/* One stylesheet, served from this origin. No fonts, scripts, analytics or
   images are fetched from anywhere — a privacy policy that phones out to a
   third party contradicts the page it is styling. */

:root {
  color-scheme: light dark;
  --ink: #1a1d21;
  --ink-soft: #52585f;
  --page: #fdfdfc;
  --rule: #e2e0dc;
  --link: #1f6f5c;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #e8e6e3;
    --ink-soft: #a3a8ae;
    --page: #16181a;
    --rule: #2e3236;
    --link: #6fc0a8;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 3rem 1.5rem 5rem;
  background: var(--page);
  color: var(--ink);
  font: 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}

main {
  max-width: 40em;
  margin: 0 auto;
}

h1 {
  font-size: 2rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
}

h2 {
  font-size: 1.2rem;
  letter-spacing: -0.01em;
  margin: 2.5rem 0 0.75rem;
}

p, li { color: var(--ink); }

ul { padding-left: 1.25rem; }

li { margin-bottom: 0.5rem; }

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

a:hover { text-decoration: none; }

strong { font-weight: 600; }

.effective,
.footer {
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.effective { margin: 0 0 2.5rem; }

.footer {
  margin-top: 4rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
}

.footer a + a { margin-left: 1.25rem; }

/* The landing page only. */
.lede {
  font-size: 1.15rem;
  color: var(--ink-soft);
  margin-bottom: 2.5rem;
}