.file-viewer-container {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--card-bg, #ffffff);
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  overflow: hidden;
}

.file-viewer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color, #e0e0e0);
  background: var(--background-color, #fafafa);
}

.file-viewer-header h3 {
  margin: 0;
  color: var(--text-color, #1a1a1a);
  font-size: 18px;
  font-weight: 600;
}

.file-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

.upload-btn, .export-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid var(--border-color, #e0e0e0);
  border-radius: 6px;
  background: var(--card-bg, #ffffff);
  color: var(--text-color, #1a1a1a);
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s ease;
}

.upload-btn:hover, .export-btn:hover:not(:disabled) {
  background: var(--border-color, #e0e0e0);
  transform: translateY(-1px);
}

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

.format-selector {
  display: flex;
  align-items: center;
  gap: 8px;
}

.format-selector select {
  padding: 8px 12px;
  border: 1px solid var(--border-color, #e0e0e0);
  border-radius: 6px;
  background: var(--card-bg, #ffffff);
  color: var(--text-color, #1a1a1a);
  font-size: 14px;
}

.file-viewer-tabs {
  border-bottom: 1px solid var(--border-color, #e0e0e0);
  background: var(--background-color, #fafafa);
}

.tab-list {
  display: flex;
  padding: 0 20px;
  overflow-x: auto;
}

.tab-item {
  padding: 12px 16px;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-color, #666);
  white-space: nowrap;
  transition: all 0.2s ease;
}

.tab-item:hover {
  color: var(--text-color, #1a1a1a);
  background: rgba(0, 0, 0, 0.05);
}

.tab-item.active {
  color: #007bff;
  border-bottom-color: #007bff;
  background: var(--card-bg, #ffffff);
}

.file-viewer-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.drag-drop-zone {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px dashed var(--border-color, #e0e0e0);
  border-radius: 8px;
  margin: 20px;
  padding: 40px 20px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.drag-drop-zone:hover {
  border-color: #007bff;
  background: rgba(0, 123, 255, 0.05);
}

.drag-drop-zone.drag-over {
  border-color: #007bff;
  background: rgba(0, 123, 255, 0.1);
  transform: scale(1.02);
}

.drag-drop-content {
  text-align: center;
  color: var(--text-color, #666);
}

.drag-drop-content p {
  margin: 8px 0;
  font-size: 16px;
}

.drag-drop-content .supported-formats {
  font-size: 14px;
  opacity: 0.7;
}

.file-info {
  padding: 20px;
  border-bottom: 1px solid var(--border-color, #e0e0e0);
  background: var(--background-color, #fafafa);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.info-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.info-item label {
  font-weight: 600;
  color: var(--text-color, #666);
  min-width: 80px;
}

.info-item span {
  color: var(--text-color, #1a1a1a);
}

.table-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.table-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color, #e0e0e0);
  background: var(--background-color, #fafafa);
  flex-wrap: wrap;
  gap: 12px;
}

.search-box {
  position: relative;
  display: flex;
  align-items: center;
}

.search-box input {
  padding: 8px 40px 8px 12px;
  border: 1px solid var(--border-color, #e0e0e0);
  border-radius: 6px;
  background: var(--card-bg, #ffffff);
  color: var(--text-color, #1a1a1a);
  font-size: 14px;
  width: 250px;
}

.search-box svg {
  position: absolute;
  right: 12px;
  color: var(--text-color, #666);
}

.pagination-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

.pagination-controls button {
  padding: 6px 12px;
  border: 1px solid var(--border-color, #e0e0e0);
  border-radius: 4px;
  background: var(--card-bg, #ffffff);
  color: var(--text-color, #1a1a1a);
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s ease;
}

.pagination-controls button:hover:not(:disabled) {
  background: var(--border-color, #e0e0e0);
}

.pagination-controls button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.pagination-info {
  font-size: 14px;
  color: var(--text-color, #666);
}

.table-wrapper {
  flex: 1;
  overflow: auto;
  background: var(--card-bg, #ffffff);
}

