.page-faq {
  --faq-rule: rgba(201, 162, 39, 0.42);
  --faq-hair: rgba(31, 58, 61, 0.14);
  --faq-muted: rgba(31, 58, 61, 0.78);
  background-color: var(--paper);
  color: var(--ink);
  padding-bottom: 88px;
}

/* 面包屑 */
.page-faq .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 20px 0 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--ochre);
}
.page-faq .breadcrumb-list a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}
.page-faq .breadcrumb-list a:hover,
.page-faq .breadcrumb-list a:focus-visible {
  color: var(--cinnabar);
  border-bottom-color: var(--gold);
}
.page-faq .breadcrumb-list li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(31, 58, 61, 0.35);
}

/* 门厅块 */
.page-faq .faq-hero {
  display: grid;
  gap: 26px;
  padding: 26px 0 4px;
}
.page-faq .faq-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ochre);
}
.page-faq .faq-kicker::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--cinnabar);
  transform: rotate(45deg);
}
.page-faq .faq-title {
  margin: 14px 0 16px;
  font-family: var(--font-display);
  font-size: clamp(30px, 7.4vw, 56px);
  font-weight: 600;
  line-height: 1.24;
  letter-spacing: 0.05em;
  color: var(--ink);
}
.page-faq .faq-lede {
  margin: 0;
  max-width: 33em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--faq-muted);
}
.page-faq .faq-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}
.page-faq .faq-hero-figure {
  margin: 0;
}
.page-faq .faq-hero-figure .img-frame {
  overflow: hidden;
  border: 1px solid var(--faq-rule);
  border-radius: 96px 20px 20px 20px;
  background: var(--paper-2);
}
.page-faq .faq-hero-figure img,
.page-faq .faq-device-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-faq .faq-caption {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--ochre);
}

/* 常用入口 */
.page-faq .faq-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin: 30px 0 8px;
  padding: 16px 0;
  border-top: 1px solid var(--faq-rule);
  border-bottom: 1px solid var(--faq-rule);
}
.page-faq .faq-links a {
  position: relative;
  padding-bottom: 2px;
  font-size: 14.5px;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 162, 39, 0.55);
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}
.page-faq .faq-links a:hover,
.page-faq .faq-links a:focus-visible {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}

/* 两栏骨架 */
.page-faq .faq-layout {
  display: grid;
  gap: 40px;
  padding: 36px 0 0;
}

/* 左侧粘性目录 */
.page-faq .faq-rail {
  align-self: start;
  padding: 4px 0 0;
}
.page-faq .faq-rail-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 0.1em;
  color: var(--lacquer);
}
.page-faq .faq-rail-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  border-top: 1px solid var(--faq-rule);
}
.page-faq .faq-rail-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 4px;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--faq-hair);
  transition: color 160ms var(--ease), padding-left 160ms var(--ease), background-color 160ms var(--ease);
}
.page-faq .faq-rail-list a:hover,
.page-faq .faq-rail-list a:focus-visible {
  color: var(--cinnabar);
  padding-left: 12px;
  background-color: rgba(234, 223, 207, 0.5);
}
.page-faq .faq-no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--gold);
}
.page-faq .faq-rail-note {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.75;
  letter-spacing: 0.04em;
  color: var(--ochre);
}

/* 问答分组 */
.page-faq .faq-group {
  margin-bottom: 56px;
  scroll-margin-top: 96px;
}
.page-faq .faq-group:last-child {
  margin-bottom: 0;
}
.page-faq .faq-group-head {
  padding: 0 0 16px;
  border-bottom: 2px solid var(--cinnabar);
  margin-bottom: 6px;
}
.page-faq .faq-gkicker {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--ochre);
}
.page-faq .faq-gtitle {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(24px, 5.4vw, 32px);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: 0.06em;
  color: var(--lacquer);
}
.page-faq .faq-gdesc {
  margin: 0;
  max-width: 36em;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--faq-muted);
}

