.page-faq {
  --faq-line: rgba(18, 24, 26, .12);
  --faq-line-soft: rgba(18, 24, 26, .08);
  background-color: var(--paper);
  color: var(--ink);
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-faq .breadcrumbs {
  padding-top: clamp(16px, 3vw, 26px);
}
.page-faq .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: .8125rem;
  letter-spacing: .02em;
  color: var(--mist);
}
.page-faq .breadcrumbs__list li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(92, 107, 99, .55);
}
.page-faq .breadcrumbs__list a {
  color: var(--green-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(11, 59, 46, .25);
}
.page-faq .breadcrumbs__list a:hover {
  color: var(--red);
  border-bottom-color: var(--red);
}
.page-faq .breadcrumbs__list [aria-current="page"] {
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-block: clamp(20px, 3.5vw, 38px) clamp(24px, 4vw, 46px);
}
.page-faq .faq-hero__grid {
  display: grid;
  gap: 30px;
}
.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-size: clamp(1.75rem, 4.8vw, 3rem);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -.02em;
  color: var(--green-deep);
  text-shadow: 3px 3px 0 rgba(255, 196, 61, .38);
}
.page-faq .faq-hero__lead {
  margin: 18px 0 0;
  max-width: 58ch;
  font-size: clamp(1rem, 1.4vw, 1.0625rem);
  line-height: 1.85;
  color: var(--mist);
}
.page-faq .faq-hero__points {
  display: grid;
  gap: 11px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}
.page-faq .faq-hero__points li {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--ink);
}
.page-faq .faq-hero__points li::before {
  content: "";
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  margin-top: .58em;
  border-radius: 3px;
  background-color: var(--yellow);
  box-shadow: 4px 4px 0 rgba(224, 36, 36, .32);
}
.page-faq .faq-hero__art {
  order: -1;
}
.page-faq .faq-hero__art img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2);
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: center;
    gap: 54px;
  }
  .page-faq .faq-hero__art {
    order: 0;
    padding-inline: 18px 6px;
  }
  .page-faq .faq-hero__art img {
    transform: rotate(-4deg);
  }
}

/* ---------- 主布局：左索引 + 右问答 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: 30px;
  padding-block: clamp(12px, 2vw, 22px) clamp(52px, 8vw, 104px);
}
.page-faq .faq-body {
  min-width: 0;
}

@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: 224px minmax(0, 1fr);
    gap: 58px;
    align-items: start;
  }
  .page-faq .faq-rail {
    position: sticky;
    top: 104px;
  }
}

/* ---------- 左侧索引 ---------- */
.page-faq .faq-rail__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mist);
}
.page-faq .faq-rail .tag-nav__list {
  display: flex;
  gap: 9px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}
.page-faq .faq-rail .tag-nav__list::-webkit-scrollbar {
  display: none;
}
.page-faq .faq-rail .tag-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 15px;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-pill);
  background-color: transparent;
  color: var(--green-deep);
  font-size: .875rem;
  font-weight: 600;
  line-height: 1.35;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color .22s var(--ease), border-color .22s var(--ease), color .22s var(--ease);
}
.page-faq .faq-idx {
  font-family: var(--font-mono);
  font-size: .8125rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: .04em;
}
.page-faq .faq-rail .tag-nav__link:hover {
  background-color: var(--sand);
  border-color: rgba(192, 138, 22, .5);
}
.page-faq .faq-rail .tag-nav__link[aria-current="true"],
.page-faq .faq-rail .tag-nav__link.is-active {
  background-color: var(--yellow);
  border-color: var(--gold);
  color: var(--ink);
}
.page-faq .faq-rail .tag-nav__link[aria-current="true"] .faq-idx,
.page-faq .faq-rail .tag-nav__link.is-active .faq-idx {
  color: var(--red-deep);
}

@media (min-width: 1024px) {
  .page-faq .faq-rail .tag-nav__list {
    flex-direction: column;
    gap: 7px;
    overflow: visible;
    padding-bottom: 0;
  }
  .page-faq .faq-rail .tag-nav__link {
    border-radius: var(--radius-m);
    white-space: normal;
    padding: 11px 15px;
  }
}

/* ---------- 分组标题 ---------- */
.page-faq .faq-block {
  scroll-margin-top: 108px;
  margin: 0;
}
.page-faq .faq-block--tail {
  padding-bottom: clamp(12px, 3vw, 40px);
}
.page-faq .faq-block .chapter__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 4px 18px;
  padding-bottom: 18px;
  margin-bottom: 22px;
  border-bottom: 2px solid var(--faq-line-soft);
}
.page-faq .chapter__index {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 5.4vw, 3.125rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--green-deep);
  transform-origin: left center;
  transition: transform .35s var(--ease), color .35s var(--ease);
}
.page-faq .faq-block:target .chapter__index {
  transform: scale(1.28);
  color: var(--red);
}
.page-faq .chapter__title {
  margin: 0;
  font-size: clamp(1.3rem, 3.2vw, 1.8125rem);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--green-deep);
}
.page-faq .chapter__lead {
  grid-column: 1 / -1;
  margin: 6px 0 0;
  max-width: 62ch;
  font-size: .9375rem;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 弧线分隔 ---------- */
.page-faq .faq-arc {
  height: 34px;
  margin: clamp(30px, 5vw, 54px) 0;
  border-top: 2px dashed rgba(192, 138, 22, .42);
  border-radius: 50% 50% 0 0 / 100% 100% 0 0;
}

