.page-faq {
  --qa-pad: 14px;
  padding-block: 20px 64px;
  color: var(--paper);
}

.page-faq .faq-crumb {
  margin-bottom: 20px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  border-bottom: 1px solid var(--line);
  padding-bottom: 30px;
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-faq .faq-hero__kicker {
  margin: 0 0 10px;
  color: var(--mint);
}

.page-faq .faq-hero__title {
  margin: 0;
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(1.8rem, 5.4vw, 3.35rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .faq-hero__title em {
  font-style: normal;
  color: var(--mint);
}

.page-faq .faq-hero__lead-text {
  margin: 16px 0 0;
  max-width: 40ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--sand);
}

.page-faq .faq-quick {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-quick li {
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-quick a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 2px;
  color: var(--paper);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.5;
  transition: color 0.16s var(--ease);
}

.page-faq .faq-quick a:hover,
.page-faq .faq-quick a:focus-visible {
  color: var(--mint);
  outline: none;
}

.page-faq .faq-quick__no {
  flex: none;
  width: 22px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--amber);
}

.page-faq .faq-quick__arrow {
  margin-left: auto;
  font-family: var(--f-mono);
  font-size: 13px;
  color: var(--line);
  transition: color 0.16s var(--ease);
}

.page-faq .faq-quick a:hover .faq-quick__arrow {
  color: var(--mint);
}

.page-faq .faq-hero__aside {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 12px;
}

.page-faq .faq-hero__fig {
  margin: 0;
  border: 1px solid var(--line-soft);
  background: var(--panel-lift);
  overflow: hidden;
}

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

.page-faq .faq-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 12px 0 0;
  padding: 0;
  background: var(--line-soft);
}

.page-faq .faq-stats > div {
  background: var(--panel);
  padding: 10px 8px;
}

.page-faq .faq-stats dt {
  margin: 0 0 6px;
  font-size: 10.5px;
  letter-spacing: 0.06em;
  color: var(--sand);
}

.page-faq .faq-stats dd {
  margin: 0;
  font-family: var(--f-mono);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--mint);
  line-height: 1.2;
}

.page-faq .faq-stats dd span {
  margin-left: 2px;
  font-family: var(--f-body);
  font-weight: 500;
  font-size: 10.5px;
  color: var(--sand);
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  margin-top: 34px;
}

.page-faq .faq-toc {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 12px;
}

.page-faq .faq-toc__title {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--sand);
}

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

.page-faq .faq-toc__list li {
  flex: none;
}

.page-faq .faq-toc__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 10px;
  border: 1px solid var(--line-soft);
  color: var(--sand);
  text-decoration: none;
  font-size: 13px;
  line-height: 1.4;
  white-space: nowrap;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease), background 0.16s var(--ease);
}

.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  color: var(--paper);
  border-color: var(--amber);
  background: var(--panel-lift);
  outline: none;
}

.page-faq .faq-toc__no {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--amber);
}

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

/* ---------- 分类区块 ---------- */
.page-faq .faq-sec {
  scroll-margin-top: calc(var(--top-h) + 16px);
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

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

.page-faq .faq-sec__head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-sec__no {
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-faq .faq-sec__title {
  margin: 0;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(1.2rem, 3vw, 1.55rem);
  line-height: 1.2;
  color: var(--paper);
}

.page-faq .faq-sec__intro {
  margin: 10px 0 16px;
  max-width: 48ch;
  font-size: 14px;
  line-height: 1.72;
  color: var(--sand);
}

/* ---------- 折叠问答 ---------- */
.page-faq .qa {
  border: 1px solid var(--line-soft);
  background: var(--panel);
  transition: border-color 0.16s var(--ease);
}

.page-faq .qa + .qa {
  margin-top: 8px;
}

.page-faq .qa[open] {
  border-color: var(--line);
}

.page-faq .qa summary {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 13px var(--qa-pad);
  list-style: none;
  cursor: pointer;
  font-size: 14.5px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--paper);
}

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

.page-faq .qa summary:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: -2px;
}

.page-faq .qa__no {
  flex: none;
  padding-top: 3px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mint);
}

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

.page-faq .qa summary::after {
  content: "+";
  flex: none;
  margin-left: auto;
  font-family: var(--f-mono);
  font-size: 17px;
  line-height: 1;
  color: var(--mint);
  transition: transform 0.18s var(--ease);
}

.page-faq .qa[open] summary {
  border-bottom: 1px dashed var(--line-soft);
}

.page-faq .qa[open] summary::after {
  transform: rotate(45deg);
}

.page-faq .qa__a {
  padding: 12px var(--qa-pad) 15px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--sand);
}

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

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

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

.page-faq .qa__path {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-top: 10px;
}

.page-faq .qa__path span {
  padding: 2px 7px;
  border: 1px solid var(--line);
  background: var(--panel-lift);
  font-family: var(--f-mono);
  font-size: 11.5px;
  color: var(--paper);
}

.page-faq .qa__path i {
  font-style: normal;
  font-size: 12px;
  color: var(--amber);
}

/* ---------- 反馈流程 ---------- */
.page-faq .faq-flow {
  margin-top: 18px;
  padding: 12px;
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-faq .faq-flow__fig {
  margin: 0 0 12px;
  border: 1px solid var(--line-soft);
  overflow: hidden;
}

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

.page-faq .faq-flow__steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
}

.page-faq .faq-flow__steps li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 0 7px 9px;
  border-left: 2px solid var(--amber);
  background: var(--panel-lift);
  font-size: 13px;
  color: var(--sand);
  line-height: 1.4;
}

.page-faq .faq-flow__steps span {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--amber);
}

/* ---------- 结尾入口 ---------- */
.page-faq .faq-more {
  margin-top: 42px;
  padding: 22px 18px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--mint);
  background: var(--panel);
}

.page-faq .faq-more__title {
  margin: 0 0 8px;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 1.15rem;
  line-height: 1.3;
  color: var(--paper);
}

.page-faq .faq-more__text {
  margin: 0 0 16px;
  max-width: 52ch;
  font-size: 14px;
  line-height: 1.72;
  color: var(--sand);
}

.page-faq .faq-more__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-flow__steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-faq .faq-flow__steps li {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 40px;
    align-items: start;
  }

  .page-faq .faq-hero {
    padding-bottom: 36px;
  }
}

@media (min-width: 980px) {
  .page-faq {
    --qa-pad: 18px;
    padding-block: 26px 80px;
  }

  .page-faq .faq-body {
    grid-template-columns: 198px minmax(0, 1fr);
    gap: 46px;
    margin-top: 40px;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--top-h) + 18px);
    align-self: start;
  }

  .page-faq .faq-toc__list {
    display: block;
    overflow: visible;
    padding: 0;
  }

  .page-faq .faq-toc__list li + li {
    margin-top: 2px;
  }

  .page-faq .faq-toc__link {
    border: 0;
    border-left: 2px solid transparent;
    padding: 8px;
    white-space: normal;
    font-size: 13.5px;
  }

  .page-faq .faq-toc__link:hover,
  .page-faq .faq-toc__link:focus-visible {
    border-left-color: var(--amber);
    background: var(--panel-lift);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa summary::after,
  .page-faq .faq-quick a,
  .page-faq .faq-toc__link {
    transition: none;
  }
}
<<<END>>>