.page-faq {
  --faq-sticky-top: calc(var(--header-h) + 24px);
  --faq-panel-fade: .26s ease;
  position: relative;
  padding-bottom: 88px;
  background:
    radial-gradient(88% 52% at 80% 0%, rgba(53, 242, 214, .09), transparent 62%),
    linear-gradient(180deg, #05101F 0%, #07162A 54%, #05101F 100%);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: calc(var(--header-h) + 30px) 0 44px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-crumbs {
  margin-bottom: 26px;
  font-size: 12px;
  letter-spacing: .04em;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 28px;
}

.page-faq .faq-hero__text {
  max-width: 42ch;
}

.page-faq .faq-hero__text .eyebrow {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 11.5px;
  letter-spacing: .1em;
}

.page-faq .faq-hero__text h1 {
  margin: 0 0 18px;
  color: var(--ice);
  font-size: clamp(26px, 7vw, 44px);
  font-weight: 700;
  line-height: 1.24;
  letter-spacing: -.01em;
}

.page-faq .faq-hero__text .lead {
  margin: 0;
  color: var(--muted);
  font-size: 15.5px;
  line-height: 1.78;
}

.page-faq .faq-hero__media {
  margin: 0;
  padding: 7px;
  border: 1px solid var(--line);
  border-top-color: rgba(53, 242, 214, .5);
  border-left-color: rgba(53, 242, 214, .3);
  background: var(--glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-faq .faq-hero__media .media__caption {
  padding: 10px 2px 2px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: .02em;
}

/* ---------- 三条快速通道 ---------- */
.page-faq .faq-quick {
  border-bottom: 1px solid var(--line);
  background: rgba(11, 31, 54, .62);
}

.page-faq .faq-quick__list {
  display: grid;
  grid-template-columns: 1fr;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-quick__step {
  position: relative;
  padding: 22px 0 24px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-quick__step:first-child {
  border-top: 0;
}

.page-faq .faq-quick__num {
  display: block;
  margin-bottom: 10px;
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: .12em;
}

.page-faq .faq-quick__num::after {
  content: "";
  display: block;
  width: 26px;
  height: 2px;
  margin-top: 8px;
  background: var(--cyan);
}

.page-faq .faq-quick__title {
  margin: 0 0 8px;
  color: var(--ice);
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.4;
}

.page-faq .faq-quick__desc {
  margin: 0;
  max-width: 40ch;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.75;
}

/* ---------- 主体双栏 ---------- */
.page-faq .faq-body {
  padding-top: 44px;
}

.page-faq .faq-layout {
  display: grid;
  gap: 30px;
}

/* 问题索引 */
.page-faq .faq-index {
  min-width: 0;
}

.page-faq .faq-index__label {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 11.5px;
  letter-spacing: .12em;
}

.page-faq .faq-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-faq .faq-index__link {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 11px 12px 11px 11px;
  border-bottom: 1px solid var(--line-soft);
  border-left: 2px solid transparent;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.5;
  text-decoration: none;
  transition: color var(--ease), border-color var(--ease), background var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  border-left-color: var(--cyan);
  background: rgba(53, 242, 214, .06);
  color: var(--ice);
}

.page-faq .faq-index__num {
  flex: none;
  color: var(--moss);
  font-size: 11.5px;
  letter-spacing: .08em;
}

.page-faq .faq-index__link:hover .faq-index__num,
.page-faq .faq-index__link:focus-visible .faq-index__num {
  color: var(--cyan);
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-accordion {
  min-width: 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 18px);
}

.page-faq .faq-q {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-faq .faq-trigger {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  width: 100%;
  padding: 20px 2px;
  border: 0;
  background: transparent;
  color: var(--ice);
  font-family: inherit;
  text-align: left;
  cursor: pointer;
  transition: color var(--ease);
}

.page-faq .faq-trigger:hover .faq-trigger__text,
.page-faq .faq-trigger:focus-visible .faq-trigger__text {
  color: var(--cyan);
}

.page-faq .faq-trigger__num {
  color: var(--moss);
  font-size: 12px;
  letter-spacing: .08em;
  transition: color var(--ease);
}

.page-faq .faq-trigger[aria-expanded="true"] .faq-trigger__num {
  color: var(--cyan);
}

.page-faq .faq-trigger__text {
  font-size: clamp(16.5px, 4.6vw, 21px);
  font-weight: 700;
  line-height: 1.42;
  letter-spacing: -.005em;
  transition: color var(--ease);
}

.page-faq .faq-trigger__sign {
  position: relative;
  flex: none;
  width: 14px;
  height: 14px;
}

.page-faq .faq-trigger__sign::before,
.page-faq .faq-trigger__sign::after {
  content: "";
  position: absolute;
  background: var(--cyan);
  transition: transform var(--ease), opacity var(--ease);
}

.page-faq .faq-trigger__sign::before {
  top: 6.5px;
  left: 0;
  width: 14px;
  height: 1.5px;
}

.page-faq .faq-trigger__sign::after {
  top: 0;
  left: 6.5px;
  width: 1.5px;
  height: 14px;
}

