.page-faq {
  --faq-answer-bg: #E6F0EE;
  --faq-answer-ink: #0A1F1C;
  --faq-answer-link: #0B5B50;
  --faq-line-soft: rgba(42, 74, 68, 0.7);
  color: var(--text);
  padding-bottom: clamp(3rem, 8vw, 5.5rem);
}

.page-faq .eyebrow {
  margin: 0;
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(880px 400px at 10% -12%, rgba(0, 229, 195, 0.14), transparent 62%),
    radial-gradient(700px 360px at 94% 6%, rgba(212, 175, 55, 0.13), transparent 60%);
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: clamp(1.8rem, 4vw, 3rem);
  padding-block: clamp(2rem, 5.5vw, 4rem);
}

.page-faq .faq-hero__lead h1 {
  margin: 0.55rem 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.6vw, 3.4rem);
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--gold-soft);
  font-weight: 700;
}

.page-faq .faq-hero__text {
  margin: 0;
  max-width: 56ch;
  font-size: clamp(0.98rem, 1.6vw, 1.06rem);
  line-height: 1.8;
  color: var(--text);
  opacity: 0.88;
}

.page-faq .faq-hero__aside {
  border: 1px solid var(--line);
  border-radius: 4px 20px 4px 20px;
  background: var(--glass);
  padding: 1.2rem 1.3rem 1.35rem;
  box-shadow: var(--shadow-deep);
  backdrop-filter: blur(6px);
}

.page-faq .faq-hero__aside-title {
  margin: 0;
  font-size: 0.74rem;
  letter-spacing: 0.24em;
  color: var(--gold);
}

.page-faq .faq-hero__facts {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-faq .faq-hero__facts li {
  display: grid;
  grid-template-columns: minmax(84px, auto) minmax(0, 1fr);
  gap: 0.8rem;
  align-items: baseline;
  padding-top: 0.7rem;
  border-top: 1px solid var(--line);
}

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

.page-faq .faq-fact__val {
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--gold);
  white-space: nowrap;
}

.page-faq .faq-fact__key {
  font-size: 0.86rem;
  line-height: 1.55;
  color: var(--muted);
}

/* ---------- 主体布局 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.6rem;
  padding-block: clamp(1.6rem, 4vw, 2.6rem) 0;
}

/* ---------- 分类锚点导航 ---------- */
.page-faq .faq-nav__title {
  margin: 0 0 0.7rem;
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  color: var(--gold);
}

.page-faq .faq-nav__list {
  display: flex;
  gap: 0.5rem;
  margin: 0;
  padding: 0 0 0.45rem;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-faq .faq-nav__list li {
  flex: 0 0 auto;
}

.page-faq .faq-nav__list a {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.86rem;
  color: var(--text);
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-nav__list a:hover,
.page-faq .faq-nav__list a:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(0, 229, 195, 0.08);
}

.page-faq .faq-nav__idx {
  font-family: var(--font-display);
  font-size: 0.76rem;
  color: var(--gold);
}

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

/* ---------- 分类分组 ---------- */
.page-faq .faq-group {
  scroll-margin-top: 110px;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(2.6rem, 7vw, 4.4rem);
}

.page-faq .faq-group__head {
  position: relative;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 0.3rem 1rem;
  align-items: center;
  padding-bottom: 0.9rem;
  margin-bottom: 1.3rem;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-group__head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 72px;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), rgba(0, 229, 195, 0));
}

.page-faq .faq-group__icon {
  grid-row: 1 / span 2;
  align-self: start;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 12px 4px 12px 4px;
  color: var(--cyan);
  background: rgba(0, 229, 195, 0.07);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 1.9rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-faq .faq-group__note {
  margin: 0;
  grid-column: 2;
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 配图 ---------- */
.page-faq .faq-figure {
  margin: 0 0 1.3rem;
  border: 1px solid var(--line);
  border-radius: 4px 16px 4px 16px;
  overflow: hidden;
  background: var(--ink-2);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  filter: saturate(0.94) brightness(0.94);
}

.page-faq .faq-figure figcaption {
  padding: 0.7rem 1rem 0.8rem;
  border-top: 1px solid var(--line);
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 0.7rem;
}