#data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

#data-table th {
  position: sticky;
  top: 0;
  background: var(--background-color, #fafafa);
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  border-bottom: 2px solid var(--border-color, #e0e0e0);
  color: var(--text-color, #1a1a1a);
  z-index: 10;
}

#data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color, #e0e0e0);
  color: var(--text-color, #1a1a1a);
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#data-table tr:hover {
  background: rgba(0, 123, 255, 0.05);
}

#data-table tr:nth-child(even) {
  background: rgba(0, 0, 0, 0.02);
}

#data-table tr:nth-child(even):hover {
  background: rgba(0, 123, 255, 0.05);
}

.error-message {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}

.error-content {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  background: #fff3cd;
  border: 1px solid #ffeaa7;
  border-radius: 8px;
  color: #856404;
}

.error-content svg {
  flex-shrink: 0;
}

/* Mobile responsive */
@media (max-width: 768px) {
  .file-viewer-header {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .file-controls {
    justify-content: space-between;
  }

  .table-controls {
    flex-direction: column;
    align-items: stretch;
  }

  .search-box input {
    width: 100%;
  }

  .pagination-controls {
    justify-content: center;
  }

  .info-grid {
    grid-template-columns: 1fr;
  }

  #data-table th,
  #data-table td {
    padding: 8px 12px;
    max-width: 150px;
  }
}

/* Dark mode support - uses SIYA's theme system */
[data-theme="dark"] .file-viewer-container .error-content {
  background: #3d2f00;
  border-color: #5d4500;
  color: #ffd700;
}

[data-theme="dark"] .file-viewer-container-artifact .error-content {
  background: #3d2f00;
  border-color: #5d4500;
  color: #ffd700;
}

/* Loading animation */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(0, 123, 255, 0.3);
  border-radius: 50%;
  border-top-color: #007bff;
  animation: spin 1s ease-in-out infinite;
}

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

/* File type indicators */
.file-type-excel::before {
  content: "📊";
  margin-right: 4px;
}

.file-type-csv::before {
  content: "📄";
  margin-right: 4px;
}

.file-type-xml::before {
  content: "🗂️";
  margin-right: 4px;
}

.file-type-json::before {
  content: "📋";
  margin-right: 4px;
}

/* Highlight search results */
.search-highlight {
  background-color: yellow;
  color: black;
  padding: 1px 2px;
  border-radius: 2px;
}

/* Artifact-specific styles */
.file-viewer-container-artifact {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--card-bg, #ffffff);
  border-radius: 0;
  box-shadow: none;
  overflow: hidden;
  font-size: 14px;
}

.file-viewer-container-artifact .file-viewer-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color, #e0e0e0);
  background: var(--background-color, #fafafa);
}

.file-viewer-container-artifact .file-viewer-header h3 {
  font-size: 16px;
  margin: 0;
}

.file-viewer-container-artifact .file-controls {
  gap: 8px;
}

.file-viewer-container-artifact .export-btn {
  padding: 6px 12px;
  font-size: 13px;
}

.file-viewer-container-artifact .format-selector select {
  padding: 6px 10px;
  font-size: 13px;
}

.file-viewer-container-artifact .file-info {
  padding: 12px 16px;
}

.file-viewer-container-artifact .info-grid {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
}

.file-viewer-container-artifact .info-item label {
  font-size: 13px;
  min-width: 70px;
}

.file-viewer-container-artifact .info-item span {
  font-size: 13px;
}

.file-viewer-container-artifact .table-controls {
  padding: 12px 16px;
  flex-wrap: wrap;
  gap: 8px;
}

.file-viewer-container-artifact .search-box input {
  padding: 6px 30px 6px 10px;
  font-size: 13px;
  width: 200px;
}

.file-viewer-container-artifact .pagination-controls button {
  padding: 4px 8px;
  font-size: 12px;
}

.file-viewer-container-artifact .pagination-info {
  font-size: 12px;
}

.file-viewer-container-artifact #page-info-artifact {
  font-size: 12px;
}

.file-viewer-container-artifact #data-table-artifact {
  font-size: 13px;
}

.file-viewer-container-artifact #data-table-artifact th {
  padding: 8px 12px;
  font-size: 12px;
  font-weight: 600;
}

