:root {
  color-scheme: light;
  --paper: #ffffff;
  --ink: #48564B;
  --line: rgba(0, 0, 0, 0.22);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--paper);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Georgia, "Times New Roman", serif;
}

.story {
  width: min(820px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(3rem, 8vw, 6rem) 0;
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--ink);
  font: 700 0.74rem/1.2 Arial, sans-serif;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2.8rem, 7vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.035em;
}

.scientific {
  margin: 1rem 0 0;
  color: var(--ink);
  font-size: 1.3rem;
}

.subtitle {
  margin: 0.35rem 0 2.5rem;
  color: var(--ink);
  font: 600 1.15rem/1.4 Arial, sans-serif;
}

.body-copy {
  display: grid;
  gap: 1.3rem;
  color: var(--ink);
  font-size: 1.18rem;
  line-height: 1.75;
}

.body-copy p {
  margin: 0;
}

.facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: 3rem;
  border-top: 1px solid var(--line);
}

.facts div {
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--line);
}

.facts div:nth-child(odd) {
  padding-right: 1.5rem;
}

.facts div:nth-child(even) {
  padding-left: 1.5rem;
  border-left: 1px solid var(--line);
}

dt {
  margin-bottom: 0.35rem;
  color: var(--ink);
  font: 700 0.72rem/1.2 Arial, sans-serif;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

dd {
  margin: 0;
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.45;
}

@media (max-width: 700px) {
  .body-copy {
    font-size: 1.05rem;
  }

  .facts {
    grid-template-columns: 1fr;
  }

  .facts div:nth-child(odd),
  .facts div:nth-child(even) {
    padding: 1rem 0;
    border-left: 0;
  }
}