.page-faq {
  --faq-rail: 288px;
  --faq-gap: clamp(1.75rem, 3.4vw, 3.25rem);
  --faq-link: #1C56A0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-faq .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ---------- 首屏框景 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(1.25rem, 2.5vw, 2rem) 0 clamp(2.75rem, 5vw, 4.5rem);
  background:
    radial-gradient(120% 100% at 8% 0%, rgba(46, 125, 209, 0.30), transparent 58%),
    radial-gradient(90% 80% at 96% 6%, rgba(255, 106, 42, 0.22), transparent 60%),
    var(--night);
  color: var(--mist);
  overflow: hidden;
}

.page-faq .faq-hero .breadcrumbs {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 1.1rem;
  font-size: 0.82rem;
  color: rgba(248, 246, 240, 0.62);
}

.page-faq .faq-hero .breadcrumb-link {
  color: rgba(248, 246, 240, 0.82);
  text-decoration: none;
}

.page-faq .faq-hero .breadcrumb-link:hover {
  color: var(--signal);
}

.page-faq .faq-hero .breadcrumb-current {
  color: var(--mist);
}

.page-faq .faq-frame {
  position: relative;
  padding: clamp(1.2rem, 2.4vw, 2.1rem);
  border: 1px solid var(--hairline-strong);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(24, 35, 79, 0.76), rgba(11, 18, 48, 0.42));
  box-shadow: var(--shadow);
}

.page-faq .faq-frame::before {
  content: "";
  position: absolute;
  top: 6px;
  left: clamp(1.2rem, 2.4vw, 2.1rem);
  right: clamp(1.2rem, 2.4vw, 2.1rem);
  height: 8px;
  background-image: repeating-linear-gradient(90deg, var(--hairline-strong) 0 1px, transparent 1px 16px);
  pointer-events: none;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(1.25rem, 2.5vw, 2.25rem);
}

.page-faq .faq-hero h1 {
  margin: 0.55rem 0 0.9rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.95rem, 5.4vw, 3.4rem);
  line-height: 1.06;
  letter-spacing: -0.01em;
  transform: rotate(-2deg);
  transform-origin: left center;
  color: var(--mist);
}

.page-faq .faq-hero .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--signal-soft);
}

.page-faq .faq-hero .lede {
  max-width: 36em;
  margin: 0 0 1.25rem;
  font-size: 1rem;
  line-height: 1.78;
  color: rgba(248, 246, 240, 0.82);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.page-faq .faq-hero .btn--ghost,
.page-faq .faq-contact .btn--ghost {
  color: var(--mist);
  border-color: var(--hairline-strong);
}

.page-faq .faq-hero__figure {
  margin: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  min-height: 190px;
  border: 1px solid var(--hairline);
}

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

/* ---------- 四步上手 ---------- */
.page-faq .faq-steps {
  margin: clamp(1.4rem, 2.6vw, 2rem) 0 0;
  padding: clamp(1rem, 2vw, 1.4rem) 0 0;
  border-top: 1px dashed var(--hairline-strong);
  list-style: none;
  display: grid;
  gap: 0.8rem;
  counter-reset: none;
}

.page-faq .faq-step {
  padding: 0.95rem 1rem 1.05rem;
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
  background: rgba(248, 246, 240, 0.06);
}

.page-faq .faq-step__no {
  display: inline-block;
  margin-bottom: 0.45rem;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--signal);
}

.page-faq .faq-step__title {
  margin: 0 0 0.35rem;
  font-weight: 500;
  font-size: 0.98rem;
  line-height: 1.45;
  color: var(--mist);
}

.page-faq .faq-step__text {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.65;
  color: rgba(248, 246, 240, 0.7);
}

/* ---------- 问答主体 ---------- */
.page-faq .faq-body {
  padding: clamp(2.5rem, 5vw, 4.2rem) 0 clamp(2.25rem, 4vw, 3.5rem);
}

.page-faq .faq-layout {
  display: grid;
  gap: var(--faq-gap);
}

.page-faq .faq-index {
  padding: 1.05rem 1.1rem 1.2rem;
  border: 1px solid var(--hairline-ink);
  border-radius: var(--r-md);
  background: var(--paper);
}

.page-faq .faq-index__title {
  margin: 0 0 0.85rem;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(42, 27, 20, 0.6);
}

.page-faq .faq-index__list {
  display: flex;
  gap: 0.5rem;
  margin: 0;
  padding: 0 0 0.35rem;
  list-style: none;
  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;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--hairline-ink-strong);
  border-radius: var(--pill);
  color: var(--ink);
  font-size: 0.88rem;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.24s var(--ease), color 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  background: var(--signal);
  border-color: var(--signal);
  color: var(--signal-ink);
}

.page-faq .faq-index__count {
  font-size: 0.7rem;
  color: rgba(42, 27, 20, 0.5);
}

