.page-faq {
  --faq-line: rgba(11, 21, 17, 0.16);
  --faq-line-soft: rgba(11, 21, 17, 0.09);
  --faq-panel: var(--c-fog);
  --faq-ink-soft: rgba(11, 21, 17, 0.74);
  --faq-ink-faint: rgba(11, 21, 17, 0.62);
  background: var(--surface-light);
  color: var(--text-on-light);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background-color: var(--surface-base);
  background-image: radial-gradient(120% 80% at 88% 0%, rgba(201, 164, 92, 0.16), transparent 62%);
  color: var(--text-on-dark);
  border-bottom: 1px solid var(--line-strong);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(244, 241, 232, 0.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(244, 241, 232, 0.06) 1px, transparent 1px);
  background-size: 52px 52px;
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  padding-block: clamp(20px, 4vw, 34px) clamp(32px, 6vw, 64px);
}

.page-faq .faq-hero__crumb {
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-faq .faq-hero .breadcrumb__link,
.page-faq .faq-hero .breadcrumb__current {
  color: var(--text-muted);
}

.page-faq .faq-hero .breadcrumb__link:hover {
  color: var(--c-sand);
}

.page-faq .faq-hero .breadcrumb__current {
  color: var(--c-sand);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: end;
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-size: var(--fs-h1);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.page-faq .faq-hero__lead {
  max-width: 52ch;
  margin: 18px 0 0;
  font-size: var(--fs-base);
  line-height: 1.75;
  color: var(--text-muted);
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-jump a {
  display: inline-block;
  padding: 7px 11px;
  border: 1px solid var(--line-strong);
  color: var(--c-fog);
  font-size: var(--fs-ann);
  line-height: 1.2;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  border-color: var(--c-sand);
  color: var(--c-sand);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: clamp(24px, 4vw, 36px);
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: var(--fs-ann);
  color: var(--text-muted);
}

.page-faq .faq-hero__meta-key {
  display: block;
  margin-bottom: 3px;
  color: var(--c-sand);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.page-faq .faq-hero__figure {
  margin: 0;
  border: 1px solid var(--line-strong);
  background: var(--surface-deep);
}

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

.page-faq .faq-hero__figcap {
  padding: 9px 12px;
  border-top: 1px solid var(--line-soft);
  font-size: var(--fs-ann);
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

/* ---------- 主体布局 ---------- */
.page-faq .faq-body {
  padding-block: clamp(28px, 5vw, 56px);
}

.page-faq .faq-body__grid {
  display: grid;
  gap: 22px;
}

/* 目录 */
.page-faq .faq-toc {
  border: 1px solid var(--surface-deep);
  background: var(--surface-deep);
  color: var(--text-on-dark);
  padding: 16px 16px 20px;
}

.page-faq .faq-toc__head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-sand);
}

.page-faq .faq-toc__list {
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
  color: var(--c-fog);
  font-size: var(--fs-sm);
  line-height: 1.45;
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-toc__list a:hover,
.page-faq .faq-toc__list a:focus-visible {
  color: var(--c-sand);
}

.page-faq .faq-toc__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--c-sand);
}

.page-faq .faq-toc__label {
  flex: 1;
}

.page-faq .faq-toc__count {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
}

.page-faq .faq-toc__foot {
  margin: 14px 0 0;
  font-size: var(--fs-ann);
  line-height: 1.7;
  color: var(--text-muted);
}

.page-faq .faq-toc__foot a {
  color: var(--c-sand);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 164, 92, 0.5);
}

/* 问答面板 */
.page-faq .faq-group {
  background: var(--faq-panel);
  border: 1px solid var(--faq-line);
  padding: clamp(18px, 3vw, 30px);
  scroll-margin-top: 88px;
}

.page-faq .faq-group + .faq-group {
  margin-top: 16px;
}

.page-faq .faq-group:target {
  border-color: var(--c-sand);
  box-shadow: inset 3px 0 0 var(--c-sand);
}

.page-faq .faq-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
  margin-bottom: 8px;
}

.page-faq .faq-group__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-green-700);
}

.page-faq .faq-group__title {
  margin: 0;
  font-size: clamp(1.15rem, 2.6vw, 1.45rem);
  line-height: 1.35;
  font-weight: 700;
}

