/* =========================================
   DATERO - Components
   Componentes reutilizables
   ========================================= */

/* =========================================
   1. GLASS CARD
   ========================================= */

.glass-card {
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.glass-card:hover {
  box-shadow: var(--shadow-lg);
}

/* =========================================
   2. BUTTONS
   ========================================= */

/* Auth Buttons */
.auth-btn {
  min-width: var(--touch-min);
  min-height: var(--touch-min);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  user-select: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
}

.auth-btn:hover {
  transform: scale(1.05);
}

.auth-btn:active {
  transform: scale(0.98);
}

/* Theme Toggle */
.theme-toggle {
  min-width: var(--touch-min);
  min-height: var(--touch-min);
  width: var(--touch-min);
  height: var(--touch-min);
  padding: var(--spacing-sm);
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
  -webkit-tap-highlight-color: transparent;
}

.theme-toggle svg {
  position: absolute;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.theme-toggle:hover {
  transform: scale(1.05) rotate(15deg);
}

/* Donate Buttons */
.donate-btn-navbar,
.donate-btn-footer {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  min-height: var(--touch-min);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  -webkit-tap-highlight-color: transparent;
}

.donate-btn-navbar:hover,
.donate-btn-footer:hover {
  transform: scale(1.05) translateY(-2px);
}

/* Primary Button */
.btn-primary {
  min-height: var(--touch-min);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--gradient-primary);
  color: white;
  font-size: var(--text-base);
  font-weight: var(--font-weight-bold);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-base);
  -webkit-tap-highlight-color: transparent;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-primary:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-xl);
}

.btn-primary:active {
  transform: scale(0.98);
}

/* Secondary Button */
.btn-secondary {
  min-height: var(--touch-min);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: transparent;
  color: var(--text-primary);
  font-size: var(--text-base);
  font-weight: var(--font-weight-semibold);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  -webkit-tap-highlight-color: transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-secondary:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  background: var(--accent-light);
}

/* =========================================
   3. SEARCH INPUT
   ========================================= */

.search-form {
  position: relative;
  width: 100%;
}

.search-input-group {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  transition: all var(--transition-base);
}

.search-input-group:focus-within {
  box-shadow: 0 0 0 3px var(--accent-light), var(--shadow-2xl);
}

.search-icon {
  position: absolute;
  left: var(--spacing-lg);
  color: var(--text-tertiary);
  transition: all var(--transition-base);
  width: 1.75rem;
  height: 1.75rem;
  flex-shrink: 0;
}

.search-input-group:focus-within .search-icon {
  color: var(--accent-primary);
  transform: scale(1.1);
}

.search-input {
  flex: 1;
  width: 100%;
  padding: var(--spacing-md) 4rem var(--spacing-md) 4rem;
  background: transparent;
  border: none;
  outline: none;
  font-size: var(--text-lg);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  transition: all var(--transition-base);
}

.search-input::placeholder {
  color: var(--text-tertiary);
}

.search-submit-btn {
  position: absolute;
  right: var(--spacing-xs);
  min-width: var(--touch-min);
  min-height: var(--touch-min);
  padding: var(--spacing-sm);
  background: var(--gradient-primary);
  color: white;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  -webkit-tap-highlight-color: transparent;
}

.search-submit-btn:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-xl);
}

.search-submit-btn:active {
  transform: scale(0.98);
}

.search-submit-btn svg {
  width: 1.5rem;
  height: 1.5rem;
}

/* Header Search (compact) */
.search-input-header {
  padding: var(--spacing-xs) var(--spacing-xl) var(--spacing-xs) var(--spacing-md);
  font-size: var(--text-sm);
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
  min-height: var(--touch-min);
}

.search-submit-btn-header {
  position: absolute;
  right: var(--spacing-xs);
  width: 2rem;
  height: 2rem;
  padding: var(--spacing-xs);
  background: var(--accent-primary);
  border-radius: var(--radius-full);
}

.search-submit-btn-header svg {
  width: 1rem;
  height: 1rem;
}

/* =========================================
   4. SUGGESTIONS DROPDOWN
   ========================================= */

.suggestions-dropdown {
  position: absolute;
  top: calc(100% + var(--spacing-sm));
  left: 0;
  right: 0;
  z-index: var(--z-dropdown);
  max-height: 20rem;
  overflow-y: auto;
  border-radius: var(--radius-2xl);
  background: var(--dropdown-bg);
  border: 1px solid var(--dropdown-border);
  box-shadow: var(--shadow-2xl);
  animation: slideUp 0.2s ease-out;
}

.suggestions-dropdown.hidden {
  display: none;
}

.suggestions-header {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-color);
}

