/*
 * Tanaghum Generator Page Styles
 * Single-column focused layout
 */

/* ============================================
   Generator Layout - Single Column
   ============================================ */

.generator-layout {
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - var(--header-height));
  min-height: calc(100dvh - var(--header-height));
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  padding: var(--space-6) var(--space-4);
  background: var(--color-bg);
}

.generator-layout > * {
  min-width: 0;
  max-width: 100%;
}

/* ============================================
   Panels — stacked vertically
   ============================================ */

.main-container > .panel {
  background: transparent;
  border: none;
  overflow-y: visible;
  padding: 0;
  margin-bottom: var(--space-6);
}

.panel-right {
  border: none;
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-light);
}

.panel-section {
  margin-bottom: var(--space-6);
}

.panel-section:last-child {
  margin-bottom: 0;
}

.section-title {
  font-size: var(--text-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
  margin-top: 0;
}

h2.section-title {
  font-size: var(--text-xs);
}

/* Mobile adjustments */
@media (max-width: 768px) {
  .generator-layout {
    padding: var(--space-4) var(--space-3);
    padding-bottom: 70px;
  }

  .panel-left.mobile-open,
  .panel-right.mobile-open {
    display: block;
  }

  .main-content {
    display: block;
  }

  .main-content.mobile-hidden {
    display: none;
  }

  .step-indicator {
    overflow-x: auto;
    padding-bottom: var(--space-2);
    margin-bottom: var(--space-4);
  }

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

  .topic-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-2);
  }

  .topic-btn {
    padding: var(--space-2);
  }

  .topic-icon {
    font-size: 20px;
  }

  .topic-label {
    font-size: 10px;
  }

  .duration-filter {
    flex-wrap: wrap;
  }

  .duration-options {
    width: 100%;
  }

  .video-preview {
    grid-template-columns: 1fr;
    padding: var(--space-4);
  }

  .video-preview-actions {
    flex-direction: column;
  }

  .video-preview-actions .btn {
    width: 100%;
  }
}

/* ============================================
   Source Tabs
   ============================================ */

.source-tabs {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.source-tab {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-1);
  padding: var(--space-4);
  background-color: var(--color-bg);
  border: 2px solid transparent;
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-align: left;
  box-shadow: var(--shadow-xs);
}

.source-tab:hover {
  background: var(--color-bg-alt);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.source-tab.active {
  border-color: var(--color-primary);
  background-color: rgba(99, 102, 241, 0.18);
  box-shadow: var(--shadow-glow), var(--shadow-sm), inset 0 0 0 2px var(--color-primary-light);
  transform: translateY(-2px);
}

.source-tab.active .tab-label {
  color: var(--color-primary-dark);
  font-weight: 700;
}

.source-tab.active .tab-icon {
  transform: scale(1.1);
}

.tab-icon {
  font-size: var(--text-2xl);
}

.tab-label {
  font-weight: 600;
  color: var(--color-text);
}

.tab-desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* Source Dropdown */
.source-select {
  font-size: var(--text-base);
  font-weight: 500;
  padding: var(--space-4) var(--space-5);
  background-color: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.source-select:hover {
  border-color: var(--color-primary-light);
  background: var(--color-bg-alt);
}

.source-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow), var(--shadow-sm);
}

/* ============================================
   Source Content Areas
   ============================================ */

.source-content {
  margin-top: var(--space-4);
}

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

/* Hidden state overrides for elements with explicit display values */
.search-loading.hidden,
.video-preview.hidden,
.file-preview.hidden {
  display: none;
}

/* Drop Zone */
.drop-zone {
  border: 3px dashed var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-normal);
  background: var(--color-bg);
  position: relative;
}

.drop-zone:hover,
.drop-zone.drag-over {
  border-color: var(--color-primary);
  background: rgba(99, 102, 241, 0.08);
  transform: scale(1.01);
  box-shadow: var(--shadow-glow), var(--shadow-md);
}

.drop-icon {
  display: block;
  font-size: var(--text-4xl);
  margin-bottom: var(--space-3);
  opacity: 0.5;
}

.drop-zone span {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}

/* File Preview */
.file-preview {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  margin-top: var(--space-3);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
  animation: slide-in 0.3s ease;
}

@keyframes slide-in {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.file-info {
  flex: 1;
  min-width: 0;
}

.file-name {
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.file-size {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.file-remove {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: var(--space-1);
}

