.page-faq {
  --faq-line: rgba(242, 193, 78, .34);
  --faq-card: rgba(18, 41, 74, .82);
  --faq-card-hi: rgba(18, 41, 74, .96);
  background: var(--c-deep);
  color: var(--c-chalk);
  overflow-x: hidden;
}

/* ---------- 顶部氛围区 ---------- */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  padding: 7.5rem 0 2.4rem;
  overflow: hidden;
}

.page-faq .faq-hero__img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}

.page-faq .faq-hero__veil {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(11, 27, 51, .92) 0%, rgba(11, 27, 51, .58) 42%, rgba(11, 27, 51, .97) 100%),
    linear-gradient(112deg, rgba(11, 27, 51, .35) 0%, rgba(14, 59, 46, .35) 100%);
}

.page-faq .faq-hero__inner {
  max-width: 820px;
}

.page-faq .faq-crumb {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  align-items: center;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .02em;
  color: var(--ink-faint);
  margin-bottom: 1.1rem;
}

.page-faq .faq-crumb a {
  color: var(--c-gold);
  text-decoration: none;
}

.page-faq .faq-crumb a:hover {
  text-decoration: underline;
}

.page-faq .faq-hero .eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-gold);
  margin: 0 0 .7rem;
}

.page-faq .faq-hero h1 {
  margin: 0 0 1rem;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.75rem, 6.4vw, 3.2rem);
  line-height: 1.18;
  letter-spacing: -.02em;
  color: var(--c-chalk);
}

.page-faq .faq-lede {
  margin: 0 0 1.5rem;
  max-width: 60ch;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem .7rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero__meta li {
  display: inline-flex;
  align-items: baseline;
  gap: .35rem;
  padding: .42rem .85rem;
  border: 1px solid var(--line-mid);
  border-radius: var(--r-pill);
  background: rgba(11, 27, 51, .62);
  font-size: .82rem;
  color: var(--ink-soft);
}

.page-faq .faq-hero__meta b {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--c-gold);
}

/* ---------- 分组跳转条 ---------- */
.page-faq .faq-jump {
  background: var(--c-graphite);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-jump__inner {
  display: flex;
  gap: .5rem;
  padding: .85rem var(--gut);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

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

.page-faq .faq-jump__inner a {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .5rem .9rem;
  border: 1px solid var(--line-mid);
  border-radius: var(--r-pill);
  color: var(--ink-soft);
  font-size: .88rem;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .22s var(--ease), color .22s var(--ease), background .22s var(--ease);
}

.page-faq .faq-jump__inner a:hover,
.page-faq .faq-jump__inner a:focus-visible {
  border-color: var(--c-gold);
  background: rgba(242, 193, 78, .1);
  color: var(--c-chalk);
}

.page-faq .faq-jump__n {
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--c-gold);
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-group {
  position: relative;
  padding: 3rem 0;
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: 84px;
}

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

.page-faq .faq-group:nth-of-type(even) {
  background: linear-gradient(168deg, rgba(18, 41, 74, .55) 0%, rgba(11, 27, 51, 0) 72%);
}

.page-faq .faq-group__inner {
  display: grid;
  gap: 1.5rem;
}

.page-faq .faq-group__idx {
  margin: 0 0 .35rem;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  letter-spacing: .06em;
  color: transparent;
  -webkit-text-stroke: 1px var(--c-gold);
  text-stroke: 1px var(--c-gold);
}

.page-faq .faq-group__aside h2 {
  margin: 0 0 .55rem;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.3rem, 4.6vw, 1.85rem);
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--c-chalk);
}

.page-faq .faq-group__aside h2::after {
  content: "";
  display: block;
  width: 46px;
  height: 3px;
  margin-top: .7rem;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--c-gold), rgba(242, 193, 78, 0));
}

.page-faq .faq-group__note {
  margin: 0 0 .9rem;
  font-size: .92rem;
  line-height: 1.7;
  color: var(--ink-faint);
}

.page-faq .faq-group__list {
  display: grid;
  gap: .65rem;
  min-width: 0;
}

/* ---------- 单条问答 ---------- */
.page-faq .qa {
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: linear-gradient(158deg, rgba(30, 42, 61, .9) 0%, var(--faq-card) 100%);
  overflow: hidden;
  transition: border-color .24s var(--ease), background .24s var(--ease), box-shadow .24s var(--ease);
}