.suggestion-item {
  padding: var(--spacing-md);
  cursor: pointer;
  transition: background-color var(--transition-fast);
  border-bottom: 1px solid var(--border-color);
  min-height: var(--touch-min);
  display: flex;
  align-items: center;
}

.suggestion-item:last-child {
  border-bottom: none;
}

.suggestion-item:hover,
.suggestion-item.active {
  background-color: var(--bg-tertiary);
}

.suggestion-text {
  font-size: var(--text-base);
  color: var(--text-primary);
  font-weight: var(--font-weight-medium);
}

.suggestion-highlight {
  font-weight: var(--font-weight-bold);
  color: var(--accent-primary);
}

.suggestion-meta {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  margin-top: var(--spacing-xs);
}

/* =========================================
   5. RESULT CARD
   ========================================= */

.result-card {
  padding: var(--spacing-lg);
  border-radius: var(--radius-xl);
  transition: all var(--transition-base);
  animation: fadeInUp 0.4s ease-out;
  animation-fill-mode: both;
}

.result-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.result-title {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-bold);
  color: var(--title-color);
  margin-bottom: var(--spacing-sm);
  line-height: 1.4;
}

.result-subtitle {
  font-size: var(--text-base);
  font-weight: var(--font-weight-semibold);
  color: var(--subtitle-color);
  margin-bottom: var(--spacing-sm);
}

.result-description {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.result-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.result-badge {
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  background: var(--category-bg);
  color: var(--category-text);
  border-radius: var(--radius-md);
}

.result-actions {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

/* =========================================
   6. MODALS
   ========================================= */

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal-overlay);
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.modal-overlay.show {
  opacity: 1;
}

.modal-overlay.hidden {
  display: none;
}

.modal-container {
  position: relative;
  width: calc(100% - 2rem);
  max-width: 28rem;
  max-height: 90vh;
  overflow-y: auto;
  background: var(--bg-primary);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
  transform: scale(0.95);
  transition: transform var(--transition-base);
}

.modal-overlay.show .modal-container {
  transform: scale(1);
}

.modal-header {
  padding: var(--spacing-lg);
  background: var(--gradient-primary);
  color: white;
  text-align: center;
  position: relative;
}

.modal-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  width: 2rem;
  height: 2rem;
  padding: var(--spacing-xs);
  color: rgba(255, 255, 255, 0.8);
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  -webkit-tap-highlight-color: transparent;
  z-index: 10;
}

.modal-close:hover {
  color: white;
  background: rgba(255, 255, 255, 0.1);
}

.modal-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-xs);
}

.modal-subtitle {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.9);
}

.modal-body {
  padding: var(--spacing-2xl);
}

.modal-footer {
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  text-align: center;
}

/* Form Modal Elements */
.modal-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.modal-input {
  width: 100%;
  padding: var(--spacing-md);
  font-size: var(--text-base);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: var(--bg-primary);
  color: var(--text-primary);
  transition: all var(--transition-fast);
  min-height: var(--touch-min);
}

.modal-input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-light);
}

.modal-error {
  padding: var(--spacing-md);
  background: var(--color-error);
  color: white;
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  text-align: center;
}

.modal-success {
  padding: var(--spacing-md);
  background: var(--color-success);
  color: white;
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  text-align: center;
}

/* =========================================
   7. TOASTS
   ========================================= */

#toast-container {
  position: fixed;
  top: 5rem;
  right: var(--spacing-md);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  pointer-events: none;
}

.toast {
  min-width: 250px;
  max-width: 400px;
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2xl);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  opacity: 0;
  transform: translateX(100%);
  transition: all var(--transition-base);
  pointer-events: auto;
  animation: slideInRight 0.3s ease-out forwards;
}

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

.toast.show {
  opacity: 1;
  transform: translateX(0);
}

.toast-success {
  background: var(--color-success-bg);
  color: var(--color-success-text);
  border: 1px solid var(--color-success);
}

.toast-error {
  background: var(--color-error-bg);
  color: var(--color-error-text);
  border: 1px solid var(--color-error);
}

.toast-warning {
  background: var(--color-warning-bg);
  color: var(--color-warning-text);
  border: 1px solid var(--color-warning);
}

.toast-info {
  background: var(--color-info-bg);
  color: var(--color-info-text);
  border: 1px solid var(--color-info);
}

/* =========================================
   8. SKELETON LOADERS
   ========================================= */

.skeleton-card {
  padding: var(--spacing-lg);
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-md);
  animation: fadeIn 0.3s ease-out;
}

