.page-faq {
  padding-bottom: 80px;
  background: var(--c-bg);
}

/* 面包屑 */
.page-faq .breadcrumb {
  margin-bottom: 32px;
  font-size: 14px;
  color: var(--c-muted);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}
.page-faq .breadcrumb a {
  color: var(--c-muted);
  text-decoration: none;
  transition: color var(--ease);
}
.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  color: var(--c-primary);
  outline: none;
}
.page-faq .breadcrumb__sep {
  color: var(--c-gold);
  font-weight: 700;
}
.page-faq .breadcrumb__current {
  color: var(--c-deep);
  font-weight: 700;
}

/* 页面头部 */
.page-faq .faq-header {
  position: relative;
  margin-bottom: 44px;
}
.page-faq .faq-header__kicker {
  display: inline-block;
  font-family: var(--font-title);
  font-size: 14px;
  letter-spacing: 0.12em;
  color: var(--c-primary);
  background: rgba(255, 107, 53, 0.12);
  padding: 6px 16px;
  border-radius: var(--r-pill);
  margin: 0 0 18px;
}
.page-faq .faq-header h1 {
  font-family: var(--font-title);
  font-size: clamp(30px, 6vw, 44px);
  line-height: 1.2;
  color: var(--c-deep);
  margin: 0 0 16px;
  max-width: 18em;
}
.page-faq .faq-header__sub {
  display: block;
  font-size: 0.62em;
  color: var(--c-muted);
  margin-top: 10px;
}
.page-faq .faq-header__lead {
  font-size: 16px;
  line-height: 1.7;
  color: var(--c-muted);
  max-width: 54em;
  margin: 0;
}
.page-faq .faq-header::after {
  content: "";
  display: block;
  width: 120px;
  height: 6px;
  margin-top: 26px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-gold));
  border-radius: var(--r-pill);
}

/* 整体布局 */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: start;
}

/* 左侧索引卡 */
.page-faq .faq-index__card {
  position: relative;
  overflow: hidden;
  background: var(--c-blue);
  border-radius: var(--r-card);
  padding: 24px 20px;
  box-shadow: var(--shadow-card);
}
.page-faq .faq-index__card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-gold));
}
.page-faq .faq-index__title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-title);
  font-size: 18px;
  color: var(--c-deep);
  margin: 0 0 16px;
}
.page-faq .faq-index__title::before {
  content: "";
  width: 4px;
  height: 20px;
  border-radius: 4px;
  background: var(--c-primary);
}
.page-faq .faq-index__list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.page-faq .faq-index__list::-webkit-scrollbar {
  display: none;
}
.page-faq .faq-index__item {
  flex-shrink: 0;
}
.page-faq .faq-index__link {
  display: block;
  padding: 9px 16px;
  border-radius: var(--r-pill);
  background: var(--c-white);
  color: var(--c-deep);
  font-size: 14px;
  font-family: var(--font-body);
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--ease), color var(--ease), box-shadow var(--ease);
}
.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  background: var(--c-primary);
  color: var(--c-white);
  box-shadow: 0 4px 14px rgba(255, 107, 53, 0.35);
  outline: none;
}
.page-faq .faq-index__note {
  padding-top: 18px;
  border-top: 1px solid rgba(15, 31, 61, 0.12);
}
.page-faq .faq-index__note-text {
  margin: 0 0 14px;
  font-size: 14px;
  color: var(--c-ink);
  line-height: 1.6;
}

/* 右侧答案区 */
.page-faq .faq-answers {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.page-faq .faq-group {
  background: var(--c-white);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-card);
  padding: 26px 20px 32px;
}
.page-faq .faq-group__title {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-family: var(--font-title);
  font-size: 22px;
  line-height: 1.3;
  color: var(--c-deep);
  margin: 0 0 22px;
  padding-bottom: 14px;
  border-bottom: 2px solid rgba(255, 107, 53, 0.14);
}
.page-faq .faq-group__num {
  font-family: var(--font-title);
  font-size: 34px;
  line-height: 1;
  color: var(--c-primary);
  letter-spacing: -0.02em;
}

/* 折叠面板 */
.page-faq .faq-item {
  border: 1px solid #e4e9f0;
  border-radius: 14px;
  margin-bottom: 12px;
  background: var(--c-bg);
  transition: border-color var(--ease), box-shadow var(--ease), background var(--ease);
}
.page-faq .faq-item:last-child {
  margin-bottom: 0;
}
.page-faq .faq-item[open] {
  border-color: rgba(255, 107, 53, 0.4);
  background: var(--c-white);
  box-shadow: 0 6px 24px rgba(15, 31, 61, 0.06);
}
.page-faq .faq-item__question {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 16px;
  justify-content: space-between;
  padding: 18px 20px;
  cursor: pointer;
  font-family: var(--font-title);
  font-size: 16px;
  line-height: 1.4;
  color: var(--c-deep);
  -webkit-tap-highlight-color: transparent;
}
.page-faq .faq-item__question::-webkit-details-marker {
  display: none;
}
.page-faq .faq-item__question:focus-visible {
  outline: 2px solid var(--c-primary);
  outline-offset: -2px;
  border-radius: 14px;
}
.page-faq .faq-item__title {
  flex: 1;
}
.page-faq .faq-item__icon {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  border-radius: 50%;
  background: rgba(255, 107, 53, 0.12);
  color: var(--c-primary);
  transition: transform var(--ease), background var(--ease), color var(--ease);
}
.page-faq .faq-item[open] .faq-item__icon {
  transform: rotate(45deg);
  background: var(--c-primary);
  color: var(--c-white);
}
.page-faq .faq-item__answer {
  padding: 0 20px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-muted);
}
.page-faq .faq-item__answer p {
  margin: 0 0 6px;
}
.page-faq .faq-item__answer a {
  color: var(--c-primary);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-faq .faq-item[open] .faq-item__answer {
  animation: faqAnswerIn 0.35s ease both;
}

@keyframes faqAnswerIn {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 组内配图 */
.page-faq .faq-figure {
  margin: 24px 0 6px;
  display: grid;
  gap: 12px;
  justify-items: center;
}
.page-faq .faq-figure__ratio {
  width: 100%;
  max-width: 360px;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.page-faq .faq-figure--compact .faq-figure__ratio {
  max-width: 400px;
}
.page-faq .faq-figure__caption {
  font-size: 13px;
  color: var(--c-muted);
  text-align: center;
  margin: 0;
}

/* 桌面端布局：左侧索引 + 右侧答案 */
@media (min-width: 992px) {
  .page-faq .faq-layout {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 40px;
  }
  .page-faq .faq-index__card {
    position: sticky;
    top: calc(var(--body-pad-top) + 24px);
    padding: 28px 24px;
  }
  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 6px;
    overflow: visible;
  }
  .page-faq .faq-index__link {
    border-radius: 12px;
    white-space: normal;
  }
  .page-faq .faq-group {
    padding: 32px 28px 40px;
  }
  .page-faq .faq-group__title {
    font-size: 24px;
  }
  .page-faq .faq-figure {
    justify-items: start;
    grid-template-columns: minmax(0, 360px) 1fr;
    align-items: center;
    gap: 24px;
  }
  .page-faq .faq-figure--compact {
    grid-template-columns: minmax(0, 400px) 1fr;
  }
  .page-faq .faq-figure__caption {
    text-align: left;
    font-size: 14px;
  }
}

/* 减少动态偏好 */
@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    animation: none !important;
    transition: none !important;
  }
}