:root {
  color-scheme: light dark;
  --bg: #fbfbf8;
  --fg: #16191b;
  --muted: #535a60;
  --line: #dcdcd4;
  --card: #f3f3ee;
  --code-bg: #eeefe9;
  --code-fg: #1c2124;
  --accent: #0a5a84;
  --accent-fg: #f7fbfd;
  --mark: #e8e2c8;
  --note-bg: #eef4f8;
  --note-line: #b9d2e2;
  --warn-bg: #fbf1e2;
  --warn-line: #e0c091;
  --warn-fg: #6b4400;
  --radius: 6px;
  --sans: ui-sans-serif, system-ui, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101315;
    --fg: #e7e9ea;
    --muted: #a6adb3;
    --line: #2b3034;
    --card: #171b1e;
    --code-bg: #0b0e10;
    --code-fg: #dfe3e5;
    --accent: #74c6ef;
    --accent-fg: #08171f;
    --mark: #3b3a24;
    --note-bg: #10202a;
    --note-line: #1f3d4d;
    --warn-bg: #221a0e;
    --warn-line: #4a3618;
    --warn-fg: #f0c98c;
  }
}

*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 400 1rem/1.65 var(--sans);
  text-rendering: optimizeLegibility;
}

img, svg { max-width: 100%; height: auto; }

a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { text-decoration-thickness: 2px; }

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 2px;
}

.skip {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  z-index: 20;
  padding: 0.6rem 0.9rem;
  background: var(--accent);
  color: var(--accent-fg);
  border-radius: var(--radius);
  font-weight: 600;
  text-decoration: none;
}
.skip:focus { top: 0.75rem; }

.wrap {
  width: min(72rem, 100% - 2.5rem);
  margin-inline: auto;
}
.prose { max-width: 70ch; }
main > .wrap > p, main > .wrap > ul, main > .wrap > ol { max-width: 70ch; }
.prose-wide { max-width: 78ch; }

.site-head {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}
.site-head .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1.5rem;
  padding-block: 0.85rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--fg);
  font-weight: 650;
  letter-spacing: -0.01em;
  text-decoration: none;
  font-size: 1.02rem;
}
.brand svg { width: 26px; height: 26px; flex: none; }
.brand span { color: var(--muted); font-weight: 500; }

.site-nav { margin-left: auto; }
.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.15rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.site-nav a {
  display: inline-block;
  padding: 0.35rem 0;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.94rem;
}
.site-nav a:hover { color: var(--fg); }
.site-nav a[aria-current="page"] { color: var(--fg); font-weight: 600; }

main { padding-block: 2.5rem 4rem; }

.kicker {
  margin: 0 0 0.75rem;
  font: 600 0.8rem/1.4 var(--mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

h1, h2, h3, h4 {
  line-height: 1.22;
  letter-spacing: -0.015em;
  text-wrap: balance;
}
h1 { font-size: clamp(1.9rem, 4.2vw, 2.85rem); margin: 0 0 1rem; }
h2 { font-size: clamp(1.28rem, 2.4vw, 1.55rem); margin: 2.6rem 0 0.8rem; }
h3 { font-size: 1.1rem; margin: 1.9rem 0 0.55rem; }
h4 { font-size: 1rem; margin: 1.4rem 0 0.4rem; }

p, ul, ol { margin: 0 0 1rem; }
li + li { margin-top: 0.3rem; }
.lead { font-size: 1.12rem; color: var(--muted); max-width: 62ch; }

.hero { padding-block: 1.2rem 0.5rem; }
.hero h1 { max-width: 22ch; }
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  align-items: center;
  margin-top: 1.6rem;
}

.button {
  display: inline-block;
  padding: 0.62rem 1.05rem;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--accent-fg);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
}
.button:hover { filter: brightness(1.12); }
.button.ghost {
  background: transparent;
  color: var(--accent);
  border-color: var(--line);
}
.button.ghost:hover { border-color: var(--accent); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.25rem 0.6rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  color: var(--muted);
  font: 500 0.8rem/1.5 var(--mono);
}
.badge strong { color: var(--fg); font-weight: 600; }

.grid {
  display: grid;
  gap: 1rem;
  padding: 0;
  margin: 1.5rem 0 0;
  list-style: none;
}
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr)); }
.grid li + li { margin-top: 0; }

.card {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 1.15rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
}
.card h3, .card h2 { margin: 0; font-size: 1.05rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.94rem; }
.card a { font-weight: 600; text-decoration: none; }
.card a:hover { text-decoration: underline; }
.card .meta { font: 500 0.78rem/1.4 var(--mono); color: var(--muted); }

