.page-faq {
  --faq-toc-w: 264px;
  --faq-dark: var(--yta-ink);
  --faq-dark-text: #B6C9D8;
  position: relative;
  color: var(--yta-ink);
  background: var(--yta-paper);
  font-family: var(--yta-font-body);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: calc(var(--yta-header-h) + 26px) 0 56px;
  background:
    linear-gradient(142deg, rgba(205, 237, 234, 0.62) 0%, rgba(247, 251, 254, 0) 52%),
    var(--yta-paper);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(215, 228, 239, 0.62) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(215, 228, 239, 0.62) 1px, transparent 1px);
  background-size: 68px 68px;
  opacity: 0.85;
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -8%;
  top: 8%;
  width: 46%;
  height: 1px;
  background: linear-gradient(to left, rgba(0, 166, 178, 0), rgba(0, 166, 178, 0.7));
  transform: rotate(-24deg);
  transform-origin: right center;
  pointer-events: none;
}

.page-faq .faq-hero > .yta-container {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 30px;
  margin-top: 26px;
}

.page-faq .faq-hero__lead h1 {
  margin: 12px 0 0;
  font-family: var(--yta-font-head);
  font-size: clamp(30px, 6vw, 50px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  max-width: 18em;
}

.page-faq .faq-hero__sub {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--yta-graphite);
}

.page-faq .faq-scenes {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.page-faq .faq-scene {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid var(--yta-line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  color: var(--yta-blue-deep);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: border-color var(--yta-dur) var(--yta-ease), transform var(--yta-dur) var(--yta-ease), color var(--yta-dur) var(--yta-ease);
}

.page-faq .faq-scene:hover,
.page-faq .faq-scene:focus-visible {
  border-color: var(--yta-cyan);
  color: var(--yta-blue-bright);
  transform: translateY(-2px);
  outline: none;
}

.page-faq .faq-scene__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--yta-blue-bright);
}

.page-faq .faq-scene__dot--cyan { background: var(--yta-cyan); }
.page-faq .faq-scene__dot--mist { background: var(--yta-violet); }
.page-faq .faq-scene__dot--warm { background: var(--yta-warm); }

.page-faq .faq-hero__side {
  border: 1px solid var(--yta-line);
  background: rgba(255, 255, 255, 0.78);
  padding: 18px 18px 20px;
}

.page-faq .faq-hero__side-title {
  margin: 0 0 12px;
  font-family: var(--yta-font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--yta-graphite);
  text-transform: uppercase;
}

.page-faq .faq-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .faq-index__item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 13px 14px;
  border: 1px solid var(--yta-line);
  background: var(--yta-white);
  color: var(--yta-ink);
  text-decoration: none;
  transition: box-shadow var(--yta-dur) var(--yta-ease), border-color var(--yta-dur) var(--yta-ease), transform var(--yta-dur) var(--yta-ease);
}

.page-faq .faq-index__item:hover,
.page-faq .faq-index__item:focus-visible {
  border-color: var(--yta-cyan);
  box-shadow: inset 3px 0 0 var(--yta-cyan);
  transform: translateX(2px);
  outline: none;
}

.page-faq .faq-index__num {
  font-family: var(--yta-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--yta-cyan);
}

.page-faq .faq-index__name {
  font-family: var(--yta-font-head);
  font-size: 15px;
  font-weight: 700;
}

.page-faq .faq-index__count {
  font-family: var(--yta-font-mono);
  font-size: 12px;
  color: var(--yta-graphite);
}

/* ---------- 主体双栏 ---------- */
.page-faq .faq-body {
  padding: 10px 0 64px;
}

.page-faq .faq-layout {
  display: grid;
  gap: 30px;
}

.page-faq .faq-toc {
  min-width: 0;
}

.page-faq .faq-toc__title {
  margin: 0 0 10px;
  font-family: var(--yta-font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--yta-graphite);
  text-transform: uppercase;
}

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

.page-faq .faq-toc__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 10px 14px;
  white-space: nowrap;
  border: 1px solid var(--yta-line);
  background: var(--yta-white);
  color: var(--yta-blue-deep);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: border-color var(--yta-dur) var(--yta-ease), color var(--yta-dur) var(--yta-ease);
}

.page-faq .faq-toc__link em {
  font-family: var(--yta-font-mono);
  font-style: normal;
  font-size: 12px;
  color: var(--yta-graphite);
}

.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  border-color: var(--yta-blue-bright);
  color: var(--yta-blue-bright);
  outline: none;
}

.page-faq .faq-toc__home {
  display: none;
}

/* ---------- 问答组 ---------- */
.page-faq .faq-panels {
  min-width: 0;
}

.page-faq .faq-group {
  padding-top: 6px;
  margin-bottom: 52px;
  scroll-margin-top: calc(var(--yta-header-h) + 22px);
}

