:root {
  color-scheme: light;
  --ink: #1f2933;
  --muted: #5f6b76;
  --line: #dde3ea;
  --paper: #f7f8f5;
  --panel: #ffffff;
  --accent: #2f6f5e;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

.page-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 20px;
}

.intro {
  width: min(680px, 100%);
  padding: 34px 36px;
  background: var(--panel);
  border: 1px solid var(--line);
}

.eyebrow {
  margin: 0 0 12px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0;
  color: var(--accent);
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: 1.9rem;
  line-height: 1.18;
  letter-spacing: 0;
}

p {
  max-width: 52ch;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.65;
}

@media (max-width: 520px) {
  .page-shell {
    place-items: start stretch;
    padding: 18px;
  }

  .intro {
    padding: 24px 22px;
  }

  h1 {
    font-size: 1.55rem;
  }
}