.page-faq {
  --faq-rail-w: 280px;
  background:
    linear-gradient(180deg, rgba(0, 232, 200, 0.05), rgba(11, 31, 26, 0) 360px),
    var(--ink);
  color: var(--paper);
  padding-bottom: 8px;
}

/* ---------- 顶部与首屏 ---------- */
.page-faq .faq-top {
  padding-top: 26px;
}

.page-faq .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

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

.page-faq .breadcrumb a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-faq .faq-hero {
  padding: 30px 0 6px;
}

.page-faq .faq-title {
  margin: 14px 0 0;
  font-size: clamp(30px, 7.4vw, 66px);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-lede {
  margin: 20px 0 0;
  max-width: 42em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  margin: 28px 0 0;
  padding: 16px 0 0;
  list-style: none;
  border-top: 1px solid var(--rule);
}

.page-faq .faq-meta li {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-faq .faq-meta-k {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-faq .faq-meta-v {
  font-family: var(--mono);
  font-size: 15px;
  color: var(--cyan);
}

/* ---------- 三步速查卡 ---------- */
.page-faq .faq-quick {
  padding: 34px 0 4px;
}

.page-faq .quick-card {
  position: relative;
  overflow: hidden;
  padding: 26px 18px 28px;
  background: var(--pit);
  border: 1px solid var(--rule);
}

.page-faq .quick-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.17;
  filter: saturate(0.55) contrast(1.1);
}

.page-faq .quick-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    100deg,
    rgba(6, 18, 15, 0.95) 0%,
    rgba(6, 18, 15, 0.78) 58%,
    rgba(6, 18, 15, 0.52) 100%
  );
}

.page-faq .quick-content {
  position: relative;
  z-index: 2;
}

.page-faq .quick-content .section-title {
  margin: 10px 0 0;
  font-size: clamp(22px, 5vw, 34px);
  font-weight: 900;
  color: var(--paper);
}

.page-faq .quick-content .section-note {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .quick-steps {
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .quick-step {
  position: relative;
  padding: 15px 16px 15px 46px;
  background: rgba(18, 51, 43, 0.72);
  border-left: 2px solid var(--rule);
  transition: border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-faq .quick-step:hover {
  border-left-color: var(--cyan);
  background: rgba(18, 51, 43, 0.95);
}

.page-faq .quick-step:not(:last-child)::after {
  content: "↓";
  position: absolute;
  left: 15px;
  bottom: -12px;
  z-index: 3;
  font-size: 12px;
  line-height: 1;
  color: var(--cyan);
}

.page-faq .qs-num {
  position: absolute;
  left: 14px;
  top: 16px;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--cyan);
}

.page-faq .qs-name {
  display: block;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.5;
  color: var(--paper);
}

.page-faq .qs-desc {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .qs-link {
  display: inline-block;
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 232, 200, 0.45);
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-faq .qs-link:hover {
  color: var(--cyan-soft);
  border-bottom-color: var(--cyan-soft);
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  padding-top: 46px;
  padding-bottom: 72px;
}

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

.page-faq .faq-group {
  margin-top: 44px;
}

.page-faq .faq-group:first-child {
  margin-top: 0;
}

.page-faq .faq-group .chapter-band {
  margin-bottom: 2px;
}

.page-faq .faq-group-title {
  margin: 18px 0 0;
  font-size: clamp(20px, 4.8vw, 30px);
  font-weight: 900;
  line-height: 1.3;
  color: var(--paper);
}

.page-faq .faq-group-note {
  margin: 10px 0 0;
  max-width: 46em;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 问答条目 ---------- */
.page-faq .qa-list {
  margin-top: 20px;
  border-top: 1px solid var(--rule);
}

.page-faq .qa {
  border-bottom: 1px solid var(--rule);
  border-left: 2px solid transparent;
  transition: border-left-color 0.18s var(--ease);
}

.page-faq .qa--flag {
  border-left-color: var(--flame);
  padding-left: 14px;
}

.page-faq .qa-q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 36px 16px 0;
  cursor: pointer;
  list-style: none;
  position: relative;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--paper);
  transition: color 0.18s var(--ease);
}

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

.page-faq .qa-q:hover {
  color: var(--cyan-soft);
}

.page-faq .qa-num {
  flex: none;
  padding-top: 4px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
  transition: color 0.18s var(--ease);
}

.page-faq .qa[open] .qa-num {
  color: var(--cyan);
}

.page-faq .qa-mark {
  position: absolute;
  right: 6px;
  top: 21px;
  width: 12px;
  height: 12px;
}

