.page-faq {
  --faq-rule: 3px solid var(--gold);
  background: var(--ink-green);
  color: var(--paper-white);
}

/* 面包屑 */
.page-faq .faq-breadcrumb {
  padding-top: clamp(0.9rem, 3vw, 1.5rem);
}
.page-faq .faq-breadcrumb .breadcrumb__link,
.page-faq .faq-breadcrumb .breadcrumb__current {
  color: var(--paper-yellow);
}
.page-faq .faq-breadcrumb .breadcrumb__sep {
  color: var(--copper);
}

/* 首屏 */
.page-faq .faq-hero {
  padding: clamp(1.4rem, 4vw, 2.6rem) 0 clamp(1.6rem, 4vw, 2.6rem);
  border-bottom: 1px solid var(--copper);
}
.page-faq .faq-hero .eyebrow {
  color: var(--gold);
}
.page-faq .faq-hero h1 {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: var(--step-h1);
  line-height: 1.16;
  letter-spacing: 0.02em;
  margin: 0.7rem 0 1rem;
  max-width: 22ch;
  color: var(--paper-white);
}
.page-faq .faq-hero__lede {
  margin: 0;
  max-width: 64ch;
  font-size: var(--step-body);
  line-height: 1.8;
  color: var(--paper-yellow);
}
.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.4rem;
}
.page-faq .faq-facts {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.8rem 1.4rem;
  margin: 1.8rem 0 0;
  padding-top: 1rem;
  border-top: 1px dashed var(--copper);
}
@media (min-width: 600px) {
  .page-faq .faq-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
.page-faq .faq-fact {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.page-faq .faq-fact__val {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--gold);
}
.page-faq .faq-fact__key {
  font-size: var(--step-mini);
  letter-spacing: 0.08em;
  color: var(--grey-green);
}

/* 目录轴 + 问答卷宗 */
.page-faq .faq-main__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.2rem, 3vw, 2rem);
  padding: clamp(1.6rem, 4vw, 2.8rem) 0;
}
.page-faq .faq-index__title {
  margin: 0 0 0.6rem;
  font-size: var(--step-mini);
  letter-spacing: 0.18em;
  color: var(--gold);
}
.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.8rem;
}
.page-faq .faq-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.45rem;
  padding: 0.35rem 0.6rem 0.35rem 0.55rem;
  border-left: 2px solid var(--copper);
  font-size: var(--step-small);
  color: var(--paper-yellow);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}
.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  border-left-color: var(--cinnabar);
  color: var(--paper-white);
}
.page-faq .faq-index__num {
  font-size: var(--step-mini);
  letter-spacing: 0.1em;
  color: var(--gold);
}
.page-faq .faq-content > .filter-bar {
  margin-bottom: 1.1rem;
}

.page-faq .faq-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-faq .faq-item {
  border-top: var(--faq-rule);
}
.page-faq .faq-item:last-child {
  border-bottom: var(--faq-rule);
}
.page-faq .faq-summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.75rem;
  padding: 1.05rem 0.2rem;
  transition: background-color 0.2s var(--ease);
}
.page-faq .faq-summary::-webkit-details-marker {
  display: none;
}
.page-faq .faq-summary:hover {
  background: rgba(198, 161, 91, 0.08);
}
.page-faq .faq-summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}
.page-faq .faq-num {
  font-family: var(--font-mono);
  font-size: var(--step-mini);
  letter-spacing: 0.1em;
  color: var(--gold);
}
.page-faq .faq-question {
  font-family: var(--font-sans);
  font-size: 1.02rem;
  font-weight: 500;
  line-height: 1.6;
  color: var(--paper-white);
}
.page-faq .faq-toggle {
  position: relative;
  flex: none;
  width: 20px;
  height: 20px;
  border: 2px solid var(--gold);
}
.page-faq .faq-toggle::before,
.page-faq .faq-toggle::after {
  content: "";
  position: absolute;
  background: var(--gold);
  transition: opacity 0.2s var(--ease);
}
.page-faq .faq-toggle::before {
  top: 50%;
  left: 3px;
  right: 3px;
  height: 2px;
  transform: translateY(-50%);
}
.page-faq .faq-toggle::after {
  left: 50%;
  top: 3px;
  bottom: 3px;
  width: 2px;
  transform: translateX(-50%);
}
.page-faq .faq-details[open] .faq-toggle::after {
  opacity: 0;
}
.page-faq .faq-details[open] .faq-question {
  color: var(--gold-soft);
}
.page-faq .faq-answer {
  background: var(--paper-yellow);
  color: var(--ink-black);
  border-left: 5px solid var(--cinnabar);
  padding: 1rem 1.05rem 1.15rem;
  margin: 0 0 1.3rem;
  box-shadow: var(--shadow-soft);
}
.page-faq .faq-answer p {
  margin: 0 0 0.7rem;
  font-size: 0.95rem;
  line-height: 1.78;
}
.page-faq .faq-answer p:last-child {
  margin-bottom: 0;
}
.page-faq .faq-answer ul {
  margin: 0.3rem 0 0.85rem;
  padding-left: 1.1rem;
}
.page-faq .faq-answer li {
  margin-bottom: 0.3rem;
  line-height: 1.7;
}
.page-faq .faq-answer a {
  color: var(--cinnabar-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-faq .faq-answer a:hover,
.page-faq .faq-answer a:focus-visible {
  color: var(--cinnabar);
}

