.page-faq {
  background: var(--ink-base);
  color: var(--white);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-faq .breadcrumb {
  margin-bottom: 4px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-block: clamp(18px, 3vw, 32px) clamp(28px, 5vw, 56px);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: 24px;
  align-items: start;
}

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

.page-faq .faq-hero h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 6.4vw, 58px);
  line-height: 1.07;
  letter-spacing: -0.02em;
  max-width: 18em;
}

.page-faq .faq-hero__lead {
  margin: 16px 0 0;
  max-width: 36em;
  color: var(--mist);
  font-size: 16px;
  line-height: 1.75;
}

.page-faq .faq-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-faq .faq-chip {
  display: inline-block;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
  background: var(--ink-panel);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-chip:hover,
.page-faq .faq-chip:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
  background: rgba(59, 255, 196, 0.08);
}

.page-faq .faq-hero__aside {
  padding: 18px 20px 20px;
  border: 1px solid var(--line);
}

.page-faq .faq-hero__aside-label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-hero__steps {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.7;
}

/* ---------- 索引墙 ---------- */
.page-faq .faq-index {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--field-deep);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-index__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
  pointer-events: none;
}

.page-faq .faq-index__inner {
  padding-block: clamp(28px, 5vw, 52px);
  position: relative;
}

.page-faq .faq-index__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 4vw, 34px);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.page-faq .faq-index__sub {
  margin: 10px 0 0;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.7;
}

.page-faq .faq-index__grid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-faq .faq-cat {
  padding: 14px 16px 8px;
  background: rgba(8, 15, 12, 0.74);
  border: 1px solid var(--line);
  clip-path: var(--cut-tr);
}

.page-faq .faq-cat__num {
  display: inline-block;
  margin: 0 0 10px;
  padding: 2px 8px;
  background: var(--cyan);
  color: var(--ink-base);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.page-faq .faq-cat__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-faq .faq-cat__list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: q;
}

.page-faq .faq-cat__link {
  counter-increment: q;
  display: flex;
  gap: 8px;
  align-items: baseline;
  padding: 8px 0;
  border-bottom: 1px dashed var(--line);
  color: var(--white);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color 0.18s var(--ease);
}

.page-faq .faq-cat__list li:last-child .faq-cat__link {
  border-bottom: 0;
}

.page-faq .faq-cat__link::before {
  content: "0" counter(q);
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mist);
}

.page-faq .faq-cat__link:hover,
.page-faq .faq-cat__link:focus-visible {
  color: var(--cyan);
}

.page-faq .faq-cat__link:hover::before,
.page-faq .faq-cat__link:focus-visible::before {
  color: var(--amber);
}

/* ---------- 问答主体 ---------- */
.page-faq .faq-body {
  padding-block: clamp(28px, 5vw, 56px) clamp(36px, 6vw, 80px);
  max-width: 880px;
}

.page-faq .faq-search {
  display: grid;
  gap: 8px;
  margin-bottom: 30px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-search__hint {
  margin: 0;
  color: var(--mist);
  font-size: 13px;
  line-height: 1.6;
}

.page-faq .faq-list {
  display: block;
}

.page-faq .faq-group {
  margin-bottom: clamp(30px, 5vw, 52px);
  scroll-margin-top: 72px;
}

.page-faq .faq-group__head {
  display: grid;
  gap: 6px;
  padding-bottom: 14px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-group__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--amber);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 3.4vw, 28px);
  letter-spacing: -0.01em;
  line-height: 1.25;
}

.page-faq .faq-group__intro {
  margin: 0;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.7;
}

.page-faq .faq-item {
  position: relative;
  margin-bottom: 12px;
  background: var(--ink-panel);
  border: 1px solid var(--line);
  clip-path: var(--cut-tr);
  scroll-margin-top: 72px;
}

.page-faq .faq-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--cyan);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform 0.28s var(--ease);
}

.page-faq .faq-item[open]::before {
  transform: scaleY(1);
}

.page-faq .faq-item__q {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  padding: 16px 44px 16px 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: clamp(16px, 2.4vw, 19px);
  font-weight: 700;
  line-height: 1.4;
  color: var(--white);
  transition: color 0.2s var(--ease);
}

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

.page-faq .faq-item__q::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 14px;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--cyan);
  transition: transform 0.25s var(--ease);
}

.page-faq .faq-item[open] .faq-item__q::after {
  transform: rotate(45deg);
}

.page-faq .faq-item__q:hover {
  color: var(--cyan);
}

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -4px;
}

.page-faq .faq-item__a {
  padding: 0 18px 20px 18px;
  color: var(--white);
  font-size: 15px;
  line-height: 1.8;
  animation: faqReveal 0.28s var(--ease);
}

.page-faq .faq-item__a p {
  margin: 0 0 10px;
}

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

.page-faq .faq-item__h {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .steps {
  counter-reset: st;
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .steps li {
  position: relative;
  padding-left: 42px;
  font-size: 15px;
  line-height: 1.7;
}

.page-faq .steps li::before {
  counter-increment: st;
  content: "0" counter(st);
  position: absolute;
  left: 0;
  top: 3px;
  padding: 1px 5px;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.4;
  color: var(--cyan);
}

.page-faq .faq-figure {
  margin: 6px 0 22px;
  scroll-margin-top: 72px;
}

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

.page-faq .faq-empty {
  margin: 24px 0 0;
  padding: 16px 18px;
  border: 1px dashed var(--amber);
  border-left-width: 3px;
  background: rgba(255, 176, 32, 0.07);
  color: var(--amber-soft);
  font-size: 14px;
  line-height: 1.7;
}

.page-faq .faq-empty[hidden] {
  display: none;
}

/* ---------- 仍未解决 ---------- */
.page-faq .faq-ask {
  position: relative;
  overflow: hidden;
  padding-block: clamp(32px, 5vw, 64px);
  background: var(--field-deep);
  border-top: 1px solid var(--line);
}

.page-faq .faq-ask::after {
  content: "";
  position: absolute;
  right: -90px;
  top: -70px;
  width: 280px;
  height: 280px;
  border: 1px solid var(--mid);
  border-radius: 50%;
  opacity: 0.4;
  pointer-events: none;
}

.page-faq .faq-ask__inner {
  position: relative;
  display: grid;
  gap: 16px;
  max-width: 760px;
}

.page-faq .faq-ask__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 4vw, 34px);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-faq .faq-ask__text {
  margin: 0;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.75;
}

.page-faq .faq-ask__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-faq .faq-ask__list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.6;
}

.page-faq .faq-ask__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 9px;
  height: 2px;
  background: var(--cyan);
}

.page-faq .faq-ask .btn {
  justify-self: start;
  margin-top: 4px;
}

@keyframes faqReveal {
  from {
    opacity: 0;
    transform: translateX(-8px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item__a,
  .page-faq .faq-item::before,
  .page-faq .faq-item__q::after,
  .page-faq .faq-chip,
  .page-faq .faq-cat__link {
    animation: none;
    transition: none;
  }
}

/* ---------- 宽屏 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-index__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-item__a {
    padding-left: 22px;
    padding-right: 22px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-faq .faq-body {
    padding-left: 0;
  }

  .page-faq .faq-cat {
    padding: 16px 18px 10px;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-index__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
  }

  .page-faq .faq-cat__link {
    font-size: 13px;
  }
}
<<<PAGE_CSS_END>>>