.page-faq {
  --faq-rail-w: 236px;
  --faq-split: 60px;
  display: block;
}

.page-faq [id] {
  scroll-margin-top: 128px;
}

/* 面包屑 */
.page-faq .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding-top: 22px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--gray);
}

.page-faq .breadcrumb a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--gray);
  text-decoration: none;
  transition: color .18s var(--ease);
}

.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  color: var(--cyan);
}

.page-faq .breadcrumb [aria-current="page"] {
  color: var(--green);
}

/* 首屏 */
.page-faq .faq-hero {
  padding-top: clamp(24px, 4.5vw, 52px);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
  align-items: center;
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
  }
}

.page-faq .faq-hero__eyebrow {
  margin: 0 0 14px;
  font-size: 12.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--green);
}

.page-faq .faq-hero__lead h1 {
  margin: 0 0 22px;
  max-width: 16ch;
  font-size: clamp(34px, 6.2vw, 66px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--white);
}

.page-faq .faq-hero__lead .lead {
  margin: 0;
  max-width: 58ch;
  color: var(--gray);
  font-size: 16.5px;
  line-height: 1.78;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-faq .faq-hero__media {
  margin: 0;
}

.page-faq .faq-hero__media img,
.page-faq .faq-band__media img {
  display: block;
  max-width: 100%;
  height: auto;
}

/* 问答台 */
.page-faq .faq-desk {
  padding-top: clamp(48px, 8vw, 108px);
}

.page-faq .faq-desk__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
}

@media (min-width: 980px) {
  .page-faq .faq-desk__layout {
    grid-template-columns: var(--faq-rail-w) minmax(0, 1fr);
    gap: var(--faq-split);
    align-items: start;
  }
}

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

.page-faq .faq-rail__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--gray);
}

.page-faq .faq-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

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

.page-faq .faq-rail__link {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 18px;
  border-left: 3px solid transparent;
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--gray);
  font-size: 14.5px;
  font-weight: 500;
  white-space: nowrap;
  text-decoration: none;
  transition: color .18s var(--ease), background-color .18s var(--ease), border-color .18s var(--ease);
}

.page-faq .faq-rail__link:hover {
  color: var(--cyan);
  border-left-color: var(--cyan-line);
}

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

.page-faq .faq-rail__link[aria-current="true"] {
  color: var(--white);
  background: var(--green-soft);
  border-left-color: var(--green);
}

@media (min-width: 980px) {
  .page-faq .faq-rail {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }

  .page-faq .faq-rail__list {
    flex-direction: column;
    gap: 4px;
    overflow: visible;
    padding-bottom: 0;
  }
}

/* 问答流 */
.page-faq .faq-flow {
  min-width: 0;
}

.page-faq .faq-block + .faq-block {
  padding-top: clamp(44px, 6vw, 72px);
}

.page-faq .faq-block__head {
  margin-bottom: 18px;
}

.page-faq .faq-block__idx {
  margin: 0 0 8px;
  font-size: 12.5px;
  letter-spacing: .16em;
  color: var(--green);
}

.page-faq .faq-block .section-title {
  margin: 0;
  max-width: 24ch;
  font-size: clamp(23px, 3vw, 32px);
  line-height: 1.28;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-faq .faq-list {
  border-top: 1px solid var(--divider);
}

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

.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  min-height: 44px;
  padding: 20px 2px;
  list-style: none;
  cursor: pointer;
  font-size: 16.5px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--white);
  transition: color .18s var(--ease);
}

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

.page-faq .faq-item summary:hover {
  color: var(--green);
}

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-radius: 4px;
}

.page-faq .faq-arrow {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  margin-top: 8px;
  border-right: 2px solid var(--cyan);
  border-bottom: 2px solid var(--cyan);
  transform: rotate(45deg);
  transform-origin: 62% 62%;
  transition: transform .18s var(--ease), border-color .18s var(--ease);
}

.page-faq .faq-item[open] .faq-arrow {
  transform: rotate(-135deg);
  border-color: var(--green);
}

