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strong{color:#007bff;font-weight:600}.tu-scope .admin-panel .approval-accordion{display:flex;flex-direction:column;border:1px solid #dee2e6;border-radius:8px;overflow:hidden}.tu-scope .admin-panel .approval-row+.approval-row{border-top:1px solid #dee2e6}.tu-scope .admin-panel .approval-row__header{width:100%;display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px;padding:14px 18px;background:#fff;border:none;cursor:pointer;text-align:left;font:inherit;transition:background .2s ease}.tu-scope .admin-panel .approval-row__header:hover{background:#f8f9fa}.tu-scope .admin-panel .approval-row__teacher{font-weight:600;color:#1a1a1a;min-width:90px}.tu-scope .admin-panel .approval-row__subject{color:#333;min-width:140px}.tu-scope .admin-panel .approval-row__badge{font-size:13px;color:#555}.tu-scope .admin-panel .approval-row__date{font-size:12px;color:#999;margin-left:auto}.tu-scope .admin-panel .approval-row__chevron{font-size:12px;color:#999}.tu-scope .admin-panel .approval-row__detail{padding:18px;background:#f8fbff;border-top:1px solid #dbeafe}.tu-scope .admin-panel .btn{padding:.6rem 1.2rem;border:none;border-radius:6px;font-size:.9rem;font-weight:500;cursor:pointer;transition:all .3s ease;display:inline-flex;align-items:center;justify-content:center;gap:.5rem;white-space:nowrap}.tu-scope .admin-panel .btn:disabled{opacity:.5;cursor:not-allowed}.tu-scope .admin-panel .btn--primary{background:#007bff;color:#fff}.tu-scope .admin-panel .btn--primary:hover:not(:disabled){background:#0056b3;box-shadow:0 2px 8px #007bff4d}.tu-scope .admin-panel .btn--secondary{background:#6c757d;color:#fff}.tu-scope .admin-panel .btn--secondary:hover:not(:disabled){background:#5a6268;box-shadow:0 2px 8px #6c757d4d}.tu-scope .admin-panel .btn--danger{background:#dc3545;color:#fff}.tu-scope .admin-panel .btn--danger:hover:not(:disabled){background:#c82333;box-shadow:0 2px 8px #dc35454d}.tu-scope .admin-panel .btn--small{padding:.5rem .9rem;font-size:.85rem}.tu-scope .admin-panel .modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem;animation:admin-fade-in .2s ease}@keyframes admin-fade-in{0%{opacity:0}to{opacity:1}}.tu-scope .admin-panel .modal-content{background:#fff;border-radius:8px;box-shadow:0 10px 40px #0003;max-width:500px;width:100%;max-height:90vh;overflow-y:auto;animation:admin-slide-up .3s ease}@keyframes admin-slide-up{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.tu-scope .admin-panel .modal-header{padding:1.5rem;border-bottom:1px solid #dee2e6;display:flex;justify-content:space-between;align-items:center}.tu-scope .admin-panel .modal-title{margin:0;font-size:1.25rem;font-weight:600;color:#333}.tu-scope .admin-panel .modal-close-btn{background:none;border:none;font-size:1.5rem;cursor:pointer;color:#666;padding:.25rem .5rem;transition:color .3s ease}.tu-scope .admin-panel .modal-close-btn:hover:not(:disabled){color:#333}.tu-scope .admin-panel .modal-body{padding:1.5rem}.tu-scope .admin-panel .modal-info{margin:0 0 1rem;font-size:.95rem;color:#666}.tu-scope .admin-panel .modal-info strong{color:#333;font-weight:600}.tu-scope .admin-panel .form-group{margin-bottom:1.5rem}.tu-scope .admin-panel .form-label{display:block;margin-bottom:.5rem;font-size:.9rem;font-weight:600;color:#333}.tu-scope .admin-panel .required{color:#dc3545}.tu-scope .admin-panel .form-textarea{width:100%;padding:.75rem;border:1px solid #dee2e6;border-radius:6px;font-size:.9rem;font-family:inherit;resize:vertical;transition:all .3s ease}.tu-scope .admin-panel .form-textarea:focus{outline:none;border-color:#007bff;box-shadow:0 0 0 3px #007bff1a}.tu-scope .admin-panel .form-textarea:disabled{background:#f8f9fa;color:#666}.tu-scope .admin-panel .form-error{padding:.75rem 1rem;background:#f8d7da;color:#721c24;border:1px solid #f5c6cb;border-radius:4px;margin-bottom:1rem;font-size:.9rem}.tu-scope .admin-panel .modal-footer{padding:1.5rem;background:#f8f9fa;border-top:1px solid #dee2e6;display:flex;gap:.75rem;justify-content:flex-end}.tu-scope .admin-panel .empty-icon{font-size:3rem;margin-bottom:1rem}.tu-scope .admin-panel .empty-title{margin:0 0 .5rem;font-size:1.1rem;font-weight:600;color:#666}.tu-scope .admin-panel .empty-description{margin:0;font-size:.9rem;color:#999}.tu-scope .admin-panel .loading-container{padding:3rem 1.5rem;text-align:center}.tu-scope .admin-panel .loading-spinner{display:inline-block;width:40px;height:40px;border:4px solid #f3f3f3;border-top:4px solid #007bff;border-radius:50%;animation:admin-spin 1s linear infinite;margin-bottom:1rem}@keyframes admin-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (max-width: 768px){.tu-scope .admin-panel .approval-row__header{flex-direction:column;align-items:flex-start}.tu-scope .admin-panel 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.unassigned-section__title{margin:0 0 10px;font-size:15px;color:#92400e}.tu-scope .unassigned-reschedule{padding:8px 