.page-faq {
  --faq-shadow: 5px 5px 0 rgba(10, 42, 94, .14);
  --faq-card: #FFFFFF;
  display: block;
  background: var(--c-cream);
  color: var(--c-ink);
  overflow-x: hidden;
}

.page-faq .breadcrumb {
  padding-block: 18px 6px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  background-color: var(--c-blue);
  background-image:
    linear-gradient(rgba(247, 243, 234, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(247, 243, 234, .07) 1px, transparent 1px);
  background-size: 48px 48px;
  color: var(--c-cream);
  border-bottom: var(--bw) solid var(--c-orange);
  padding-block: clamp(40px, 7vw, 84px) clamp(44px, 7vw, 88px);
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: clamp(28px, 5vw, 52px);
}

.page-faq .faq-hero__title {
  font-family: var(--font-sans);
  font-size: clamp(32px, 6.4vw, 66px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -.02em;
  margin: 14px 0 0;
  color: var(--c-cream);
  max-width: 16ch;
}

.page-faq .faq-hero__lead {
  margin-top: 20px;
  max-width: 46ch;
  color: rgba(247, 243, 234, .78);
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.85;
}

.page-faq .faq-hero .eyebrow {
  color: var(--c-orange-soft);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.page-faq .faq-hero__figure {
  margin: 0;
}

.page-faq .faq-hero__figure .figure__media {
  aspect-ratio: 12 / 7;
  border: var(--bw) solid var(--c-orange);
  background: var(--c-blue-2);
  overflow: hidden;
}

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

.page-faq .faq-hero__figure .figure__cap {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: rgba(247, 243, 234, .68);
}

/* ---------- 问题坐标 ---------- */
.page-faq .faq-legend {
  padding-block: clamp(24px, 4vw, 38px) clamp(26px, 4vw, 42px);
  border-bottom: 2px solid var(--c-line);
}

.page-faq .faq-legend__title {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-blue);
}

.page-faq .faq-legend__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-faq .faq-legend__item {
  min-width: 0;
}

/* ---------- 高频问题 ---------- */
.page-faq .faq-questions {
  padding-block: clamp(44px, 7vw, 84px);
}

.page-faq .faq-groups {
  display: grid;
  gap: clamp(30px, 4vw, 46px);
  margin-top: clamp(30px, 4vw, 48px);
}

.page-faq .faq-group {
  min-width: 0;
}

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: var(--bw) solid var(--c-blue);
}

.page-faq .faq-group__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: .06em;
  color: #FFFFFF;
  background: var(--c-orange);
  padding: 3px 8px;
  flex: 0 0 auto;
}

.page-faq .faq-group__title {
  margin: 0;
  font-size: clamp(19px, 2.4vw, 24px);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--c-blue);
}

.page-faq .faq-group__note {
  margin: 14px 0 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-body);
}

.page-faq .qa {
  background: var(--faq-card);
  border: 2px solid var(--c-line);
  margin-bottom: 10px;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}

.page-faq .qa[open] {
  border-color: var(--c-blue);
  box-shadow: var(--faq-shadow);
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 16px;
  font-weight: 700;
  font-size: clamp(14.5px, 1.6vw, 16px);
  line-height: 1.55;
  color: var(--c-blue);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa__q::marker {
  content: "";
}

.page-faq .qa__q:focus-visible {
  outline: 3px solid var(--c-orange);
  outline-offset: -3px;
}

.page-faq .qa__icon {
  flex: 0 0 auto;
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--c-orange);
  transition: transform .25s var(--ease);
}

.page-faq .qa[open] .qa__icon {
  transform: rotate(45deg);
}

.page-faq .qa__a {
  padding: 0 16px 18px;
  border-top: 1px dashed var(--c-line);
  padding-top: 14px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--c-body);
}

.page-faq .qa__a p {
  margin: 0 0 10px;
}

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

.page-faq .qa__a a {
  color: var(--c-blue);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: var(--c-orange);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.page-faq .qa__a a:focus-visible {
  outline: 3px solid var(--c-orange);
  outline-offset: 2px;
}

/* ---------- 响应时限 ---------- */
.page-faq .faq-response {
  padding-block: clamp(48px, 7vw, 88px);
}

.page-faq .faq-response .section-title,
.page-faq .faq-response .section-lead {
  color: var(--c-cream);
}

.page-faq .faq-response .section-lead {
  color: rgba(247, 243, 234, .78);
}

.page-faq .faq-response .eyebrow {
  color: var(--c-orange-soft);
}

.page-faq .faq-response__grid {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
  margin-top: clamp(26px, 4vw, 42px);
}

