.page-faq {
  --faq-gap: clamp(18px, 3vw, 32px);
  --faq-cut: 18px;
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-faq .breadcrumbs {
  margin-top: clamp(16px, 3vw, 28px);
  font-size: 12px;
  letter-spacing: 0.08em;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: var(--faq-gap);
  padding: clamp(26px, 5vw, 60px) 0 clamp(22px, 4vw, 40px);
}

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

.page-faq .faq-hero h1 {
  margin: 12px 0 18px;
  font-size: clamp(30px, 5.6vw, 58px);
  font-weight: 300;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--c-bone);
  max-width: 20em;
}

.page-faq .faq-hero__note {
  margin: 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.65;
  color: var(--c-stone);
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-jump a {
  display: inline-block;
  padding: 7px 14px;
  border: 1px solid var(--line-soft);
  color: var(--c-bone);
  font-size: 13px;
  text-decoration: none;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  color: var(--c-cyan);
  border-color: var(--c-cyan);
  background-color: rgba(43, 232, 196, 0.07);
}

.page-faq .faq-hero__panel {
  padding: clamp(20px, 3vw, 28px);
  background-color: var(--c-ink-2);
  min-width: 0;
}

.page-faq .faq-hero__panel .cut-panel__label {
  color: var(--c-stone);
}

.page-faq .faq-hero__panel .cut-panel__value {
  margin: 10px 0 16px;
  font-family: var(--font-mono);
  font-size: clamp(17px, 2.6vw, 22px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-cyan);
}

.page-faq .faq-hero__panel-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--c-stone);
}

.page-faq .faq-hero__panel-list li {
  padding-top: 9px;
  border-top: 1px solid var(--line-soft);
}

/* ---------- 数据带 ---------- */
.page-faq .faq-band {
  margin: 0 0 clamp(30px, 5vw, 60px);
  padding: 16px 0;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  display: grid;
  gap: 14px;
  align-items: center;
}

.page-faq .faq-band .data-band__cells {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 20px;
}

.page-faq .faq-band .data-band__cell {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.page-faq .faq-band .data-band__value {
  font-family: var(--font-mono);
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  color: var(--c-cyan);
  transition: color 0.18s var(--ease);
}

.page-faq .faq-band .data-band__cell:hover .data-band__value {
  color: var(--c-orange);
}

.page-faq .faq-band .data-band__key {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-stone);
}

.page-faq .faq-band .data-band__index,
.page-faq .faq-band .data-band__meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-stone);
}

/* ---------- 四类入口 ---------- */
.page-faq .faq-routes__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background-color: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-faq .faq-routes__grid > li {
  background-color: var(--c-ink);
  min-width: 0;
}

.page-faq .faq-route {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 148px;
  padding: 20px 18px;
  text-decoration: none;
  color: inherit;
  border-left: 2px solid transparent;
  transition: background-color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .faq-route:hover,
.page-faq .faq-route:focus-visible {
  background-color: var(--c-ink-2);
  border-left-color: var(--c-orange);
}

.page-faq .faq-route__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-stone);
}

.page-faq .faq-route__name {
  font-size: 19px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--c-bone);
}

.page-faq .faq-route__count {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-cyan);
}

.page-faq .faq-route__common {
  margin-top: auto;
  font-size: 13px;
  line-height: 1.5;
  color: var(--c-stone);
}

.page-faq .faq-route:hover .faq-route__common {
  color: var(--c-bone);
}

/* ---------- 词典区：索引 + 折叠问答 ---------- */
.page-faq .faq-dict__layout {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-faq .faq-rail {
  display: none;
}

.page-faq .faq-rail__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 0 10px 14px;
  margin-left: -1px;
  border-left: 2px solid transparent;
  font-size: 14px;
  color: var(--c-stone);
  text-decoration: none;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .faq-rail__link .num {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-stone);
}

.page-faq .faq-rail__link:hover,
.page-faq .faq-rail__link:focus-visible {
  color: var(--c-bone);
  border-left-color: var(--c-orange);
}

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

.page-faq .faq-group {
  min-width: 0;
  padding-top: clamp(6px, 1.5vw, 14px);
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(32px, 5vw, 56px);
  padding-top: clamp(24px, 4vw, 40px);
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.page-faq .faq-group__title {
  margin: 0;
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--c-bone);
}

