/* Bus editor: shared Arc Flash dialog, field, result and label styles remain authoritative. */
#bus-editor { z-index: 190; padding: 20px; overflow: hidden; }
#bus-editor .busEditorBox { max-width: 1280px; height: min(900px, calc(100dvh - 40px)); display: flex; flex-direction: column; min-height: 0; }
#bus-editor.isExpanded { padding: 0; }
#bus-editor.isExpanded .busEditorBox { max-width: none; height: 100dvh; margin: 0; }
.busEditorHeadActions, .busEditorNav { display: flex; align-items: center; gap: 8px; }
.busEditorNav select { width: clamp(160px, 18vw, 240px); min-width: 0; }
#bus-editor .startModalHead { flex-shrink: 0; flex-wrap: wrap; gap: 12px; }
#bus-editor-title { margin: 0; }
#bus-editor-title { overflow-wrap: anywhere; }
.busEditorHeading { flex: 1; min-width: 190px; }
#bus-editor-source { margin: 4px 0 0; font-size: 10.5px; }
.busEditorContext { font: 11px/1.5 var(--sans); color: var(--muted); margin: 4px 0 0; }
.busEditorContext summary, #bus-editor-warnings summary { cursor: pointer; font: 11px/1.5 var(--sans); }
.busEditorContext p { margin: 6px 0; }
.busEditorBody { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); flex: 1; min-height: 0; }
.busEditorInputs { min-height: 0; min-width: 0; display: flex; flex-direction: column; border-right: 1px solid var(--hairline); }
/* Matches the established Sizing tables / Properties tab typography and states. */
.busEditorTabs { display: flex; flex-shrink: 0; padding: 4px 0 0; border-bottom: 1px solid var(--hairline); }
.busEditorTabs button { flex: 1; border: 0; border-bottom: 3px solid transparent; background: none; padding: 12px 14px; cursor: pointer; font: 600 11.5px var(--heading); text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.busEditorTabs button[aria-selected="true"], .busEditorTabs button[aria-pressed="true"] { color: var(--ink); border-bottom-color: var(--copper); }
.busEditorTabs button:focus-visible { outline: 2px solid var(--copper); outline-offset: -4px; }
#bus-editor #calc-fields { overflow: auto; padding: 18px 20px 18px 6px; }
.busEditorEquipmentRow { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 12px; align-items: end; }
#bus-editor .busEditorEnclosureHeading { margin-top: 0; }
#bus-editor [hidden] { display: none !important; }
.busEditorPreview { min-width: 0; overflow: auto; padding: 0 0 16px 20px; }
#bus-editor-preview-panel { padding-top: 12px; }
.busEditorPreview .result-hero { margin: 12px 0; }
.busEditorPreview .ie-value { font-size: 40px; }
.busEditorPreview .result-card-value { font-size: 20px; overflow-wrap: anywhere; }
.busEditorPreview .result-grid { gap: 8px; }
.busEditorPreview .result-card { padding: 12px; min-width: 0; }
.busEditorSize { display: flex; align-items: center; gap: 10px; margin-top: 12px; font: 11px var(--sans); color: var(--muted); }
.busEditorSize select { width: auto; }
.busEditorFooter { flex-shrink: 0; border-top: 1px solid var(--hairline); padding-top: 12px; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.busEditorFooter p { margin: 0; max-width: 540px; }
.busEditorFooter .pimActions { flex-shrink: 0; flex-wrap: wrap; }
.busEditorLaunch p { font: 12px/1.5 var(--sans); color: var(--muted); }
.busEditorLabelFrame { width: 100%; overflow: hidden; }
.busEditorLabelFrame .label-card { transform-origin: top left; margin: 0; }
.busEditorDelta { font: 12px/1.5 var(--sans); color: var(--ink); padding: 10px 0; }
.busEditorSummary { font: 12px/1.5 var(--sans); }
.busEditorPreview .warning-banner { margin-bottom: 12px; }
.busEditorPreview .busEditorSubTabs { position: static; padding-top: 0; margin-bottom: 12px; }
#bus-editor-detail-content { display: flex; flex-direction: column; gap: 14px; }
#bus-editor-detail-content > * { min-width: 0; }
#bus-editor-detail-content .method-note, #bus-editor-detail-content .intermediate-panel { overflow-x: auto; }
#bus-editor-detail-content .equip-tag-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
#bus-editor-detail-content .et-val { overflow-wrap: anywhere; }
#bus-editor .device-lock-hint { pointer-events: none; }
.busRowName { min-width: 0; flex: 1; }
.busRowName .slName { display: block; border: 0; background: none; color: var(--ink); text-align: left; padding: 0; cursor: pointer; font: inherit; overflow-wrap: anywhere; }
.busRowName .slMeta { display: block; }
.busEditorRowAction { flex-shrink: 0; }
@media screen {
  #workspace-main { display: block; height: auto; }
  #inputs-col { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 20px; max-width: 1480px; margin: 0 auto; border: 0; overflow: visible; }
  .studyPaletteColumn { min-width: 0; }
  #results-col { display: none; }
  #about-panel { grid-column: 1 / -1; margin-top: 0 !important; }
  #queue-view .queue-list { max-height: 420px; overflow: auto; }
  #queue-body { padding-top: 12px; }
  #queue-view .ql-actions { flex-wrap: wrap; }
  #queue-view .ql-info { min-width: 0; overflow-wrap: anywhere; }
  #queue-view .queue-list li { flex-wrap: wrap; }
}
@media screen and (max-width: 980px) {
  #inputs-col { grid-template-columns: minmax(0, 1fr); }
  #about-panel { margin-bottom: 18px !important; }
}
@media (max-width: 900px) {
  .busEditorFooter { flex-direction: column; align-items: stretch; gap: 8px; }
}
@media (max-width: 760px) {
  #bus-editor { padding: 0; }
  #bus-editor .busEditorBox { height: 100dvh; margin: 0; padding: 12px; }
  #bus-editor .busEditorBody { display: block; overflow: auto; }
  .busEditorInputs { border-right: 0; }
  #bus-editor #calc-fields { overflow: visible; padding: 14px 6px; }
  .busEditorEquipmentRow { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .busEditorPreview { overflow: visible; padding: 0 0 14px; border-top: 1px solid var(--hairline); }
  .busEditorTabs { position: sticky; top: 0; z-index: 2; background: var(--panel); }
  .busEditorTabs button { padding: 12px 8px; font-size: 11px; }
  .busEditorNav { gap: 4px; order: 3; width: 100%; }
  .busEditorNav select { width: auto; flex: 1; }
  .busEditorHeadActions { margin-left: auto; }
  .busEditorNav .barBtn { padding: 8px 6px; }
  #bus-editor-expand { display: none; }
  .busEditorFooter p { font-size: 11px; }
  .busEditorFooter .pimActions { justify-content: space-between; gap: 4px; }
  .busEditorFooter .barBtn { padding: 8px; }
}
@media screen and (max-width: 600px) {
  #buses-list li[data-id] { display: grid; grid-template-columns: 16px minmax(0, 1fr); }
  #buses-list .busSelect { grid-column: 1; grid-row: 1; }
  #buses-list .busRowName { grid-column: 2; }
  #buses-list .busEditorRowAction { grid-column: 2; justify-self: start; }
}
@media print { #bus-editor { display: none !important; } }