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#f44336}.overdue-amount{color:#f44336}.payment-summary{background:#f5f5f5;border-radius:8px;margin-top:15px;padding:15px}.summary-row{display:flex;justify-content:space-between;padding:8px 0}.success-header{margin-bottom:20px;text-align:center}.detail-row{border-bottom:1px solid #eee;display:flex;justify-content:space-between;padding:8px 0}.detail-row:last-child{border-bottom:none}.fee-summary-mini{background:#f8f9fa;border-radius:8px;margin:15px 0;padding:15px}.fee-row{display:flex;justify-content:space-between;padding:5px 0}.fee-status-indicator{border-radius:15px;font-size:.9em;font-weight:700;padding:3px 10px}.fee-status-indicator.paid{background:#c8e6c9;color:#2e7d32}.fee-status-indicator.pending{background:#ffecb3;color:#ff8f00}.fee-status-indicator.partial{background:#bbdefb;color:#1565c0}.fee-status-indicator.overdue{background:#ffcdd2;color:#c62828}.balance-remaining{color:#f44336;font-weight:700}@keyframes scaleIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.time-input{border:1px solid #ddd;border-radius:4px;font-size:14px;padding:10px;width:100%}.time-difference{color:#666;font-style:italic;margin-top:5px}.rules-grid ol{margin:0;padding-left:20px}.rules-grid li{margin:5px 0}.current-time-display{border-radius:4px;display:inline-block;margin:5px 0;padding:8px 15px}.current-time-display span{margin-right:15px}.selection-row{margin-bottom:15px}.selection-group label{font-weight:500;margin-bottom:5px}.selection-group select{border:1px solid #ddd;border-radius:4px;font-size:14px;padding:10px;width:100%}.time-legend{margin-top:15px;padding:15px}.legend-items{gap:8px}.legend-item{gap:10px}.legend-dot{height:12px;width:12px}.debug-btn{background:#666;border:none;border-radius:4px;bottom:20px;color:#fff;cursor:pointer;font-size:12px;padding:10px;position:fixed;right:20px;z-index:1000}.class-manager{margin:0 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h2{color:#2c3e50;font-size:1.5rem;margin:0}.close-btn{align-items:center;display:flex;justify-content:center}.close-btn:hover{color:#e74c3c}.class-form{padding:24px}.form-grid{grid-gap:20px;gap:20px;margin-bottom:24px}.form-group{display:flex;flex-direction:column}.form-group label{margin-bottom:8px}.form-group input,.form-group select{border:2px solid #e1e5e9;border-radius:6px;font-size:1rem;padding:12px;transition:all .3s ease}.form-group input:focus,.form-group select:focus{border-color:#667eea;box-shadow:0 0 0 3px #667eea1a;outline:none}.form-group input,.form-group select,.form-group textarea{background-color:#fff!important;color:#2c3e50!important}.form-group input::placeholder,.form-group textarea::placeholder{color:#95a5a6!important;opacity:1!important}.fee-form input,.fee-form textarea,.form-group input:focus,.form-group select:focus,.form-group textarea:focus{background-color:#fff!important;color:#2c3e50!important}.fee-form input::placeholder,.fee-form 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#00000026;transform:translateY(-4px)}.class-card-header{align-items:flex-start;display:flex;justify-content:space-between;margin-bottom:16px}.class-title h3{color:#2c3e50;font-size:1.3rem;margin:0 0 8px}.status-badge{font-size:.8rem;padding:4px 12px}.status-badge.active{background:#d4edda;color:#155724}.status-badge.inactive{background:#f8d7da;color:#721c24}.grade-badge{background:#e3f2fd;border-radius:20px;color:#1565c0;font-size:.8rem;font-weight:600;padding:4px 12px}.class-details{margin-bottom:20px}.detail-item{align-items:center;border-bottom:1px solid #f8f9fa;display:flex;justify-content:space-between;padding:8px 0}.detail-item:last-child{border-bottom:none}.detail-item .label{color:#7f8c8d;font-weight:500}.detail-item .value{color:#2c3e50;font-weight:600}.class-actions{display:flex;flex-wrap:wrap;gap:8px}.loading-state{padding:60px 20px}.spinner{border:4px solid #e1e5e9;border-top-color:#667eea;margin:0 auto 20px}.empty-state{background:#fff;border-radius:12px;box-shadow:0 4px 15px #0000001a;padding:60px 20px}.empty-icon{margin-bottom:20px}.empty-state h3{color:#2c3e50;margin-bottom:10px}.empty-state p{color:#7f8c8d;margin-bottom:20px}.error-message{border-left:4px solid #e74c3c;padding:12px 16px}.close-error{color:#721c24;font-size:1.2rem}@media (max-width:768px){.class-header{align-items:flex-start;flex-direction:column;gap:20px}.classes-grid,.form-grid{grid-template-columns:1fr}.classes-stats{grid-template-columns:repeat(2,1fr)}.class-actions{flex-direction:column}.class-actions button{width:100%}}@media (max-width:480px){.classes-stats{grid-template-columns:1fr}.class-card-header{align-items:flex-start;flex-direction:column;gap:10px}}.fee-modal{max-width:800px}.fee-form{padding:24px}.fee-form-grid{grid-gap:16px;display:grid;gap:16px;grid-template-columns:repeat(2,1fr);margin-bottom:24px}.fee-form .form-group.full-width{grid-column:1/-1}.fee-form textarea{border:2px solid #e1e5e9;border-radius:6px;font-family:inherit;font-size:1rem;min-height:80px;padding:12px;resize:vertical}.fee-form textarea:focus{border-color:#667eea;box-shadow:0 0 0 3px #667eea1a;outline:none}.total-fee-display{align-items:center;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:8px;color:#fff;display:flex;grid-column:1/-1;justify-content:space-between;margin-top:10px;padding:20px}.total-fee-label{font-size:1.1rem;font-weight:600}.total-fee-amount{font-size:1.5rem;font-weight:700}.fee-summary{background:#f8f9fa;border-left:4px solid #667eea;border-radius:8px;margin:16px 0;padding:16px}.fee-header{align-items:center;display:flex;justify-content:space-between;margin-bottom:12px}.fee-header h4{color:#2c3e50;font-size:1rem;margin:0}.fee-status{border-radius:12px;font-size:.7rem;font-weight:600;padding:4px 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print{.btn-primary,.class-actions{display:none}.fee-summary{background:#fff;border:1px solid #000}.class-card{break-inside:avoid;margin-bottom:20px;page-break-inside:avoid}}@keyframes feeUpdate{0%{background-color:#fff3cd}to{background-color:#f8f9fa}}.fee-summary.updated{animation:feeUpdate 2s ease-in-out}.fee-details-toggle{background:none;border:none;color:#667eea;cursor:pointer;font-size:.8rem;padding:4px 0;text-align:left;width:100%}.fee-details{border-top:1px solid #e9ecef;margin-top:8px;padding-top:8px}.fee-detail-item{color:#6c757d;font-size:.8rem;padding:2px 0}.schedule-manager{margin:0 auto;max-width:1400px;padding:20px}.schedule-header{align-items:center;border-bottom:1px solid #e1e5e9;display:flex;justify-content:space-between;margin-bottom:30px;padding-bottom:20px}.header-content h1{font-size:2rem;margin:0 0 5px}.header-content p{color:#7f8c8d;font-size:1.1rem}.class-selection{align-items:center;background:#fff;border-radius:10px;box-shadow:0 2px 10px #0000001a;display:flex;gap:15px;margin-bottom:30px;padding:20px}.class-selection label{white-space:nowrap}.class-selection select{background:#fff;border:2px solid #e1e5e9;border-radius:6px;cursor:pointer;font-size:1rem;min-width:300px;padding:10px 15px}.class-selection select:focus{border-color:#667eea;box-shadow:0 0 0 3px #667eea1a;outline:none}.schedule-container{background:#fff;border-radius:12px;box-shadow:0 4px 15px #0000001a;overflow:hidden}.schedule-header-info{align-items:center;background:linear-gradient(135deg,#667eea,#764ba2);border-bottom:1px solid #e1e5e9;color:#fff;display:flex;justify-content:space-between;padding:24px}.schedule-header-info h2{font-size:1.5rem;margin:0}.schedule-count{background:#fff3;border-radius:20px;font-size:.9rem;font-weight:600;padding:6px 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#0000001a;transform:translateY(-2px)}.period-time{color:#667eea;font-size:.8rem;font-weight:600;margin-bottom:5px}.period-subject{color:#2c3e50;font-size:.9rem;font-weight:600;margin-bottom:8px}.period-actions{display:flex;gap:5px}.btn-edit-small{background:#3498db;border:none;border-radius:4px;color:#fff;cursor:pointer;font-size:.7rem;padding:4px 8px;transition:all .3s