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h2{font-size:1.5rem;font-weight:600;margin:0}.close-btn{background:none;border:none;font-size:1.5rem;color:var(--text-secondary);cursor:pointer;padding:4px}.close-btn:hover{color:var(--text-primary)}.modal-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:32px}.alert{padding:12px 16px;border-radius:var(--radius-md);margin-top:16px;font-size:.9rem;display:flex;align-items:center;gap:8px}.alert-success{background-color:#ecfdf5;color:#065f46;border:1px solid #a7f3d0}.alert-error{background-color:#fef2f2;color:#991b1b;border:1px solid #fecaca}.mt-4{margin-top:16px}.text-center{text-align:center}.text-muted{color:var(--text-secondary)}.mb-6{margin-bottom:24px}.mb-1{margin-bottom:4px}.py-8{padding-top:32px;padding-bottom:32px}.text-primary{color:var(--text-primary)}.font-medium{font-weight:500}.line-clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.table-card{padding:0;overflow:hidden}.table-card .table-container{border-radius:0}.table-card .modern-table th{background-color:#f8fafc;border-top:none}.table-card .modern-table tr:last-child td{border-bottom:none}.system-management{padding:20px}.system-tabs{display:flex;gap:2px;border-bottom:1px solid #e2e8f0;margin-bottom:20px}.tab-button{padding:12px 24px;background:none;border:none;border-bottom:2px solid transparent;color:#64748b;font-weight:500;cursor:pointer;transition:all .2s;font-size:1rem}.tab-button:hover{color:#0f172a;background-color:#f8fafc}.tab-button.active{color:#2563eb;border-bottom-color:#2563eb;background-color:#eff6ff}.tab-content{background:white;border-radius:8px;min-height:400px}