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

.page-faq .faq-group__head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--yta-ink);
}

.page-faq .faq-group__badge {
  flex: none;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  background: var(--yta-blue-deep);
  color: var(--yta-white);
  font-family: var(--yta-font-mono);
  font-size: 14px;
  letter-spacing: 0.04em;
}

.page-faq .faq-group--cyan .faq-group__badge { background: var(--yta-cyan); }
.page-faq .faq-group--family .faq-group__badge { background: var(--yta-violet); }
.page-faq .faq-group__badge--warm {
  background: var(--yta-warm);
  color: var(--yta-ink);
}

.page-faq .faq-group__head h2 {
  margin: 4px 0 0;
  font-family: var(--yta-font-head);
  font-size: clamp(22px, 3.6vw, 30px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.page-faq .faq-group__desc {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--yta-graphite);
}

.page-faq .faq-group__intro {
  display: grid;
  gap: 22px;
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 0;
  border: 1px solid var(--yta-line);
  background: var(--yta-white);
  padding: 10px 10px 12px;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  background: var(--yta-mist);
}

.page-faq .faq-figure--wide {
  margin-top: 22px;
}

.page-faq .faq-figure--wide img {
  aspect-ratio: 3 / 2;
}

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

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

.page-faq .faq-group__intro + .faq-q,
.page-faq .faq-figure + .faq-q,
.page-faq .faq-group__head + .faq-q {
  border-top: none;
}

.page-faq .faq-q summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 17px 2px;
  cursor: pointer;
  list-style: none;
  color: var(--yta-ink);
  transition: color var(--yta-dur) var(--yta-ease);
}

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

.page-faq .faq-q summary:hover,
.page-faq .faq-q summary:focus-visible {
  color: var(--yta-blue-bright);
  outline: none;
}

.page-faq .faq-q__num {
  flex: none;
  min-width: 26px;
  padding-top: 2px;
  font-family: var(--yta-font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--yta-cyan);
}

.page-faq .faq-q__text {
  flex: 1;
  font-family: var(--yta-font-head);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.6;
}

.page-faq .faq-q__mark {
  position: relative;
  flex: none;
  width: 14px;
  height: 14px;
  margin-top: 5px;
  color: var(--yta-cyan);
}

.page-faq .faq-q__mark::before,
.page-faq .faq-q__mark::after {
  content: "";
  position: absolute;
  background: currentColor;
}

.page-faq .faq-q__mark::before {
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  transform: translateY(-50%);
}

.page-faq .faq-q__mark::after {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  transform: translateX(-50%);
  transition: transform var(--yta-dur) var(--yta-ease), opacity var(--yta-dur) var(--yta-ease);
}

.page-faq .faq-q[open] .faq-q__mark::after {
  transform: translateX(-50%) scaleY(0);
  opacity: 0;
}

.page-faq .faq-a {
  padding: 0 0 20px 38px;
  border-left: 1px solid transparent;
  font-size: 15px;
  line-height: 1.85;
  color: var(--yta-graphite);
}

.page-faq .faq-a p {
  margin: 0 0 8px;
}

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

.page-faq .faq-a ol {
  margin: 4px 0 10px;
  padding-left: 20px;
}

.page-faq .faq-a li {
  margin-bottom: 4px;
}

.page-faq .faq-a a {
  color: var(--yta-blue-bright);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 企业深色块 ---------- */
.page-faq .faq-group--corp {
  background: var(--faq-dark);
  color: #EAF3FA;
  padding: 28px 20px 24px;
  border-radius: var(--yta-radius);
}

.page-faq .faq-group--corp .faq-group__head {
  border-bottom-color: rgba(255, 255, 255, 0.22);
}

.page-faq .faq-group--corp .faq-group__head h2 {
  color: #FFFFFF;
}

.page-faq .faq-group--corp .faq-group__desc {
  color: var(--faq-dark-text);
}

.page-faq .faq-group--corp .faq-q {
  border-top-color: rgba(255, 255, 255, 0.14);
}

.page-faq .faq-group--corp .faq-q summary {
  color: #EAF3FA;
}

.page-faq .faq-group--corp .faq-q summary:hover,
.page-faq .faq-group--corp .faq-q summary:focus-visible {
  color: var(--yta-warm);
}

.page-faq .faq-group--corp .faq-q__num {
  color: var(--yta-warm);
}

.page-faq .faq-group--corp .faq-q__mark {
  color: rgba(255, 255, 255, 0.7);
}

.page-faq .faq-group--corp .faq-a {
  color: var(--faq-dark-text);
}

.page-faq .faq-group--corp .faq-a a {
  color: #8FDFE5;
}

.page-faq .faq-corpcall {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.page-faq .faq-corpcall p {
  flex: 1 1 240px;
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--faq-dark-text);
}

