/**
 * Components CSS - Shared Components
 * Componentes reutilizables
 */

/* Button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-md);
  font-weight: 500;
  font-size: var(--text-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  gap: var(--spacing-sm);
}

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

.btn-primary {
  background-color: var(--color-primary);
  color: white;
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-primary-hover);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: white;
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--color-secondary-hover);
}

.btn-success {
  background-color: var(--color-success);
  color: white;
}

.btn-error {
  background-color: var(--color-error);
  color: white;
}

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
}

.btn-outline:hover:not(:disabled) {
  background-color: var(--color-primary);
  color: white;
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-primary);
}

.btn-ghost:hover:not(:disabled) {
  background-color: var(--color-bg-tertiary);
}

.btn-sm {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: var(--text-xs);
}

.btn-lg {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--text-base);
}

.btn-icon {
  padding: var(--spacing-sm);
  aspect-ratio: 1;
}

.btn-icon.btn-sm {
  padding: var(--spacing-xs);
}

.btn-icon.btn-lg {
  padding: var(--spacing-md);
}

/* Card */
.card {
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-lg);
  overflow: hidden;
}

.card-header {
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-bg-tertiary);
  margin-bottom: var(--spacing-md);
}

.card-title {
  font-size: var(--text-lg);
  font-weight: 600;
  margin: 0;
}

.card-body {
  flex: 1;
}

.card-footer {
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-bg-tertiary);
  margin-top: var(--spacing-md);
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-primary {
  background-color: var(--color-primary);
  color: white;
}

.badge-secondary {
  background-color: var(--color-secondary);
  color: white;
}

.badge-success {
  background-color: var(--color-success);
  color: white;
}

.badge-error {
  background-color: var(--color-error);
  color: white;
}

.badge-warning {
  background-color: var(--color-warning);
  color: white;
}

.badge-sm {
  padding: 0.125rem 0.375rem;
  font-size: 0.6875rem;
}

.badge-lg {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--text-sm);
}

/* Alert */
.alert {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
}

.alert-primary {
  background-color: rgba(37, 99, 235, 0.1);
  border-left: 4px solid var(--color-primary);
  color: var(--color-primary);
}

.alert-secondary {
  background-color: rgba(100, 116, 139, 0.1);
  border-left: 4px solid var(--color-secondary);
  color: var(--color-secondary);
}

.alert-success {
  background-color: rgba(34, 197, 94, 0.1);
  border-left: 4px solid var(--color-success);
  color: var(--color-success);
}

.alert-error {
  background-color: rgba(239, 68, 68, 0.1);
  border-left: 4px solid var(--color-error);
  color: var(--color-error);
}

.alert-warning {
  background-color: rgba(245, 158, 11, 0.1);
  border-left: 4px solid var(--color-warning);
  color: var(--color-warning);
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: var(--z-modal-backdrop);
  display: none;
  align-items: center;
  justify-content: center;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  display: none;
  position: relative;
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  max-width: 90vw;
  max-height: 90vh;
  overflow: auto;
  z-index: var(--z-modal);
}

.modal.active {
  display: flex;
  flex-direction: column;
}

.modal-sm {
  max-width: 400px;
}

.modal-md {
  max-width: 600px;
}

.modal-lg {
  max-width: 800px;
}

.modal-xl {
  max-width: 1200px;
}

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

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

.modal-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--color-bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--spacing-md);
}

/* Toast/Notification */
.toast {
  position: fixed;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-md);
  background: var(--color-bg-primary);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-tooltip);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }

  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.toast-success {
  border-left: 4px solid var(--color-success);
}

.toast-error {
  border-left: 4px solid var(--color-error);
}

.toast-warning {
  border-left: 4px solid var(--color-warning);
}

.toast-info {
  border-left: 4px solid var(--color-info);
}

/* Loading Spinner */
.spinner {
  width: 1.5rem;
  height: 1.5rem;
  border: 2px solid var(--color-bg-tertiary);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.spinner-sm {
  width: 1rem;
  height: 1rem;
}

