.page-faq {
  --faq-rail: 286px;
  --faq-card-pad: clamp(20px, 3.2vw, 34px);
  --faq-gap: clamp(20px, 2.8vw, 30px);
  --faq-line: rgba(69, 83, 92, .62);
  display: block;
  padding-bottom: clamp(56px, 8vw, 104px);
}

/* ---------- 首屏说明区 ---------- */
.page-faq .faq-intro {
  padding-top: clamp(22px, 3.6vw, 44px);
  max-width: 940px;
}

.page-faq .faq-intro h1 {
  margin: 14px 0 0;
  font-size: clamp(29px, 5.2vw, 60px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--bo-cream);
}

.page-faq .faq-lede {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.85;
  color: var(--bo-text-dim);
}

.page-faq .faq-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--bo-line-2);
  border-bottom: 1px solid var(--bo-line-2);
}

.page-faq .faq-facts li {
  padding: 13px 24px 13px 0;
  margin-right: 24px;
  border-right: 1px solid var(--bo-line-2);
  font-size: 14px;
  line-height: 1.5;
  color: var(--bo-text-dim);
}

.page-faq .faq-facts li:last-child {
  border-right: 0;
  margin-right: 0;
  padding-right: 0;
}

.page-faq .faq-facts .bo-num {
  font-family: var(--bo-font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--bo-lime);
  letter-spacing: 0.02em;
}

/* ---------- 两栏骨架 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: var(--faq-gap);
  padding-top: clamp(24px, 3.4vw, 42px);
}

/* ---------- 左侧分类索引 ---------- */
.page-faq .faq-rail {
  border: 2px solid var(--faq-line);
  background: var(--bo-layer);
  padding: 20px 18px 20px;
  align-self: start;
}

.page-faq .faq-rail__title {
  margin: 0;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--bo-clay);
}

.page-faq .faq-rail__scale {
  height: 11px;
  margin: 12px 0 14px;
  border-bottom: 1px solid var(--bo-line-2);
  background-image: repeating-linear-gradient(to right, var(--bo-line) 0 1px, transparent 1px 9px);
}

.page-faq .faq-rail__list {
  display: grid;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-rail__link {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  border-left: 2px solid transparent;
  color: var(--bo-cream);
  text-decoration: none;
  transition: background-color .18s var(--bo-ease), border-color .18s var(--bo-ease), transform .18s var(--bo-ease);
}

.page-faq .faq-rail__link:hover {
  background: rgba(110, 193, 228, .09);
  border-left-color: var(--bo-lime);
  transform: translateX(2px);
}

.page-faq .faq-rail__link:focus-visible {
  outline: 2px solid var(--bo-ice);
  outline-offset: 2px;
  background: rgba(110, 193, 228, .09);
  border-left-color: var(--bo-lime);
}

.page-faq .faq-rail__no {
  font-family: var(--bo-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  color: var(--bo-orange);
  letter-spacing: 0.04em;
}

.page-faq .faq-rail__name {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
}

.page-faq .faq-rail__count {
  font-family: var(--bo-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  color: var(--bo-text-faint);
  white-space: nowrap;
}

.page-faq .faq-rail__hint {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--bo-line-2);
  font-size: 12.5px;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--bo-text-faint);
}

/* ---------- 右侧步骤列 ---------- */
.page-faq .faq-steps {
  display: grid;
  gap: var(--faq-gap);
  min-width: 0;
}

/* ---------- 文档速查 ---------- */
.page-faq .faq-finder {
  border: 2px solid var(--bo-line-2);
  background: rgba(14, 34, 51, .72);
  padding: var(--faq-card-pad);
}

.page-faq .faq-finder__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  margin-bottom: 16px;
}

.page-faq .faq-finder__title {
  margin: 0;
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 800;
  color: var(--bo-cream);
}

.page-faq .faq-finder__note {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--bo-text-faint);
}

