/**
 * Card Component
 * Modern card design with consistent styling
 */

.card {
  background: var(--surface-primary);
  border: var(--border-width-thin) solid var(--border-primary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--duration-normal) var(--ease-out);
  overflow: hidden;
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card-header {
  padding: var(--space-4) var(--space-5);
  background: linear-gradient(135deg, rgba(31, 41, 55, 0.05) 0%, rgba(17, 24, 39, 0.05) 100%);
  border-bottom: var(--border-width-thin) solid var(--border-primary);
}

.card-header h5,
.card-header h6 {
  margin: 0;
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.card-header h5 i,
.card-header h6 i {
  color: var(--color-primary-500);
  font-size: var(--font-size-lg);
}

.card-body {
  padding: var(--space-5);
}

.card-footer {
  padding: var(--space-4) var(--space-5);
  background: linear-gradient(135deg, rgba(31, 41, 55, 0.03) 0%, rgba(17, 24, 39, 0.03) 100%);
  border-top: var(--border-width-thin) solid var(--border-primary);
}

/* Card Variants */
.card-primary {
  border-color: var(--color-primary-200);
  box-shadow: 0 4px 6px rgba(220, 38, 38, 0.1);
}

.card-primary .card-header {
  background: linear-gradient(135deg, rgba(220, 38, 38, 0.1) 0%, rgba(153, 27, 27, 0.05) 100%);
  border-bottom-color: var(--color-primary-200);
}

.card-secondary {
  border-color: var(--color-secondary-200);
  box-shadow: 0 4px 6px rgba(59, 130, 246, 0.1);
}

.card-secondary .card-header {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(29, 78, 216, 0.05) 100%);
  border-bottom-color: var(--color-secondary-200);
}

.card-success {
  border-color: var(--color-success-200);
  box-shadow: 0 4px 6px rgba(34, 197, 94, 0.1);
}

.card-success .card-header {
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.1) 0%, rgba(21, 128, 61, 0.05) 100%);
  border-bottom-color: var(--color-success-200);
}

.card-warning {
  border-color: var(--color-warning-200);
  box-shadow: 0 4px 6px rgba(251, 146, 60, 0.1);
}

.card-warning .card-header {
  background: linear-gradient(135deg, rgba(251, 146, 60, 0.1) 0%, rgba(234, 88, 12, 0.05) 100%);
  border-bottom-color: var(--color-warning-200);
}

/* Loading Card State */
.card-loading {
  position: relative;
  pointer-events: none;
  opacity: 0.7;
}

.card-loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-primary);
  border-top-color: var(--color-primary-500);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .card-header {
    padding: var(--space-3) var(--space-4);
  }

  .card-body {
    padding: var(--space-4);
  }

  .card-footer {
    padding: var(--space-3) var(--space-4);
  }
}