.page-faq .faq-a {
  max-width: 66ch;
  padding: 0 48px 22px 0;
}

.page-faq .faq-a p {
  margin: 0;
  color: var(--gray);
  font-size: 15.5px;
  line-height: 1.78;
}

@media (max-width: 640px) {
  .page-faq .faq-item summary {
    padding: 18px 2px;
    font-size: 15.5px;
  }

  .page-faq .faq-a {
    padding-right: 14px;
  }
}

/* 服务时段提示带 */
.page-faq .faq-band {
  padding-top: clamp(56px, 8vw, 104px);
}

.page-faq .faq-band__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  align-items: center;
  padding: 34px 22px;
  border-left: 3px solid var(--green);
  border-radius: var(--radius);
  background-color: var(--panel);
  background-image: repeating-linear-gradient(
    122deg,
    rgba(61, 255, 166, .055) 0,
    rgba(61, 255, 166, .055) 2px,
    transparent 2px,
    transparent 14px
  );
}

@media (min-width: 880px) {
  .page-faq .faq-band__inner {
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 56px;
    padding: 48px 56px;
  }
}

.page-faq .faq-band__eyebrow {
  margin: 0 0 10px;
  font-size: 12.5px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-faq .faq-band__text h2 {
  margin: 0 0 14px;
  max-width: 22ch;
  font-size: clamp(22px, 2.8vw, 30px);
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-faq .faq-band__text p {
  margin: 0;
  max-width: 54ch;
  color: var(--gray);
  font-size: 15.5px;
  line-height: 1.78;
}

.page-faq .faq-band__list {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 30px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-band__list li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 13px;
  color: var(--gray);
}

.page-faq .faq-band__list .num {
  font-size: 21px;
  font-weight: 700;
  line-height: 1.15;
  color: var(--green);
}

.page-faq .faq-band__media {
  margin: 0;
}

.page-faq .faq-band__media img {
  border-radius: var(--radius-sm);
}

/* 求助区 */
.page-faq .faq-help {
  padding-top: clamp(56px, 8vw, 104px);
}

.page-faq .faq-help__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

@media (min-width: 900px) {
  .page-faq .faq-help__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: start;
  }
}

.page-faq .faq-help__idx {
  margin: 0 0 10px;
  font-size: 12.5px;
  letter-spacing: .16em;
  color: var(--orange);
}

.page-faq .faq-help__main h2 {
  margin: 0 0 16px;
  max-width: 20ch;
  font-size: clamp(24px, 3.2vw, 38px);
  line-height: 1.24;
  font-weight: 900;
  letter-spacing: -0.015em;
  color: var(--white);
}

.page-faq .faq-help__main > p {
  margin: 0;
  max-width: 58ch;
  color: var(--gray);
  font-size: 16px;
  line-height: 1.78;
}

.page-faq .faq-help__list {
  display: grid;
  gap: 14px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-help__list li {
  padding-left: 16px;
  border-left: 2px solid var(--line);
  color: var(--gray);
  font-size: 15px;
  line-height: 1.7;
}

.page-faq .faq-help__list strong {
  display: block;
  margin-bottom: 2px;
  font-weight: 600;
  color: var(--white);
}

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

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

.page-faq .faq-card__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .14em;
  color: var(--gray);
}

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

.page-faq .faq-card__links a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 6px 0;
  border-bottom: 1px solid var(--divider);
  color: var(--white);
  font-size: 15px;
  line-height: 1.5;
  text-decoration: none;
  transition: color .18s var(--ease);
}

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

.page-faq .faq-card__links a:hover {
  color: var(--green);
}

.page-faq .faq-card__links a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* 收尾折线 */
.page-faq .faq-trail {
  width: 100%;
  height: clamp(64px, 9vw, 110px);
  margin-top: clamp(48px, 7vw, 88px);
  overflow: hidden;
}

.page-faq .faq-trail svg {
  display: block;
  width: 100%;
  height: 100%;
}

.page-faq .faq-trail polyline {
  fill: none;
  stroke: url(#faqTrailGrad);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-arrow,
  .page-faq .faq-item summary,
  .page-faq .faq-rail__link,
  .page-faq .faq-card__links a {
    transition-duration: .01ms;
  }
}