*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:#f8fafc;color:#334155;line-height:1.6}:root{--primary-color: #3b82f6;--primary-hover: #2563eb;--success-color: #10b981;--danger-color: #ef4444;--warning-color: #f59e0b;--gray-50: #f9fafb;--gray-100: #f3f4f6;--gray-200: #e5e7eb;--gray-300: #d1d5db;--gray-400: #9ca3af;--gray-500: #6b7280;--gray-600: #4b5563;--gray-700: #374151;--gray-800: #1f2937;--gray-900: #111827;--border-radius: 8px;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1)}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.5rem 1rem;border:none;border-radius:var(--border-radius);font-weight:500;font-size:.875rem;cursor:pointer;transition:all .2s ease;text-decoration:none;gap:.5rem}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover:not(:disabled){background-color:var(--primary-hover)}.btn-success{background-color:var(--success-color);color:#fff}.btn-success:hover:not(:disabled){background-color:#059669}.btn-danger{background-color:var(--danger-color);color:#fff}.btn-danger:hover:not(:disabled){background-color:#dc2626}.btn-secondary{background-color:var(--gray-200);color:var(--gray-700)}.btn-secondary:hover:not(:disabled){background-color:var(--gray-300)}.btn-sm{padding:.375rem .75rem;font-size:.75rem}.btn-lg{padding:.75rem 1.5rem;font-size:1rem}.form-group{margin-bottom:1rem}.form-label{display:block;margin-bottom:.5rem;font-weight:500;color:var(--gray-700)}.form-control{width:100%;padding:.75rem;border:1px solid var(--gray-300);border-radius:var(--border-radius);font-size:.875rem;transition:border-color .2s ease,box-shadow .2s ease}.form-control:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #3b82f61a}.form-control.is-invalid{border-color:var(--danger-color)}.invalid-feedback{display:block;margin-top:.25rem;font-size:.75rem;color:var(--danger-color)}.card{background:#fff;border-radius:var(--border-radius);box-shadow:var(--shadow-sm);border:1px solid var(--gray-200)}.card-header{padding:1.5rem;border-bottom:1px solid var(--gray-200)}.card-body{padding:1.5rem}.card-title{margin:0;font-size:1.25rem;font-weight:600;color:var(--gray-900)}.table-container{overflow-x:auto;border-radius:var(--border-radius);border:1px solid var(--gray-200)}.table{width:100%;border-collapse:collapse;background:#fff}.table th,.table td{padding:.75rem;text-align:left;border-bottom:1px solid var(--gray-200)}.table th{background-color:var(--gray-50);font-weight:600;color:var(--gray-900);font-size:.875rem}.table tbody tr:hover{background-color:var(--gray-50)}.modal-overlay{position:fixed;inset:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem}.modal{background:#fff;border-radius:var(--border-radius);box-shadow:var(--shadow-lg);max-width:500px;width:100%;max-height:90vh;overflow-y:auto}.modal-header{padding:1.5rem;border-bottom:1px solid var(--gray-200);display:flex;align-items:center;justify-content:space-between}.modal-title{margin:0;font-size:1.125rem;font-weight:600}.modal-body{padding:1.5rem}.modal-footer{padding:1rem 1.5rem;border-top:1px solid var(--gray-200);display:flex;gap:.75rem;justify-content:flex-end}.alert{padding:.75rem 1rem;border-radius:var(--border-radius);margin-bottom:1rem;border:1px solid transparent}.alert-success{background-color:#f0fdf4;border-color:#bbf7d0;color:#166534}.alert-danger{background-color:#fef2f2;border-color:#fecaca;color:#991b1b}.alert-warning{background-color:#fffbeb;border-color:#fed7aa;color:#92400e}.spinner{width:20px;height:20px;border:2px solid var(--gray-300);border-top:2px solid var(--primary-color);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (max-width: 768px){.container{padding:0 .75rem}.table th,.table td{padding:.5rem;font-size:.875rem}.modal{margin:.5rem;max-width:calc(100% - 1rem)}.modal-footer{flex-direction:column}.modal-footer .btn{width:100%}}