.page-faq {
  --faq-line-soft: rgba(111, 122, 100, 0.45);
  --faq-shadow-soft: 4px 4px 0 rgba(31, 42, 36, 0.13);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  overflow-x: hidden;
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(2.25rem, 6vw, 4.75rem) 0 clamp(2.25rem, 5vw, 3.75rem);
  background: var(--paper);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(111, 122, 100, 0.16) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(111, 122, 100, 0.16) 1px, transparent 1px);
  background-size: 34px 34px;
  -webkit-mask-image: linear-gradient(to bottom, #000, transparent 82%);
  mask-image: linear-gradient(to bottom, #000, transparent 82%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  top: -12%;
  right: -14%;
  width: min(52%, 540px);
  height: 128%;
  background: var(--paper-2);
  transform: skewX(-9deg);
  opacity: 0.9;
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.75rem, 5vw, 3rem);
  align-items: center;
}

.page-faq .faq-hero__text {
  min-width: 0;
}

.page-faq h1 {
  margin: 0.85rem 0 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.95rem, 5.4vw, 3.35rem);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-faq .faq-hero__lead {
  margin: 1.05rem 0 0;
  max-width: 36em;
  font-size: clamp(0.98rem, 1.6vw, 1.08rem);
  line-height: 1.85;
  color: rgba(31, 42, 36, 0.86);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.9rem;
  margin: 1.6rem 0 0;
  padding: 1.05rem 0 0;
  list-style: none;
  border-top: 1px solid var(--faq-line-soft);
}

.page-faq .faq-hero__meta li {
  display: flex;
  flex-direction: column;
  gap: 0.18rem;
}

.page-faq .faq-meta-num {
  font-family: var(--mono);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--gold-deep);
  line-height: 1.1;
}

.page-faq .faq-meta-label {
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: rgba(31, 42, 36, 0.66);
}

.page-faq .faq-hero__media {
  margin: 0;
  border: 2px solid var(--ink);
  background: var(--paper-2);
  box-shadow: var(--shadow);
}

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

.page-faq .faq-hero__media figcaption {
  padding: 0.55rem 0.85rem;
  border-top: 2px solid var(--ink);
  background: var(--paper);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--gold-deep);
}

/* 主体布局 */
.page-faq .faq-layout {
  padding: clamp(2.25rem, 5vw, 3.75rem) 0 clamp(2.75rem, 6vw, 4.5rem);
}

.page-faq .faq-main {
  min-width: 0;
}

/* 侧边索引 */
.page-faq .faq-index {
  margin-bottom: 1.75rem;
}

.page-faq .faq-index__title {
  margin: 0 0 0.65rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--gold-deep);
}

.page-faq .faq-index ol {
  display: flex;
  gap: 0.45rem;
  margin: 0;
  padding: 0 0 0.5rem;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

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

.page-faq .faq-index a {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.42rem 0.7rem;
  border: 1px solid var(--faq-line-soft);
  background: var(--paper);
  color: var(--ink);
  font-size: 0.82rem;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.18s ease, border-color 0.18s ease;
}

.page-faq .faq-index a:hover {
  background: var(--paper-2);
}

.page-faq .faq-idx-num {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--gold-deep);
}

.page-faq .faq-index a.is-current {
  border-color: var(--brick);
  background: var(--highlight);
}

.page-faq .faq-index a.is-current .faq-idx-num {
  color: var(--brick);
}

/* 章节 */
.page-faq .faq-block {
  scroll-margin-top: 5.5rem;
  padding-top: 1.4rem;
  margin-bottom: clamp(1.9rem, 4.5vw, 2.9rem);
  border-top: 2px solid var(--ink);
}

.page-faq .faq-block__head {
  display: flex;
  align-items: flex-start;
  gap: clamp(0.7rem, 2vw, 1.25rem);
  margin-bottom: 0.7rem;
}

.page-faq .faq-block__num {
  flex: none;
  font-family: var(--mono);
  font-size: clamp(1.85rem, 4.6vw, 2.75rem);
  font-weight: 600;
  line-height: 1;
  color: var(--gold-deep);
}

.page-faq .faq-block h2 {
  margin: 0.1rem 0 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.25rem, 2.8vw, 1.85rem);
  line-height: 1.35;
  color: var(--ink);
}

.page-faq .faq-block__lead {
  margin: 0 0 1.2rem;
  max-width: 40em;
  font-size: 0.93rem;
  line-height: 1.8;
  color: rgba(31, 42, 36, 0.76);
}

/* 章节配图 */
.page-faq .faq-figure {
  margin: 0 0 1.25rem;
  border: 2px solid var(--ink);
  background: var(--paper-2);
  box-shadow: var(--shadow);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  padding: 0.5rem 0.85rem;
  border-top: 2px solid var(--ink);
  background: var(--paper);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--gold-deep);
}

/* 问答条目 */
.page-faq .faq-item {
  border: 2px solid var(--ink);
  background: var(--paper);
  box-shadow: var(--faq-shadow-soft);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.page-faq .faq-item + .faq-item {
  margin-top: 0.8rem;
}

