.page-faq {
  color: var(--c-paper);
  --faq-num-col: 2.4ch;
}

/* ---------- 顶部窄幅通栏 ---------- */
.page-faq .faq-band {
  position: relative;
  height: clamp(140px, 26vw, 250px);
  overflow: hidden;
  background: var(--c-charcoal);
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-band img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0.5;
  filter: saturate(0.55) contrast(1.06);
}

.page-faq .faq-band::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 42, 34, 0.45) 0%, rgba(11, 42, 34, 0.96) 100%);
  pointer-events: none;
}

/* ---------- 页首说明 ---------- */
.page-faq .faq-head {
  display: grid;
  gap: 14px;
  padding-block: 24px 8px;
}

.page-faq .faq-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 5.4vw, 56px);
  line-height: 1.05;
  letter-spacing: -0.01em;
  max-width: 24ch;
}

.page-faq .faq-head__lede {
  margin: 0;
  font-size: clamp(15px, 1.7vw, 18px);
  line-height: 1.85;
  max-width: 62ch;
  color: var(--c-paper);
  opacity: 0.9;
}

.page-faq .faq-head__meta {
  list-style: none;
  margin: 6px 0 0;
  padding: 14px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
  border-top: 1px solid var(--line);
  font-size: 13.5px;
  color: var(--c-mist);
  letter-spacing: 0.02em;
}

.page-faq .faq-head__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 17px;
  color: var(--c-amber);
  margin-right: 4px;
}

/* ---------- 分类索引 ---------- */
.page-faq .faq-jump {
  padding-block: 30px 6px;
}

.page-faq .faq-jump__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-mist);
  font-weight: 400;
}

.page-faq .faq-chips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-chip {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 14px;
  border-radius: 3px;
  background: var(--c-sheet);
  color: var(--c-ink-black);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.3;
  border: 1px solid transparent;
  transition: transform var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-faq .faq-chip:hover {
  transform: translateY(-2px);
  border-color: var(--c-amber);
}

.page-faq .faq-chip:focus-visible {
  outline: 2px solid var(--c-amber);
  outline-offset: 2px;
}

.page-faq .faq-chip__icon {
  width: 16px;
  height: 16px;
  flex: none;
  display: inline-flex;
}

.page-faq .faq-chip__icon svg {
  width: 100%;
  height: 100%;
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.page-faq .faq-chip__count {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  color: rgba(16, 22, 20, 0.62);
  padding-left: 8px;
  margin-left: 2px;
  border-left: 1px solid rgba(16, 22, 20, 0.18);
}

/* ---------- 分类区块骨架 ---------- */
.page-faq .faq-cat {
  display: grid;
  gap: 20px;
  padding-block: 38px 6px;
  margin-top: 34px;
  border-top: 2px solid var(--c-green-mid);
}

.page-faq .faq-cat__head {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-faq .faq-cat__title {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.7vw, 28px);
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.page-faq .faq-cat__icon {
  width: 26px;
  height: 26px;
  flex: none;
  display: inline-flex;
  color: var(--c-amber);
}

.page-faq .faq-cat__icon svg {
  width: 100%;
  height: 100%;
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.page-faq .faq-cat__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--c-mist);
  max-width: 32ch;
}

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

.page-faq .faq-cat__list > .qa:first-child {
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-cat__side {
  min-width: 0;
  grid-column: 1 / -1;
}

.page-faq .faq-cat__side .media__frame {
  aspect-ratio: 10 / 7;
  border: 1px solid var(--line);
  background: var(--c-charcoal);
}

.page-faq .faq-cat__side .media__frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ---------- 问答条目 ---------- */
.page-faq .qa {
  position: relative;
  padding: 0 0 0 clamp(12px, 2.4vw, 20px);
  border-bottom: 1px solid var(--line-soft);
  scroll-margin-top: 84px;
  transition: background var(--t-fast) var(--ease);
}

.page-faq .qa::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: transparent;
  transition: background var(--t-fast) var(--ease);
}

.page-faq .qa[open]::before,
.page-faq .qa:target::before {
  background: var(--c-amber);
}