ease}.btn-edit-small:hover{background:#2980b9}.btn-danger-small{background:#e74c3c;border:none;border-radius:4px;color:#fff;cursor:pointer;font-size:.7rem;padding:4px 8px;transition:all .3s ease}.btn-danger-small:hover{background:#c0392b}.no-periods{color:#bdc3c7;font-size:.9rem;font-style:italic;padding:20px;text-align:center}.schedule-form{padding:24px}.schedule-form .form-grid{grid-gap:20px;display:grid;gap:20px;grid-template-columns:1fr 1fr;margin-bottom:24px}.schedule-form .form-group.full-width{grid-column:1/-1}.time-slot-option{align-items:center;display:flex;justify-content:space-between;padding:8px 12px}.time-slot-option:hover{background:#f8f9fa}.no-class-selected{background:#fff;border-radius:12px;box-shadow:0 4px 15px #0000001a;padding:80px 20px;text-align:center}.no-class-selected .empty-icon{font-size:4rem;margin-bottom:20px;opacity:.7}.no-class-selected h3{color:#2c3e50;margin-bottom:10px}.no-class-selected p{color:#7f8c8d;margin-bottom:20px}.day-column:first-child .day-header{background:#ffeaa7}.day-column:nth-child(2) .day-header{background:#fab1a0}.day-column:nth-child(3) .day-header{background:#fd79a8}.day-column:nth-child(4) .day-header{background:#74b9ff}.day-column:nth-child(5) .day-header{background:#55efc4}.day-column:nth-child(6) .day-header{background:#a29bfe}.day-column:nth-child(7) .day-header{background:#dfe6e9}.period-card:nth-child(odd){border-left:4px solid #74b9ff}.period-card:nth-child(2n){border-left:4px solid #55efc4}@media (max-width:1200px){.weekly-schedule{grid-template-columns:repeat(4,1fr)}}@media 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h2{color:#2c3e50;margin-bottom:.5rem}.scanner-header p{color:#7f8c8d;font-size:1.1rem}.scanner-section{background:#fff;border-radius:12px;box-shadow:0 2px 10px #0000001a;margin-bottom:2rem;padding:2rem;text-align:center}.qr-scanner{border:2px dashed #ddd;border-radius:8px;justify-content:center;margin:0 auto 1.5rem;max-width:400px;min-height:300px;width:100%}.qr-scanner,.scanner-controls{align-items:center;display:flex}.scanner-controls{flex-direction:column;gap:1rem}.start-scan-btn,.stop-scan-btn{border:none;border-radius:6px;cursor:pointer;font-size:1rem;padding:12px 24px;transition:all .3s ease}.start-scan-btn{background:#3498db;color:#fff}.start-scan-btn:hover{background:#2980b9}.stop-scan-btn{background:#e74c3c;color:#fff}.stop-scan-btn:hover{background:#c0392b}.scanner-status{color:#27ae60;font-weight:500}.payment-interface{grid-gap:2rem;gap:2rem}.fee-status-card,.payment-form-card,.student-card{background:#fff;border-radius:12px;box-shadow:0 2px 10px #0000001a;padding:1.5rem}.payment-form-card{grid-column:1/-1}.student-header{align-items:center;margin-bottom:1rem}.student-header h3{color:#2c3e50;margin:0}.fee-status-badge.pending{background:#f8d7da;color:#721c24}.student-details p{margin:.5rem 0}.fee-item{padding:.75rem 0}.form-grid{grid-gap:1rem;gap:1rem}.form-group small{font-size:.8rem}.payment-actions{margin-top:1.5rem}.pay-btn,.scan-again-btn{align-items:center;border:none;border-radius:6px;cursor:pointer;display:flex;font-size:1rem;gap:.5rem;padding:12px 24px;transition:all .3s ease}.scan-again-btn{background:#3498db;color:#fff}.scan-again-btn:hover{background:#2980b9}.spinner-small{border:2px solid #0000;height:16px;width:16px}.retry-btn{background:#e74c3c;border-radius:4px;padding:8px 16px}.instructions{background:#f8f9fa;border-left:4px solid #3498db;border-radius:8px;padding:1.5rem}.instructions h4{color:#2c3e50;margin-top:0}.instructions ul{margin:0;padding-left:1.5rem}.instructions li{color:#555;margin-bottom:.5rem}@media (max-width:768px){.fee-scanner-container{padding:1rem}.form-grid,.payment-interface{grid-template-columns:1fr}.payment-actions{flex-direction:column}}.demo-notice{margin-top:10px}.demo-mode-indicator{background:#d4edda;border:1px solid #c3e6cb;border-radius:4px;margin-bottom:10px;padding:4px 8px;text-align:center}.demo-mode-indicator small{color:#155724;font-weight:500}.fee-structure-card{grid-column:1/-1}.payment-suggestions{margin-bottom:1rem}.suggestion-btn{border:2px