/* ---------- App shell ---------- */
  #app{height:100vh;display:flex;flex-direction:column}

  .topbar{
    flex-shrink:0;min-height:52px;height:52px;background:var(--surface);border-bottom:1px solid var(--line);
    display:flex;align-items:center;gap:14px;padding:0 16px;
    overflow:visible;position:relative;z-index:20;
  }
  .topbar .brand{
    flex:0 0 auto;font-weight:700;font-size:15px;letter-spacing:.1px;color:var(--ink);
    white-space:nowrap;line-height:1.2;max-width:160px;overflow:hidden;text-overflow:ellipsis;
  }
  /* Subtitle removed from product UI — hide any leftover <small> */
  .topbar .brand small{display:none !important}
  .topbar .search-wrap{position:relative;width:280px}
  .topbar .search-wrap input{
    width:100%;height:32px;border:1px solid var(--line);border-radius:var(--radius);
    padding:0 26px 0 30px;background:var(--paper);
  }
  .topbar .search-wrap svg{position:absolute;left:9px;top:50%;transform:translateY(-50%);opacity:.45;pointer-events:none}
  .topbar .search-wrap .search-clear{
    position:absolute;right:5px;top:50%;transform:translateY(-50%);
    display:none;align-items:center;justify-content:center;
    width:18px;height:18px;padding:0;border:none;border-radius:50%;
    background:transparent;color:var(--ink-soft);cursor:pointer;
  }
  .topbar .search-wrap .search-clear:hover{background:var(--line-soft);color:var(--ink)}
  .topbar .search-wrap .search-clear svg{opacity:1;pointer-events:auto}
  .topbar .search-wrap input:not(:placeholder-shown) ~ .search-clear{display:flex}


  /* ---------- AI Admin Module ---------- */
  .ai-admin{margin-top:8px}
  .ai-summary{
    display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px;margin:12px 0;
  }
  .ai-summary .kpi-card{padding:12px}
  .ai-zone{border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;overflow:hidden;background:var(--paper)}
  .ai-zone-head{padding:10px 12px;font-weight:700;font-size:13px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
  .ai-zone.safe .ai-zone-head{background:#E6EFEC;color:var(--accent-dark)}
  .ai-zone.review .ai-zone-head{background:#F3E7CE;color:var(--amber)}
  .ai-zone.destructive .ai-zone-head{background:var(--danger-tint);color:var(--danger)}
  .ai-action-row{display:flex;gap:10px;align-items:flex-start;padding:8px 12px;border-top:1px solid var(--line-soft);font-size:12.5px}
  .ai-action-row:hover{background:var(--accent-tint)}
  .ai-action-row .ai-meta{flex:1;min-width:0}
  .ai-action-row .ai-conf{font-family:var(--mono);font-size:11.5px;color:var(--ink-soft);white-space:nowrap}
  .ai-export-box{border:1px dashed var(--line);border-radius:var(--radius);padding:14px;background:var(--surface);margin-bottom:14px}
  .ai-drop{border:2px dashed var(--line);border-radius:var(--radius);padding:20px;text-align:center;color:var(--ink-soft);cursor:pointer;margin:10px 0}
  .ai-drop.dragover{border-color:var(--accent);background:var(--accent-tint)}