.page-faq .qa:target {
  background: rgba(242, 169, 59, 0.08);
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(16px, 1.95vw, 20px);
  line-height: 1.45;
  color: var(--c-paper);
}

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

.page-faq .qa__q:focus-visible {
  outline: 2px solid var(--c-amber);
  outline-offset: 3px;
}

.page-faq .qa__q::after {
  content: "＋";
  margin-left: auto;
  padding-top: 3px;
  flex: none;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1;
  color: var(--c-amber);
}

.page-faq .qa[open] .qa__q::after {
  content: "－";
}

.page-faq .qa__num {
  flex: none;
  min-width: var(--faq-num-col);
  padding-top: 5px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--c-amber);
}

.page-faq .qa__text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .qa__a {
  padding: 0 0 18px;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--c-paper);
  opacity: 0.86;
}

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

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

/* ---------- 继续查阅 ---------- */
.page-faq .faq-read {
  margin-top: 44px;
  padding-block: 22px 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 12px;
}

.page-faq .faq-read__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-mist);
}

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

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

.page-faq .faq-read__list a {
  display: block;
  padding: 12px 0;
  color: var(--c-paper);
  text-decoration: none;
  font-size: 15px;
  transition: color var(--t-fast) var(--ease), padding-left var(--t-fast) var(--ease);
}

.page-faq .faq-read__list a:hover {
  color: var(--c-amber);
  padding-left: 8px;
}

.page-faq .faq-read__list a:focus-visible {
  outline: 2px solid var(--c-amber);
  outline-offset: 2px;
}

/* ---------- 人工协助 ---------- */
.page-faq .faq-help {
  padding-block: 44px 64px;
}

.page-faq .faq-help__inner {
  background: var(--c-sheet);
  color: var(--c-ink-black);
  border-left: 4px solid var(--c-amber);
  padding: clamp(22px, 4vw, 40px);
  display: grid;
  gap: 14px;
}

.page-faq .faq-help__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 3vw, 30px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--c-ink-black);
}

.page-faq .faq-help__text {
  margin: 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(16, 22, 20, 0.82);
}

.page-faq .faq-help__list {
  margin: 0;
  padding: 0 0 0 18px;
  display: grid;
  gap: 7px;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(16, 22, 20, 0.82);
}

.page-faq .faq-help__mail {
  margin: 6px 0 0;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 14.5px;
  word-break: break-all;
  color: var(--c-ink-black);
}

.page-faq .faq-help__mail-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: rgba(16, 22, 20, 0.55);
  flex: none;
}

.page-faq .faq-help__more {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(16, 22, 20, 0.75);
}

.page-faq .faq-help__more a {
  color: var(--c-ink-black);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-help__more a:hover {
  color: #8a5a10;
}

.page-faq .faq-help__more a:focus-visible {
  outline: 2px solid var(--c-amber);
  outline-offset: 2px;
}

/* ---------- 桌面端栅格 ---------- */
@media (min-width: 900px) {
  .page-faq .faq-head {
    gap: 18px;
    padding-block: 40px 12px;
  }

  .page-faq .faq-jump {
    padding-block: 40px 10px;
  }

  .page-faq .faq-cat {
    grid-template-columns: 230px minmax(0, 1fr);
    gap: 48px;
    padding-block: 56px 10px;
    margin-top: 48px;
  }

  .page-faq .faq-cat__note {
    max-width: 26ch;
  }

  .page-faq .qa,
  .page-faq .faq-cat {
    scroll-margin-top: 28px;
  }

  .page-faq .faq-read__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 40px;
  }

  .page-faq .faq-read__list li:nth-last-child(-n + 2) {
    border-bottom: none;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-cat--split {
    grid-template-columns: 230px minmax(0, 1fr) 290px;
    gap: 44px;
  }

  .page-faq .faq-cat--split .faq-cat__side {
    grid-column: 3;
    align-self: start;
    position: sticky;
    top: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-chip,
  .page-faq .qa,
  .page-faq .qa::before,
  .page-faq .faq-read__list a {
    transition: none;
  }
}
<<<END>>>