.page-faq {
  --faq-axis-w: 208px;
  --faq-mono-gap: .5em;
  background: var(--sand);
  color: var(--ink);
}

.page-faq .faq-mono {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: .04em;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-block: clamp(28px, 5vw, 56px) clamp(30px, 5vw, 58px);
  background: linear-gradient(170deg, var(--sand) 0%, var(--sand-light) 68%, var(--sand) 100%);
  border-bottom: 1px solid var(--line-frame);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--line-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-soft) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: .55;
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: end;
}

.page-faq .faq-hero__lead .ky-eyebrow {
  margin-block: 14px 10px;
}

.page-faq .faq-hero__title {
  margin: 0 0 16px;
  font-size: clamp(2.1rem, 7vw, 4.2rem);
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--slate);
}

.page-faq .faq-hero__title span {
  display: inline-block;
  color: var(--wine);
}

.page-faq .faq-hero__lead .ky-lead {
  max-width: 36rem;
  font-size: clamp(.95rem, 2.4vw, 1.06rem);
  line-height: 1.8;
  color: var(--stone);
}

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

.page-faq .faq-hero__panel {
  padding: 20px 20px 16px;
  border: 1px solid var(--line-frame);
  border-radius: var(--radius);
  background: rgba(250, 245, 236, .72);
  backdrop-filter: blur(6px);
  box-shadow: var(--shadow-card);
}

.page-faq .faq-hero__count {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 14px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line-frame);
}

.page-faq .faq-hero__count-num {
  font-family: var(--font-mono);
  font-size: clamp(2.6rem, 9vw, 3.6rem);
  font-weight: 700;
  line-height: 1;
  color: var(--wine);
}

.page-faq .faq-hero__count-unit {
  font-size: .86rem;
  color: var(--stone);
  letter-spacing: .08em;
}

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

.page-faq .faq-hero__index a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 6px;
  font-size: .92rem;
  color: var(--slate);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-faq .faq-hero__index a:hover,
.page-faq .faq-hero__index a:focus-visible {
  color: var(--wine);
  border-bottom-color: var(--wine);
}

.page-faq .faq-hero__index b {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--teal);
}

.page-faq .faq-hero__media {
  position: relative;
  margin: clamp(24px, 4vw, 40px) 0 0;
  border: 1px solid var(--line-frame);
  background: var(--paper);
  overflow: hidden;
}

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

/* ---------- 索引卡 ---------- */
.page-faq .faq-index {
  background: var(--paper);
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-index__head {
  display: grid;
  gap: 8px;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-faq .faq-index__head .ky-h2 {
  margin: 0;
  color: var(--slate);
}

.page-faq .faq-index__note {
  margin: 0;
  max-width: 34rem;
  font-size: .93rem;
  line-height: 1.75;
  color: var(--stone);
}

.page-faq .faq-index__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

.page-faq .faq-index__card a {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "code name"
    "code desc"
    "count count";
  gap: 2px 12px;
  padding: 16px 16px 14px;
  height: 100%;
  border: 1px solid var(--line-frame);
  border-left: 3px solid var(--stone);
  border-radius: var(--radius);
  background: var(--sand-light);
  text-decoration: none;
  transition: border-color .2s var(--ease), background .2s var(--ease), transform .2s var(--ease);
}

.page-faq .faq-index__card a:hover,
.page-faq .faq-index__card a:focus-visible {
  border-left-color: var(--wine);
  background: #fff;
  transform: translateY(-2px);
}

.page-faq .faq-index__code {
  grid-area: code;
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--teal);
  padding-top: 3px;
}

.page-faq .faq-index__name {
  grid-area: name;
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--slate);
}

.page-faq .faq-index__desc {
  grid-area: desc;
  font-size: .82rem;
  line-height: 1.6;
  color: var(--stone);
}

.page-faq .faq-index__count {
  grid-area: count;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--wine);
}

