.page-faq {
  --faq-grid-line: rgba(41, 224, 200, .055);
  --faq-tile-bg: rgba(16, 28, 46, .74);
  --faq-body: rgba(242, 245, 241, .84);
  --faq-scroll-offset: calc(var(--head-h) + 28px);
  display: block;
  background-color: var(--ink);
  background-image:
    linear-gradient(to right, var(--faq-grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--faq-grid-line) 1px, transparent 1px);
  background-size: 64px 64px;
  color: var(--paper);
  font-family: var(--font-body);
  line-height: 1.8;
  overflow-x: clip;
}

.page-faq h1,
.page-faq h2,
.page-faq h3 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: .01em;
  line-height: 1.1;
  margin: 0;
}

.page-faq .eyebrow {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 14px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(40px, 8vw, 104px) 0 clamp(36px, 5vw, 72px);
  border-bottom: 1px solid var(--rule);
}

.page-faq .crumbs {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--mute);
  margin-bottom: clamp(24px, 4vw, 44px);
}

.page-faq .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: .55em;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .crumbs li::after {
  content: "/";
  margin-left: .55em;
  color: var(--rule);
}

.page-faq .crumbs li:last-child::after {
  content: "";
}

.page-faq .crumbs a {
  color: var(--cyan);
  text-decoration: none;
}

.page-faq .crumbs a:hover,
.page-faq .crumbs a:focus-visible {
  text-decoration: underline;
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: 20px;
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-hero__title {
  font-size: clamp(2.15rem, 8.4vw, 5.6rem);
  color: var(--paper);
  max-width: 20ch;
  text-wrap: balance;
}

.page-faq .faq-hero__side {
  align-self: end;
  justify-self: start;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .38em;
  color: var(--mute);
  margin: 0;
}

.page-faq .faq-hero__lede {
  max-width: 44ch;
  margin: clamp(22px, 3vw, 34px) 0 0;
  font-size: clamp(1rem, 1.3vw, 1.14rem);
  color: var(--faq-body);
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 40px;
  }
}

/* ---------- 分类导航 ---------- */
.page-faq .faq-locate {
  padding: clamp(48px, 8vw, 104px) 0;
  border-bottom: 1px solid var(--rule);
}

.page-faq .faq-locate__grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-locate__title {
  font-size: clamp(1.6rem, 4.4vw, 2.8rem);
  color: var(--paper);
  max-width: 16ch;
}

.page-faq .faq-locate__text {
  margin: 18px 0 0;
  max-width: 36ch;
  font-size: .95rem;
  color: var(--faq-body);
}

.page-faq .faq-tiles {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-faq .faq-tile {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 22px;
  min-height: 128px;
  padding: 16px;
  background: var(--faq-tile-bg);
  border: 1px solid var(--rule);
  color: var(--paper);
  text-decoration: none;
  transition: border-color .2s ease, background-color .2s ease, transform .2s ease;
}

.page-faq .faq-tile:hover,
.page-faq .faq-tile:focus-visible {
  border-color: var(--cyan);
  background: rgba(41, 224, 200, .09);
  transform: translateY(-3px);
  outline: none;
  box-shadow: inset 0 0 0 1px var(--cyan-soft);
}

.page-faq .faq-tile__num {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-faq .faq-tile__name {
  font-family: var(--font-display);
  font-size: clamp(.95rem, 2.6vw, 1.06rem);
  font-weight: 700;
  line-height: 1.35;
}

.page-faq .faq-tile__hint {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--mute);
  border-bottom: 1px solid rgba(159, 179, 168, .45);
  align-self: flex-start;
  padding-bottom: 2px;
}

.page-faq .faq-locate__figure {
  margin: 0;
}

.page-faq .faq-locate__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid var(--rule);
}

@media (min-width: 900px) {
  .page-faq .faq-locate__grid {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, .88fr);
    grid-template-rows: auto auto;
    column-gap: clamp(32px, 5vw, 72px);
    row-gap: 36px;
    align-items: start;
  }

  .page-faq .faq-locate__intro {
    grid-column: 1;
    grid-row: 1;
  }

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

  .page-faq .faq-locate__figure {
    grid-column: 2;
    grid-row: 1 / span 2;
  }
}

/* ---------- 通栏纹理 ---------- */
.page-faq .faq-texture {
  border-bottom: 1px solid var(--rule);
  line-height: 0;
}

.page-faq .faq-texture img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 300px;
  object-fit: cover;
  opacity: .72;
}

@media (min-width: 1024px) {
  .page-faq .faq-texture img {
    max-height: 380px;
  }
}

/* ---------- 问答区块 ---------- */
.page-faq .faq-block {
  padding: clamp(48px, 7.5vw, 100px) 0;
  border-bottom: 1px solid var(--rule);
  scroll-margin-top: var(--faq-scroll-offset);
}

.page-faq .faq-block.band--violet {
  background: linear-gradient(180deg, rgba(59, 42, 107, .42) 0%, rgba(59, 42, 107, .14) 100%);
}

.page-faq .faq-block.band--wine {
  background: linear-gradient(180deg, rgba(122, 31, 53, .36) 0%, rgba(122, 31, 53, .1) 100%);
}

