.page-faq {
  --faq-cut: 16px;
  --faq-jump-top: var(--navbar-h);
  --faq-soft: rgba(233, 240, 247, 0.84);
  --faq-dim: rgba(233, 240, 247, 0.68);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  line-height: 1.75;
}

.page-faq .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(24px, 4vw, 52px);
  padding-bottom: clamp(26px, 4vw, 48px);
  background:
    linear-gradient(158deg, var(--tactic) 0%, var(--panel) 42%, var(--ink) 76%);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  right: -12%;
  top: 26%;
  width: 62%;
  height: 0;
  border-top: 1px dashed rgba(0, 230, 210, 0.42);
  transform: rotate(-11deg);
  pointer-events: none;
}

.page-faq .faq-hero-inner {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 18px 0 0;
  padding: 4px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cyan);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero .eyebrow .mono {
  color: var(--amber);
}

.page-faq .faq-hero h1 {
  margin: 16px 0 0;
  max-width: 20ch;
  font-size: clamp(28px, 5.4vw, 56px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--paper);
  transform: skewX(-3deg);
  transform-origin: left center;
}

.page-faq .faq-lede {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 16px;
  color: var(--faq-soft);
}

.page-faq .faq-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding-left: 12px;
  border-left: 2px solid var(--line);
  font-size: 13px;
  color: var(--rock);
}

.page-faq .faq-facts .mono {
  font-size: 17px;
  color: var(--cyan);
}

.page-faq .faq-hero-media {
  position: relative;
  margin: clamp(24px, 4vw, 44px) 0 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--ink);
}

.page-faq .faq-hero-media .media-img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.06);
}

.page-faq .faq-hero-media .media-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(5, 10, 22, 0.16) 0%, rgba(5, 10, 22, 0.82) 100%);
}

.page-faq .faq-hero-media .media-caption {
  position: absolute;
  left: var(--gutter);
  right: var(--gutter);
  bottom: 12px;
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--faq-dim);
}

@media (min-width: 760px) {
  .page-faq .faq-hero-media .media-img {
    aspect-ratio: 8 / 3;
  }
  .page-faq .faq-hero-media .media-caption {
    bottom: 20px;
    font-size: 13px;
  }
}

/* ---------- 锚点胶囊条 ---------- */
.page-faq .faq-jump {
  position: sticky;
  top: var(--faq-jump-top);
  z-index: 20;
  padding-block: 12px;
  background: rgba(5, 10, 22, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}

.page-faq .faq-jump-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 16px;
  justify-content: space-between;
}

.page-faq .faq-jump-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-jump-hint {
  margin: 0;
  font-size: 12px;
  color: var(--rock);
}

.page-faq .faq-chips {
  display: flex;
  gap: 8px;
  margin: 10px 0 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
  padding: 9px 16px;
  font-size: 13px;
  color: var(--paper);
  text-decoration: none;
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 100%, 0 100%);
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-faq .faq-chip .mono {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-faq .faq-chip:hover,
.page-faq .faq-chip:focus-visible {
  background: var(--tactic);
  border-color: var(--cyan);
  color: var(--cyan-soft);
}

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

/* ---------- 正文 ---------- */
.page-faq .faq-body {
  padding-block: clamp(28px, 4.5vw, 60px);
}

.page-faq .faq-group {
  scroll-margin-top: calc(var(--navbar-h) + 96px);
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(30px, 4vw, 56px);
  padding-top: clamp(26px, 3.6vw, 44px);
  border-top: 1px solid var(--line);
}

.page-faq .faq-group-head {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  column-gap: 14px;
  align-items: start;
}

.page-faq .faq-group-head .section-num {
  grid-row: 1 / span 2;
  margin: 0;
  font-size: clamp(30px, 4.2vw, 44px);
  line-height: 1;
  color: var(--cyan);
}

.page-faq .faq-group-head h2 {
  margin: 0;
  font-size: clamp(20px, 2.6vw, 28px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-group-lede {
  margin: 8px 0 0;
  max-width: 60ch;
  font-size: 14px;
  color: var(--faq-dim);
}

.page-faq .faq-group-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  margin-top: 22px;
}

.page-faq .faq-qa-list {
  margin-top: 22px;
}

.page-faq .faq-group-grid .faq-qa-list {
  margin-top: 0;
}

@media (min-width: 920px) {
  .page-faq .faq-group-grid {
    grid-template-columns: minmax(0, 1fr) 296px;
    gap: 32px;
    align-items: start;
  }
}

/* ---------- 折叠问答 ---------- */
.page-faq .qa {
  position: relative;
  scroll-margin-top: calc(var(--navbar-h) + 96px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 2px solid var(--line);
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .qa::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: var(--faq-cut);
  height: var(--faq-cut);
  background: var(--ink);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-faq .qa + .qa {
  margin-top: 10px;
}

