.page-faq {
  --faq-radius: 3px;
  background: var(--c-paper);
  color: var(--c-ink);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.75;
  overflow-x: clip;
}

/* ── 首屏 ───────────────────────────── */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--topbar-h) + clamp(2.5rem, 7vw, 5rem)) 0 clamp(2.5rem, 6vw, 4rem);
}

.page-faq .faq-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-faq .faq-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.32;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 20% 10%, rgba(22, 87, 214, 0.35) 0%, rgba(16, 20, 28, 0) 55%),
    linear-gradient(180deg, rgba(16, 20, 28, 0.5) 0%, rgba(16, 20, 28, 0.92) 72%, var(--c-space) 100%);
  z-index: 0;
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  margin: 0 0 1.75rem;
  padding: 0;
  font-size: 0.85rem;
  color: var(--c-silver);
}

.page-faq .faq-hero .breadcrumbs li + li::before {
  content: "/";
  margin-right: 0.5rem;
  color: rgba(198, 206, 219, 0.45);
}

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

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

.page-faq .faq-hero h1 {
  margin: 0.5rem 0 1rem;
  font-family: var(--font-head);
  font-size: clamp(1.9rem, 4.4vw, 3.35rem);
  line-height: 1.16;
  letter-spacing: 0.02em;
  color: var(--c-paper);
  max-width: 30ch;
}

.page-faq .faq-hero .lede {
  max-width: 56ch;
  color: rgba(246, 248, 252, 0.82);
  font-size: clamp(1rem, 1.4vw, 1.08rem);
  margin: 0 0 2rem;
}

.page-faq .faq-hero__filter {
  max-width: 460px;
  margin-bottom: 1.5rem;
}

.page-faq .faq-hero__filter-label {
  display: block;
  margin-bottom: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-cyan);
}

.page-faq .faq-hero__filter-input {
  width: 100%;
  padding: 0.8rem 1rem;
  background: rgba(246, 248, 252, 0.06);
  border: 1px solid rgba(198, 206, 219, 0.32);
  border-radius: var(--faq-radius);
  color: var(--c-paper);
  font-family: var(--font-body);
  font-size: 0.98rem;
  line-height: 1.4;
  transition: border-color 0.25s var(--ease), background-color 0.25s var(--ease);
}

.page-faq .faq-hero__filter-input::placeholder {
  color: rgba(198, 206, 219, 0.6);
}

.page-faq .faq-hero__filter-input:focus {
  outline: none;
  border-color: var(--c-cyan);
  background: rgba(53, 224, 208, 0.08);
}

.page-faq .faq-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.88rem;
}

.page-faq .faq-hero__jump a {
  position: relative;
  color: rgba(246, 248, 252, 0.72);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(53, 224, 208, 0.35);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-hero__jump a:hover,
.page-faq .faq-hero__jump a:focus-visible {
  color: var(--c-cyan);
  border-color: var(--c-cyan);
}

/* ── 时限速查条 ─────────────────────── */
.page-faq .faq-sla {
  padding: 0 0 clamp(3rem, 6vw, 4.5rem);
}

.page-faq .faq-sla__head {
  margin-bottom: 1.5rem;
}

.page-faq .faq-sla__head h2 {
  margin: 0.25rem 0 0;
  font-family: var(--font-head);
  font-size: clamp(1.3rem, 2.4vw, 1.85rem);
  line-height: 1.25;
  color: var(--c-paper);
}

.page-faq .faq-sla__row {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: rgba(198, 206, 219, 0.2);
  border-top: 1px solid rgba(198, 206, 219, 0.2);
  border-bottom: 1px solid rgba(198, 206, 219, 0.2);
}

.page-faq .faq-sla__cell {
  padding: 1.35rem 1.25rem;
  background: var(--c-space);
}

.page-faq .faq-sla__num {
  display: inline-block;
  font-size: clamp(2.6rem, 6vw, 3.4rem);
  font-weight: 700;
  line-height: 1;
  color: var(--c-orange);
  letter-spacing: -0.02em;
}

.page-faq .faq-sla__unit {
  margin-left: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--c-silver);
}

.page-faq .faq-sla__cell h3 {
  margin: 0.65rem 0 0.35rem;
  font-family: var(--font-head);
  font-size: 1rem;
  letter-spacing: 0.02em;
  color: var(--c-paper);
}

.page-faq .faq-sla__cell p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: rgba(198, 206, 219, 0.82);
}

.page-faq .faq-sla__note {
  margin: 1rem 0 0;
  font-size: 0.84rem;
  color: rgba(198, 206, 219, 0.7);
}

/* ── 问题分组 ───────────────────────── */
.page-faq .faq-group {
  padding: clamp(2.75rem, 6vw, 4.25rem) 0;
}