/* ============================================
   Field Groups
   ============================================ */

.field-group {
  margin-bottom: var(--space-5);
}

.field-group:last-child {
  margin-bottom: 0;
}

.field-group > label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--space-2);
}

/* Range Slider Enhancement */
.range-container {
  padding: var(--space-2) 0;
}

.range-labels {
  display: flex;
  justify-content: space-between;
  margin-top: var(--space-2);
}

.range-value {
  font-weight: 600;
  color: var(--color-primary-text);
}

.range-desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ILR Level Display */
.ilr-display {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-3);
}

.ilr-badge-large {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
  border-radius: var(--radius-xl);
  font-size: var(--text-2xl);
  font-weight: 800;
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
  transition: all var(--transition-normal);
}

.ilr-badge-large:hover {
  transform: scale(1.05) rotate(-3deg);
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.5);
}

.ilr-info h4 {
  font-size: var(--text-base);
  margin-bottom: var(--space-1);
}

.ilr-info p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

/* Vocabulary Preview Chips */
.vocab-preview {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.vocab-chip {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(99, 102, 241, 0.05) 100%);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: var(--radius-full);
  font-family: var(--font-arabic);
  font-size: var(--text-sm);
  direction: rtl;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-xs);
}

.vocab-chip:hover {
  transform: translateY(-1px);
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(99, 102, 241, 0.08) 100%);
  box-shadow: var(--shadow-sm);
}

/* ============================================
   Topic Grid
   ============================================ */

.topic-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2);
}

.topic-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-3);
  background: var(--color-bg);
  border: 2px solid transparent;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-align: center;
  box-shadow: var(--shadow-xs);
}

.topic-btn:hover {
  background: var(--color-bg-alt);
  transform: translateY(-2px) scale(1.02);
  box-shadow: var(--shadow-sm);
}

.topic-btn.active {
  border-color: var(--color-primary);
  background: rgba(99, 102, 241, 0.08);
  box-shadow: var(--shadow-glow), var(--shadow-sm);
  transform: translateY(-2px) scale(1.03);
}

.topic-icon {
  font-size: var(--text-xl);
}

.topic-ar {
  font-family: var(--font-arabic);
  font-size: var(--text-sm);
  font-weight: 600;
}

.topic-en {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
}

/* ============================================
   Main Content Area
   ============================================ */

.main-content {
  display: flex;
  flex-direction: column;
  padding: 0;
  background: transparent;
  min-width: 0;
  max-width: 100%;
  overflow-x: hidden;
}

/* Step Indicator */
.step-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
  padding: var(--space-3) var(--space-4);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-xl);
}

.step {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.step-number {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: 50%;
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: all var(--transition-normal);
}

.step.active .step-number {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-color: var(--color-primary);
  color: white;
  transform: scale(1.1);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.step.completed .step-number {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
  box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}

.step.completed .step-number::after {
  content: '\2713';
}

.step-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.step.active .step-label {
  color: var(--color-text);
  font-weight: 500;
}

.step-connector {
  width: 60px;
  height: 2px;
  background: var(--color-border);
}

.step-connector.completed {
  background: var(--color-primary);
}

/* ============================================
   Content Cards
   ============================================ */

.content-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  flex: 1;
  animation: card-appear 0.3s ease;
}

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

.content-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
}

.content-card-title {
  font-size: var(--text-xl);
  font-weight: 600;
}

/* YouTube Preview Card */
.video-preview {
  display: grid;
  grid-template-columns: minmax(200px, 280px) minmax(0, 1fr);
  gap: var(--space-6);
  padding: var(--space-6);
  background: var(--color-bg);
  border-radius: var(--radius-2xl);
  margin-bottom: var(--space-6);
  border: 2px solid var(--color-border-light);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  max-width: 100%;
}

.video-preview:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

@media (max-width: 768px) {
  .video-preview {
    grid-template-columns: 1fr;
  }
}

.video-thumbnail {
  position: relative;
  aspect-ratio: 16/9;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-bg-alt);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.video-preview:hover .video-thumbnail {
  box-shadow: var(--shadow-md);
  transform: scale(1.02);
}

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

/* Hide broken/empty image and show placeholder */
.video-thumbnail img[src=""],
.video-thumbnail img:not([src]) {
  visibility: hidden;
}

.video-play-overlay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0.9;
  transition: opacity var(--transition-fast);
  pointer-events: none;
}