solid #3498db;border-radius:6px;color:#3498db;padding:8px 12px}.suggestion-btn:hover{background:#3498db;color:#fff}.suggestion-btn.full-fee:hover{background:#27ae60;color:#fff}.suggestion-btn.monthly:hover{background:#e67e22;color:#fff}.suggestion-btn.balance:hover{background:#e74c3c;color:#fff}.payment-interface{grid-gap:1.5rem;display:grid;gap:1.5rem;grid-template-columns:1fr 1fr;margin-bottom:2rem}.fee-status-card,.student-card{grid-column:span 1}.fee-structure-card,.payment-form-card{grid-column:1/-1}.instructions ul{list-style:none;padding-left:0}.instructions li{margin-bottom:.75rem;padding-left:1.5rem;position:relative}.instructions li:before{color:#27ae60;content:"✓";font-weight:700;left:0;position:absolute}@media (max-width:768px){.payment-interface{grid-template-columns:1fr}.fee-status-card,.student-card{grid-column:span 1}.payment-suggestions{flex-direction:column}.suggestion-btn{text-align:center}}.class-selection-modal .modal-content{max-width:500px}.modal-header{text-align:center}.modal-header h3{margin-bottom:.5rem}.class-selection{margin-bottom:1.5rem}.class-selection label{color:#2c3e50;display:block;font-weight:600;margin-bottom:.5rem}.class-select{border:1px solid #ddd;border-radius:6px;font-size:1rem;padding:10px;width:100%}.assign-btn,.cancel-btn{border:none;border-radius:6px;cursor:pointer;font-size:1rem;padding:10px 20px}.cancel-btn:hover{background:#545b62}.assign-btn{background:#3498db;color:#fff}.assign-btn:hover:not(:disabled){background:#2980b9}.assign-btn:disabled{background:#bdc3c7;cursor:not-allowed}.email-notification-section{background-color:#f1f8e9;margin:20px 0}.email-info ul{margin:10px 0;padding-left:20px}.email-info li{color:#555;margin:5px 0}.email-warning{background:#fff3cd;border-left:4px solid #ff9800;border-radius:6px;color:#856404;margin:10px 0 0;padding:10px}.receipt-header{border-bottom:2px solid #4caf504d;padding-bottom:15px}.receipt-header h4{font-size:24px;margin-bottom:8px}.action-btn.preview:hover{background:#1976d2;transform:translateY(-1px)}.action-btn.print:hover{background:#f57c00;transform:translateY(-1px)}.action-btn.done:hover{background:#616161;transform:translateY(-1px)}.action-btn.next{background:#9c27b0;color:#fff}.action-btn.next:hover{background:#7b1fa2;transform:translateY(-1px)}.small-note{color:#666;font-size:13px;margin-top:10px!important}@media (max-width:768px){.receipt-summary-grid{grid-template-columns:1fr}.receipt-secondary-actions{flex-direction:column}.action-btn{justify-content:center;width:100%}}.receipt-options-section{border-radius:10px;box-shadow:0 4px 12px #4caf5033;margin:25px 0}.receipt-details{grid-gap:30px;align-items:center;display:grid;gap:30px;grid-template-columns:1fr 1fr}@media (max-width:768px){.receipt-details{grid-template-columns:1fr}}.receipt-info{background:#fff;border-left:4px solid #4caf50;border-radius:8px;padding:20px}.receipt-info p{border-bottom:1px solid #eee;margin:8px 0;padding:5px 0}.receipt-actions{gap:15px}.download-receipt-btn{align-items:center;background:linear-gradient(135deg,#4caf50,#2e7d32);border:none;border-radius:8px;color:#fff;cursor:pointer;display:flex;font-size:16px;font-weight:700;gap:10px;justify-content:center;padding:15px 25px;transition:all .3s}.download-receipt-btn:hover:not(:disabled){background:linear-gradient(135deg,#2e7d32,#1b5e20);box-shadow:0 6px 12px #2e7d324d;transform:translateY(-2px)}.download-receipt-btn:disabled{cursor:not-allowed;opacity:.6}.receipt-secondary-actions{gap:10px}.done-btn,.preview-receipt-btn,.print-receipt-btn{border:none;border-radius:6px;cursor:pointer;font-weight:500;padding:10px 20px;transition:all .2s}.preview-receipt-btn{background:#2196f3;color:#fff}.preview-receipt-btn:hover{background:#1976d2}.print-receipt-btn{background:#ff9800;color:#fff}.print-receipt-btn:hover{background:#f57c00}.done-btn{background:#757575;color:#fff}.done-btn:hover{background:#616161}.pdf-preview-modal{align-items:center;background:#000c;display:flex;height:100%;justify-content:center;left:0;position:fixed;top:0;width:100%;z-index:1000}.pdf-preview-content{background:#fff;border-radius:10px;height:90%;overflow:hidden;position:relative;width:90%}.pdf-preview-close{background:#fff;border:none;border-radius:50%;box-shadow:0 