.page-faq .faq-item[open] {
  box-shadow: 5px 5px 0 rgba(166, 75, 53, 0.2);
}

.page-faq .faq-item summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.7rem;
  align-items: start;
  padding: 0.92rem 1rem;
  cursor: pointer;
  list-style: none;
  transition: background 0.18s ease;
}

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

.page-faq .faq-item summary:hover {
  background: var(--paper-2);
}

.page-faq .faq-q-num {
  padding-top: 0.22rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--brick);
}

.page-faq .faq-q-text {
  font-size: clamp(0.96rem, 1.6vw, 1.04rem);
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink);
}

.page-faq .faq-q-mark {
  position: relative;
  width: 1.05rem;
  height: 1.05rem;
  margin-top: 0.28rem;
}

.page-faq .faq-q-mark::before,
.page-faq .faq-q-mark::after {
  content: "";
  position: absolute;
  background: var(--ink);
}

.page-faq .faq-q-mark::before {
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  transform: translateY(-50%);
}

.page-faq .faq-q-mark::after {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  transform: translateX(-50%);
  transition: transform 0.2s ease;
}

.page-faq .faq-item[open] .faq-q-mark::after {
  transform: translateX(-50%) rotate(90deg) scaleY(0);
}

.page-faq .faq-a {
  margin: 0 1rem 1.05rem;
  padding-top: 0.85rem;
  border-top: 1px dashed var(--faq-line-soft);
  font-size: 0.94rem;
  line-height: 1.85;
  color: rgba(31, 42, 36, 0.86);
}

.page-faq .faq-a p {
  margin: 0 0 0.7rem;
}

.page-faq .faq-a p:last-of-type {
  margin-bottom: 0.85rem;
}

/* 下一步标签 */
.page-faq .faq-next {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.4rem 0.8rem;
  border: 1.5px solid var(--gold-deep);
  background: var(--paper-2);
  color: var(--ink);
  font-size: 0.83rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.page-faq .faq-next::after {
  content: "→";
  font-family: var(--mono);
  color: var(--brick);
}

.page-faq .faq-next:hover {
  border-color: var(--brick);
  background: var(--highlight);
  color: var(--brick);
}

/* 底部联络区 */
.page-faq .faq-help {
  background: var(--ink-green);
  color: var(--paper);
  padding: clamp(2rem, 5vw, 3.4rem) 0;
  border-top: 4px solid var(--gold);
}

.page-faq .faq-help__inner {
  display: grid;
  gap: 1.5rem;
  align-items: start;
}

.page-faq .faq-help h2 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.35rem, 3vw, 2rem);
  line-height: 1.35;
  color: var(--paper);
}

.page-faq .faq-help p {
  margin: 0.7rem 0 0;
  max-width: 34em;
  font-size: 0.95rem;
  line-height: 1.8;
  color: rgba(247, 241, 227, 0.82);
}

.page-faq .faq-help__facts {
  display: grid;
  gap: 0.7rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-help__facts li {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid rgba(201, 164, 92, 0.4);
}

.page-faq .faq-help__label {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-faq .faq-help__value {
  font-family: var(--mono);
  font-size: 0.95rem;
  color: var(--paper);
  word-break: break-word;
}

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

.page-faq .faq-help__cta {
  display: inline-flex;
  align-items: center;
  padding: 0.72rem 1.15rem;
  border: 2px solid var(--brick);
  background: var(--brick);
  color: var(--paper);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-faq .faq-help__cta:hover {
  background: var(--highlight);
  border-color: var(--highlight);
  color: var(--ink);
}

.page-faq .faq-help__cta--ghost {
  background: transparent;
  border-color: var(--gold);
  color: var(--paper);
}

.page-faq .faq-help__cta--ghost:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}

/* 响应式 */
@media (min-width: 720px) {
  .page-faq .faq-help__inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 1.75rem 2.5rem;
  }

  .page-faq .faq-help__actions {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    display: grid;
    grid-template-columns: 216px minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 3.25rem);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 5.5rem;
    margin-bottom: 0;
  }

  .page-faq .faq-index ol {
    display: block;
    overflow: visible;
    padding-bottom: 0;
    border-left: 1px solid var(--faq-line-soft);
  }

  .page-faq .faq-index li {
    margin-bottom: 0.1rem;
  }

  .page-faq .faq-index a {
    padding: 0.5rem 0.7rem 0.5rem 0.9rem;
    border: 0;
    border-left: 3px solid transparent;
    background: transparent;
    white-space: normal;
    line-height: 1.5;
  }

  .page-faq .faq-index a.is-current {
    border-left-color: var(--brick);
    background: var(--highlight);
  }

  .page-faq .faq-help__inner {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.85fr) auto;
    align-items: center;
  }

  .page-faq .faq-help__actions {
    grid-column: auto;
    flex-direction: column;
    align-items: stretch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-index a,
  .page-faq .faq-next,
  .page-faq .faq-q-mark::after,
  .page-faq .faq-help__cta {
    transition: none;
  }
}
<<<END>>>