.page-faq {
  --faq-toc-w: 250px;
  --faq-hair: 1px solid var(--line);
  display: block;
  background: var(--ink);
  color: var(--white);
}

.page-faq [data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}

.page-faq [data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

.page-faq a {
  transition: color .16s var(--ease), border-color .16s var(--ease), background .16s var(--ease), transform .16s var(--ease);
}

/* 面包屑 */
.page-faq .faq-topbar {
  padding: 18px 0 0;
}

.page-faq .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-faq .crumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-faq .crumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-faq .crumbs a:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.page-faq .crumbs li[aria-current="page"] {
  color: var(--lime);
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(18px, 3vw, 30px) 0 clamp(30px, 4vw, 52px);
  background:
    radial-gradient(120% 100% at 92% 0%, rgba(59, 167, 255, .16), transparent 62%),
    radial-gradient(90% 90% at 0% 100%, rgba(198, 255, 61, .1), transparent 64%);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(29, 70, 56, .55) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(29, 70, 56, .55) 1px, transparent 1px);
  background-size: 68px 68px;
  -webkit-mask-image: radial-gradient(72% 72% at 42% 30%, #000 0%, transparent 78%);
  mask-image: radial-gradient(72% 72% at 42% 30%, #000 0%, transparent 78%);
  opacity: .55;
}

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

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  max-width: 16em;
  font-family: var(--font-display);
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--white);
}

.page-faq .faq-hero__lead {
  max-width: 40em;
  margin: 16px 0 0;
  font-size: clamp(14px, 1.6vw, 16px);
  line-height: 1.75;
  color: rgba(242, 247, 241, .82);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
}

.page-faq .faq-quick {
  display: grid;
  gap: 10px;
  margin: clamp(26px, 3.4vw, 40px) 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-quick a {
  display: flex;
  flex-direction: column;
  gap: 5px;
  height: 100%;
  padding: 15px 17px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(158deg, rgba(12, 42, 32, .92), rgba(6, 26, 20, .94));
  text-decoration: none;
  color: var(--white);
}

.page-faq .faq-quick a:hover {
  border-color: var(--lime);
  transform: translateY(-2px);
}

.page-faq .faq-quick__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-faq .faq-quick strong {
  font-size: 16px;
  line-height: 1.35;
}

.page-faq .faq-quick small {
  font-size: 13px;
  line-height: 1.55;
  color: var(--muted);
}

/* 分类索引 */
.page-faq .faq-index {
  padding: clamp(26px, 4vw, 46px) 0 clamp(30px, 4vw, 50px);
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(10, 33, 26, .7), transparent 70%);
}

.page-faq .section-head__lead {
  max-width: 60ch;
}

.page-faq .cat-list {
  display: grid;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .cat {
  display: flex;
  flex-direction: column;
  gap: 5px;
  height: 100%;
  padding: 15px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--stripe);
  text-decoration: none;
  color: var(--white);
}

.page-faq .cat:hover {
  border-color: var(--lime);
  background: rgba(198, 255, 61, .07);
}

.page-faq .cat__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--lime);
}

.page-faq .cat__name {
  font-size: 15px;
  line-height: 1.4;
}

.page-faq .cat__desc {
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--muted);
}

/* 目录 + 文档主体 */
.page-faq .faq-body {
  padding: clamp(26px, 4vw, 52px) 0 clamp(40px, 6vw, 80px);
}

.page-faq .faq-body__grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.page-faq .faq-toc {
  padding: 16px 0 18px;
  border-top: 2px solid var(--lime);
  border-bottom: 1px solid var(--line);
}

.page-faq .toc-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .toc-list a {
  display: flex;
  gap: 10px;
  padding: 9px 10px;
  border-left: 2px solid transparent;
  border-radius: 8px;
  font-size: 14px;
  line-height: 1.45;
  color: var(--muted);
  text-decoration: none;
}

.page-faq .toc-list a:hover {
  color: var(--white);
  background: rgba(198, 255, 61, .08);
  border-left-color: var(--lime);
}

.page-faq .toc-list .num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--lime);
}

.page-faq .faq-toc__note {
  margin: 16px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .faq-toc__note a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(59, 167, 255, .4);
}

.page-faq .faq-toc__note a:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* 文档章节 */
.page-faq .doc {
  padding-top: clamp(22px, 3vw, 34px);
  border-top: 1px solid var(--line);
}

