:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #18232b;
  background: #f2f5f3;
  line-height: 1.6;
}

* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; }
a { color: #155d58; text-underline-offset: 0.2em; }
.shell { width: min(68rem, calc(100% - 2.5rem)); margin-inline: auto; }
header, footer { display: flex; justify-content: space-between; align-items: center; gap: 1.5rem; padding-block: 1.5rem; }
header { border-bottom: 1px solid #ccd7d2; }
footer { margin-top: 4rem; border-top: 1px solid #ccd7d2; color: #52635f; font-size: 0.9rem; }
.brand { color: #18232b; font-weight: 750; letter-spacing: -0.02em; text-decoration: none; }
.hero { padding-block: clamp(4rem, 11vw, 8rem); }
.page { max-width: 48rem; padding-block: clamp(3rem, 9vw, 6rem); }
.eyebrow { margin: 0 0 0.75rem; color: #27776f; font-size: 0.78rem; font-weight: 750; letter-spacing: 0.13em; text-transform: uppercase; }
h1 { max-width: 14ch; margin: 0; font-size: clamp(2.6rem, 8vw, 5.8rem); line-height: 0.98; letter-spacing: -0.055em; }
.page h1 { max-width: 18ch; font-size: clamp(2.25rem, 6vw, 4.2rem); }
.lede { max-width: 42rem; margin: 2rem 0 0; font-size: clamp(1.1rem, 2vw, 1.35rem); color: #40514d; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 4rem; background: #bcc9c4; border: 1px solid #bcc9c4; }
article { padding: 1.5rem; background: #f8faf9; }
h2 { margin: 0 0 0.5rem; font-size: 1rem; }
article p, .page p { color: #52635f; }
@media (max-width: 44rem) {
  .grid { grid-template-columns: 1fr; }
  footer { align-items: flex-start; flex-direction: column; }
}