.page-faq {
  --faq-line-strong: rgba(198, 241, 53, .45);
  --faq-soft: rgba(232, 228, 217, .06);
}

.page-faq [hidden] {
  display: none !important;
}

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

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(1.25rem, 4vw, 2.25rem) 0 clamp(2rem, 5vw, 3.25rem);
  background:
    radial-gradient(circle at 84% 8%, rgba(198, 241, 53, .10), transparent 56%),
    radial-gradient(circle at 8% 96%, rgba(61, 214, 245, .07), transparent 52%);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 1.75rem;
}

.page-faq .faq-hero__copy h1 {
  margin: .35rem 0 .9rem;
  max-width: 18em;
}

.page-faq .faq-hero__copy .lede {
  max-width: 38em;
  color: var(--fog);
}

.page-faq .faq-hero__stats {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem .75rem;
  margin: 1.35rem 0 0;
  padding: 0;
}

.page-faq .faq-hero__stats li {
  display: inline-flex;
  align-items: baseline;
  gap: .35rem;
  padding: .4rem .7rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(16, 37, 28, .72);
  color: var(--fog);
  font-size: var(--fs-xs);
  letter-spacing: .02em;
}

.page-faq .faq-hero__stats .num {
  color: var(--lime);
  font-size: 1rem;
}

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

.page-faq .faq-hero__fig img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(.85) contrast(1.05);
}

.page-faq .faq-hero__fig .media__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: .55rem .8rem;
  font-size: var(--fs-xs);
  color: var(--fog);
  background: linear-gradient(to top, rgba(11, 20, 16, .92), transparent);
}

/* ---------- 四档更新带 ---------- */
.page-faq .faq-band {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, var(--panel) 0%, var(--panel-2) 60%, var(--panel) 100%);
  padding: .9rem 0 .85rem;
}

.page-faq .faq-band__inner {
  display: flex;
  align-items: center;
  gap: 1.15rem;
  overflow-x: auto;
  padding-bottom: .25rem;
  scrollbar-width: thin;
}

.page-faq .faq-band__slot {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: baseline;
  gap: .45rem;
  padding-right: 1.15rem;
  border-right: 1px solid var(--line-soft);
}

.page-faq .faq-band__time {
  font-size: 1.05rem;
  color: var(--electric);
}

.page-faq .faq-band__name {
  font-size: var(--fs-xs);
  color: var(--fog);
}

.page-faq .faq-band__slot--hot .faq-band__time {
  color: var(--orange);
}

.page-faq .faq-band__slot--hot .faq-band__name {
  color: var(--paper);
}

.page-faq .faq-band__note {
  flex: 0 0 auto;
  margin: 0;
  font-size: var(--fs-xs);
  color: var(--fog);
}

.page-faq .faq-band__note .num {
  color: var(--lime);
}

/* ---------- 主题筛选 ---------- */
.page-faq .faq-body {
  padding: clamp(1.75rem, 4vw, 2.75rem) 0 clamp(2.5rem, 6vw, 4rem);
}

.page-faq .faq-filter {
  display: flex;
  gap: .45rem;
  overflow-x: auto;
  padding: .2rem .1rem .9rem;
  margin-bottom: .5rem;
  scrollbar-width: thin;
}

.page-faq .faq-chip {
  --faq-tone: var(--lime);
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .45rem .8rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(16, 37, 28, .78);
  color: var(--fog);
  font-family: inherit;
  font-size: var(--fs-sm);
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
  transition: color .2s var(--ease-out), border-color .2s var(--ease-out), background .2s var(--ease-out);
}

.page-faq .faq-chip::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--faq-tone);
  box-shadow: 0 0 0 3px rgba(232, 228, 217, .06);
}

.page-faq .faq-chip--electric { --faq-tone: var(--electric); }
.page-faq .faq-chip--clay { --faq-tone: var(--clay); }
.page-faq .faq-chip--orange { --faq-tone: var(--orange); }
.page-faq .faq-chip--fog { --faq-tone: var(--fog); }
.page-faq .faq-chip--paper { --faq-tone: var(--paper); }

.page-faq .faq-chip:hover {
  color: var(--paper);
  border-color: var(--line-soft);
}

.page-faq .faq-chip[aria-pressed="true"] {
  background: var(--faq-tone);
  border-color: var(--faq-tone);
  color: var(--ink);
}

.page-faq .faq-chip[aria-pressed="true"]::before {
  background: var(--ink);
  box-shadow: none;
}

.page-faq .faq-chip__count {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  opacity: .8;
}

/* ---------- 主体布局 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: 1.75rem;
}

.page-faq .faq-group {
  margin-bottom: 2rem;
}

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

.page-faq .faq-group:not(:has([data-filter-item]:not([hidden]))) {
  display: none;
}

.page-faq .faq-group__title {
  display: flex;
  align-items: center;
  gap: .55rem;
  margin: 0 0 .55rem;
  padding-bottom: .55rem;
  border-bottom: 1px solid var(--line);
  font-size: 1.05rem;
  color: var(--paper);
}

.page-faq .faq-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 3px var(--lime-soft);
}

