:root{--primary: #4f46e5;--primary-dark: #4338ca;--success: #16a34a;--danger: #dc2626;--warning: #d97706;--gray-50: #f8fafc;--gray-100: #f1f5f9;--gray-200: #e2e8f0;--gray-300: #cbd5e1;--gray-500: #64748b;--gray-700: #334155;--gray-900: #0f172a}body{background:var(--gray-50);color:var(--gray-900);line-height:1.5}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:none;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:all .15s;text-decoration:none}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#b91c1c}.btn-success{background:var(--success);color:#fff}.btn-secondary{background:var(--gray-200);color:var(--gray-700)}.btn-secondary:hover{background:var(--gray-300)}.btn-sm{padding:4px 10px;font-size:12px}.btn:disabled{opacity:.5;cursor:not-allowed}.card{background:#fff;border-radius:12px;box-shadow:0 1px 3px #00000014;padding:20px}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:13px;font-weight:500;margin-bottom:4px;color:var(--gray-700)}.form-group input,.form-group textarea,.form-group select{width:100%;padding:8px 12px;border:1px solid var(--gray-300);border-radius:6px;font-size:14px;outline:none;transition:border .15s}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{border-color:var(--primary);box-shadow:0 0 0 3px #4f46e51a}.form-group textarea{min-height:80px;resize:vertical}.alert{padding:12px 16px;border-radius:8px;font-size:14px;margin-bottom:16px}.alert-error{background:#fef2f2;color:var(--danger);border:1px solid #fecaca}.alert-success{background:#f0fdf4;color:var(--success);border:1px solid #bbf7d0}.badge{display:inline-block;padding:2px 8px;border-radius:20px;font-size:11px;font-weight:600;text-transform:uppercase}.badge-primary{background:#ede9fe;color:var(--primary)}.badge-success{background:#dcfce7;color:var(--success)}.badge-warning{background:#fef9c3;color:var(--warning)}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.page-header h1{font-size:24px;font-weight:700}.grid{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}.grid-3{grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}.empty-state{text-align:center;padding:48px;color:var(--gray-500)}.empty-state svg{width:48px;height:48px;margin-bottom:12px;opacity:.4}.empty-state p{font-size:14px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:#fff;border-radius:12px;padding:24px;width:100%;max-width:480px;max-height:90vh;overflow-y:auto}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.modal-header h2{font-size:18px;font-weight:700}.modal-close{background:none;border:none;cursor:pointer;font-size:20px;color:var(--gray-500)}.spinner{width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-page{display:flex;align-items:center;justify-content:center;min-height:200px}.loading-spinner{width:32px;height:32px;border:3px solid var(--gray-200);border-top-color:var(--primary);border-radius:50%;animation:spin .6s linear infinite}table{width:100%;border-collapse:collapse}th{text-align:left;padding:10px 12px;font-size:12px;font-weight:600;text-transform:uppercase;color:var(--gray-500);border-bottom:1px solid var(--gray-200)}td{padding:12px;font-size:14px;border-bottom:1px solid var(--gray-100)}tr:last-child td{border-bottom:none}