/* DVS Catalog V4 — two columns + long order sidebar.
   App-level layout has only two columns: MAIN WORKSPACE | ORDER SIDEBAR.
   Categories and positions are internal catalog navigation, never app columns. */

body[data-app-mode="database"] {
  --v4-sidebar-w: 360px;
  --v4-category-w: 252px;
  --v4-category-indent: 18px;
  --v4-toolbar-h: var(--ui-toolbar-h);
  --v4-order-header-h: 88px;
  --v4-order-footer-h: 108px;
  --v4-breadcrumb-h: 36px;
  --v4-list-header-h: 44px;
  --v4-row-action-w: var(--ui-row-action, 36px);
}

/* ================================================================
   APP FOUNDATION — exact two-column long-sidebar pattern
   ================================================================ */
@media (min-width: 1100px) {
  html,
  body[data-app-mode="database"] {
    width: 100%;
    height: 100%;
    min-height: 0;
    overflow: hidden;
  }

  body[data-app-mode="database"] .app-shell {
    width: 100%;
    height: 100dvh;
    min-height: 0;
    overflow: hidden;
  }

  body[data-app-mode="database"] .app-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) var(--v4-sidebar-w);
    grid-template-rows: minmax(0, 1fr);
    width: 100%;
    height: 100dvh;
    min-width: 0;
    min-height: 0;
    overflow: hidden;
    border: 0;
  }

  body[data-app-mode="database"] .interaction-column {
    display: none;
  }

  body[data-app-mode="database"] .database-constructor {
    grid-column: 1;
    grid-row: 1;
    width: 100%;
    height: 100%;
    min-width: 0;
    min-height: 0;
    overflow: hidden;
    border: 0;
    border-right: 1px solid var(--ui-border);
  }

  body[data-app-mode="database"] .order-panel {
    grid-column: 2;
    grid-row: 1;
    position: static;
    inset: auto;
    width: var(--v4-sidebar-w);
    height: 100%;
    min-width: var(--v4-sidebar-w);
    max-width: var(--v4-sidebar-w);
    min-height: 0;
    overflow: hidden;
    transform: none;
    border: 0;
  }
}

/* ================================================================
   MAIN WORKSPACE
   ================================================================ */
body[data-app-mode="database"] .catalog-v2,
body[data-app-mode="database"] .catalog-v2__layout,
body[data-app-mode="database"] .catalog-v2__stage,
body[data-app-mode="database"] .catalog-target__viewport,
body[data-app-mode="database"] .catalog-target__workspace {
  width: 100%;
  min-width: 0;
  min-height: 0;
}

body[data-app-mode="database"] .catalog-v2 {
  container: catalog-shell / inline-size;
  height: 100%;
  overflow: hidden;
  background: var(--ui-surface);
}

body[data-app-mode="database"] .catalog-v2__layout {
  display: block;
  height: 100%;
}

body[data-app-mode="database"] .catalog-v2__stage {
  position: relative;
  display: grid;
  grid-template-rows: var(--v4-toolbar-h) minmax(0, 1fr);
  height: 100%;
  overflow: hidden;
}

/* Old migration/debug elements are not part of V4 geometry. */
body[data-app-mode="database"] .catalog-target__inspector-parking{
  display: none !important;
}

/* ================================================================
   MAIN TOOLBAR — one stable 64px row
   ================================================================ */
body[data-app-mode="database"] .catalog-target__header {
  grid-row: 1;
  display: flex;
  align-items: center;
  width: 100%;
  height: var(--v4-toolbar-h);
  min-width: 0;
  min-height: var(--v4-toolbar-h);
  padding: 6px 12px;
  border-bottom: 1px solid var(--ui-border);
  background: var(--ui-surface);
}


body[data-app-mode="database"] .catalog-target__toolbar {
  display: grid;
  grid-template-columns: 112px minmax(240px, 1fr) auto;
  grid-template-rows: var(--ui-control-h);
  align-items: stretch;
  gap: var(--ui-gap);
  width: 100%;
  min-width: 0;
}

body[data-app-mode="database"] .catalog-vehicle-switcher {
  position: relative;
  z-index: 70;
  min-width: 0;
}

body[data-app-mode="database"] .catalog-vehicle-switcher > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  height: var(--ui-control-h);
  padding: 0 var(--ui-pad-x);
  border: 1px solid var(--ui-border);
  background: var(--ui-surface);
  cursor: pointer;
  list-style: none;
}
body[data-app-mode="database"] .catalog-vehicle-switcher > summary::-webkit-details-marker { display: none; }
body[data-app-mode="database"] .catalog-vehicle-switcher > summary strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: var(--ui-font-md);
  font-weight: 600;
}
body[data-app-mode="database"] .catalog-vehicle-switcher[open] > summary {
  border-color: var(--ui-border-strong);
}