/* ---------- 问答折叠组 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 12px;
}
.page-faq .faq-list--gap {
  margin-top: 20px;
}
.page-faq .faq-item {
  border: 1px solid var(--faq-line);
  border-left: 4px solid var(--faq-line);
  border-radius: var(--radius-m);
  background-color: var(--paper);
  transition: background-color .24s var(--ease), border-color .24s var(--ease), box-shadow .24s var(--ease);
}
.page-faq .faq-item:hover {
  border-color: rgba(192, 138, 22, .55);
}
.page-faq .faq-item[open] {
  background-color: #fff;
  border-left-color: var(--yellow);
  box-shadow: var(--shadow-2);
}
.page-faq .faq-q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--ink);
}
.page-faq .faq-q::-webkit-details-marker {
  display: none;
}
.page-faq .faq-q::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.15;
  color: var(--red);
}
.page-faq .faq-item[open] .faq-q::after {
  content: "–";
  color: var(--gold);
}
.page-faq .faq-a {
  padding: 0 18px 18px;
  font-size: .9375rem;
  line-height: 1.82;
  color: var(--ink);
}
.page-faq .faq-a p {
  margin: 0;
}
.page-faq .faq-a p + p {
  margin-top: 10px;
}
.page-faq .faq-a a {
  color: var(--red-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(158, 20, 24, .35);
}
.page-faq .faq-a a:hover {
  border-bottom-color: var(--red);
}
.page-faq .faq-a__verdict {
  padding: 9px 13px;
  border-radius: var(--radius-s);
  background-color: var(--sand);
  font-weight: 700;
  color: var(--green-deep);
}

/* ---------- 步骤流程 ---------- */
.page-faq .faq-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: faqstep;
}
.page-faq .faq-step {
  position: relative;
  counter-increment: faqstep;
  padding: 0 0 26px 54px;
}
.page-faq .faq-step:last-child {
  padding-bottom: 0;
}
.page-faq .faq-step::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background-color: var(--green-deep);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: .8125rem;
  font-weight: 700;
}
.page-faq .faq-step:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 16px;
  top: 34px;
  bottom: 0;
  border-left: 2px dashed rgba(11, 59, 46, .26);
}
.page-faq .faq-step__title {
  margin: 0 0 5px;
  padding-top: 5px;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--green-deep);
}
.page-faq .faq-step__desc {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.82;
  color: var(--mist);
}

/* ---------- 示意图 ---------- */
.page-faq .faq-figure {
  margin: 28px 0 0;
}
.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-l);
}
.page-faq .faq-figure__caption {
  margin-top: 10px;
  font-size: .8125rem;
  line-height: 1.7;
  color: var(--mist);
}
.page-faq .faq-tip {
  margin: 20px 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--green-pitch);
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--mist);
}
.page-faq .faq-tip a {
  color: var(--red-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(158, 20, 24, .35);
}
.page-faq .faq-tip a:hover {
  border-bottom-color: var(--red);
}

/* ---------- 对照维度 ---------- */
.page-faq .faq-dims {
  display: grid;
  gap: 1px;
  margin: 0;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-l);
  background-color: var(--faq-line);
  overflow: hidden;
}
.page-faq .faq-dim {
  padding: 16px 18px;
  background-color: #fff;
}
.page-faq .faq-dim dt {
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: .875rem;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--red-deep);
}
.page-faq .faq-dim dd {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.76;
  color: var(--mist);
}
@media (min-width: 720px) {
  .page-faq .faq-dims {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 联系区块 ---------- */
.page-faq .faq-contact {
  display: grid;
  gap: 1px;
  border-radius: var(--radius-l);
  background-color: rgba(255, 196, 61, .32);
  overflow: hidden;
}
.page-faq .faq-contact__col {
  padding: 17px 20px;
  background-color: var(--sand);
}
.page-faq .faq-contact__role {
  margin: 0 0 5px;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gold);
}
.page-faq .faq-contact__value {
  margin: 0;
  font-size: .9375rem;
  font-weight: 700;
  line-height: 1.7;
  color: var(--green-deep);
  word-break: break-word;
}
@media (min-width: 760px) {
  .page-faq .faq-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-faq .faq-contact__col--wide {
    grid-column: 1 / -1;
  }
}
.page-faq .faq-contact__note {
  margin: 18px 0 0;
  max-width: 68ch;
  font-size: .9375rem;
  line-height: 1.82;
  color: var(--mist);
}
.page-faq .faq-contact__cta {
  margin: 22px 0 0;
}

/* ---------- 焦点与动效降级 ---------- */
.page-faq a:focus-visible,
.page-faq summary:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
  border-radius: 6px;
}
@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition: none !important;
  }
  .page-faq .faq-hero__art img {
    transform: none;
  }
  .page-faq .faq-block:target .chapter__index {
    transform: none;
  }
}
<<<END>>>