:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #101522;
  color: #f6f7fb;
}

* { box-sizing: border-box; }

body {
  min-height: 100vh;
  margin: 0;
  display: grid;
  place-items: center;
  padding: 32px 20px;
  background:
    radial-gradient(ellipse at 50% 20%, rgba(93, 85, 255, .25), transparent 52%),
    #101522;
}

.card {
  width: min(100%, 720px);
  padding: clamp(32px, 8vw, 76px);
  text-align: center;
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 28px;
  background: rgba(255, 255, 255, .045);
  box-shadow: 0 24px 100px rgba(0, 0, 0, .25);
}

.eyebrow {
  margin: 0 0 24px;
  color: #a5a7ff;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .18em;
}

h1 {
  margin: 0;
  font-size: clamp(2.8rem, 10vw, 5.5rem);
  line-height: 1;
  letter-spacing: -.065em;
}

h1 span {
  color: #a5a7ff;
}

.intro {
  max-width: 480px;
  margin: 24px auto 32px;
  color: #b8bdcb;
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  line-height: 1.7;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-radius: 999px;
  background: #a5a7ff;
  color: #101522;
  font-weight: 700;
  text-decoration: none;
  transition: transform .2s ease, background .2s ease;
}

.button:hover {
  transform: translateY(-2px);
  background: #c5c6ff;
}

footer {
  position: fixed;
  inset: auto 16px 18px;
  color: #858b9d;
  font-size: .8rem;
  text-align: center;
}