body[data-app-mode="database"] .catalog-vehicle-switcher__panel {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 90;
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
  width: min(360px, calc(100vw - 24px));
  height: min(580px, calc(100dvh - 88px));
  min-width: 0;
  min-height: 260px;
  padding: 10px;
  overflow: hidden;
  border: 1px solid var(--ui-border-strong);
  background: var(--ui-surface);
}
body[data-app-mode="database"] .catalog-vehicle-switcher__panel .catalog-v2__local-search { margin: 0 0 8px; }
body[data-app-mode="database"] .catalog-vehicle-switcher__panel .catalog-v2__list-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 32px;
  padding: 0 4px;
  color: var(--ui-muted);
  font-size: var(--ui-font-xs);
}
body[data-app-mode="database"] .catalog-vehicle-switcher__panel > .database-flow-list {
  display: block;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  scrollbar-gutter: stable;
}
body[data-app-mode="database"] .catalog-vehicle-switcher__panel .database-flow-option {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 18px;
  align-items: center;
  width: 100%;
  min-height: var(--ui-row-dense-h);
  padding: 7px 10px;
  border-bottom: 1px solid var(--ui-border);
  text-align: left;
}
body[data-app-mode="database"] .catalog-vehicle-switcher__panel .database-flow-option__copy strong,
body[data-app-mode="database"] .catalog-vehicle-switcher__panel .database-flow-option__copy small { display: block; }
body[data-app-mode="database"] .catalog-vehicle-switcher__panel .database-flow-option__copy strong { font-size: var(--ui-font-md); }
body[data-app-mode="database"] .catalog-vehicle-switcher__panel .database-flow-option__copy small { margin-top: 2px; color: var(--ui-muted); font-size: var(--ui-font-xs); }
body[data-app-mode="database"] .catalog-vehicle-switcher__panel .database-flow-option.is-active { background: var(--ui-selected); color: var(--ui-text); }

body[data-app-mode="database"] .catalog-target__search {
  width: 100%;
  min-width: 0;
}
body[data-app-mode="database"] .catalog-target__search .catalog-global-search__label {
  display: grid;
  place-items: center;
  width: var(--ui-control-h);
  flex: 0 0 var(--ui-control-h);
  border-right: 1px solid var(--ui-border);
  color: var(--ui-muted);
}
body[data-app-mode="database"] .catalog-target__search kbd {
  display: grid;
  place-items: center;
  height: 100%;
  padding: 0 10px;
  border-left: 1px solid var(--ui-border);
  color: var(--ui-muted);
  font-size: var(--ui-font-xs);
  white-space: nowrap;
}

body[data-app-mode="database"] .catalog-target__actions {
  display: grid;
  grid-template-columns: auto auto;
  gap: var(--ui-gap);
  min-width: max-content;
}
body[data-app-mode="database"] .catalog-target__actions .ui-button { white-space: nowrap; }

/* Search results are an overlay. They never add a grid row or move the catalog. */
body[data-app-mode="database"] .catalog-global-results {
  position: absolute;
  z-index: 80;
  top: var(--v4-toolbar-h);
  left: 124px;
  right: 12px;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  max-height: min(520px, calc(100dvh - var(--v4-toolbar-h) - 16px));
  overflow: hidden;
  border: 1px solid var(--ui-border-strong);
  border-top: 0;
  background: var(--ui-surface);
}
body[data-app-mode="database"] .catalog-global-results[hidden] { display: none !important; }
body[data-app-mode="database"] .catalog-global-results > header,
body[data-app-mode="database"] .catalog-global-results > footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 36px;
  padding: 0 12px;
  border-bottom: 1px solid var(--ui-border);
  color: var(--ui-muted);
  font-size: var(--ui-font-xs);
}
body[data-app-mode="database"] .catalog-global-results > footer { border-top: 1px solid var(--ui-border); border-bottom: 0; }
body[data-app-mode="database"] .catalog-global-results__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  min-height: 0;
  overflow-y: auto;
  scrollbar-gutter: stable;
}
body[data-app-mode="database"] .catalog-global-results__list button {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  grid-template-rows: auto auto;
  gap: 2px 10px;
  min-height: var(--ui-row-h);
  padding: 9px 12px;
  border-right: 1px solid var(--ui-border);
  border-bottom: 1px solid var(--ui-border);
  text-align: left;
}
body[data-app-mode="database"] .catalog-global-results__list button > span { grid-row: 1 / 3; color: var(--ui-muted); font-size: var(--ui-font-xs); }
body[data-app-mode="database"] .catalog-global-results__list strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
body[data-app-mode="database"] .catalog-global-results__list small { overflow: hidden; color: var(--ui-muted); font-size: var(--ui-font-xs); text-overflow: ellipsis; white-space: nowrap; }
body[data-app-mode="database"] .catalog-global-results__empty { padding: 18px; }
body[data-app-mode="database"] .catalog-global-results__empty strong,
body[data-app-mode="database"] .catalog-global-results__empty small { display: block; }
body[data-app-mode="database"] .catalog-global-results__empty small { margin-top: 4px; color: var(--ui-muted); }