/* ---------- 正文：标签轴 + 问答列 ---------- */
.page-faq .faq-body {
  background: linear-gradient(180deg, var(--paper) 0%, var(--sand-light) 100%);
}

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

.page-faq .faq-axis {
  border-top: 2px solid var(--slate);
  padding-top: 12px;
}

.page-faq .faq-axis__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--stone);
}

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

.page-faq .faq-axis__link {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  white-space: nowrap;
  padding: 8px 12px;
  border: 1px solid var(--line-frame);
  border-radius: var(--radius);
  background: rgba(250, 245, 236, .8);
  font-size: .86rem;
  color: var(--slate);
  text-decoration: none;
}

.page-faq .faq-axis__link:hover,
.page-faq .faq-axis__link:focus-visible {
  border-color: var(--wine);
  color: var(--wine);
}

.page-faq .faq-axis__link--help {
  border-color: var(--clay);
  color: var(--clay);
}

.page-faq .faq-axis .ky-note {
  display: none;
  margin-top: 16px;
  font-size: .8rem;
  line-height: 1.7;
  color: var(--stone);
}

.page-faq .faq-column {
  min-width: 0;
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

.page-faq .faq-group {
  scroll-margin-top: calc(var(--topbar-h) + 20px);
}

.page-faq .faq-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 14px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--slate);
  margin-bottom: 4px;
}

.page-faq .faq-group__head .ky-h3 {
  margin: 0;
  font-size: clamp(1.15rem, 3.4vw, 1.5rem);
  color: var(--slate);
}

.page-faq .faq-group__sub {
  margin: 0;
  font-size: .82rem;
  color: var(--stone);
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-item__q {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: start;
  gap: 12px;
  padding: 15px 2px;
  cursor: pointer;
  list-style: none;
  color: var(--slate);
  transition: color .2s var(--ease);
}

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

.page-faq .faq-item__q:hover,
.page-faq .faq-item__q:focus-visible {
  color: var(--wine);
}

.page-faq .faq-item__no {
  font-family: var(--font-mono);
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--teal);
  padding-top: .35em;
}

.page-faq .faq-item__text {
  font-size: .98rem;
  font-weight: 600;
  line-height: 1.6;
}

.page-faq .faq-item__sign {
  position: relative;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border: 1px solid var(--line-frame);
  border-radius: 50%;
  flex: none;
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  inset: 50% 4px auto;
  height: 1.5px;
  background: var(--stone);
  transform: translateY(-50%);
  transition: transform .22s var(--ease), background .22s var(--ease);
}

.page-faq .faq-item__sign::after {
  transform: translateY(-50%) rotate(90deg);
}

.page-faq .faq-item[open] .faq-item__sign::after {
  transform: translateY(-50%) rotate(0deg);
}

.page-faq .faq-item[open] .faq-item__sign {
  border-color: var(--wine);
}

.page-faq .faq-item[open] .faq-item__sign::before,
.page-faq .faq-item[open] .faq-item__sign::after {
  background: var(--wine);
}

.page-faq .faq-item__a {
  margin: 0 0 6px 30px;
  padding: 2px 0 14px 14px;
  border-left: 2px solid var(--line-frame);
  font-size: .92rem;
  line-height: 1.8;
  color: var(--ink);
}

.page-faq .faq-item__a p {
  margin: 0 0 10px;
  max-width: 40rem;
}

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

/* ---------- 三步路径 ---------- */
.page-faq .faq-steps {
  margin: 18px 0 4px;
  padding: 14px 12px 6px;
  border: 1px solid var(--line-frame);
  border-radius: var(--radius);
  background: var(--paper);
}

.page-faq .faq-steps__svg {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 导出配图与字段清单 ---------- */
.page-faq .faq-export__figure {
  position: relative;
  margin: 20px 0 18px;
  border: 1px solid var(--line-frame);
  background: var(--paper);
  overflow: hidden;
}