.skeleton-line {
  height: 1rem;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  animation: skeleton-loading 1s infinite alternate;
}

@keyframes skeleton-loading {
  0% {
    opacity: 0.6;
  }
  100% {
    opacity: 1;
  }
}

.skeleton-shimmer {
  position: relative;
  overflow: hidden;
}

.skeleton-shimmer::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.1) 50%,
    transparent 100%
  );
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  100% {
    left: 100%;
  }
}

/* =========================================
   9. EMPTY STATE
   ========================================= */

.empty-state {
  text-align: center;
  padding: var(--spacing-3xl) var(--spacing-md);
}

.empty-state-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 5rem;
  height: 5rem;
  margin-bottom: var(--spacing-lg);
  background: var(--accent-light);
  border-radius: var(--radius-full);
}

.empty-state-icon svg {
  width: 2.5rem;
  height: 2.5rem;
  color: var(--accent-primary);
}

.empty-state-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.empty-state-message {
  font-size: var(--text-base);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
}

.empty-state-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* =========================================
   10. FILTERS PANEL
   ========================================= */

#filters-toggle-btn {
  width: 100%;
  padding: var(--spacing-md);
  display: none; /* Hidden on desktop, shown on mobile */
  align-items: center;
  justify-content: space-between;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-xl);
  transition: all var(--transition-base);
  min-height: var(--touch-min);
}

#filters-panel {
  padding: var(--spacing-md);
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-lg);
  transition: all var(--transition-base);
  display: block;
  max-height: none;
  overflow: visible;
}

.filters-row {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.filter-group {
  flex: 1;
}

.filter-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.filter-select {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--text-sm);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: var(--card-bg);
  color: var(--text-primary);
  min-height: var(--touch-min);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-select:hover {
  border-color: var(--border-hover);
}

.filter-select:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-light);
}

/* =========================================
   11. SOURCE SELECTOR DROPDOWN
   Custom dropdown with search for 20+ sources
   ========================================= */

/* Dropdown Button - Main View */
.source-dropdown-btn {
  background: linear-gradient(135deg, var(--dropdown-bg), var(--bg-primary));
  color: var(--text-primary);
  border: 2px solid transparent;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06),
              0 2px 4px rgba(0, 0, 0, 0.04),
              var(--inset-highlight-subtle);
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.source-dropdown-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.1), transparent);
  transition: left 0.6s ease;
}

.source-dropdown-btn:hover::before {
  left: 100%;
}

.source-dropdown-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(99, 102, 241, 0.15),
              0 4px 8px rgba(0, 0, 0, 0.08),
              var(--inset-highlight-normal);
  border-color: rgba(99, 102, 241, 0.2);
}

.source-dropdown-btn:active {
  transform: translateY(0) scale(0.98);
}

.source-dropdown-btn[aria-expanded="true"] {
  border-color: rgba(99, 102, 241, 0.3);
  box-shadow: 0 8px 32px rgba(99, 102, 241, 0.2),
              0 4px 12px rgba(0, 0, 0, 0.12);
}

.source-dropdown-btn[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

/* Dropdown Button - Header (Compact) */
.source-dropdown-btn-header {
  background: linear-gradient(135deg, var(--dropdown-bg), var(--bg-primary));
  color: var(--text-primary);
  border: 2px solid transparent;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06),
              var(--inset-highlight-normal);
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] .source-dropdown-btn-header {
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-primary));
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3),
              var(--inset-highlight-normal);
}

.source-dropdown-btn-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.12), transparent);
  transition: left 0.5s ease;
}

.source-dropdown-btn-header:hover::before {
  left: 100%;
}

.source-dropdown-btn-header:hover {
  transform: translateY(-1px);
  border-color: rgba(99, 102, 241, 0.25);
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.15),
              0 2px 6px rgba(0, 0, 0, 0.08),
              var(--inset-highlight-strong);
}

.source-dropdown-btn-header:active {
  transform: scale(0.98);
}

.source-dropdown-btn-header[aria-expanded="true"] {
  border-color: rgba(99, 102, 241, 0.3);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.2),
              0 2px 8px rgba(0, 0, 0, 0.1);
}

.source-dropdown-btn-header[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.source-dropdown-btn-header .w-2 {
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.2); }
}