/* ================================================================
   CATALOG BODY — internal navigation only, not app columns
   ================================================================ */
body[data-app-mode="database"] .catalog-target__viewport {
  grid-row: 2;
  height: 100%;
  overflow: hidden;
}
body[data-app-mode="database"] .catalog-target__workspace {
  container: catalog-content / inline-size;
  display: grid;
  grid-template-columns: var(--v4-category-w) minmax(0, 1fr);
  height: 100%;
  overflow: hidden;
}

/* Categories: one header + one list scroll owner. */
body[data-app-mode="database"] .catalog-target__categories {
  display: grid;
  grid-template-rows: var(--ui-section-h) minmax(0, 1fr);
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  border-right: 1px solid var(--ui-border);
  background: var(--ui-surface);
}
body[data-app-mode="database"] .catalog-target__section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--ui-section-h);
  padding: 0 12px;
  border-bottom: 1px solid var(--ui-border);
}
body[data-app-mode="database"] .catalog-target__section-header strong { font-size: var(--ui-font-xs); font-weight: 600; text-transform: uppercase; }
body[data-app-mode="database"] .catalog-target__section-header small { color: var(--ui-muted); font-size: var(--ui-font-xs); }

body[data-app-mode="database"] .catalog-target__categories .catalog-v2__taxonomy {
  display: block;
  min-height: 0;
  overflow: hidden;
}
body[data-app-mode="database"] .catalog-target__categories .database-level-heading, body[data-app-mode="database"] .catalog-target__categories .database-scope-breadcrumb{
  display: none !important;
}
body[data-app-mode="database"] .catalog-target__categories .database-taxonomy-level-list {
  display: block !important;
  width: 100%;
  height: 100%;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  scrollbar-gutter: stable;
}
body[data-app-mode="database"] .catalog-target__categories .database-level-option {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  width: 100%;
  min-height: var(--ui-row-h);
  padding: 8px 12px;
  border: 0;
  border-bottom: 1px solid var(--ui-border);
  background: var(--ui-surface);
  text-align: left;
}
body[data-app-mode="database"] .catalog-target__categories .database-level-option__copy { display: contents; }
body[data-app-mode="database"] .catalog-target__categories .database-level-option strong {
  min-width: 0;
  overflow: hidden;
  font-size: var(--ui-font-sm);
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}
body[data-app-mode="database"] .catalog-target__categories .database-level-option small {
  min-width: 30px;
  padding: 2px 5px;
  border: 1px solid var(--ui-border);
  color: var(--ui-muted);
  font-size: var(--ui-font-xs);
  text-align: center;
  font-variant-numeric: tabular-nums;
}
body[data-app-mode="database"] .catalog-target__categories .database-level-option__arrow { display: none; }
body[data-app-mode="database"] .catalog-target__categories .database-level-option:hover { background: var(--ui-hover); }
body[data-app-mode="database"] .catalog-target__categories .database-level-option.is-active {
  background: var(--ui-selected);
  color: var(--ui-text);
  box-shadow: inset 3px 0 0 var(--ui-selection-rail);
}
body[data-app-mode="database"] .catalog-target__categories .database-level-option.is-active small { border-color: var(--ui-border-strong); color: inherit; }
body[data-app-mode="database"] .catalog-target__categories .database-level-option--subcategory {
  min-height: var(--ui-row-dense-h);
  padding-left: 24px;
  background: var(--ui-surface-raised);
}
body[data-app-mode="database"] .catalog-target__categories .database-level-option--subcategory strong { font-weight: 500; }
body[data-app-mode="database"] .database-taxonomy-empty { padding: 16px 12px; color: var(--ui-muted); font-size: var(--ui-font-sm); }

