/* CAD Workbench Editor Layout, Hydraulic Library & Technical Canvas - v1.90 */

#editor-workspace {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100vh;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 50;
  background-color: var(--bg-app);
}

#topbar-container {
  height: var(--topbar-height);
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
  z-index: 20;
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 16px;
  gap: 12px;
}

.topbar-section {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-back-nav {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background-color: var(--bg-app);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}
.btn-back-nav:hover {
  background-color: var(--bg-surface-elevated);
  border-color: #38bdf8;
}

.topbar-divider {
  width: 1px;
  height: 22px;
  background-color: var(--border-color);
}

.scheme-name-input {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 4px;
  transition: all 0.15s ease;
  width: 240px;
}
.scheme-name-input:hover {
  background-color: rgba(255, 255, 255, 0.05);
  border-color: var(--border-color);
}
.scheme-name-input:focus {
  background-color: var(--bg-input);
  border-color: var(--border-focus);
  outline: none;
}

.doc-type-select {
  background-color: var(--bg-app);
  border: 1px solid var(--border-color);
  color: #38bdf8;
  font-size: 11px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 4px;
  outline: none;
  cursor: pointer;
}
.doc-type-select.defined { color: #34d399; }
.doc-type-select.draft { color: #fbbf24; }

/* Primary CAD Tool Modes */
.primary-tools-group {
  display: inline-flex;
  background-color: var(--bg-app);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 2px;
  gap: 2px;
}

.btn-tool-mode {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 500;
  padding: 5px 10px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
}
.btn-tool-mode:hover { color: var(--text-primary); }
.btn-tool-mode.active {
  background-color: var(--accent-primary);
  color: #ffffff;
  font-weight: 600;
}
.btn-tool-mode.connect-active {
  background-color: var(--accent-teal);
  color: #ffffff;
}

.btn-group { display: inline-flex; gap: 3px; }

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background-color: var(--bg-app);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
}
.btn-icon:hover:not(:disabled) {
  background-color: var(--bg-surface-elevated);
  color: var(--text-primary);
  border-color: #38bdf8;
}
.btn-icon:disabled { opacity: 0.35; cursor: not-allowed; }

/* Ultra Smooth Infinite Zoom Bar (10% to 1000%) */
.zoom-controls {
  display: flex;
  align-items: center;
  gap: 4px;
  background-color: var(--bg-app);
  padding: 2px 6px;
  border-radius: 6px;
  border: 1px solid var(--border-color);
}
.zoom-preset-select {
  background: transparent;
  border: none;
  color: #38bdf8;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  outline: none;
  cursor: pointer;
  padding: 2px 4px;
}
.zoom-preset-select option {
  background-color: var(--bg-surface);
  color: var(--text-primary);
}

.save-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  padding: 4px 8px;
  border-radius: 4px;
}
.save-dot { width: 6px; height: 6px; border-radius: 50%; }
.save-status.saved .save-dot { background-color: var(--accent-success); }
.save-status.saved { color: var(--text-muted); }
.save-status.saving .save-dot { background-color: #f59e0b; animation: pulse-dot 1s infinite alternate; }
.save-status.saving { color: #f59e0b; }

@keyframes pulse-dot {
  from { opacity: 0.4; transform: scale(0.8); }
  to { opacity: 1; transform: scale(1.2); }
}

/* Workspace main layout */
#workspace-layout {
  display: flex;
  flex: 1;
  height: calc(100vh - var(--topbar-height));
  position: relative;
  overflow: hidden;
}

/* Left Hydraulic Library Drawer */
#library-container {
  width: var(--library-width);
  background-color: var(--bg-surface);
  border-right: 1px solid var(--border-color);
  flex-shrink: 0;
  z-index: 10;
  display: flex;
  flex-direction: column;
}

.library-header {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.library-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.library-search-wrap {
  padding: 8px 10px;
  border-bottom: 1px solid var(--border-color);
}
.library-search-input {
  width: 100%;
  background-color: var(--bg-app);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-size: 11px;
  padding: 5px 8px;
  border-radius: 4px;
  outline: none;
}
.library-search-input:focus { border-color: var(--border-focus); }

.library-accordion {
  flex: 1;
  overflow-y: auto;
  padding: 8px 6px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.library-category {
  border: 1px solid var(--border-color);
  border-radius: 6px;
  overflow: hidden;
  background-color: rgba(8, 12, 20, 0.4);
}

.category-header {
  padding: 8px 10px;
  background-color: rgba(15, 23, 38, 0.7);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-primary);
}
.category-header:hover { background-color: var(--bg-surface-elevated); }
.category-arrow { font-size: 9px; color: var(--text-muted); transition: transform 0.15s ease; }
.library-category.collapsed .category-arrow { transform: rotate(-90deg); }
.library-category.collapsed .category-items-grid { display: none; }

.category-items-grid {
  padding: 6px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
}

.library-item-card {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: 5px;
  background-color: var(--bg-app);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 500;
  cursor: grab;
  user-select: none;
  transition: all 0.15s ease;
}
.library-item-card:hover {
  background-color: var(--bg-surface-elevated);
  border-color: #38bdf8;
  color: var(--text-primary);
  transform: translateX(2px);
}
.library-item-card:active { cursor: grabbing; }

.library-item-icon {
  width: 18px;
  height: 18px;
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* Canvas Viewport */
#canvas-container {
  flex: 1;
  height: 100%;
  position: relative;
  background-color: var(--bg-app);
  overflow: hidden;
}

/* Contextual Right Panel */
#property-panel-container {
  width: var(--panel-width);
  background-color: var(--bg-surface);
  border-left: 1px solid var(--border-color);
  flex-shrink: 0;
  z-index: 10;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

/* Interactive Connection Ports */
.port-circle {
  transition: r 0.1s ease, fill 0.1s ease;
  cursor: crosshair;
}
.port-circle:hover {
  r: 2.4 !important;
  fill: #38bdf8 !important;
  stroke: #ffffff !important;
  stroke-width: 0.6 !important;
}

/* High Precision Pipe Elements */
.pipe-element path.vis-path {
  transition: stroke 0.15s ease;
}
.pipe-element:hover path.vis-path {
  stroke: #38bdf8 !important;
}
.pipe-element.selected path.vis-path {
  stroke: #0284c7 !important;
}

/* Callout badge circle (❶, ❷, ❸...) */
.callout-badge-g {
  cursor: move;
  user-select: none;
}
.callout-badge-circle {
  fill: #000000;
  stroke: #ffffff;
  stroke-width: 0.35;
}
.callout-badge-text {
  font-family: var(--font-sans);
  font-size: 3.2px;
  font-weight: 800;
  fill: #ffffff;
  text-anchor: middle;
  dominant-baseline: central;
}