.page-faq {
  --faq-rail: 286px;
  --faq-line: rgba(170, 182, 207, 0.18);
  --faq-gap: clamp(20px, 3vw, 40px);
  display: block;
  overflow-x: hidden;
  background: var(--void);
  color: var(--ice);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 30px 0 46px;
  background:
    radial-gradient(1100px 420px at 84% -14%, rgba(255, 106, 0, 0.20), transparent 62%),
    radial-gradient(760px 380px at 4% 0%, rgba(139, 92, 246, 0.16), transparent 60%),
    linear-gradient(180deg, #081A38 0%, var(--void) 100%);
  border-bottom: 1px solid var(--hairline);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -80px;
  bottom: -60px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  border: 1px solid rgba(57, 255, 136, 0.16);
  pointer-events: none;
}

.page-faq .breadcrumbs {
  margin-bottom: 20px;
  font-size: 12.5px;
}

.page-faq .breadcrumbs a {
  color: var(--mist);
  text-decoration: none;
}

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

.page-faq .faq-title {
  margin: 12px 0 0;
  font-size: clamp(34px, 6.4vw, 54px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--ice);
  text-shadow: 0 0 28px rgba(255, 106, 0, 0.28);
}

.page-faq .faq-lede {
  max-width: 60ch;
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
  overflow-wrap: break-word;
}

.page-faq .faq-lede strong {
  color: var(--ice);
  font-weight: 700;
}

.page-faq .faq-hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 26px;
  max-width: 660px;
}

.page-faq .faq-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 14px;
  border: 1px solid var(--faq-line);
  border-left: 2px solid var(--orange);
  border-radius: var(--radius-s);
  background: rgba(11, 34, 72, 0.55);
}

.page-faq .faq-stat-num {
  font-size: 19px;
  font-weight: 800;
  color: var(--orange);
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.page-faq .faq-stat-label {
  font-size: 12px;
  color: var(--mist);
  line-height: 1.4;
}

/* ---------- 主体 ---------- */
.page-faq .faq-body {
  position: relative;
  padding: 40px 0 72px;
  background:
    radial-gradient(900px 520px at 100% 0%, rgba(139, 92, 246, 0.10), transparent 62%),
    var(--void);
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-gap);
  align-items: start;
}

/* ---------- 左侧索引 ---------- */
.page-faq .faq-rail-card {
  padding: 14px;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-m);
  background: linear-gradient(180deg, var(--panel) 0%, #081A38 100%);
  box-shadow: 0 18px 42px rgba(3, 10, 24, 0.45);
}

.page-faq .faq-rail-media {
  margin-bottom: 14px;
}

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

.page-faq .faq-rail-title {
  margin: 0 0 8px;
  padding-left: 2px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
  color: var(--orange-soft);
  text-transform: uppercase;
}

.page-faq .faq-index {
  display: grid;
  gap: 3px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-index a {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  padding: 10px 10px;
  border-left: 2px solid transparent;
  border-radius: var(--radius-s);
  color: var(--mist);
  font-size: 13.5px;
  font-weight: 600;
  line-height: 1.4;
  text-decoration: none;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-index a:hover,
.page-faq .faq-index a:focus-visible {
  background: var(--panel-hi);
  border-left-color: var(--orange);
  color: var(--ice);
}

.page-faq .faq-index-num {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--violet);
}

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

.page-faq .faq-rail-link {
  display: block;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--faq-line);
  color: var(--lime);
  font-size: 12.5px;
  font-weight: 700;
  text-decoration: none;
}

.page-faq .faq-rail-link:hover,
.page-faq .faq-rail-link:focus-visible {
  color: var(--ice);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ---------- 问答区 ---------- */
.page-faq .faq-main {
  display: grid;
  gap: 46px;
  min-width: 0;
}

.page-faq .faq-block {
  scroll-margin-top: calc(var(--header-h) + 26px);
}

.page-faq .faq-block-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--hairline);
}

.page-faq .faq-block-num {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-faq .faq-block-title {
  margin: 0;
  font-size: clamp(20px, 3.2vw, 27px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--ice);
}

.page-faq .faq-block-note {
  margin: 0;
  font-size: 12.5px;
  color: var(--mist);
}

