* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: radial-gradient(1200px 600px at 20% -20%, #16213e 0%, var(--bg) 55%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  line-height: 1.55;
}
a { color: inherit; text-decoration: none; }
h1, h2, h3 { margin: 0 0 .6rem; line-height: 1.2; }
p { margin: 0 0 1rem; color: var(--muted); }