/* Positions: breadcrumb + stable list header + one list scroll owner. */
body[data-app-mode="database"] .catalog-target__positions {
  display: grid !important;
  grid-template-rows: auto var(--v4-list-header-h) minmax(0, 1fr) !important;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  padding: 0 !important;
  overflow: hidden;
  background: var(--ui-surface);
}
body[data-app-mode="database"] .catalog-target__positions-breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: var(--v4-breadcrumb-h);
  padding: 0 14px;
  overflow-x: auto;
  border-bottom: 1px solid var(--ui-border);
  color: var(--ui-muted);
  white-space: nowrap;
  scrollbar-width: none;
}
body[data-app-mode="database"] .catalog-target__positions-breadcrumb[hidden] { display: none !important; }
body[data-app-mode="database"] .catalog-target__positions-breadcrumb::-webkit-scrollbar { display: none; }
body[data-app-mode="database"] .catalog-target__positions-breadcrumb button { color: inherit; font-size: var(--ui-font-sm); text-decoration: underline; text-underline-offset: 3px; }
body[data-app-mode="database"] .catalog-target__positions-breadcrumb button[aria-current="page"] { color: var(--ui-text); font-weight: 600; text-decoration: none; }
body[data-app-mode="database"] .catalog-target__positions-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-width: 0;
  height: var(--v4-list-header-h);
  padding: 0 14px;
  border-bottom: 1px solid var(--ui-border);
  background: var(--ui-surface);
}
body[data-app-mode="database"] .catalog-target__positions-header > div { min-width: 0; }
body[data-app-mode="database"] .catalog-target__positions-header strong,
body[data-app-mode="database"] .catalog-target__positions-header small { display: block; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
body[data-app-mode="database"] .catalog-target__positions-header strong { font-size: var(--ui-font-sm); font-weight: 600; }
body[data-app-mode="database"] .catalog-target__positions-header small { margin-top: 1px; color: var(--ui-muted); font-size: var(--ui-font-xs); }
body[data-app-mode="database"] .catalog-target__positions-header > b { color: var(--ui-muted); font-size: var(--ui-font-xs); font-weight: 500; font-variant-numeric: tabular-nums; }
body[data-app-mode="database"] .catalog-target__position-list {
  display: block !important;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  overflow-anchor: none;
  scrollbar-gutter: stable;
  overscroll-behavior: contain;
}

/* ================================================================
   P3 — POSITION ROW / STABLE GEOMETRY
   Feature CSS owns only placement. UI Core owns row height, padding,
   typography, borders and interaction states.
   ================================================================ */
body[data-app-mode="database"] .catalog-target__positions .database-flow-option-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--ui-row-action);
  grid-template-rows: var(--ui-row-relaxed-h);
  width: 100%;
  min-width: 0;
  min-height: var(--ui-row-relaxed-h);
  contain: layout style;
}
body[data-app-mode="database"] .catalog-target__positions .database-flow-option-shell > .database-flow-option {
  min-width: 0;
}
body[data-app-mode="database"] .catalog-target__positions .database-flow-option__copy {
  min-width: 0;
}
/* Position rows deliberately have no internal chevron: RowAction is the single visible action. */
body[data-app-mode="database"] .catalog-target__positions .database-flow-option__arrow {
  display: none !important;
}
body[data-app-mode="database"] .catalog-target__positions .catalog-position-quick-add {
  align-self: center;
  justify-self: center;
  position: relative;
  padding: 0 !important;
}
body[data-app-mode="database"] .catalog-target__positions .catalog-position-quick-add > span {
  position: relative;
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  border: 0 !important;
  font-size: 0;
}
body[data-app-mode="database"] .catalog-target__positions .catalog-position-quick-add.is-ready > span::before {
  content: "+1";
  font-size: var(--ui-font-xs);
  font-weight: 700;
  line-height: 1;
}
body[data-app-mode="database"] .catalog-target__positions .catalog-position-quick-add.is-configure > span::before {
  content: "";
  width: 8px;
  height: 8px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: rotate(-45deg) translate(-1px, -1px);
}
body[data-app-mode="database"] .catalog-target__positions .catalog-position-quick-add.is-collapse > span::before {
  content: "";
  width: 11px;
  height: 1px;
  background: currentColor;
}
body[data-app-mode="database"] .catalog-target__positions .database-flow-option-shell.has-inline-editor {
  grid-template-rows: var(--ui-row-relaxed-h) auto;
}

