/* The app's palette: deep teal ground, aquatic mint foreground, a warm amber glow. */
:root {
  --teal: #166d6d;
  --teal-deep: #125656;
  --teal-deeper: #0d4444;
  --mint: #aeeeee;
  --mint-dim: #7fbfbf;
  --amber: #f4c095;
  --ink: #eaf7f7;
  --ink-secondary: rgba(174, 238, 238, 0.78);
  --rule: rgba(255, 255, 255, 0.12);
}

* { box-sizing: border-box; }

html { background: var(--teal-deeper); }

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(180deg, var(--teal) 0%, var(--teal-deep) 45%, var(--teal-deeper) 100%);
  background-attachment: fixed;
  color: var(--ink);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

main {
  max-width: 40rem;
  margin: 0 auto;
  padding: 3rem 1.25rem 4rem;
}

header { margin-bottom: 2.5rem; }

h1 {
  margin: 0 0 0.25rem;
  font-size: 2.25rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.tagline {
  margin: 0;
  font-size: 1.15rem;
  color: var(--ink-secondary);
}

h2 {
  margin: 2.25rem 0 0.6rem;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--mint);
}

p, li { color: var(--ink-secondary); }
p { margin: 0 0 1rem; }
strong { color: var(--ink); font-weight: 600; }
ul { padding-left: 1.25rem; margin: 0 0 1rem; }
li { margin-bottom: 0.4rem; }

a { color: var(--amber); text-decoration: none; }
a:hover, a:focus { text-decoration: underline; }

.meta { font-size: 0.9rem; color: var(--mint-dim); }

.lede { font-size: 1.15rem; color: var(--ink); }

.glyph {
  width: 72px;
  height: 72px;
  margin-bottom: 1.25rem;
  display: block;
}

nav.site {
  display: flex;
  gap: 1.25rem;
  padding-top: 2.5rem;
  margin-top: 3rem;
  border-top: 1px solid var(--rule);
  font-size: 0.95rem;
}

footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
  font-size: 0.9rem;
  color: var(--mint-dim);
}

@media (max-width: 480px) {
  body { font-size: 16px; }
  h1 { font-size: 1.9rem; }
  main { padding-top: 2rem; }
}