.page-faq {
  --faq-body-max: 72ch;
  background: var(--deep-900);
  color: var(--paper-050);
}

.page-faq .faq-top {
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(46, 111, 168, .42), transparent 62%),
    linear-gradient(180deg, var(--deep-900) 0%, var(--stand-800) 74%, var(--deep-900) 100%);
  padding-bottom: 1.5rem;
}

.page-faq .faq-hero {
  padding-top: 1.5rem;
  padding-bottom: 2.5rem;
}

.page-faq .breadcrumbs__link {
  color: var(--gray-300);
  text-decoration: none;
}

.page-faq .breadcrumbs__link:hover,
.page-faq .breadcrumbs__link:focus-visible {
  color: var(--orange-300);
}

.page-faq .breadcrumbs__sep,
.page-faq .breadcrumbs__current {
  color: rgba(201, 214, 228, .58);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 2rem;
  margin-top: 1.75rem;
}

.page-faq .faq-hero__lead h1 {
  margin: .7rem 0 0;
  font-size: clamp(1.85rem, 7.2vw, 3.2rem);
  line-height: 1.06;
  letter-spacing: -.01em;
}

.page-faq .faq-hero__intro {
  margin: 1.15rem 0 0;
  max-width: 46ch;
  font-size: 1rem;
  line-height: 1.78;
  color: var(--gray-300);
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  margin-top: 1.85rem;
}

.page-faq .faq-jump__link {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  min-height: 44px;
  padding: .55rem .95rem;
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--track-500);
  color: var(--paper-050);
  font-size: .92rem;
  text-decoration: none;
  transition: border-color .18s var(--ease), background-color .18s var(--ease), color .18s var(--ease);
}

.page-faq .faq-jump__link:hover,
.page-faq .faq-jump__link:focus-visible {
  border-left-color: var(--orange-500);
  background: rgba(255, 122, 26, .12);
  color: var(--orange-300);
}

.page-faq .faq-jump__num {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .08em;
  color: var(--orange-500);
}

.page-faq .faq-hero__figure {
  align-self: start;
}

.page-faq .faq-hero__figure img {
  border: 1px solid var(--line);
}

.page-faq .media-caption {
  color: rgba(201, 214, 228, .72);
  font-size: .82rem;
  line-height: 1.6;
}

/* 三步流程 */
.page-faq .faq-flow {
  padding-top: .5rem;
  padding-bottom: 3.25rem;
}

.page-faq .faq-flow__title {
  font-size: clamp(1.35rem, 4vw, 1.85rem);
  margin: 0;
  color: var(--paper-050);
}

.page-faq .faq-flow__svg {
  display: block;
  width: 100%;
  max-width: 560px;
  height: auto;
  margin: 1.6rem 0 .25rem;
}

.page-faq .faq-flow__track {
  stroke: var(--track-500);
  stroke-width: 2;
  stroke-dasharray: 6 9;
  opacity: .6;
}

.page-faq .faq-flow__node {
  fill: var(--venue-700);
  stroke: var(--track-500);
  stroke-width: 2;
}

.page-faq .faq-flow__node--active {
  fill: var(--orange-500);
  stroke: var(--orange-300);
}

.page-faq .faq-flow__num {
  fill: var(--paper-050);
  font-family: var(--font-mono);
  font-size: 19px;
  text-anchor: middle;
  dominant-baseline: central;
}

.page-faq .faq-steps {
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-faq .faq-step {
  padding: 1.45rem 1.3rem 1.55rem;
  background: linear-gradient(158deg, rgba(20, 64, 110, .92), rgba(11, 42, 74, .94));
  border-top: 2px solid var(--track-500);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
}

.page-faq .faq-step__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .2em;
  color: var(--orange-300);
}

.page-faq .faq-step__title {
  margin: .55rem 0 .6rem;
  font-family: var(--font-serif);
  font-size: 1.16rem;
  font-weight: 700;
  color: var(--paper-050);
}

.page-faq .faq-step__text {
  margin: 0;
  font-size: .93rem;
  line-height: 1.72;
  color: var(--gray-300);
}

/* 纸面问答区 */
.page-faq .faq-body {
  background: var(--paper-050);
  color: var(--ink-900);
  padding: 2.5rem 0 3.5rem;
}

.page-faq .faq-group {
  padding: 1.75rem 0 2.25rem;
  scroll-margin-top: 88px;
}

.page-faq .faq-group + .faq-group {
  border-top: 1px solid rgba(26, 36, 48, .14);
}

.page-faq .faq-group__rule {
  display: block;
  width: 78px;
  height: 6px;
  background: linear-gradient(90deg, var(--track-500), rgba(46, 111, 168, 0));
}

.page-faq .faq-group__num {
  margin: .85rem 0 0;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--track-500);
}

.page-faq .faq-group__title {
  margin: .45rem 0 0;
  font-size: clamp(1.3rem, 4.4vw, 1.8rem);
  line-height: 1.3;
  color: var(--ink-900);
}

.page-faq .faq-group__note {
  margin: .7rem 0 0;
  max-width: 62ch;
  font-size: .96rem;
  line-height: 1.76;
  color: rgba(26, 36, 48, .78);
}

.page-faq .faq-group__split {
  display: grid;
  gap: 1.6rem;
  margin-top: 1.6rem;
}

.page-faq .faq-aside {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.page-faq .faq-aside__hint {
  margin: 0;
  font-size: .88rem;
  line-height: 1.72;
  color: rgba(26, 36, 48, .72);
}

