.page-faq {
  --faq-side-w: 212px;
  --faq-sticky-top: 88px;
  position: relative;
  overflow-x: hidden;
  color: var(--tb-text);
  font-family: var(--tb-font);
  background:
    radial-gradient(880px 520px at 84% -8%, rgba(47, 243, 208, .11), transparent 68%),
    radial-gradient(620px 460px at -6% 46%, rgba(255, 138, 61, .07), transparent 70%),
    var(--tb-void);
}

.page-faq .tb-crumb {
  padding-top: clamp(14px, 2.4vw, 24px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-top: clamp(20px, 3vw, 36px);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4.4vw, 56px);
  align-items: center;
}

.page-faq .faq-hero__copy .tb-h1 {
  margin: 10px 0 0;
  font-family: var(--tb-narrow);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.08;
  font-size: clamp(30px, 5.6vw, 58px);
  text-wrap: balance;
}

.page-faq .faq-hero__copy .tb-lede {
  margin-top: clamp(14px, 2vw, 20px);
  max-width: 60ch;
  color: var(--tb-text-2);
  line-height: 1.85;
}

.page-faq .faq-hero__visual {
  border-radius: var(--tb-radius-lg);
  border: 1px solid var(--tb-line);
  background: linear-gradient(150deg, var(--tb-ink-2), var(--tb-ink));
  overflow: hidden;
}

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

/* ---------- 首屏数字 ---------- */
.page-faq .faq-stats {
  list-style: none;
  margin: clamp(24px, 3.4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(10px, 1.6vw, 16px);
}

.page-faq .faq-stats li {
  padding: 14px 16px 16px;
  border: 1px solid var(--tb-line);
  border-radius: var(--tb-radius);
  background: linear-gradient(160deg, rgba(11, 38, 33, .92), rgba(7, 27, 23, .55));
}

.page-faq .faq-stat__num {
  display: block;
  font-family: var(--tb-mono);
  font-size: clamp(19px, 2.5vw, 28px);
  line-height: 1.1;
  color: var(--tb-teal);
  letter-spacing: -.02em;
}

.page-faq .faq-stat__label {
  display: block;
  margin-top: 7px;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--tb-text-2);
}

/* ---------- 分类跳转 ---------- */
.page-faq .faq-jump {
  margin-top: clamp(30px, 5vw, 56px);
  padding: 0 0 clamp(6px, 1vw, 12px);
  border-top: 1px solid var(--tb-line-soft);
  border-bottom: 1px solid var(--tb-line-soft);
}

.page-faq .faq-jump__list {
  list-style: none;
  margin: clamp(12px, 1.8vw, 18px) 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-jump__list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--tb-pill);
  border: 1px solid var(--tb-line);
  background: rgba(11, 38, 33, .7);
  color: var(--tb-text-2);
  font-size: 13.5px;
  text-decoration: none;
  transition: color .22s var(--tb-ease), border-color .22s var(--tb-ease),
              background-color .22s var(--tb-ease), transform .22s var(--tb-ease);
}

.page-faq .faq-jump__list a:hover,
.page-faq .faq-jump__list a:focus-visible {
  color: var(--tb-void);
  background: var(--tb-teal);
  border-color: var(--tb-teal);
  transform: translateY(-2px);
}

.page-faq .faq-jump__n {
  font-family: var(--tb-mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  opacity: .75;
}

/* ---------- 问答主体 ---------- */
.page-faq .faq-body {
  padding-bottom: clamp(10px, 2vw, 20px);
}

.page-faq .faq-cat {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 22px);
  padding-top: clamp(34px, 5vw, 64px);
}

.page-faq .faq-cat__side {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-left: 16px;
  border-left: 2px solid var(--tb-teal);
}

.page-faq .faq-cat__num {
  font-family: var(--tb-mono);
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1;
  color: var(--tb-teal-deep);
  letter-spacing: -.03em;
}

.page-faq .faq-cat__title {
  margin: 0;
  font-family: var(--tb-narrow);
  font-weight: 800;
  letter-spacing: -.01em;
  font-size: clamp(21px, 2.8vw, 30px);
  line-height: 1.2;
}

.page-faq .faq-cat__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--tb-text-3);
}

.page-faq .faq-item {
  padding: clamp(18px, 2.4vw, 26px) 0;
  border-top: 1px solid var(--tb-line);
}

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

.page-faq .faq-q {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 10px;
  font-family: var(--tb-narrow);
  font-weight: 700;
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.4;
  color: var(--tb-text);
  text-wrap: balance;
}

.page-faq .faq-q__n {
  flex: none;
  font-family: var(--tb-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--tb-teal);
  padding-top: 3px;
}

.page-faq .faq-a {
  margin: 0;
  max-width: 72ch;
  color: var(--tb-text-2);
  line-height: 1.9;
  font-size: clamp(14px, 1.5vw, 15.5px);
}

/* ---------- 中段图带 ---------- */
.page-faq .faq-band {
  padding-top: clamp(30px, 4.6vw, 58px);
}

.page-faq .faq-band .tb-media {
  border-radius: var(--tb-radius-lg);
  border: 1px solid var(--tb-line);
  overflow: hidden;
  background: var(--tb-ink);
}

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

/* ---------- 结尾行动 ---------- */
.page-faq .faq-cta {
  padding-bottom: clamp(38px, 6vw, 76px);
}

.page-faq .faq-cta__card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
  align-items: center;
  padding: clamp(24px, 3.6vw, 44px);
  border-radius: var(--tb-radius-lg);
  border: 1px solid var(--tb-line-strong);
  background:
    radial-gradient(520px 260px at 88% 12%, rgba(255, 138, 61, .16), transparent 70%),
    linear-gradient(140deg, var(--tb-ink-3), var(--tb-ink));
}

.page-faq .faq-cta__copy .tb-h2 {
  margin: 8px 0 0;
  font-family: var(--tb-narrow);
  font-weight: 800;
  letter-spacing: -.01em;
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.2;
}

.page-faq .faq-cta__copy .tb-p {
  margin: 12px 0 0;
  max-width: 54ch;
  color: var(--tb-text-2);
  line-height: 1.85;
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-cta__card {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  }

  .page-faq .faq-cta__actions {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  }

  .page-faq .faq-cat {
    grid-template-columns: var(--faq-side-w) minmax(0, 1fr);
    gap: clamp(34px, 5vw, 68px);
  }

  .page-faq .faq-cat__side {
    position: sticky;
    top: var(--faq-sticky-top);
    align-self: start;
  }

  .page-faq .faq-item {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-cat__list {
    padding-right: clamp(0px, 2vw, 28px);
  }
}

/* ---------- 窄屏 ---------- */
@media (max-width: 560px) {
  .page-faq .faq-stats {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-faq .faq-stats li {
    display: flex;
    align-items: baseline;
    gap: 12px;
    padding: 12px 14px;
  }

  .page-faq .faq-stat__num {
    flex: none;
    min-width: 66px;
  }

  .page-faq .faq-stat__label {
    margin-top: 0;
  }

  .page-faq .faq-jump__list {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 6px;
    scrollbar-width: thin;
  }

  .page-faq .faq-jump__list li {
    flex: none;
  }

  .page-faq .faq-q {
    flex-direction: column;
    gap: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump__list a {
    transition: none;
  }

  .page-faq .faq-jump__list a:hover,
  .page-faq .faq-jump__list a:focus-visible {
    transform: none;
  }
}
<<<END>>>