.page-faq .faq-group__head {
  position: relative;
  padding-top: 1.1rem;
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
}

.page-faq .faq-group__bar {
  position: absolute;
  top: 0;
  left: 0;
  width: 64px;
  height: 3px;
  background: var(--c-blue);
  border-radius: 2px;
}

.page-faq .faq-group__bar--indy {
  background: var(--c-indy);
}

.page-faq .faq-group__bar--teal {
  background: var(--c-teal);
}

.page-faq .faq-group__bar--wine {
  background: var(--c-wine);
}

.page-faq .faq-group__head h2 {
  margin: 0.2rem 0 0.5rem;
  font-family: var(--font-head);
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  line-height: 1.22;
  letter-spacing: 0.02em;
  color: var(--c-ink);
}

.page-faq .faq-group__intro {
  margin: 0;
  max-width: 62ch;
  font-size: 0.96rem;
  color: var(--c-muted);
}

.page-faq .faq-group__body {
  margin-bottom: 1.25rem;
}

.page-faq .faq-group__media {
  margin: 0 0 1.5rem;
}

.page-faq .faq-group__media img {
  width: 100%;
  height: auto;
  border-radius: var(--faq-radius);
  filter: saturate(0.85) brightness(0.92);
}

.page-faq .faq-group__foot {
  margin: 1.25rem 0 0;
  font-size: 0.92rem;
  color: var(--c-muted);
}

.page-faq .faq-group__foot a {
  color: var(--c-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(22, 87, 214, 0.35);
}

.page-faq .faq-group__foot a:hover,
.page-faq .faq-group__foot a:focus-visible {
  border-color: var(--c-cyan);
  color: var(--c-cyan);
}

/* 问题手风琴 */
.page-faq .faq-list {
  border-top: 1px solid var(--hair-ink);
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--hair-ink);
}

.page-faq .faq-item__q {
  margin: 0;
  font-size: 1rem;
}

.page-faq .faq-item__trigger {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1.25rem;
  width: 100%;
  padding: 1.15rem 0.25rem 1.15rem 0;
  background: none;
  border: 0;
  text-align: left;
  font-family: var(--font-head);
  font-size: clamp(0.98rem, 1.35vw, 1.06rem);
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: 0.01em;
  color: var(--c-ink);
  cursor: pointer;
  transition: color 0.2s var(--ease), padding-left 0.25s var(--ease);
}

.page-faq .faq-item__trigger::after {
  content: "+";
  flex: none;
  width: 1.3rem;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--c-muted);
  transition: transform 0.3s var(--ease), color 0.2s var(--ease);
}

.page-faq .faq-item__trigger:hover,
.page-faq .faq-item__trigger:focus-visible {
  color: var(--c-blue);
  padding-left: 0.35rem;
  outline: none;
}

.page-faq .faq-item__trigger:hover::after,
.page-faq .faq-item__trigger:focus-visible::after {
  color: var(--c-cyan);
}

.page-faq .faq-item[data-open="true"] .faq-item__trigger::after,
.page-faq .faq-item__trigger[aria-expanded="true"]::after {
  content: "−";
  transform: rotate(180deg);
  color: var(--c-cyan);
}

.page-faq .faq-item__panel {
  position: relative;
  padding: 0 2.5rem 1.4rem 1.15rem;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--c-muted);
}

.page-faq .faq-item__panel::before {
  content: "";
  position: absolute;
  top: 0.15rem;
  left: 0;
  bottom: 1.4rem;
  width: 2px;
  background: linear-gradient(180deg, var(--c-cyan) 0%, rgba(53, 224, 208, 0.05) 100%);
}

.page-faq .faq-item__panel p {
  margin: 0;
}

.page-faq .faq-item__panel a {
  color: var(--c-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(22, 87, 214, 0.35);
}

.page-faq .faq-item__panel a:hover,
.page-faq .faq-item__panel a:focus-visible {
  border-color: var(--c-cyan);
}

.page-faq .faq-item--wine .faq-item__panel::before {
  background: linear-gradient(180deg, var(--c-wine) 0%, rgba(107, 31, 53, 0.05) 100%);
}

.page-faq .faq-list--tight .faq-item__trigger {
  padding-top: 1rem;
  padding-bottom: 1rem;
}

/* 侧栏面板 */
.page-faq .faq-aside {
  padding: 1.35rem 1.25rem;
  border-radius: var(--faq-radius);
  border-top: 2px solid var(--c-indy);
}

.page-faq .faq-aside__steps {
  list-style: none;
  margin: 0.75rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-faq .faq-aside__steps li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.2rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--hair-ink);
}

.page-faq .faq-aside__steps li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .faq-aside__steps span {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--c-indy);
}

