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

body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 1.125rem;
  line-height: 1.5;
  color: #1a1a1a;
  background: #f5f5f5;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}

.hero {
  text-align: center;
  max-width: 32rem;
}

.hero h1 {
  margin: 0 0 0.5rem;
  font-size: 2rem;
  font-weight: 700;
}

.tagline {
  margin: 0 0 1.5rem;
  color: #555;
}

.cta {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  background: #0066cc;
  border-radius: 6px;
  text-decoration: none;
  transition: background 0.15s ease;
}

.cta:hover {
  background: #0052a3;
}

.footer {
  margin-top: 3rem;
  font-size: 0.875rem;
  color: #888;
}

.footer p {
  margin: 0;
}