.file-viewer-container-artifact #data-table-artifact td {
  padding: 8px 12px;
  max-width: 200px;
  font-size: 12px;
}

.file-viewer-container-artifact .tab-item {
  padding: 8px 12px;
  font-size: 13px;
}

.file-viewer-container-artifact .error-content {
  padding: 12px 16px;
  font-size: 13px;
}

/* Compact mobile view for artifacts */
@media (max-width: 768px) {
  .file-viewer-container-artifact .file-viewer-header {
    padding: 8px 12px;
  }
  
  .file-viewer-container-artifact .file-viewer-header h3 {
    font-size: 14px;
  }
  
  .file-viewer-container-artifact .table-controls {
    padding: 8px 12px;
  }
  
  .file-viewer-container-artifact .search-box input {
    width: 100%;
    font-size: 12px;
  }
  
  .file-viewer-container-artifact #data-table-artifact th,
  .file-viewer-container-artifact #data-table-artifact td {
    padding: 6px 8px;
    font-size: 11px;
    max-width: 100px;
  }
}

/* Style overrides for artifact popup integration */
.artifact-content .file-viewer-container-artifact {
  border-radius: 0;
  box-shadow: none;
  background: transparent;
}

.artifact-content .file-viewer-container-artifact .file-viewer-header {
  background: var(--background-color, #f8f9fa);
}

.artifact-content .file-viewer-container-artifact .table-wrapper {
  background: var(--card-bg, #ffffff);
  border-radius: 4px;
  border: 1px solid var(--border-color, #e0e0e0);
}

/* FileView-specific styles */
.file-viewer-container-fileview {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.file-viewer-container-fileview .file-viewer-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color, #e0e0e0);
  background: var(--background-color, #fafafa);
}

.file-viewer-container-fileview .file-viewer-header h3 {
  font-size: 18px;
  margin: 0;
  color: var(--text-color, #1a1a1a);
  font-weight: 600;
}

.file-viewer-container-fileview .file-controls {
  gap: 12px;
}

.file-viewer-container-fileview .export-btn {
  padding: 8px 16px;
  border: 1px solid var(--border-color, #e0e0e0);
  border-radius: 6px;
  background: var(--card-bg, #ffffff);
  color: var(--text-color, #1a1a1a);
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s ease;
}

.file-viewer-container-fileview .export-btn:hover {
  background: var(--border-color, #e0e0e0);
  transform: translateY(-1px);
}

.file-viewer-container-fileview .format-selector select {
  padding: 8px 12px;
  border: 1px solid var(--border-color, #e0e0e0);
  border-radius: 6px;
  background: var(--card-bg, #ffffff);
  color: var(--text-color, #1a1a1a);
  font-size: 14px;
}

.file-viewer-container-fileview .file-info {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color, #e0e0e0);
  background: var(--background-color, #fafafa);
}

.file-viewer-container-fileview .info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.file-viewer-container-fileview .info-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.file-viewer-container-fileview .info-item label {
  font-weight: 600;
  color: var(--text-color, #666);
  min-width: 80px;
  font-size: 14px;
}

.file-viewer-container-fileview .info-item span {
  color: var(--text-color, #1a1a1a);
  font-size: 14px;
}

.file-viewer-container-fileview .file-viewer-tabs {
  border-bottom: 1px solid var(--border-color, #e0e0e0);
  background: var(--background-color, #fafafa);
}

.file-viewer-container-fileview .tab-list {
  display: flex;
  padding: 0 20px;
  overflow-x: auto;
}

.file-viewer-container-fileview .tab-item {
  padding: 12px 16px;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-color, #666);
  white-space: nowrap;
  transition: all 0.2s ease;
}

.file-viewer-container-fileview .tab-item:hover {
  color: var(--text-color, #1a1a1a);
  background: rgba(0, 0, 0, 0.05);
}

.file-viewer-container-fileview .tab-item.active {
  color: #007bff;
  border-bottom-color: #007bff;
  background: var(--card-bg, #ffffff);
}

.file-viewer-container-fileview .table-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color, #e0e0e0);
  background: var(--background-color, #fafafa);
  flex-wrap: wrap;
  gap: 12px;
}

