/**
 * Components CSS - Shared component styles
 */

/* Loading spinner */
.spinner {
  display: inline-block;
  width: 40px;
  height: 40px;
  border: 4px solid var(--color-gray-200);
  border-top-color: var(--color-primary);
  border-radius: var(--radius-full);
  animation: spin 0.8s linear infinite;
}

.spinner-sm {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

.spinner-lg {
  width: 60px;
  height: 60px;
  border-width: 6px;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.badge-success {
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--color-success);
}

.badge-warning {
  background-color: rgba(245, 158, 11, 0.1);
  color: var(--color-warning);
}

.badge-danger {
  background-color: rgba(239, 68, 68, 0.1);
  color: var(--color-danger);
}

.badge-info {
  background-color: rgba(6, 182, 212, 0.1);
  color: var(--color-info);
}

.badge-gray {
  background-color: var(--color-gray-100);
  color: var(--color-gray-600);
}

/* Empty state */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl);
  text-align: center;
  color: var(--color-gray-500);
}

.empty-state-icon {
  width: 64px;
  height: 64px;
  margin-bottom: var(--space-lg);
  color: var(--color-gray-300);
}

.empty-state-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-700);
  margin-bottom: var(--space-sm);
}

.empty-state-text {
  margin-bottom: var(--space-lg);
}

/* Error message */
.error-message {
  padding: var(--space-md);
  background-color: rgba(239, 68, 68, 0.1);
  border-left: 4px solid var(--color-danger);
  border-radius: var(--radius-md);
  color: var(--color-danger);
  margin-bottom: var(--space-lg);
}

/* Loading state */
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl);
  gap: var(--space-lg);
}

.loading-text {
  color: var(--color-gray-600);
  font-size: var(--font-size-sm);
}

/* Back button */
.back-button {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  color: var(--color-gray-700);
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.back-button:hover {
  background-color: var(--color-gray-50);
  border-color: var(--color-gray-400);
  text-decoration: none;
}

/* Section */
.section {
  margin-bottom: var(--space-xl);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
}

.section-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-900);
  margin: 0;
}

.section-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  margin-top: var(--space-xs);
}

/* Collapsible */
.collapsible {
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.collapsible-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md);
  background-color: var(--color-gray-50);
  cursor: pointer;
  transition: background-color var(--transition-fast);
  user-select: none;
}

.collapsible-header:hover {
  background-color: var(--color-gray-100);
}

.collapsible-title {
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-900);
}

.collapsible-icon {
  transition: transform var(--transition-base);
}

.collapsible-icon.expanded {
  transform: rotate(180deg);
}

.collapsible-content {
  padding: var(--space-md);
  background-color: var(--color-white);
}

.collapsible-content[hidden] {
  display: none;
}

/* Data display */
.data-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
}

.data-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.data-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-600);
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.data-value {
  font-size: var(--font-size-base);
  color: var(--color-gray-900);
  font-weight: var(--font-weight-medium);
}

/* Receipt image */
.receipt-image {
  width: 100%;
  max-width: 600px;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  margin: 0 auto;
  display: block;
}

.receipt-thumbnail {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

/* Confidence visualization */
.confidence-bar {
  width: 100%;
  height: 8px;
  background-color: var(--color-gray-200);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.confidence-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
}

.confidence-bar-fill.high {
  background-color: var(--color-confidence-high);
}

.confidence-bar-fill.medium {
  background-color: var(--color-confidence-medium);
}

.confidence-bar-fill.low {
  background-color: var(--color-confidence-low);
}

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
}

.pagination-button {
  padding: var(--space-sm) var(--space-md);
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  color: var(--color-gray-700);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.pagination-button:hover:not(:disabled) {
  background-color: var(--color-gray-50);
  border-color: var(--color-gray-400);
}

.pagination-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.pagination-info {
  padding: var(--space-sm) var(--space-md);
  color: var(--color-gray-600);
  font-size: var(--font-size-sm);
}

/* Modal overlay */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: var(--space-lg);
  animation: fadeIn var(--transition-base);
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.modal {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  max-width: 800px;
  max-height: 90vh;
  width: 100%;
  overflow: auto;
  animation: slideUp var(--transition-base);
}

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

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg);
  border-bottom: 1px solid var(--color-gray-200);
}

.modal-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  margin: 0;
}

.modal-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-gray-500);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.modal-close:hover {
  background-color: var(--color-gray-100);
  color: var(--color-gray-700);
}

.modal-body {
  padding: var(--space-lg);
}