.page-faq {
  --faq-line-gold: rgba(232, 184, 75, 0.3);
  --faq-surface: rgba(22, 34, 74, 0.55);
  --faq-surface-open: rgba(22, 34, 74, 0.92);
  --faq-link-paper: #8a5f00;
  padding-bottom: 104px;
}

.page-faq .breadcrumb {
  padding-top: 28px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  max-width: 940px;
  padding-top: 30px;
}

.page-faq .faq-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-size: clamp(2rem, 4.2vw, 3.2rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.12;
  color: var(--heading);
}

.page-faq .faq-hero__lead {
  max-width: 64ch;
  margin: 20px 0 0;
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--text);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 36px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero__meta li {
  color: var(--mist);
  font-size: 0.875rem;
}

.page-faq .faq-hero__meta strong {
  display: inline-block;
  margin-right: 6px;
  font-family: var(--font-num);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--gold);
}

.page-faq .faq-hero__media {
  margin-top: 38px;
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  object-fit: cover;
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  margin-top: 48px;
}

/* ---------- 分组索引 ---------- */
.page-faq .faq-index {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--faq-surface);
}

.page-faq .faq-index .toc__title {
  margin: 0;
  font-family: var(--font-num);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-faq .toc__list {
  display: flex;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
}

.page-faq .toc__list li {
  flex: 0 0 auto;
}

.page-faq .toc__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--mist);
  font-size: 0.875rem;
  line-height: 1.3;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease),
    background var(--dur) var(--ease);
}

.page-faq .toc__link:hover,
.page-faq .toc__link:focus-visible {
  color: var(--gold-soft);
  border-color: var(--gold);
}

.page-faq .toc__link[data-active] {
  color: var(--ink);
  background: var(--gold);
  border-color: var(--gold);
}

.page-faq .faq-index__num {
  font-family: var(--font-num);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

.page-faq .faq-index__note {
  margin: 14px 0 0;
  color: var(--mist);
  font-size: 0.8125rem;
  line-height: 1.6;
}

/* ---------- 分组与标题 ---------- */
.page-faq .faq-group {
  scroll-margin-top: 96px;
}

.page-faq .faq-group + .faq-group {
  margin-top: 64px;
  padding-top: 64px;
  border-top: 1px solid var(--faq-line-gold);
}

.page-faq .faq-group__head {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 26px;
}

.page-faq .faq-group__head .index-num {
  flex: 0 0 auto;
  font-family: var(--font-num);
  font-size: clamp(2rem, 4.5vw, 3rem);
  line-height: 0.9;
}

.page-faq .faq-group__head h2 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--heading);
}

.page-faq .faq-group__head p {
  max-width: 54ch;
  margin: 8px 0 0;
  color: var(--mist);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.page-faq .faq-group__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

/* ---------- 折叠问答 ---------- */
.page-faq .fold {
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  border-radius: var(--radius);
  background: var(--faq-surface);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .fold + .fold {
  margin-top: 12px;
}

.page-faq .fold:hover {
  border-left-color: rgba(232, 184, 75, 0.55);
}

.page-faq .fold:has(.fold__trigger[aria-expanded="true"]) {
  border-left-color: var(--gold);
  background: var(--faq-surface-open);
}

.page-faq .fold__trigger {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: 100%;
  min-height: 56px;
  padding: 16px 18px;
  border: 0;
  background: none;
  color: var(--heading);
  font-family: var(--font-head);
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
  transition: color var(--dur) var(--ease);
}

.page-faq .fold__trigger:hover,
.page-faq .fold__trigger:focus-visible {
  color: var(--gold-soft);
}

.page-faq .fold__mark {
  flex: 0 0 auto;
  margin-top: 5px;
}

.page-faq .fold__panel {
  padding: 0 18px 20px 46px;
}

.page-faq .fold__panel p {
  margin: 0 0 10px;
  color: var(--text);
  font-size: 0.9375rem;
  line-height: 1.75;
}

.page-faq .fold__panel p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-answer__lead {
  display: inline;
  font-weight: 700;
  color: var(--heading);
  box-shadow: inset 0 -2px 0 var(--gold);
}

.page-faq .fold__panel a,
.page-faq .faq-index__note a {
  color: var(--gold-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .fold__panel a:hover,
.page-faq .fold__panel a:focus-visible {
  color: var(--gold);
}

/* ---------- 章节侧图 ---------- */
.page-faq .faq-group__aside {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--faq-surface);
  overflow: hidden;
}

.page-faq .faq-group__aside img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-group__aside figcaption {
  padding: 14px 16px 16px;
  color: var(--mist);
  font-size: 0.8125rem;
  line-height: 1.6;
}

/* ---------- 联系与提示 ---------- */
.page-faq .faq-contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-faq .faq-contact__item {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--faq-surface);
  transition: border-color var(--dur) var(--ease);
}

.page-faq .faq-contact__item:hover {
  border-color: var(--gold);
}

.page-faq .faq-contact__label {
  margin: 0;
  font-family: var(--font-num);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-faq .faq-contact__value {
  margin: 10px 0 0;
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--heading);
  overflow-wrap: anywhere;
}

.page-faq .faq-contact__note {
  margin: 10px 0 0;
  color: var(--mist);
  font-size: 0.875rem;
  line-height: 1.65;
}

.page-faq .faq-tips {
  margin-top: 16px;
  padding: 24px;
  border-radius: var(--radius);
  border-left: 3px solid var(--gold);
  background: var(--paper);
  color: var(--black);
}

.page-faq .faq-tips__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.0625rem;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--black);
}

.page-faq .faq-tips__list {
  display: grid;
  gap: 9px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-tips__list li {
  position: relative;
  padding-left: 20px;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--black);
}

.page-faq .faq-tips__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 8px;
  height: 8px;
  background: var(--gold);
  transform: rotate(45deg);
}

.page-faq .faq-tips__foot {
  margin: 18px 0 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(20, 17, 12, 0.74);
}

.page-faq .faq-tips__foot a {
  color: var(--faq-link-paper);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-tips__foot a:hover,
.page-faq .faq-tips__foot a:focus-visible {
  color: var(--black);
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-tips {
    padding: 28px 30px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-body {
    grid-template-columns: 272px minmax(0, 1fr);
    gap: 64px;
    margin-top: 72px;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 96px;
    padding: 22px;
  }

  .page-faq .toc__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding: 0;
  }

  .page-faq .toc__list li {
    flex: 0 1 auto;
  }

  .page-faq .toc__link {
    width: 100%;
    justify-content: flex-start;
    min-height: 0;
    padding: 9px 12px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    white-space: normal;
  }

  .page-faq .toc__link[data-active] {
    background: transparent;
    color: var(--gold);
    border-left-color: var(--gold);
  }

  .page-faq .toc__link:hover,
  .page-faq .toc__link:focus-visible {
    border-left-color: var(--gold);
  }

  .page-faq .faq-group + .faq-group {
    margin-top: 104px;
    padding-top: 104px;
  }
}

@media (min-width: 1040px) {
  .page-faq .faq-group--split .faq-group__body {
    grid-template-columns: minmax(0, 1fr) 262px;
    gap: 34px;
    align-items: start;
  }
}

/* ---------- 降级动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .fold,
  .page-faq .fold__trigger,
  .page-faq .toc__link,
  .page-faq .faq-contact__item {
    transition: none;
  }
}