:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #0d1715;
  color: #f5f1e8;
}

* { box-sizing: border-box; }

body {
  min-height: 100vh;
  margin: 0;
  display: grid;
  grid-template-rows: 1fr auto;
  background:
    radial-gradient(circle at 15% 15%, rgba(194, 151, 71, .18), transparent 30rem),
    linear-gradient(145deg, #13231f, #09100f 70%);
}

.shell {
  width: min(70rem, 100%);
  margin: auto;
  padding: 3rem 1.25rem;
}

.card {
  max-width: 48rem;
  padding: clamp(2rem, 7vw, 5rem);
  border: 1px solid rgba(245, 241, 232, .14);
  border-radius: 1.25rem;
  background: rgba(12, 23, 20, .72);
  box-shadow: 0 2rem 5rem rgba(0, 0, 0, .3);
  backdrop-filter: blur(10px);
}

.eyebrow {
  margin: 0 0 1rem;
  color: #d8ae62;
  font-size: .8rem;
  font-weight: 750;
  letter-spacing: .18em;
  text-transform: uppercase;
}

h1 {
  max-width: 11ch;
  margin: 0;
  font-size: clamp(3rem, 9vw, 6.5rem);
  line-height: .94;
  letter-spacing: -.055em;
}

.intro {
  max-width: 38rem;
  margin: 2rem 0;
  color: #c8d0cc;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  line-height: 1.7;
}

.button {
  display: inline-block;
  padding: .9rem 1.2rem;
  border-radius: .45rem;
  background: #d8ae62;
  color: #101714;
  font-weight: 750;
  text-decoration: none;
}

.button:hover, .button:focus-visible { background: #efc779; }

footer {
  padding: 1.25rem;
  color: #89958f;
  font-size: .85rem;
  text-align: center;
}

footer p { margin: 0; }