.page-faq .faq-index__link:hover .faq-index__count {
  color: var(--signal-ink);
}

.page-faq .faq-group {
  scroll-margin-top: 1.5rem;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(1.75rem, 3.4vw, 2.6rem);
}

.page-faq .faq-group__title {
  position: relative;
  margin: 0 0 0.9rem;
  padding-left: 0.85rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.2rem, 2.4vw, 1.55rem);
  line-height: 1.3;
  color: var(--ink);
}

.page-faq .faq-group__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.24em;
  bottom: 0.24em;
  width: 3px;
  border-radius: 2px;
  background: var(--signal);
}

.page-faq .faq-item {
  margin-bottom: 0.6rem;
  border: 1px solid var(--hairline-ink);
  border-radius: var(--r-md);
  background: var(--paper);
  transition: background 0.24s var(--ease), border-color 0.24s var(--ease), box-shadow 0.24s var(--ease);
}

.page-faq .faq-item[open] {
  background: var(--cream);
  border-color: rgba(255, 106, 42, 0.5);
  box-shadow: var(--shadow);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.9rem 1rem;
  list-style: none;
  cursor: pointer;
  font-weight: 500;
  font-size: 0.96rem;
  line-height: 1.55;
  color: var(--ink);
  border-radius: var(--r-md);
}

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

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

.page-faq .faq-item__no {
  flex: 0 0 auto;
  padding: 0.12rem 0.5rem;
  border-radius: var(--pill);
  background: rgba(46, 125, 209, 0.14);
  color: var(--faq-link);
  font-size: 0.72rem;
}

.page-faq .faq-item__q {
  flex: 1 1 auto;
}

.page-faq .faq-item__mark {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: rgba(42, 27, 20, 0.09);
  color: var(--ink);
  font-size: 1rem;
  line-height: 1;
  transition: transform 0.28s var(--ease), background 0.24s var(--ease), color 0.24s var(--ease);
}

.page-faq .faq-item[open] .faq-item__mark {
  transform: rotate(45deg);
  background: var(--signal);
  color: var(--signal-ink);
}

.page-faq .faq-item__a {
  margin: 0 1rem;
  padding: 0.85rem 0 1.05rem;
  border-top: 1px dashed var(--hairline-ink-strong);
  font-size: 0.93rem;
  line-height: 1.78;
  color: rgba(42, 27, 20, 0.86);
}

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

.page-faq .faq-item__a a {
  color: var(--faq-link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-item__a a:hover {
  color: var(--flame);
}

/* ---------- 联系支持 ---------- */
.page-faq .faq-support {
  padding: 0 0 clamp(2.5rem, 5vw, 4rem);
  scroll-margin-top: 1.5rem;
}

.page-faq .faq-contact {
  display: grid;
  gap: clamp(1.4rem, 3vw, 2.4rem);
  padding: clamp(1.4rem, 3vw, 2.6rem);
  border-radius: var(--r-lg);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(255, 106, 42, 0.18), transparent 62%),
    var(--panel);
  color: var(--mist);
}

.page-faq .faq-contact .eyebrow {
  margin: 0 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--signal-soft);
}

.page-faq .faq-contact__title {
  margin: 0 0 0.7rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.4rem, 3.2vw, 2.1rem);
  line-height: 1.2;
  color: var(--mist);
}

.page-faq .faq-contact__text {
  margin: 0 0 1.1rem;
  max-width: 34em;
  font-size: 0.95rem;
  line-height: 1.75;
  color: rgba(248, 246, 240, 0.8);
}

.page-faq .faq-contact__list {
  margin: 0 0 1.3rem;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.page-faq .faq-contact__row {
  display: grid;
  gap: 0.15rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--hairline);
}

.page-faq .faq-contact__row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-faq .faq-contact__row dt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(248, 246, 240, 0.55);
}

.page-faq .faq-contact__row dd {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--mist);
  word-break: break-word;
}

.page-faq .faq-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.page-faq .faq-contact__figure {
  margin: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--hairline);
}

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

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-contact__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.65rem 1.4rem;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: stretch;
  }

  .page-faq .faq-hero__figure {
    min-height: 300px;
  }

  .page-faq .faq-contact {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: center;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 1.5rem;
  }

  .page-faq .faq-index__list {
    display: block;
    overflow: visible;
    padding: 0;
  }

  .page-faq .faq-index__list li + li {
    margin-top: 0.2rem;
  }

  .page-faq .faq-index__link {
    border: 1px solid transparent;
    border-radius: var(--r-sm);
    padding: 0.5rem 0.6rem;
    white-space: normal;
  }
}

@media (min-width: 1060px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-hero h1 {
    transform: none;
  }

  .page-faq .faq-item,
  .page-faq .faq-item__mark,
  .page-faq .faq-index__link {
    transition: none;
  }

  .page-faq .faq-item[open] .faq-item__mark {
    transform: none;
  }
}
<<<END>>>