.page-faq {
  --faq-answer-text: rgba(233, 243, 238, 0.8);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-faq .breadcrumb {
  margin: 22px 0 clamp(20px, 3vw, 30px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: 18px;
  padding-bottom: clamp(26px, 4vw, 44px);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero .eyebrow {
  margin: 0;
  letter-spacing: 0.14em;
}

.page-faq .faq-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 7.2vw, 4.4rem);
  line-height: 1.03;
  letter-spacing: -0.02em;
  color: var(--bone);
  max-width: 16ch;
}

.page-faq .faq-hero__lead {
  margin: 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--faq-answer-text);
}

.page-faq .faq-hero__media {
  margin: 6px 0 0;
  border: 1px solid var(--line);
  background: var(--pitch);
  overflow: hidden;
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 3;
  object-fit: cover;
}

/* ---------- 双栏骨架 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: clamp(20px, 3.5vw, 44px);
  padding-top: clamp(28px, 4.5vw, 52px);
}

/* ---------- 左侧问题目录 ---------- */
.page-faq .faq-index__inner {
  border: 1px solid var(--line);
  background: var(--glass);
  padding: 12px 12px 14px;
}

.page-faq .faq-index__title {
  margin: 2px 0 10px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--gray);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

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

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  font-size: 14px;
  line-height: 1.4;
  color: var(--gray);
  text-decoration: none;
  white-space: nowrap;
  border: 1px solid transparent;
  border-left: 2px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--bone);
  border-color: var(--line);
  border-left-color: var(--line-bright);
  background: var(--glass-strong);
}

.page-faq .faq-index__link:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 2px;
}

.page-faq .faq-index__link[data-current="true"] {
  color: var(--mint);
  border-left-color: var(--mint);
  background: var(--glass-strong);
}

.page-faq .faq-index__num {
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--mint);
  opacity: 0.7;
}

/* ---------- 内容区 ---------- */
.page-faq .faq-section {
  padding: clamp(22px, 3.6vw, 34px) 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 96px;
}

.page-faq .faq-content > .faq-section:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-faq .faq-section__head {
  margin-bottom: 16px;
}

.page-faq .faq-section__head .eyebrow {
  margin: 0 0 6px;
  letter-spacing: 0.14em;
}

.page-faq .faq-section__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.3rem, 3.4vw, 1.85rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--bone);
}

.page-faq .faq-section__lead {
  margin: 10px 0 0;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--gray);
}

/* ---------- 三步上手 ---------- */
.page-faq .faq-start {
  display: grid;
  gap: 20px;
}

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

.page-faq .faq-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 16px 0;
  border-top: 1px dashed rgba(59, 240, 200, 0.16);
}

.page-faq .faq-step:first-child {
  border-top: 0;
  padding-top: 4px;
}

.page-faq .faq-step__num {
  font-size: clamp(1.5rem, 4vw, 2.1rem);
  line-height: 1;
  color: var(--mint);
  opacity: 0.5;
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-step__title {
  margin: 0 0 6px;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--bone);
  line-height: 1.4;
}

.page-faq .faq-step__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--faq-answer-text);
}

.page-faq .faq-step__text a,
.page-faq .faq-help a {
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid var(--line-bright);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-faq .faq-step__text a:hover,
.page-faq .faq-step__text a:focus-visible,
.page-faq .faq-help a:hover,
.page-faq .faq-help a:focus-visible {
  color: var(--bone);
  border-bottom-color: var(--mint);
}

.page-faq .faq-step__media {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--pitch);
  overflow: hidden;
}

.page-faq .faq-step__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 9 / 7;
  object-fit: cover;
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-item {
  border-left: 2px solid rgba(59, 240, 200, 0.16);
  border-bottom: 1px solid rgba(59, 240, 200, 0.12);
  transition: border-left-color 0.25s var(--ease), background-color 0.25s var(--ease);
}

.page-faq .faq-item:hover {
  border-left-color: var(--line-bright);
  background: var(--glass);
}

.page-faq .faq-item[open] {
  border-left-color: var(--mint);
  background: var(--glass);
}

.page-faq .faq-item__summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 14px 14px 14px;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--bone);
}

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

.page-faq .faq-item__summary::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1.2;
  color: var(--mint);
}

.page-faq .faq-item[open] > .faq-item__summary::after {
  content: "−";
}

.page-faq .faq-item__summary:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: -2px;
}

.page-faq .faq-item__answer {
  padding: 0 16px 16px 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--faq-answer-text);
}

.page-faq .faq-item__answer .field {
  display: inline-block;
  font-size: 0.84em;
  color: var(--mist);
  background: rgba(59, 240, 200, 0.08);
  border: 1px solid var(--line);
  padding: 1px 5px;
  margin-right: 3px;
  white-space: nowrap;
}

.page-faq .faq-item__answer mark,
.page-faq .faq-item__answer .kw {
  background: rgba(59, 240, 200, 0.16);
  color: var(--mint);
  padding: 0 2px;
}

/* ---------- 联系段 ---------- */
.page-faq .faq-help {
  margin: 0 0 12px;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--faq-answer-text);
}

.page-faq .faq-mail {
  color: var(--mint);
  font-size: 14.5px;
  word-break: break-all;
}

/* ---------- 双入口条 ---------- */
.page-faq .faq-exit {
  display: grid;
  gap: 12px;
  margin-top: clamp(24px, 4vw, 40px);
  padding-top: clamp(24px, 4vw, 40px);
  border-top: 1px solid var(--line-bright);
}

.page-faq .faq-exit__card {
  display: block;
  padding: 20px 18px;
  text-decoration: none;
  border: 1px solid var(--line);
  background: var(--glass);
  transition: border-color 0.22s var(--ease), background-color 0.22s var(--ease);
}

.page-faq .faq-exit__card:hover,
.page-faq .faq-exit__card:focus-visible {
  border-color: var(--line-bright);
  background: var(--glass-strong);
}

.page-faq .faq-exit__card:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 2px;
}

.page-faq .faq-exit__card--signal {
  border-color: var(--line-signal);
}

.page-faq .faq-exit__label {
  display: block;
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mint);
}

.page-faq .faq-exit__card--signal .faq-exit__label {
  color: var(--signal);
}

.page-faq .faq-exit__title {
  display: block;
  margin: 8px 0 6px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--bone);
  line-height: 1.4;
}

.page-faq .faq-exit__text {
  display: block;
  font-size: 14px;
  line-height: 1.7;
  color: var(--gray);
}

/* ---------- 平板以上 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-start {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
    gap: clamp(20px, 3vw, 34px);
  }

  .page-faq .faq-exit {
    grid-template-columns: 1fr 1fr;
  }

  .page-faq .faq-item__summary {
    font-size: 16px;
    padding: 16px 18px;
  }

  .page-faq .faq-item__answer {
    padding: 0 20px 18px 18px;
  }
}

/* ---------- 桌面：左轴常驻 ---------- */
@media (min-width: 920px) {
  .page-faq .faq-layout {
    grid-template-columns: minmax(190px, 250px) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 28px;
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 2px;
    overflow-x: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-index__link {
    white-space: normal;
    width: 100%;
    padding: 9px 10px;
    font-size: 13.5px;
  }

  .page-faq .faq-hero {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-faq .faq-hero__lead {
    max-width: 34em;
  }
}
<<<PAGE_CSS_END>>>