* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  overflow: hidden;
  background-color: #f5f5f5;
  margin: 0;
  padding: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
}

.toolbar {
  background-color: #f5f5f5;
  border-bottom: 1px solid #e0e0e0;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  gap: 15px;
  height: 50px;
  flex-shrink: 0;
}

.toolbar-spacer {
  flex: 1;
}

.toolbar-info {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: #666;
}

.toolbar-info .separator {
  color: #ccc;
}

.project-selector {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-right: 20px;
}

.project-selector label {
  font-size: 13px;
  font-weight: 500;
  color: #666;
}

.view-switcher-group {
  display: flex;
  gap: 15px;
  align-items: center;
}

.view-switcher {
  display: flex;
  gap: 0;
  border: 1px solid #e0e0e0;
  border-radius: 5px;
  overflow: hidden;
  background-color: white;
}

.btn-view {
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 500;
  background-color: white;
  color: #666;
  border: none;
  border-right: 1px solid #e0e0e0;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-view:last-child {
  border-right: none;
}

.btn-view:hover:not(.active) {
  background-color: #f5f5f5;
  color: #333;
}

.btn-view.active {
  background-color: #4A90E2;
  color: white;
  font-weight: 600;
}

.form-select {
  padding: 6px 12px;
  border: 1px solid #e0e0e0;
  border-radius: 5px;
  font-size: 13px;
  background-color: white;
  cursor: pointer;
  min-width: 200px;
}

.form-select:focus {
  outline: none;
  border-color: #4A90E2;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 500;
  background-color: #fff;
  color: #333;
  border: 1px solid #e0e0e0;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-sm:hover {
  background-color: #f5f5f5;
  border-color: #4A90E2;
}

.zoom-input {
  width: 60px;
  padding: 6px 8px;
  font-size: 13px;
  font-weight: 500;
  background-color: #fff;
  color: #333;
  border: 1px solid #e0e0e0;
  border-radius: 4px;
  text-align: center;
  transition: all 0.2s ease;
}

.zoom-input:focus {
  outline: none;
  border-color: #4A90E2;
  background-color: #f0f7ff;
}

.zoom-input:hover {
  border-color: #4A90E2;
}

.zoom-unit {
  font-size: 13px;
  font-weight: 500;
  color: #666;
  margin-left: -8px;
}

.btn {
  padding: 10px 20px;
  border: none;
  border-radius: 5px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-primary {
  background-color: #4A90E2;
  color: white;
}

.btn-primary:hover {
  background-color: #357ABD;
  box-shadow: 0 2px 8px rgba(74, 144, 226, 0.3);
}

.btn-secondary {
  background-color: #f5f5f5;
  color: #333;
}

.btn-secondary:hover {
  background-color: #e0e0e0;
}

/* Main Content Area with Split Panes */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

.canvas-pane {
  flex: 1;
  overflow: hidden;
  position: relative;
  min-height: 200px;
}

#canvasWrapper {
  width: 100%;
  height: 100%;
}

.resize-handle {
  height: 6px;
  background-color: #e0e0e0;
  cursor: ns-resize;
  position: relative;
  flex-shrink: 0;
  transition: background-color 0.2s ease;
}

.resize-handle:hover {
  background-color: #4A90E2;
}

.resize-handle.hidden {
  display: none;
}

.table-pane {
  display: flex;
  flex-direction: column;
  background-color: #fff;
  overflow: hidden;
  min-height: 150px;
  height: 300px;
}

.table-pane.hidden {
  display: none;
}

/* Context Menu */
.context-menu {
  position: fixed;
  background-color: white;
  border: 1px solid #e0e0e0;
  border-radius: 6px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  min-width: 200px;
  z-index: 1000;
  overflow: hidden;
}

.context-menu.hidden {
  display: none;
}

.context-menu ul {
  list-style: none;
  margin: 0;
  padding: 5px 0;
}

.context-menu li {
  padding: 10px 20px;
  cursor: pointer;
  font-size: 14px;
  color: #333;
  transition: background-color 0.15s ease;
}

.context-menu li:hover {
  background-color: #f5f5f5;
}

.context-menu li.divider {
  height: 1px;
  background-color: #e0e0e0;
  margin: 5px 0;
  padding: 0;
  cursor: default;
}

.context-menu li.divider:hover {
  background-color: #e0e0e0;
}

.context-menu li.menu-header {
  padding: 8px 20px 4px 20px;
  font-size: 12px;
  font-weight: 600;
  color: #999;
  text-transform: uppercase;
  cursor: default;
  pointer-events: none;
}

.context-menu li.menu-header:hover {
  background-color: transparent;
}

.context-menu li.spacing-control {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 20px;
  cursor: default;
}

.context-menu li.spacing-control:hover {
  background-color: #f5f5f5;
}

.context-menu .spacing-label {
  font-size: 13px;
  color: #333;
}

.context-menu .spacing-buttons {
  display: flex;
  gap: 4px;
}

.context-menu .spacing-btn {
  width: 24px;
  height: 24px;
  padding: 0;
  border: 1px solid #e0e0e0;
  border-radius: 3px;
  background-color: #fff;
  color: #333;
  font-size: 16px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.context-menu .spacing-btn:hover {
  background-color: #4A90E2;
  color: white;
  border-color: #4A90E2;
}