.page-faq .faq-group__count {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-cyan);
}

.page-faq .faq-group__note {
  margin: 10px 0 18px;
  max-width: 60ch;
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-stone);
}

/* 折叠条目 */
.page-faq .faq-q {
  border-top: 1px solid var(--line-soft);
  border-left: 2px solid transparent;
  overflow-wrap: anywhere;
  transition: border-color 0.18s var(--ease), padding-left 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-faq .faq-q:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-q[open] {
  border-left-color: var(--c-orange);
  padding-left: 14px;
  background-color: rgba(18, 42, 35, 0.55);
}

.page-faq .faq-q__summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 15px 6px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  line-height: 1.45;
  color: var(--c-bone);
  transition: color 0.18s var(--ease);
}

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

.page-faq .faq-q__summary::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--c-cyan);
}

.page-faq .faq-q[open] .faq-q__summary::after {
  content: "–";
  color: var(--c-orange);
}

.page-faq .faq-q__summary:hover,
.page-faq .faq-q__summary:focus-visible {
  color: var(--c-cyan);
}

.page-faq .faq-q__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-stone);
}

.page-faq .faq-q__answer {
  margin: 0 0 18px;
  padding-left: 26px;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.65;
  color: rgba(237, 232, 220, 0.82);
}

.page-faq .faq-q__answer .link-underline {
  color: var(--c-bone);
}

/* ---------- iOS 配图 ---------- */
.page-faq .faq-ios {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}

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

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

.page-faq .faq-ios__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--faq-cut)), calc(100% - var(--faq-cut)) 100%, 0 100%);
  filter: saturate(0.85);
}

.page-faq .faq-ios__figure figcaption {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: 0.04em;
  color: var(--c-stone);
}

/* ---------- 底部窄图 ---------- */
.page-faq .faq-strip {
  margin: clamp(34px, 5vw, 64px) 0 0;
}

.page-faq .faq-strip img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 320px;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--faq-cut) 100%, 0 calc(100% - var(--faq-cut)));
}

.page-faq .faq-strip figcaption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-stone);
}

/* ---------- 还没解决 ---------- */
.page-faq .faq-help {
  margin-top: clamp(34px, 5vw, 64px);
}

.page-faq .faq-help__panel {
  display: grid;
  gap: 16px;
  padding: clamp(24px, 4vw, 44px);
  background-color: var(--c-moss);
}

.page-faq .faq-help__panel .cut-panel__label {
  color: var(--c-stone);
}

.page-faq .faq-help__title {
  margin: 0;
  font-size: clamp(23px, 3.6vw, 34px);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--c-bone);
}

.page-faq .faq-help__desc {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.65;
  color: rgba(237, 232, 220, 0.84);
}

.page-faq .faq-help__lines {
  display: grid;
  gap: 7px;
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
  font-size: 14px;
  line-height: 1.5;
  color: var(--c-bone);
}

.page-faq .faq-help__lines .mono {
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.2vw, 19px);
  color: var(--c-cyan);
  overflow-wrap: anywhere;
}

.page-faq .faq-help__meta {
  font-size: 13px;
  color: rgba(237, 232, 220, 0.72);
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
  margin-top: 6px;
}

.page-faq .faq-help__actions .link-underline {
  color: var(--c-bone);
  font-size: 14px;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-band .data-band__cells {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 820px) {
  .page-faq .faq-band {
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 24px;
  }

  .page-faq .faq-ios {
    grid-template-columns: minmax(0, 1fr) 220px;
    align-items: start;
  }

  .page-faq .faq-ios__figure {
    position: sticky;
    top: 104px;
  }
}

@media (min-width: 920px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.75fr);
    align-items: end;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-routes__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-dict__layout {
    grid-template-columns: 216px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-rail {
    display: grid;
    gap: 2px;
    position: sticky;
    top: 104px;
    border-left: 1px solid var(--line-soft);
  }
}

@media (max-width: 600px) {
  .page-faq .faq-q__answer {
    padding-left: 0;
  }

  .page-faq .faq-q[open] {
    padding-left: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump a,
  .page-faq .faq-route,
  .page-faq .faq-q,
  .page-faq .faq-q__summary,
  .page-faq .faq-rail__link,
  .page-faq .faq-band .data-band__value {
    transition: none;
  }
}
<<<END>>>