10px;margin-bottom:8px;background-color:#fff;border:1px solid #ffe082;border-radius:6px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}.tu-scope .unassigned-reschedule:last-child{margin-bottom:0}.tu-scope .unassigned-reschedule__info{font-size:13px;color:#7a5c00;font-weight:600}.tu-scope .unassigned-reschedule__row{display:flex;gap:6px}.tu-scope .unassigned-reschedule__row select{min-width:140px;padding:5px 8px;border:1px solid #e5e7eb;border-radius:6px;font-size:13px}.tu-scope .usage-overview__group{margin-bottom:28px}.tu-scope .usage-overview__group:last-child{margin-bottom:0}.tu-scope .usage-overview__group-title{margin:0 0 8px;font-size:14px;font-weight:700;color:#374151}.tu-scope .usage-overview__table-container{overflow-x:auto;border:1px solid #e5e7eb;border-radius:8px}.tu-scope .usage-overview__table{border-collapse:collapse;font-size:13px}.tu-scope 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.classroom-count-row--bottom{margin-top:15px;margin-bottom:0;justify-content:flex-end}.st-scope .classroom-count{margin:0;color:#666;font-size:14px}.st-scope .classroom-table-container{overflow-x:auto;background-color:#fff;border-radius:8px;box-shadow:0 1px 3px #0000001a}.st-scope .classroom-table{width:100%;border-collapse:collapse}.st-scope .classroom-table thead{background-color:#f8f9fa}.st-scope .classroom-table th{padding:12px 15px;text-align:left;font-weight:600;color:#495057;border-bottom:2px solid #dee2e6;white-space:nowrap}.st-scope .classroom-table td{padding:12px 15px;border-bottom:1px solid #dee2e6;color:#212529}.st-scope .classroom-table tbody tr:hover{background-color:#f8f9fa}.st-scope .classroom-table tbody tr:last-child td{border-bottom:none}.st-scope .empty-message{text-align:center;color:#999;padding:40px 20px!important}.st-scope .availability-checkbox{display:flex;align-items:center;gap:6px;cursor:pointer;font-size:13px;color:#495057}.st-scope .availability-checkbox 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.modal-close{background:none;border:none;font-size:24px;color:#999;cursor:pointer;padding:0;width:30px;height:30px;display:flex;align-items:center;justify-content:center;border-radius:4px;transition:all .2s}.st-scope .modal-close:hover{background-color:#f8f9fa;color:#333}.st-scope .classroom-form{padding:20px}.st-scope .form-error{padding:12px;background-color:#fee;color:#c33;border-radius:4px;margin-bottom:20px;border-left:4px solid #c33}.st-scope .form-group{margin-bottom:20px}.st-scope .form-group label{display:block;margin-bottom:8px;font-weight:500;color:#495057}.st-scope .form-group .required{color:#dc3545}.st-scope .form-group input[type=text],.st-scope .form-group input[type=number]{width:100%;padding:10px 15px;border:1px solid #ced4da;border-radius:4px;font-size:14px;box-sizing:border-box}.st-scope .form-group input:focus{outline:none;border-color:#4caf50;box-shadow:0 0 0 2px #4caf501a}.st-scope .form-group input:disabled{background-color:#e9ecef;cursor:not-allowed}.st-scope .checkbox-group{display:flex;align-items:center}.st-scope .checkbox-group label{display:flex;align-items:center;cursor:pointer;margin:0}.st-scope .checkbox-group input[type=checkbox]{margin-right:8px;width:18px;height:18px;cursor:pointer}.st-scope .form-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:30px;padding-top:20px;border-top:1px solid #dee2e6}.st-scope .loading{text-align:center;padding:40px 20px;color:#666}@media (max-width: 768px){.st-scope .classroom-management{padding:15px}.st-scope .page-header{flex-direction:column;align-items:flex-start;gap:15px}.st-scope .filters{flex-direction:column}.st-scope .search-input,.st-scope .filter-select{width:100%}.st-scope .batch-controls{flex-direction:column;align-items:stretch}.st-scope .batch-controls input[type=file]{width:100%}.st-scope .classroom-table-container{overflow-x:scroll}.st-scope .classroom-table{min-width:800px}.st-scope .action-buttons{flex-direction:column}.st-scope .modal-content{max-width:100%;margin:0 10px}}.tu-scope .admin-panel{padding:20px}.tu-scope .admin-section{margin-bottom:40px;background:#fff;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000000d}.tu-scope .section-title{font-size:20px;font-weight:600;color:#1a1a1a;margin:0 0 20px;padding-bottom:12px;border-bottom:2px solid #f0f0f0}.tu-scope .application-detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.tu-scope .detail-field{padding:12px 14px;border-radius:10px;background:#f9fafb;border:1px solid #e5e7eb}.tu-scope .detail-field--full{grid-column:1 / -1}.tu-scope .detail-label{display:block;margin-bottom:6px;font-size:12px;font-weight:700;color:#6b7280}.tu-scope .detail-value{display:block;font-size:14px;color:#111827;word-break:break-word}.tu-scope .application-detail-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:16px}.tu-scope .venue-assign{margin-top:14px}.tu-scope .venue-assign__row{display:flex;gap:8px;margin-top:6px}.tu-scope 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