/* UI Style 0 - Layout Variant E */
:root {
  --primary-color: #3498db;
  --secondary-color: #2ecc71;
  --danger-color: #e74c3c;
  --dark-color: #2c3e50;
  --light-bg: #ecf0f1;
}

body {
  font-size: 16px;
}

.container {
  padding-top: 20px;
  padding-bottom: 20px;
}

.card {
  position: relative;
  transition: all 0.3s ease;
}

.card:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

section {
  animation: fadeIn 0.6s ease-in;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

a {
  transition: all 0.3s ease;
}

button, .btn {
  background: var(--primary-color);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 5px;
  cursor: pointer;
  transition: background 0.3s ease;
}

button:hover, .btn:hover {
  background: #2980b9;
}

@media (max-width: 768px) {
  .container {
    padding-left: 15px;
    padding-right: 15px;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 24px !important;
  }

  h2 {
    font-size: 20px !important;
  }
}