*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:#f5f5f5;color:#333;line-height:1.6}.app-container{min-height:100vh;display:flex;flex-direction:column}.app-header{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:2rem;text-align:center;box-shadow:0 2px 10px #0000001a}.app-header h1{font-size:2.5rem;margin-bottom:.5rem}.app-header p{font-size:1.1rem;opacity:.9}.app-main{flex:1;padding:2rem}.app-footer{background-color:#2c3e50;color:#fff;text-align:center;padding:1rem;margin-top:auto}.container{max-width:1200px;margin:0 auto;background-color:#fff;padding:2rem;border-radius:8px;box-shadow:0 2px 8px #0000001a}.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;padding-bottom:1rem;border-bottom:2px solid #667eea}.header h1{color:#2c3e50;font-size:2rem}.btn{padding:.6rem 1.2rem;border:none;border-radius:4px;cursor:pointer;font-size:1rem;transition:all .3s;text-decoration:none;display:inline-block}.btn-primary{background-color:#667eea;color:#fff}.btn-primary:hover{background-color:#5568d3;transform:translateY(-2px);box-shadow:0 4px 8px #667eea4d}.btn-secondary{background-color:#95a5a6;color:#fff;margin-right:.5rem}.btn-secondary:hover{background-color:#7f8c8d}.btn-sm{padding:.4rem .8rem;font-size:.9rem;margin-right:.5rem}.btn-edit{background-color:#3498db;color:#fff}.btn-edit:hover{background-color:#2980b9}.btn-delete{background-color:#e74c3c;color:#fff}.btn-delete:hover{background-color:#c0392b}.btn:disabled{background-color:#bdc3c7;cursor:not-allowed;transform:none}.loading{text-align:center;padding:3rem;font-size:1.2rem;color:#667eea}.error{background-color:#fee;color:#c33;padding:1rem;border-radius:4px;margin-bottom:1rem;border-left:4px solid #e74c3c}.empty{text-align:center;padding:3rem;color:#7f8c8d;font-size:1.1rem}.empty a{color:#667eea;text-decoration:none;font-weight:700}.productos-table{width:100%;border-collapse:collapse;margin-top:1rem}.productos-table thead{background-color:#f8f9fa}.productos-table th{padding:1rem;text-align:left;font-weight:600;color:#2c3e50;border-bottom:2px solid #dee2e6}.productos-table td{padding:1rem;border-bottom:1px solid #dee2e6}.productos-table tbody tr:hover{background-color:#f8f9fa}.badge-active{background-color:#27ae60;color:#fff;padding:.3rem .8rem;border-radius:20px;font-size:.85rem;font-weight:500}.badge-inactive{background-color:#e74c3c;color:#fff;padding:.3rem .8rem;border-radius:20px;font-size:.85rem;font-weight:500}.actions{white-space:nowrap}.pagination{display:flex;justify-content:space-between;align-items:center;margin-top:2rem;padding-top:1rem;border-top:1px solid #dee2e6}.page-info{color:#7f8c8d}.form{max-width:600px}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:500;color:#2c3e50}.form-group input,.form-group textarea{width:100%;padding:.75rem;border:1px solid #ddd;border-radius:4px;font-size:1rem;transition:border-color .3s}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.form-group input.invalid,.form-group textarea.invalid{border-color:#e74c3c}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.error-text{color:#e74c3c;font-size:.85rem;margin-top:.25rem;display:block}.checkbox-label{display:flex;align-items:center;cursor:pointer}.checkbox-label input[type=checkbox]{width:auto;margin-right:.5rem;cursor:pointer}.form-actions{display:flex;justify-content:flex-end;margin-top:2rem;padding-top:1rem;border-top:1px solid #dee2e6}@media (max-width: 768px){.app-header h1{font-size:1.8rem}.header{flex-direction:column;gap:1rem}.productos-table{font-size:.9rem}.productos-table th,.productos-table td{padding:.5rem}.form-row{grid-template-columns:1fr}}