*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: #f8f9fa;
  color: #1a1a2e;
}

main {
  text-align: center;
  padding: 2rem;
}

h1 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.tagline {
  font-size: 1.25rem;
  color: #6c757d;
  font-weight: 400;
}