/* Inline editor is part of the selected list item and never becomes a viewport. */
body[data-app-mode="database"] .catalog-target__positions .database-flow-option-shell.has-inline-editor > .catalog-target__inline-editor {
  grid-column: 1 / -1;
  grid-row: 2;
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  width: 100%;
  height: auto !important;
  min-width: 0;
  min-height: 0 !important;
  max-height: none !important;
  overflow: visible !important;
  border-top: 1px solid var(--ui-border);
  background: var(--ui-expanded);
}
body[data-app-mode="database"] .catalog-target__inline-editor[data-workflow-state="empty"] {
  display: none !important;
}
body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__inspector-header, body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__attribute-search, body[data-app-mode="database"] .catalog-target__inline-editor .database-flow-summary{
  display: none !important;
}
/* Inline attribute sections use intrinsic height inside the selected position row. */
body[data-app-mode="database"] .catalog-target__inline-editor > [data-db-flow-column] {
  position: static !important;
  width: 100% !important;
  height: auto !important;
  min-width: 0 !important;
  min-height: 0 !important;
  max-height: none !important;
  margin: 0 !important;
  overflow: visible !important;
  contain: none !important;
}
body[data-app-mode="database"] .catalog-target__inline-editor > [data-db-flow-column][hidden] {
  display: none !important;
}
body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__attribute {
  display: grid !important;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 8px;
  align-items: start;
  min-width: 0;
  padding: 9px 12px !important;
  border-bottom: 1px solid var(--ui-border);
}
body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__attribute:first-of-type {
  border-right: 1px solid var(--ui-border);
}
body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__attribute > header {
  padding-top: 8px;
}
body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__attribute > header span {
  color: var(--ui-muted);
  font-size: var(--ui-font-xs);
  line-height: 1.1;
  text-transform: uppercase;
}
body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__attribute > header b {
  display: none;
}
body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__attribute .database-flow-list {
  display: flex !important;
  flex-wrap: wrap;
  align-items: center;
  align-content: flex-start;
  gap: 5px;
  width: 100%;
  min-width: 0;
  height: auto !important;
  max-height: none !important;
  margin: 0 !important;
  padding: 0 !important;
  overflow: visible !important;
}
body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__attribute .database-flow-option,
body[data-app-mode="database"] .catalog-target__inline-editor .catalog-attribute-more {
  width: auto !important;
  min-width: 0 !important;
  height: var(--ui-chip-h) !important;
  min-height: var(--ui-chip-h) !important;
  padding: 0 9px !important;
}
body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__attribute .database-flow-option__copy strong {
  font-size: var(--ui-font-xs);
  font-weight: 600;
  white-space: nowrap;
}
body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__attribute .database-flow-option__copy small,
body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__attribute .database-flow-option__arrow {
  display: none !important;
}
body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__attribute .database-flow-option.is-active {
  background: var(--ui-selected) !important;
  color: var(--ui-text) !important;
  border-color: var(--ui-selection-rail) !important;
}
body[data-app-mode="database"] .catalog-attribute-more {
  flex: 0 0 auto;
}

/* Commit lane: quantity + comment + primary action share one compact row. */
body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__commit {
  grid-column: 1 / -1;
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) 180px;
  align-items: end;
  gap: 10px;
  min-width: 0;
  padding: 9px 12px 11px !important;
}
body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__commit-fields {
  display: grid;
  grid-template-columns: minmax(250px, .75fr) minmax(220px, 1.25fr);
  gap: 10px;
  min-width: 0;
}
body[data-app-mode="database"] .catalog-target__inline-editor .database-flow-field {
  min-width: 0;
  margin: 0;
  padding: 0 !important;
  border: 0 !important;
}
body[data-app-mode="database"] .catalog-target__inline-editor .database-flow-field > span {
  display: block;
  margin-bottom: 5px;
  color: var(--ui-muted);
  font-size: var(--ui-font-xs);
  line-height: 1;
  text-transform: uppercase;
}
body[data-app-mode="database"] .catalog-target__inline-editor .database-flow-field--quantity {
  display: grid;
  grid-template-columns: 150px auto;
  grid-template-rows: auto var(--ui-control-h);
  grid-template-areas:
    "label label"
    "stepper presets";
  align-items: center;
  gap: 5px 7px;
}
body[data-app-mode="database"] .catalog-target__inline-editor .database-flow-field--quantity > span {
  grid-area: label;
  margin: 0;
}
body[data-app-mode="database"] .catalog-quantity-stepper {
  grid-area: stepper;
  display: grid;
  grid-template-columns: var(--ui-control-h) minmax(50px, 1fr) var(--ui-control-h);
  width: 150px;
  height: var(--ui-control-h);
}
body[data-app-mode="database"] .catalog-quantity-stepper .ui-button,
body[data-app-mode="database"] .catalog-quantity-stepper .ui-input {
  height: var(--ui-control-h) !important;
  min-height: var(--ui-control-h) !important;
  border-color: var(--ui-border) !important;
}
body[data-app-mode="database"] .catalog-quantity-stepper input {
  text-align: center;
}
body[data-app-mode="database"] .catalog-quantity-presets {
  grid-area: presets;
  display: flex;
  gap: 4px;
  margin: 0;
}
body[data-app-mode="database"] .catalog-quantity-presets .ui-button {
  min-width: var(--ui-chip-h) !important;
  width: var(--ui-chip-h) !important;
  padding: 0 !important;
}
body[data-app-mode="database"] .catalog-target__inline-editor textarea {
  width: 100%;
  height: var(--ui-control-h) !important;
  min-height: var(--ui-control-h) !important;
  max-height: 72px !important;
  resize: vertical;
}
body[data-app-mode="database"] .catalog-target__inline-editor .database-flow-add {
  align-self: end;
  justify-self: stretch;
  width: 100% !important;
  height: var(--ui-control-h) !important;
  min-height: var(--ui-control-h) !important;
  margin: 0 !important;
}