/* 折叠条目 */
.page-faq .faq-item {
  border-left: 3px solid transparent;
  border-bottom: 1px solid var(--faq-rule);
  transition: border-left-color 160ms var(--ease), background-color 160ms var(--ease);
}
.page-faq .faq-item[open] {
  border-left-color: var(--cinnabar);
  background-color: rgba(234, 223, 207, 0.42);
}
.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 14px 16px 14px;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--ink);
}
.page-faq .faq-item summary::-webkit-details-marker {
  display: none;
}
.page-faq .faq-item summary::marker {
  content: "";
}
.page-faq .faq-item summary::after {
  content: "＋";
  flex: none;
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.5;
  color: var(--gold);
  transition: color 160ms var(--ease);
}
.page-faq .faq-item[open] summary::after {
  content: "－";
  color: var(--cinnabar);
}
.page-faq .faq-item summary:hover .faq-q,
.page-faq .faq-item summary:focus-visible .faq-q {
  color: var(--cinnabar);
}
.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}
.page-faq .faq-qno {
  flex: none;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--gold);
}
.page-faq .faq-q {
  flex: 1 1 auto;
  min-width: 0;
  font-weight: 500;
  transition: color 160ms var(--ease);
}

/* 答案区 */
.page-faq .faq-a {
  padding: 0 16px 20px 33px;
}
.page-faq .faq-para {
  margin: 0;
  max-width: 40em;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--faq-muted);
}
.page-faq .faq-steps {
  list-style: none;
  counter-reset: faq-step;
  margin: 0 0 12px;
  padding: 0;
  max-width: 40em;
}
.page-faq .faq-steps li {
  counter-increment: faq-step;
  position: relative;
  padding-left: 30px;
  margin-bottom: 7px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--faq-muted);
}
.page-faq .faq-steps li::before {
  content: counter(faq-step);
  position: absolute;
  left: 0;
  top: 2px;
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cinnabar);
  border: 1px solid rgba(183, 40, 46, 0.45);
  border-radius: 50%;
}
.page-faq .faq-hint {
  margin: 0;
  padding-left: 10px;
  max-width: 40em;
  border-left: 2px solid var(--gold-light);
  font-size: 13px;
  line-height: 1.8;
  color: var(--ochre);
}

/* 设备章节配图 */
.page-faq .faq-device-figure {
  margin: 26px 0 8px;
  max-width: 340px;
}
.page-faq .faq-device-figure .img-frame {
  overflow: hidden;
  border: 1px solid var(--faq-rule);
  border-radius: 20px 20px 20px 20px;
  background: var(--lacquer);
}
.page-faq .faq-device-figure .img-frame img {
  aspect-ratio: 1 / 1;
}

/* 联系收束块 */
.page-faq .faq-group--help .faq-contact {
  margin-top: 24px;
  padding: 22px 20px;
  border: 1px solid var(--faq-rule);
  border-radius: 18px 18px 18px 4px;
  background: linear-gradient(140deg, rgba(232, 206, 134, 0.24), rgba(247, 241, 230, 0.9) 62%);
}
.page-faq .faq-contact-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--cinnabar);
}
.page-faq .faq-contact-line {
  margin: 0 0 6px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}
.page-faq .faq-contact-line a {
  color: var(--lacquer);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}
.page-faq .faq-contact-line a:hover,
.page-faq .faq-contact-line a:focus-visible {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}
.page-faq .faq-contact-note {
  margin: 10px 0 18px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--faq-muted);
}
.page-faq .faq-contact .btn {
  display: inline-block;
}

/* 平板与桌面 */
@media (min-width: 720px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 44px;
    align-items: end;
  }
  .page-faq .faq-lede {
    font-size: 17px;
  }
  .page-faq .faq-item summary {
    padding: 18px 20px;
    font-size: 16.5px;
  }
  .page-faq .faq-a {
    padding: 0 26px 24px 48px;
  }
  .page-faq .faq-device-figure {
    margin-left: auto;
    margin-right: 0;
  }
  .page-faq .faq-contact {
    padding: 26px 28px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 56px;
  }
  .page-faq .faq-rail {
    position: sticky;
    top: 96px;
    padding-right: 8px;
    border-right: 1px solid var(--faq-rule);
  }
  .page-faq .faq-group {
    margin-bottom: 72px;
  }
  .page-faq .faq-hero {
    padding-top: 40px;
  }
}

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