.btn-feedback {
  background: linear-gradient(135deg, #3f51b5, #5c6bc0);
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 10px;
  font-size: 1rem;
  cursor: pointer;
  font-weight: bold;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 4px 12px rgba(63, 81, 181, 0.4);
}
.btn-feedback:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(63, 81, 181, 0.5);
}

.feedback-list {
  margin-top: 2rem;
  display: flex;
  flex-direction: column-reverse;
  gap: 1rem;
  max-height: 400px;
  overflow-y: auto;
  padding: 1.2rem;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 16px;
  box-shadow: inset 0 0 10px rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(4px);
  transition: background 0.3s ease;
}

.feedback-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.06);
  color: white;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

.feedback-item img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid #5c6bc0;
}

.feedback-item strong {
  font-size: 1.05rem;
  font-weight: 600;
  display: block;
  margin-bottom: 0.3rem;
}

textarea#feedbackText {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  border: none;
  resize: vertical;
  font-family: inherit;
  font-size: 1rem;
  margin-bottom: 1rem;
  background: rgba(255, 255, 255, 0.06);
  color: white;
  backdrop-filter: blur(2px);
  box-shadow: inset 0 0 4px rgba(255, 255, 255, 0.05);
}

textarea#feedbackText::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

button.btn-submit {
  background: linear-gradient(135deg, #3f51b5, #5c6bc0);
  color: white;
  border: none;
  padding: 0.75rem;
  width: 100%;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: bold;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 4px 12px rgba(63, 81, 181, 0.4);
}
button.btn-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(63, 81, 181, 0.5);
}
.guest-badge {
  display: inline-block;
  background-color: #5c6bc0;
  color: white;
  font-size: 0.75rem;
  font-weight: bold;
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  margin-bottom: 0.3rem;
  margin-right: 0.5rem;
  vertical-align: middle;
  opacity: 0.9;
}
.feedback-item strong {
  font-size: 1rem;
  display: inline-block;
  vertical-align: middle;
}