/* ================================================================
   LONG ORDER SIDEBAR — P4 unified document column
   Layout owns only composition. UI Core owns row/header/footer visuals.
   ================================================================ */
body[data-app-mode="database"] .order-panel {
  container: order-pane / inline-size;
  display: grid;
  grid-template-rows: var(--ui-header-h) var(--v4-order-header-h) minmax(0, 1fr) var(--v4-order-footer-h);
  min-width: 0;
  min-height: 0;
  background: var(--ui-surface);
  color: var(--ui-text);
}
body[data-app-mode="database"] .order-panel__topbar {
  grid-row: 1;
  min-width: 0;
}
body[data-app-mode="database"] .order-panel__topbar-actions {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  height: var(--ui-header-h);
}
body[data-app-mode="database"] .order-panel__topbar-actions > .ui-button {
  min-width: 0;
  border-top: 0 !important;
  border-bottom: 0 !important;
}
body[data-app-mode="database"] .order-panel__close { display: none !important; }

body[data-app-mode="database"] .order-panel__header {
  grid-row: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  width: 100%;
  height: var(--v4-order-header-h);
  min-width: 0;
}
body[data-app-mode="database"] .order-panel__heading { min-width: 0; }
body[data-app-mode="database"] .order-panel__kicker { display: block; margin-bottom: 7px; }
body[data-app-mode="database"] .order-panel__header h2 {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
body[data-app-mode="database"] .order-panel__status {
  display: grid;
  justify-items: end;
  gap: 6px;
  min-width: 92px;
  text-align: right;
}
body[data-app-mode="database"] .order-count { white-space: nowrap; }
body[data-app-mode="database"] .order-panel__version { white-space: nowrap; }

body[data-app-mode="database"] .order-list {
  grid-row: 3;
  min-width: 0;
  min-height: 0;
  padding: 0;
  overflow-x: hidden;
  overflow-y: auto;
  overflow-anchor: none;
  scrollbar-gutter: stable;
  overscroll-behavior: contain;
  background: var(--ui-surface);
}
body[data-app-mode="database"] .order-line {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr) 38px;
  align-items: start;
  gap: 10px;
  width: 100%;
  min-width: 0;
}
body[data-app-mode="database"] .order-line__main,
body[data-app-mode="database"] .order-line__title { min-width: 0; }
body[data-app-mode="database"] .order-line__title-row { min-width: 0; }
body[data-app-mode="database"] .order-line__side {
  justify-self: stretch;
  min-width: 0;
}
body[data-app-mode="database"] .order-line__quantity { width: 100%; }
body[data-app-mode="database"] .order-empty {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100%;
  padding: 24px var(--ui-pad-panel);
  border: 0;
}
body[data-app-mode="database"] .order-empty__actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: 18px;
}

/* One permanent footer slot. Summary and selection controls occupy the same
   grid area so selection never changes the sidebar's height or scroll owner. */
body[data-app-mode="database"] .order-panel__footer {
  grid-row: 4;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: minmax(0, 1fr);
  width: 100%;
  height: var(--v4-order-footer-h);
  min-height: var(--v4-order-footer-h);
  min-width: 0;
}
body[data-app-mode="database"] .order-target-summary,
body[data-app-mode="database"] .order-selection-dock {
  grid-column: 1;
  grid-row: 1;
  width: 100%;
  min-width: 0;
  min-height: 0;
  border: 0;
  background: transparent;
}
body[data-app-mode="database"] .order-target-summary {
  display: grid;
  grid-template-rows: 24px var(--ui-control-h);
  gap: 8px;
  visibility: visible;
  pointer-events: auto;
}
body[data-app-mode="database"] .order-target-summary__metrics {
  display: flex;
  align-items: end;
  justify-content: space-between;
  min-width: 0;
}
body[data-app-mode="database"] .order-target-summary__metrics span { display: flex; align-items: baseline; gap: 6px; }
body[data-app-mode="database"] .order-target-summary__metrics span:last-child { justify-content: flex-end; }
body[data-app-mode="database"] .order-selection-dock {
  display: grid;
  grid-template-rows: 24px var(--ui-control-h);
  gap: 8px;
  visibility: hidden;
  pointer-events: none;
}
body[data-app-mode="database"] .order-panel__footer.is-selection-mode .order-target-summary {
  visibility: hidden;
  pointer-events: none;
}
body[data-app-mode="database"] .order-panel__footer.is-selection-mode .order-selection-dock {
  visibility: visible;
  pointer-events: auto;
}
body[data-app-mode="database"] .selection-dock-actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
  min-width: 0;
}
body[data-app-mode="database"] .selection-dock-actions .ui-button {
  min-width: 0;
  padding-inline: 7px !important;
  font-size: var(--ui-font-xs) !important;
}

