.page-faq {
  --faq-rule: rgba(19, 26, 36, 0.14);
  --faq-rule-soft: rgba(19, 26, 36, 0.08);
  --faq-label: #5E5A52;
  display: block;
}

/* ---------- 首屏框景 ---------- */
.page-faq .faq-hero {
  padding: 20px 0 0;
}

.page-faq .faq-hero__frame {
  position: relative;
  border: 1px solid var(--line-dusk);
  padding: 26px 18px 22px;
  background:
    linear-gradient(180deg, rgba(196, 160, 60, 0.09), rgba(245, 240, 230, 0) 62%),
    repeating-linear-gradient(90deg, rgba(19, 26, 36, 0.03) 0 1px, transparent 1px 96px);
}

.page-faq .faq-hero__frame::before,
.page-faq .faq-hero__frame::after {
  content: "";
  position: absolute;
  width: 12px;
  height: 12px;
  border: 1px solid var(--sand);
}

.page-faq .faq-hero__frame::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
}

.page-faq .faq-hero__frame::after {
  right: -1px;
  bottom: -1px;
  border-left: 0;
  border-top: 0;
}

.page-faq .faq-hero h1 {
  margin: 12px 0 0;
  max-width: 760px;
}

.page-faq .faq-hero .lede {
  margin-top: 14px;
  max-width: 660px;
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 26px;
  margin: 22px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--faq-rule-soft);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--ash);
}

.page-faq .faq-hero__meta span {
  position: relative;
  padding-left: 15px;
}

.page-faq .faq-hero__meta span::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 1px;
  background: var(--sand);
}

/* ---------- 主题定位条 ---------- */
.page-faq .faq-jump {
  margin-top: 34px;
  border-top: 1px solid var(--faq-rule);
  border-bottom: 1px solid var(--faq-rule);
  background: var(--paper-2);
}

.page-faq .faq-jump__inner {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 12px;
  padding-bottom: 12px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-jump__label {
  flex: none;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--faq-label);
  padding-right: 14px;
  border-right: 1px solid var(--faq-rule);
}

.page-faq .faq-jump__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-jump__list a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 12px;
  border: 1px solid var(--faq-rule);
  background: var(--paper);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
  border-radius: 2px;
  transition: border-color 140ms var(--ease), color 140ms var(--ease), background-color 140ms var(--ease);
}

.page-faq .faq-jump__list a .mono {
  color: var(--sand);
  font-size: 12px;
}

.page-faq .faq-jump__list a:hover,
.page-faq .faq-jump__list a:focus-visible {
  border-color: var(--dusk);
  color: var(--dusk);
  background: var(--paper);
}

/* ---------- 画面主体 ---------- */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  padding-top: 6px;
  padding-bottom: 64px;
}

.page-faq .faq-body__main {
  min-width: 0;
}

/* ---------- 分组 ---------- */
.page-faq .faq-group,
.page-faq .faq-help {
  padding: 34px 0 26px;
  border-top: 1px solid var(--line-dusk);
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 2px 14px;
  align-items: baseline;
  margin-bottom: 14px;
}

.page-faq .faq-group__no {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--sand);
}

.page-faq .faq-group__head h2 {
  margin: 0;
  min-width: 0;
}

.page-faq .faq-group__desc {
  grid-column: 2;
  margin: 6px 0 0;
  max-width: 580px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ash);
}

/* ---------- 问答条目 ---------- */
.page-faq .qa {
  position: relative;
  padding-left: 14px;
  border-top: 1px solid var(--faq-rule-soft);
}

.page-faq .faq-group__body > .qa:first-child {
  border-top: 0;
}

.page-faq .qa::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  width: 1px;
  height: calc(100% - 34px);
  background: var(--sand);
  opacity: 0.5;
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 0 4px;
  font-size: 17px;
  font-weight: 500;
  line-height: 1.6;
  letter-spacing: 0.01em;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
  transition: color 140ms var(--ease);
}

.page-faq .qa__q::-webkit-details-marker {
  display: none;
}

.page-faq .qa__q::after {
  content: "";
  flex: none;
  margin-left: auto;
  margin-top: 0.85em;
  width: 16px;
  height: 1px;
  background: var(--dusk-soft);
  transition: width 150ms var(--ease), background-color 150ms var(--ease);
}

.page-faq .qa[open] .qa__q::after {
  width: 28px;
  background: var(--sand);
}

.page-faq .qa__q:hover {
  color: var(--dusk);
}

.page-faq .qa__q:focus-visible {
  outline: 1px solid var(--dusk);
  outline-offset: 3px;
}

.page-faq .qa__a {
  padding: 2px 0 14px;
}

.page-faq .qa__a p {
  position: relative;
  margin: 0 0 8px;
  padding-left: 16px;
  max-width: 660px;
  font-size: 17px;
  line-height: 1.85;
  letter-spacing: 0.01em;
  color: var(--ink);
}

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

.page-faq .qa__a p::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 7px;
  height: 7px;
  background: var(--brick);
}

.page-faq .qa__a a {
  color: var(--dusk);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-faq .qa__a a:hover {
  color: var(--brick);
}