.page-faq .qa:hover {
  border-color: var(--faq-line);
}

.page-faq .qa[open] {
  border-color: var(--faq-line);
  background: var(--faq-card-hi);
  box-shadow: 0 10px 34px rgba(0, 0, 0, .3);
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  gap: .85rem;
  padding: 1rem 1.05rem;
  cursor: pointer;
  list-style: none;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--c-chalk);
  transition: color .2s var(--ease);
}

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

.page-faq .qa__q::after {
  content: "";
  flex: 0 0 auto;
  margin-left: auto;
  margin-top: .42rem;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--c-gold);
  border-bottom: 2px solid var(--c-gold);
  transform: rotate(45deg);
  transition: transform .28s var(--ease);
}

.page-faq .qa[open] .qa__q::after {
  transform: rotate(-135deg);
  border-color: var(--c-signal);
}

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

.page-faq .qa__no {
  flex: 0 0 auto;
  padding-top: .14rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  color: var(--c-gold);
}

.page-faq .qa__a {
  padding: 0 1.05rem 1.15rem 2.7rem;
}

.page-faq .qa[open] .qa__a {
  animation: faqReveal .3s var(--ease) both;
}

@keyframes faqReveal {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.page-faq .qa__a p {
  margin: 0 0 .7rem;
  max-width: 64ch;
  font-size: .96rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

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

.page-faq .qa__a a {
  color: var(--c-neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(72, 224, 200, .4);
}

.page-faq .qa__a a:hover {
  border-bottom-color: var(--c-neon);
}

.page-faq .qa__a strong {
  color: var(--c-gold);
  font-weight: 800;
  font-family: var(--font-mono);
  font-size: .95em;
}

/* ---------- 提醒时间轴 ---------- */
.page-faq .faq-tl {
  margin: 1rem 0 0;
  padding: .8rem .85rem .5rem;
  border: 1px dashed var(--line-mid);
  border-radius: var(--r-md);
  background: rgba(11, 27, 51, .58);
}

.page-faq .faq-tl__svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-faq .faq-tl figcaption {
  margin-top: .4rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  line-height: 1.6;
  color: var(--ink-faint);
}

/* ---------- 配图 ---------- */
.page-faq .faq-photo {
  margin: 1.1rem 0 0;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--c-graphite);
}

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

.page-faq .faq-photo figcaption {
  padding: .7rem .9rem;
  font-size: .8rem;
  line-height: 1.6;
  color: var(--ink-faint);
}

/* ---------- 页尾行动区 ---------- */
.page-faq .faq-cta {
  margin-top: .8rem;
  padding: 1.3rem 1.15rem;
  border: 1px solid var(--faq-line);
  border-radius: var(--r-lg);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(255, 90, 31, .16) 0%, rgba(11, 27, 51, 0) 62%),
    linear-gradient(160deg, rgba(14, 59, 46, .85) 0%, rgba(18, 41, 74, .9) 100%);
}

.page-faq .faq-cta p {
  margin: 0 0 1rem;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--c-chalk);
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
}

/* ---------- 中等屏幕 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-hero {
    padding: 9rem 0 3.4rem;
  }

  .page-faq .faq-group {
    padding: 3.8rem 0;
  }

  .page-faq .qa__q {
    padding: 1.15rem 1.3rem;
    font-size: 1.04rem;
  }

  .page-faq .qa__a {
    padding: 0 1.3rem 1.35rem 3rem;
  }
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 960px) {
  .page-faq .faq-hero {
    padding: 10.5rem 0 4.4rem;
  }

  .page-faq .faq-hero__inner {
    max-width: 760px;
  }

  .page-faq .faq-group {
    padding: 4.6rem 0;
  }

  .page-faq .faq-group__inner {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 3.6rem;
  }

  .page-faq .faq-group__aside {
    align-self: start;
    position: sticky;
    top: 92px;
  }

  .page-faq .faq-photo {
    max-width: 640px;
  }

  .page-faq .faq-cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.6rem;
    padding: 1.6rem 1.8rem;
  }

  .page-faq .faq-cta p {
    margin: 0;
    max-width: 44ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa[open] .qa__a {
    animation: none;
  }

  .page-faq .qa__q::after,
  .page-faq .qa,
  .page-faq .faq-jump__inner a {
    transition: none;
  }
}