  /* ---------- Omni-Search & Facets ---------- */
  .topbar .search-wrap{position:relative;width:min(420px,36vw);flex:1 1 280px;max-width:520px}
  /* Only icons inside the field: search (left) + clear (right). Filter lives outside. */
  .topbar .search-wrap input{
    padding-right:32px;
    text-overflow:ellipsis;
    white-space:nowrap;
    overflow:hidden;
  }
  .topbar .search-wrap .search-clear{
    right:6px;z-index:2;
    background:var(--paper);
  }
  .topbar .search-wrap .search-clear:hover{background:var(--line-soft);color:var(--ink)}
  /* Filter button: sibling of .search-wrap in .topbar flex row — not over the input */
  .omni-filter-btn{
    position:static;transform:none;
    flex:0 0 auto;
    height:32px;padding:0 12px;border:1px solid var(--line);border-radius:var(--radius);
    background:var(--surface);font-size:12px;cursor:pointer;color:var(--ink-soft);
    display:inline-flex;align-items:center;gap:5px;z-index:auto;
    white-space:nowrap;
  }
  .omni-filter-btn:hover,.omni-filter-btn.active{
    background:var(--accent-tint);color:var(--accent-dark);border-color:var(--accent);
  }
  .omni-suggest{
    position:absolute;left:0;right:0;top:calc(100% + 4px);z-index:50;
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
    box-shadow:0 8px 24px rgba(31,36,33,.14);max-height:220px;overflow:auto;display:none;
  }
  .omni-suggest.open{display:block}
  .omni-suggest .os-item{padding:8px 12px;cursor:pointer;font-size:12.5px;display:flex;align-items:center;gap:8px}
  .omni-suggest .os-item:hover,.omni-suggest .os-item.active{background:var(--accent-tint)}
  .omni-chips{
    display:flex;flex-wrap:wrap;gap:6px;padding:6px 16px 0;background:var(--surface);
    border-bottom:1px solid var(--line-soft);min-height:0;
  }
  .omni-chips:empty{display:none;padding:0;border:none}
  .omni-chip{
    display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 8px 0 10px;
    border-radius:13px;background:var(--accent-tint);border:1px solid var(--accent);
    font-size:12px;color:var(--accent-dark);max-width:280px;
  }
  .omni-chip b{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .omni-chip .chip-x{border:none;background:transparent;cursor:pointer;color:var(--ink-soft);font-size:14px;line-height:1;padding:0 2px}
  .omni-chip .chip-x:hover{color:var(--danger)}
  .omni-panel{
    display:none;padding:12px 16px;background:var(--paper);border-bottom:1px solid var(--line);
    position:relative;z-index:15;clear:both;max-height:min(70vh,720px);overflow:auto;
  }
  .omni-panel.open{display:block}
  .omni-panel-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px 14px;align-items:end}
  .omni-panel .field label{font-size:11px;font-weight:600;color:var(--ink-soft);display:block;margin-bottom:3px}
  .omni-panel .field input,.omni-panel .field select{
    width:100%;height:30px;border:1px solid var(--line);border-radius:var(--radius);
    padding:0 8px;background:var(--surface);font-size:12.5px;
  }
  .omni-panel-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;align-items:center}
  .omni-saved{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
  .omni-saved .btn{height:26px;font-size:11.5px}


  .spacer{flex:1}
  .btn{
    height:32px;border:1px solid var(--line);background:var(--surface);border-radius:var(--radius);
    padding:0 13px;cursor:pointer;color:var(--ink);display:inline-flex;align-items:center;gap:6px;
    transition:background .12s,border-color .12s;white-space:nowrap;
  }
  .btn:hover{background:var(--line-soft)}
  .btn.primary{background:var(--accent);border-color:var(--accent-dark);color:#fff}
  .btn.primary:hover{background:var(--accent-dark)}
  .btn.danger{color:var(--danger);border-color:var(--danger);background:var(--surface)}
  .btn.danger:hover{background:var(--danger-tint)}
  .btn.ghost{border-color:transparent;background:transparent}
  .btn.ghost:hover{background:var(--line-soft)}
  .btn.small{height:26px;padding:0 9px;font-size:12px}
  .btn:disabled{opacity:.45;cursor:default;pointer-events:none}
  /* Action affordance — toolbars (номенклатура / тарифи) */
  .btn.accent{
    background:var(--accent-tint);border-color:var(--accent);color:var(--accent-dark);font-weight:600;
  }
  .btn.accent:hover{background:var(--accent);border-color:var(--accent-dark);color:#fff}
  .btn.warn{
    background:#F3E7CE;border-color:var(--amber);color:var(--amber);font-weight:600;
  }
  .btn.warn:hover{background:#E8D4A8;border-color:#7A5510;color:#7A5510}
  .btn.sync{
    background:#E8EEF7;border-color:#4A6FA5;color:#2F4F7A;font-weight:600;
  }
  .btn.sync:hover{background:#D4DEEF;border-color:#2F4F7A;color:#1A3355}
  .btn.action-primary{
    background:var(--accent);border-color:var(--accent-dark);color:#fff;font-weight:600;
  }
  .btn.action-primary:hover{background:var(--accent-dark)}
  /* Inline-edit flash on nomenclature */
  td.nom-edit-flash{animation:save-flash-kf .55s ease-out}
  td.nom-editable{cursor:text;border-radius:4px}
  td.nom-editable:hover{background:rgba(47,111,98,.08)}
  td.nom-editing{padding:2px 4px !important;background:#fff}
  td.nom-editing .cell-input, td.nom-editing select.cell-input{
    width:100%;min-width:72px;border:1px solid var(--accent);border-radius:4px;
    padding:4px 6px;background:#fff;font:inherit;
  }
  td.nom-editing textarea.cell-input{
    width:100%;min-height:42px;resize:vertical;line-height:1.35;
  }
  .dedup-group{
    border:1px solid var(--line);border-radius:var(--radius);background:var(--paper);
    padding:12px 14px;margin-bottom:12px;
  }
  .dedup-group-head{
    display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;
    margin-bottom:8px;font-size:12.5px;color:var(--ink-soft);
  }
  .dedup-group-head b{color:var(--ink);font-family:var(--mono)}
  .dedup-actions{display:inline-flex;gap:6px;flex-wrap:wrap}
  table.reg.dedup-table td{vertical-align:middle}
  table.reg.dedup-table .dedup-pick{width:1%;text-align:center}
  .dedup-master{background:var(--accent-tint) !important}
  table.reg.ds-table td{vertical-align:middle}
  table.reg.ds-table input.cell-input{
    border:1px solid var(--line);border-radius:4px;padding:5px 7px;background:var(--paper);
    font:inherit;width:100%;box-sizing:border-box;
  }
  table.reg.ds-table input.cell-input:focus{outline:2px solid var(--accent);background:#fff}
  table.reg.ds-table thead th{white-space:nowrap}

