body {
  font-family: Arial, sans-serif;
  margin: 0;
  background: #f5f5f5;
  color: #003366;
}

.page-container { padding: 20px; max-width: 1000px; margin: auto; }
h2 { text-align: center; color: #0072c6; }

.cards-showcase {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
  margin: 20px 0;
}

.card-item {
  background: white;
  border-radius: 12px;
  padding: 20px;
  width: 280px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  transition: transform 0.3s, box-shadow 0.3s;
}

.card-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 14px rgba(0,0,0,0.2);
}

.card-blue { border-top: 4px solid #0072c6; }
.card-green { border-top: 4px solid #28a745; }
.card-orange { border-top: 4px solid #ff9800; }

.btn-service {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 25px;
  background: #0072c6;
  color: white;
  text-decoration: none;
  font-weight: bold;
  border-radius: 8px;
  transition: background 0.3s;
}

.btn-service:hover { background: #005fa3; }

footer {
  text-align: center;
  padding: 15px;
  background: #003366;
  color: white;
  margin-top: 40px;
}