.page-faq {
  --faq-sticky-top: 112px;
  --faq-rail: 260px;
  background: var(--wf-night);
  color: var(--wf-snow);
}

.page-faq :focus-visible {
  outline: 2px solid var(--wf-gold);
  outline-offset: 2px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-top {
  padding-top: 28px;
}

.page-faq .faq-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  padding: 20px 0 40px;
  border-bottom: 1px solid var(--wf-line);
}

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

.page-faq .faq-hero .wf-h1 {
  margin: 12px 0 0;
  font-size: 34px;
  line-height: 1.18;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--wf-snow);
}

.page-faq .faq-hero__lead {
  margin: 20px 0 0;
  max-width: 54ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--wf-mist);
}

.page-faq .faq-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero__fact {
  display: flex;
  align-items: baseline;
  gap: 6px;
  padding-left: 10px;
  border-left: 1px solid var(--wf-line);
  font-family: var(--wf-font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--wf-mist);
}

.page-faq .faq-hero__fact .wf-num {
  font-family: var(--wf-font-cond);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--wf-gold);
}

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

.page-faq .faq-hero__frame {
  position: relative;
  border: 1px solid var(--wf-line);
  background: var(--wf-surface);
}

.page-faq .faq-hero__frame img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  filter: saturate(0.8) contrast(1.06) brightness(0.9);
}

.page-faq .faq-hero__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(63, 182, 168, 0.16) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(63, 182, 168, 0.16) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
}

.page-faq .faq-cap {
  margin: 10px 0 0;
  font-family: var(--wf-font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--wf-mist);
}

/* ---------- 主体分栏 ---------- */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  padding-top: 36px;
  padding-bottom: 80px;
}

/* ---------- 目录 ---------- */
.page-faq .faq-toc {
  min-width: 0;
  border-top: 1px solid var(--wf-line);
  padding-top: 16px;
}

.page-faq .faq-toc__label {
  margin: 0 0 12px;
  font-family: var(--wf-font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--wf-gold-light);
}

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

.page-faq .faq-toc__item {
  border-bottom: 1px solid var(--wf-line);
}

.page-faq .faq-toc__item:first-child {
  border-top: 1px solid var(--wf-line);
}

.page-faq .faq-toc__link {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  align-items: baseline;
  gap: 10px;
  padding: 12px 10px 12px 14px;
  border-left: 2px solid transparent;
  font-size: 14px;
  color: var(--wf-mist);
  text-decoration: none;
  transition: color var(--wf-ease), background-color var(--wf-ease), border-color var(--wf-ease);
}

.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  color: var(--wf-snow);
  background: var(--wf-surface);
  border-left-color: var(--wf-lake-light);
}

.page-faq .faq-toc__link[aria-current="true"] {
  color: var(--wf-lake-light);
  background: var(--wf-surface);
  border-left-color: var(--wf-lake);
}

.page-faq .faq-toc__no {
  font-family: var(--wf-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--wf-gold);
}

.page-faq .faq-toc__hint {
  margin: 16px 0 0;
  padding-left: 12px;
  border-left: 1px solid var(--wf-line);
  font-size: 12px;
  line-height: 1.7;
  color: var(--wf-mist);
}

/* ---------- 章节 ---------- */
.page-faq .faq-flow {
  min-width: 0;
}

.page-faq .faq-sec {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--wf-line);
  scroll-margin-top: 130px;
}

.page-faq .faq-flow > .faq-sec:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.page-faq .faq-sec__head {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  column-gap: 12px;
  row-gap: 6px;
  align-items: baseline;
  margin-bottom: 18px;
}

.page-faq .faq-sec__no {
  font-family: var(--wf-font-mono);
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--wf-gold-light);
}

.page-faq .faq-sec__title {
  margin: 0;
  font-size: 26px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--wf-snow);
}

.page-faq .faq-sec__lead {
  grid-column: 2;
  margin: 0;
  max-width: 52ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--wf-mist);
}

/* ---------- 问答条目 ---------- */
.page-faq .faq-item {
  border-bottom: 1px solid var(--wf-line);
}

.page-faq .faq-item__q {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) 14px;
  column-gap: 12px;
  align-items: start;
  padding: 16px 0;
  list-style: none;
  cursor: pointer;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--wf-snow);
  transition: color var(--wf-ease);
}

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

.page-faq .faq-item__q:hover,
.page-faq .faq-item__q:focus-visible {
  color: var(--wf-lake-light);
}

.page-faq .faq-item__no {
  padding-top: 5px;
  font-family: var(--wf-font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--wf-lake);
}

.page-faq .faq-item__mark {
  position: relative;
  width: 12px;
  height: 12px;
  align-self: center;
  justify-self: end;
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  background: var(--wf-lake);
  transition: transform var(--wf-ease), opacity var(--wf-ease);
}

.page-faq .faq-item__mark::before {
  left: 0;
  top: 50%;
  width: 12px;
  height: 1px;
  margin-top: -0.5px;
}

.page-faq .faq-item__mark::after {
  top: 0;
  left: 50%;
  width: 1px;
  height: 12px;
  margin-left: -0.5px;
}

.page-faq .faq-item[open] .faq-item__mark::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-faq .faq-item__a {
  padding: 0 0 20px 52px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--wf-mist);
}

