:root {
  --bg: #f7f9f6;
  --fg: #1b1f1a;
  --muted: #555e53;
  --card: #ffffff;
  --line: #dfe5dc;
  --accent: #2e7d32;
  --accent-fg: #ffffff;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121512;
    --fg: #e4e9e2;
    --muted: #a3ad9f;
    --card: #1b201b;
    --line: #2d352c;
    --accent: #81c784;
    --accent-fg: #0f1a10;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans",
    sans-serif;
}

main, header, footer {
  max-width: 46rem;
  margin: 0 auto;
  padding: 0 16px;
}

header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-top: 2.5rem;
}

header img { width: 72px; height: 72px; border-radius: 18px; }
header h1 { margin: 0; font-size: 2rem; line-height: 1.2; }
header p { margin: 0; color: var(--muted); }
header a { color: inherit; text-decoration: none; }

h2 { margin-top: 2.5rem; font-size: 1.3rem; }
h3 { margin-bottom: 0.25rem; font-size: 1.05rem; }

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

.lead { font-size: 1.15rem; margin-top: 2rem; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr));
  gap: 12px;
  margin: 1rem 0;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.9rem 1rem;
}

.card h3 { margin-top: 0; }
.card p { margin: 0; color: var(--muted); font-size: 0.95rem; }

.button {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-fg);
  padding: 0.5rem 1rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
}

.soon { color: var(--muted); font-style: italic; }

code {
  font-size: 0.9em;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 0 0.25em;
  overflow-wrap: anywhere;
}

footer {
  margin-top: 3rem;
  padding-top: 1rem;
  padding-bottom: 2rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

footer a { color: inherit; }