.transaction-card {
  border: 1px solid #e5e5e5;
  border-radius: 0.5rem;
  background: #fff;
}

.transaction-card:hover {
  border-color: #d0d0d0;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
  transition: all 0.2s ease;
}