.page-faq .faq-dot--electric { background: var(--electric); box-shadow: 0 0 0 3px var(--electric-soft); }
.page-faq .faq-dot--clay { background: var(--clay); box-shadow: 0 0 0 3px rgba(185, 113, 79, .16); }
.page-faq .faq-dot--orange { background: var(--orange); box-shadow: 0 0 0 3px var(--orange-soft); }
.page-faq .faq-dot--paper { background: var(--paper); box-shadow: 0 0 0 3px rgba(232, 228, 217, .14); }

.page-faq .faq-group__fig {
  margin: .25rem 0 .9rem;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-faq .faq-group__fig img {
  width: 100%;
  aspect-ratio: 8 / 5;
  object-fit: cover;
}

/* ---------- 问答条目 ---------- */
.page-faq .faq-item {
  position: relative;
  border-bottom: 1px solid var(--line-soft);
  transition: background .2s var(--ease-out);
}

.page-faq .faq-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: .5rem;
  bottom: .5rem;
  width: 2px;
  background: var(--lime);
  opacity: 0;
  transform: scaleY(.35);
  transform-origin: top center;
  transition: opacity .2s var(--ease-out), transform .2s var(--ease-out);
}

.page-faq .faq-item[open] {
  background: linear-gradient(90deg, var(--lime-soft), transparent 62%);
}

.page-faq .faq-item[open]::before {
  opacity: 1;
  transform: scaleY(1);
}

.page-faq .faq-q {
  display: flex;
  align-items: flex-start;
  gap: .7rem;
  padding: .95rem .5rem .95rem 1rem;
  cursor: pointer;
  list-style: none;
  color: var(--paper);
  font-size: var(--fs-body);
  font-weight: 500;
  line-height: 1.6;
  transition: color .2s var(--ease-out);
}

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

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

.page-faq .faq-q:hover {
  color: var(--lime);
}

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

.page-faq .faq-toggle {
  flex: 0 0 auto;
  position: relative;
  width: 12px;
  height: 12px;
  margin-top: .42rem;
}

.page-faq .faq-toggle::before {
  content: "";
  position: absolute;
  top: 0;
  left: 1px;
  width: 7px;
  height: 7px;
  border-top: 1.5px solid var(--lime);
  border-right: 1.5px solid var(--lime);
  transform: rotate(45deg);
  transition: transform .2s var(--ease-out);
}

.page-faq .faq-item[open] .faq-toggle::before {
  transform: rotate(135deg);
}

.page-faq .faq-a {
  padding: 0 1rem 1.1rem 2.7rem;
  color: var(--fog);
  font-size: var(--fs-sm);
  line-height: 1.75;
  max-width: 46em;
}

.page-faq .faq-item[open] .faq-a {
  animation: faq-fade .22s var(--ease-out) both;
}

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

.page-faq .faq-a a {
  color: var(--electric);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 214, 245, .4);
}

.page-faq .faq-a a:hover {
  border-bottom-color: var(--electric);
}

.page-faq .faq-a .num {
  color: var(--paper);
  font-size: .95em;
}

@keyframes faq-fade {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- 辅助栏 ---------- */
.page-faq .faq-aside {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.page-faq .faq-aside__box {
  padding: 1.1rem 1.05rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow-panel);
}

.page-faq .faq-aside__box--lime {
  border-color: var(--faq-line-strong);
  background: linear-gradient(160deg, rgba(198, 241, 53, .09), var(--panel) 62%);
}

.page-faq .faq-aside__box--clay {
  border-left: 2px solid var(--clay);
}

.page-faq .faq-aside__title {
  margin: 0 0 .5rem;
  font-size: .95rem;
  color: var(--paper);
  letter-spacing: .02em;
}

.page-faq .faq-aside__text {
  margin: 0 0 .9rem;
  color: var(--fog);
  font-size: var(--fs-sm);
  line-height: 1.7;
}

.page-faq .faq-aside__text .num {
  color: var(--lime);
}

.page-faq .faq-aside__box--clay .faq-aside__text .num {
  color: var(--clay);
}

.page-faq .faq-aside__box .btn {
  display: inline-block;
}

.page-faq .faq-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .1rem;
}

.page-faq .faq-link {
  display: flex;
  flex-direction: column;
  gap: .1rem;
  padding: .55rem .1rem;
  border-bottom: 1px dashed var(--line-soft);
  color: var(--paper);
  font-size: var(--fs-sm);
  text-decoration: none;
  transition: color .2s var(--ease-out);
}

.page-faq .faq-links li:last-child .faq-link {
  border-bottom: 0;
}

.page-faq .faq-link:hover {
  color: var(--electric);
}

.page-faq .faq-link__hint {
  color: var(--fog);
  font-size: var(--fs-xs);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-hero__stats {
    gap: .6rem;
  }

  .page-faq .faq-a {
    padding-left: 2.9rem;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    gap: 2.5rem;
  }

  .page-faq .faq-layout {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    gap: 2.75rem;
    align-items: start;
  }

  .page-faq .faq-aside {
    position: sticky;
    top: 1.5rem;
  }

  .page-faq .faq-q {
    font-size: 1.0625rem;
    padding-right: 1.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-item::before,
  .page-faq .faq-toggle::before,
  .page-faq .faq-chip,
  .page-faq .faq-q {
    transition: none;
  }

  .page-faq .faq-item[open] .faq-a {
    animation: none;
  }
}
<<<END>>>