.page-faq {
  --faq-line: var(--v2-line);
  --faq-strong: var(--v2-line-strong);
  --faq-radius: var(--v2-radius);
  --faq-gap: clamp(10px, 1.6vw, 16px);
}

.page-faq [id] {
  scroll-margin-top: clamp(84px, 10vw, 118px);
}

/* ---------- 面包屑 ---------- */
.page-faq .v2-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding-top: clamp(84px, 12vw, 112px);
  font-family: var(--v2-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--v2-mist);
}

.page-faq .v2-crumbs__link {
  color: var(--v2-mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--v2-t), border-color var(--v2-t);
}

.page-faq .v2-crumbs__link:hover,
.page-faq .v2-crumbs__link:focus-visible {
  color: var(--v2-cyan);
  border-bottom-color: var(--v2-cyan);
}

.page-faq .faq-crumbs__sep {
  color: var(--v2-line-strong);
}

.page-faq .faq-crumbs__here {
  color: var(--v2-pale);
}

/* ---------- 首屏声明 ---------- */
.page-faq .faq-mast {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 4vw, 42px) 0 clamp(28px, 4vw, 48px);
  border-bottom: 1px solid var(--faq-strong);
}

.page-faq .faq-mast::before {
  content: "";
  position: absolute;
  top: -46%;
  right: -12%;
  width: min(620px, 88vw);
  height: 380px;
  background: radial-gradient(circle at 68% 34%, rgba(53, 241, 208, 0.16), transparent 64%);
  pointer-events: none;
}

.page-faq .faq-mast::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--faq-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--faq-line) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(circle at 78% 18%, #000 0%, transparent 68%);
  mask-image: radial-gradient(circle at 78% 18%, #000 0%, transparent 68%);
  opacity: 0.55;
  pointer-events: none;
}

.page-faq .faq-mast__eyebrow {
  position: relative;
  z-index: 1;
  margin: 0 0 14px;
  color: var(--v2-cyan);
}

.page-faq .faq-mast__title {
  position: relative;
  z-index: 1;
  margin: 0 0 18px;
  font-size: clamp(36px, 6.6vw, 76px);
  font-weight: 300;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--v2-paper);
}

.page-faq .faq-mast__lead {
  position: relative;
  z-index: 1;
  margin: 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--v2-pale);
}

.page-faq .faq-mast__meta {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-mast__meta li {
  padding: 6px 12px;
  border: 1px solid var(--faq-line);
  border-left: 2px solid var(--v2-cyan);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--v2-mist);
  background: rgba(28, 74, 62, 0.28);
}

/* ---------- 主体双栏 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 38px);
  padding: clamp(26px, 4vw, 46px) 0 clamp(48px, 7vw, 88px);
}

/* ---------- 左栏：场景索引 ---------- */
.page-faq .faq-aside {
  min-width: 0;
}

.page-faq .faq-aside__figure {
  margin: 0 0 16px;
  border: 1px solid var(--faq-line);
  background: var(--v2-forest);
  box-shadow: 6px 6px 0 rgba(8, 11, 10, 0.6);
  overflow: hidden;
}

.page-faq .faq-aside__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-faq .faq-aside__hint {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--v2-mist);
}

.page-faq .faq-index {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 2px 0 10px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-faq .faq-index__link {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 9px;
  padding: 10px 14px;
  border: 1px solid var(--faq-line);
  background: rgba(28, 74, 62, 0.34);
  color: var(--v2-pale);
  font-size: 13px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--v2-t), border-color var(--v2-t), background var(--v2-t);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  border-color: var(--v2-cyan);
  color: var(--v2-cyan);
  background: rgba(53, 241, 208, 0.08);
}

.page-faq .faq-index__num {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--v2-cyan);
}

/* ---------- 右栏：问答分组 ---------- */
.page-faq .faq-body {
  min-width: 0;
}

.page-faq .faq-group {
  padding-top: clamp(26px, 3.4vw, 40px);
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-body > .faq-group:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(30px, 4.6vw, 52px);
}

.page-faq .faq-group__eyebrow {
  margin: 0;
  color: var(--v2-cyan);
}

.page-faq .faq-group__title {
  margin: 8px 0 0;
  font-size: clamp(22px, 3.2vw, 32px);
  font-weight: 400;
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--v2-paper);
}

.page-faq .faq-group__note {
  margin: 12px 0 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--v2-mist);
}

/* ---------- 展开条目 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: var(--faq-gap);
  margin-top: 20px;
}

.page-faq .faq-item {
  position: relative;
  border: 1px solid var(--faq-line);
  border-radius: var(--faq-radius);
  background: linear-gradient(168deg, rgba(28, 74, 62, 0.34), rgba(21, 25, 26, 0.94) 64%);
  box-shadow: 4px 4px 0 rgba(8, 11, 10, 0.55);
  transition: border-color var(--v2-t), box-shadow var(--v2-t);
}

.page-faq .faq-item:hover {
  border-color: rgba(53, 241, 208, 0.4);
}

.page-faq .faq-item[open] {
  border-color: rgba(53, 241, 208, 0.55);
  box-shadow: 4px 4px 0 rgba(53, 241, 208, 0.16);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: clamp(14px, 2vw, 18px) clamp(14px, 2vw, 20px);
  list-style: none;
  cursor: pointer;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.5;
  color: var(--v2-paper);
}

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

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

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--v2-cyan);
  outline-offset: 2px;
}

.page-faq .faq-item__num {
  flex: 0 0 auto;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--v2-cyan);
}

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

.page-faq .faq-item__mark {
  position: relative;
  flex: 0 0 14px;
  width: 14px;
  height: 14px;
  margin-left: auto;
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--v2-cyan);
  transition: transform var(--v2-t), background var(--v2-t);
}

.page-faq .faq-item__mark::after {
  transform: rotate(90deg);
}

.page-faq .faq-item[open] .faq-item__mark::after {
  transform: rotate(0deg);
}

.page-faq .faq-item__a {
  padding: 14px clamp(14px, 2vw, 20px) clamp(16px, 2vw, 22px);
  border-top: 1px dashed rgba(201, 218, 212, 0.2);
  font-size: 15px;
  line-height: 1.8;
  color: var(--v2-pale);
}

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

.page-faq .faq-item__a p + p {
  margin-top: 10px;
}

.page-faq .faq-item__a strong {
  color: var(--v2-cyan);
  font-weight: 600;
}

.page-faq .faq-inline {
  color: var(--v2-amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 163, 58, 0.5);
  transition: color var(--v2-t), border-color var(--v2-t);
}

.page-faq .faq-inline:hover,
.page-faq .faq-inline:focus-visible {
  color: var(--v2-cyan);
  border-bottom-color: var(--v2-cyan);
}

.page-faq .faq-tag {
  display: inline-block;
  padding: 1px 7px;
  border: 1px solid var(--faq-strong);
  font-family: var(--v2-font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--v2-cyan);
  background: rgba(15, 107, 93, 0.3);
}

/* ---------- 图示 ---------- */
.page-faq .faq-figure {
  margin: 20px 0 0;
  border: 1px solid var(--faq-line);
  background: var(--v2-forest);
  box-shadow: 5px 5px 0 rgba(8, 11, 10, 0.55);
  overflow: hidden;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--faq-line);
  font-family: var(--v2-font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--v2-mist);
}

/* ---------- 联系前准备 ---------- */
.page-faq .faq-prepare__panel {
  margin-top: 20px;
  padding: clamp(20px, 3vw, 32px);
  border: 1px solid rgba(53, 241, 208, 0.28);
  border-left: 3px solid var(--v2-cyan);
  background: linear-gradient(158deg, rgba(28, 74, 62, 0.52), rgba(14, 42, 36, 0.92));
  box-shadow: 6px 6px 0 rgba(8, 11, 10, 0.6);
}

.page-faq .faq-prepare__lead {
  margin: 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.7;
  color: var(--v2-paper);
}

.page-faq .faq-checklist {
  display: grid;
  gap: 11px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--v2-pale);
}

.page-faq .faq-check {
  flex: 0 0 16px;
  margin-top: 5px;
  color: var(--v2-cyan);
}

.page-faq .faq-prepare__note {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--faq-line);
  font-size: 14px;
  line-height: 1.7;
  color: var(--v2-mist);
}

.page-faq .faq-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-faq .faq-actions .v2-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  font-size: 14px;
  letter-spacing: 0.03em;
  text-decoration: none;
  border-radius: var(--faq-radius);
  transition: background var(--v2-t), color var(--v2-t), border-color var(--v2-t);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 940px) {
  .page-faq .faq-layout {
    grid-template-columns: minmax(232px, 292px) minmax(0, 1fr);
    gap: clamp(32px, 4vw, 64px);
    align-items: start;
  }

  .page-faq .faq-aside {
    position: sticky;
    top: clamp(88px, 8vw, 108px);
  }

  .page-faq .faq-index {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding: 0;
    border-top: 1px solid var(--faq-line);
  }

  .page-faq .faq-index__link {
    width: 100%;
    padding: 14px 4px;
    border: 0;
    border-bottom: 1px solid var(--faq-line);
    background: none;
    white-space: normal;
    align-items: flex-start;
  }

  .page-faq .faq-index__link:hover,
  .page-faq .faq-index__link:focus-visible {
    background: rgba(53, 241, 208, 0.06);
    transform: translateX(4px);
  }

  .page-faq .faq-figure {
    max-width: 560px;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-mast__lead {
    font-size: 17px;
  }
}

/* ---------- 减少动态 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition: none !important;
    animation: none !important;
  }

  .page-faq .faq-index__link:hover,
  .page-faq .faq-index__link:focus-visible {
    transform: none;
  }
}
<<<END>>>