  /* ---------- Tab strip (document tabs, 1C-style, no modals) ---------- */
  .tabstrip{
    flex-shrink:0;display:flex;align-items:flex-end;gap:2px;background:var(--paper);
    border-bottom:1px solid var(--line);padding:8px 12px 0;overflow-x:auto;scrollbar-width:thin;
  }
  .tab{
    display:flex;align-items:center;gap:8px;height:34px;padding:0 10px 0 14px;
    background:var(--line-soft);border:1px solid var(--line);border-bottom:none;
    border-radius:7px 7px 0 0;color:var(--ink-soft);cursor:pointer;white-space:nowrap;
    position:relative;top:1px;max-width:220px;
  }
  .tab span.label{overflow:hidden;text-overflow:ellipsis}
  .tab.active{background:var(--surface);color:var(--ink);font-weight:600;box-shadow:var(--shadow-tab)}
  .tab .close{
    width:18px;height:18px;border-radius:4px;display:flex;align-items:center;justify-content:center;
    color:var(--ink-soft);flex-shrink:0;
  }
  .tab .close:hover{background:var(--line);color:var(--ink)}
  .tab.dirty .label::after{content:"•";margin-left:5px;color:var(--amber)}
  .tab[draggable="true"]{cursor:grab}
  .tab.is-dragging{opacity:0.45;cursor:grabbing}
  .tab.drag-over{outline:2px solid var(--accent, #2a6b5a);outline-offset:-2px}
  .tab.tab-restore{max-width:40px;padding:0 10px;justify-content:center;color:var(--ink-soft);background:transparent;border-style:dashed}
  .tab.tab-restore .tab-plus{font-size:18px;font-weight:600;line-height:1}
  .tab.tab-restore:hover{background:var(--line-soft);color:var(--ink)}
  .tab.tab-restore.is-empty{opacity:0.45}
  .tab-restore-menu{
    min-width:200px;max-width:280px;background:var(--surface,#fff);border:1px solid var(--line,#ddd);
    border-radius:8px;box-shadow:0 8px 24px rgba(0,0,0,.12);padding:6px;display:flex;flex-direction:column;gap:2px;
  }
  .tab-restore-item{
    display:block;width:100%;text-align:left;padding:8px 12px;border:none;background:transparent;
    border-radius:6px;cursor:pointer;font:inherit;color:var(--ink,#1f2421);
  }
  .tab-restore-item:hover{background:var(--accent-tint,#e6efec)}

  /* ---------- Content pane ---------- */
  .content{flex:1;min-height:0;overflow:auto;background:var(--surface);scrollbar-gutter:stable}


.os-item-primary{font-weight:600}
.os-item-primary .badge{background:var(--accent,#1565c0);color:#fff}