.page-faq {
  --faq-gap: 20px;
  --faq-radius: var(--r-m);
}

/* ---------- 面包屑 ---------- */
.page-faq .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 20px 0 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--c-graphite);
}

.page-faq .crumbs a {
  color: var(--c-graphite);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-faq .crumbs a:hover,
.page-faq .crumbs a:focus-visible {
  color: var(--c-deep);
  border-bottom-color: var(--c-amber);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 28px 0 40px;
  isolation: isolate;
}

.page-faq .faq-hero__deco {
  position: absolute;
  top: 0;
  right: 0;
  width: 168px;
  height: 168px;
  background: var(--c-deep);
  border-radius: 0 0 0 120px;
  opacity: .08;
  z-index: -1;
  pointer-events: none;
}

.page-faq .faq-hero__kicker {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .2em;
  color: var(--c-amber);
}

.page-faq .faq-hero h1 {
  margin: 0 0 18px;
  max-width: 15ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 7vw, 60px);
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--c-deep);
}

.page-faq .faq-hero__lede {
  max-width: 62ch;
  margin: 0 0 22px;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.8;
  color: var(--c-ink);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}

/* ---------- 检索台 ---------- */
.page-faq .faq-search {
  padding: 22px 20px 20px;
  background: var(--c-fog);
  border-radius: var(--r-l);
  border: 1px solid var(--c-mist);
  box-shadow: var(--shadow);
}

.page-faq .faq-search .search-label {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: .02em;
  color: var(--c-deep);
}

.page-faq .faq-search .search-field {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--c-paper);
  border: 1px solid var(--c-mist);
  border-radius: 999px;
  transition: border-color 200ms var(--ease), box-shadow 200ms var(--ease);
}

.page-faq .faq-search .search-field:focus-within {
  border-color: var(--c-amber);
  box-shadow: 0 0 0 3px rgba(255, 196, 107, .38);
}

.page-faq .faq-search .search-field__icon {
  padding: 0 6px 0 16px;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--c-deep-3);
}

.page-faq .faq-search .search-input {
  flex: 1 1 auto;
  min-width: 0;
  padding: 13px 18px 13px 6px;
  border: 0;
  background: transparent;
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--c-ink);
  outline: none;
}

.page-faq .faq-search .filter-status {
  margin: 12px 0 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-graphite);
}

.page-faq .faq-search .search-hint {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-graphite);
}

.page-faq .faq-search .search-hint a {
  color: var(--c-deep-3);
  text-decoration: none;
  border-bottom: 1px solid var(--c-mist);
  transition: border-color 200ms var(--ease), color 200ms var(--ease);
}

.page-faq .faq-search .search-hint a:hover,
.page-faq .faq-search .search-hint a:focus-visible {
  color: var(--c-warn);
  border-bottom-color: var(--c-amber);
}

/* ---------- 章节骨架 ---------- */
.page-faq .faq-section {
  padding: 44px 0 48px;
  border-top: 1px solid var(--c-mist);
}

.page-faq .faq-section:first-of-type {
  border-top: 0;
}

.page-faq .faq-num {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .22em;
  color: var(--c-amber);
}

.page-faq .faq-section .section-title {
  margin: 0 0 12px;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 4vw, 36px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--c-deep);
}

.page-faq .faq-section .section-lede {
  max-width: 66ch;
  margin: 0 0 8px;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-ink);
}

.page-faq .faq-section .section-lede a {
  color: var(--c-deep-3);
  text-decoration: none;
  border-bottom: 1px solid var(--c-mist);
}

.page-faq .faq-section .section-lede a:hover,
.page-faq .faq-section .section-lede a:focus-visible {
  color: var(--c-warn);
  border-bottom-color: var(--c-amber);
}

/* ---------- 图 ---------- */
.page-faq .faq-figure {
  margin: 24px 0 28px;
}

.page-faq .faq-figure .media {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-l);
  background: var(--c-mist);
}

.page-faq .faq-figure .media--3x2 {
  aspect-ratio: 3 / 2;
}

.page-faq .faq-figure .media__img,
.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-faq .faq-figure .media__caption {
  margin-top: 10px;
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-graphite);
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 8px;
}

.page-faq .faq-item {
  position: relative;
  background: var(--c-paper);
  border: 1px solid var(--c-mist);
  border-radius: var(--faq-radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform 200ms var(--ease), border-color 200ms var(--ease);
}

.page-faq .faq-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--c-amber);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 240ms var(--ease);
}

.page-faq .faq-item[open]::before {
  transform: scaleY(1);
}

.page-faq .faq-item:hover {
  transform: translateY(-2px);
  border-color: var(--c-amber-soft);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px 16px 22px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.5;
  color: var(--c-deep);
}

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

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--c-amber);
  outline-offset: -2px;
}

.page-faq .faq-item__q-text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-item__chev {
  flex: 0 0 auto;
  position: relative;
  width: 16px;
  height: 16px;
  margin-top: 5px;
}

.page-faq .faq-item__chev::before,
.page-faq .faq-item__chev::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--c-deep-3);
  border-radius: 2px;
  transition: transform 220ms var(--ease), background-color 200ms var(--ease);
}

.page-faq .faq-item__chev::before {
  width: 14px;
  height: 2px;
  transform: translate(-50%, -50%);
}

.page-faq .faq-item__chev::after {
  width: 2px;
  height: 14px;
  transform: translate(-50%, -50%);
}

.page-faq .faq-item[open] .faq-item__chev::after {
  transform: translate(-50%, -50%) scaleY(0);
}

.page-faq .faq-item[open] .faq-item__chev::before {
  background: var(--c-amber);
}

.page-faq .faq-item__body {
  padding: 0 20px 18px 22px;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-ink);
}

