.page-faq {
  --faq-dot: 10px;
  --faq-tick-line: rgba(53, 240, 208, .34);
  --faq-soft: rgba(53, 240, 208, .07);
  --faq-warm: rgba(255, 122, 61, .12);
  --faq-warn: rgba(255, 61, 90, .1);
  padding-top: 22px;
  overflow-x: hidden;
}

/* ---- 面包屑与首屏 ---- */
.page-faq .faq-crumbs {
  padding-top: 10px;
}

.page-faq .faq-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 32px);
  margin-top: 22px;
  align-items: end;
}

.page-faq .faq-hero__main .display {
  margin: 14px 0 16px;
}

.page-faq .faq-hero__main .lead {
  max-width: 62ch;
}

.page-faq .faq-hero__side {
  display: flex;
  gap: var(--gap);
  padding: 16px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(140deg, rgba(20, 51, 42, .9), rgba(15, 58, 42, .55));
}

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

.page-faq .faq-hero__side .stat__value {
  font-size: var(--fs-34);
  line-height: 1;
  display: block;
}

.page-faq .faq-hero__side .stat__unit {
  font-size: var(--fs-13);
  color: var(--c-mist);
  margin-left: 3px;
}

.page-faq .faq-hero__side .stat__label {
  display: block;
  margin-top: 8px;
  font-size: var(--fs-13);
  letter-spacing: .6px;
  color: var(--c-mist);
}

/* ---- 三条速答 ---- */
.page-faq .faq-quick {
  margin-top: clamp(34px, 5vw, 56px);
}

.page-faq .faq-quick__title {
  margin-bottom: 16px;
}

.page-faq .quick-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-faq .quick-card {
  position: relative;
  padding: var(--panel-pad);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(158deg, rgba(20, 51, 42, .94), rgba(15, 58, 42, .6));
  overflow: hidden;
  isolation: isolate;
}

.page-faq .quick-card::after {
  content: "";
  position: absolute;
  right: -46px;
  bottom: -64px;
  width: 168px;
  height: 168px;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 40%, rgba(53, 240, 208, .2), transparent 68%);
  z-index: -1;
}

.page-faq .quick-card--signal::after {
  background: radial-gradient(circle at 40% 40%, rgba(255, 122, 61, .22), transparent 68%);
}

.page-faq .quick-card--lime::after {
  background: radial-gradient(circle at 40% 40%, rgba(201, 242, 77, .2), transparent 68%);
}

.page-faq .quick-card__no {
  font-size: var(--fs-13);
  letter-spacing: 1px;
  color: var(--c-cyan);
  display: block;
  margin-bottom: 10px;
}

.page-faq .quick-card--signal .quick-card__no {
  color: var(--c-orange);
}

.page-faq .quick-card--lime .quick-card__no {
  color: var(--c-lime);
}

.page-faq .quick-card__q {
  font-size: var(--fs-20);
  font-weight: 800;
  color: var(--c-chalk);
  line-height: 1.4;
  margin-bottom: 10px;
}

.page-faq .quick-card__a {
  font-size: var(--fs-15);
  line-height: 1.75;
  color: var(--c-mist);
  margin: 0;
}

/* ---- 导览 ---- */
.page-faq .section-head {
  max-width: 72ch;
}

.page-faq .tour-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 38px);
  margin-top: clamp(24px, 3vw, 36px);
}

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

.page-faq .tour-figure .figure__frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--c-panel);
}

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

.page-faq .figure__caption {
  display: block;
  margin-top: 10px;
  font-size: var(--fs-13);
  line-height: 1.6;
  color: var(--c-mist);
}

.page-faq .bubble {
  position: relative;
  margin-top: 18px;
  padding: 18px 20px;
  border-radius: var(--radius);
  border: 1px solid rgba(201, 242, 77, .38);
  background: linear-gradient(150deg, rgba(201, 242, 77, .13), rgba(53, 240, 208, .06));
  box-shadow: 0 12px 30px rgba(0, 0, 0, .3);
}

.page-faq .bubble::after {
  content: "";
  position: absolute;
  left: 34px;
  top: -9px;
  width: 0;
  height: 0;
  border-left: 9px solid transparent;
  border-right: 9px solid transparent;
  border-bottom: 9px solid rgba(201, 242, 77, .38);
}

.page-faq .bubble__title {
  font-size: var(--fs-13);
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--c-lime);
  margin: 0 0 8px;
}

.page-faq .bubble__text {
  margin: 0;
  font-size: var(--fs-15);
  line-height: 1.75;
  color: var(--c-chalk);
}

