:root {
  --bg: #f6f5f2;
  --ink: #16181d;
  --ink-2: #4a4f5a;
  --line: #dcd9d2;
  --accent: #1f4fd1;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0e1015;
    --ink: #eef0f4;
    --ink-2: #a3a9b6;
    --line: #262a33;
    --accent: #7ea2ff;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 720px; margin: 0 auto; padding: 48px 16px 64px; }
h1 { font-size: 30px; line-height: 1.2; margin: 0 0 6px; letter-spacing: -0.01em; }
h2 { font-size: 19px; margin: 32px 0 8px; }
p, li { color: var(--ink-2); }
a { color: var(--accent); }
.marca { font-weight: 600; letter-spacing: -0.01em; color: var(--ink); text-decoration: none; }
.meta { font-size: 14px; color: var(--ink-2); }
nav { display: flex; gap: 16px; flex-wrap: wrap; border-bottom: 1px solid var(--line); padding-bottom: 12px; margin-bottom: 32px; font-size: 14px; }
footer { margin-top: 48px; padding-top: 16px; border-top: 1px solid var(--line); font-size: 14px; color: var(--ink-2); }