.page-faq {
  --faq-body: rgba(244, 240, 230, 0.86);
  --faq-soft: rgba(244, 240, 230, 0.7);
  padding-bottom: 3rem;
  color: var(--ivory);
}

.page-faq * {
  box-sizing: border-box;
}

/* 面包屑 */
.page-faq .breadcrumbs {
  padding-top: 1.25rem;
}

.page-faq .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .breadcrumb-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.page-faq .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  color: var(--hairline-strong);
}

.page-faq .breadcrumb-link {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .breadcrumb-link:hover,
.page-faq .breadcrumb-link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

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

/* 首屏 */
.page-faq .faq-hero {
  padding: 1.75rem 0 2.25rem;
}

.page-faq .faq-hero-grid {
  display: grid;
  gap: 1.75rem;
  align-items: start;
}

.page-faq .faq-title {
  margin: 0.7rem 0 1rem;
  font-size: clamp(1.8rem, 7.4vw, 3.35rem);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--ivory);
}

.page-faq .faq-lede {
  max-width: 35rem;
  margin: 0 0 1.4rem;
  font-size: 1.02rem;
  line-height: 1.78;
  color: var(--faq-body);
}

.page-faq .faq-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.3rem;
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.1rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.74rem;
}

.page-faq .faq-jump a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px dashed var(--hairline-strong);
  padding-bottom: 2px;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

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

/* 首屏右侧问题卡 */
.page-faq .faq-topics {
  padding: 1.4rem 1.25rem;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(120% 140% at 92% 0%, rgba(55, 242, 214, 0.16), transparent 62%),
    var(--deep-green);
}

.page-faq .faq-topics-title {
  margin: 0 0 1rem;
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--ivory);
}

.page-faq .faq-topic-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: faqtopic;
  display: grid;
  gap: 0.55rem;
}

.page-faq .faq-topic-list li {
  counter-increment: faqtopic;
}

.page-faq .faq-topic-list a {
  display: grid;
  grid-template-columns: 1.6rem minmax(0, 1fr);
  gap: 0.55rem;
  align-items: start;
  padding: 0.55rem 0.4rem;
  border-radius: var(--radius-md);
  color: var(--ivory);
  font-size: 0.92rem;
  line-height: 1.6;
  text-decoration: none;
  transition: background-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-faq .faq-topic-list a::before {
  content: "0" counter(faqtopic);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 0.04em;
  padding-top: 0.15rem;
}

.page-faq .faq-topic-list a:hover,
.page-faq .faq-topic-list a:focus-visible {
  background: rgba(55, 242, 214, 0.09);
  color: var(--cyan);
}

.page-faq .faq-topics-note {
  margin: 1rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--mist);
}

/* 章节通用 */
.page-faq .faq-section {
  padding: 2rem 0;
}

.page-faq .faq-section-head {
  display: grid;
  gap: 0.55rem;
  margin-bottom: 1.5rem;
}

.page-faq .faq-h2 {
  margin: 0;
  font-size: clamp(1.35rem, 4.6vw, 2.05rem);
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ivory);
}

.page-faq .faq-sub {
  max-width: 36rem;
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.72;
  color: var(--faq-body);
}

/* 排查分组 */
.page-faq .faq-groups {
  display: grid;
  gap: 1rem;
}

.page-faq .faq-group {
  --group-accent: var(--cyan);
  padding: 1.15rem 1rem 1rem;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, rgba(27, 20, 64, 0.6), rgba(7, 26, 43, 0.32));
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-faq .faq-group:nth-child(2) {
  --group-accent: var(--orange);
}

.page-faq .faq-group:nth-child(3) {
  --group-accent: var(--lime);
}

.page-faq .faq-group:nth-child(4) {
  --group-accent: var(--mist);
}

.page-faq .faq-group:hover,
.page-faq .faq-group:focus-within {
  border-color: var(--group-accent);
  box-shadow: 0 0 0 1px rgba(55, 242, 214, 0.1);
}

.page-faq .faq-group-head {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.85rem;
}

.page-faq .faq-group-index {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--night);
  background: var(--group-accent);
  border-radius: 6px;
  padding: 0.16rem 0.42rem;
}

.page-faq .faq-group-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.4;
  color: var(--ivory);
}

.page-faq .faq-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.2rem;
}

.page-faq .faq-step {
  display: grid;
  grid-template-columns: 1.15rem minmax(0, 1fr);
  gap: 0.6rem;
  align-items: start;
  padding: 0.5rem 0.35rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color 0.18s var(--ease);
}

.page-faq .faq-step:hover {
  background: rgba(244, 240, 230, 0.05);
}

.page-faq .faq-check {
  appearance: none;
  -webkit-appearance: none;
  display: grid;
  place-content: center;
  width: 1.15rem;
  height: 1.15rem;
  margin: 0.15rem 0 0;
  border: 1.5px solid var(--hairline-strong);
  border-radius: 6px;
  background: transparent;
  cursor: pointer;
  transition: background-color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .faq-check::after {
  content: "";
  width: 0.55rem;
  height: 0.3rem;
  border-left: 2px solid var(--night);
  border-bottom: 2px solid var(--night);
  transform: rotate(-45deg) translate(0, -1px) scale(0);
  transition: transform 0.18s var(--ease);
}

