:root {
  --bg: #fdfdfc;
  --fg: #1b1b1a;
  --muted: #6f6f69;
  --rule: #e6e4df;
  --link: #2f5d50;
  --link-hover: #1d3a31;
  --code-bg: #f4f3ef;
  --code-fg: #24292f;
  --sel: #d8efe6;
  --maxw: 40rem;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15161a;
    --fg: #e7e7e3;
    --muted: #9a9a93;
    --rule: #2b2d33;
    --link: #7cb8a6;
    --link-hover: #a9d4c7;
    --code-bg: #1d1f24;
    --code-fg: #e7e7e3;
    --sel: #244f43;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: Charter, "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  font-size: 1.16rem;
  line-height: 1.66;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
::selection { background: var(--sel); }

.site-nav { max-width: var(--maxw); margin: 0 auto; padding: 1.6rem 1.25rem 0; }
.site-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
}
.site-nav a:hover { color: var(--fg); }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 2.4rem 1.25rem 5rem; }

h1 {
  font-size: 2.1rem;
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin: 0.4rem 0 0.5rem;
  text-wrap: balance;
}
.byline { color: var(--muted); font-size: 0.95rem; margin: 0 0 2.4rem; }

p { margin: 0 0 1.3rem; }
a {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 1px;
}
a:hover { color: var(--link-hover); }

figure { margin: 2.3rem 0; }
figure img {
  width: 100%;
  height: auto;
  border-radius: 6px;
  border: 1px solid var(--rule);
  background: #fff;
}
figcaption {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.5;
  font-style: italic;
  margin-top: 0.7rem;
  text-align: center;
}

code { font-family: "SF Mono", "JetBrains Mono", "Fira Code", Menlo, Consolas, monospace; }
p code, li code {
  background: var(--code-bg);
  padding: 0.12em 0.34em;
  border-radius: 4px;
  font-size: 0.84em;
}
pre {
  background: var(--code-bg);
  color: var(--code-fg);
  padding: 1rem 1.1rem;
  border-radius: 8px;
  overflow-x: auto;
  margin: 1.7rem 0;
  line-height: 1.5;
  border: 1px solid var(--rule);
}
pre code { font-size: 0.82rem; }

hr { border: 0; border-top: 1px solid var(--rule); margin: 2.7rem 0; }

/* landing */
.home h1 { font-size: 1.85rem; margin-bottom: 0.2rem; }
.home .tagline { color: var(--muted); margin: 0 0 1.4rem; }
.home h2 {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--muted);
  font-weight: 600;
  margin: 2.4rem 0 0.9rem;
}
.home ul { list-style: none; padding: 0; margin: 0; }
.home li { margin: 0 0 1.15rem; }
.home .title { font-size: 1.15rem; }
.home .dek { color: var(--muted); font-size: 0.97rem; display: block; margin-top: 0.15rem; }

@media (max-width: 480px) {
  body { font-size: 1.08rem; }
  h1 { font-size: 1.72rem; }
  .wrap { padding-top: 1.6rem; }
}