.video-thumbnail:hover .video-play-overlay {
  opacity: 1;
}

.video-duration-badge {
  position: absolute;
  bottom: var(--space-2);
  right: var(--space-2);
  background: rgba(0, 0, 0, 0.8);
  color: white;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: 500;
}

.video-info {
  display: flex;
  flex-direction: column;
}

.video-info h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
  line-height: 1.4;
}

.video-channel {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

.video-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

.video-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: auto;
}

/* ILR Badge in video preview */
.badge-ilr {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
  font-weight: 600;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  box-shadow: 0 2px 4px rgba(99, 102, 241, 0.2);
}

.badge-ilr.badge-success {
  background: var(--color-success);
  box-shadow: 0 2px 4px rgba(34, 197, 94, 0.3);
}

/* Video Preview Actions (Generate button in center) */
.video-preview-actions {
  grid-column: 1 / -1;
  display: flex;
  gap: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-light);
  margin-top: var(--space-4);
}

.video-preview-actions .btn-lg {
  flex: 1;
  padding: var(--space-4) var(--space-6);
  font-size: var(--text-lg);
  font-weight: 600;
}

.video-preview-actions .btn-secondary {
  flex-shrink: 0;
}

/* Section hint text */
.section-hint {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}

/* Topic Grid (Primary Search) */
.topic-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.topic-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-3) var(--space-2);
  background: var(--color-bg);
  border: 2px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.topic-btn:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  transform: translateY(-1px);
}

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

.topic-btn.loading {
  opacity: 0.7;
  pointer-events: none;
}

.topic-icon {
  font-size: 1.5rem;
}

.topic-label {
  font-size: var(--text-sm);
  font-weight: 500;
}

/* Custom Search (collapsed) */
.custom-search-details {
  margin-bottom: var(--space-4);
}

/* Duration Filter */
.duration-filter {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  margin-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border-light);
}

.duration-label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  white-space: nowrap;
}

.duration-options {
  display: flex;
  gap: var(--space-1);
  flex-wrap: wrap;
}

.duration-btn {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 500;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  min-height: 44px;
  min-width: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

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

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

.custom-search-toggle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  cursor: pointer;
  padding: var(--space-3) var(--space-2);
  min-height: 44px;
  display: flex;
  align-items: center;
}

.custom-search-toggle:hover {
  color: var(--color-primary-text);
}

.custom-search-input {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.custom-search-input .form-input {
  flex: 1;
}

/* Search Input */
.search-input-wrapper {
  display: flex;
  gap: var(--space-2);
}

.search-input-wrapper .form-input {
  flex: 1;
}

.search-btn {
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: var(--text-lg);
  transition: background var(--transition-fast);
  min-width: 44px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.search-btn:hover {
  background: var(--color-primary-dark);
}

.search-btn:disabled {
  background: var(--color-border);
  cursor: not-allowed;
}

/* Search Results */
.search-results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2);
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}

/* Compact ILR Legend */
.ilr-legend-compact {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-bottom: var(--space-3);
  padding: var(--space-2) var(--space-3);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  font-size: 10px;
  color: var(--color-text-muted);
}

.ilr-legend-label {
  font-weight: 600;
  margin-right: var(--space-1);
}

.ilr-legend-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: help;
}

.ilr-legend-item:nth-child(3) { /* ILR 2 - mid */
  background: rgba(99, 102, 241, 0.1);
  border-color: var(--color-primary-light);
}

.ilr-legend-item:nth-child(4) { /* ILR 3 - high */
  background: rgba(99, 102, 241, 0.2);
  border-color: var(--color-primary);
}

.ilr-legend-help {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--color-text-muted);
  color: white;
  border-radius: 50%;
  font-size: 12px;
  font-weight: 600;
  margin-left: var(--space-2);
  cursor: help;
}

.search-results-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-height: 400px;
  overflow-y: auto;
}

.search-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-8);
  color: var(--color-text-secondary);
}

.search-loading .processing-spinner {
  width: 24px;
  height: 24px;
  border-width: 2px;
  margin-bottom: 0;
}

/* Video Search Results */
.video-search-results {
  margin-top: var(--space-4);
}

.video-search-card {
  display: flex;
  gap: var(--space-3);
  background: var(--color-bg);
  border: 2px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  box-shadow: var(--shadow-xs);
}

