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

body {
  font-family: 'Inter', sans-serif;
  background-color: #f7f9fb;
  color: #333;
  line-height: 1.6;
}

.container {
  max-width: 1000px;
  margin: auto;
  padding: 40px 20px;
}

header {
  background: linear-gradient(135deg, #0077b6, #0096c7);
  color: white;
  padding: 60px 20px;
  text-align: center;
}

header h1 {
  font-size: 2.5rem;
}

nav {
  margin-top: 20px;
}

nav a {
  margin: 0 15px;
  color: white;
  text-decoration: none;
  font-weight: 600;
}

section h2 {
  font-size: 2rem;
  margin-bottom: 20px;
  text-align: center;
}

.cards {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
}

.card {
  background: white;
  padding: 20px;
  border-radius: 10px;
  width: 280px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  text-align: center;
  transition: transform 0.2s ease;
}

.card:hover {
  transform: scale(1.03);
}

footer {
  background-color: #0077b6;
  color: white;
  text-align: center;
  padding: 20px;
}