.spinner-lg {
  width: 2rem;
  height: 2rem;
}

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

/* Input */
.input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--color-bg-tertiary);
  border-radius: var(--radius-md);
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-size: var(--text-sm);
  transition: border-color var(--transition-fast);
}

.input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.input:disabled {
  background: var(--color-bg-secondary);
  cursor: not-allowed;
}

.input-error {
  border-color: var(--color-error);
}

.input-error:focus {
  border-color: var(--color-error);
}

.input-label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
}

.input-error-message {
  margin-top: var(--spacing-xs);
  font-size: var(--text-xs);
  color: var(--color-error);
}

/* Checkbox & Radio */
.checkbox,
.radio {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
}

.checkbox input,
.radio input {
  width: 1rem;
  height: 1rem;
  accent-color: var(--color-primary);
}

/* Divider */
.divider {
  height: 1px;
  background-color: var(--color-bg-tertiary);
  margin: var(--spacing-lg) 0;
}

.divider-vertical {
  width: 1px;
  height: 100%;
  background-color: var(--color-bg-tertiary);
  margin: 0 var(--spacing-lg);
}

/* Avatar */
.avatar {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background-color: var(--color-bg-tertiary);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: var(--color-text-secondary);
}

.avatar-sm {
  width: 2rem;
  height: 2rem;
  font-size: var(--text-sm);
}

.avatar-lg {
  width: 3rem;
  height: 3rem;
  font-size: var(--text-lg);
}

.avatar-xl {
  width: 4rem;
  height: 4rem;
  font-size: var(--text-xl);
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Dropdown */
.dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 12rem;
  background: var(--color-bg-primary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-dropdown);
  padding: var(--spacing-xs) 0;
  margin-top: var(--spacing-xs);
}

.dropdown-item {
  padding: var(--spacing-sm) var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.dropdown-item:hover {
  background-color: var(--color-bg-tertiary);
}

.dropdown-item:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.dropdown-divider {
  height: 1px;
  background-color: var(--color-bg-tertiary);
  margin: var(--spacing-xs) 0;
}

/* Empty State */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-16) var(--space-8);
  text-align: center;
}

.empty-state__icon {
  width: 80px;
  height: 80px;
  margin-bottom: var(--space-6);
  color: var(--color-gray-300);
}

.empty-state__icon svg {
  width: 100%;
  height: 100%;
}

.empty-state__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-900);
  margin: 0 0 var(--space-2) 0;
}

.empty-state__description {
  font-size: var(--font-size-base);
  color: var(--color-gray-500);
  max-width: 400px;
  margin: 0 0 var(--space-6) 0;
  line-height: var(--line-height-relaxed);
}

.empty-state__action {
  margin-top: var(--space-4);
}

.empty-state--compact {
  padding: var(--space-8) var(--space-4);
}

.empty-state--compact .empty-state__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-4);
}

.empty-state--compact .empty-state__title {
  font-size: var(--font-size-base);
}

.empty-state--compact .empty-state__description {
  font-size: var(--font-size-sm);
}

.empty-state--table {
  padding: var(--space-16) var(--space-8);
  background: var(--color-gray-50);
  border: 2px dashed var(--color-gray-200);
  border-radius: var(--radius-lg);
  margin: var(--space-4);
}

.empty-state--search {
  padding: var(--space-10) var(--space-6);
}

/* Loading State */
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  text-align: center;
}

.loading-state__spinner {
  margin-bottom: 1rem;
}

.loading-state__text {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

.loading-state--inline {
  display: inline-flex;
  flex-direction: row;
  padding: 0.5rem 1rem;
}

.loading-state--inline .spinner {
  margin-right: 0.75rem;
}

/* Button Loading State */
.btn--loading {
  position: relative;
  color: transparent !important;
  pointer-events: none;
}

.btn--loading .btn__text {
  opacity: 0;
}

.btn--loading .spinner {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-color: rgba(255, 255, 255, 0.3);
  border-top-color: var(--color-white);
}

.btn--outline.btn--loading .spinner {
  border-color: rgba(255, 107, 53, 0.3);
  border-top-color: var(--color-primary);
}