/* ---------- 组内配图 ---------- */
.page-faq .faq-fig {
  margin: 22px 0 6px;
  max-width: 100%;
}

.page-faq .faq-fig--right {
  margin-left: auto;
  max-width: 560px;
}

.page-faq .faq-fig--narrow {
  max-width: 480px;
}

.page-faq .faq-fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line-dusk);
  background: var(--paper-2);
}

.page-faq .faq-fig__cap {
  margin: 8px 0 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ash);
}

/* ---------- 第六组：人工服务 ---------- */
.page-faq .faq-help__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-faq .faq-help__text p {
  margin: 0 0 12px;
  max-width: 620px;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink);
}

.page-faq .faq-help__note {
  font-size: 15px !important;
  color: var(--ash) !important;
}

.page-faq .faq-help__panel {
  border: 1px solid var(--line-dusk);
  border-left: 3px solid var(--brick);
  background: var(--paper-2);
  padding: 18px 18px 20px;
}

.page-faq .faq-help__label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--faq-label);
}

.page-faq .faq-help__contact {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 20px;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.page-faq .faq-help__contact--mail {
  font-size: 15px;
  word-break: break-all;
}

.page-faq .faq-help__addr {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ash);
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-faq .faq-help__more {
  margin-top: 30px;
  padding-top: 18px;
  border-top: 1px solid var(--faq-rule-soft);
}

.page-faq .faq-help__more-label {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--faq-label);
}

.page-faq .faq-help__links {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-help__links li {
  border-top: 1px solid var(--faq-rule-soft);
}

.page-faq .faq-help__links li:first-child {
  border-top: 0;
}

.page-faq .faq-help__links a {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  padding: 12px 0;
  color: var(--ink);
  text-decoration: none;
  font-size: 16px;
  transition: color 140ms var(--ease);
}

.page-faq .faq-help__links a span {
  font-size: 13px;
  line-height: 1.6;
  color: var(--ash);
}

.page-faq .faq-help__links a:hover {
  color: var(--dusk);
}

.page-faq .faq-help__links a:hover span {
  color: var(--dusk-soft);
}

/* ---------- 右侧分组索引 ---------- */
.page-faq .faq-index {
  display: none;
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-hero {
    padding-top: 28px;
  }

  .page-faq .faq-hero__frame {
    padding: 40px 36px 30px;
  }

  .page-faq .faq-group__head {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 4px 18px;
  }

  .page-faq .qa {
    padding-left: 18px;
  }

  .page-faq .faq-help__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }

  .page-faq .faq-help__links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 32px;
  }

  .page-faq .faq-help__links li:nth-child(2) {
    border-top: 0;
  }
}

@media (min-width: 880px) {
  .page-faq .qa {
    display: grid;
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    column-gap: 44px;
    padding: 0 0 0 22px;
  }

  .page-faq .qa::before {
    top: 24px;
    height: calc(100% - 42px);
  }

  .page-faq .qa__q {
    grid-column: 1;
    padding: 18px 0 18px;
    font-size: 17px;
  }

  .page-faq .qa__q::after {
    display: none;
  }

  .page-faq .qa__a {
    grid-column: 2;
    padding: 18px 0 18px;
  }

  .page-faq .faq-group__desc {
    grid-column: 2;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-body {
    grid-template-columns: minmax(0, 1fr) 176px;
    column-gap: 44px;
  }

  .page-faq .faq-index {
    display: block;
    position: sticky;
    top: calc(var(--header-h) + 24px);
    align-self: start;
    margin-top: 40px;
    padding-left: 18px;
    border-left: 1px solid var(--faq-rule);
  }

  .page-faq .faq-index__title {
    margin: 0 0 12px;
    font-size: 12px;
    letter-spacing: 0.08em;
    color: var(--faq-label);
  }

  .page-faq .faq-index__list {
    margin: 0;
    padding: 0;
    list-style: none;
  }

  .page-faq .faq-index__list li {
    border-top: 1px solid var(--faq-rule-soft);
  }

  .page-faq .faq-index__list li:first-child {
    border-top: 0;
  }

  .page-faq .faq-index__list a {
    display: flex;
    align-items: baseline;
    gap: 8px;
    padding: 9px 0;
    font-size: 13px;
    line-height: 1.5;
    color: var(--ash);
    text-decoration: none;
    transition: color 140ms var(--ease);
  }

  .page-faq .faq-index__list a .mono {
    font-size: 12px;
    color: var(--sand);
  }

  .page-faq .faq-index__list a:hover {
    color: var(--dusk);
  }

  .page-faq .faq-index__top {
    display: inline-block;
    margin-top: 18px;
    padding-top: 12px;
    border-top: 1px solid var(--faq-rule-soft);
    font-size: 12px;
    letter-spacing: 0.06em;
    color: var(--dusk);
    text-decoration: none;
  }

  .page-faq .faq-index__top:hover {
    color: var(--brick);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa__q,
  .page-faq .qa__q::after,
  .page-faq .faq-jump__list a,
  .page-faq .faq-index__list a {
    transition: none;
  }
}