.file-viewer-container-fileview .search-box {
  position: relative;
  display: flex;
  align-items: center;
}

.file-viewer-container-fileview .search-box input {
  padding: 8px 40px 8px 12px;
  border: 1px solid var(--border-color, #e0e0e0);
  border-radius: 6px;
  background: var(--card-bg, #ffffff);
  color: var(--text-color, #1a1a1a);
  font-size: 14px;
  width: 250px;
}

.file-viewer-container-fileview .search-box svg {
  position: absolute;
  right: 12px;
  color: var(--text-color, #666);
}

.file-viewer-container-fileview .pagination-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

.file-viewer-container-fileview .pagination-controls button {
  padding: 6px 12px;
  border: 1px solid var(--border-color, #e0e0e0);
  border-radius: 4px;
  background: var(--card-bg, #ffffff);
  color: var(--text-color, #1a1a1a);
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s ease;
}

.file-viewer-container-fileview .pagination-controls button:hover:not(:disabled) {
  background: var(--border-color, #e0e0e0);
}

.file-viewer-container-fileview .pagination-controls button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.file-viewer-container-fileview .pagination-info {
  font-size: 14px;
  color: var(--text-color, #666);
}

.file-viewer-container-fileview .table-wrapper {
  flex: 1;
  overflow: auto;
  background: var(--card-bg, #ffffff);
}

.file-viewer-container-fileview #data-table-fileview {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.file-viewer-container-fileview #data-table-fileview th {
  position: sticky;
  top: 0;
  background: var(--background-color, #fafafa);
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  border-bottom: 2px solid var(--border-color, #e0e0e0);
  color: var(--text-color, #1a1a1a);
  z-index: 10;
}

.file-viewer-container-fileview #data-table-fileview td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color, #e0e0e0);
  color: var(--text-color, #1a1a1a);
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-viewer-container-fileview #data-table-fileview tr:hover {
  background: rgba(0, 123, 255, 0.05);
}

.file-viewer-container-fileview #data-table-fileview tr:nth-child(even) {
  background: rgba(0, 0, 0, 0.02);
}

.file-viewer-container-fileview #data-table-fileview tr:nth-child(even):hover {
  background: rgba(0, 123, 255, 0.05);
}

.file-viewer-container-fileview .error-message {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}

.file-viewer-container-fileview .error-content {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  background: #fff3cd;
  border: 1px solid #ffeaa7;
  border-radius: 8px;
  color: #856404;
}

.file-viewer-container-fileview .error-content svg {
  flex-shrink: 0;
}

/* Loading indicator styles */
.file-loading-indicator {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.file-loading-indicator .loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(0, 123, 255, 0.3);
  border-radius: 50%;
  border-top-color: #007bff;
  animation: spin 1s ease-in-out infinite;
}

/* Mobile responsive for fileView */
@media (max-width: 768px) {
  .file-viewer-container-fileview {
    margin: 5px;
    height: 85vh;
  }
  
  .file-viewer-container-fileview .file-viewer-header {
    padding: 12px 16px;
  }
  
  .file-viewer-container-fileview .file-viewer-header h3 {
    font-size: 16px;
  }
  
  .file-viewer-container-fileview .file-controls {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }
  
  .file-viewer-container-fileview .table-controls {
    flex-direction: column;
    align-items: stretch;
    padding: 12px 16px;
  }
  
  .file-viewer-container-fileview .search-box input {
    width: 100%;
  }
  
  .file-viewer-container-fileview .pagination-controls {
    justify-content: center;
  }
  
  .file-viewer-container-fileview .info-grid {
    grid-template-columns: 1fr;
  }
  
  .file-viewer-container-fileview #data-table-fileview th,
  .file-viewer-container-fileview #data-table-fileview td {
    padding: 8px 12px;
    max-width: 150px;
    font-size: 13px;
  }
}

/* Dark mode support for fileView */
[data-theme="dark"] .file-viewer-container-fileview .error-content {
  background: #3d2f00;
  border-color: #5d4500;
  color: #ffd700;
}