.page-faq {
  background: var(--nm-deep);
  color: var(--nm-frost);
  padding: clamp(18px, 4vw, 40px) 0 clamp(56px, 8vw, 104px);
}

/* ---------- 面包屑 ---------- */
.page-faq .faq-crumb {
  margin-bottom: clamp(18px, 3vw, 30px);
}
.page-faq .faq-crumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--nm-rock);
}
.page-faq .faq-crumb li + li::before {
  content: "/";
  margin-right: 0.45rem;
  color: var(--nm-polar);
}
.page-faq .faq-crumb a {
  color: var(--nm-ice);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-fast) var(--ease);
}
.page-faq .faq-crumb a:hover,
.page-faq .faq-crumb a:focus-visible {
  border-bottom-color: var(--nm-ice);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(22px, 4vw, 44px) clamp(16px, 3vw, 38px) clamp(24px, 3.5vw, 40px);
  border: 1px solid var(--nm-line-soft);
  border-radius: 2px;
  background:
    linear-gradient(var(--nm-grid-line) 1px, transparent 1px) 0 0 / 100% 8px,
    linear-gradient(90deg, var(--nm-grid-line) 1px, transparent 1px) 0 0 / 8px 100%,
    var(--nm-sea);
  overflow: hidden;
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--nm-maple), var(--nm-copper) 45%, var(--nm-ice));
  opacity: 0.9;
}
.page-faq .faq-hero h1 {
  margin: 0.55rem 0 0.9rem;
  max-width: 20ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.85rem, 5vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--nm-snow);
}
.page-faq .faq-hero .lede {
  margin: 0 0 1.5rem;
  max-width: 62ch;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--nm-frost);
}
.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(12px, 3vw, 34px);
  margin: 0 0 1.7rem;
  padding: 0;
  list-style: none;
}
.page-faq .faq-hero__stats li {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding-left: 0.7rem;
  border-left: 2px solid var(--nm-maple);
}
.page-faq .faq-hero__stats li:nth-child(2) {
  border-left-color: var(--nm-ice);
}
.page-faq .faq-hero__stats li:nth-child(3) {
  border-left-color: var(--nm-copper);
}
.page-faq .faq-hero__stats strong {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  line-height: 1.1;
  color: var(--nm-snow);
}
.page-faq .faq-hero__stats span {
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  color: var(--nm-rock);
}

/* ---------- 分组跳转 ---------- */
.page-faq .faq-jump {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--nm-line-soft);
  border: 1px solid var(--nm-line-soft);
}
.page-faq .faq-jump a {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 0.9rem 1rem;
  background: var(--nm-deep);
  color: var(--nm-frost);
  text-decoration: none;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  background: var(--nm-polar);
  color: var(--nm-snow);
  outline: none;
}
.page-faq .faq-jump__num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--nm-copper);
}
.page-faq .faq-jump__label {
  font-size: 0.94rem;
  font-weight: 700;
  line-height: 1.45;
}

/* ---------- 横幅图 ---------- */
.page-faq .faq-banner {
  position: relative;
  margin: clamp(18px, 3vw, 30px) 0 clamp(26px, 4vw, 44px);
  border: 1px solid var(--nm-line-soft);
  overflow: hidden;
}
.page-faq .faq-banner img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(0.92) brightness(0.88);
}
.page-faq .faq-banner::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 72px;
  height: 3px;
  background: var(--nm-ice);
}

/* ---------- 分组 ---------- */
.page-faq .faq-group {
  margin-top: clamp(26px, 4vw, 52px);
  padding-top: clamp(24px, 3.5vw, 42px);
  border-top: 1px solid var(--nm-line);
}
.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.4rem 0.9rem;
  align-items: start;
  margin-bottom: clamp(12px, 2vw, 20px);
}
.page-faq .faq-group__num {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 3.4vw, 2.1rem);
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--nm-copper);
}
.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.2rem, 2.6vw, 1.65rem);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--nm-snow);
}
.page-faq .faq-group__desc {
  margin: 0.4rem 0 0;
  max-width: 52ch;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--nm-rock);
}