.page-faq .qa-mark::before,
.page-faq .qa-mark::after {
  content: "";
  position: absolute;
  background: var(--muted);
  transition: background-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-faq .qa-mark::before {
  left: 0;
  top: 5px;
  width: 12px;
  height: 1.5px;
}

.page-faq .qa-mark::after {
  left: 5px;
  top: 0;
  width: 1.5px;
  height: 12px;
}

.page-faq .qa[open] .qa-mark::before {
  background: var(--cyan);
}

.page-faq .qa[open] .qa-mark::after {
  background: var(--cyan);
  transform: scaleY(0);
}

.page-faq .qa-a {
  padding: 2px 0 22px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--paper);
  opacity: 0.92;
}

.page-faq .qa-a p {
  margin: 0 0 12px;
}

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

.page-faq .qa-a a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 232, 200, 0.42);
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-faq .qa-a a:hover {
  color: var(--cyan-soft);
  border-bottom-color: var(--cyan-soft);
}

/* ---------- 手机端配图 ---------- */
.page-faq .group-mobile {
  min-width: 0;
}

.page-faq .faq-mobile-fig {
  margin: 22px 0 0;
}

.page-faq .faq-mobile-fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--rule);
}

.page-faq .faq-mobile-fig .img-cap {
  margin-top: 8px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

/* ---------- 仍有疑问 ---------- */
.page-faq .faq-contact {
  margin-top: 22px;
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--rule);
}

.page-faq .faq-contact > p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--paper);
}

.page-faq .field-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding: 12px 0;
  border-top: 1px solid var(--rule);
}

.page-faq .field-key {
  flex: none;
  min-width: 72px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-faq .field-value {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--cyan);
  word-break: break-all;
}

.page-faq .copy-btn {
  padding: 4px 10px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--rule);
  border-radius: 0;
  cursor: pointer;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .copy-btn:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-faq .copy-btn[data-copied] {
  color: var(--amber);
  border-color: var(--amber);
}

.page-faq .faq-contact-note {
  margin: 14px 0 0;
  font-size: 12px;
  line-height: 1.8;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-faq .faq-check {
  margin-top: 26px;
}

.page-faq .faq-check h3 {
  margin: 0 0 14px;
  font-size: 16px;
  font-weight: 800;
  color: var(--paper);
}

.page-faq .check-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .check-list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper);
  background: rgba(18, 51, 43, 0.6);
  border-left: 1px solid var(--rule);
}

.page-faq .check-num {
  flex: none;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--amber);
}

.page-faq .faq-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 右侧索引 ---------- */
.page-faq .faq-aside {
  padding: 18px;
  background: rgba(18, 51, 43, 0.52);
  border: 1px solid var(--rule);
}

.page-faq .faq-aside .rail-title {
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-faq .rail-list {
  display: grid;
  gap: 2px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .rail-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 8px;
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-faq .rail-link:hover {
  color: var(--cyan-soft);
  background: rgba(0, 232, 200, 0.06);
}

.page-faq .rail-link[data-active] {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(0, 232, 200, 0.08);
}

.page-faq .rail-num {
  flex: none;
  font-family: var(--mono);
  font-size: 12px;
  opacity: 0.8;
}

.page-faq .rail-note {
  margin: 16px 0 0;
  padding-top: 14px;
  font-size: 12px;
  line-height: 1.9;
  letter-spacing: 0.04em;
  color: var(--muted);
  border-top: 1px solid var(--rule);
}

.page-faq .rail-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 232, 200, 0.42);
}

.page-faq .rail-note a:hover {
  color: var(--cyan-soft);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-faq .quick-card {
    padding: 34px 32px 36px;
  }

  .page-faq .faq-contact {
    padding: 26px 28px;
  }

  .page-faq .faq-aside {
    padding: 22px;
  }
}

@media (min-width: 760px) {
  .page-faq .group-mobile {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 250px;
    gap: 30px;
    align-items: start;
  }

  .page-faq .faq-mobile-fig {
    margin-top: 20px;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-top {
    padding-top: 34px;
  }

  .page-faq .faq-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    max-width: 1000px;
  }

  .page-faq .faq-body {
    grid-template-columns: minmax(0, 1fr) var(--faq-rail-w);
    gap: 56px;
    padding-bottom: 96px;
  }

  .page-faq .faq-aside {
    position: sticky;
    top: var(--sticky);
  }

  .page-faq .group-mobile {
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 40px;
  }
}
<<<PAGE_CSS_END>>>