/* OCR Processor Styles */
.ocr-processor {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Upload Section */
.upload-section {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.upload-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.upload-header h2 {
  margin: 0;
  color: var(--title-color);
  font-size: 1.5rem;
}

.file-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.file-tag {
  background: var(--accent);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.file-tag .remove-tag {
  cursor: pointer;
  font-weight: bold;
}

/* Drop Area */
.drop-area {
  border: 2px dashed #ccc;
  border-radius: var(--radius);
  padding: 3rem 2rem;
  text-align: center;
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
  background: #fafafa;
}

.drop-area:hover,
.drop-area.drag-over {
  border-color: var(--accent);
  background: #f0f8ff;
}

.drop-area.drag-over {
  transform: scale(1.02);
}

.drop-content {
  pointer-events: none;
}

.file-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.upload-icon {
  width: 48px;
  height: 48px;
  color: var(--accent);
}

.file-info {
  font-size: 1.1rem;
  color: var(--text);
  font-weight: 500;
}

.browse-link {
  color: var(--accent);
  text-decoration: underline;
  cursor: pointer;
  pointer-events: all;
}

.upload-footer {
  display: flex;
  justify-content: center;
  margin-top: 2rem;
}

.merge-button, .primary-btn, .action-btn {
  background: var(--accent);
  color: white;
  border: none;
  padding: 1rem 2rem;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s ease;
  text-decoration: none;
}

.merge-button:disabled {
  background: #ccc;
  cursor: not-allowed;
}

.merge-button:not(:disabled):hover,
.primary-btn:hover,
.action-btn:hover {
  background: var(--accent-strong);
  transform: translateY(-1px);
}

.action-btn {
  padding: 0.75rem 1.5rem;
  font-size: 0.9rem;
}

.action-btn.primary {
  background: var(--accent-strong);
}

.merge-button svg,
.primary-btn svg,
.action-btn svg {
  width: 20px;
  height: 20px;
}

/* OCR Options Section */
.ocr-options-section {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.ocr-options-section h2 {
  margin: 0 0 1.5rem 0;
  color: var(--title-color);
  font-size: 1.5rem;
}

.options-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.language-selection h3,
.processing-options h3 {
  margin: 0 0 1rem 0;
  color: var(--text);
  font-size: 1.2rem;
}

.language-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0.75rem;
}

.language-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem;
  background: #f8f9fa;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 2px solid transparent;
}

.language-option:hover {
  background: #e9ecef;
}

.language-option input[type="radio"] {
  margin: 0;
}

.language-option input[type="radio"]:checked + .language-name {
  font-weight: 600;
  color: var(--accent);
}

.language-option:has(input[type="radio"]:checked) {
  border-color: var(--accent);
  background: rgba(38, 105, 105, 0.1);
}

.language-name {
  font-size: 0.9rem;
}

.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.checkbox-option {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  font-size: 1rem;
}

.checkbox-option input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

.options-footer {
  display: flex;
  justify-content: center;
}

/* Results Section */
.results-section {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.results-section h2 {
  margin: 0 0 1.5rem 0;
  color: var(--title-color);
  font-size: 1.5rem;
}

.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid #eee;
}

.results-info {
  font-size: 1rem;
  color: var(--muted);
}

.results-actions {
  display: flex;
  gap: 1rem;
}

.text-preview {
  background: #f8f9fa;
  border-radius: 6px;
  padding: 1.5rem;
}

.preview-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.preview-header h3 {
  margin: 0;
  color: var(--text);
  font-size: 1.2rem;
}

.preview-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.font-size-control {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.font-size-control input[type="range"] {
  width: 80px;
}

.text-output {
  width: 100%;
  min-height: 300px;
  padding: 1rem;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 14px;
  font-family: 'Courier New', monospace;
  line-height: 1.5;
  background: white;
  resize: vertical;
}

.text-output:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(38, 105, 105, 0.2);
}

/* Page Preview Section */
.page-preview-section {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.page-preview-section h2 {
  margin: 0 0 1.5rem 0;
  color: var(--title-color);
  font-size: 1.5rem;
}

.page-navigation {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  margin-bottom: 1.5rem;
  padding: 1rem;
  background: #f8f9fa;
  border-radius: 6px;
}

.nav-btn {
  background: var(--accent);
  color: white;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  transition: all 0.2s ease;
}

.nav-btn:disabled {
  background: #ccc;
  cursor: not-allowed;
}

.nav-btn:not(:disabled):hover {
  background: var(--accent-strong);
}

.nav-btn svg {
  width: 16px;
  height: 16px;
}

#page-info {
  font-weight: 600;
  color: var(--text);
}

.page-canvas-container {
  position: relative;
  border: 1px solid #ddd;
  border-radius: 6px;
  overflow: hidden;
  background: white;
  display: flex;
  justify-content: center;
  max-height: 600px;
  overflow-y: auto;
}

.page-canvas {
  max-width: 100%;
  height: auto;
}

.text-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.text-region {
  position: absolute;
  border: 1px solid rgba(0, 120, 215, 0.3);
  background: rgba(0, 120, 215, 0.1);
  border-radius: 2px;
}

/* Loading Overlay */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}

.loading-content {
  text-align: center;
  padding: 2rem;
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  min-width: 300px;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid #f3f3f3;
  border-top: 4px solid var(--accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 1rem;
}

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

.loading-content h3 {
  margin: 0 0 0.5rem 0;
  color: var(--title-color);
}

.loading-content p {
  margin: 0 0 1rem 0;
  color: var(--muted);
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: #f3f3f3;
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  width: 0%;
  transition: width 0.3s ease;
  border-radius: 4px;
}

.progress-text {
  font-size: 0.9rem;
  color: var(--muted);
  font-weight: 600;
}

/* Toast Styles */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: var(--surface);
  border-left: 4px solid var(--accent);
  padding: 1rem 1.5rem;
  border-radius: 6px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  max-width: 400px;
  animation: slideIn 0.3s ease;
}

.toast.success {
  border-left-color: #28a745;
}

.toast.error {
  border-left-color: #dc3545;
}

.toast.warning {
  border-left-color: #ffc107;
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .options-content {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .language-grid {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  }
  
  .results-header {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }
  
  .results-actions {
    flex-wrap: wrap;
    width: 100%;
  }
  
  .preview-header {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }
  
  .page-navigation {
    flex-direction: column;
    gap: 1rem;
  }
}

@media (max-width: 600px) {
  .ocr-processor {
    padding: 0 0.5rem;
  }
  
  .upload-section,
  .ocr-options-section,
  .results-section,
  .page-preview-section {
    padding: 1.5rem 1rem;
  }
  
  .language-grid {
    grid-template-columns: 1fr;
  }
  
  .results-actions {
    flex-direction: column;
  }
  
  .action-btn {
    justify-content: center;
  }
}