:root {
  --bg: #faf8f3;
  --panel: #fffdf8;
  --text: #1d1d1f;
  --muted: #66625c;
  --line: #e7e1d8;
  --accent: #0f172a;
  --link: #155eef;
  --max: 760px;
  --radius: 20px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111215;
    --panel: #17191d;
    --text: #eef2f7;
    --muted: #a5adba;
    --line: #282d35;
    --accent: #f8fafc;
    --link: #7fb0ff;
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
}
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre { font-family: "JetBrains Mono", "SFMono-Regular", ui-monospace, monospace; }
.shell { max-width: 980px; margin: 0 auto; padding: 32px 20px 80px; }
.site-header {
  display: flex; justify-content: space-between; gap: 20px; align-items: flex-end;
  padding: 12px 0 32px; border-bottom: 1px solid var(--line);
}
.brand { font-size: 1.3rem; font-weight: 800; color: var(--accent); }
.tagline { margin: 6px 0 0; color: var(--muted); }
.nav { display: flex; gap: 16px; flex-wrap: wrap; }
.nav a { color: var(--muted); }
.main { padding-top: 28px; }
.hero, .page-head, .post-header { max-width: var(--max); }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; color: var(--muted); }
.hero h1, .page-head h1, .post-header h1 { font-size: clamp(2.2rem, 5vw, 4rem); line-height: 1.05; margin: 12px 0 18px; }
.lede { font-size: 1.08rem; color: var(--muted); max-width: 62ch; }
.section-head {
  display: flex; justify-content: space-between; align-items: baseline; gap: 16px;
  margin: 38px 0 18px;
}
.post-list { display: grid; gap: 18px; margin-top: 24px; }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px 24px 20px; box-shadow: 0 4px 24px rgba(0,0,0,.03);
}
.card h2, .card h3 { margin: 8px 0 10px; line-height: 1.2; }
.meta { color: var(--muted); font-size: .95rem; }
.post { max-width: var(--max); }
.content { margin-top: 30px; }
.content h2, .content h3, .content h4 { margin-top: 2.1em; line-height: 1.25; }
.content img { max-width: 100%; border-radius: 14px; }
.content pre {
  padding: 16px; overflow: auto; border-radius: 14px;
  border: 1px solid var(--line); background: color-mix(in srgb, var(--panel) 86%, black 14%);
}
.content blockquote {
  margin: 1.5rem 0; padding: .2rem 1rem; border-left: 4px solid var(--line); color: var(--muted);
}
.site-footer {
  margin-top: 64px; padding-top: 22px; border-top: 1px solid var(--line); color: var(--muted);
}
@media (max-width: 720px) {
  .site-header { align-items: flex-start; flex-direction: column; }
  .shell { padding-top: 20px; }
}