:root {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #172139;
  background: #f5f6fa;
  font-synthesis: none;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 24px;
  background: radial-gradient(ellipse at 50% 0%, #e4e9ff, transparent 65%);
}

.card {
  width: min(100%, 640px);
  padding: clamp(32px, 7vw, 72px) clamp(20px, 5vw, 48px);
  text-align: center;
  background: #fff;
  border: 1px solid #e5e8f0;
  border-radius: 28px;
  box-shadow: 0 24px 80px #1721390a;
}

.spark { color: #5965d8; font-size: 48px; }
.eyebrow {
  margin: 24px 0 16px;
  color: #596174;
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
h1 {
  margin: 0;
  font-size: clamp(36px, 8vw, 64px);
  line-height: 1.1;
  letter-spacing: -0.055em;
}
h1 span { color: #5965d8; }
.intro { margin: 24px 0 0; color: #596174; font-size: 18px; line-height: 1.7; }
.divider { width: 32px; height: 2px; margin: 32px auto; background: #dce0f5; }
.note { margin: 0; color: #687084; font-size: 13px; line-height: 1.6; }