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

body {
  font-family: 'Inter', sans-serif;
  background-color: #f9fafb;
  color: #1f2937;
  line-height: 1.6;
  padding: 0 1rem;
}

header {
  display: flex;
  flex-direction: column; /* empilha os elementos */
  align-items: center;    /* centraliza horizontalmente */
  justify-content: center;
  padding: 2rem 1rem;
  background-color: #1e3a8a;
  color: white;
  text-align: center;
}

.logo {
  max-height: 80px; /* aumentei um pouco para destacar */
  margin-bottom: 1rem;
}

header h1 {
  font-size: 2rem;
  margin: 0;
}

.section-title {
  font-size: 1.8rem;
  margin: 3rem 0 1rem;
  text-align: center;
  color: #111827;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  padding: 1rem;
}

.card {
  background-color: white;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  padding: 2rem;
  transition: transform 0.3s ease;
}

.card:hover {
  transform: translateY(-4px);
}

.card h3 {
  color: #1e40af;
  margin-bottom: 0.5rem;
}

footer {
  text-align: center;
  padding: 2rem 1rem;
  font-size: 0.9rem;
  color: #6b7280;
  background-color: #f3f4f6;
  margin-top: 3rem;
}

a {
  color: #2563eb;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}