/* ---------- 联系路径 ---------- */
.page-faq .faq-help {
  padding: 56px 0 64px;
  background: linear-gradient(180deg, var(--yta-mist) 0%, #E8F4F3 100%);
  border-top: 1px solid rgba(0, 166, 178, 0.28);
}

.page-faq .faq-help__grid {
  display: grid;
  gap: 28px;
}

.page-faq .faq-help__lead h2 {
  margin: 10px 0 0;
  font-family: var(--yta-font-head);
  font-size: clamp(22px, 3.6vw, 32px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.page-faq .faq-help__sub {
  margin: 14px 0 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--yta-graphite);
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 22px;
}

.page-faq .faq-help__top {
  color: var(--yta-blue-deep);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.page-faq .faq-help__top:hover,
.page-faq .faq-help__top:focus-visible {
  color: var(--yta-blue-bright);
  outline: none;
}

.page-faq .faq-help__card {
  padding: 6px 20px 20px;
  background: var(--yta-white);
  border: 1px solid var(--yta-line);
  border-top: 3px solid var(--yta-blue-deep);
}

.page-faq .faq-help__card .faq-crow {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 16px 0;
  border-bottom: 1px solid var(--yta-line);
}

.page-faq .faq-help__card .yta-contact-row__key {
  font-size: 13px;
  font-weight: 600;
  color: var(--yta-graphite);
  white-space: nowrap;
}

.page-faq .faq-help__card .yta-contact-row__value {
  font-family: var(--yta-font-mono);
  font-size: 13px;
  color: var(--yta-blue-deep);
  overflow-wrap: anywhere;
}

.page-faq .faq-copy {
  padding: 6px 12px;
  font-size: 12px;
  white-space: nowrap;
}

.page-faq .faq-copy[data-copied] {
  border-color: var(--yta-cyan);
  color: var(--yta-cyan);
}

.page-faq .faq-crow__note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--yta-graphite);
}

.page-faq .faq-crow__note a {
  color: var(--yta-blue-bright);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-crow__addr {
  margin: 10px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--yta-line);
  font-size: 13px;
  line-height: 1.8;
  color: var(--yta-graphite);
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-hero {
    padding: calc(var(--yta-header-h) + 34px) 0 68px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 48px;
    align-items: end;
    margin-top: 30px;
  }

  .page-faq .faq-group__intro {
    grid-template-columns: minmax(0, 1fr) 220px;
    gap: 28px;
    align-items: start;
  }

  .page-faq .faq-figure--wide img {
    aspect-ratio: 21 / 9;
  }

  .page-faq .faq-help__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-faq .faq-help__card {
    padding: 8px 24px 24px;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-toc-w) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--yta-header-h) + 24px);
    padding: 20px 18px 18px;
    border: 1px solid var(--yta-line);
    border-left: 3px solid var(--yta-blue-deep);
    background: rgba(255, 255, 255, 0.9);
  }

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

  .page-faq .faq-toc__link {
    border: none;
    border-left: 2px solid transparent;
    background: transparent;
    padding: 10px 10px 10px 12px;
    justify-content: space-between;
    white-space: normal;
    color: var(--yta-ink);
  }

  .page-faq .faq-toc__link:hover,
  .page-faq .faq-toc__link:focus-visible {
    border-left-color: var(--yta-cyan);
    background: rgba(205, 237, 234, 0.4);
    color: var(--yta-blue-deep);
  }

  .page-faq .faq-toc__home {
    display: inline-block;
    margin-top: 16px;
    font-size: 13px;
    font-weight: 600;
    color: var(--yta-graphite);
    text-decoration: none;
    border-bottom: 1px solid var(--yta-line-soft);
  }

  .page-faq .faq-toc__home:hover,
  .page-faq .faq-toc__home:focus-visible {
    color: var(--yta-blue-bright);
    border-bottom-color: var(--yta-blue-bright);
    outline: none;
  }

  .page-faq .faq-group__intro {
    grid-template-columns: minmax(0, 1fr) 248px;
    gap: 36px;
  }

  .page-faq .faq-group--corp {
    padding: 36px 34px 30px;
  }

  .page-faq .faq-q summary {
    padding: 19px 4px;
  }

  .page-faq .faq-a {
    padding-left: 42px;
    max-width: 42em;
  }
}

@media (min-width: 1240px) {
  .page-faq .faq-hero__lead h1 {
    font-size: 50px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-scene,
  .page-faq .faq-index__item,
  .page-faq .faq-toc__link,
  .page-faq .faq-q,
  .page-faq .faq-q__mark::after {
    transition: none;
  }

  .page-faq .faq-scene:hover,
  .page-faq .faq-index__item:hover {
    transform: none;
  }
}
<<<END>>>