.page-faq {
  --faq-stroke: rgba(233, 185, 73, 0.6);
  --faq-glow: rgba(233, 185, 73, 0.13);
}

/* ================= 首屏 ================= */

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding-bottom: clamp(40px, 7vw, 88px);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -14%;
  bottom: -38%;
  width: 64%;
  height: 320px;
  background: radial-gradient(circle at 34% 34%, var(--faq-glow), transparent 68%);
  transform: rotate(-12deg);
  pointer-events: none;
}

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

.page-faq .breadcrumb {
  margin-bottom: clamp(24px, 3.5vw, 44px);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 44px);
  align-items: center;
}

.page-faq .faq-hero__title {
  margin: 12px 0 0;
  font-size: clamp(34px, 5.2vw, 68px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  max-width: 15em;
}

.page-faq .faq-hero__lede {
  margin-top: clamp(16px, 2.5vw, 26px);
  max-width: 46ch;
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: clamp(22px, 3vw, 34px);
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-hero__metaItem {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ash);
}

.page-faq .faq-hero__metaItem .num {
  font-size: 16px;
  color: var(--gold);
}

.page-faq .faq-hero__media {
  position: relative;
  border: 1px solid var(--line-mid);
  overflow: hidden;
}

.page-faq .faq-hero__media::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 64px;
  height: 2px;
  background: var(--gold);
}

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

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: clamp(36px, 5vw, 68px);
  }

  .page-faq .faq-hero__media {
    align-self: end;
  }
}

/* ================= 主体两栏 ================= */

.page-faq .faq-body {
  padding-top: clamp(28px, 4.5vw, 56px);
}

.page-faq .faq-body__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-faq .faq-body__main,
.page-faq .faq-index {
  min-width: 0;
}

.page-faq .faq-index {
  order: -1;
}

@media (min-width: 1000px) {
  .page-faq .faq-body__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 3fr);
    gap: clamp(44px, 5.5vw, 80px);
  }

  .page-faq .faq-index {
    order: 0;
    position: sticky;
    top: 96px;
  }
}

/* ================= 分组 ================= */

.page-faq .faq-group {
  padding: clamp(30px, 4.5vw, 52px) 0;
  border-top: 1px solid var(--line-soft);
}

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

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(14px, 2.4vw, 26px);
  align-items: start;
  margin-bottom: clamp(18px, 2.6vw, 28px);
}

.page-faq .faq-group__num {
  font-family: var(--font-display);
  font-size: clamp(38px, 5.6vw, 74px);
  font-weight: 200;
  line-height: 0.78;
  letter-spacing: -0.02em;
  color: rgba(233, 185, 73, 0.36);
}

@supports (-webkit-text-stroke: 1px red) {
  .page-faq .faq-group__num {
    color: transparent;
    -webkit-text-stroke: 1px var(--faq-stroke);
  }
}

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

.page-faq .faq-group__lede {
  margin: 10px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ash);
}

.page-faq .faq-group__items {
  display: block;
}

/* ================= 折叠问答 ================= */

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

.page-faq .faq-item > summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 2px 18px 0;
  cursor: pointer;
  list-style: none;
  font-size: 16.5px;
  line-height: 1.6;
  color: var(--cloud);
  transition: color 160ms var(--ease), padding-left 200ms var(--ease);
}

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

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

.page-faq .faq-item > summary:hover,
.page-faq .faq-item > summary:focus-visible {
  color: var(--gold-soft);
  padding-left: 6px;
}

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

.page-faq .faq-item__mark {
  position: relative;
  flex: 0 0 14px;
  width: 14px;
  height: 14px;
  margin-top: 7px;
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  background: var(--gold);
  transition: transform 240ms var(--ease), opacity 240ms var(--ease);
}

.page-faq .faq-item__mark::before {
  left: 0;
  top: 50%;
  width: 14px;
  height: 1px;
  margin-top: -0.5px;
}

.page-faq .faq-item__mark::after {
  left: 50%;
  top: 0;
  width: 1px;
  height: 14px;
  margin-left: -0.5px;
}

.page-faq .faq-item[open] .faq-item__mark::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-faq .faq-item__a {
  padding: 0 clamp(24px, 6vw, 64px) 22px 0;
  max-width: 64ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ash);
}

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

.page-faq .faq-item__a a {
  color: var(--gold);
  text-decoration: underline;
  text-decoration-color: rgba(233, 185, 73, 0.42);
  text-underline-offset: 3px;
  transition: color 160ms var(--ease), text-decoration-color 160ms var(--ease);
}

.page-faq .faq-item__a a:hover {
  color: var(--gold-soft);
  text-decoration-color: var(--gold-soft);
}

.page-faq .faq-item[open] > .faq-item__a {
  animation: faq-answer-in 240ms var(--ease);
}

@keyframes faq-answer-in {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ================= 右侧索引 ================= */

.page-faq .faq-index__nav {
  margin-top: 12px;
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  overflow-x: auto;
  border-bottom: 1px solid var(--line-soft);
  scrollbar-width: none;
}

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

.page-faq .faq-index__link {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 12px 16px;
  white-space: nowrap;
  font-size: 14px;
  color: var(--ash);
  text-decoration: none;
  transition: color 160ms var(--ease), padding-left 200ms var(--ease);
}

.page-faq .faq-index__link .num {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: rgba(233, 185, 73, 0.62);
}

.page-faq .faq-index__link::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 50%;
  width: 2px;
  height: 0;
  background: var(--gold);
  transform: translateY(-50%);
  transition: height 180ms var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--cloud);
  padding-left: 22px;
}

.page-faq .faq-index__link:hover::before,
.page-faq .faq-index__link:focus-visible::before {
  height: 62%;
}

@media (min-width: 1000px) {
  .page-faq .faq-index__list {
    flex-direction: column;
    flex-wrap: nowrap;
    overflow-x: visible;
    border-bottom: 0;
    border-left: 1px solid var(--line-soft);
  }

  .page-faq .faq-index__link {
    padding: 11px 8px 11px 16px;
    white-space: normal;
  }
}

/* ================= 反馈板块 ================= */

.page-faq .faq-flow {
  padding-top: clamp(34px, 5.5vw, 72px);
  padding-bottom: clamp(40px, 7vw, 96px);
}

.page-faq .faq-flow__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 4.5vw, 52px);
  align-items: start;
}

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

.page-faq .faq-flow__cta {
  margin: clamp(22px, 3vw, 34px) 0 0;
}

.page-faq .faq-flow__media {
  position: relative;
  border: 1px solid var(--line-mid);
  overflow: hidden;
  transition: transform 160ms var(--ease), border-color 160ms var(--ease);
}

.page-faq .faq-flow__media::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(233, 185, 73, 0.08), transparent 58%);
  pointer-events: none;
  z-index: 1;
}

.page-faq .faq-flow__media:hover {
  transform: translateY(-2px);
  border-color: rgba(233, 185, 73, 0.55);
}

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

@media (min-width: 900px) {
  .page-faq .faq-flow__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(44px, 5.5vw, 80px);
  }

  .page-faq .faq-flow__media {
    margin-top: clamp(12px, 2vw, 30px);
  }
}

/* ================= 窄屏收尾 ================= */

@media (max-width: 599px) {
  .page-faq .faq-hero__meta {
    gap: 8px 18px;
  }

  .page-faq .faq-item__a {
    padding-right: 12px;
  }

  .page-faq .faq-index__link {
    padding: 11px 13px;
    font-size: 13px;
  }
}