body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background: #f9f9f9;
  color: #333;
}

header {
  background-color: #4e63d7;
  color: #fff;
  padding: 2rem 1rem;
  text-align: center;
}

main {
  padding: 2rem;
  max-width: 1000px;
  margin: auto;
}

.intro, .cta {
  text-align: center;
  margin-bottom: 2.5rem;
}

.features {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: space-between;
}

.card {
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.05);
  padding: 1.5rem;
  flex: 1 1 30%;
  min-width: 250px;
}

.button {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background-color: #4e63d7;
  color: #fff;
  text-decoration: none;
  border-radius: 5px;
  margin-top: 1rem;
}

footer {
  text-align: center;
  padding: 1rem;
  background: #eaeaea;
  color: #666;
  font-size: 0.9rem;
}