.page-faq .link-inline {
  color: var(--venue-700);
  text-decoration: underline;
  text-decoration-color: rgba(20, 64, 110, .4);
  text-underline-offset: 3px;
}

.page-faq .link-inline:hover,
.page-faq .link-inline:focus-visible {
  color: var(--orange-500);
  text-decoration-color: var(--orange-500);
}

.page-faq .faq-note {
  padding: 1.15rem 1.2rem 1.3rem;
  background: rgba(20, 64, 110, .07);
  border-left: 3px solid var(--orange-500);
}

.page-faq .faq-note__label {
  margin: 0 0 .7rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--track-500);
}

.page-faq .faq-note__list {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: .45rem;
  font-size: .9rem;
  line-height: 1.68;
  color: var(--ink-900);
}

.page-faq .faq-note__list li::marker {
  color: var(--track-500);
  font-family: var(--font-mono);
}

.page-faq .faq-qa {
  display: grid;
  align-content: start;
}

.page-faq .fold {
  border-bottom: 1px solid rgba(26, 36, 48, .13);
}

.page-faq .fold__summary {
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: .95rem .2rem .95rem 1.1rem;
  font-size: .98rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink-900);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .fold__summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: .85rem;
  bottom: .85rem;
  width: 3px;
  background: rgba(46, 111, 168, .28);
  transition: background-color .18s var(--ease);
}

.page-faq .fold__summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  line-height: 1.4;
  color: var(--track-500);
}

.page-faq .fold[open] > .fold__summary::before {
  background: var(--orange-500);
}

.page-faq .fold[open] > .fold__summary::after {
  content: "−";
  color: var(--orange-500);
}

.page-faq .fold__summary:hover {
  color: var(--venue-700);
}

.page-faq .fold__summary:focus-visible {
  outline: 2px solid var(--orange-500);
  outline-offset: 2px;
}

.page-faq .fold__body {
  padding: 0 1rem 1.05rem 1.1rem;
  font-size: .93rem;
  line-height: 1.78;
  color: rgba(26, 36, 48, .82);
}

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

.page-faq .fold__body p + p {
  margin-top: .7rem;
}

/* 指标说明 */
.page-faq .faq-metrics {
  display: grid;
  gap: .85rem;
  margin: 1.5rem 0 0;
  padding: 0;
}

.page-faq .faq-metric {
  padding: 1rem 1.1rem 1.1rem;
  background: rgba(11, 42, 74, .06);
  border-top: 3px solid var(--cyan-400);
  border-radius: 0 0 var(--cut-sm) 0;
}

.page-faq .faq-metric dt {
  font-family: var(--font-sans);
  font-size: .97rem;
  font-weight: 700;
  color: var(--venue-700);
}

.page-faq .faq-metric dd {
  margin: .4rem 0 0;
  font-size: .88rem;
  line-height: 1.72;
  color: rgba(26, 36, 48, .78);
}

.page-faq .faq-qa--wide {
  margin-top: 1.4rem;
}

/* 联系收口 */
.page-faq .faq-contact {
  padding-top: 1.5rem;
}

.page-faq .faq-contact__panel {
  display: grid;
  gap: 1.6rem;
  padding: 1.9rem 1.4rem 2rem;
  background:
    radial-gradient(120% 130% at 92% 0%, rgba(46, 111, 168, .5), transparent 60%),
    var(--deep-900);
  color: var(--paper-050);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
}

.page-faq .faq-contact__text .eyebrow {
  color: var(--orange-300);
}

.page-faq .faq-contact__text h2 {
  margin: .55rem 0 .9rem;
  font-size: clamp(1.28rem, 4.2vw, 1.7rem);
  line-height: 1.35;
  color: var(--paper-050);
}

.page-faq .faq-contact__text p {
  margin: 0 0 .75rem;
  max-width: 54ch;
  font-size: .94rem;
  line-height: 1.78;
  color: var(--gray-300);
}

.page-faq .faq-contact__text .link-inline {
  color: var(--orange-300);
  text-decoration-color: rgba(255, 178, 92, .5);
}

.page-faq .faq-contact__text .link-inline:hover,
.page-faq .faq-contact__text .link-inline:focus-visible {
  color: var(--paper-050);
  text-decoration-color: var(--paper-050);
}

.page-faq .faq-contact__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .9rem;
  align-content: start;
}

.page-faq .faq-contact__item {
  display: grid;
  gap: .25rem;
  padding-left: .9rem;
  border-left: 2px solid var(--track-500);
}

.page-faq .faq-contact__key {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: rgba(201, 214, 228, .68);
}

.page-faq .faq-contact__val {
  font-size: .95rem;
  line-height: 1.65;
  color: var(--paper-050);
  word-break: break-word;
}

/* 响应式 */
@media (min-width: 720px) {
  .page-faq .faq-hero {
    padding-top: 2rem;
    padding-bottom: 3rem;
  }

  .page-faq .faq-steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.15rem;
  }

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

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

@media (min-width: 960px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
    gap: 3rem;
  }

  .page-faq .faq-group {
    padding: 2.25rem 0 2.75rem;
  }

  .page-faq .faq-group__split {
    grid-template-columns: 4fr 8fr;
    gap: 2.5rem;
    margin-top: 1.9rem;
  }

  .page-faq .faq-qa--wide {
    max-width: 76ch;
  }

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

  .page-faq .faq-contact__panel {
    grid-template-columns: 8fr 4fr;
    gap: 2.5rem;
    padding: 2.5rem 2.4rem 2.7rem;
    align-items: start;
  }
}
<<<PAGE_CSS_END>>>