:root {
  --ink: #10161d;
  --muted: #4d5a68;
  --line: #e3e8ee;
  --accent: #0b6b4f;
  --bg: #f7f9fb;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
main {
  max-width: 720px;
  margin: 0 auto;
  padding: 56px 24px 40px;
}
header { border-bottom: 1px solid var(--line); padding-bottom: 24px; margin-bottom: 8px; }
.eyebrow {
  margin: 0 0 6px;
  font-size: 13px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}
h1 { margin: 0 0 10px; font-size: 34px; line-height: 1.2; letter-spacing: -.01em; }
.tagline { margin: 0; color: var(--muted); font-size: 18px; }
h2 { font-size: 20px; margin: 34px 0 10px; letter-spacing: -.01em; }
p { margin: 10px 0; }
ul { margin: 10px 0; padding-left: 22px; }
li { margin: 6px 0; }
a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
a:hover { opacity: .82; }
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: .9em;
  background: #eef2f6;
  padding: 1px 6px;
  border-radius: 5px;
}
footer {
  margin-top: 44px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 15px;
}
footer p { margin: 4px 0; }