.page-faq .faq-aside__steps em {
  font-style: normal;
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--c-muted);
}

.page-faq .faq-aside__foot {
  margin: 1rem 0 1rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--hair-ink);
  font-size: 0.86rem;
  color: var(--c-muted);
}

.page-faq .faq-aside .btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  padding: 0.72rem 1rem;
  font-family: var(--font-head);
  font-size: 0.92rem;
  letter-spacing: 0.03em;
}

/* 起订档位卡片 */
.page-faq .faq-tiers {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: 1.75rem;
  background: var(--hair-ink);
  border: 1px solid var(--hair-ink);
  border-radius: var(--faq-radius);
  overflow: hidden;
}

.page-faq .faq-tiers__cell {
  padding: 1.2rem 1.15rem;
  background: var(--c-paper);
}

.page-faq .faq-tiers__tag {
  display: inline-block;
  margin-bottom: 0.6rem;
}

.page-faq .faq-tiers__num {
  display: inline-block;
  font-size: clamp(1.9rem, 4vw, 2.4rem);
  font-weight: 700;
  line-height: 1;
  color: var(--c-ink);
  letter-spacing: -0.01em;
}

.page-faq .faq-tiers__unit {
  margin-left: 0.3rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--c-muted);
}

.page-faq .faq-tiers__cell p {
  margin: 0.7rem 0 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--c-muted);
}

/* ── 术语表 ─────────────────────────── */
.page-faq .faq-terms {
  padding: clamp(2.75rem, 6vw, 4.25rem) 0;
}

.page-faq .faq-terms__head {
  margin-bottom: clamp(1.5rem, 3vw, 2rem);
}

.page-faq .faq-terms__head h2 {
  margin: 0.2rem 0 0.5rem;
  font-family: var(--font-head);
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  line-height: 1.22;
  letter-spacing: 0.02em;
  color: var(--c-paper);
}

.page-faq .faq-terms__intro {
  margin: 0;
  max-width: 60ch;
  font-size: 0.96rem;
  color: rgba(198, 206, 219, 0.82);
}

.page-faq .faq-terms__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 0;
  border-top: 1px solid rgba(198, 206, 219, 0.22);
}

.page-faq .faq-terms__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.25rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid rgba(198, 206, 219, 0.14);
}

.page-faq .faq-terms__item dt {
  font-family: var(--font-head);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--c-cyan);
}

.page-faq .faq-terms__item dd {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(246, 248, 252, 0.86);
}

/* ── 联系区 ─────────────────────────── */
.page-faq .faq-cta {
  padding: clamp(2.75rem, 6vw, 4.25rem) 0;
}

.page-faq .faq-cta__inner {
  display: grid;
  gap: 1.5rem;
}

.page-faq .faq-cta__text h2 {
  margin: 0.2rem 0 0.6rem;
  font-family: var(--font-head);
  font-size: clamp(1.35rem, 2.6vw, 1.95rem);
  line-height: 1.24;
  letter-spacing: 0.02em;
  color: var(--c-paper);
}

.page-faq .faq-cta__text p {
  margin: 0;
  max-width: 56ch;
  font-size: 0.96rem;
  color: rgba(198, 206, 219, 0.85);
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-faq .faq-cta__actions .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.85rem;
  padding: 0 1.35rem;
  border-radius: var(--faq-radius);
  font-family: var(--font-head);
  font-size: 0.94rem;
  letter-spacing: 0.03em;
  text-decoration: none;
}

.page-faq .faq-cta__meta {
  list-style: none;
  margin: 1rem 0 0;
  padding: 1rem 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2.5rem;
  border-top: 1px solid rgba(198, 206, 219, 0.22);
}

.page-faq .faq-cta__meta li {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.page-faq .faq-cta__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-cyan);
}

.page-faq .faq-cta__val {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--c-paper);
}

/* ── 响应式 ─────────────────────────── */
@media (min-width: 640px) {
  .page-faq .faq-sla__row {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .page-faq .faq-terms__grid {
    grid-template-columns: repeat(2, 1fr);
    column-gap: 2.75rem;
  }

  .page-faq .faq-terms__item {
    grid-template-columns: minmax(6.5rem, 8rem) 1fr;
    gap: 0.9rem;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding-top: calc(var(--topbar-h) + clamp(3rem, 8vw, 6rem));
  }

  .page-faq .faq-hero__filter {
    margin-bottom: 1.75rem;
  }

  .page-faq .faq-cta__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: 2.5rem;
  }

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

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

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item__trigger,
  .page-faq .faq-item__trigger::after,
  .page-faq .faq-hero__filter-input {
    transition: none;
  }
}
<<<END>>>