.video-search-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.video-search-card.selected {
  border-color: var(--color-primary);
  border-width: 2px;
  background: rgba(99, 102, 241, 0.05);
  box-shadow: var(--shadow-glow), var(--shadow-md);
  transform: translateY(-2px);
}

.video-search-card .video-thumb-small {
  width: 160px;
  height: 90px;
  border-radius: var(--radius-md);
  object-fit: cover;
  flex-shrink: 0;
  position: relative;
}

/* ILR badge on video search cards */
.video-search-card .ilr-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  margin-left: var(--space-2);
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.video-search-card .ilr-badge.estimated {
  background: var(--color-bg-alt);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}

.video-search-card .video-info {
  flex: 1;
  min-width: 0;
}

.video-search-card h4 {
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--space-1);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.3;
}

.video-search-card .video-meta-row {
  display: flex;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.video-search-card .video-channel {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
}

.video-search-card.recommended {
  border-color: var(--color-primary);
  background: rgba(99, 102, 241, 0.08);
  box-shadow: 0 0 0 1px var(--color-primary-light);
}

.video-search-card.recommended::before {
  content: '★ Good Match';
  position: absolute;
  top: -10px;
  right: 8px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
  font-size: 10px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 4px rgba(99, 102, 241, 0.3);
}

.video-search-card.recommended .ilr-badge {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
  border: none;
}

/* Evaluation Badge */
.eval-badge {
  display: flex;
  gap: var(--space-2);
  margin-left: auto;
}

.eval-score {
  background: var(--color-primary);
  color: white;
  font-size: 10px;
  font-weight: 600;
  padding: 1px 4px;
  border-radius: var(--radius-sm);
}

.eval-ilr {
  background: var(--color-bg);
  color: var(--color-text-secondary);
  font-size: 10px;
  padding: 1px 4px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-light);
}

/* Suggested Queries */
.suggested-queries {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.suggested-query-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  padding: var(--space-3);
  background: var(--color-bg);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: right;
  direction: rtl;
}

.suggested-query-btn:hover {
  border-color: var(--color-primary);
  background: rgba(99, 102, 241, 0.05);
}

.suggested-query-btn .query-text {
  font-size: var(--text-sm);
  font-weight: 500;
  font-family: var(--font-arabic);
}

.suggested-query-btn .query-desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  direction: ltr;
  text-align: left;
  width: 100%;
}

/* ============================================
   Processing State
   ============================================ */

.processing-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  text-align: center;
}

.processing-spinner {
  width: 64px;
  height: 64px;
  border: 5px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-right-color: var(--color-primary-light);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: var(--space-6);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.2);
}

.processing-status {
  font-size: var(--text-lg);
  font-weight: 500;
  margin-bottom: var(--space-2);
}

.processing-detail {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
}

.processing-progress {
  width: 100%;
  max-width: 400px;
}

/* Processing Steps */
.processing-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-top: var(--space-8);
  text-align: left;
  max-width: 400px;
}

.processing-step {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--color-bg);
  border-radius: var(--radius-md);
}

.processing-step.active {
  background: rgba(99, 102, 241, 0.1);
}

.processing-step.completed {
  opacity: 0.6;
}

.processing-step-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-alt);
  border-radius: 50%;
  font-size: var(--text-sm);
}

.processing-step.active .processing-step-icon {
  background: var(--color-primary);
  color: white;
}

.processing-step.completed .processing-step-icon {
  background: var(--color-primary);
  color: white;
}

.processing-step-text {
  flex: 1;
}

.processing-step-name {
  font-weight: 500;
}

.processing-step-status {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* Processing Estimate */
.processing-estimate {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  padding: var(--space-2) var(--space-4);
  background: var(--color-bg-alt);
  border-radius: var(--radius-sm);
}

/* Cancel Button */
.cancel-btn {
  margin-top: var(--space-6);
}

/* ============================================
   Recovery Banner
   ============================================ */

.recovery-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: linear-gradient(135deg, var(--color-warning-bg), rgba(234, 179, 8, 0.15));
  border: 1px solid rgba(234, 179, 8, 0.3);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
}

.recovery-banner.hidden {
  display: none;
}

.recovery-content {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.recovery-icon {
  font-size: var(--text-xl);
}

.recovery-text {
  font-size: var(--text-sm);
  color: var(--color-text);
}

.recovery-actions {
  display: flex;
  gap: var(--space-2);
}

/* ============================================
   Transcript Preview
   ============================================ */