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

.page-faq .faq-export__fields {
  padding: 16px 16px 14px;
  border: 1px dashed var(--stone);
  border-radius: var(--radius);
  background: rgba(244, 231, 208, .6);
}

.page-faq .faq-export__fields-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .12em;
  color: var(--stone);
}

.page-faq .faq-export__fields ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px 18px;
  grid-template-columns: 1fr;
}

.page-faq .faq-export__fields li {
  display: flex;
  gap: .75em;
  align-items: baseline;
  font-size: .84rem;
  color: var(--ink);
  padding-bottom: 5px;
  border-bottom: 1px dotted var(--line-soft);
}

.page-faq .faq-export__fields .faq-mono {
  color: var(--wine);
  font-size: .8rem;
  min-width: 8.4em;
}

/* ---------- 人工协助 ---------- */
.page-faq .faq-help {
  background: var(--slate);
  color: var(--paper);
  border-top: 3px solid var(--wine);
}

.page-faq .faq-help__inner {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-faq .faq-help .ky-eyebrow {
  color: var(--wine-soft);
}

.page-faq .faq-help__lead .ky-h2 {
  margin: 8px 0 12px;
  color: var(--paper);
  font-size: clamp(1.5rem, 4.6vw, 2.2rem);
  line-height: 1.25;
}

.page-faq .faq-help__text {
  margin: 0;
  max-width: 36rem;
  font-size: .94rem;
  line-height: 1.8;
  color: rgba(250, 245, 236, .82);
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-faq .faq-help__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-help__list li {
  padding: 14px 16px;
  border: 1px solid rgba(250, 245, 236, .22);
  border-left: 3px solid var(--clay);
  border-radius: var(--radius);
  background: rgba(250, 245, 236, .06);
}

.page-faq .faq-help__code {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .14em;
  color: var(--wine-soft);
  margin-bottom: 4px;
}

.page-faq .faq-help__list .ky-h3 {
  margin: 0 0 6px;
  font-size: 1rem;
  color: var(--paper);
}

.page-faq .faq-help__list p {
  margin: 0;
  font-size: .86rem;
  line-height: 1.75;
  color: rgba(250, 245, 236, .78);
}

.page-faq .faq-help__foot {
  grid-column: 1 / -1;
  margin: 4px 0 0;
  font-size: .8rem;
  line-height: 1.7;
  color: rgba(250, 245, 236, .68);
}

.page-faq .faq-help__foot a {
  color: var(--sand-light);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 断点 ---------- */
@media (min-width: 560px) {
  .page-faq .faq-index__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, .85fr);
  }

  .page-faq .faq-index__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: end;
    gap: 24px;
  }

  .page-faq .faq-index__grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-faq .faq-index__card a {
    grid-template-areas:
      "code"
      "name"
      "desc"
      "count";
    grid-template-columns: 1fr;
    align-content: start;
  }

  .page-faq .faq-body__inner {
    grid-template-columns: var(--faq-axis-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-axis {
    position: sticky;
    top: calc(var(--topbar-h) + 22px);
  }

  .page-faq .faq-axis__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-axis__link {
    justify-content: flex-start;
    border-color: transparent;
    border-left: 2px solid var(--line-frame);
    border-radius: 0;
    background: transparent;
    padding: 7px 10px;
  }

  .page-faq .faq-axis__link:hover,
  .page-faq .faq-axis__link:focus-visible {
    border-left-color: var(--wine);
  }

  .page-faq .faq-axis .ky-note {
    display: block;
  }

  .page-faq .faq-item__a {
    margin-left: 40px;
  }

  .page-faq .faq-help__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, .95fr);
    align-items: start;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-hero__title {
    font-size: clamp(2.6rem, 5.4vw, 4.6rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__card a,
  .page-faq .faq-item__sign::before,
  .page-faq .faq-item__sign::after {
    transition: none;
  }

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