.context-menu .submenu-indicator {
  float: right;
  margin-left: 10px;
}

/* Modal */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}

.modal.hidden {
  display: none;
}

.modal-content {
  background-color: white;
  border-radius: 8px;
  min-width: 400px;
  max-width: 600px;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.modal-content.modal-large {
  max-width: 800px;
  min-width: 600px;
}

.modal-header {
  padding: 20px;
  border-bottom: 1px solid #e0e0e0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  font-size: 18px;
  color: #333;
  font-weight: 600;
}

.modal-close {
  background: none;
  border: none;
  font-size: 24px;
  color: #999;
  cursor: pointer;
  padding: 0;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: all 0.2s ease;
}

.modal-close:hover {
  background-color: #f5f5f5;
  color: #333;
}

.modal-body {
  padding: 20px;
  overflow-y: auto;
}

.port-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
  gap: 10px;
}

.port-button {
  padding: 12px;
  border: 2px solid #e0e0e0;
  border-radius: 6px;
  background-color: #fff;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.2s ease;
  text-align: center;
}

.port-button:hover:not(.used) {
  border-color: #4A90E2;
  background-color: #f0f7ff;
  transform: translateY(-2px);
}

.port-button.used {
  background-color: #f5f5f5;
  color: #999;
  cursor: not-allowed;
  border-color: #d0d0d0;
}

.port-button.selected {
  background-color: #4A90E2;
  color: white;
  border-color: #4A90E2;
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
  background: #c0c0c0;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #a0a0a0;
}

/* Form Elements */
.form-section {
  margin-bottom: 25px;
  padding: 15px;
  background-color: #f9f9f9;
  border-radius: 6px;
}

.form-section h4 {
  margin: 0 0 15px 0;
  font-size: 15px;
  font-weight: 600;
  color: #333;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
  margin-bottom: 15px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 500;
  color: #333;
}

.form-input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #e0e0e0;
  border-radius: 5px;
  font-size: 14px;
  transition: border-color 0.2s ease;
  font-family: inherit;
}

.form-input:focus {
  outline: none;
  border-color: #4A90E2;
}

textarea.form-input {
  resize: vertical;
  min-height: 80px;
}

.radio-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.radio-group label {
  display: flex;
  align-items: center;
  font-weight: normal;
  cursor: pointer;
}

.radio-group input[type="radio"] {
  margin-right: 8px;
  cursor: pointer;
}

.modal-footer {
  margin-top: 20px;
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

/* Device Type Grid */
.device-type-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
  margin-top: 10px;
}

.device-type-card {
  background-color: #f9f9f9;
  border: 2px solid #e0e0e0;
  border-radius: 6px;
  padding: 15px;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
}

.device-type-card:hover {
  background-color: #f0f0f0;
  border-color: #4A90E2;
  transform: translateY(-2px);
  box-shadow: 0 2px 8px rgba(74, 144, 226, 0.2);
}

.device-type-card .device-type-name {
  font-size: 14px;
  font-weight: 500;
  color: #333;
  margin-bottom: 6px;
}

.device-type-card .device-type-ports {
  font-size: 12px;
  color: #666;
}

/* Preview Box */
.preview-box {
  margin-top: 15px;
  padding: 12px;
  background-color: #fff;
  border: 1px solid #e0e0e0;
  border-radius: 5px;
}

.preview-box strong {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  color: #666;
}

.preview-names {
  font-family: 'Courier New', monospace;
  font-size: 14px;
  color: #4A90E2;
  font-weight: 600;
}

/* Projects List */
.projects-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.project-card {
  background-color: #f9f9f9;
  border: 2px solid #e0e0e0;
  border-radius: 6px;
  padding: 15px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.2s ease;
}

.project-card:hover {
  background-color: #f5f5f5;
  border-color: #d0d0d0;
}

.project-card.active {
  background-color: #e3f2fd;
  border-color: #4A90E2;
}

.project-info {
  flex: 1;
}

.project-name {
  font-size: 16px;
  font-weight: 600;
  color: #333;
  margin-bottom: 4px;
}

.project-description {
  font-size: 13px;
  color: #666;
  margin-bottom: 6px;
}

.project-meta {
  font-size: 12px;
  color: #999;
}

.project-actions {
  display: flex;
  gap: 8px;
}

.btn-icon {
  padding: 8px 12px;
  border: none;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  background-color: #fff;
  color: #666;
  border: 1px solid #e0e0e0;
}

.btn-icon:hover {
  background-color: #f5f5f5;
  color: #333;
}

.btn-danger {
  background-color: #fff;
  color: #d32f2f;
  border-color: #d32f2f;
}

.btn-danger:hover {
  background-color: #d32f2f;
  color: white;
}

.btn-success {
  background-color: #4CAF50;
  color: white;
  border-color: #4CAF50;
}

.btn-success:hover {
  background-color: #45a049;
}

.table-toolbar {
  padding: 10px 15px;
  border-bottom: 1px solid #e0e0e0;
  background-color: #f9f9f9;
  display: flex;
  gap: 10px;
  align-items: center;
  flex-shrink: 0;
}

#tableContent {
  flex: 1;
  width: 100%;
  overflow: hidden;
}

/* ag-Grid customization */
.ag-theme-alpine {
  --ag-header-height: 40px;
  --ag-row-height: 35px;
  --ag-font-size: 13px;
  --ag-header-foreground-color: #333;
  --ag-header-background-color: #f5f5f5;
  --ag-odd-row-background-color: #fafafa;
  --ag-row-hover-color: #f0f7ff;
  --ag-selected-row-background-color: #e3f2fd;
}