.stat-card {
  border-left: 4px solid #28a745;
  border-radius: 10px;
  padding: 20px;
  background-color: #fff;
  box-shadow: 0 0 10px rgba(0,0,0,0.05);
  height: 100%;
}

.stat-card.paid {
  border-left-color: #001f54;
}

.stat-card.unpaid {
  border-left-color: #dc3545;
}

.text-small {
  font-size: 0.85rem;
  color: #6c757d;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: bold;
}