.page-faq .faq-block__grid {
  display: grid;
  gap: clamp(24px, 4vw, 56px);
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-block__head .section-head__num {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .2em;
  color: var(--cyan);
}

.page-faq .faq-block__head .section-head__title {
  font-size: clamp(1.5rem, 4.2vw, 2.5rem);
  margin-top: 12px;
}

.page-faq .faq-block__head .section-head__note {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--mute);
  letter-spacing: .04em;
}

.page-faq .faq-block__head .section-head__note a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-list {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.page-faq .faq-item {
  position: relative;
  border-top: 1px solid var(--rule);
}

.page-faq .faq-item:last-child {
  border-bottom: 1px solid var(--rule);
}

.page-faq .faq-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--rule);
  transition: background-color .25s ease;
}

.page-faq .faq-item[open]::before {
  background: var(--cyan);
}

.page-faq .faq-item__q {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr) 14px;
  gap: 12px;
  align-items: center;
  padding: 20px 6px 20px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: clamp(.98rem, 2.9vw, 1.14rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
  transition: color .2s ease;
}

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

.page-faq .faq-item__q::marker {
  content: "";
}

.page-faq .faq-item__q:hover,
.page-faq .faq-item__q:focus-visible {
  color: var(--cyan-soft);
  outline: none;
}

.page-faq .faq-item__q:focus-visible {
  box-shadow: inset 0 0 0 1px var(--cyan-soft);
}

.page-faq .faq-item__idx {
  font-family: var(--font-mono);
  font-size: .7rem;
  font-weight: 400;
  letter-spacing: .12em;
  color: var(--mute);
}

.page-faq .faq-item[open] .faq-item__idx {
  color: var(--cyan);
}

.page-faq .faq-item__mark {
  justify-self: end;
  width: 11px;
  height: 11px;
  border-right: 1px solid var(--mute);
  border-bottom: 1px solid var(--mute);
  transform: rotate(45deg);
  transition: transform .25s ease, border-color .25s ease;
}

.page-faq .faq-item[open] .faq-item__mark {
  transform: rotate(225deg);
  border-color: var(--cyan);
}

.page-faq .faq-item__a {
  position: relative;
  padding: 0 18px 24px 54px;
  font-size: .94rem;
  line-height: 1.85;
  color: var(--faq-body);
}

.page-faq .faq-item__a p {
  margin: 0 0 12px;
  max-width: 42ch;
}

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

.page-faq .faq-item__a::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 0;
  height: 0;
  border-top: 13px solid var(--cyan);
  border-left: 13px solid transparent;
  opacity: 0;
  transition: opacity .25s ease;
}

.page-faq .faq-item[open] .faq-item__a::after {
  opacity: 1;
}

.page-faq .faq-item__src {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .04em;
  color: var(--mute);
  border-bottom: 1px solid rgba(159, 179, 168, .45);
  padding-bottom: 2px;
}

@media (min-width: 720px) {
  .page-faq .faq-item__q {
    grid-template-columns: 38px minmax(0, 1fr) 16px;
    gap: 18px;
    padding: 24px 8px 24px 22px;
  }

  .page-faq .faq-item__a {
    padding: 0 40px 28px 80px;
  }
}

@media (min-width: 940px) {
  .page-faq .faq-block__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }

  .page-faq .faq-block__head {
    position: sticky;
    top: var(--faq-scroll-offset);
  }
}

/* ---------- 收尾 ---------- */
.page-faq .faq-ask {
  position: relative;
  overflow: hidden;
  padding: clamp(56px, 8vw, 112px) 0 clamp(64px, 9vw, 128px);
  background: var(--ink-deep);
}

.page-faq .faq-ask__ghost {
  position: absolute;
  right: -.06em;
  bottom: -.34em;
  font-family: var(--font-mono);
  font-size: clamp(140px, 34vw, 340px);
  font-weight: 700;
  line-height: 1;
  color: rgba(41, 224, 200, .07);
  pointer-events: none;
  user-select: none;
}

.page-faq .faq-ask__panel {
  position: relative;
  z-index: 1;
  max-width: 48ch;
}

.page-faq .faq-ask__title {
  font-size: clamp(1.7rem, 5vw, 3rem);
  color: var(--paper);
  margin-bottom: 20px;
}

.page-faq .faq-ask__text {
  margin: 0 0 16px;
  font-size: .96rem;
  color: var(--faq-body);
}

.page-faq .faq-ask__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-faq .btn {
  display: inline-block;
  padding: 13px 26px;
  font-family: var(--font-display);
  font-size: .92rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-decoration: none;
  border: 1px solid var(--cyan);
  transition: background-color .2s ease, color .2s ease, border-color .2s ease;
}

.page-faq .btn--solid {
  background: var(--cyan);
  color: var(--ink);
}

.page-faq .btn--solid:hover,
.page-faq .btn--solid:focus-visible {
  background: var(--cyan-soft);
  border-color: var(--cyan-soft);
  outline: none;
}

.page-faq .btn--ghost {
  background: transparent;
  color: var(--cyan);
}

.page-faq .btn--ghost:hover,
.page-faq .btn--ghost:focus-visible {
  background: rgba(41, 224, 200, .12);
  color: var(--cyan-soft);
  border-color: var(--cyan-soft);
  outline: none;
}
<<<END>>>