:root {
  --bg: #fbf8f4;
  --fg: #1f1b16;
  --muted: #6b6258;
  --accent: #d9660f;
  --line: #e7dfd4;
  --card: #ffffff;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15120f;
    --fg: #f1ebe3;
    --muted: #a99f93;
    --accent: #f08a3c;
    --line: #2c2620;
    --card: #1d1915;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.65 ui-sans-serif, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
main { max-width: 44rem; margin: 0 auto; padding: 3.5rem 1.25rem 4rem; }
header.top { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 2.5rem; }
.brand { font-weight: 700; font-size: 1.15rem; color: var(--fg); text-decoration: none; letter-spacing: -0.01em; }
.brand span { color: var(--accent); }
nav a { color: var(--muted); text-decoration: none; margin-left: 1rem; font-size: 0.95rem; }
nav a:hover, nav a[aria-current="page"] { color: var(--accent); }
h1 { font-size: clamp(1.8rem, 5vw, 2.4rem); line-height: 1.2; letter-spacing: -0.02em; margin: 0 0 0.75rem; }
h2 { font-size: 1.2rem; margin: 2.25rem 0 0.5rem; }
p, li { color: var(--fg); }
.lead { font-size: 1.15rem; color: var(--muted); margin-top: 0; }
.meta { color: var(--muted); font-size: 0.92rem; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 1.25rem 1.4rem; margin: 1.5rem 0; }
a { color: var(--accent); }
ul { padding-left: 1.2rem; }
footer { border-top: 1px solid var(--line); margin-top: 3rem; padding-top: 1.25rem; color: var(--muted); font-size: 0.9rem; }
footer a { color: var(--muted); margin-right: 1rem; }