.page-faq {
  --faq-ink: var(--paper);
  --faq-dim: rgba(245, 241, 232, .72);
  --faq-line: var(--hairline);
  --faq-line-soft: rgba(199, 208, 218, .12);
  --faq-pad: clamp(38px, 9vw, 88px);
  background:
    radial-gradient(120% 80% at 8% -12%, rgba(11, 36, 71, .95), transparent 62%),
    radial-gradient(90% 60% at 105% 12%, rgba(46, 26, 94, .38), transparent 68%),
    linear-gradient(180deg, var(--sea) 0%, #04101c 100%);
  color: var(--faq-ink);
  overflow-x: clip;
}

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

.page-faq .breadcrumbs a {
  color: var(--silver);
}

.page-faq .breadcrumbs [aria-current] {
  color: var(--mist);
}

/* ---------- 刊头 ---------- */
.page-faq .faq-head {
  padding: clamp(18px, 4vw, 34px) 0 clamp(26px, 6vw, 58px);
}

.page-faq .faq-head-grid {
  display: grid;
  gap: clamp(22px, 5vw, 50px);
  align-items: center;
}

.page-faq .faq-head-copy {
  max-width: 36rem;
}

.page-faq .faq-kicker {
  margin: 0 0 14px;
  font-family: var(--font-num);
  font-size: .7rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(2rem, 8.4vw, 3.5rem);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -.02em;
}

.page-faq .faq-intro {
  margin: 0;
  max-width: 33rem;
  color: var(--faq-dim);
  font-size: clamp(.96rem, 2.7vw, 1.06rem);
  line-height: 1.8;
}

.page-faq .faq-stamp {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
}

.page-faq .faq-head-figure {
  margin: 0;
  aspect-ratio: 7 / 4;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

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

/* ---------- 筛选区 ---------- */
.page-faq .faq-filter-zone {
  padding: 16px 0 14px;
  border-top: 1px solid var(--faq-line-soft);
  border-bottom: 1px solid var(--faq-line-soft);
  background: rgba(11, 36, 71, .5);
}

.page-faq .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .filter-btn {
  min-height: 44px;
}

.page-faq .faq-count {
  margin: 12px 0 0;
  font-family: var(--font-num);
  font-size: .76rem;
  letter-spacing: .06em;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 章节 ---------- */
.page-faq .faq-sec {
  padding: var(--faq-pad) 0;
}

.page-faq .faq-sec + .faq-sec {
  border-top: 1px solid var(--faq-line-soft);
}

.page-faq .faq-sec:not(:has(.qa:not(.is-filtered-out))) {
  display: none;
}

.page-faq .faq-sec .chapter {
  margin-bottom: clamp(16px, 4vw, 30px);
}

.page-faq .faq-sec .chapter-lead {
  max-width: 40rem;
  color: var(--faq-dim);
}

/* ---------- 数据时效错位排布 ---------- */
.page-faq .faq-split {
  display: grid;
  gap: clamp(20px, 4vw, 42px);
}

.page-faq .faq-split-figure {
  margin: 0;
  aspect-ratio: 12 / 7;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-faq .faq-split-figure figcaption {
  padding: 12px 14px 0;
  font-family: var(--font-num);
  font-size: .74rem;
  line-height: 1.7;
  letter-spacing: .02em;
  color: var(--mist);
}

/* ---------- 问答列表 ---------- */
.page-faq .qa-list {
  border-top: 1px solid var(--faq-line);
}

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

.page-faq .qa-sum {
  display: grid;
  grid-template-columns: 2.1rem minmax(0, 1fr) 1rem;
  gap: 12px;
  align-items: start;
  min-height: 48px;
  padding: 18px 2px;
  cursor: pointer;
  list-style: none;
}

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

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

.page-faq .qa-num {
  font-family: var(--font-num);
  font-size: .78rem;
  line-height: 2.1;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-faq .qa-q {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1rem, 3.5vw, 1.2rem);
  line-height: 1.5;
  letter-spacing: -.005em;
  color: var(--paper);
}

.page-faq .qa-mark {
  position: relative;
  width: 14px;
  height: 14px;
  margin-top: .46em;
}

.page-faq .qa-mark::before,
.page-faq .qa-mark::after {
  content: "";
  position: absolute;
  background: var(--lava);
  transition: transform .25s ease, background-color .25s ease;
}

.page-faq .qa-mark::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 1.5px;
}

.page-faq .qa-mark::after {
  left: 6.25px;
  top: 0;
  width: 1.5px;
  height: 14px;
}

.page-faq .qa[open] .qa-mark::after {
  transform: scaleY(0);
}

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

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

.page-faq .qa-body {
  padding: 0 2px 22px;
}

.page-faq .qa-body p {
  margin: 0 0 10px;
  color: var(--faq-dim);
  font-size: .94rem;
  line-height: 1.8;
}

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

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

.page-faq .qa-links .link-inline {
  font-size: .86rem;
}

@keyframes faqRise {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: none; }
}

.page-faq .qa[open] .qa-body {
  animation: faqRise .26s ease both;
}

/* ---------- 联系条 ---------- */
.page-faq .faq-contact {
  display: grid;
  gap: 20px;
  margin-top: clamp(28px, 6vw, 52px);
  padding: clamp(22px, 4vw, 34px);
  border: 1px solid var(--faq-line-strong);
  border-radius: var(--radius);
  background: linear-gradient(115deg, rgba(11, 36, 71, .92) 0%, rgba(46, 26, 94, .62) 100%);
  box-shadow: var(--shadow-soft);
}

.page-faq .faq-contact-kicker {
  margin: 0 0 10px;
  font-family: var(--font-num);
  font-size: .72rem;
  letter-spacing: .22em;
  color: var(--turf);
}

.page-faq .faq-contact-copy h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 4.4vw, 1.6rem);
  font-weight: 900;
  line-height: 1.25;
}

.page-faq .faq-contact-copy p {
  margin: 0;
  max-width: 34rem;
  color: var(--faq-dim);
  font-size: .93rem;
  line-height: 1.8;
}

.page-faq .faq-contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa[open] .qa-body {
    animation: none;
  }
  .page-faq .qa-mark::before,
  .page-faq .qa-mark::after {
    transition: none;
  }
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 720px) {
  .page-faq .qa-body {
    padding: 0 44px 26px 2.1rem;
  }
  .page-faq .faq-contact {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
  }
  .page-faq .faq-contact-actions {
    justify-content: flex-end;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-faq .faq-head-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.12fr);
    align-items: center;
  }
  .page-faq .faq-head-figure {
    transform: translateY(16px);
  }
  .page-faq .faq-split {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    align-items: start;
  }
  .page-faq .qa-list {
    max-width: 62rem;
  }
  .page-faq .qa-sum {
    grid-template-columns: 3.4rem minmax(0, 1fr) 1rem;
    gap: 20px;
    padding: 22px 2px;
  }
  .page-faq .qa-body {
    padding: 0 4px 30px 3.4rem;
    max-width: 56rem;
  }
  .page-faq .qa-q {
    font-size: 1.24rem;
  }
}
<<<END>>>

.page-faq {
  --faq-line-strong: currentColor;
}