/* 迁移场景图 */
.page-faq .faq-figure {
  margin: clamp(1.4rem, 4vw, 2.4rem) 0;
}
.page-faq .faq-figure__cap {
  margin-top: 0.7rem;
  font-size: var(--step-mini);
  line-height: 1.65;
  color: var(--grey-green);
}

/* 三步操作 */
.page-faq .faq-steps {
  background: var(--paper-yellow);
  color: var(--ink-black);
  padding: clamp(2rem, 5vw, 3.4rem) 0;
  border-top: 4px solid var(--ink-green-deep);
  border-bottom: 4px solid var(--ink-green-deep);
}
.page-faq .faq-steps__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.2rem, 3vw, 1.8rem);
}
.page-faq .faq-steps .eyebrow {
  color: var(--cinnabar);
}
.page-faq .faq-steps__intro h2 {
  margin: 0.5rem 0 0.8rem;
  font-family: var(--font-serif);
  font-size: var(--step-h2);
  line-height: 1.22;
  max-width: 26ch;
  color: var(--ink-green-deep);
}
.page-faq .faq-steps__intro p {
  margin: 0;
  max-width: 58ch;
  line-height: 1.78;
  color: var(--ink-black);
}
.page-faq .faq-steps__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
}
.page-faq .faq-step {
  background: var(--paper-white);
  border: 2px solid var(--ink-green-deep);
  box-shadow: var(--shadow-hard);
  padding: 1.1rem 1.1rem 1.2rem;
}
.page-faq .faq-step__num {
  display: inline-block;
  margin-bottom: 0.6rem;
  padding: 0.18rem 0.45rem;
  font-family: var(--font-mono);
  font-size: var(--step-mini);
  letter-spacing: 0.12em;
  color: var(--paper-white);
  background: var(--ink-green);
}
.page-faq .faq-step h3 {
  margin: 0 0 0.45rem;
  font-family: var(--font-serif);
  font-size: var(--step-h3);
  color: var(--ink-green-deep);
}
.page-faq .faq-step p {
  margin: 0;
  font-size: var(--step-small);
  line-height: 1.75;
  color: var(--ink-black);
}
.page-faq .faq-steps__figure {
  margin: 0;
}
.page-faq .faq-steps__cap {
  margin-top: 0.6rem;
  font-size: var(--step-mini);
  line-height: 1.6;
  color: var(--copper);
}

/* 咨询支持 */
.page-faq .faq-support {
  padding: clamp(2rem, 6vw, 3.6rem) 0;
}
.page-faq .faq-support__panel {
  padding: clamp(1.3rem, 3.5vw, 2.2rem);
  border-top: 6px solid var(--cinnabar);
}
.page-faq .faq-support__head h2 {
  margin: 0.4rem 0 0.7rem;
  font-family: var(--font-serif);
  font-size: var(--step-h2);
  line-height: 1.24;
  color: var(--ink-green-deep);
}
.page-faq .faq-support__head p {
  margin: 0 0 1.1rem;
  max-width: 56ch;
  line-height: 1.78;
  color: var(--ink-black);
}
.page-faq .faq-support__list {
  list-style: none;
  margin: 0 0 1.3rem;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}
.page-faq .faq-support__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.3rem 0.9rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px dashed var(--muted);
}
.page-faq .faq-support__label {
  min-width: 5.5em;
  font-size: var(--step-mini);
  letter-spacing: 0.1em;
  color: var(--copper);
}
.page-faq .faq-support__val {
  font-family: var(--font-mono);
  font-size: var(--step-small);
  color: var(--ink-black);
  overflow-wrap: anywhere;
}

/* 桌面布局 */
@media (min-width: 900px) {
  .page-faq .faq-main__grid {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: clamp(1.6rem, 4vw, 3rem);
  }
  .page-faq .faq-index {
    position: sticky;
    top: 1.2rem;
    align-self: start;
  }
  .page-faq .faq-index__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0.15rem;
  }
  .page-faq .faq-index__link {
    width: 100%;
  }
  .page-faq .faq-hero h1 {
    font-size: var(--step-display);
    font-size: clamp(2.2rem, 4.4vw, 3.6rem);
  }
}

@media (min-width: 860px) {
  .page-faq .faq-steps__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-faq .faq-steps__intro,
  .page-faq .faq-steps__list,
  .page-faq .faq-steps__figure {
    grid-column: 1 / -1;
  }
  .page-faq .faq-steps__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

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