2px 8px #0003;cursor:pointer;font-size:20px;height:40px;position:absolute;right:15px;top:15px;width:40px;z-index:1001}.month-navigation{background:#f8f9fa;border:1px solid #e9ecef;border-radius:8px;margin-top:1rem;padding:10px}.month-nav-btn{background:#3498db;border:none;color:#fff;font-size:14px;padding:8px 16px}.month-nav-btn:hover:not(:disabled){background:#2980b9}.month-nav-btn.current{background:#27ae60}.month-nav-btn.current:hover:not(:disabled){background:#219a52}.month-note{font-size:12px;margin-top:5px}.fee-status-header{margin-bottom:15px}.payment-history-card{grid-column:1/-1;margin-top:1.5rem}.payment-months{grid-gap:10px;gap:10px;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));margin-top:10px}.payment-month-item{background:#fff;border:1px solid #e0e0e0;padding:12px}.payment-month-item:hover{background:#f8fafc}.payment-month-item.active{background:#f1f8e9;border-width:2px}.month-header{margin-bottom:8px}.month-header strong{color:#2c3e50;font-size:14px}.month-status{font-size:11px;padding:2px 8px}.month-details{color:#7f8c8d;font-size:12px}.month-total{color:#27ae60}.current-indicator{color:#27ae60;font-size:11px;font-weight:600;margin-top:5px}.loading-overlay{background:#ffffffe6;z-index:9999}@media (max-width:768px){.payment-suggestions{flex-direction:column}.suggestion-btn{margin-bottom:5px;text-align:center;width:100%}.month-navigation{flex-direction:column;gap:8px}.month-nav-btn{width:100%}.payment-months{grid-template-columns:1fr}}.class-selection-grid{grid-gap:15px;gap:15px;margin-bottom:20px}.class-option{background:#fff;border:2px solid #e0e0e0;padding:15px;transition:all .3s}.class-option:hover{background:#f8fafc;border-color:#3498db;box-shadow:0 4px 12px #3498db33}.class-option .class-info h4{color:#2c3e50;margin:0 0 10px}.class-option .class-info p{color:#7f8c8d;font-size:14px;margin:5px 0}.class-actions{margin-top:15px;text-align:center}.select-class-btn{background:#3498db;border-radius:4px;font-size:14px;padding:8px 16px;transition:background .3s}.select-class-btn:hover{background:#2980b9}.print-options-modal{align-items:center;animation:fadeIn .3s ease;background:#000000b3;bottom:0;display:flex;justify-content:center;left:0;position:fixed;right:0;top:0;z-index:1001}.print-options-modal .modal-content{animation:slideUp .4s ease;background:#fff;border-radius:12px;box-shadow:0 20px 50px #00000040;max-width:400px;padding:2rem;width:90%}.print-options-modal .modal-header{align-items:center;border-bottom:1px solid #eee;display:flex;justify-content:space-between;margin-bottom:1.5rem;padding-bottom:10px}.print-options-modal .modal-header h5{color:#2c3e50;font-size:18px;margin:0}.print-options-modal .close-btn{background:none;border:none;border-radius:4px;color:#7f8c8d;cursor:pointer;font-size:1.5rem;padding:5px;transition:all .2s}.print-options-modal .close-btn:hover{background:#f8f9fa;color:#2c3e50}.print-options{gap:12px}.print-option-btn,.print-options{display:flex;flex-direction:column}.print-option-btn{align-items:flex-start;background:#fff;border:2px solid #3498db;border-radius:8px;color:#3498db;cursor:pointer;font-size:16px;font-weight:600;overflow:hidden;padding:15px;position:relative;text-align:left;transition:all .3s cubic-bezier(.4,0,.2,1)}.print-option-btn:before{background:linear-gradient(90deg,#0000,#fff3,#0000);content:"";height:100%;left:-100%;position:absolute;top:0;transition:.5s;width:100%}.print-option-btn:hover:not(:disabled):before{left:100%}.print-option-btn:hover:not(:disabled){box-shadow:0 8px 20px #00000026;transform:translateY(-3px)}.print-option-btn.regular{background:linear-gradient(135deg,#fff,#ebf5fb);border-color:#3498db;color:#3498db}.print-option-btn.regular:hover:not(:disabled){background:linear-gradient(135deg,#3498db,#2980b9);box-shadow:0 