body {
            background-color: #0f172a; 
            color: #f1f5f9;
        }
        
        ::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }
        ::-webkit-scrollbar-track {
            background: #1e293b;
        }
        ::-webkit-scrollbar-thumb {
            background: #475569;
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #64748b;
        }

        .submenu-transition {
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
            max-height: 0;
            opacity: 0;
            overflow: hidden;
        }
        .submenu-open {
            max-height: 350px;
            opacity: 1;
        }

        #printable-signature-blocks {
            display: none;
        }

        @media print {
            #interactive-signature-blocks {
                display: none !important;
            }
            #printable-signature-blocks {
                display: grid !important;
            }
        }

        .glass-panel {
            background: rgba(30, 41, 59, 0.7);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.05);
        }
        
        @media print {
            body {
                background: white !important;
                color: black !important;
            }
            #sidebar, #header, .no-print, .action-buttons {
                display: none !important;
            }
            #main-content {
                margin: 0 !important;
                padding: 0 !important;
                width: 100% !important;
                height: auto !important;
                overflow: visible !important;
            }
            .print-card {
                box-shadow: none !important;
                border: none !important;
                background: white !important;
                color: black !important;
                padding: 0 !important;
            }
            input, select, textarea {
                border-bottom: 1px solid #94a3b8 !important;
                color: black !important;
                background: transparent !important;
            }
        }