.page-faq {
  background: var(--paper);
  color: var(--ink-900);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
  color: var(--paper-0);
  border-bottom: var(--bw) solid var(--gold);
}
.page-faq .faq-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
  pointer-events: none;
}
.page-faq .faq-hero__inner {
  position: relative;
  padding-top: 22px;
  padding-bottom: 40px;
}
.page-faq .faq-hero .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}
.page-faq .faq-hero .breadcrumb__item {
  color: rgba(251, 248, 240, 0.62);
}
.page-faq .faq-hero .breadcrumb__link {
  color: rgba(251, 248, 240, 0.78);
}
.page-faq .faq-hero .breadcrumb__link:hover {
  color: var(--gold);
}
.page-faq .faq-hero .eyebrow {
  color: var(--gold);
  margin-bottom: 14px;
}
.page-faq .faq-hero h1 {
  margin: 0 0 18px;
  max-width: 22ch;
  font-size: clamp(27px, 6.4vw, 50px);
  line-height: 1.18;
  font-weight: 900;
  letter-spacing: 0.01em;
}
.page-faq .faq-hero__lede {
  margin: 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(251, 248, 240, 0.84);
}
.page-faq .faq-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 26px;
}
.page-faq .faq-chip {
  display: inline-block;
  padding: 6px 11px;
  border: 1px solid rgba(200, 162, 74, 0.55);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--gold);
}

/* ---------- 分类索引 ---------- */
.page-faq .faq-index-sec {
  padding: 34px 0 12px;
  background: var(--paper);
  border-bottom: 1px solid var(--fog);
}
.page-faq .faq-index__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 16px;
}
.page-faq .faq-index__title {
  margin: 0;
  font-size: 18px;
  font-weight: 900;
  letter-spacing: 0.02em;
}
.page-faq .faq-index__note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold-deep);
}
.page-faq .faq-index {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding-bottom: 22px;
}
.page-faq .faq-index__item {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "num name"
    "num meta";
  column-gap: 12px;
  align-items: center;
  padding: 13px 14px;
  background: var(--paper-0);
  border: var(--bw) solid var(--ink-900);
  box-shadow: var(--shadow-hard-sm);
  color: var(--ink-900);
  text-decoration: none;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.page-faq .faq-index__item:hover,
.page-faq .faq-index__item:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hard);
}
.page-faq .faq-index__item:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 2px;
}
.page-faq .faq-index__num {
  grid-area: num;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
  color: var(--gold-deep);
  min-width: 2.2em;
}
.page-faq .faq-index__name {
  grid-area: name;
  font-size: 15px;
  font-weight: 700;
}
.page-faq .faq-index__meta {
  grid-area: meta;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--ink-soft);
  margin-top: 2px;
}
.page-faq .faq-index__item--link {
  background: var(--paper-hi);
}

/* ---------- 主体布局 ---------- */
.page-faq .faq-main-sec {
  padding: 30px 0 48px;
}
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}
.page-faq .faq-side {
  display: grid;
  gap: 12px;
}
.page-faq .faq-side__box {
  border: var(--bw) solid var(--ink-900);
  background: var(--paper-0);
  padding: 16px;
}
.page-faq .faq-side__box--help {
  background: var(--ink-900);
  color: var(--paper-0);
}
.page-faq .faq-side__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold-deep);
}
.page-faq .faq-side__box--help .faq-side__title {
  color: var(--gold);
}
.page-faq .faq-side__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}
.page-faq .faq-side__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 6px;
  border-bottom: 1px solid var(--fog);
  color: var(--ink-900);
  font-size: 14px;
  text-decoration: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.page-faq .faq-side__list li:last-child .faq-side__link {
  border-bottom: none;
}
.page-faq .faq-side__link .mono {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold-deep);
}
.page-faq .faq-side__link:hover,
.page-faq .faq-side__link:focus-visible {
  background: var(--paper-hi);
  color: var(--ink-900);
}
.page-faq .faq-side__link:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 1px;
}
.page-faq .faq-side__text {
  margin: 0 0 10px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(251, 248, 240, 0.78);
}
.page-faq .faq-side__mono {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--gold);
  word-break: break-all;
}
.page-faq .faq-side__btn {
  width: 100%;
  text-align: center;
}