/* Dropdown Panel - Main View */
.source-dropdown-panel {
  background: var(--dropdown-bg);
  border: 2px solid rgba(99, 102, 241, 0.1);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15),
              0 8px 24px rgba(99, 102, 241, 0.08),
              var(--inset-highlight-light);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  animation: dropdown-slide-down 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dropdown Panel - Header (Compact) */
.source-dropdown-panel-header {
  background: var(--dropdown-bg);
  border: 1px solid rgba(99, 102, 241, 0.15);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12),
              0 4px 12px rgba(99, 102, 241, 0.08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  animation: dropdown-slide-down 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes dropdown-slide-down {
  from {
    opacity: 0;
    transform: translateY(-12px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Source Options - Main View */
.source-option {
  color: var(--text-primary);
  background: transparent;
  border: none;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.source-option::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.8), rgba(139, 92, 246, 0.8));
  opacity: 0;
  transition: opacity 0.2s ease;
}

.source-option:hover {
  background: linear-gradient(90deg, rgba(99, 102, 241, 0.08), transparent) !important;
  transform: translateX(4px);
}

.source-option:hover::before {
  opacity: 1;
}

.source-option:active {
  transform: translateX(2px) scale(0.99);
  background: rgba(99, 102, 241, 0.12) !important;
}

.source-option.active {
  background: linear-gradient(90deg, rgba(99, 102, 241, 0.12), rgba(139, 92, 246, 0.06));
  font-weight: 600;
}

.source-option.active::before {
  opacity: 1;
}

.source-option.active .w-2 {
  box-shadow: 0 0 12px currentColor, 0 0 6px currentColor;
  transform: scale(1.1);
}

.source-option.hidden {
  display: none;
}

/* Search Input dentro del dropdown */
#source-search-input {
  background: var(--bg-secondary);
  border: 1.5px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 0.625rem 2.5rem 0.625rem 1rem;
  font-size: 0.875rem;
  color: var(--text-primary);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

#source-search-input:focus {
  outline: none;
  border-color: rgba(99, 102, 241, 0.4);
  background: var(--bg-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1),
              0 2px 8px rgba(99, 102, 241, 0.08);
}

#source-search-input::placeholder {
  color: var(--text-tertiary);
  opacity: 0.7;
}

.source-dropdown-panel .border-b {
  background: linear-gradient(to bottom, transparent, rgba(99, 102, 241, 0.03));
}

/* Source Options - Header (Compact) */
.source-option-header {
  color: var(--text-primary);
  background: transparent;
  border: none;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.source-option-header::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 2.5px;
  height: 100%;
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.8), rgba(139, 92, 246, 0.8));
  opacity: 0;
  transition: opacity 0.2s ease;
}

.source-option-header:hover {
  background: linear-gradient(90deg, rgba(99, 102, 241, 0.1), transparent) !important;
  transform: translateX(3px);
}

.source-option-header:hover::before {
  opacity: 1;
}

.source-option-header:active {
  transform: translateX(1px) scale(0.99);
  background: rgba(99, 102, 241, 0.15) !important;
}

.source-option-header.active {
  background: linear-gradient(90deg, rgba(99, 102, 241, 0.15), rgba(139, 92, 246, 0.08));
  font-weight: 700;
}

.source-option-header.active::before {
  opacity: 1;
}

.source-option-header.active .w-1\.5 {
  box-shadow: 0 0 10px currentColor, 0 0 5px currentColor;
  transform: scale(1.15);
}

/* Scrollbar styling for dropdown */
.source-dropdown-panel::-webkit-scrollbar,
.source-dropdown-panel-header::-webkit-scrollbar,
#source-options-list::-webkit-scrollbar,
#source-options-results-list::-webkit-scrollbar {
  width: 6px;
}

.source-dropdown-panel::-webkit-scrollbar-track,
.source-dropdown-panel-header::-webkit-scrollbar-track,
#source-options-list::-webkit-scrollbar-track,
#source-options-results-list::-webkit-scrollbar-track {
  background: transparent;
}

.source-dropdown-panel::-webkit-scrollbar-thumb,
.source-dropdown-panel-header::-webkit-scrollbar-thumb,
#source-options-list::-webkit-scrollbar-thumb,
#source-options-results-list::-webkit-scrollbar-thumb {
  background: rgba(220, 38, 38, 0.3);
  border-radius: 3px;
}

.source-dropdown-panel::-webkit-scrollbar-thumb:hover,
.source-dropdown-panel-header::-webkit-scrollbar-thumb:hover,
#source-options-list::-webkit-scrollbar-thumb:hover,
#source-options-results-list::-webkit-scrollbar-thumb:hover {
  background: rgba(220, 38, 38, 0.5);
}

/* Keyboard focus */
.source-dropdown-btn:focus-visible,
.source-dropdown-btn-header:focus-visible,
.source-option:focus-visible,
.source-option-header:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.3);
}

/* Empty state */
.source-options-empty {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--text-tertiary);
  font-size: 0.875rem;
}