.page-faq .faq-response__figure {
  margin: 0;
}

.page-faq .faq-response__figure .figure__media {
  aspect-ratio: 9 / 5;
  border: var(--bw) solid var(--c-orange);
  background: var(--c-blue-2);
  overflow: hidden;
}

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

.page-faq .faq-response__figure .figure__cap {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: rgba(247, 243, 234, .68);
}

.page-faq .faq-response__stats {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-faq .faq-response .stat {
  padding: 18px;
  border: 2px solid rgba(247, 243, 234, .28);
  background: rgba(18, 61, 122, .55);
}

.page-faq .faq-response .stat__value {
  color: var(--c-orange);
}

.page-faq .faq-response .stat__unit,
.page-faq .faq-response .stat__label {
  color: rgba(247, 243, 234, .76);
}

.page-faq .faq-response__card {
  background: rgba(247, 243, 234, .06);
  border-color: rgba(247, 243, 234, .28);
}

.page-faq .faq-response__card .card__title {
  color: var(--c-cream);
}

.page-faq .faq-response__card .card__text,
.page-faq .faq-response__card .card__meta {
  color: rgba(247, 243, 234, .76);
}

/* ---------- 退换规则速查 ---------- */
.page-faq .faq-returns {
  padding-block: clamp(46px, 7vw, 84px);
}

.page-faq .faq-returns__grid {
  display: grid;
  gap: 16px;
  margin-top: clamp(26px, 4vw, 40px);
}

.page-faq .faq-return {
  background: var(--faq-card);
  border-top: 5px solid var(--c-blue);
  padding: 22px 20px;
}

.page-faq .faq-return__tag {
  display: inline-block;
  margin-bottom: 14px;
}

.page-faq .faq-returns__more {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: clamp(24px, 4vw, 34px);
}

.page-faq .faq-returns__hint {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--c-body);
}

/* ---------- 数据查询路线 ---------- */
.page-faq .faq-data {
  padding-block: clamp(46px, 7vw, 84px);
}

.page-faq .faq-data__grid {
  display: grid;
  gap: 18px;
  margin-top: clamp(26px, 4vw, 40px);
}

.page-faq .faq-route {
  position: relative;
  padding: 24px 20px 22px;
  border: var(--bw) solid var(--c-blue);
  background: var(--faq-card);
  box-shadow: var(--faq-shadow);
}

.page-faq .faq-route__coord {
  display: inline-block;
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-orange);
}

.page-faq .faq-route .card__title {
  color: var(--c-blue);
}

.page-faq .faq-route .btn {
  margin-top: 18px;
}

/* ---------- 联系前准备 ---------- */
.page-faq .faq-prep {
  padding-block: clamp(40px, 6vw, 72px);
}

.page-faq .faq-prep__list {
  list-style: none;
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
  counter-reset: prep;
}

.page-faq .faq-prep__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 20px;
  background: var(--c-gray);
  border-left: 5px solid var(--c-orange);
}

.page-faq .faq-prep__num {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--c-blue);
  line-height: 1.2;
}

.page-faq .faq-prep__body h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
  color: var(--c-blue);
}

.page-faq .faq-prep__body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-body);
}

/* ---------- 联系 ---------- */
.page-faq .faq-contact {
  padding-block: clamp(44px, 7vw, 82px) clamp(52px, 8vw, 96px);
  border-top: 2px solid var(--c-line);
}

.page-faq .faq-contact__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-faq .faq-contact__list {
  display: grid;
  gap: 12px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-contact .contact-line {
  display: grid;
  gap: 4px;
  padding: 16px 18px;
  background: var(--faq-card);
  border: 2px solid var(--c-line);
}

.page-faq .faq-contact__note {
  margin: 0;
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-faq .faq-response__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-response__card {
    grid-column: 1 / -1;
  }
}

@media (min-width: 760px) {
  .page-faq .faq-legend__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

  .page-faq .faq-prep__item {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
  }

  .page-faq .faq-response__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-faq .faq-contact__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-faq .faq-contact__note {
    grid-column: 1 / -1;
  }

  .page-faq .faq-groups {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .page-faq .faq-data__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-groups {
    column-gap: clamp(36px, 4vw, 64px);
  }

  .page-faq .faq-contact__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 4fr) minmax(0, 4fr);
  }

  .page-faq .faq-contact__note {
    grid-column: auto;
    align-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa,
  .page-faq .qa__icon {
    transition: none;
  }
}
<<<END>>>