/* ================================================================
   RESPONSIVE — same components, different composition only
   ================================================================ */
@media (min-width: 1100px) and (max-width: 1279px) {
  body[data-app-mode="database"] {
    --v4-sidebar-w: 320px;
    --v4-category-w: 210px;
  }
  body[data-app-mode="database"] .catalog-target__toolbar { grid-template-columns: 104px minmax(220px, 1fr) auto; }
  body[data-app-mode="database"] .catalog-target__actions .ui-button { padding-inline: 10px !important; font-size: var(--ui-font-sm) !important; }
}

@container catalog-content (max-width: 820px) {
  body[data-app-mode="database"] .catalog-target__workspace { grid-template-columns: 190px minmax(0, 1fr); }
  body[data-app-mode="database"] .catalog-target__positions .database-flow-option-shell.has-inline-editor > .catalog-target__inline-editor { grid-template-columns: 1fr; }
  body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__attribute { grid-template-columns: 90px minmax(0, 1fr); }
  body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__attribute:first-of-type { border-right: 0; }
  body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__commit { grid-template-columns: 1fr; }
  body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__commit-fields { grid-template-columns: minmax(220px, .9fr) minmax(180px, 1.1fr); }
}

@container catalog-content (max-width: 600px) {
  body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__attribute { grid-template-columns: 1fr; gap: 6px; }
  body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__attribute > header { padding-top: 0; }
  body[data-app-mode="database"] .catalog-target__inline-editor .catalog-v2__commit-fields { grid-template-columns: 1fr; }
  body[data-app-mode="database"] .catalog-target__inline-editor .database-flow-add { width: 100% !important; }
}

/* Tablet/mobile: MAIN stays full-width; the same long sidebar becomes a drawer. */
@media (max-width: 1099px) {
  body[data-app-mode="database"] {
    width: 100%;
    min-height: 100dvh;
    overflow: hidden;
  }
  body[data-app-mode="database"] .app-shell {
    display: grid;
    grid-template-rows: 66px minmax(0, 1fr);
    height: 100dvh;
    min-height: 0;
    overflow: hidden;
  }
  body[data-app-mode="database"] .app-grid {
    display: block;
    width: 100%;
    height: 100%;
    min-height: 0;
    overflow: hidden;
    border: 0;
  }
  body[data-app-mode="database"] .interaction-column { display: none; }
  body[data-app-mode="database"] .database-constructor {
    display: block;
    width: 100%;
    height: 100%;
    min-width: 0;
    min-height: 0;
    overflow: hidden;
  }
  body[data-app-mode="database"] .catalog-v2__stage { height: 100%; }

  body[data-app-mode="database"] .order-panel {
    position: fixed;
    z-index: 220;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(380px, 100vw);
    height: 100dvh;
    transform: translateX(100%);
    transition: transform 160ms ease-out;
    border-left: 1px solid var(--ui-border);
  }
  body.order-panel-open[data-app-mode="database"] .order-panel { transform: translateX(0); }
  body[data-app-mode="database"] .order-panel__topbar-actions { grid-template-columns: 1fr 1fr var(--ui-header-h); }
  body[data-app-mode="database"] .order-panel__close { display: grid !important; }
  body[data-app-mode="database"] .drawer-backdrop {
    position: fixed;
    inset: 0;
    z-index: 210;
    visibility: hidden;
    background: rgb(0 0 0 / .48);
    opacity: 0;
    transition: opacity 160ms ease-out, visibility 160ms linear;
  }
  body.order-panel-open[data-app-mode="database"] .drawer-backdrop { visibility: visible; opacity: 1; }
}

@container catalog-shell (max-width: 760px) {
  body[data-app-mode="database"] { --v4-toolbar-h: 108px; }
  body[data-app-mode="database"] .catalog-target__header { align-items: flex-start; padding: 10px; }
  body[data-app-mode="database"] .catalog-target__toolbar {
    grid-template-columns: 96px minmax(0, 1fr);
    grid-template-rows: var(--ui-control-h) var(--ui-control-h);
  }
  body[data-app-mode="database"] .catalog-target__actions {
    grid-column: 1 / -1;
    grid-row: 2;
    grid-template-columns: 1fr 1fr;
    min-width: 0;
  }
  body[data-app-mode="database"] .catalog-global-results { top: var(--v4-toolbar-h); left: 10px; right: 10px; }
  body[data-app-mode="database"] .catalog-target__workspace {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: 116px minmax(0, 1fr);
  }
  body[data-app-mode="database"] .catalog-target__categories {
    grid-row: 1;
    grid-template-rows: 32px minmax(0, 1fr);
    border-right: 0;
    border-bottom: 1px solid var(--ui-border);
  }
  body[data-app-mode="database"] .catalog-target__section-header { height: 32px; min-height: 32px; }
  body[data-app-mode="database"] .catalog-target__categories .database-taxonomy-level-list {
    display: flex !important;
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-gutter: auto;
  }
  body[data-app-mode="database"] .catalog-target__categories .database-level-option {
    flex: 0 0 176px;
    width: 176px;
    min-height: 82px !important;
    border-right: 1px solid var(--ui-border);
    border-bottom: 0;
  }
  body[data-app-mode="database"] .catalog-target__categories .database-level-option--subcategory {
    flex-basis: 160px;
    width: 160px;
    padding-left: 12px;
  }
  body[data-app-mode="database"] .catalog-target__positions { grid-row: 2; }
  body[data-app-mode="database"] .catalog-global-results__list { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  body[data-app-mode="database"] .order-panel { width: 100vw; }
  body[data-app-mode="database"] .order-panel__header { padding-inline: 12px; }
  body[data-app-mode="database"] .order-list { padding-inline: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  body[data-app-mode="database"] .order-panel,
  body[data-app-mode="database"] .drawer-backdrop { transition: none; }
}

