:root {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #172033;
  background: #f5f7fb;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
}

.hero {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem;
  background: radial-gradient(circle at top left, #dce8ff, transparent 42%), #f5f7fb;
}

.card {
  width: min(680px, 100%);
  padding: clamp(2rem, 6vw, 4.5rem);
  border: 1px solid #e1e6ef;
  border-radius: 28px;
  background: rgba(255,255,255,.88);
  box-shadow: 0 24px 70px rgba(24, 39, 75, .10);
}

.eyebrow {
  margin: 0 0 1rem;
  font-size: .75rem;
  font-weight: 750;
  letter-spacing: .16em;
  color: #56647a;
}

h1 {
  margin: 0;
  font-size: clamp(2.5rem, 8vw, 5rem);
  line-height: .98;
  letter-spacing: -.055em;
}

.intro {
  max-width: 34rem;
  margin: 1.5rem 0 2rem;
  font-size: 1.15rem;
  line-height: 1.65;
  color: #596579;
}

.button {
  display: inline-block;
  padding: .9rem 1.25rem;
  border-radius: 999px;
  background: #172033;
  color: white;
  font-weight: 700;
  text-decoration: none;
  transition: transform .15s ease, opacity .15s ease;
}

.button:hover {
  transform: translateY(-2px);
  opacity: .9;
}