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

.page-faq .doc + .doc {
  margin-top: clamp(26px, 3.4vw, 44px);
}

.page-faq .doc__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-faq .doc__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--ink);
  background: var(--lime);
  border-radius: var(--radius-pill);
  padding: 3px 9px;
}

.page-faq .doc h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 3vw, 29px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-faq .doc__lead {
  max-width: 44em;
  margin: 14px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(242, 247, 241, .84);
}

/* 步骤条 */
.page-faq .step-list {
  display: grid;
  gap: 0;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .step-list li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  padding: 15px 0;
  border-top: 1px dashed var(--line);
}

.page-faq .step-list li:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-faq .step__num {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-pill);
  background: var(--lime);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
}

.page-faq .step-list h3 {
  margin: 0 0 4px;
  font-size: 16px;
  line-height: 1.4;
  color: var(--white);
}

.page-faq .step-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .faq-note {
  margin: 20px 0 0;
  padding: 12px 16px;
  border-left: 3px solid var(--orange);
  background: rgba(255, 107, 44, .07);
  border-radius: 0 12px 12px 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(242, 247, 241, .82);
}

/* 手风琴 */
.page-faq .qa {
  border-bottom: 1px solid var(--line);
}

.page-faq .qa summary {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 34px 16px 0;
  list-style: none;
  cursor: pointer;
  font-size: 15px;
  line-height: 1.55;
  color: var(--white);
}

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

.page-faq .qa summary::marker {
  content: "";
}

.page-faq .qa summary:hover {
  color: var(--lime);
}

.page-faq .qa summary::after {
  content: "+";
  position: absolute;
  top: 13px;
  right: 0;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--lime);
}

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

.page-faq .qa[open] summary {
  color: var(--lime);
}

.page-faq .qa__num {
  flex: none;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--lime);
}

.page-faq .qa__a {
  padding: 0 0 20px 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

.page-faq .qa__a p {
  max-width: 42em;
  margin: 0 0 10px;
}

.page-faq .qa__a p:last-child {
  margin-bottom: 0;
}

.page-faq .qa__a a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(59, 167, 255, .45);
}

/* GZ24 示意图 */
.page-faq .gz24-figure {
  margin: 20px 0 0;
}

.page-faq .gz24-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
}

.page-faq .gz24-figure figcaption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  line-height: 1.6;
  color: var(--muted);
}

/* 字段表 */
.page-faq .table-scroll {
  margin-top: 14px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.page-faq .data-table {
  width: 100%;
  min-width: 380px;
  border-collapse: collapse;
  font-size: 13.5px;
}

.page-faq .data-table th,
.page-faq .data-table td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.page-faq .data-table thead th {
  background: var(--panel);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-faq .data-table td:first-child {
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--white);
}

.page-faq .data-table tbody tr:nth-child(even) {
  background: var(--stripe);
}

.page-faq .data-table tbody tr:last-child td {
  border-bottom: 0;
}

/* 旧版对照行 */
.page-faq .ver__rows {
  display: grid;
  gap: 10px;
  margin-top: 4px;
}

.page-faq .ver__row {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.page-faq .ver__row > span {
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--blue);
}

.page-faq .ver__row p {
  margin: 0;
  color: rgba(242, 247, 241, .84);
}

/* 联系卡 */
.page-faq .help-card {
  margin-top: 20px;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 120% at 100% 0%, rgba(198, 255, 61, .12), transparent 62%),
    var(--panel);
}

.page-faq .help-card__grid {
  display: grid;
  gap: 18px;
}

.page-faq .help-card__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-faq .help-card__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-faq .help-card__item a {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--white);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  align-self: flex-start;
  padding-bottom: 2px;
  word-break: break-word;
}

.page-faq .help-card__item a:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.page-faq .help-card__item p {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

.page-faq .doc__foot {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 0;
}

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

  .page-faq .help-card__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.28fr) minmax(0, .92fr);
    gap: clamp(26px, 3.6vw, 48px);
  }

  .page-faq .faq-quick {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
  }
}

@media (min-width: 1024px) {
  .page-faq .cat-list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-faq .faq-body__grid {
    grid-template-columns: var(--faq-toc-w) minmax(0, 1fr);
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 88px;
  }

  .page-faq .help-card__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .qa summary {
    padding-right: 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq [data-reveal],
  .page-faq [data-reveal].is-revealed {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-faq a,
  .page-faq .qa summary,
  .page-faq .qa summary::after {
    transition: none;
  }

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