/* Explicit global-search geometry; ui-search owns the visual skin only. */
body[data-app-mode="database"] .catalog-target__search {
  display: grid !important;
  grid-template-columns: var(--ui-control-h) minmax(0, 1fr) auto;
  align-items: stretch;
}
body[data-app-mode="database"] .catalog-target__search input { min-width: 0; width: 100%; }


/* ================================================================
   P2 — CATEGORY RAIL / CONTEXT
   One navigation list, two hierarchy states, passive counts.
   Feature CSS owns composition only; visual primitives remain in UI Core.
   ================================================================ */
body[data-app-mode="database"] .catalog-target__categories .database-taxonomy-level-list {
  padding: 0 !important;
  overscroll-behavior: contain;
}

body[data-app-mode="database"] .catalog-target__categories .database-level-option {
  grid-template-columns: minmax(0, 1fr) max-content;
  column-gap: 10px;
  min-height: var(--ui-row-h);
  padding-inline: 12px;
  border-left: 3px solid transparent !important;
}

body[data-app-mode="database"] .catalog-target__categories .database-level-option__copy {
  display: contents;
}

body[data-app-mode="database"] .catalog-target__categories .database-level-option strong {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

body[data-app-mode="database"] .catalog-target__categories .database-level-option small {
  justify-self: end;
}

/* Parent with a current child is context, not the current destination. */
body[data-app-mode="database"] .catalog-target__categories .database-level-option.is-parent-active {
  background: var(--ui-surface-raised) !important;
  color: var(--ui-text) !important;
  border-left-color: var(--ui-border-strong) !important;
  box-shadow: none !important;
}
body[data-app-mode="database"] .catalog-target__categories .database-level-option.is-parent-active .ui-badge {
  color: var(--ui-muted) !important;
}

/* Current category/subcategory uses the canonical selected language. */
body[data-app-mode="database"] .catalog-target__categories .database-level-option.is-active {
  border-left-color: var(--ui-selection-rail) !important;
}

body[data-app-mode="database"] .catalog-target__categories .database-level-option--subcategory {
  min-height: var(--ui-row-dense-h) !important;
  padding-left: calc(12px + var(--v4-category-indent)) !important;
  background: var(--ui-surface) !important;
}
body[data-app-mode="database"] .catalog-target__categories .database-level-option--subcategory::before {
  content: "";
  position: absolute;
  left: calc(12px + (var(--v4-category-indent) / 2));
  width: 6px;
  height: 1px;
  background: var(--ui-border-strong);
}
body[data-app-mode="database"] .catalog-target__categories .database-level-option--subcategory {
  position: relative;
}
body[data-app-mode="database"] .catalog-target__categories .database-level-option--subcategory.is-active::before {
  background: currentColor;
}

/* Breadcrumb is secondary navigation; results header carries only code + count. */
body[data-app-mode="database"] .catalog-target__positions-breadcrumb {
  min-height: 32px;
  height: 32px;
  gap: 8px;
  padding-inline: 12px;
}
body[data-app-mode="database"] .catalog-target__positions-breadcrumb button {
  font-size: var(--ui-font-xs);
}
body[data-app-mode="database"] .catalog-target__positions-header {
  height: var(--ui-section-h);
  min-height: var(--ui-section-h);
  padding-inline: 12px;
}
body[data-app-mode="database"] .catalog-target__positions-header strong {
  font-size: var(--ui-font-sm);
}
body[data-app-mode="database"] .catalog-target__positions-header small {
  color: var(--ui-muted);
}

@container catalog-shell (max-width: 760px) {
  body[data-app-mode="database"] .catalog-target__categories .database-level-option,
  body[data-app-mode="database"] .catalog-target__categories .database-level-option--subcategory {
    min-height: var(--ui-row-h) !important;
    padding: 8px 12px !important;
    border-left: 0 !important;
  }
  body[data-app-mode="database"] .catalog-target__categories .database-level-option--subcategory::before {
    display: none;
  }
}