:root{
  --sach-bg: #f8f9fa;
  --sach-card: #fff;
  --sach-border: #e5e7eb;
}

/* Seite eindeutig scopen */
body.stammdaten-page{
  /* padding:16px; */
  background: var(--sach-bg);
}

/* Footer */
body.stammdaten-page .app-footer{
  margin-top:1rem;
  padding-top:.75rem;
  border-top:1px solid #dee2e6;
  color:#6c757d;
  font-size:.875rem;
}

/* Accordion nur in Sachnummern */
body.stammdaten-page #accSach .accordion-item{
  border:1px solid var(--sach-border);
  border-radius:12px;
  overflow:hidden;
  margin-bottom:.55rem;
  box-shadow:0 1px 2px rgba(0,0,0,.04);
  background:var(--sach-card);
}

body.stammdaten-page #accSach .accordion-button{
  font-weight:600;
  padding:.8rem 1rem;
  background:#fff;
  transition:background-color .18s ease,color .18s ease;
}

body.stammdaten-page #accSach .accordion-button:not(.collapsed){
  background:#f8fafc;
  color:#0f172a;
}

body.stammdaten-page #accSach .accordion-button:focus{
  box-shadow:0 0 0 .2rem rgba(13,110,253,.15);
}

body.stammdaten-page #accSach .accordion-collapse{
  overflow:hidden;
}

body.stammdaten-page #accSach .accordion-collapse.collapsing{
  transition:height 320ms cubic-bezier(.22,1,.36,1) !important;
  will-change:height;
}

body.stammdaten-page #accSach .accordion-body>.list-group{
  opacity:0;
  transform:translateY(-4px);
  transition:opacity .18s ease, transform .18s ease;
}

body.stammdaten-page #accSach .accordion-collapse.show .accordion-body>.list-group{
  opacity:1;
  transform:translateY(0);
}

@media (prefers-reduced-motion: reduce){
  body.stammdaten-page #accSach .accordion-collapse.collapsing,
  body.stammdaten-page #accSach .accordion-body>.list-group{
    transition:none !important;
  }
}

/* Print */
@media print{
  @page{ size:A4 portrait; margin:10mm; }

  body.stammdaten-page{
    padding:0 !important;
    background:#fff !important;
  }

  #btnPrintSach,#btnExcelSach,#btnExcelAllSach,
  #btnNewSach,#btnNewBeh,#btnNewSped,#btnNewCust,
  #searchSach,#searchBeh,#searchSped,#searchCust,
  #stammTabs,.modal,.modal-backdrop,.app-footer{
    display:none !important;
  }

  .tab-pane{ display:none !important; }
  #tabSach{ display:block !important; opacity:1 !important; }

  #tabSach .accordion-collapse{
    display:block !important;
    height:auto !important;
    visibility:visible !important;
  }

  #tabSach .accordion-item{
    break-inside:avoid;
    page-break-inside:avoid;
  }

  #tabSach .accordion-item + .accordion-item{
    break-before:page;
    page-break-before:always;
  }
}

    
    
    body { background: #f8f9fa; }
    .table-fixed thead th { position: sticky; top: 0; background: #fff; z-index: 1; }

    @media print {
      @page { size: A4 portrait; margin: 10mm; }

      body { padding: 0 !important; background: #fff !important; }

      /* UI ausblenden */
      #btnPrintSach, #btnExcelSach, #btnExcelAllSach,
      #btnNewSach, #btnNewBeh, #btnNewSped, #btnNewCust,
      #searchSach, #searchBeh, #searchSped, #searchCust,
      #stammTabs, .modal, .modal-backdrop {
        display: none !important;
      }

      /* Nur Sachnummern-Tab drucken */
      .tab-pane { display: none !important; }
      #tabSach { display: block !important; opacity: 1 !important; }

      /* Alle Accordion-Inhalte sichtbar */
      #tabSach .accordion-collapse {
        display: block !important;
        height: auto !important;
        visibility: visible !important;
      }

      /* Pro Lagergruppe neue Seite */
      #tabSach .accordion-item {
        break-inside: avoid;
        page-break-inside: avoid;
      }
      #tabSach .accordion-item + .accordion-item {
        break-before: page;
        page-break-before: always;
      }
    }
    .app-footer {
  margin-top: 1rem;
  padding-top: .75rem;
  border-top: 1px solid #dee2e6;
  color: #6c757d;
  font-size: .875rem;
}

@media print {
  .app-footer { display: none !important; }
}

/* ===== Smooth Accordion (Sachnummern) ===== */
#accSach .accordion-item{
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: .55rem;
  box-shadow: 0 1px 2px rgba(0,0,0,.04);
  background: #fff;
}

#accSach .accordion-button{
  font-weight: 600;
  padding: .8rem 1rem;
  background: #fff;
  transition: background-color .18s ease, color .18s ease;
}

#accSach .accordion-button:not(.collapsed){
  background: #f8fafc;
  color: #0f172a;
}

#accSach .accordion-button:focus{
  box-shadow: 0 0 0 .2rem rgba(13,110,253,.15);
}

/* Wichtig für weiche Height-Animation */
#accSach .accordion-collapse{
  overflow: hidden;
}

#accSach .accordion-collapse.collapsing{
  transition: height 320ms cubic-bezier(.22,1,.36,1) !important;
  will-change: height;
}

/* Inhalt leicht "einfaden" */
#accSach .accordion-body > .list-group{
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity .18s ease, transform .18s ease;
}

#accSach .accordion-collapse.show .accordion-body > .list-group{
  opacity: 1;
  transform: translateY(0);
}

/* Während Animation Effekte reduzieren (weniger Repaint) */
#accSach .accordion-item.is-animating{
  box-shadow: none;
}

@media (prefers-reduced-motion: reduce){
  #accSach .accordion-collapse.collapsing,
  #accSach .accordion-body > .list-group{
    transition: none !important;
  }
}


/* Verhindert horizontales Springen, wenn Scrollbar ein-/ausblendet */
html {
  scrollbar-gutter: stable both-edges;
}

/* Fallback für ältere Browser */
@supports not (scrollbar-gutter: stable) {
  html { overflow-y: scroll; } /* Scrollbar-Platz immer reservieren */
}
.acc-wrap { overflow: visible; }