/* FAQ Accordion 风琴样式 */
.faq-accordion {
  max-width: 1200px;
  margin: 40px auto;
  font-family: Arial, sans-serif;
}
.faq-accordion h3 {
  font-size: 26px;
  margin-bottom: 25px;
  color: #222;
}
.accordion-item {
  border-bottom: 1px solid #ddd;
}
.accordion-question {
  width: 100%;
  text-align: left;
  padding: 18px 15px;
  font-size: 16px;
  font-weight: 600;
  background: #ffffff;
  border: none;
  outline: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.3s;
}
.accordion-question:hover {
  background: #f8f8f8;
}
.accordion-question::after {
  content: '+';
  font-size: 22px;
  font-weight: bold;
  transition: transform 0.3s ease;
}
.accordion-question.active::after {
  transform: rotate(45deg);
}
.accordion-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
  padding: 0 15px;
  color: #555;
  line-height: 1.6;
}
.accordion-answer-inner {
  padding-bottom: 18px;
}