:root {
  color-scheme: light dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #07171b;
  color: #e9fbfa;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 85% 0%, #176d73 0, transparent 34rem),
    linear-gradient(160deg, #07171b 0%, #0c292d 100%);
}

main {
  width: min(100% - 2rem, 54rem);
  margin: 0 auto;
  padding: 4rem 0 5rem;
}

.hero {
  padding: clamp(1.5rem, 5vw, 3.5rem);
  border: 1px solid #4baeb0;
  border-radius: 1.5rem;
  background: #0d3035;
  box-shadow: 0 1.5rem 5rem #0008;
}

.eyebrow {
  margin: 0 0 1rem;
  color: #88e3df;
  font-size: .82rem;
  font-weight: 750;
  letter-spacing: .09em;
  text-transform: uppercase;
}

h1 {
  max-width: 13ch;
  margin: 0;
  font-size: clamp(2.4rem, 8vw, 5rem);
  line-height: .95;
  letter-spacing: -.045em;
}

.lead {
  max-width: 42rem;
  margin: 1.5rem 0 0;
  color: #ccebea;
  font-size: 1.15rem;
  line-height: 1.65;
}

section {
  margin-top: 1.25rem;
  padding: clamp(1.25rem, 4vw, 2rem);
  border: 1px solid #2d696d;
  border-radius: 1rem;
  background: #0a2327e8;
}

h2 {
  margin: 0 0 .75rem;
  color: #9ef2ed;
  font-size: 1.35rem;
}

p,
li {
  line-height: 1.65;
}

li + li {
  margin-top: .55rem;
}

a {
  color: #8ff7f0;
  text-underline-offset: .18em;
}

a:focus-visible {
  outline: 3px solid #ffca62;
  outline-offset: 4px;
}

.warning {
  padding: 1rem;
  border-left: .3rem solid #ffca62;
  background: #3a2a0f;
}

.evidence {
  margin-bottom: 0;
  color: #9fc2c1;
  font-size: .9rem;
}

@media (max-width: 36rem) {
  main {
    width: min(100% - 1rem, 54rem);
    padding-top: .5rem;
  }

  .hero,
  section {
    border-radius: .75rem;
  }
}