.page-faq .tour-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--line);
}

.page-faq .tour-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: 12px;
  padding: 13px 16px;
  background: rgba(17, 48, 40, .82);
  transition: background .2s ease;
}

.page-faq .tour-item:hover {
  background: rgba(20, 51, 42, 1);
}

.page-faq .tour-item__no {
  font-size: var(--fs-13);
  color: var(--c-cyan);
  letter-spacing: .5px;
}

.page-faq .tour-item__t {
  font-size: var(--fs-15);
  color: var(--c-chalk);
  line-height: 1.5;
}

.page-faq .tour-item__meta {
  font-size: var(--fs-13);
  color: var(--c-mist);
  white-space: nowrap;
}

/* ---- 主体：目录 + 手风琴 ---- */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3vw, 44px);
  margin-top: clamp(40px, 6vw, 72px);
}

.page-faq .faq-index {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 18px 20px;
  background: rgba(17, 48, 40, .6);
}

.page-faq .faq-index__title {
  margin: 0 0 14px;
  font-size: var(--fs-13);
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--c-cyan);
}

.page-faq .faq-index__list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 0 24px;
}

.page-faq .faq-index__list::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 8px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, var(--faq-tick-line), rgba(53, 240, 208, .04));
  border-radius: 2px;
}

.page-faq .faq-index__item {
  position: relative;
  margin-bottom: 15px;
}

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

.page-faq .faq-index__item::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 6px;
  width: var(--faq-dot);
  height: var(--faq-dot);
  border-radius: 50%;
  background: var(--c-turf);
  border: 2px solid var(--c-cyan);
}

.page-faq .faq-index__item:nth-child(2)::before {
  border-color: var(--c-orange);
}

.page-faq .faq-index__item:nth-child(3)::before {
  border-color: var(--c-lime);
}

.page-faq .faq-index__item:nth-child(4)::before {
  border-color: var(--c-cyan);
  opacity: .7;
}

.page-faq .faq-index__item:nth-child(5)::before {
  border-color: var(--c-crimson);
}

.page-faq .faq-index__link {
  display: block;
  font-size: var(--fs-15);
  line-height: 1.45;
  color: var(--c-mist);
  text-decoration: none;
  transition: color .18s ease;
}

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

.page-faq .faq-stack {
  display: flex;
  flex-direction: column;
  gap: clamp(34px, 5vw, 58px);
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: calc(var(--bar-h) + 20px);
}

.page-faq .faq-group__title {
  margin-bottom: 8px;
}

.page-faq .faq-group__desc {
  max-width: 66ch;
  margin: 0 0 18px;
  font-size: var(--fs-15);
  line-height: 1.75;
  color: var(--c-mist);
}

/* ---- 手风琴 ---- */
.page-faq .qa {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(17, 48, 40, .68);
  margin-bottom: 10px;
  overflow: hidden;
  transition: border-color .22s ease, background .22s ease;
}

.page-faq .qa:last-of-type {
  margin-bottom: 0;
}

.page-faq .qa[open] {
  border-color: rgba(53, 240, 208, .34);
  background: rgba(20, 51, 42, .96);
}

.page-faq .qa__sum {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 18px;
  cursor: pointer;
  list-style: none;
  font-size: var(--fs-17);
  font-weight: 700;
  line-height: 1.5;
  color: var(--c-chalk);
  transition: color .18s ease;
}

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

.page-faq .qa__sum::before {
  content: "Q";
  flex: none;
  display: inline-block;
  margin-top: 3px;
  padding: 1px 6px;
  border: 1px solid rgba(53, 240, 208, .44);
  border-radius: 4px;
  font-family: var(--f-mono);
  font-size: var(--fs-13);
  font-weight: 400;
  color: var(--c-cyan);
  letter-spacing: 0;
}

.page-faq .qa[open] > .qa__sum::before {
  background: rgba(53, 240, 208, .14);
}

.page-faq .qa__sum:hover {
  color: var(--c-cyan);
}

.page-faq .qa__body {
  padding: 0 18px 18px 52px;
  font-size: var(--fs-15);
  line-height: 1.8;
  color: var(--c-mist);
}

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

/* ---- 两栏口径对照 ---- */
.page-faq .compare {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 0 18px 18px 52px;
}

.page-faq .compare__col {
  padding: 12px 14px;
  border-radius: var(--radius);
  border: 1px dashed rgba(185, 196, 189, .28);
  background: rgba(8, 34, 26, .58);
}