.page-faq .faq-item {
  border: 1px solid var(--line);
  border-radius: 4px 16px 4px 16px;
  background: linear-gradient(160deg, rgba(15, 43, 39, 0.92), rgba(10, 31, 28, 0.94));
  overflow: hidden;
  transition: border-color 0.22s var(--ease), box-shadow 0.22s var(--ease);
}

.page-faq .faq-item:hover {
  border-color: rgba(212, 175, 55, 0.45);
}

.page-faq .faq-item[open] {
  border-color: rgba(0, 229, 195, 0.5);
  box-shadow: 0 18px 44px -34px #000;
}

.page-faq .faq-item > summary {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.05rem 1.15rem;
  cursor: pointer;
  list-style: none;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--text);
  transition: color 0.2s 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 {
  color: var(--gold-soft);
}

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

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

.page-faq .faq-item__mark {
  position: relative;
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  margin-top: 0.32rem;
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 14px;
  height: 1.5px;
  background: var(--gold);
  transform: translate(-50%, -50%);
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), opacity 0.25s var(--ease);
}

.page-faq .faq-item__mark::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.page-faq .faq-item[open] .faq-item__mark::before {
  background: var(--cyan);
}

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

.page-faq .faq-item__a {
  padding: 0.95rem 1.15rem 1.1rem;
  border-top: 1px solid rgba(0, 229, 195, 0.35);
  background: var(--faq-answer-bg);
  color: var(--faq-answer-ink);
  font-size: 0.95rem;
  line-height: 1.78;
  animation: faqAnswerIn 0.26s var(--ease);
}

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

.page-faq .faq-item__a p + p {
  margin-top: 0.7rem;
}

.page-faq .faq-item__a a {
  color: var(--faq-answer-link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-item__a a:hover {
  color: #063F37;
}

@keyframes faqAnswerIn {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 收束区 ---------- */
.page-faq .faq-help {
  margin-top: clamp(2.8rem, 7vw, 4.5rem);
  padding: clamp(1.4rem, 4vw, 2.3rem);
  border: 1px solid var(--line);
  border-radius: 4px 24px 4px 24px;
  background:
    radial-gradient(560px 240px at 88% -6%, rgba(255, 138, 61, 0.16), transparent 62%),
    linear-gradient(150deg, rgba(15, 43, 39, 0.95), rgba(10, 31, 28, 0.96));
  display: grid;
  gap: 1.3rem;
}

.page-faq .faq-help__title {
  margin: 0 0 0.6rem;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.8vw, 1.65rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--gold-soft);
}

.page-faq .faq-help__text p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--text);
  opacity: 0.86;
}

.page-faq .faq-help__meta {
  margin-top: 0.7rem !important;
  font-size: 0.84rem !important;
  color: var(--muted) !important;
  opacity: 1 !important;
  word-break: break-word;
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-figure--wide {
    max-width: 700px;
  }

  .page-faq .faq-help {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.9fr);
    align-items: end;
  }

  .page-faq .faq-layout {
    grid-template-columns: minmax(180px, 220px) minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 3.4rem);
    align-items: start;
  }

  .page-faq .faq-nav {
    position: sticky;
    top: 92px;
  }

  .page-faq .faq-nav__list {
    flex-direction: column;
    gap: 0.15rem;
    padding-bottom: 0;
    overflow: visible;
  }

  .page-faq .faq-nav__list a {
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    padding: 0.5rem 0.35rem 0.5rem 0.85rem;
    font-size: 0.9rem;
    color: var(--muted);
  }

  .page-faq .faq-nav__list a:hover,
  .page-faq .faq-nav__list a:focus-visible {
    border-left-color: var(--gold);
    background: transparent;
    color: var(--text);
  }

  .page-faq .faq-item > summary {
    padding: 1.15rem 1.4rem;
    font-size: 1.03rem;
  }

  .page-faq .faq-item__a {
    padding: 1.05rem 1.4rem 1.25rem;
  }
}

@media (min-width: 1120px) {
  .page-faq .faq-group__head {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 0.35rem 1.25rem;
  }

  .page-faq .faq-group__icon {
    width: 52px;
    height: 52px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-item__mark::before,
  .page-faq .faq-item__mark::after,
  .page-faq .faq-nav__list a {
    transition: none;
  }

  .page-faq .faq-item__a {
    animation: none;
  }
}