/**
 * Reusable UI Components
 * Buttons, forms, cards, modals, and other shared components
 */

/* Enhanced Button Styles */
.btn {
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-lg);
  padding: 0.75rem 1.5rem;
  border: 1px solid transparent;
  font-family: inherit;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: var(--font-size-base);
  line-height: 1.5;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.btn:active {
  transform: translateY(0);
}

/* Primary Button */
.btn-primary {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
  border-color: var(--primary-600);
  color: white;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-700), var(--primary-800));
  border-color: var(--primary-700);
}

/* Enhanced Form Controls */
.form-control, .form-select {
  border-radius: var(--radius-lg);
  border: 2px solid var(--border-color);
  padding: 0.75rem 1rem;
  font-size: var(--font-size-base);
  transition: all var(--transition-normal);
  background-color: var(--bg-primary);
  color: var(--text-primary);
}

.form-control:focus, .form-select:focus {
  border-color: var(--primary-500);
  box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.25);
  transform: translateY(-1px);
  outline: none;
}

/* Form Labels */
.form-label {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

/* Enhanced Card Styles */
.card {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  background-color: var(--bg-primary);
}

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

.card-header {
  background: linear-gradient(135deg, var(--gray-50), var(--gray-100));
  border-bottom: 1px solid var(--border-color);
  padding: 1.25rem;
  font-weight: var(--font-weight-semibold);
}

.card-body {
  padding: 1.5rem;
}

/* Enhanced Modal Styles */
.modal-content {
  border-radius: var(--radius-xl);
  border: none;
  box-shadow: var(--shadow-xl);
  background-color: var(--bg-primary);
}

.modal-header {
  border-bottom: 1px solid var(--border-color);
  padding: 1.5rem;
}

.modal-body {
  padding: 1.5rem;
}

.modal-footer {
  border-top: 1px solid var(--border-color);
  padding: 1.5rem;
}

/* Enhanced Badge Styles */
.badge {
  font-weight: var(--font-weight-medium);
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  transition: transform var(--transition-fast);
  cursor: pointer;
}

.badge:hover {
  transform: scale(1.05);
}

.badge-primary {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
  color: white;
}

.badge-success {
  background: linear-gradient(135deg, var(--success-500), #0d9488);
  color: white;
}

.badge-warning {
  background: linear-gradient(135deg, var(--warning-500), #d97706);
  color: white;
}

.badge-danger {
  background: linear-gradient(135deg, var(--danger-500), #dc2626);
  color: white;
}

/* Alert Styles */
.alert {
  border-radius: var(--radius-lg);
  border: none;
  padding: 1rem 1.5rem;
}

.alert-success {
  background: linear-gradient(135deg, #f0fdf4, #dcfce7);
  color: #16a34a;
  border-left: 4px solid var(--success-500);
}

.alert-warning {
  background: linear-gradient(135deg, #fffbeb, #fef3c7);
  color: #d97706;
  border-left: 4px solid var(--warning-500);
}

.alert-danger {
  background: linear-gradient(135deg, #fef2f2, #fecaca);
  color: #dc2626;
  border-left: 4px solid var(--danger-500);
}

.alert-info {
  background: linear-gradient(135deg, #eff6ff, #dbeafe);
  color: var(--primary-700);
  border-left: 4px solid var(--primary-500);
}

/* Loading Spinner */
.loading-spinner {
  border: 2px solid transparent;
  border-top: 2px solid var(--primary-500);
  border-radius: 50%;
  width: 16px;
  height: 16px;
  display: inline-block;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Enhanced Tooltip Styles */
.tooltip .tooltip-inner {
  background-color: var(--gray-900);
  color: white;
  border-radius: var(--radius-md);
  padding: 0.5rem 0.75rem;
  font-size: var(--font-size-sm);
  box-shadow: var(--shadow-lg);
}

.tooltip .tooltip-arrow::before {
  border-top-color: var(--gray-900);
  border-bottom-color: var(--gray-900);
}

/* Enhanced Popover Styles */
.popover {
  border: none;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  background-color: var(--bg-primary);
}

.popover-header {
  background: linear-gradient(135deg, var(--gray-50), var(--gray-100));
  border-bottom: 1px solid var(--border-color);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: 0.75rem 1rem;
  font-weight: var(--font-weight-semibold);
}

.popover-body {
  padding: 1rem;
  color: var(--text-secondary);
}

/* Dropdown Menu Enhancements */
.dropdown-menu {
  border: none;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: 0.5rem 0;
  background-color: var(--bg-primary);
}

.dropdown-item {
  padding: 0.75rem 1.5rem;
  transition: all var(--transition-fast);
  color: var(--text-secondary);
}

.dropdown-item:hover,
.dropdown-item:focus {
  background: linear-gradient(135deg, var(--primary-50), var(--primary-100));
  color: var(--primary-700);
}

.dropdown-divider {
  border-color: var(--border-color);
  margin: 0.5rem 0;
}

/* List Group Enhancements */
.list-group-item {
  border-color: var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.list-group-item:hover {
  background: linear-gradient(135deg, var(--gray-50), var(--gray-100));
}

.list-group-item.active {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
  border-color: var(--primary-600);
}

/* Accordion Enhancements */
.accordion-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-sm);
  background-color: var(--bg-primary);
}

.accordion-button {
  background: linear-gradient(135deg, var(--gray-50), var(--gray-100));
  border: none;
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  transition: all var(--transition-normal);
}

.accordion-button:focus {
  box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.25);
}

.accordion-button:not(.collapsed) {
  background: linear-gradient(135deg, var(--primary-50), var(--primary-100));
  color: var(--primary-700);
}

.accordion-body {
  padding: 1.5rem;
  color: var(--text-secondary);
}