.page-faq .bo-chips {
  margin-bottom: 18px;
}

.page-faq .faq-finder__list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--bo-line-2);
}

.page-faq .faq-finder__list li {
  border-bottom: 1px dashed var(--bo-line-2);
}

.page-faq .faq-finder__list a {
  display: block;
  padding: 11px 4px 11px 18px;
  position: relative;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--bo-text-dim);
  text-decoration: none;
  transition: color .16s var(--bo-ease), padding-left .16s var(--bo-ease);
}

.page-faq .faq-finder__list a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 8px;
  height: 1px;
  background: var(--bo-rock);
  transition: background-color .16s var(--bo-ease), width .16s var(--bo-ease);
}

.page-faq .faq-finder__list a:hover {
  color: var(--bo-cream);
  padding-left: 24px;
}

.page-faq .faq-finder__list a:hover::before {
  background: var(--bo-lime);
  width: 14px;
}

.page-faq .faq-finder__list a:focus-visible {
  outline: 2px solid var(--bo-ice);
  outline-offset: 2px;
  color: var(--bo-cream);
}

/* ---------- 步骤卡 ---------- */
.page-faq .faq-card {
  position: relative;
  border: 2px solid var(--faq-line);
  background: var(--bo-layer);
  box-shadow: var(--bo-shadow-hard-sm);
  padding: var(--faq-card-pad);
  scroll-margin-top: 100px;
  min-width: 0;
}

.page-faq .faq-card__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--bo-line-2);
  margin-bottom: 22px;
}

.page-faq .faq-card__no {
  font-family: var(--bo-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--bo-orange);
  padding-top: 3px;
}

.page-faq .faq-card__title {
  margin: 0;
  font-size: clamp(19px, 2.3vw, 27px);
  font-weight: 800;
  line-height: 1.3;
  color: var(--bo-cream);
}

.page-faq .faq-card__meta {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: 0.03em;
  color: var(--bo-text-faint);
}

/* ---------- 编号步骤 ---------- */
.page-faq .faq-steps__list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: faqstep;
}

.page-faq .faq-steps__item {
  position: relative;
  counter-increment: faqstep;
  padding: 14px 16px 16px 62px;
  border-bottom: 1px dashed var(--bo-line-2);
}

.page-faq .faq-steps__item:last-child {
  border-bottom: 0;
  padding-bottom: 6px;
}

.page-faq .faq-steps__item::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 12px;
  top: 15px;
  font-family: var(--bo-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--bo-lime);
}

.page-faq .faq-steps__text {
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--bo-cream);
  max-width: 64ch;
}

/* ---------- 插图 ---------- */
.page-faq .faq-figure {
  margin: 0 0 22px;
}

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

.page-faq .faq-figure figcaption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.7;
  letter-spacing: 0.06em;
  color: var(--bo-text-faint);
}

.page-faq .faq-figure--wide {
  margin-bottom: 24px;
}

/* ---------- 步骤内嵌插图 ---------- */
.page-faq .faq-steps__item--split {
  padding-right: 16px;
}

.page-faq .faq-steps__item--split .faq-figure {
  margin: 16px 0 0;
}

/* ---------- 提示盒 ---------- */
.page-faq .faq-tip {
  margin-top: 22px;
  padding: 18px 20px;
  border: 1px solid var(--bo-line-2);
  border-left: 4px solid var(--bo-clay);
  background: rgba(255, 178, 122, .06);
}

.page-faq .faq-tip__title {
  margin: 0 0 12px;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--bo-clay);
}

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

.page-faq .faq-tip__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--bo-text-dim);
}

.page-faq .faq-tip__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border: 1.5px solid var(--bo-ice);
}

/* ---------- 纠错区块 ---------- */
.page-faq .faq-correction {
  display: grid;
  gap: 20px;
}

.page-faq .faq-mark {
  display: block;
  width: 100%;
  max-width: 340px;
  height: auto;
  opacity: .9;
}

