:root {
  --fg: #0d0d0d;
  --fg-muted: #6e6e80;
  --bg: #ffffff;
  --bg-subtle: #f7f7f8;
  --border: #e5e5e5;
  --accent: #10a37f;
  --accent-contrast: #ffffff;
  --badge-stable-bg: #e6f6f1;
  --badge-stable-fg: #0f7a5c;
  --badge-pre-bg: #f0f0f1;
  --badge-pre-fg: #6e6e80;
  --max-width: 720px;
  --radius: 8px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg: #ececf1;
    --fg-muted: #9a9aa5;
    --bg: #0f0f10;
    --bg-subtle: #17171a;
    --border: #2a2a2e;
    --badge-stable-bg: #103b30;
    --badge-stable-fg: #4fd1a5;
    --badge-pre-bg: #232326;
    --badge-pre-fg: #9a9aa5;
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

a { color: inherit; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

header.site-header {
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}

.site-header .container {
  display: flex;
  align-items: center;
  gap: 10px;
}

.site-header .logo {
  width: 28px;
  height: 28px;
  flex: none;
}

.site-header .site-name {
  font-size: 17px;
  font-weight: 600;
  text-decoration: none;
}

.site-header nav {
  margin-left: auto;
  display: flex;
  gap: 20px;
  font-size: 14px;
}

.site-header nav a {
  text-decoration: none;
  color: var(--fg-muted);
}

.site-header nav a:hover { color: var(--fg); }

main { padding: 40px 0 60px; }

h1 { font-size: 28px; font-weight: 700; margin: 0 0 8px; }
h2 { font-size: 20px; font-weight: 600; margin: 32px 0 12px; }
h3 { font-size: 16px; font-weight: 600; margin: 20px 0 8px; }

p { margin: 0 0 16px; }

ul, ol { padding-left: 22px; }
li { margin-bottom: 6px; }

code {
  background: var(--bg-subtle);
  border-radius: 4px;
  padding: 1px 5px;
  font-size: 0.9em;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

pre {
  background: var(--bg-subtle);
  border-radius: var(--radius);
  padding: 14px;
  overflow-x: auto;
}
pre code { background: none; padding: 0; }

.badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  padding: 2px 9px;
  border-radius: 999px;
}
.badge-stable { background: var(--badge-stable-bg); color: var(--badge-stable-fg); }
.badge-prerelease { background: var(--badge-pre-bg); color: var(--badge-pre-fg); }

.meta-row {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--fg-muted);
  font-size: 13px;
  margin-bottom: 16px;
}

.stat-bar {
  display: flex;
  gap: 18px;
  font-size: 13px;
  color: var(--fg-muted);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 10px 0;
  margin: 16px 0 24px;
}
.stat-bar strong { color: var(--fg); }

.card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
}

.card-link {
  display: block;
  text-decoration: none;
}

.timeline-item {
  display: block;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  text-decoration: none;
}
.timeline-item:last-child { border-bottom: none; }
.timeline-item .tag { font-weight: 600; }
.timeline-item .sub { color: var(--fg-muted); font-size: 13px; margin-top: 2px; }

.external-link {
  font-size: 13px;
  color: var(--accent);
  text-decoration: none;
}
.external-link:hover { text-decoration: underline; }

.archive-group { margin-bottom: 28px; }
.archive-group h2 { font-size: 16px; color: var(--fg-muted); }

.pager {
  display: flex;
  justify-content: space-between;
  margin-top: 32px;
  font-size: 14px;
}
.pager a { text-decoration: none; color: var(--accent); }

footer.site-footer {
  border-top: 1px solid var(--border);
  padding: 24px 0 40px;
  color: var(--fg-muted);
  font-size: 12px;
}

.archive-cta {
  display: inline-block;
  margin-top: 8px;
  font-size: 14px;
  color: var(--accent);
  text-decoration: none;
}