/* ---------- 问答组 ---------- */
.page-faq .faq-groups {
  display: grid;
  gap: 34px;
  min-width: 0;
}
.page-faq .faq-group {
  scroll-margin-top: 24px;
  min-width: 0;
}
.page-faq .faq-group__head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding-top: 14px;
  margin-bottom: 16px;
  border-top: var(--bw) solid var(--ink-900);
}
.page-faq .faq-group__num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 500;
  line-height: 1;
  color: var(--gold);
  padding-top: 2px;
}
.page-faq .faq-group__title {
  margin: 0 0 6px;
  font-size: clamp(20px, 4.6vw, 27px);
  line-height: 1.3;
  font-weight: 900;
}
.page-faq .faq-group__lede {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ---------- 折叠问答 ---------- */
.page-faq .qa {
  border: var(--bw) solid var(--ink-900);
  background: var(--paper-0);
  box-shadow: var(--shadow-hard-sm);
  margin-bottom: 12px;
  transition: box-shadow var(--dur) var(--ease);
}
.page-faq .qa[open] {
  box-shadow: var(--shadow-hard);
}
.page-faq .qa__q {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 14px 14px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--ink-900);
}
.page-faq .qa__q::-webkit-details-marker {
  display: none;
}
.page-faq .qa__q:hover {
  background: var(--paper-hi);
}
.page-faq .qa__q:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: -2px;
}
.page-faq .qa__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--gold-deep);
  padding-top: 3px;
}
.page-faq .qa__text {
  flex: 1 1 auto;
}
.page-faq .qa__sign {
  position: relative;
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  border: 1.5px solid var(--ink-900);
  align-self: center;
}
.page-faq .qa__sign::before,
.page-faq .qa__sign::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--ink-900);
  transform: translate(-50%, -50%);
  transition: transform var(--dur) var(--ease);
}
.page-faq .qa__sign::before {
  width: 10px;
  height: 1.5px;
}
.page-faq .qa__sign::after {
  width: 1.5px;
  height: 10px;
}
.page-faq .qa[open] .qa__sign::after {
  transform: translate(-50%, -50%) scaleY(0);
}
.page-faq .qa[open] .qa__sign {
  border-color: var(--gold-deep);
}
.page-faq .qa[open] .qa__sign::before {
  background: var(--gold-deep);
}
.page-faq .qa__body {
  padding: 0 14px 16px;
  border-top: 1px dashed var(--fog);
  margin-top: 2px;
  padding-top: 12px;
}
.page-faq .qa__body p {
  margin: 0 0 9px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}
.page-faq .qa__body p:last-child {
  margin-bottom: 0;
}
.page-faq .qa__lead {
  font-weight: 500;
  color: var(--ink-900);
}
.page-faq .qa__body .tag {
  margin: 0 2px;
  font-size: 12px;
}
.page-faq .qa__note {
  font-family: var(--font-mono);
  font-size: 12.5px;
}
.page-faq .qa__note a {
  color: var(--gold-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-faq .qa__note a:hover {
  color: var(--red);
}
.page-faq .qa__note a:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 2px;
}

/* ---------- 图片与流程 ---------- */
.page-faq .faq-media {
  margin: 0 0 16px;
}
.page-faq .faq-media .figure__frame {
  border: var(--bw) solid var(--ink-900);
  box-shadow: var(--shadow-hard-sm);
  background: var(--ink-800);
  overflow: hidden;
}
.page-faq .faq-media .figure__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-faq .faq-media .figure__cap {
  display: block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--gold-deep);
}
.page-faq .faq-flow {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}
.page-faq .faq-flow__item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 11px 13px;
  background: var(--paper-hi);
  border-left: 4px solid var(--gold);
}
.page-faq .faq-flow__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-900);
}
.page-faq .faq-flow__item p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--ink-900);
}

/* ---------- 尾部行动区 ---------- */
.page-faq .faq-cta {
  background: var(--ink-900);
  color: var(--paper-0);
  border-top: var(--bw) solid var(--gold);
  padding: 40px 0 46px;
}
.page-faq .faq-cta__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}
.page-faq .faq-cta .eyebrow {
  color: var(--gold);
}
.page-faq .faq-cta__title {
  margin: 0 0 12px;
  font-size: clamp(21px, 4.8vw, 30px);
  line-height: 1.3;
  font-weight: 900;
}
.page-faq .faq-cta__lede {
  margin: 0 0 20px;
  max-width: 46ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(251, 248, 240, 0.82);
}
.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-faq .faq-cta__contact {
  border: var(--bw) solid rgba(200, 162, 74, 0.5);
  padding: 18px 16px;
}
.page-faq .faq-cta__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold);
}
.page-faq .faq-cta__mono {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--paper-0);
  word-break: break-all;
}
.page-faq .faq-cta__hint {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(251, 248, 240, 0.68);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-faq .faq-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-faq .faq-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-faq .qa__q {
    padding: 16px 18px;
    font-size: 15.5px;
  }
  .page-faq .qa__body {
    padding-left: 18px;
    padding-right: 18px;
  }
}

@media (min-width: 768px) {
  .page-faq .faq-hero__inner {
    padding-top: 28px;
    padding-bottom: 54px;
  }
  .page-faq .faq-index {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
  }
  .page-faq .faq-side {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }
  .page-faq .faq-side {
    grid-template-columns: 1fr;
    position: sticky;
    top: 24px;
  }
  .page-faq .faq-groups {
    gap: 44px;
  }
  .page-faq .faq-cta__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 40px;
    align-items: start;
  }
  .page-faq .faq-group__head {
    padding-top: 18px;
    margin-bottom: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__item,
  .page-faq .qa,
  .page-faq .qa__sign::before,
  .page-faq .qa__sign::after {
    transition: none;
  }
  .page-faq .faq-index__item:hover,
  .page-faq .faq-index__item:focus-visible {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>