8px 25px #3498db4d;color:#fff}.print-option-btn.terminal{background:linear-gradient(135deg,#fff,#fdedec);border-color:#e74c3c;color:#e74c3c}.print-option-btn.terminal:hover:not(:disabled){background:linear-gradient(135deg,#e74c3c,#c0392b);box-shadow:0 8px 25px #e74c3c4d;color:#fff}.print-option-btn.direct{background:linear-gradient(135deg,#fff,#e9f7ef);border-color:#27ae60;color:#27ae60}.print-option-btn.direct:hover:not(:disabled){background:linear-gradient(135deg,#27ae60,#219653);box-shadow:0 8px 25px #27ae604d;color:#fff}.print-option-btn small{color:inherit;font-size:12px;font-weight:400;line-height:1.4;margin-top:5px;opacity:.8}.print-option-btn:disabled{box-shadow:none!important;cursor:not-allowed;opacity:.5;transform:none!important}.print-option-btn:disabled:before{display:none}.printer-config-modal{align-items:center;animation:fadeIn .3s ease;background:#000c;bottom:0;display:flex;justify-content:center;left:0;position:fixed;right:0;top:0;z-index:1002}.printer-config-modal .modal-content{animation:slideUp .4s ease;background:#fff;border-radius:16px;box-shadow:0 25px 60px #0000004d;max-height:85vh;max-width:700px;overflow-y:auto;width:90%}.printer-config-modal .modal-header{align-items:center;background:linear-gradient(135deg,#2c3e50,#34495e);border-bottom:1px solid #eaeaea;border-radius:16px 16px 0 0;color:#fff;display:flex;justify-content:space-between;padding:25px 30px}.printer-config-modal .modal-header h5{font-size:1.4rem;font-weight:600;margin:0}.printer-config-modal .close-btn{align-items:center;background:#ffffff26;border:none;border-radius:50%;color:#fff;cursor:pointer;display:flex;font-size:1.3rem;height:36px;justify-content:center;transition:all .2s ease;width:36px}.printer-config-modal .close-btn:hover{background:#ffffff40;transform:rotate(90deg)}.printer-options{padding:30px}.printer-type-section{margin-bottom:30px}.printer-type-section h6{align-items:center;color:#2c3e50;display:flex;font-size:1.1rem;font-weight:600;gap:10px;margin:0 0 15px}.printer-type-section h6:before{content:"🖨️";font-size:1.2rem}.printer-type-options{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.printer-type-card{border-radius:12px;overflow:hidden;padding:20px;position:relative;transition:all .3s cubic-bezier(.4,0,.2,1)}.printer-type-card:before{background:#0000;content:"";height:4px;left:0;position:absolute;right:0;top:0;transition:all .3s ease}.printer-type-card.regular:before{background:#3498db}.printer-type-card.thermal:before{background:#e74c3c}.printer-type-card.dot-matrix:before{background:#27ae60}.printer-type-card:hover{border-color:#0000;box-shadow:0 10px 30px #00000026;transform:translateY(-5px)}.printer-type-option input[type=radio]:checked+.printer-type-card{background:#f8f9fa;border-color:#0000;box-shadow:0 8px 25px #0000001a;transform:translateY(-3px)}.printer-icon{background:linear-gradient(135deg,#f8f9fa,#e9ecef);border-radius:10px;font-size:1.8rem}.printer-info h5{font-weight:600}.printer-info p{color:#5d6d7e}.printer-info small{display:block;margin-top:5px}.print-options-section{border-bottom:1px solid #f0f0f0;margin-bottom:30px;padding-bottom:25px}.print-options-section h6{align-items:center;color:#2c3e50;display:flex;font-size:1.1rem;font-weight:600;gap:10px;margin:0 0 15px}.print-options-section h6:before{content:"⚙️";font-size:1.1rem}.option-checkbox{background:linear-gradient(135deg,#f8f9fa,#f1f3f5);border-radius:10px;transition:all .3s ease}.option-checkbox:hover{background:linear-gradient(135deg,#f1f3f5,#e9ecef);transform:translateY(-2px)}.option-checkbox input[type=checkbox]{height:20px;margin-top:3px;transition:all .2s ease;width:20px}.option-checkbox input[type=checkbox]:checked{transform:scale(1.1)}.option-checkbox span{flex:1 1}.option-checkbox small{line-height:1.4}.preview-section{margin-bottom:30px}.preview-section h6{align-items:center;color:#2c3e50;display:flex;font-size:1.1rem;font-weight:600;gap:10px;justify-content:center;margin:0 