:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #16233b;
  background: #eef3f9;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at top left, rgba(52, 112, 255, 0.16), transparent 35%),
    #eef3f9;
}

.card {
  width: min(100%, 620px);
  padding: clamp(32px, 7vw, 64px);
  border: 1px solid rgba(22, 35, 59, 0.08);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 24px 70px rgba(29, 48, 84, 0.14);
  text-align: center;
}

.eyebrow {
  display: inline-block;
  padding: 7px 11px;
  border-radius: 999px;
  color: #1746a2;
  background: #e7efff;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

h1 {
  margin: 24px 0 12px;
  font-size: clamp(2rem, 7vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

p {
  margin: 0 auto;
  max-width: 46ch;
  color: #536078;
  font-size: 1.05rem;
  line-height: 1.7;
}

button {
  margin-top: 30px;
  border: 0;
  border-radius: 12px;
  padding: 14px 22px;
  color: #fff;
  background: #245eea;
  box-shadow: 0 10px 24px rgba(36, 94, 234, 0.28);
  font: inherit;
  font-weight: 750;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease;
}

button:hover {
  background: #1749c4;
  transform: translateY(-2px);
}

button:focus-visible {
  outline: 3px solid #91adff;
  outline-offset: 4px;
}

.confirmation {
  min-height: 1.7em;
  margin-top: 18px;
  color: #167044;
  font-weight: 700;
}