.page-faq {
  --faq-rail: 200px;
  background: var(--paper);
  color: var(--ink-black);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3vw, 34px) 0 clamp(46px, 8vw, 92px);
  background:
    radial-gradient(circle at 84% 10%, rgba(184, 137, 78, 0.24), transparent 58%),
    linear-gradient(158deg, #0C2A24 0%, #173F35 100%);
  color: var(--text-base);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(140, 104, 59, 0.14) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(140, 104, 59, 0.14) 1px, transparent 1px);
  background-size: 76px 76px;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 72%);
  mask-image: linear-gradient(to bottom, #000 0%, transparent 72%);
}

.page-faq .faq-hero .page-shell {
  position: relative;
  z-index: 1;
}

.page-faq .breadcrumb {
  margin-bottom: clamp(30px, 5vw, 58px);
}

.page-faq .breadcrumb-link {
  color: var(--text-dim);
}

.page-faq .breadcrumb-current {
  color: var(--copper-bright);
}

.page-faq .faq-hero__stage {
  display: grid;
  gap: clamp(28px, 5vw, 56px);
  align-items: center;
}

.page-faq .faq-hero__code {
  margin: 0 0 18px;
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--copper-bright);
}

.page-faq h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5.6vw, 56px);
  line-height: 1.16;
  letter-spacing: 0.005em;
  text-wrap: balance;
  color: var(--text-base);
}

.page-faq .faq-hero .lede {
  max-width: 48ch;
  margin: 0;
  color: var(--text-dim);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
}

.page-faq .faq-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-faq .faq-hero__figure {
  position: relative;
  margin: 0;
  padding: 8px;
  border: 1px solid var(--line);
  background: rgba(12, 42, 36, 0.42);
}

.page-faq .faq-hero__figure::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 34px;
  height: 34px;
  border-top: 2px solid var(--copper-bright);
  border-left: 2px solid var(--copper-bright);
}

.page-faq .faq-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.82) contrast(1.02);
}

/* ---------- 查询台 ---------- */
.page-faq .records-desk {
  padding: clamp(42px, 7vw, 82px) 0;
  background: var(--ink-green);
  color: var(--text-base);
  border-bottom: 1px solid var(--line);
}

.page-faq .records-desk__kicker {
  margin: 0 0 14px;
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--copper-bright);
}

.page-faq .records-desk__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.28;
  color: var(--text-base);
}

.page-faq .records-desk__lede {
  max-width: 58ch;
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-faq .qsteps {
  display: grid;
  gap: 22px;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .qstep {
  position: relative;
  padding: 24px 20px 22px;
  border: 1px solid var(--line-soft);
  background: rgba(245, 238, 226, 0.045);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-faq .qstep:hover {
  border-color: var(--line);
  background: rgba(245, 238, 226, 0.075);
}

.page-faq .qstep__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-bottom: 16px;
  border: 1px solid var(--copper);
  color: var(--copper-bright);
  font-size: 13px;
  letter-spacing: 0.04em;
}

.page-faq .qstep__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--text-base);
}

.page-faq .qstep__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-faq .records-desk__rule {
  display: block;
  width: 100%;
  height: 4px;
  margin: clamp(26px, 4vw, 40px) 0 0;
  color: var(--line);
}

.page-faq .records-desk__foot {
  display: grid;
  gap: 16px;
  margin-top: 18px;
}

.page-faq .records-desk__hint {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-faq .records-desk__hint::before {
  content: "";
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  margin-top: 8px;
  background: var(--cinnabar);
  transform: rotate(45deg);
}

.page-faq .records-desk__format {
  margin: 0;
  padding: 8px 12px;
  border: 1px solid var(--line-soft);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--copper-bright);
}

/* ---------- 主体栅格 ---------- */
.page-faq .faq-body {
  padding: clamp(34px, 6vw, 74px) 0 clamp(56px, 9vw, 108px);
  background: var(--paper);
}

.page-faq .faq-grid {
  display: grid;
  gap: clamp(22px, 4vw, 52px);
  align-items: start;
}

.page-faq .faq-side {
  position: sticky;
  top: var(--header-h);
  z-index: 5;
  padding: 12px 0;
  margin-bottom: -12px;
  background: var(--paper);
}

.page-faq .faq-side__label {
  display: none;
  margin: 0 0 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--muted);
}

.page-faq .rail-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-faq .rail-list::-webkit-scrollbar {
  display: none;
}

.page-faq .rail-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid var(--line-soft);
  color: var(--ink-black);
  font-size: 13.5px;
  white-space: nowrap;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .rail-link .mono {
  font-size: 11px;
  color: var(--copper);
}

.page-faq .rail-link:hover {
  border-color: var(--copper);
  color: var(--ink-black);
}

/* ---------- 章节 ---------- */
.page-faq .faq-main {
  min-width: 0;
}

.page-faq .faq-sec {
  padding-top: clamp(34px, 5vw, 58px);
  scroll-margin-top: calc(var(--header-h) + 72px);
}

.page-faq .faq-sec:first-child {
  padding-top: 0;
}

.page-faq .faq-sec__title {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 2.6vw, 28px);
  line-height: 1.3;
  color: var(--ink-black);
}

