.page-faq {
  --faq-index-w: 220px;
  --faq-line: rgba(176, 122, 58, 0.28);
  background: var(--mist);
  color: var(--ink);
  font-family: var(--font-body);
  padding-bottom: clamp(3rem, 6vw, 5rem);
}

.page-faq .faq-hero {
  padding: clamp(1.8rem, 4vw, 3.2rem) 0 clamp(1.4rem, 3vw, 2.2rem);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.4rem, 3vw, 2.8rem);
  margin-top: 1.1rem;
}

.page-faq .faq-hero__main .page-title {
  margin: 0.45rem 0 0.9rem;
  line-height: 1.18;
}

.page-faq .faq-hero__main .lede {
  max-width: 48ch;
  color: var(--ink);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 1.4rem;
  margin-top: 1.3rem;
  font-size: 0.88rem;
}

.page-faq .faq-hero__meta .muted {
  color: var(--steel);
}

.page-faq .faq-quick {
  align-self: start;
  background: var(--paper);
  border: var(--hair);
  border-left: 3px solid var(--copper);
  border-radius: 4px 14px 14px 4px;
  padding: 1.1rem 1.2rem 1.2rem;
  box-shadow: 0 14px 36px -28px rgba(38, 35, 33, 0.7);
}

.page-faq .faq-quick__label {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--steel);
}

.page-faq .faq-quick__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.page-faq .faq-quick__list a {
  display: block;
  padding-bottom: 0.42rem;
  border-bottom: 1px dotted rgba(38, 35, 33, 0.24);
  color: var(--ink);
  font-size: 0.93rem;
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

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

.page-faq .faq-banner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.page-faq .faq-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 12px;
  border: var(--hair-soft);
}

.page-faq .faq-body {
  margin-top: clamp(1.8rem, 4vw, 3rem);
}

.page-faq .faq-tip {
  margin: 0 0 clamp(1.6rem, 3vw, 2.4rem);
  padding: 0.85rem 1.1rem;
  background: var(--lake-soft);
  border-left: 3px solid var(--lake);
  border-radius: 0 10px 10px 0;
  font-size: 0.93rem;
  line-height: 1.7;
  color: var(--ink);
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.4rem, 3vw, 2.6rem);
}

/* 索引栏：窄屏横滑 */
.page-faq .faq-index__title {
  margin: 0 0 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--steel);
}

.page-faq .faq-index__list {
  display: flex;
  gap: 0.45rem;
  margin: 0;
  padding: 0 0 0.5rem;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-index__list li {
  flex: 0 0 auto;
}

.page-faq .faq-index__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
  padding: 0.42rem 0.7rem;
  border: var(--hair-soft);
  border-radius: 999px;
  background: var(--paper);
  color: var(--ink);
  font-size: 0.85rem;
  text-decoration: none;
  white-space: nowrap;
}

.page-faq .faq-index__list a:hover {
  border-color: var(--lake);
  color: var(--lake);
}

.page-faq .faq-index__no {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--copper);
}

.page-faq .faq-index__batch {
  display: none;
}

/* 问答流 */
.page-faq .faq-stream {
  position: relative;
  max-width: 44rem;
}

.page-faq .faq-group {
  position: relative;
  margin-bottom: clamp(1.7rem, 3.4vw, 2.8rem);
  scroll-margin-top: 104px;
}

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

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  margin-bottom: 0.15rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid rgba(38, 35, 33, 0.18);
}

.page-faq .faq-group__no {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  color: var(--copper);
}

.page-faq .faq-group__head .section-title {
  margin: 0;
  font-size: clamp(1.12rem, 2.4vw, 1.42rem);
}

/* 折叠问答 */
.page-faq .qa {
  border-bottom: var(--hair-soft);
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  padding: 1rem 0.2rem 1rem 0;
  list-style: none;
  cursor: pointer;
}

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

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

.page-faq .qa__title {
  margin: 0;
  font-family: var(--font-title);
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink);
  transition: color 0.2s var(--ease);
}

.page-faq .qa__q::after {
  content: "+";
  margin-left: auto;
  padding-left: 0.6rem;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1.2;
  color: var(--copper);
}

