:root {
  --ink: #16202b;
  --muted: #5b6b7c;
  --rule: #dfe6ed;
  --bg: #ffffff;
  --accent: #0b6b4f;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 3rem 1.25rem 5rem;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

main { max-width: 44rem; margin: 0 auto; }

header {
  border-bottom: 1px solid var(--rule);
  padding-bottom: 1.25rem;
  margin-bottom: 2rem;
}

.mark {
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--accent);
  text-transform: none;
  font-size: 0.95rem;
}

h1 { font-size: 1.6rem; line-height: 1.25; margin: 0.4rem 0 0.5rem; }
h2 { font-size: 1.05rem; margin: 2rem 0 0.5rem; }

.updated { color: var(--muted); font-size: 0.875rem; margin: 0; }

p, li { color: var(--ink); }
ul { padding-left: 1.15rem; }
li { margin: 0.3rem 0; }

.lede {
  font-size: 1.05rem;
  color: var(--muted);
  border-left: 3px solid var(--accent);
  padding-left: 1rem;
  margin: 1.5rem 0;
}

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

footer {
  margin-top: 3rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.85rem;
}

footer a { margin-right: 1rem; }

.status {
  background: #f4f8f6;
  border: 1px solid #d6e5de;
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
}

.status h2 { margin-top: 0; }

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #e6edf3;
    --muted: #9bb0c3;
    --rule: #2a3641;
    --bg: #10171e;
    --accent: #4fd1a5;
  }
  .status { background: #16212a; border-color: #26343f; }
}