.page-faq .faq-trigger[aria-expanded="true"] .faq-trigger__sign::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-faq .faq-panel {
  padding: 2px 2px 30px;
}

.page-faq .faq-panel:not([hidden]) {
  animation: faqPanelIn var(--faq-panel-fade) both;
}

@keyframes faqPanelIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-faq .faq-lead {
  margin: 0 0 20px;
  max-width: 46ch;
  color: var(--ice);
  font-size: 15px;
  line-height: 1.78;
}

/* ---------- 步骤 ---------- */
.page-faq .faq-steps {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-step {
  position: relative;
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 14px;
  padding-bottom: 18px;
}

.page-faq .faq-step:last-child {
  padding-bottom: 0;
}

.page-faq .faq-step:not(:last-child)::before {
  content: "";
  position: absolute;
  top: 32px;
  bottom: 2px;
  left: 14.5px;
  width: 1px;
  background: var(--line);
}

.page-faq .faq-step__num {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid rgba(53, 242, 214, .55);
  border-radius: 2px;
  background: rgba(53, 242, 214, .07);
  color: var(--cyan);
  font-size: 12.5px;
  line-height: 1;
}

.page-faq .faq-step p {
  margin: 4px 0 0;
  max-width: 52ch;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.78;
}

/* ---------- 要点列表 ---------- */
.page-faq .faq-bullets {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-bullets li {
  padding: 14px 2px;
  background: #061426;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.78;
}

.page-faq .faq-bullets__k {
  display: block;
  margin-bottom: 5px;
  color: var(--coral);
  font-size: 11.5px;
  letter-spacing: .1em;
}

.page-faq .faq-note {
  margin: 18px 0 0;
  max-width: 52ch;
  padding-left: 14px;
  border-left: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.78;
}

.page-faq .faq-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 214, .35);
  transition: border-color var(--ease), color var(--ease);
}

.page-faq .faq-link:hover,
.page-faq .faq-link:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 双场视图图文 ---------- */
.page-faq .faq-dual {
  display: grid;
  gap: 22px;
}

.page-faq .faq-dual__figure {
  margin: 0;
  padding: 6px;
  border: 1px solid var(--line);
  border-top-color: rgba(255, 107, 74, .5);
  background: var(--glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.page-faq .faq-dual__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.page-faq .faq-dual__figure .media__caption {
  padding: 10px 2px 2px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}

/* ---------- 联系方式 ---------- */
.page-faq .faq-item--last {
  border-bottom-color: transparent;
}

.page-faq .faq-contact {
  display: grid;
  gap: 1px;
  margin: 0 0 4px;
  background: var(--line-soft);
  border-left: 2px solid var(--coral);
}

.page-faq .faq-contact__line {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  margin: 0;
  padding: 13px 14px;
  background: #061426;
}

.page-faq .faq-contact__k {
  flex: none;
  min-width: 62px;
  color: var(--muted);
  font-size: 11.5px;
  line-height: 1.9;
  letter-spacing: .08em;
}

.page-faq .faq-contact__v {
  color: var(--ice);
  font-size: 14.5px;
  line-height: 1.9;
  word-break: break-word;
}

/* ---------- 窄屏控制 ---------- */
@media (max-width: 559px) {
  .page-faq .faq-index__list {
    display: grid;
    grid-template-columns: 1fr;
    border-top-color: var(--line-soft);
  }

  .page-faq .faq-index__link {
    border: 1px solid var(--line-soft);
    border-left: 2px solid transparent;
  }

  .page-faq .faq-trigger {
    padding: 17px 2px;
  }

  .page-faq .faq-panel {
    padding-bottom: 24px;
  }
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-hero {
    padding-top: calc(var(--header-h) + 44px);
    padding-bottom: 56px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 40px;
    align-items: end;
  }

  .page-faq .faq-hero__media {
    margin-bottom: 6px;
  }

  .page-faq .faq-quick__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-quick__step {
    border-top: 0;
    border-left: 1px solid var(--line-soft);
    padding: 30px 22px 32px;
  }

  .page-faq .faq-quick__step:first-child {
    border-left: 0;
    padding-left: 0;
  }

  .page-faq .faq-quick__step:last-child {
    padding-right: 0;
  }

  .page-faq .faq-dual {
    grid-template-columns: minmax(0, 1fr) minmax(0, .62fr);
    gap: 30px;
    align-items: start;
  }
}

/* ---------- 桌面：左窄右宽 ---------- */
@media (min-width: 1024px) {
  .page-faq .faq-body {
    padding-top: 58px;
  }

  .page-faq .faq-layout {
    grid-template-columns: minmax(198px, 252px) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: var(--faq-sticky-top);
  }

  .page-faq .faq-trigger {
    padding: 24px 2px;
  }

  .page-faq .faq-lead {
    font-size: 15.5px;
  }

  .page-faq .faq-step p,
  .page-faq .faq-bullets li {
    font-size: 15px;
  }
}

/* ---------- 降低动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-panel:not([hidden]) {
    animation: none;
  }

  .page-faq .faq-trigger__sign::before,
  .page-faq .faq-trigger__sign::after,
  .page-faq .faq-trigger,
  .page-faq .faq-index__link {
    transition: none;
  }
}
<<<END>>>