.page-faq {
  --faq-idx-w: 232px;
  --faq-gap: clamp(22px, 3.2vw, 44px);
  --faq-sticky: 110px;
  background: var(--warm);
  color: var(--ink);
  padding-bottom: clamp(44px, 7vw, 92px);
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-faq .faq-crumbs {
  padding: 16px 0 6px;
}

/* ---------- 页首标题带 ---------- */
.page-faq .faq-band {
  background: var(--night);
  color: var(--warm);
  border-bottom: 3px solid var(--gold);
  padding: clamp(26px, 4.4vw, 52px) 0 clamp(24px, 3.8vw, 44px);
}

.page-faq .page-band__kicker {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gold);
  margin: 0 0 14px;
}

.page-faq .faq-band h1 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(28px, 5vw, 50px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
  max-width: 22ch;
}

.page-faq .page-band__lead {
  margin: 0;
  max-width: 64ch;
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 1.78;
  color: rgba(246, 241, 231, .84);
}

.page-faq .faq-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}

.page-faq .faq-chips li {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .06em;
  padding: 5px 12px;
  border: 1px solid rgba(201, 162, 75, .55);
  color: var(--gold);
}

/* ---------- 图像 ---------- */
.page-faq .faq-figure {
  margin: clamp(26px, 4vw, 48px) 0 clamp(28px, 4.4vw, 52px);
}

.page-faq .faq-figure--inline {
  margin: clamp(24px, 3.4vw, 38px) 0 clamp(26px, 3.6vw, 40px);
}

.page-faq .faq-figure__frame {
  aspect-ratio: 3 / 2;
  border: var(--border);
  background: var(--sand);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-faq .faq-figure__frame img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-faq .figure-note {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate);
  max-width: 72ch;
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 3.6vw, 44px);
  align-items: start;
}

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

/* ---------- 问题目录 ---------- */
.page-faq .faq-index {
  border: var(--border);
  background: var(--night-2);
  color: var(--warm);
  box-shadow: var(--shadow-hard-sm);
  padding: 18px 14px 16px;
}

.page-faq .faq-index__title {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gold);
  margin: 0 0 14px;
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-index__list a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 10px;
  font-size: 15px;
  line-height: 1.42;
  color: var(--warm);
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: background .18s var(--ease), border-color .18s var(--ease), color .18s var(--ease);
}

.page-faq .faq-index__list a:hover,
.page-faq .faq-index__list a:focus-visible {
  background: rgba(196, 54, 42, .24);
  border-left-color: var(--cinnabar-2);
}

.page-faq .faq-index__num {
  font-family: var(--font-num);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: var(--gold);
  flex: none;
}

.page-faq .faq-index__foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(246, 241, 231, .2);
  font-size: 13px;
  line-height: 1.7;
  color: rgba(246, 241, 231, .7);
}

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

/* ---------- 分组 ---------- */
.page-faq .q-group {
  margin-bottom: clamp(40px, 5.6vw, 72px);
  scroll-margin-top: var(--faq-sticky);
}

.page-faq .q-group:last-of-type {
  margin-bottom: 0;
}

.page-faq .q-group__head {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  border-top: 3px solid var(--night);
  padding-top: 16px;
  margin-bottom: 22px;
}

.page-faq .q-group__num {
  font-family: var(--font-num);
  font-size: clamp(32px, 5.6vw, 54px);
  font-weight: 700;
  line-height: .9;
  letter-spacing: -0.05em;
  font-variant-numeric: tabular-nums;
  color: var(--cinnabar);
  flex: none;
}

.page-faq .q-group__head h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(21px, 2.5vw, 30px);
  line-height: 1.26;
  letter-spacing: -0.01em;
  margin: 0 0 6px;
}

.page-faq .q-group__lead {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--slate);
  max-width: 56ch;
}

/* ---------- 答案卡片 ---------- */
.page-faq .q-list {
  display: grid;
  gap: 16px;
}

.page-faq .faq-card {
  position: relative;
  background: var(--warm);
  border: var(--border);
  box-shadow: var(--shadow-hard-sm);
  padding: 20px 20px 18px 56px;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease);
}

.page-faq .faq-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-card:target {
  border-color: var(--cinnabar);
  box-shadow: var(--shadow-hard), inset 4px 0 0 var(--cinnabar);
}

.page-faq .faq-card__mark {
  position: absolute;
  top: -2px;
  left: -2px;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  background: var(--cinnabar);
  color: var(--warm);
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: .02em;
}

.page-faq .faq-card h3 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(17px, 1.85vw, 20px);
  line-height: 1.5;
  margin: 0 0 10px;
  color: var(--ink);
}

.page-faq .faq-card p {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink);
}

/* ---------- 展开补充 ---------- */
.page-faq .faq-more {
  margin-top: 14px;
  border-top: 1px dashed var(--sand);
  padding-top: 11px;
}

.page-faq .faq-more summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--celadon);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

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

.page-faq .faq-more summary::after {
  content: "＋";
  font-size: 13px;
  line-height: 1;
}

.page-faq .faq-more[open] summary::after {
  content: "－";
}

.page-faq .faq-more summary:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: 3px;
}

.page-faq .faq-more p {
  margin: 9px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--slate);
}

/* ---------- 三步核对 ---------- */
.page-faq .step-track {
  position: relative;
  display: grid;
  gap: 14px;
  margin-bottom: 4px;
}

.page-faq .step-track::before {
  content: "";
  position: absolute;
  left: 24px;
  right: 24px;
  top: 30px;
  height: 2px;
  background: var(--gold);
  opacity: .6;
  display: none;
}

.page-faq .step-node {
  position: relative;
  z-index: 1;
  background: var(--night-2);
  border: var(--border-night);
  color: var(--warm);
  padding: 18px 18px 20px;
  box-shadow: var(--shadow-hard-sm);
}

.page-faq .step-node__idx {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--gold);
  margin-bottom: 10px;
}

.page-faq .step-node h3 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.35;
  margin: 0 0 8px;
  color: var(--warm);
}

.page-faq .step-node p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(246, 241, 231, .82);
}

/* ---------- 联系方式小表 ---------- */
.page-faq .faq-contact {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--sand);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 14px;
  font-size: 15px;
}

.page-faq .faq-contact .contact-key {
  margin: 0;
  color: var(--slate);
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: .04em;
  align-self: center;
}

.page-faq .faq-contact .contact-value {
  margin: 0;
  font-weight: 700;
  color: var(--ink);
  overflow-wrap: anywhere;
}

/* ---------- 返回条 ---------- */
.page-faq .faq-return {
  margin-top: clamp(38px, 5vw, 68px);
  border: var(--border);
  border-left: 8px solid var(--cinnabar);
  background: var(--night);
  color: var(--warm);
  box-shadow: var(--shadow-hard);
  padding: 22px clamp(18px, 3vw, 30px);
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
}

.page-faq .faq-return p {
  margin: 0;
  max-width: 54ch;
  font-size: 16px;
  line-height: 1.72;
  color: rgba(246, 241, 231, .86);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-faq .step-track {
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }

  .page-faq .step-track::before {
    display: block;
  }

  .page-faq .faq-card {
    padding: 22px 24px 20px 62px;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-idx-w) 1fr;
    gap: var(--faq-gap);
  }

  .page-faq .faq-index {
    position: sticky;
    top: var(--faq-sticky);
    padding: 20px 14px 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-card {
    transition: none;
  }

  .page-faq .faq-card:hover {
    transform: none;
  }
}
<<<END>>>