#feedbackOverlay, #feedbackModal, #feedbackForm, .field, input, textarea, button {
  margin: 0; padding: 0; box-sizing: border-box;
  font-family: sans-serif;
}
.hidden { display: none !important;}
#feedbackOverlay {
  position: fixed; top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.5);
  display: flex; align-items: center; justify-content: center;
  padding: 1rem;
  z-index: 1000;
}
#feedbackModal {
  position: relative;
  background: #fff;
  border-radius: 8px;
  width: 100%; max-width: 400px;
  padding: 1.5rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
#closeFeedbackBtn {
  position: absolute;
  top: 0.5rem; right: 0.5rem;
  background: none; border: none;
  font-size: 1.5rem; line-height: 1;
  cursor: pointer;
}
.field {
  margin-bottom: 1rem;
}
.field label {
  display: block;
  font-size: 0.9rem;
  color: #333;
}
.field input,
.field textarea {
  width: 100%;
  padding: 0.5rem;
  margin-top: 0.25rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 1rem;
}
.submit-btn {
  display: block;
  width: 100%;
  padding: 0.75rem;
  border: none;
  border-radius: 4px;
  background: #007BFF;
  color: #fff;
  font-size: 1rem;
  cursor: pointer;
}
.submit-btn:hover {
  background: #0056b3;
}
#openFeedbackBtn {
  padding: 0.5rem 1rem;
  border: none; border-radius: 4px;
  background: #007BFF; color: #fff;
  cursor: pointer;
}
#openFeedbackBtn:hover {
  background: #0056b3;
}
@media (max-width: 480px) {
  #feedbackModal {
    padding: 1rem;
  }
  .submit-btn, #openFeedbackBtn {
    font-size: 0.9rem;
  }
}