0 15px}.preview-section h6:before{content:"👁️";font-size:1.1rem}.preview-btn{background:linear-gradient(135deg,#2c3e50,#34495e);border-radius:10px;box-shadow:0 4px 15px #2c3e5033;font-weight:600;gap:10px;margin-bottom:12px;padding:14px 28px;transition:all .3s cubic-bezier(.4,0,.2,1)}.preview-btn:hover:not(:disabled){background:linear-gradient(135deg,#34495e,#2c3e50);box-shadow:0 8px 25px #2c3e504d;transform:translateY(-3px)}.preview-btn:disabled{opacity:.5;transform:none!important}.preview-section small{line-height:1.5}.print-actions{padding-top:25px}.print-action-btn{border-radius:10px;font-weight:600;overflow:hidden;padding:16px 24px;position:relative;transition:all .3s cubic-bezier(.4,0,.2,1)}.print-action-btn:before{background:#ffffff1a;border-radius:50%;content:"";height:0;left:50%;position:absolute;top:50%;transform:translate(-50%,-50%);transition:width .6s,height .6s;width:0}.print-action-btn:hover:not(:disabled):before{height:300px;width:300px}.print-action-btn.primary{background:linear-gradient(135deg,#27ae60,#219653)}.print-action-btn.primary:hover:not(:disabled){background:linear-gradient(135deg,#219653,#1e874b);box-shadow:0 8px 25px #27ae604d;transform:translateY(-3px)}.print-action-btn.secondary{border:2px solid #dee2e6;color:#5d6d7e}.print-action-btn.secondary:hover:not(:disabled){border-color:#bdc3c7;transform:translateY(-3px)}.print-action-btn:disabled{box-shadow:none!important;opacity:.5;transform:none!important}.printer-status{animation:fadeInUp .5s ease;background:linear-gradient(135deg,#f8f9fa,#e9ecef);border-radius:12px;padding:20px}.status-indicator{border-radius:50%;height:24px;position:relative;width:24px}.status-indicator.processing{animation:pulse 1.5s infinite;background:#f1c40f}.status-indicator:before{background:#fff;border-radius:50%;content:"";height:16px;left:50%;position:absolute;top:50%;transform:translate(-50%,-50%);width:16px}.printer-status p{flex:1 1;font-size:.95rem}.fee-breakdown-enhanced{background:linear-gradient(135deg,#f8f9fa,#f1f3f5);border:1px solid #e9ecef;border-radius:10px;margin-top:15px;padding:20px}.fee-breakdown-header{align-items:center;border-bottom:2px solid #3498db;display:flex;gap:10px;margin-bottom:15px;padding-bottom:10px}.fee-breakdown-header h6{color:#2c3e50;font-size:1rem;font-weight:600;margin:0}.fee-breakdown-header:before{content:"💰";font-size:1.2rem}.fee-detail-grid{grid-gap:10px;display:grid;gap:10px}.fee-detail-item{align-items:center;border-bottom:1px dashed #dee2e6;display:flex;justify-content:space-between;padding:10px 0}.fee-detail-item:last-child{border-bottom:none}.fee-detail-item .fee-label{color:#5d6d7e;font-size:.9rem}.fee-detail-item .fee-value{color:#2c3e50;font-size:.9rem;font-weight:500}.total-fee-item{align-items:center;border-top:2px solid #3498db;color:#2c3e50;display:flex;font-size:1rem;font-weight:600;justify-content:space-between;margin-top:10px;padding:15px 0}.total-fee-item .total-label{align-items:center;display:flex;gap:8px}.total-fee-item .total-label:before{content:"✅";font-size:.9rem}.total-fee-item .total-value{color:#27ae60;font-size:1.1rem}@keyframes fadeInUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%{opacity:1;transform:scale(1)}50%{opacity:.7;transform:scale(1.1)}to{opacity:1;transform:scale(1)}}@media (max-width:768px){.printer-type-options{grid-template-columns:1fr}.print-actions{flex-direction:column}.print-action-btn{width:100%}}@media (max-width:480px){.printer-type-card{align-items:flex-start;flex-direction:column;gap:12px}.printer-icon{font-size:1.5rem;height:40px;width:40px}.option-checkbox{align-items:flex-start;flex-direction:column;gap:10px}}.print-instructions{background:linear-gradient(135deg,#f8f9fa,#e9ecef);border-left:4px solid #3498db;border-radius:8px;margin-bottom:20px;padding:15px}.instruction-note{color:#2c3e50;font-size:.95rem;line-height:1.5;margin:0}.print-tips{background:linear-gradient(135deg,#f5f7fa,#f0f2f5);border-left:3px solid #9b59b6;border-radius:8px;margin-top:20px;padding:15px}.print-tips h6{align-items:center;color:#2c3e50;display:flex;font-size:.95rem;font-weight:600;gap:8px;margin:0 0 10px}.print-tips h6:before{content:"💡";font-size:1rem}.print-tips ul{color:#5d6d7e;font-size:.85rem;margin:0;padding-left:20px}.print-tips li{line-height:1.5;margin-bottom:6px}.print-tips li:before{color:#9b59b6;content:"→";font-weight:700;margin-right:8px}.loading-overlay{animation:fadeIn .3s ease;background:#fffffff2;z-index:1003}.loading-spinner{border:4px solid #f3f3f3;height:60px;margin-bottom:20px;width:60px}.loading-text{animation:pulse 1.5s infinite;color:#2c3e50;font-size:1.1rem;font-weight:500}.action-btn.print,.receipt-options-section{position:relative}.fee-breakdown-header{background:#f8f9fa;border-radius:4px;grid-column:1/-1;margin-top:10px}.fee-detail{color:#555;font-size:13px;padding-left:20px}.fee-detail span:first-child{font-weight:400}.total-fee{border-top:2px solid #3498db;font-size:14px;grid-column:1/-1;margin-top:5px;padding-top:10px}.success-state{background:linear-gradient(135deg,#27ae601a,#2ecc711a);border:1px solid #27ae6033;border-radius:8px;color:#27ae60}.error-state,.success-state{animation:slideInRight .3s ease;margin:10px 0;padding:15px}.error-state{background:linear-gradient(135deg,#e74c3c1a,#e74c3c1a);border:1px solid #e74c3c33;border-radius:8px;color:#e74c3c}.print-queue-status{align-items:center;border-radius:20px;display:inline-flex;gap:6px;padding:4px 10px}.print-queue-status.queued{background:#f1c40f1a;border:1px solid #f1c40f33;color:#f1c40f}.print-queue-status.printing{background:#3498db1a;border:1px solid #3498db33;color:#3498db}.print-queue-status.completed{background:#27ae601a;border:1px solid #27ae6033;color:#27ae60}.print-queue-status.failed{background:#e74c3c1a;border:1px solid #e74c3c33;color:#e74c3c}.fee-management{margin:0 auto;max-width:1400px;padding:2rem}.fee-header{margin-bottom:2rem;text-align:center}.fee-header h1{color:#2c3e50;margin-bottom:.5rem}.fee-header p{color:#7f8c8d;font-size:1.1rem}.stats-cards{grid-gap:1.5rem;display:grid;gap:1.5rem;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));margin-bottom:2rem}.stat-card{background:#fff;box-shadow:0 2px 10px #0000001a;gap:1rem;padding:1.5rem}.stat-card,.stat-icon{align-items:center;display:flex}.stat-icon{border-radius:50%;font-size:2.5rem;height:60px;justify-content:center;width:60px}.total-collected .stat-icon{background:#d4edda;color:#155724}.pending-payments .stat-icon{background:#fff3cd;color:#856404}.collection-rate .stat-icon{background:#cce7ff;color:#004085}.recent-payments .stat-icon{background:#e2e3e5;color:#383d41}.stat-content h3{color:#2c3e50;font-size:1rem;margin:0 0 .5rem}.stat-number{color:#2c3e50;font-size:1.8rem;font-weight:700;margin-bottom:.25rem}.stat-content p{color:#7f8c8d;font-size:.9rem;margin:0}.tabs-container{background:#fff;border-radius:12px;box-shadow:0 2px 10px #0000001a;overflow:hidden}.tabs{background:#f8f9fa;border-bottom:1px solid #dee2e6;display:flex}.tab{background:none;border:none;border-bottom:3px solid #0000;color:#6c757d;cursor:pointer;font-size:1rem;padding:1rem 2rem;transition:all .3s ease}.tab:hover{background:#e9ecef;color:#495057}.tab.active{background:#fff;border-bottom-color:#007bff;color:#007bff}.tab-content{padding:2rem}.history-tab h3,.overdue-tab h3,.overview-tab h3{color:#2c3e50;margin-top:0}.overview-grid{grid-gap:2rem;gap:2rem;grid-template-columns:1fr 1fr}.overview-card{background:#f8f9fa;border-radius:8px;padding:1.5rem}.overview-card h4{color:#2c3e50;margin-top:0}.action-buttons{flex-wrap:wrap;gap:1rem}.action-btn{font-size:.9rem;padding:10px 20px;transition:all .3s ease}.action-btn.primary{background:#007bff;color:#fff}.action-btn.primary:hover{background:#0056b3}.action-btn.secondary{background:#6c757d;color:#fff}.action-btn.secondary:hover{background:#545b62}.summary-stats{display:flex;flex-direction:column}.summary-item{align-items:center;padding:.75rem 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