.page-faq {
  --faq-body-color: #C3D2DF;
  --faq-rule: rgba(30, 58, 82, .78);
  --faq-panel: rgba(18, 42, 64, .55);
  display: block;
  padding-bottom: clamp(56px, 9vw, 110px);
  font-family: var(--font-cn);
  color: var(--faq-body-color);
}

.page-faq .faq-wrap {
  width: 100%;
  max-width: 1180px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- 面包屑 ---------- */
.page-faq .faq-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding-top: 22px;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .1em;
  color: var(--note);
}

.page-faq .faq-crumbs a {
  color: var(--note);
  text-decoration: none;
  transition: color .2s var(--ease);
}

.page-faq .faq-crumbs a:hover,
.page-faq .faq-crumbs a:focus-visible {
  color: var(--signal);
}

.page-faq .faq-crumbs [aria-current="page"] {
  color: var(--fog);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 54px);
  align-items: center;
  padding-block: clamp(26px, 4vw, 46px) clamp(40px, 6vw, 76px);
  background-image:
    radial-gradient(70% 130% at 12% 0%, rgba(61, 245, 192, .12), transparent 62%),
    radial-gradient(60% 110% at 95% 20%, rgba(255, 165, 61, .07), transparent 66%);
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: 7fr 5fr;
  }
}

.page-faq .faq-eyebrow {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--signal);
}

.page-faq .faq-hero h1 {
  margin: 0 0 18px;
  font-size: clamp(1.85rem, 4.6vw, 3.05rem);
  line-height: 1.16;
  letter-spacing: -.02em;
  font-weight: 800;
  color: var(--fog);
  text-wrap: balance;
}

.page-faq .faq-lede {
  margin: 0 0 26px;
  max-width: 36em;
  font-size: 1.03rem;
  line-height: 1.78;
  color: var(--faq-body-color);
}

.page-faq .faq-stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(18px, 3vw, 34px);
  margin: 0 0 26px;
  padding: 16px 0;
  list-style: none;
  border-top: 1px solid var(--faq-rule);
  border-bottom: 1px solid var(--faq-rule);
}

.page-faq .faq-stats li {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-faq .faq-stats b {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 1.32rem;
  font-weight: 700;
  color: var(--amber);
  letter-spacing: -.01em;
}

.page-faq .faq-stats span {
  font-size: .76rem;
  letter-spacing: .08em;
  color: var(--note);
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-jump a {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(18, 42, 64, .5);
  font-size: .84rem;
  color: var(--faq-body-color);
  text-decoration: none;
  transition: border-color .2s var(--ease), color .2s var(--ease), background-color .2s var(--ease);
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  border-color: var(--signal);
  color: var(--signal);
  background: rgba(61, 245, 192, .08);
}

.page-faq .faq-visual {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--hold);
}

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

.page-faq .faq-visual::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18%;
  width: 3px;
  height: 64%;
  background: linear-gradient(180deg, transparent, var(--amber), transparent);
  z-index: 2;
}

.page-faq .faq-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(61, 245, 192, .32);
  border-radius: var(--radius);
  pointer-events: none;
}

/* ---------- 主体栅格 ---------- */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

@media (min-width: 1000px) {
  .page-faq .faq-body {
    grid-template-columns: 236px 1fr;
  }
}

/* ---------- 侧栏索引 ---------- */
.page-faq .faq-toc {
  display: none;
}

@media (min-width: 1000px) {
  .page-faq .faq-toc {
    display: block;
    position: sticky;
    top: 92px;
    align-self: start;
    padding-left: 20px;
    border-left: 1px solid var(--faq-rule);
  }
}

.page-faq .faq-toc__title {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--note);
}

.page-faq .faq-toc ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-faq .faq-toc a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  font-size: .88rem;
  line-height: 1.5;
  color: var(--faq-body-color);
  text-decoration: none;
  transition: color .2s var(--ease);
}

.page-faq .faq-toc a span {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--note);
  transition: color .2s var(--ease);
}

.page-faq .faq-toc a:hover,
.page-faq .faq-toc a:focus-visible {
  color: var(--signal);
}

.page-faq .faq-toc a:hover span,
.page-faq .faq-toc a:focus-visible span {
  color: var(--amber);
}

/* ---------- 章节 ---------- */
.page-faq .faq-sec {
  scroll-margin-top: 96px;
  margin-bottom: clamp(38px, 5vw, 64px);
}

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

.page-faq .faq-sec__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0 14px;
  align-items: baseline;
  padding: 4px 0 6px;
}

