:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #061713;
  color: #e8f7f1;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 90% 5%, rgba(41, 169, 132, .22), transparent 35rem),
    #061713;
}

main {
  width: min(760px, calc(100% - 40px));
  margin: 0 auto;
  padding: 12vh 0 8vh;
}

.eyebrow {
  color: #75d9bb;
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .18em;
}

h1 {
  max-width: 760px;
  margin: .5rem 0 1.4rem;
  font-size: clamp(2.6rem, 8vw, 5.4rem);
  line-height: .95;
  letter-spacing: -.055em;
}

.lead {
  max-width: 680px;
  color: #c4d8d1;
  font-size: clamp(1.15rem, 2.5vw, 1.45rem);
  line-height: 1.55;
}

section {
  margin-top: 2.4rem;
  padding: 1.4rem 1.5rem;
  border: 1px solid rgba(117, 217, 187, .16);
  border-radius: 18px;
  background: rgba(9, 33, 27, .72);
}

h2 { margin-top: 0; font-size: 1.05rem; }
p, li { color: #b9cec7; line-height: 1.65; }
li + li { margin-top: .45rem; }
code { color: #91e4cb; }
a { color: #7ee0c1; }
.footer { margin-top: 2rem; }