.page-faq .faq-item__a > p {
  margin: 0 0 12px;
}

.page-faq .faq-item__a > p:first-child {
  color: var(--wf-snow);
}

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

.page-faq .faq-item__a a {
  color: var(--wf-lake-light);
  text-decoration: none;
  border-bottom: 1px solid var(--wf-lake-deep);
}

.page-faq .faq-item__a a:hover,
.page-faq .faq-item__a a:focus-visible {
  color: var(--wf-gold-light);
  border-bottom-color: var(--wf-gold);
}

/* ---------- 排查步骤 ---------- */
.page-faq .faq-steps {
  list-style: none;
  counter-reset: faqstep;
  margin: 14px 0 0;
  padding: 0 0 0 14px;
  border-left: 1px solid var(--wf-lake-deep);
}

.page-faq .faq-steps > li {
  position: relative;
  counter-increment: faqstep;
  padding-left: 30px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--wf-mist);
}

.page-faq .faq-steps > li + li {
  margin-top: 10px;
}

.page-faq .faq-steps > li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--wf-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--wf-gold-light);
}

.page-faq .faq-steps strong {
  font-weight: 700;
  color: var(--wf-snow);
}

/* ---------- 操作路径 ---------- */
.page-faq .faq-path {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
}

.page-faq .faq-path__node {
  position: relative;
  display: inline-block;
  padding: 6px 10px;
  border: 1px solid var(--wf-line);
  background: var(--wf-surface);
  font-family: var(--wf-font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--wf-lake-light);
  transition: border-color var(--wf-ease), color var(--wf-ease), background-color var(--wf-ease);
}

.page-faq .faq-path__node:hover,
.page-faq .faq-path__node:focus-visible {
  border-color: var(--wf-lake);
  background: var(--wf-card);
  color: var(--wf-snow);
}

.page-faq .faq-path__node::after {
  content: attr(data-note);
  position: absolute;
  left: 0;
  bottom: calc(100% + 8px);
  width: max-content;
  max-width: 220px;
  padding: 8px 10px;
  border: 1px solid var(--wf-lake-deep);
  background: var(--wf-card);
  color: var(--wf-snow);
  font-family: var(--wf-font-sans);
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: 0;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  z-index: 3;
  transition: opacity var(--wf-ease), visibility var(--wf-ease);
}

.page-faq .faq-path__node:hover::after,
.page-faq .faq-path__node:focus-visible::after {
  opacity: 1;
  visibility: visible;
}

.page-faq .faq-path__arrow {
  flex: none;
  color: var(--wf-lake-deep);
}

/* ---------- 插图 ---------- */
.page-faq .faq-figure {
  margin: 24px 0 4px;
  border: 1px solid var(--wf-line);
  background: var(--wf-surface);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  filter: saturate(0.8) contrast(1.06) brightness(0.92);
}

.page-faq .faq-figure .faq-cap {
  margin: 0;
  padding: 10px 12px;
  border-top: 1px solid var(--wf-line);
}

/* ---------- 联系 ---------- */
.page-faq .faq-contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-bottom: 20px;
  border: 1px solid var(--wf-line);
  background: var(--wf-line);
}

.page-faq .faq-contact__item {
  background: var(--wf-surface);
  padding: 18px 20px;
}

.page-faq .faq-contact__label {
  margin: 0 0 6px;
  font-family: var(--wf-font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--wf-gold-light);
}

.page-faq .faq-contact__value {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--wf-snow);
  word-break: break-word;
}

.page-faq .faq-sec > p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--wf-mist);
}

.page-faq .faq-sec > p a {
  color: var(--wf-lake-light);
  text-decoration: none;
  border-bottom: 1px solid var(--wf-lake-deep);
}

.page-faq .faq-sec > p a:hover,
.page-faq .faq-sec > p a:focus-visible {
  color: var(--wf-gold-light);
  border-bottom-color: var(--wf-gold);
}

.page-faq .faq-tips {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .faq-tips > li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--wf-mist);
}

.page-faq .faq-tips > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 1px;
  background: var(--wf-gold);
}

.page-faq .faq-next {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 24px;
  margin-top: 24px;
  padding: 18px 0;
  border-top: 1px solid var(--wf-line);
  border-bottom: 1px solid var(--wf-line);
}

.page-faq .faq-next__text {
  flex: 1 1 260px;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--wf-mist);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-hero .wf-h1 {
    font-size: 44px;
  }

  .page-faq .faq-item__q {
    padding: 20px 0;
    font-size: 20px;
  }

  .page-faq .faq-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-contact__item--wide {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 62fr) minmax(0, 38fr);
    column-gap: 48px;
    align-items: end;
    padding-bottom: 56px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-body {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    column-gap: 56px;
    padding-top: 48px;
    padding-bottom: 112px;
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: var(--faq-sticky-top);
    border-top: 0;
    padding-top: 0;
  }

  .page-faq .faq-item__a {
    padding-left: 64px;
  }
}

@media (max-width: 719px) {
  .page-faq .faq-item__a {
    padding-left: 0;
  }

  .page-faq .faq-sec__head {
    grid-template-columns: 32px minmax(0, 1fr);
    column-gap: 10px;
  }

  .page-faq .faq-item__q {
    grid-template-columns: 32px minmax(0, 1fr) 14px;
    column-gap: 10px;
  }
}
<<<END>>>