/* OOCSS Implementation */
.demo-card {
  display: flex;
  flex-direction: column;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  transition: all 0.2s ease;
  margin: 10px;
  max-width: 300px;
}

.demo-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.demo-card__header {
  padding: 1rem;
  font-weight: bold;
}

.demo-card__body {
  padding: 1rem;
  flex: 1;
}

.demo-card__footer {
  padding: 1rem;
  text-align: center;
}

/* Skins */
.demo-card--primary {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.demo-card--success {
  background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
  color: white;
}

.demo-card--warning {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  color: white;
}

.demo-btn {
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 500;
  transition: all 0.2s ease;
  text-decoration: none;
  display: inline-block;
}

.demo-btn--white {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.demo-btn--white:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: scale(1.05);
}

.demo-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}