.page-faq .compare__col--real {
  border-style: solid;
  border-color: rgba(53, 240, 208, .34);
  background: var(--faq-soft);
}

.page-faq .compare__label {
  margin: 0 0 6px;
  font-size: var(--fs-13);
  letter-spacing: .8px;
  color: var(--c-mist);
}

.page-faq .compare__col--real .compare__label {
  color: var(--c-cyan);
}

.page-faq .compare__col p:last-child {
  margin: 0;
  font-size: var(--fs-15);
  line-height: 1.7;
  color: var(--c-chalk);
}

/* ---- 内嵌图 ---- */
.page-faq .faq-figure {
  margin-top: 20px;
}

.page-faq .faq-figure .figure__frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--c-panel);
}

/* ---- 误解清单 ---- */
.page-faq .faq-group--myth .faq-group__desc {
  margin-bottom: 20px;
}

.page-faq .myth-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-faq .myth-item {
  position: relative;
  padding: 15px 18px 15px 22px;
  border-radius: var(--radius);
  border: 1px solid var(--line-soft);
  background: linear-gradient(150deg, rgba(255, 61, 90, .08), rgba(17, 48, 40, .72) 48%);
}

.page-faq .myth-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  bottom: 12px;
  width: 3px;
  border-radius: 3px;
  background: var(--c-crimson);
}

.page-faq .myth-item__false {
  margin: 0 0 6px;
  font-size: var(--fs-15);
  font-weight: 700;
  line-height: 1.55;
  color: var(--c-chalk);
}

.page-faq .myth-item__false::before {
  content: "✕ ";
  color: var(--c-crimson);
  font-weight: 400;
}

.page-faq .myth-item__true {
  margin: 0;
  font-size: var(--fs-15);
  line-height: 1.75;
  color: var(--c-mist);
}

.page-faq .myth-item__true::before {
  content: "✓ ";
  color: var(--c-lime);
}

.page-faq .faq-group__foot {
  margin: 18px 0 0;
  font-size: var(--fs-15);
  line-height: 1.75;
  color: var(--c-mist);
}

.page-faq .faq-group__foot a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 240, 208, .4);
}

.page-faq .faq-group__foot a:hover {
  color: var(--c-chalk);
}

/* ---- 继续阅读 ---- */
.page-faq .faq-next {
  margin-top: clamp(48px, 7vw, 84px);
  padding-bottom: clamp(40px, 6vw, 72px);
}

.page-faq .next-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  border-top: 1px solid var(--line);
  padding-top: clamp(22px, 3vw, 32px);
}

.page-faq .next-card {
  display: block;
  padding: 16px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--line-soft);
  background: rgba(17, 48, 40, .5);
  text-decoration: none;
  transition: border-color .2s ease, background .2s ease, transform .2s ease;
}

.page-faq .next-card:hover {
  border-color: rgba(53, 240, 208, .34);
  background: rgba(20, 51, 42, .9);
  transform: translateY(-2px);
}

.page-faq .next-card__label {
  margin: 0 0 6px;
  font-size: var(--fs-17);
  font-weight: 700;
  color: var(--c-cyan);
}

.page-faq .next-card__text {
  margin: 0;
  font-size: var(--fs-13);
  line-height: 1.65;
  color: var(--c-mist);
}

/* ---- 平板 ---- */
@media (min-width: 640px) {
  .page-faq .quick-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .quick-card:first-child {
    grid-column: span 2;
  }

  .page-faq .compare {
    grid-template-columns: 1fr 1fr;
    margin-left: 0;
  }

  .page-faq .qa__body,
  .page-faq .qa__sum {
    padding-left: 22px;
  }

  .page-faq .qa__sum {
    padding-right: 22px;
  }

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

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

/* ---- 桌面 ---- */
@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 60px);
  }

  .page-faq .faq-hero__side {
    flex-direction: column;
    gap: 18px;
    padding: 20px 22px;
  }

  .page-faq .quick-grid {
    grid-template-columns: 1.15fr .95fr 1fr;
    align-items: start;
  }

  .page-faq .quick-card:first-child {
    grid-column: auto;
  }

  .page-faq .tour-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
  }

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

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--bar-h) + 26px);
  }

  .page-faq .qa__body,
  .page-faq .qa__sum {
    padding-left: 24px;
  }

  .page-faq .qa__sum {
    padding-right: 26px;
  }

  .page-faq .compare {
    margin-left: 0;
    max-width: 720px;
  }

  .page-faq .myth-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .next-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-body {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 56px;
  }
}
<<<END>>>