:root {
  --paper: #f7f5f0;
  --card: #ffffff;
  --ink: #1d2422;
  --muted: #5d6764;
  --line: #e2ded5;
  --accent: #1f4d45;
  --accent-soft: #e5efec;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #121514;
    --card: #1a1f1d;
    --ink: #ecefed;
    --muted: #a3ada9;
    --line: #2b3230;
    --accent: #7cc4b4;
    --accent-soft: #1d2b28;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.65 "Inter", system-ui, -apple-system, sans-serif;
}
.wrap { max-width: 720px; margin: 0 auto; padding: 0 20px; }
header { padding: 28px 0 8px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 700; font-size: 18px; letter-spacing: -0.01em; }
.brand svg { width: 34px; height: 20px; color: var(--accent); }
nav { display: flex; gap: 18px; margin-top: 14px; flex-wrap: wrap; }
nav a { color: var(--muted); text-decoration: none; font-size: 15px; }
nav a:hover, nav a[aria-current="page"] { color: var(--ink); }
main { padding: 28px 0 56px; }
h1 { font-size: clamp(30px, 7vw, 44px); line-height: 1.1; letter-spacing: -0.025em; margin: 0 0 14px; }
h2 { font-size: 20px; letter-spacing: -0.01em; margin: 36px 0 8px; }
h3 { font-size: 16px; margin: 22px 0 4px; }
p, li { color: var(--ink); }
.lead { font-size: 19px; color: var(--muted); margin: 0 0 28px; }
.muted { color: var(--muted); }
a { color: var(--accent); }
ul { padding-left: 20px; }
.cards { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); margin: 28px 0; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 18px; }
.card strong { display: block; margin-bottom: 4px; }
.card span { color: var(--muted); font-size: 15px; }
.badge { display: inline-block; background: var(--accent-soft); color: var(--accent); border-radius: 999px; padding: 6px 14px; font-size: 14px; font-weight: 600; }
footer { border-top: 1px solid var(--line); padding: 22px 0 40px; font-size: 14px; color: var(--muted); }
footer a { color: var(--muted); margin-right: 16px; }