body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: #f5f5f7;
  color: #1d1d1f;
}

.hero {
  text-align: center;
  padding: 80px 20px;
}

.logo {
  width: 90px;
  margin-bottom: 20px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(260px,1fr));
  gap: 30px;
  padding: 40px;
  max-width: 1100px;
  margin: auto;
}

.card {
  background: white;
  border-radius: 20px;
  padding: 20px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.06);
  transition: 0.3s;
}

.card:hover {
  transform: translateY(-5px);
}

.card img {
  width: 100%;
  border-radius: 12px;
  margin-bottom: 15px;
}

footer {
  text-align: center;
  padding: 40px;
  color: #6e6e73;
}