.page-faq .faq-group__lead {
  max-width: 64ch;
  margin: 0 0 10px;
  font-size: var(--fs-sm);
  line-height: 1.7;
  color: var(--faq-ink-soft);
}

.page-faq .faq-list {
  margin-top: 12px;
}

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

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

.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 13px 0;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-item summary::marker {
  content: "";
}

.page-faq .faq-item summary:hover .faq-q {
  color: var(--c-green-700);
}

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--c-green-500);
  outline-offset: 3px;
}

.page-faq .faq-index {
  flex: none;
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--c-green-700);
}

.page-faq .faq-q {
  flex: 1;
  font-size: 0.98rem;
  font-weight: 500;
  line-height: 1.55;
  color: var(--c-ink);
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-mark {
  position: relative;
  flex: none;
  width: 16px;
  height: 16px;
  margin-top: 4px;
  border: 1px solid var(--c-green-800);
}

.page-faq .faq-mark::before,
.page-faq .faq-mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--c-green-800);
  transform: translate(-50%, -50%);
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.page-faq .faq-mark::before {
  width: 8px;
  height: 1px;
}

.page-faq .faq-mark::after {
  width: 1px;
  height: 8px;
}

.page-faq .faq-item[open] .faq-mark::after {
  opacity: 0;
  transform: translate(-50%, -50%) scaleY(0);
}

.page-faq .faq-a {
  max-width: 68ch;
  padding: 0 0 15px 27px;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--faq-ink-soft);
}

.page-faq .faq-a p {
  margin: 0 0 8px;
}

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

.page-faq .faq-a a {
  color: var(--c-green-800);
  text-decoration: none;
  border-bottom: 1px solid var(--c-sand);
}

.page-faq .faq-a a:hover {
  color: var(--c-green-500);
}

.page-faq .faq-path {
  font-family: var(--font-mono);
  font-size: 0.86em;
  padding: 1px 5px;
  background: rgba(31, 77, 58, 0.1);
  color: var(--c-green-800);
  word-break: break-word;
}

.page-faq .faq-figure {
  margin: 20px 0 2px;
  border: 1px solid var(--faq-line);
  background: var(--surface-light);
}

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

.page-faq .faq-figure figcaption {
  padding: 9px 12px;
  border-top: 1px solid var(--faq-line);
  font-size: var(--fs-ann);
  line-height: 1.6;
  color: var(--faq-ink-faint);
}

/* ---------- 结尾咨询 ---------- */
.page-faq .faq-cta {
  background: var(--surface-night);
  color: var(--text-on-dark);
  border-top: 1px solid var(--line-strong);
  padding-block: clamp(28px, 5vw, 52px);
}

.page-faq .faq-cta__grid {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
}

.page-faq .faq-cta__title {
  margin: 12px 0 0;
  font-size: clamp(1.4rem, 3.6vw, 2rem);
  line-height: 1.3;
  font-weight: 900;
  letter-spacing: -0.01em;
}

.page-faq .faq-cta__lead {
  max-width: 54ch;
  margin: 14px 0 0;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--text-muted);
}

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

.page-faq .faq-cta__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-cta__list li {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: var(--fs-sm);
  line-height: 1.5;
}

.page-faq .faq-cta__key {
  flex: none;
  color: var(--c-sand);
  font-size: var(--fs-ann);
  letter-spacing: 0.04em;
}

.page-faq .faq-cta__value {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--c-fog);
  word-break: break-word;
  overflow-wrap: anywhere;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-faq .faq-toc {
    padding: 20px 20px 24px;
  }

  .page-faq .faq-cta__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-body__grid {
    grid-template-columns: 274px minmax(0, 1fr);
    gap: 36px;
    align-items: start;
  }

  .page-faq .faq-aside {
    position: sticky;
    top: 22px;
  }

  .page-faq .faq-group {
    padding: clamp(22px, 2.6vw, 32px);
  }

  .page-faq .faq-q {
    font-size: 1.02rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump a,
  .page-faq .faq-toc__list a,
  .page-faq .faq-q,
  .page-faq .faq-mark::before,
  .page-faq .faq-mark::after {
    transition: none;
  }
}
<<<END>>>