/* ---------- 问答 ---------- */
.page-faq .faq-list {
  border-top: 1px solid var(--nm-line);
}
.page-faq .qa {
  border-bottom: 1px solid var(--nm-line);
}
.page-faq .qa summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.05rem 0;
  cursor: pointer;
  list-style: none;
  transition: border-color var(--t-fast) var(--ease);
}
.page-faq .qa summary::-webkit-details-marker {
  display: none;
}
.page-faq .qa summary:focus-visible {
  outline: 1px solid var(--nm-ice);
  outline-offset: 3px;
}
.page-faq .qa__text {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.6;
  color: var(--nm-snow);
  transition: color var(--t-fast) var(--ease);
}
.page-faq .qa summary:hover .qa__text {
  color: var(--nm-copper);
}
.page-faq .qa__mark {
  flex: 0 0 auto;
  width: 11px;
  height: 11px;
  margin-top: 0.42rem;
  border-right: 1px solid var(--nm-ice);
  border-bottom: 1px solid var(--nm-ice);
  transform: rotate(45deg);
  transition: transform var(--t-base) var(--ease), border-color var(--t-base) var(--ease);
}
.page-faq .qa[open] .qa__mark {
  transform: rotate(-135deg);
  border-color: var(--nm-copper);
}
.page-faq .qa[open] summary {
  border-bottom: 1px solid var(--nm-copper);
}
.page-faq .qa__a {
  display: grid;
  gap: 0.85rem;
  padding: 0.9rem 0 1.3rem;
}
.page-faq .qa__a p {
  margin: 0;
  max-width: 58ch;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--nm-frost);
}
.page-faq .qa__next {
  justify-self: start;
  align-self: start;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.8rem;
  border: 1px solid var(--nm-line);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--nm-ice);
  text-decoration: none;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease),
    border-color var(--t-fast) var(--ease);
}
.page-faq .qa__next::after {
  content: "↗";
  font-size: 0.85em;
}
.page-faq .qa__next:hover,
.page-faq .qa__next:focus-visible {
  background: var(--nm-ice);
  border-color: var(--nm-ice);
  color: var(--nm-deep);
  outline: none;
}

/* ---------- 收藏与回访（图文分栏） ---------- */
.page-faq .faq-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 34px);
  align-items: start;
}
.page-faq .faq-figure {
  margin: 0;
  border: 1px solid var(--nm-line-soft);
  padding: 8px;
  background: var(--nm-sea);
}
.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.9) brightness(0.92);
}

/* ---------- 人工联络 ---------- */
.page-faq .faq-contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.4rem;
  margin-top: clamp(30px, 5vw, 68px);
  padding: clamp(20px, 4vw, 42px);
  border: 1px solid var(--nm-line);
  border-radius: 2px;
  background: linear-gradient(160deg, var(--nm-polar), var(--nm-sea) 72%);
}
.page-faq .faq-contact .eyebrow {
  display: block;
  margin: 0 0 0.5rem;
}
.page-faq .faq-contact__text {
  margin: 0.75rem 0 0;
  max-width: 56ch;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--nm-frost);
}
.page-faq .faq-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.4rem;
}
.page-faq .faq-contact__list {
  display: grid;
  gap: 0.85rem;
  margin: 0;
  padding: 0;
  list-style: none;
  align-content: start;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  line-height: 1.6;
  color: var(--nm-snow);
  word-break: break-word;
}
.page-faq .faq-contact__list li {
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--nm-line-soft);
}
.page-faq .faq-contact__list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.page-faq .faq-contact__term {
  display: block;
  margin-bottom: 0.2rem;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--nm-ice);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-jump {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-group__head {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 0.6rem 1.4rem;
  }
  .page-faq .qa__a {
    grid-template-columns: minmax(0, 1fr) 190px;
    gap: 1.6rem;
    align-items: start;
  }
  .page-faq .faq-contact {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 2.6rem;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-jump {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa__mark,
  .page-faq .qa__text,
  .page-faq .qa__next,
  .page-faq .faq-jump a,
  .page-faq .faq-crumb a {
    transition: none;
  }
}
<<<END>>>