.page-faq .qa[open] .qa__q::after {
  content: "−";
}

.page-faq .qa[open] .qa__title,
.page-faq .qa__q:hover .qa__title {
  color: var(--soil);
}

.page-faq .qa__a {
  padding: 0 0 1.25rem 0;
  animation: faq-slide 0.28s var(--ease);
}

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

.page-faq .qa__a p {
  margin: 0 0 0.7rem;
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--ink);
}

.page-faq .qa__a ul {
  margin: 0 0 0.8rem;
  padding-left: 1.05rem;
  list-style: none;
}

.page-faq .qa__a ul li {
  position: relative;
  margin-bottom: 0.42rem;
  padding-left: 0.2rem;
  font-size: 0.94rem;
  line-height: 1.75;
}

.page-faq .qa__a ul li::before {
  content: "";
  position: absolute;
  left: -0.95rem;
  top: 0.62em;
  width: 6px;
  height: 6px;
  background: var(--copper);
  border-radius: 1px;
}

.page-faq .qa__a strong {
  color: var(--soil-deep);
  font-weight: 600;
}

.page-faq .qa__next {
  margin: 0.4rem 0 0;
  font-size: 0.88rem;
}

.page-faq .qa__next a {
  color: var(--lake);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .qa__next a:hover {
  color: var(--cyan);
}

.page-faq .faq-figure {
  margin: 1.3rem 0 0;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 26rem;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 10px;
  border: var(--hair-soft);
}

.page-faq .faq-figure figcaption {
  margin-top: 0.55rem;
  max-width: 26rem;
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--steel);
}

/* 底部行动区 */
.page-faq .faq-cta {
  margin-top: clamp(2.4rem, 5vw, 4rem);
}

.page-faq .faq-cta__inner {
  display: grid;
  gap: 1.1rem;
  padding: clamp(1.4rem, 3vw, 2.2rem);
  background: var(--lake-soft);
  border-top: 3px solid var(--lake);
  border-radius: 0 0 14px 14px;
}

.page-faq .faq-cta__text .section-title {
  margin: 0 0 0.5rem;
  font-size: clamp(1.15rem, 2.6vw, 1.5rem);
}

.page-faq .faq-cta__text p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--ink);
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

@media (min-width: 720px) {
  .page-faq .faq-banner img {
    aspect-ratio: 8 / 3;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-layout {
    grid-template-columns: var(--faq-index-w) minmax(0, 1fr);
    gap: clamp(1.8rem, 3.6vw, 3.2rem);
  }

  .page-faq .faq-index {
    position: sticky;
    top: 96px;
    align-self: start;
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
    border-left: 1px solid var(--faq-line);
  }

  .page-faq .faq-index__list li {
    flex: initial;
  }

  .page-faq .faq-index__list a {
    display: flex;
    width: 100%;
    border: 0;
    border-radius: 0;
    background: transparent;
    padding: 0.5rem 0 0.5rem 0.9rem;
    margin-left: -1px;
    border-left: 2px solid transparent;
    font-size: 0.9rem;
  }

  .page-faq .faq-index__list a:hover {
    border-left-color: var(--copper);
    color: var(--soil);
  }

  .page-faq .faq-index__batch {
    display: block;
    margin-top: 1.3rem;
    padding-top: 1rem;
    border-top: var(--hair-soft);
  }

  .page-faq .faq-index__batch .muted {
    margin: 0.5rem 0 0;
    font-size: 0.78rem;
    line-height: 1.65;
    color: var(--steel);
  }

  .page-faq .faq-stream::before {
    content: "";
    position: absolute;
    left: -1.35rem;
    top: 0.5rem;
    bottom: 0.5rem;
    width: 1px;
    background: linear-gradient(to bottom, var(--copper), var(--faq-line) 55%, rgba(176, 122, 58, 0));
  }

  .page-faq .faq-group::before {
    content: "";
    position: absolute;
    left: calc(-1.35rem - 3px);
    top: 0.62rem;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--paper);
    border: 2px solid var(--copper);
  }

  .page-faq .faq-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 1.6rem;
  }

  .page-faq .faq-cta__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-hero__grid {
    gap: 3.4rem;
  }

  .page-faq .faq-stream {
    max-width: 46rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa__a {
    animation: none;
  }
}
<<<END>>>