1px solid var(--border);
  }
  .mobile-toc nav a { padding: 8px; font-size: 15px; color: var(--text-soft); border-radius: 6px; }
  .mobile-toc nav a.toc-sub { padding-left: 22px; font-size: 14px; }
  .mobile-toc nav a:hover { background: var(--bg-soft); text-decoration: none; }
  /* a link to a heading leaves it below the top bar and the bar */
  html:has(body.has-mobile-toc) { scroll-padding-top: calc(var(--topbar-h) + 64px); }
}

/* ---------- responsive ---------- */
@media (max-width: 1180px) {
  .layout { grid-template-columns: var(--sidebar-w) minmax(0, 1fr); }
  .page-toc { display: none; }
}
@media (max-width: 860px) {
  :root { --topbar-h: 56px; }
  .layout { display: block; }
  .nav-toggle { display: inline-flex; margin-left: -8px; }
  .topbar { padding: 0 12px; gap: 8px; }
  .brand { width: auto; }
  .brand-sub { display: none; }
  .search { max-width: none; }
  .search-kbd { display: none; }
  .sidebar {
    position: fixed; z-index: 50; top: 0; left: 0; bottom: 0; height: 100vh;
    width: min(300px, 84vw); background: var(--bg); transform: translateX(-102%);
    transition: transform .2s ease; box-shadow: var(--shadow);
  }
  .nav-open .sidebar { transform: none; }
  .sidebar-backdrop { position: fixed; inset: 0; z-index: 45; background: rgba(10, 14, 22, .45); }
  .main { padding: 24px 16px 32px; }
  .doc h1 { font-size: 1.8rem; }
  .doc h2 { font-size: 1.3rem; }
  .doc div.code pre { font-size: 13px; padding: 12px 14px; }
  .search-results { position: fixed; top: calc(var(--topbar-h) + 4px); left: 8px; right: 8px; min-width: 0; }
  /* the "On this page" bar spans the screen, right under the top bar */
  .mobile-toc { margin: -24px -16px 18px; border-radius: 0; border-width: 0 0 1px; }
  /* drawer menu: entries large enough for a finger (about 40 px high) */
  .nav-link { padding: 9px 12px; font-size: 15.5px; }
  .nav-section { margin-top: 10px; }
  .nav-section-title { padding: 10px 12px; font-size: 17px; }
  .nav-subgroup-title { padding: 9px 12px; font-size: 15.5px; }
  .nav-group summary { padding: 9px 12px; font-size: 15.5px; }
}
@media (max-width: 480px) {
  .topbar-actions .icon-btn[href] { display: none; }
  .brand-name { font-size: 17px; }
  .pager { grid-template-columns: 1fr; }
  .pager-link.next { grid-column: 1; }
}

/* long words in a title (identifiers) wrap instead of widening the page on phones */
.doc h1 { overflow-wrap: anywhere; }

/* breadcrumb above the title: Section > Group > Page, the section as the eyebrow label */
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; align-items: baseline; gap: 2px 0; margin: 0 0 8px; padding: 0; font-size: 13px; line-height: 1.5; color: var(--muted); }
.breadcrumb li { margin: 0; min-width: 0; overflow-wrap: anywhere; }
.breadcrumb li + li::before { content: ">"; margin: 0 7px; color: var(--muted); opacity: .7; }
.breadcrumb li.bc-section { font-weight: 600; color: var(--accent-text); letter-spacing: .02em; }
.breadcrumb a { color: inherit; }
.breadcrumb a:hover { color: var(--accent-text); }
.breadcrumb li[aria-current] { color: var(--text-soft); }

/* ---- 404.html (template/404.html) ------------------------------------------------ */
.not-found-search { margin: 1.6em 0; }
.not-found-search label { display: block; font-weight: 600; margin-bottom: 6px; }
.not-found-search input {
  width: 100%; max-width: 520px; padding: 9px 12px; font: inherit; color: var(--text);
  background: var(--bg); border: 1px solid var(--border); border-radius: 8px;
}
.not-found-search input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }