.page-faq {
  --faq-side-w: 260px;
  --faq-gap: clamp(24px, 4vw, 56px);
  --faq-panel-bg: rgba(10, 33, 54, .72);
  --faq-scanline: rgba(56, 225, 208, .16);
}

.page-faq .faq-crumb-row {
  padding-top: clamp(20px, 3vw, 34px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(28px, 5vw, 60px) 0 clamp(30px, 5vw, 64px);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: -30% -10% auto auto;
  width: min(760px, 90vw);
  height: min(760px, 90vw);
  background: var(--glow-cyan);
  pointer-events: none;
  z-index: 0;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: -18%;
  bottom: -42%;
  width: min(620px, 80vw);
  height: min(620px, 80vw);
  background: var(--glow-orange);
  pointer-events: none;
  z-index: 0;
}

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

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 56px);
  align-items: center;
}

.page-faq .faq-hero__text {
  max-width: 660px;
}

.page-faq .faq-hero__h1 {
  margin: 18px 0 0;
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: clamp(34px, 6vw, 68px);
  line-height: 1.02;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-faq .faq-hero__lede {
  margin: 22px 0 0;
  max-width: 560px;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-search {
  margin-top: clamp(26px, 4vw, 38px);
  max-width: 560px;
}

.page-faq .faq-search__label {
  display: block;
  margin-bottom: 10px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--amber);
  text-transform: uppercase;
}

.page-faq .faq-search__field {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 18px;
  border: 1px solid var(--rule);
  border-radius: var(--pill);
  background: var(--trench);
  color: var(--mist);
  transition: transform var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease),
              background var(--dur) var(--ease);
}

.page-faq .faq-search:focus-within .faq-search__field {
  transform: translateY(-4px);
  border-color: var(--cyan);
  background: var(--current);
  box-shadow: 0 0 0 2px rgba(56, 225, 208, .28), 0 18px 40px rgba(4, 18, 31, .5);
  color: var(--cyan);
}

.page-faq .faq-search__icon {
  flex: none;
}

.page-faq .faq-search__input {
  flex: 1 1 auto;
  min-width: 0;
  padding: 10px 0;
  border: 0;
  background: transparent;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.5;
}

.page-faq .faq-search__input::placeholder {
  color: var(--mist);
}

.page-faq .faq-search__input:focus {
  outline: none;
}

.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(20px, 4vw, 44px);
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero__stats li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-faq .faq-hero__num {
  font-family: var(--font-num);
  font-size: clamp(26px, 3.4vw, 38px);
  font-weight: 500;
  line-height: 1;
  color: var(--orange);
}

.page-faq .faq-hero__cap {
  font-size: 13px;
  line-height: 1.5;
  color: var(--mist);
}

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

.page-faq .faq-hero__figure .ly-frame__caption {
  margin-top: 12px;
}

/* ---------- 主体分栏 ---------- */
.page-faq .faq-body {
  padding: clamp(20px, 3vw, 40px) 0 clamp(46px, 6vw, 84px);
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 52px);
  align-items: start;
}

/* 左侧索引 */
.page-faq .faq-aside {
  position: static;
}

.page-faq .faq-toc {
  padding: 22px 20px;
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  background: var(--faq-panel-bg);
}

.page-faq .faq-toc__title {
  margin: 0 0 16px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-faq .faq-toc__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 4px;
}

.page-faq .faq-toc__item a {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border-left: 2px solid transparent;
  color: var(--ink);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.4;
  transition: background var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              transform var(--dur) var(--ease);
}

.page-faq .faq-toc__item a:hover,
.page-faq .faq-toc__item a:focus-visible {
  background: var(--current);
  border-left-color: var(--cyan);
  transform: translateX(3px);
  outline: none;
}

.page-faq .faq-toc__item a:focus-visible {
  box-shadow: 0 0 0 2px var(--cyan);
}

.page-faq .faq-toc__no {
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 500;
  color: var(--cyan);
  letter-spacing: .04em;
}

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

.page-faq .faq-toc__n {
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--mist);
}

.page-faq .faq-toc__note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--rule-soft);
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* 右侧问答列 */
.page-faq .faq-panels {
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: 120px;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(44px, 5vw, 72px);
  padding-top: clamp(32px, 4vw, 52px);
  border-top: 1px solid var(--rule-soft);
}

.page-faq .faq-group__head {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: clamp(18px, 2.5vw, 28px);
}

.page-faq .faq-group__no {
  flex: none;
  font-family: var(--font-num);
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 500;
  line-height: .92;
  color: transparent;
  -webkit-text-stroke: 1px var(--current);
  letter-spacing: -.02em;
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.1;
  color: var(--ink);
}

.page-faq .faq-group__desc {
  margin: 10px 0 0;
  max-width: 620px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-group__banner {
  margin: 0 0 clamp(20px, 2.5vw, 30px);
}

/* 折叠问答 */
.page-faq .faq-item {
  border-bottom: 1px solid var(--rule-soft);
  background: transparent;
  transition: background var(--dur) var(--ease);
}

.page-faq .faq-item:first-of-type {
  border-top: 1px solid var(--rule-soft);
}

.page-faq .faq-item[open] {
  background: var(--faq-panel-bg);
  border-radius: var(--radius-md);
  border-bottom-color: transparent;
  box-shadow: inset 2px 0 0 0 var(--cyan);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 17px 16px;
  cursor: pointer;
  list-style: none;
  transition: color var(--dur) var(--ease), padding var(--dur) var(--ease);
}

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

.page-faq .faq-item__q:hover {
  color: var(--cyan);
}

.page-faq .faq-item__q:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--cyan), 0 0 0 4px rgba(56, 225, 208, .24);
  border-radius: var(--radius-sm);
}

.page-faq .faq-item__no {
  flex: none;
  width: 2.4em;
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--mist);
}

.page-faq .faq-item[open] .faq-item__no {
  color: var(--cyan);
}

.page-faq .faq-item__t {
  flex: 1 1 auto;
  min-width: 0;
  font-size: clamp(15px, 1.6vw, 17px);
  font-weight: 400;
  line-height: 1.65;
  color: var(--ink);
}

.page-faq .faq-item__mark {
  flex: none;
  position: relative;
  width: 12px;
  height: 12px;
  align-self: center;
  border-right: 1.5px solid var(--mist);
  border-bottom: 1.5px solid var(--mist);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-item[open] .faq-item__mark {
  transform: rotate(225deg) translate(-1px, -1px);
  border-color: var(--cyan);
}

.page-faq .faq-item__a {
  padding: 0 20px 20px 56px;
}

.page-faq .faq-item__a p {
  margin: 0;
  max-width: 640px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-item__a a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(56, 225, 208, .4);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .faq-item__a a:hover,
.page-faq .faq-item__a a:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
  outline: none;
}

/* ---------- 底部联系引导 ---------- */
.page-faq .faq-more {
  position: relative;
  padding: clamp(48px, 7vw, 96px) 0 clamp(56px, 8vw, 104px);
  background: var(--waterline);
  border-top: 1px solid var(--rule-soft);
  overflow: hidden;
}

.page-faq .faq-more::after {
  content: "";
  position: absolute;
  right: -12%;
  top: -30%;
  width: min(620px, 82vw);
  height: min(620px, 82vw);
  background: var(--glow-cyan);
  pointer-events: none;
}

.page-faq .faq-more .ly-shell {
  position: relative;
  z-index: 1;
}

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

.page-faq .faq-more__text {
  max-width: 660px;
}

.page-faq .faq-more__title {
  margin: 14px 0 0;
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: clamp(28px, 4.4vw, 52px);
  line-height: 1.06;
  color: var(--ink);
}

.page-faq .faq-more__lede {
  margin: 20px 0 0;
  max-width: 560px;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(231, 237, 243, .82);
}

.page-faq .faq-more__list {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-faq .faq-more__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(231, 237, 243, .14);
}

.page-faq .faq-more__addr {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.6;
}

.page-faq .faq-more__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 768px) {
  .page-faq .faq-more__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

  .page-faq .faq-more__actions {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
  }

  .page-faq .faq-layout {
    grid-template-columns: var(--faq-side-w) minmax(0, 1fr);
    gap: var(--faq-gap);
  }

  .page-faq .faq-aside {
    position: sticky;
    top: 104px;
  }

  .page-faq .faq-item__q {
    padding: 19px 22px;
  }

  .page-faq .faq-item__a {
    padding: 0 22px 22px 66px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-search__field,
  .page-faq .faq-toc__item a,
  .page-faq .faq-item,
  .page-faq .faq-item__mark,
  .page-faq .faq-item__q {
    transition: none;
  }

  .page-faq .faq-search:focus-within .faq-search__field,
  .page-faq .faq-toc__item a:hover,
  .page-faq .faq-toc__item a:focus-visible {
    transform: none;
  }
}