.page-faq .faq-list {
  display: grid;
  gap: 10px;
}

.page-faq .faq-q {
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-m);
  background: rgba(11, 34, 72, 0.7);
  overflow: hidden;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-faq .faq-q:hover {
  border-color: var(--hairline-strong);
}

.page-faq .faq-q:has(.expander-trigger[aria-expanded="true"]) {
  border-color: rgba(255, 106, 0, 0.5);
  background: rgba(16, 43, 92, 0.78);
  box-shadow: 0 12px 30px rgba(3, 10, 24, 0.4);
}

.page-faq .faq-q .expander-trigger {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 16px;
  border: 0;
  background: transparent;
  color: var(--ice);
  font-family: inherit;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
}

.page-faq .faq-q .expander-trigger > span:first-child {
  min-width: 0;
}

.page-faq .faq-q .expander-trigger:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -3px;
}

.page-faq .faq-q .expander-sign {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  border: 1px solid var(--hairline-strong);
  border-radius: 50%;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-q .expander-sign::before,
.page-faq .faq-q .expander-sign::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--orange);
  transform: translate(-50%, -50%);
}

.page-faq .faq-q .expander-sign::before {
  width: 9px;
  height: 2px;
}

.page-faq .faq-q .expander-sign::after {
  width: 2px;
  height: 9px;
  transition: opacity 0.2s var(--ease);
}

.page-faq .faq-q .expander-trigger[aria-expanded="true"] .expander-sign {
  background: rgba(255, 106, 0, 0.16);
  border-color: var(--orange);
}

.page-faq .faq-q .expander-trigger[aria-expanded="true"] .expander-sign::after {
  opacity: 0;
}

.page-faq .faq-q .expander-panel {
  padding: 0 16px 16px;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.8;
  overflow-wrap: break-word;
}

.page-faq .faq-q .expander-panel p {
  margin: 0 0 9px;
}

.page-faq .faq-q .expander-panel p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-prep {
  margin: 0 0 10px;
  padding-left: 18px;
  display: grid;
  gap: 4px;
}

.page-faq .faq-prep li {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ice);
}

/* ---------- 客服支持 ---------- */
.page-faq .faq-support {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}

.page-faq .faq-support-main {
  min-width: 0;
}

.page-faq .faq-support-media {
  margin-bottom: 12px;
}

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

.page-faq .faq-support-card {
  padding: 16px 16px 18px;
  border: 1px solid var(--faq-line);
  border-top: 2px solid var(--violet);
  border-radius: var(--radius-m);
  background: linear-gradient(180deg, rgba(16, 43, 92, 0.9) 0%, rgba(11, 34, 72, 0.9) 100%);
}

.page-faq .faq-support-state {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--lime);
}

.page-faq .faq-live-dot {
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: var(--glow-lime);
  animation: faq-pulse 2.6s var(--ease) infinite;
}

@keyframes faq-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.82); }
}

.page-faq .faq-support-line {
  margin: 0;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-faq .faq-support-value {
  margin: 4px 0 12px;
  font-size: 15px;
  font-weight: 800;
  color: var(--ice);
  overflow-wrap: anywhere;
}

.page-faq .faq-support-tip {
  margin: 0 0 14px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .faq-support-btn {
  width: 100%;
  justify-content: center;
}

.page-faq .faq-more {
  margin: 24px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--faq-line);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-more a {
  color: var(--orange-soft);
  font-weight: 700;
  text-decoration: none;
}

.page-faq .faq-more a:hover,
.page-faq .faq-more a:focus-visible {
  color: var(--ice);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-hero-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-q .expander-trigger {
    padding: 17px 20px;
    font-size: 15.5px;
  }

  .page-faq .faq-q .expander-panel {
    padding: 0 20px 18px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: 38px 0 58px;
  }

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

  .page-faq .faq-rail {
    position: sticky;
    top: calc(var(--header-h) + 18px);
  }

  .page-faq .faq-main {
    gap: 54px;
  }
}

@media (min-width: 1040px) {
  .page-faq .faq-support {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    gap: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-live-dot {
    animation: none;
  }

  .page-faq .faq-index a,
  .page-faq .faq-q,
  .page-faq .faq-q .expander-sign,
  .page-faq .faq-q .expander-sign::after {
    transition: none;
  }
}
<<<END>>>