.transcript-preview {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  max-height: 400px;
  overflow-y: auto;
}

.transcript-line {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}

.transcript-line:hover {
  background: var(--color-surface);
}

.transcript-time {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.transcript-text {
  font-family: var(--font-arabic);
  font-size: var(--text-lg);
  line-height: var(--line-height-arabic);
  direction: rtl;
  text-align: right;
  flex: 1;
}

/* ============================================
   Analysis Results
   ============================================ */

.analysis-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

@media (max-width: 768px) {
  .analysis-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.analysis-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}

.analysis-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.analysis-value {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-primary-text);
}

.analysis-detail {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-top: var(--space-1);
}

/* ============================================
   Questions Preview
   ============================================ */

.questions-section {
  margin-bottom: var(--space-6);
}

.questions-section h4 {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.question-count {
  background: var(--color-bg-alt);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
}

.question-item {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-3);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.question-item:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.question-number {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
  border-radius: 50%;
  font-size: var(--text-sm);
  font-weight: 700;
  box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}

.question-content {
  flex: 1;
}

.question-text {
  margin-bottom: var(--space-2);
}

.question-text-ar {
  font-family: var(--font-arabic);
  direction: rtl;
  text-align: right;
  margin-bottom: var(--space-1);
}

.question-text-en {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.question-type {
  display: inline-block;
  padding: var(--space-1) var(--space-2);
  background: var(--color-bg-alt);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ============================================
   Action Buttons
   ============================================ */

.action-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-4) var(--space-6);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border-light);
  margin-top: auto;
}

.action-group {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  align-items: center;
}

/* ============================================
   Right Panel - Status & Info
   ============================================ */

.status-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin-bottom: var(--space-4);
}

.status-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
}

.status-indicator.warning {
  background: var(--color-warning);
}

.status-indicator.error {
  background: var(--color-error);
}

.status-title {
  font-size: var(--text-sm);
  font-weight: 600;
}

.quota-bar {
  height: 4px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: var(--space-2);
}

.quota-fill {
  height: 100%;
  background: var(--gradient-accent);
  transition: width var(--transition-normal);
}

.quota-text {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* Tips Card */
.tips-card {
  background: rgba(99, 102, 241, 0.05);
  border: 1px solid rgba(99, 102, 241, 0.15);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  transition: all var(--transition-normal);
}

.tips-card:hover {
  border-color: rgba(99, 102, 241, 0.25);
}

.tips-title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary-text);
  margin-bottom: var(--space-3);
}

.tips-list {
  list-style: none;
}

.tips-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.tips-list li::before {
  content: '\2022';
  color: var(--color-primary-text);
}

/* ============================================
   Mobile Toolbar
   ============================================ */

.mobile-toolbar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 70px;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border-light);
  padding: var(--space-2) var(--space-3);
  z-index: var(--z-modal); /* Above panels */
  box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
}

@media (max-width: 768px) {
  .mobile-toolbar {
    display: flex;
    justify-content: space-around;
  }

  .action-bar {
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-3);
  }

  .action-bar .action-group {
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
  }
}

.mobile-toolbar-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  flex: 1;
  padding: var(--space-2);
  background: none;
  border: none;
  border-radius: var(--radius-lg);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mobile-toolbar-btn:hover {
  background: var(--color-bg-alt);
}

.mobile-toolbar-btn.active {
  color: var(--color-primary-text);
  background: rgba(99, 102, 241, 0.1);
}

.mobile-toolbar-btn .icon {
  font-size: 24px;
  line-height: 1;
}

.mobile-toolbar-btn span:last-child {
  font-size: 11px;
  font-weight: 500;
}

/* ============================================
   Reduced Motion Preferences
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  .source-tab,
  .topic-btn,
  .video-preview,
  .content-card,
  .video-search-card,
  .processing-spinner,
  .ilr-badge-large,
  .tips-card {
    transition: none;
    animation: none;
  }

  .processing-spinner {
    border-top-color: var(--color-primary);
    border-right-color: var(--color-primary);
  }

  @keyframes card-appear {
    from, to {
      opacity: 1;
      transform: none;
    }
  }

  @keyframes slide-in {
    from, to {
      opacity: 1;
      transform: none;
    }
  }
}

/* ============================================
   Enhanced Accessibility
   ============================================ */

/* Focus states for custom buttons */
.source-tab:focus-visible,
.topic-btn:focus-visible,
.video-search-card:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
}