.page-faq .faq-check:checked {
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-faq .faq-check:checked::after {
  transform: rotate(-45deg) translate(0, -1px) scale(1);
}

.page-faq .faq-check:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-faq .faq-step-body {
  min-width: 0;
  font-size: 0.93rem;
  line-height: 1.68;
  color: var(--faq-body);
}

.page-faq .faq-step-index {
  display: inline-block;
  margin-right: 0.4rem;
  padding: 0 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--group-accent);
  border: 1px solid currentColor;
  border-radius: var(--pill);
  vertical-align: 1px;
  transition: background-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-faq .faq-check:checked + .faq-step-body .faq-step-index {
  background: var(--group-accent);
  color: var(--night);
  border-color: var(--group-accent);
}

.page-faq .faq-check:checked + .faq-step-body {
  color: var(--faq-soft);
  text-decoration: line-through;
  text-decoration-color: var(--hairline-strong);
}

/* 图片 */
.page-faq .faq-figure {
  margin: 1.5rem 0 0;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--hairline);
  object-fit: cover;
  background: var(--deep-green);
}

.page-faq .faq-figure figcaption {
  margin-top: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.6;
  color: var(--mist);
}

/* 文档摘要 */
.page-faq .faq-doc-grid {
  display: grid;
  gap: 1.5rem;
  align-items: start;
}

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

.page-faq .faq-doc-list li {
  padding: 0.85rem 1rem;
  border-left: 3px solid var(--cyan);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: rgba(11, 46, 42, 0.5);
  font-size: 0.93rem;
  line-height: 1.68;
  color: var(--faq-body);
}

.page-faq .faq-doc-list strong {
  display: inline-block;
  margin-right: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  color: var(--cyan);
}

.page-faq .faq-figure--doc {
  margin: 0;
}

/* 大屏适配 */
.page-faq .faq-zone {
  padding: 1.65rem 1.15rem;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(130% 120% at 0% 0%, rgba(55, 242, 214, 0.14), transparent 62%),
    var(--deep-green);
}

.page-faq .faq-bigscreen {
  display: grid;
  gap: 1.5rem;
  align-items: center;
}

.page-faq .faq-checklist {
  margin: 1.1rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.6rem;
}

.page-faq .faq-checklist li {
  position: relative;
  padding-left: 1.35rem;
  font-size: 0.93rem;
  line-height: 1.65;
  color: var(--faq-body);
}

.page-faq .faq-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 3px;
  background: var(--cyan);
}

.page-faq .faq-svg {
  display: block;
  width: 100%;
  height: auto;
}

/* 联系 */
.page-faq .faq-contact {
  padding: 1.65rem 1.15rem;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(120% 130% at 100% 0%, rgba(255, 122, 61, 0.14), transparent 60%),
    var(--indigo);
}

.page-faq .faq-contact-note {
  margin: 0.85rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .faq-contact-list {
  margin: 1.4rem 0 0;
  padding: 0;
}

.page-faq .faq-contact-row {
  display: grid;
  gap: 0.25rem;
  padding: 0.8rem 0;
  border-bottom: 1px dashed var(--hairline);
}

.page-faq .faq-contact-row:last-child {
  border-bottom: 0;
}

.page-faq .faq-contact-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .faq-contact-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--ivory);
  overflow-wrap: anywhere;
}

/* 延伸阅读 */
.page-faq .faq-more-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.75rem;
}

.page-faq .faq-more-link {
  display: grid;
  gap: 0.35rem;
  padding: 1rem 1.1rem;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: var(--ivory);
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-faq .faq-more-link:hover,
.page-faq .faq-more-link:focus-visible {
  border-color: var(--cyan);
  background: rgba(55, 242, 214, 0.07);
}

.page-faq .faq-more-title {
  font-size: 1rem;
  font-weight: 800;
}

.page-faq .faq-more-text {
  font-size: 0.86rem;
  line-height: 1.62;
  color: var(--faq-soft);
}

@media (prefers-reduced-motion: reduce) {
  .page-faq * {
    transition: none !important;
  }
}

@media (min-width: 720px) {
  .page-faq .faq-groups {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-faq .faq-zone,
  .page-faq .faq-contact {
    padding: 2.25rem 2rem;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: 2.5rem 0 3rem;
  }

  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 2.5rem;
  }

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

  .page-faq .faq-doc-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    gap: 2.25rem;
    align-items: center;
  }

  .page-faq .faq-bigscreen {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 2.5rem;
  }

  .page-faq .faq-contact {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 2rem;
    align-items: start;
  }

  .page-faq .faq-contact-list {
    margin-top: 0;
  }
}
<<<END>>>