.page-faq .faq-item__body p {
  margin: 0 0 10px;
}

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

.page-faq .faq-item__body a {
  color: var(--c-deep-3);
  text-decoration: none;
  border-bottom: 1px solid var(--c-amber-soft);
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-faq .faq-item__body a:hover,
.page-faq .faq-item__body a:focus-visible {
  color: var(--c-warn);
  border-bottom-color: var(--c-warn);
}

.page-faq .faq-item__body strong {
  font-weight: 700;
  color: var(--c-deep);
}

.page-faq .faq-item__foot {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 14px !important;
  padding-top: 12px;
  border-top: 1px dashed var(--c-mist);
  font-size: 12px;
  color: var(--c-graphite);
}

.page-faq .faq-steps {
  margin: 0 0 10px;
  padding-left: 0;
  list-style: none;
  counter-reset: faqstep;
}

.page-faq .faq-steps li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 8px;
  counter-increment: faqstep;
}

.page-faq .faq-steps li::before {
  content: counter(faqstep);
  position: absolute;
  left: 0;
  top: 3px;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: var(--c-deep);
  color: var(--c-paper);
  font-family: var(--font-mono);
  font-size: 11px;
}

/* ---------- 导出区双栏 ---------- */
.page-faq .faq-export {
  display: grid;
  gap: 24px;
}

.page-faq .faq-list--side {
  margin-top: 0;
}

/* ---------- 分类索引网格 ---------- */
.page-faq .faq-section--index {
  background: var(--c-fog);
  border-radius: var(--r-l);
  padding: 40px 20px 36px;
  margin-top: 8px;
}

.page-faq .faq-cat-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-cat {
  grid-column: span 1;
}

.page-faq .faq-cat a {
  display: flex;
  flex-direction: column;
  gap: 6px;
  height: 100%;
  padding: 16px 18px;
  border-radius: var(--faq-radius);
  background: var(--c-paper);
  border: 1px solid var(--c-mist);
  text-decoration: none;
  transition: transform 200ms var(--ease), border-color 200ms var(--ease), background-color 200ms var(--ease);
}

.page-faq .faq-cat a:hover,
.page-faq .faq-cat a:focus-visible {
  transform: translateY(-2px);
  border-color: var(--c-amber);
  background: #FFFDF8;
}

.page-faq .faq-cat__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.4;
  color: var(--c-deep);
}

.page-faq .faq-cat__count {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--c-graphite);
}

.page-faq .faq-cat__count .num {
  font-size: 20px;
  font-weight: 500;
  color: var(--c-amber);
  margin-right: 3px;
}

.page-faq .faq-cat__time {
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--c-graphite);
}

.page-faq .faq-cat-note {
  margin: 22px 0 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-ink);
}

.page-faq .faq-cat-note a {
  color: var(--c-deep-3);
  text-decoration: none;
  border-bottom: 1px solid var(--c-amber-soft);
}

.page-faq .faq-cat-note a:hover,
.page-faq .faq-cat-note a:focus-visible {
  color: var(--c-warn);
  border-bottom-color: var(--c-warn);
}

/* ---------- 联系区 ---------- */
.page-faq .faq-contact {
  display: grid;
  gap: 22px;
  margin-top: 6px;
}

.page-faq .faq-contact__list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-faq .faq-contact__list li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--c-mist);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--c-ink);
}

.page-faq .faq-contact__list li:last-child {
  border-bottom: 0;
}

.page-faq .faq-contact__no {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--c-amber);
}

.page-faq .faq-contact__box {
  padding: 22px 20px;
  border-radius: var(--r-l);
  background: var(--c-deep);
  color: var(--c-paper);
}

.page-faq .faq-contact__label {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: .06em;
  color: var(--c-amber-soft);
}

.page-faq .faq-contact__line {
  margin: 0 0 8px;
  font-size: 15px;
  color: var(--c-paper);
  word-break: break-all;
}

.page-faq .faq-contact__note {
  margin: 12px 0 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-faq .faq-contact__note a {
  color: var(--c-amber-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 196, 107, .4);
}

.page-faq .faq-contact__note a:hover,
.page-faq .faq-contact__note a:focus-visible {
  color: var(--c-amber);
  border-bottom-color: var(--c-amber);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-cat-grid {
    grid-template-columns: repeat(6, 1fr);
  }

  .page-faq .faq-cat--span2 { grid-column: span 2; }
  .page-faq .faq-cat--span3 { grid-column: span 3; }
  .page-faq .faq-cat--span4 { grid-column: span 4; }

  .page-faq .faq-section--index {
    padding: 44px 32px 40px;
  }

  .page-faq .faq-item__q {
    font-size: 18px;
    padding: 20px 24px 18px 26px;
  }

  .page-faq .faq-item__body {
    padding: 0 24px 20px 26px;
  }

  .page-faq .faq-search {
    padding: 26px 28px 24px;
  }

  .page-faq .faq-contact {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: 28px;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-hero {
    padding: 36px 0 52px;
  }

  .page-faq .faq-hero__deco {
    width: 240px;
    height: 240px;
    border-radius: 0 0 0 180px;
  }

  .page-faq .faq-section {
    padding: 56px 0 60px;
  }

  .page-faq .faq-export {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
    gap: 32px;
  }

  .page-faq .faq-figure--side {
    position: sticky;
    top: calc(var(--top-h) + 20px);
    margin-top: 0;
  }

  .page-faq .faq-cat-grid {
    grid-template-columns: repeat(12, 1fr);
  }

  .page-faq .faq-cat--span2 { grid-column: span 2; }
  .page-faq .faq-cat--span3 { grid-column: span 3; }
  .page-faq .faq-cat--span4 { grid-column: span 4; }
}