.page-faq {
  --faq-shadow: 8px 8px 0 var(--navy);
  --faq-shadow-sm: 4px 4px 0 var(--navy);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-bottom: 52px;
}

.page-faq .faq-hero-grid {
  display: grid;
  gap: 32px;
  margin-top: 26px;
}

.page-faq .faq-hero-sub {
  margin: 10px 0 16px;
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  line-height: 1.5;
  color: var(--maple);
  font-weight: 600;
  letter-spacing: -.01em;
}

.page-faq .faq-hero-lead .t-display {
  margin: 12px 0 0;
  letter-spacing: -.03em;
}

.page-faq .faq-hero-lead .lede {
  max-width: 48ch;
  color: var(--navy);
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-hero-side {
  border: 2px solid var(--navy);
  background: var(--mist);
  box-shadow: var(--faq-shadow);
  padding: 20px 22px 18px;
}

.page-faq .faq-side-title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-faq .faq-side-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-side-list li + li {
  border-top: 1px solid var(--line);
}

.page-faq .faq-side-list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 4px;
  color: var(--ink);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.5;
  transition: background-color .18s ease, color .18s ease, padding-left .18s ease;
}

.page-faq .faq-side-list a:hover,
.page-faq .faq-side-list a:focus-visible {
  background: var(--maple-soft);
  color: var(--maple);
  padding-left: 12px;
}

.page-faq .faq-side-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--maple);
}

.page-faq .faq-side-foot {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 2px solid var(--navy);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--slate);
}

.page-faq .faq-figure {
  margin: 40px 0 0;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 2px solid var(--navy);
}

.page-faq .faq-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 章节骨架 ---------- */
.page-faq .faq-block {
  border-top: 2px solid var(--navy);
}

.page-faq .faq-block-head {
  display: grid;
  gap: 12px;
  margin-bottom: 30px;
}

.page-faq .faq-block-num {
  margin: 0;
  font-size: 13px;
  letter-spacing: .2em;
  color: var(--maple);
}

.page-faq .faq-block-title {
  margin: 6px 0 0;
}

.page-faq .faq-block-note {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
}

/* ---------- 分栏：图文 + 问答 ---------- */
.page-faq .faq-split {
  display: grid;
  gap: 28px;
}

.page-faq .faq-split-media img {
  display: block;
  width: 100%;
  height: auto;
  border: 2px solid var(--navy);
  box-shadow: var(--faq-shadow-sm);
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-acc {
  border-top: 2px solid var(--navy);
  max-width: 900px;
}

.page-faq .faq-acc--wide {
  max-width: 100%;
}

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

.page-faq .acc-item > summary {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 18px 6px;
  cursor: pointer;
  list-style: none;
  background: transparent;
  transition: background-color .18s ease, color .18s ease;
}

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

.page-faq .acc-item > summary:hover,
.page-faq .acc-item > summary:focus-visible {
  background: var(--maple-soft);
}

.page-faq .acc-index {
  flex: none;
  min-width: 42px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--maple);
}

.page-faq .acc-q {
  flex: 1 1 auto;
  font-size: 1.0625rem;
  line-height: 1.6;
  font-weight: 600;
  letter-spacing: -.005em;
  color: var(--ink);
}

.page-faq .acc-item > summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 1.125rem;
  line-height: 1;
  color: var(--maple);
}

.page-faq .acc-item[open] > summary::after {
  content: "–";
}

.page-faq .acc-body {
  padding: 0 6px 20px 56px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--navy);
}

.page-faq .acc-body p {
  margin: 0;
}

.page-faq .acc-body a {
  color: var(--maple);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .acc-item[open] .acc-body {
  animation: faq-reveal-body .22s ease-out;
}

@keyframes faq-reveal-body {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 联系卡片 ---------- */
.page-faq .faq-contact-grid {
  display: grid;
  gap: 18px;
  margin-bottom: 32px;
}

.page-faq .faq-contact-card {
  border: 2px solid var(--navy);
  background: var(--mist);
  padding: 20px 22px;
  box-shadow: var(--faq-shadow-sm);
}

.page-faq .faq-contact-key {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--slate);
}

.page-faq .faq-contact-val {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 1.0625rem;
  line-height: 1.5;
  color: var(--navy);
  word-break: break-word;
}

.page-faq .faq-contact-val--addr {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
}

.page-faq .faq-contact-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate);
}

.page-faq .faq-acc--contact {
  margin-top: 4px;
}

/* ---------- 版本对照 ---------- */
.page-faq .faq-block--dark .faq-block-title {
  color: var(--mist);
}

.page-faq .faq-block--dark .faq-block-note {
  color: rgba(248, 250, 252, .78);
}

.page-faq .faq-block--dark .faq-block-num {
  color: var(--gold);
}

.page-faq .faq-table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 2px solid var(--navy-deep);
  background: var(--mist);
}

.page-faq .faq-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.7;
}

.page-faq .faq-table-caption {
  text-align: left;
  padding: 14px 18px 0;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--slate);
}

.page-faq .faq-table th {
  text-align: left;
  padding: 16px 18px;
  background: var(--navy);
  color: var(--mist);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  border-right: 1px solid rgba(248, 250, 252, .16);
}

.page-faq .faq-table th:last-child {
  border-right: 0;
}

.page-faq .faq-table td {
  padding: 16px 18px;
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  color: var(--ink);
  vertical-align: top;
}

.page-faq .faq-table td:last-child {
  border-right: 0;
}

.page-faq .faq-table td:first-child {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--maple);
  font-weight: 600;
  white-space: nowrap;
}

.page-faq .faq-table tbody tr:nth-child(even) {
  background: rgba(230, 234, 240, .5);
}

.page-faq .faq-table tbody tr:hover {
  background: var(--maple-soft);
}

.page-faq .faq-compare-foot {
  margin: 22px 0 0;
  max-width: 66ch;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(248, 250, 252, .8);
}

/* ---------- 桌面端栅格 ---------- */
@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(300px, .85fr);
    align-items: start;
    gap: 48px;
  }

  .page-faq .faq-block-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    align-items: end;
    gap: 44px;
    margin-bottom: 38px;
  }

  .page-faq .faq-block-note {
    padding-bottom: 4px;
  }

  .page-faq .faq-split {
    grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr);
    gap: 40px;
    align-items: start;
  }

  .page-faq .faq-split-media {
    position: sticky;
    top: 24px;
  }

  .page-faq .faq-contact-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-block {
    padding-top: 84px;
    padding-bottom: 84px;
  }

  .page-faq .faq-figure {
    margin-top: 52px;
  }
}

/* ---------- 窄屏收口 ---------- */
@media (max-width: 600px) {
  .page-faq .faq-hero-side {
    box-shadow: 5px 5px 0 var(--navy);
    padding: 18px 16px 14px;
  }

  .page-faq .faq-contact-card {
    box-shadow: 3px 3px 0 var(--navy);
    padding: 18px 16px;
  }

  .page-faq .acc-item > summary {
    gap: 10px;
    padding: 16px 4px;
  }

  .page-faq .acc-index {
    min-width: 34px;
  }

  .page-faq .acc-q {
    font-size: 1rem;
  }

  .page-faq .acc-body {
    padding: 0 4px 18px 44px;
  }

  .page-faq .faq-contact-val {
    font-size: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .acc-item[open] .acc-body,
  .page-faq .faq-side-list a,
  .page-faq .acc-item > summary {
    animation: none;
    transition: none;
  }
}
<<<END>>>