:root {
  --bg: #faf8f4;
  --surface: #ffffff;
  --text: #1f2421;
  --muted: #5f6a63;
  --border: #e4e0d8;
  --accent: #2f6b4f;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141715;
    --surface: #1c201d;
    --text: #e8ebe8;
    --muted: #9aa59e;
    --border: #2c322e;
    --accent: #7fc4a0;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 680px;
  margin: 0 auto;
  padding: 0 20px;
}

header {
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
}

header .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

header a.brand {
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
}

nav { display: flex; gap: 18px; font-size: 15px; }
nav a { color: var(--muted); text-decoration: none; }
nav a:hover, nav a[aria-current="page"] { color: var(--text); }

main { padding: 48px 0 64px; }

h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 8px; letter-spacing: -0.01em; }
h2 { font-size: 1.2rem; margin: 40px 0 8px; }
p, ul { margin: 0 0 16px; }
li { margin-bottom: 6px; }

a { color: var(--accent); }

.lead { font-size: 1.15rem; color: var(--muted); }
.meta { color: var(--muted); font-size: 15px; margin-bottom: 32px; }

.card {
  display: block;
  padding: 20px 22px;
  margin: 16px 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  color: var(--text);
  text-decoration: none;
}
.card:hover { border-color: var(--accent); }
.card strong { display: block; font-size: 1.1rem; }
.card span { color: var(--muted); }

footer {
  border-top: 1px solid var(--border);
  padding: 24px 0 40px;
  color: var(--muted);
  font-size: 14px;
}
footer a { color: var(--muted); }