::-webkit-scrollbar { width: 6px; height: 6px; }
    ::-webkit-scrollbar-track { background: #f1f1f1; }
    ::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 4px; }
    ::-webkit-scrollbar-thumb:hover { background: #94a3b8; }
    .calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
    @keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
    .animate-fade-in { animation: fadeIn 0.3s ease-out forwards; }
    @media print {
      body { background: white !important; }
      aside, header, .no-print { display: none !important; }
      html, body, #main-container, main, #content-viewport, .print-wrapper {
        display: block !important;
        width: 100% !important;
        height: auto !important;
        max-height: none !important;
        overflow: visible !important;
        position: static !important;
        margin: 0 !important;
        padding: 0 !important;
      }
      #idcard-preview {
        margin: 20px auto !important;
        -webkit-print-color-adjust: exact !important; 
        print-color-adjust: exact !important;
        page-break-inside: avoid;
        box-shadow: none !important;
      }
      @page { margin: 0; }
    }