.section { margin-top: 3.4rem; }
.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.6rem;
  margin-bottom: 1.3rem;
}
.section-head h2 { margin: 0; font-size: 1.25rem; }
.section-head .more { font-size: 0.9rem; }

pre {
  margin: 1.1rem 0;
  padding: 0.95rem 1.05rem;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--code-bg);
  color: var(--code-fg);
  font: 0.875rem/1.6 var(--mono);
  tab-size: 2;
}
code {
  font-family: var(--mono);
  font-size: 0.9em;
}
p code, li code, td code, th code, dt code {
  padding: 0.1em 0.32em;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--card);
  white-space: nowrap;
}
pre code { font-size: inherit; }

.table-wrap { overflow-x: auto; margin: 1.1rem 0; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.93rem;
}
caption {
  caption-side: bottom;
  padding-top: 0.5rem;
  color: var(--muted);
  font-size: 0.84rem;
  text-align: left;
}
th, td {
  padding: 0.55rem 0.7rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}
th {
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom-width: 2px;
}

.note, .warn {
  margin: 1.3rem 0;
  padding: 0.85rem 1rem;
  border: 1px solid var(--note-line);
  border-left-width: 4px;
  border-radius: var(--radius);
  background: var(--note-bg);
}
.warn { background: var(--warn-bg); border-color: var(--warn-line); }
.note p:last-child, .warn p:last-child { margin-bottom: 0; }
.warn strong { color: var(--warn-fg); }

.crumbs {
  margin: 0 0 1.2rem;
  font-size: 0.85rem;
  color: var(--muted);
}
.crumbs a { color: var(--muted); }
.crumbs span { padding-inline: 0.4rem; }

.doc-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.2rem;
  margin: 0 0 1.5rem;
  padding: 0 0 1rem;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.86rem;
}

.doc-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr));
  gap: 0.15rem 2rem;
  margin: 0.8rem 0 0;
  padding: 0;
  list-style: none;
}
.doc-list li { padding: 0.65rem 0; border-bottom: 1px solid var(--line); }
.doc-list a { display: block; font-weight: 600; text-decoration: none; }
.doc-list a:hover { text-decoration: underline; }
.doc-list p { margin: 0.15rem 0 0; color: var(--muted); font-size: 0.9rem; }

.entries { margin: 0; padding: 0; list-style: none; }
.entry {
  display: grid;
  grid-template-columns: 8.5rem 1fr;
  gap: 0.35rem 1.5rem;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--line);
}
.entry time { font: 500 0.82rem/1.6 var(--mono); color: var(--muted); }
.entry h2, .entry h3 { margin: 0; font-size: 1.12rem; }
.entry h2 a, .entry h3 a { color: var(--fg); text-decoration: none; }
.entry h2 a:hover, .entry h3 a:hover { color: var(--accent); text-decoration: underline; }
.entry p { margin: 0.25rem 0 0; color: var(--muted); max-width: 66ch; }
.entry .tags { margin: 0.4rem 0 0; font-size: 0.82rem; color: var(--muted); }

.tags { display: flex; flex-wrap: wrap; gap: 0.35rem 0.5rem; margin: 0.5rem 0 0; padding: 0; list-style: none; }
.tag {
  padding: 0.1rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  color: var(--muted);
  font: 500 0.76rem/1.6 var(--mono);
}

.release-list { margin: 0; padding: 0; list-style: none; }
.release-list li {
  display: grid;
  grid-template-columns: 7.5rem 5.5rem 1fr;
  gap: 0.3rem 1.2rem;
  align-items: baseline;
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--line);
}
.release-list .v { font: 600 0.95rem/1.5 var(--mono); }
.release-list .v a { color: var(--fg); text-decoration: none; }
.release-list .v a:hover { color: var(--accent); text-decoration: underline; }
.release-list time { font: 400 0.84rem/1.5 var(--mono); color: var(--muted); }
.release-list .what { color: var(--muted); font-size: 0.92rem; }

.toc { margin: 1.2rem 0 0; padding: 0 0 0 1.1rem; }
.toc li { margin: 0.35rem 0; }

footer.site-foot {
  border-top: 1px solid var(--line);
  padding-block: 1.8rem 2.4rem;
  color: var(--muted);
  font-size: 0.88rem;
}
footer.site-foot .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 2rem;
  justify-content: space-between;
}
footer.site-foot ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.2rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
footer.site-foot a { color: var(--muted); }
footer.site-foot .build { font-family: var(--mono); font-size: 0.82rem; }

.btn-row { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-top: 1.4rem; }

@media (max-width: 640px) {
  main { padding-block: 1.6rem 3rem; }
  .entry { grid-template-columns: 1fr; }
  .release-list li { grid-template-columns: 6.5rem 1fr; }
  .release-list .what { grid-column: 1 / -1; }
  .site-nav { margin-left: 0; }
  .site-nav ul { gap: 0.15rem 0.95rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}