.page-faq .faq-sec__index {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 1.02rem;
  letter-spacing: .04em;
  color: var(--amber);
}

.page-faq .faq-sec__title {
  margin: 0;
  font-size: clamp(1.22rem, 2.3vw, 1.6rem);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--fog);
}

.page-faq .faq-sec__note {
  grid-column: 2;
  margin: 7px 0 0;
  font-size: .84rem;
  line-height: 1.65;
  color: var(--note);
}

/* ---------- 内嵌媒体 ---------- */
.page-faq .faq-inline-media {
  margin: 20px 0 6px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--hold);
}

.page-faq .faq-inline-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 720 / 480;
}

.page-faq .faq-inline-media figcaption {
  padding: 11px 16px;
  border-top: 1px solid var(--faq-rule);
  font-size: .78rem;
  line-height: 1.6;
  color: var(--note);
}

/* ---------- 问答条目 ---------- */
.page-faq .faq-item {
  border-bottom: 1px solid var(--faq-rule);
  transition: background-color .22s var(--ease);
}

.page-faq .faq-item[open] {
  background: linear-gradient(180deg, rgba(18, 42, 64, .72), rgba(18, 42, 64, .12));
}

.page-faq .faq-item > summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 17px 12px 17px 2px;
  list-style: none;
  cursor: pointer;
  transition: background-color .2s var(--ease);
}

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

.page-faq .faq-item > summary:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
  border-radius: 4px;
}

.page-faq .faq-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: .76rem;
  letter-spacing: .08em;
  color: var(--amber);
}

.page-faq .faq-qn {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--fog);
  transition: color .2s var(--ease);
}

.page-faq .faq-item > summary:hover .faq-qn,
.page-faq .faq-item[open] .faq-qn {
  color: var(--signal);
}

.page-faq .faq-chev {
  width: 9px;
  height: 9px;
  border-right: 1.5px solid var(--signal);
  border-bottom: 1.5px solid var(--signal);
  transform: rotate(45deg) translate(-1px, -1px);
  transition: transform .24s var(--ease);
}

.page-faq .faq-item[open] .faq-chev {
  transform: rotate(225deg) translate(-1px, -1px);
}

.page-faq .faq-a {
  padding: 0 18px 22px clamp(30px, 6vw, 42px);
  animation: faq-answer-in .22s var(--ease);
}

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

.page-faq .faq-a p {
  margin: 0 0 10px;
  max-width: 40em;
  font-size: .97rem;
  line-height: 1.82;
  color: var(--faq-body-color);
}

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

.page-faq .faq-a a {
  color: var(--signal);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color .2s var(--ease);
}

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

/* ---------- 联系面板 ---------- */
.page-faq .faq-contact {
  position: relative;
  margin-top: 22px;
  padding: clamp(22px, 4vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(155deg, rgba(18, 42, 64, .95), rgba(11, 27, 43, .55));
}

.page-faq .faq-contact::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--signal), rgba(61, 245, 192, 0));
}

.page-faq .faq-contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 720px) {
  .page-faq .faq-contact__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-faq .faq-channel {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-faq .faq-channel__label {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--note);
}

.page-faq .faq-channel__value {
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--signal);
  text-decoration: none;
  word-break: break-word;
  transition: color .2s var(--ease);
}

.page-faq .faq-channel__value:hover,
.page-faq .faq-channel__value:focus-visible {
  color: var(--amber);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-channel__hint {
  margin: 0;
  font-size: .88rem;
  line-height: 1.72;
  color: var(--faq-body-color);
}

.page-faq .faq-contact__topics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-contact__topics li {
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(11, 27, 43, .5);
  font-size: .8rem;
  color: var(--note);
}

.page-faq .faq-contact__hours {
  margin: 20px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--faq-rule);
  font-size: .88rem;
  line-height: 1.72;
  color: var(--faq-body-color);
}

.page-faq .faq-contact__more {
  margin: 12px 0 0;
  font-size: .88rem;
  line-height: 1.72;
  color: var(--note);
}

.page-faq .faq-contact__more a {
  color: var(--signal);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-faq .faq-contact__more a:hover,
.page-faq .faq-contact__more a:focus-visible {
  color: var(--amber);
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-a {
    animation: none;
  }

  .page-faq .faq-chev,
  .page-faq .faq-item,
  .page-faq .faq-qn,
  .page-faq .faq-jump a,
  .page-faq .faq-toc a {
    transition: none;
  }
}
<<<END>>>