/* ---------- 账号自查手风琴 ---------- */
.page-faq .faq-checks {
  display: grid;
  gap: 10px;
}

.page-faq .faq-checks .bo-accordion {
  border: 1px solid var(--bo-line-2);
  background: rgba(6, 18, 31, .5);
}

.page-faq .faq-checks .bo-accordion__head {
  padding: 14px 16px;
  font-size: 15px;
  font-weight: 700;
  color: var(--bo-cream);
  cursor: pointer;
}

.page-faq .faq-checks .bo-accordion__head:focus-visible {
  outline: 2px solid var(--bo-ice);
  outline-offset: -2px;
}

.page-faq .faq-checks .bo-accordion__panel {
  padding: 0 16px 12px;
  border-top: 1px solid var(--bo-line-2);
}

.page-faq .faq-checks .faq-steps__item {
  padding-top: 12px;
  padding-bottom: 12px;
}

/* ---------- 联系卡 ---------- */
.page-faq .faq-card--contact {
  background: linear-gradient(135deg, var(--bo-layer) 0%, rgba(79, 122, 82, .16) 100%);
}

.page-faq .faq-contact__lead {
  margin: 0 0 20px;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--bo-cream);
}

.page-faq .faq-contact {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
}

.page-faq .faq-contact__item {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 16px;
  border: 1px solid var(--faq-line);
  font-family: var(--bo-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  color: var(--bo-cream);
  word-break: break-all;
}

.page-faq .faq-contact__label {
  font-family: var(--bo-font-sans);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--bo-text-faint);
  white-space: nowrap;
}

/* ---------- 焦点与键盘 ---------- */
.page-faq a:focus-visible,
.page-faq button:focus-visible,
.page-faq summary:focus-visible {
  outline: 2px solid var(--bo-ice);
  outline-offset: 2px;
}

/* ---------- 桌面断点 ---------- */
@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: clamp(30px, 4.4vw, 58px);
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 96px;
  }

  .page-faq .faq-steps__item--split {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 24px;
    align-items: start;
  }

  .page-faq .faq-steps__item--split .faq-figure {
    margin: 0;
  }

  .page-faq .faq-correction {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 30px;
    align-items: start;
  }
}

@media (min-width: 1440px) {
  .page-faq {
    --faq-rail: 310px;
  }
}

/* ---------- 中等屏幕 ---------- */
@media (max-width: 1023px) {
  .page-faq .faq-rail__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
  }

  .page-faq .faq-rail__link {
    grid-template-columns: 26px minmax(0, 1fr) auto;
    padding: 10px;
  }
}

/* ---------- 窄屏 ---------- */
@media (max-width: 600px) {
  .page-faq {
    --faq-card-pad: 18px;
  }

  .page-faq .faq-facts {
    display: grid;
    gap: 0;
  }

  .page-faq .faq-facts li {
    border-right: 0;
    margin-right: 0;
    padding-right: 0;
    border-bottom: 1px dashed var(--bo-line-2);
  }

  .page-faq .faq-facts li:last-child {
    border-bottom: 0;
  }

  .page-faq .faq-rail__list {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-faq .faq-card__head {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
  }

  .page-faq .faq-steps__item {
    padding: 13px 8px 15px 44px;
  }

  .page-faq .faq-steps__item::before {
    left: 4px;
    top: 14px;
    font-size: 13px;
  }

  .page-faq .faq-steps__text {
    font-size: 15px;
  }

  .page-faq .faq-contact {
    display: grid;
    gap: 10px;
  }

  .page-faq .faq-contact__item {
    display: grid;
    gap: 4px;
  }

  .page-faq .bo-btn--block,
  .page-faq .faq-contact .bo-btn {
    width: 100%;
    text-align: center;
  }
}
<<<END>>>

.page-faq {
  --bo-line: transparent;
}