:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app-container{max-width:600px;margin:50px auto;padding:20px;font-family:Arial,sans-serif;background-color:#f5f5f5;border-radius:10px;box-shadow:0 0 10px #0000001a}.app-title{text-align:center;color:#333;margin-bottom:30px;font-size:24px;font-weight:700}.pergunta-container{margin-bottom:20px}.pergunta-input{width:100%;padding:15px;font-size:16px;border:2px solid #ddd;border-radius:8px;outline:none;box-sizing:border-box;transition:border-color .3s ease}.pergunta-input:focus{border-color:#007bff}.pergunta-input:disabled{background-color:#f8f9fa;cursor:not-allowed}.enviar-button{width:100%;padding:15px;font-size:16px;background-color:#007bff;color:#fff;border:none;border-radius:8px;cursor:pointer;margin-bottom:20px;transition:background-color .3s ease}.enviar-button:hover:not(:disabled){background-color:#0056b3}.enviar-button:disabled{background-color:#ccc;cursor:not-allowed}.resposta-container{background-color:#fff;padding:20px;border-radius:8px;margin-bottom:20px;border:1px solid #ddd;box-shadow:0 2px 4px #0000000d}.resposta-title{color:#333;margin-bottom:10px;font-size:18px;font-weight:700}.resposta-text{font-size:16px;line-height:1.5;color:#555;margin:0}.feedback-container{background-color:#fff;padding:20px;border-radius:8px;border:1px solid #ddd;box-shadow:0 2px 4px #0000000d}.feedback-title{color:#333;margin-bottom:15px;font-size:18px;font-weight:700}.feedback-options{margin-bottom:15px;display:flex;gap:20px;flex-wrap:wrap}.feedback-option{display:flex;align-items:center;cursor:pointer;font-size:16px}.feedback-option input[type=radio]{margin-right:8px;transform:scale(1.2);cursor:pointer}.feedback-option:hover{color:#007bff}.feedback-button{padding:10px 20px;background-color:#28a745;color:#fff;border:none;border-radius:5px;cursor:pointer;font-size:14px;transition:background-color .3s ease}.feedback-button:hover{background-color:#218838}.instrucoes-container{margin-top:30px;padding:15px;background-color:#e9ecef;border-radius:8px;font-size:14px;color:#6c757d;line-height:1.4}.instrucoes-container strong{color:#495057}.instrucoes-aviso{margin-top:10px;padding-top:10px;border-top:1px solid #dee2e6;color:#dc3545;font-weight:700}@media (max-width: 768px){.app-container{margin:20px;padding:15px;max-width:none}.app-title{font-size:20px;margin-bottom:20px}.pergunta-input,.enviar-button{padding:12px;font-size:16px}.feedback-options{flex-direction:column;gap:10px}.resposta-container,.feedback-container{padding:15px}}.resposta-container,.feedback-container{animation:fadeIn .3s ease-in-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.loading-spinner{display:inline-block;width:16px;height:16px;border:2px solid #ffffff;border-radius:50%;border-top-color:transparent;animation:spin 1s ease-in-out infinite;margin-right:8px}@keyframes spin{to{transform:rotate(360deg)}}.pergunta-input:focus,.enviar-button:focus,.feedback-button:focus{outline:2px solid #007bff;outline-offset:2px}.feedback-option input[type=radio]:focus{outline:2px solid #007bff;outline-offset:2px}