.page-faq .faq-sec__no {
  flex: 0 0 auto;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--copper);
}

.page-faq .faq-sec__intro {
  max-width: 64ch;
  margin: 0 0 clamp(20px, 3vw, 28px);
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 分类卡 ---------- */
.page-faq .cat-grid {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .cat-card {
  display: block;
  height: 100%;
  padding: 18px 18px 16px;
  border-left: 3px solid var(--copper);
  background: var(--paper-2);
  color: inherit;
  text-decoration: none;
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .cat-card:hover {
  background: var(--paper);
  border-left-color: var(--cinnabar);
  transform: translateY(-2px);
}

.page-faq .cat-card h3 {
  margin: 0 0 7px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  color: var(--ink-black);
}

.page-faq .cat-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .cat-card__meta {
  display: block;
  margin-top: 12px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--copper);
}

/* ---------- 折叠问答 ---------- */
.page-faq .qa {
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .qa__head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 17px 0;
  list-style: none;
  cursor: pointer;
}

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

.page-faq .qa__head::after {
  content: "+";
  flex: 0 0 auto;
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1.1;
  color: var(--copper);
  transition: color var(--dur) var(--ease);
}

.page-faq .qa[open] .qa__head::after {
  content: "−";
  color: var(--cinnabar);
}

.page-faq .qa__head:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 2px;
}

.page-faq .qa__no.copy-chip {
  flex: 0 0 auto;
  margin-top: 1px;
  padding: 3px 8px;
  border: 1px solid var(--line-soft);
  background: transparent;
  color: var(--copper);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .qa__no.copy-chip:hover {
  border-color: var(--copper);
  color: var(--cinnabar);
}

.page-faq .qa__q {
  font-size: clamp(15px, 1.7vw, 16.5px);
  font-weight: 600;
  line-height: 1.65;
  color: var(--ink-black);
}

.page-faq .qa__body {
  margin: 0 0 0 4px;
  padding: 0 0 20px 16px;
  border-left: 2px solid var(--line-soft);
}

.page-faq .qa__body p {
  max-width: 68ch;
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .qa__body a {
  color: var(--ink-green);
  text-decoration: underline;
  text-decoration-color: var(--line);
  text-underline-offset: 3px;
}

.page-faq .qa__body a:hover {
  color: var(--cinnabar);
}

/* ---------- 人工支持 ---------- */
.page-faq .faq-support__grid {
  display: grid;
  gap: 24px;
  align-items: start;
}

.page-faq .contact-list {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line-soft);
  background: var(--line-soft);
}

.page-faq .contact-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding: 14px 16px;
  background: var(--paper);
}

.page-faq .contact-list__label {
  flex: 0 0 auto;
  min-width: 76px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--copper);
}

.page-faq .contact-list__value {
  flex: 1 1 200px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-black);
  word-break: break-word;
}

.page-faq .contact-list .copy-chip {
  flex: 0 0 auto;
  padding: 3px 10px;
  border: 1px solid var(--line-soft);
  background: transparent;
  color: var(--muted);
  font-size: 11.5px;
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .contact-list .copy-chip:hover {
  border-color: var(--copper);
  color: var(--cinnabar);
}

.page-faq .faq-support__note {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin: 20px 0 0;
  padding: 14px 16px;
  border-left: 3px solid var(--cinnabar);
  background: var(--paper-2);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-black);
}

.page-faq .faq-support__links {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.9;
  color: var(--muted);
}

.page-faq .faq-support__links a {
  color: var(--ink-green);
  text-decoration: underline;
  text-decoration-color: var(--line);
  text-underline-offset: 3px;
}

.page-faq .faq-support__links a:hover {
  color: var(--cinnabar);
}

.page-faq .faq-support__figure {
  margin: 0;
  padding: 7px;
  border: 1px solid var(--line-soft);
  background: var(--paper-2);
}

.page-faq .faq-support__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  filter: saturate(0.8) contrast(1.02);
}

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

  .page-faq .records-desk__foot {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__stage {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  }

  .page-faq .qsteps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-faq .qstep:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 42px;
    right: -24px;
    width: 24px;
    height: 1px;
    background: var(--line);
  }

  .page-faq .faq-support__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 32px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-grid {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: clamp(32px, 4vw, 60px);
  }

  .page-faq .faq-side {
    top: calc(var(--header-h) + 26px);
    padding: 0;
    margin-bottom: 0;
    background: transparent;
  }

  .page-faq .faq-side__label {
    display: block;
  }

  .page-faq .rail-list {
    flex-direction: column;
    gap: 2px;
    padding: 0;
    overflow: visible;
  }

  .page-faq .rail-link {
    display: flex;
    padding: 9px 12px;
    border-color: transparent;
    border-left: 2px solid transparent;
    white-space: normal;
  }

  .page-faq .rail-link:hover {
    background: var(--paper-2);
  }

  .page-faq .rail-link[aria-current="true"] {
    border-left-color: var(--cinnabar);
    background: var(--paper-2);
    font-weight: 600;
  }
}

@media (min-width: 1180px) {
  .page-faq .cat-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

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

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