/* File remove button accessibility */
.file-remove {
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.file-remove:hover {
  background-color: var(--color-bg-alt);
  color: var(--color-error);
}

.file-remove:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Search button accessibility */
.search-btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Suggested query buttons */
.suggested-query-btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ============================================
   Touch Target Improvements
   ============================================ */

@media (pointer: coarse) {
  .source-tab {
    min-height: 60px;
  }

  .topic-btn {
    min-height: 60px;
  }

  .search-btn {
    min-width: 48px;
    min-height: 48px;
  }

  .suggested-query-btn {
    min-height: 48px;
  }

  .video-search-card {
    min-height: 60px;
  }

  .mobile-toolbar-btn {
    min-width: 60px;
    min-height: 48px;
  }
}

/* ============================================
   Confidence-Based Transcript Editing
   ============================================ */

.transcript-editor {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  max-height: 400px;
  overflow-y: auto;
}

.transcript-editor-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

.transcript-editor-title {
  font-weight: 600;
  font-size: var(--text-base);
}

.confidence-legend {
  display: flex;
  gap: var(--space-3);
  font-size: var(--text-xs);
}

.confidence-legend-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.confidence-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.confidence-dot.high { background: var(--color-success); }
.confidence-dot.medium { background: var(--color-warning); }
.confidence-dot.low { background: var(--color-error); }

.editable-transcript {
  font-family: var(--font-arabic);
  font-size: var(--text-lg);
  line-height: var(--line-height-arabic);
  direction: rtl;
  text-align: right;
  min-height: 200px;
  padding: var(--space-3);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  outline: none;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.editable-transcript:focus {
  border-color: var(--color-primary);
  background-color: rgba(99, 102, 241, 0.02);
}

.editable-transcript:empty::before {
  content: 'Transcription will appear here...';
  color: var(--color-text-muted);
  font-family: var(--font-english);
  direction: ltr;
}

/* Confidence-based segment styling */
.transcript-segment {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-2);
  cursor: text;
  transition: all var(--transition-fast);
  border-left: 3px solid transparent;
}

.transcript-segment.confidence-high {
  background-color: rgba(34, 197, 94, 0.08);
  border-left-color: var(--color-success);
}

.transcript-segment.confidence-medium {
  background-color: rgba(234, 179, 8, 0.12);
  border-left-color: var(--color-warning);
}

.transcript-segment.confidence-low {
  background-color: rgba(239, 68, 68, 0.12);
  border-left-color: var(--color-error);
}

.transcript-segment:hover {
  background-color: rgba(99, 102, 241, 0.12);
}

.transcript-segment.editing {
  background-color: rgba(99, 102, 241, 0.18);
  box-shadow: 0 0 0 2px var(--color-primary-light);
}

/* Segment time */
.segment-time {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  min-width: 40px;
  padding-top: var(--space-1);
  direction: ltr;
  user-select: none;
  flex-shrink: 0;
}

/* Segment text - editable Arabic text */
.segment-text {
  font-family: var(--font-arabic);
  font-size: var(--text-lg);
  line-height: var(--line-height-arabic);
  direction: rtl;
  text-align: right;
  flex: 1;
  outline: none;
  padding: 2px 4px;
  border-radius: 2px;
  min-height: 1.5em;
}

.segment-text:focus-visible {
  background-color: rgba(255, 255, 255, 0.08);
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Legacy timestamp markers (for inline use) */
.transcript-timestamp {
  display: inline-block;
  font-family: var(--font-english);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin: 0 var(--space-2);
  direction: ltr;
  user-select: none;
}

/* Save indicator */
.transcript-save-status {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  padding: var(--space-2) var(--space-3);
  border-top: 1px solid var(--color-border-light);
  margin-top: var(--space-2);
}

.transcript-save-status .saving {
  color: var(--color-warning);
}

.transcript-save-status .saved {
  color: var(--color-success);
}

/* Browser Audio Capture Overlay */
#yt-capture-container {
  font-family: var(--font-english);
}

#yt-capture-container #capture-status {
  font-size: var(--text-sm);
}

#yt-capture-container #cancel-capture {
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text);
  transition: background 0.2s;
}

#yt-capture-container #cancel-capture:hover {
  background: var(--color-border-hover);
}

#yt-capture-container #progress-bar {
  background: var(--color-primary);
}