/* Shared stylesheet for the static content pages (Learn / About / Changelog).
   Matches the editor's branding; respects the visitor's light/dark preference. */
:root {
  --bg: #ffffff; --bg2: #f6f8fa; --text: #24292e; --sub: #6a737d;
  --border: #dbe1e8; --accent: #3b82f6; --accent2: #8b5cf6; --link: #0969da;
  --code-bg: #f0f2f4;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1117; --bg2: #161b22; --text: #e6edf3; --sub: #8b949e;
    --border: #30363d; --link: #58a6ff; --code-bg: #21262d;
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px; line-height: 1.75;
}
.strip { height: 3px; background: linear-gradient(90deg, var(--accent), var(--accent2) 50%, var(--accent)); }
header.site {
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  padding: 12px 20px; background: var(--bg2); border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font-weight: 600; font-size: 15px; }
.brand .mark {
  width: 24px; height: 24px; border-radius: 2px; color: #fff; font-weight: 700; font-size: 11px;
  font-family: 'JetBrains Mono', Menlo, Consolas, monospace;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: flex; align-items: center; justify-content: center;
}
nav.site { display: flex; gap: 4px; flex-wrap: wrap; }
nav.site a { color: var(--sub); text-decoration: none; font-size: 14px; font-weight: 500; padding: 6px 10px; border-radius: 2px; }
nav.site a:hover { color: var(--text); background: var(--code-bg); }
nav.site a.active { color: var(--text); font-weight: 600; }
nav.site a.cta { color: #fff; background: var(--accent); font-weight: 600; }
nav.site a.cta:hover { filter: brightness(1.1); color: #fff; }

main { max-width: 780px; margin: 0 auto; padding: 40px 20px 64px; }
h1 { font-size: 32px; line-height: 1.25; letter-spacing: -.02em; margin: 0 0 8px; }
.lede { font-size: 18px; color: var(--sub); margin: 0 0 32px; }
h2 { font-size: 23px; letter-spacing: -.01em; margin: 44px 0 12px; padding-top: 8px; }
h3 { font-size: 17px; margin: 28px 0 8px; }
p { margin: 0 0 16px; }
ul, ol { margin: 0 0 16px; padding-left: 24px; }
li { margin-bottom: 6px; }
a { color: var(--link); }
code {
  font-family: 'JetBrains Mono', 'SF Mono', Menlo, Consolas, monospace; font-size: .85em;
  background: var(--code-bg); padding: 2px 6px; border-radius: 2px;
}
pre {
  background: var(--code-bg); border: 1px solid var(--border); border-radius: 3px;
  padding: 14px 16px; overflow-x: auto; margin: 0 0 16px;
}
pre code { background: none; padding: 0; font-size: 13.5px; line-height: 1.6; }
table { border-collapse: collapse; width: 100%; margin: 0 0 16px; font-size: 14.5px; }
th, td { border: 1px solid var(--border); padding: 8px 12px; text-align: left; vertical-align: top; }
th { background: var(--bg2); }
.card {
  border: 1px solid var(--border); border-radius: 3px; padding: 18px 20px;
  background: var(--bg2); margin: 0 0 16px;
}
.release { border-left: 3px solid var(--accent); padding: 2px 0 2px 18px; margin: 0 0 28px; }
.release h3 { margin: 0 0 2px; }
.release time { font-size: 13px; color: var(--sub); font-weight: 500; }
.release ul { margin-top: 10px; }
.tag {
  display: inline-block; font-size: 12px; font-weight: 600; padding: 1px 9px; border-radius: 3px;
  background: var(--code-bg); color: var(--sub); margin-left: 8px; vertical-align: 2px;
}
footer.site {
  border-top: 1px solid var(--border); background: var(--bg2);
  padding: 24px 20px; text-align: center; font-size: 13.5px; color: var(--sub);
}
footer.site a { color: var(--sub); }
.faq h3 { margin-top: 22px; }