.page-faq .qa[open] {
  background: #0d1a2e;
  border-left-color: var(--cyan);
}

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

.page-faq .qa-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 15px 16px;
  list-style: none;
  cursor: pointer;
}

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

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

.page-faq .qa-index {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-faq .qa-q {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--paper);
}

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

.page-faq .qa-mark {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1;
  color: var(--rock);
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-faq .qa-mark::before {
  content: "+";
}

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

.page-faq .qa[open] .qa-mark::before {
  content: "\2212";
}

.page-faq .qa-body {
  padding: 2px 16px 18px;
  font-size: 15px;
  color: var(--faq-soft);
  animation: faq-reveal 0.18s var(--ease) both;
}

.page-faq .qa-body p {
  margin: 10px 0 0;
  max-width: 62ch;
}

.page-faq .qa-body p:first-child {
  margin-top: 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

.page-faq .qa-steps {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: qa-step;
}

.page-faq .qa-steps li {
  position: relative;
  margin-top: 8px;
  padding-left: 28px;
  counter-increment: qa-step;
}

.page-faq .qa-steps li::before {
  content: counter(qa-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan);
}

@keyframes faq-reveal {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.page-faq .loc-tag {
  display: inline-block;
  padding: 1px 7px;
  margin: 0 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--cyan);
  text-decoration: none;
  white-space: nowrap;
  background: rgba(0, 230, 210, 0.08);
  border: 1px solid rgba(0, 230, 210, 0.38);
  transition: background 0.18s var(--ease), color 0.18s var(--ease);
}

.page-faq .loc-tag:hover,
.page-faq .loc-tag:focus-visible {
  background: rgba(0, 230, 210, 0.2);
  color: var(--cyan-soft);
}

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

/* ---------- 侧栏 ---------- */
.page-faq .faq-side {
  position: relative;
}

.page-faq .faq-clock-media {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--tactic);
  border: 1px solid var(--line);
}

.page-faq .faq-clock-media .media-img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
}

.page-faq .faq-side-note {
  margin: 12px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--amber);
  font-size: 13px;
  line-height: 1.7;
  color: var(--rock);
}

/* ---------- 联系渠道 ---------- */
.page-faq .faq-contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: 22px;
}

.page-faq .faq-contact-card {
  padding: 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 2px solid var(--cyan);
}

.page-faq .faq-contact-card:nth-child(2) {
  border-top-color: var(--amber);
}

.page-faq .faq-contact-card:nth-child(3) {
  border-top-color: var(--moss);
}

.page-faq .faq-contact-card h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-faq .faq-contact-value {
  margin: 8px 0 0;
  font-size: 13px;
  color: var(--cyan);
  word-break: break-all;
}

.page-faq .faq-contact-card p:last-child {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--faq-dim);
}

@media (min-width: 780px) {
  .page-faq .faq-contact-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 结尾引导 ---------- */
.page-faq .faq-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: clamp(30px, 4vw, 52px);
  padding: clamp(22px, 3.4vw, 36px);
  background: linear-gradient(122deg, var(--tactic) 0%, var(--panel) 72%);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

.page-faq .faq-cta-title {
  margin: 0;
  font-size: clamp(18px, 2.2vw, 22px);
  font-weight: 800;
  color: var(--paper);
}

.page-faq .faq-cta-sub {
  margin: 6px 0 0;
  font-size: 14px;
  color: var(--faq-dim);
}

.page-faq .faq-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-cta .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background 0.18s var(--ease), color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .faq-cta .btn-primary {
  color: var(--ink);
  background: var(--orange);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
}

.page-faq .faq-cta .btn-primary:hover,
.page-faq .faq-cta .btn-primary:focus-visible {
  background: #ff8347;
}

.page-faq .faq-cta .btn-ghost {
  color: var(--paper);
  background: transparent;
  border-color: var(--line);
}

.page-faq .faq-cta .btn-ghost:hover,
.page-faq .faq-cta .btn-ghost:focus-visible {
  color: var(--cyan-soft);
  border-color: var(--cyan);
}

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

/* ---------- 窄屏微调 ---------- */
@media (max-width: 560px) {
  .page-faq .faq-hero h1 {
    transform: none;
  }

  .page-faq .qa-head {
    padding: 13px 12px;
    gap: 10px;
  }

  .page-faq .qa-body {
    padding: 2px 12px 16px;
  }

  .page-faq .faq-group-head {
    grid-template-columns: 40px minmax(0, 1fr);
    column-gap: 10px;
  }

  .page-faq .faq-cta-actions {
    width: 100%;
  }

  .page-faq .faq-cta .btn {
    flex: 1 1 auto;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa-body {
    animation: none;
  }
  .page-faq .qa,
  .page-faq .faq-chip,
  .page-faq .loc-tag,
  .page-faq .faq-cta .btn {
    transition: none;
  }
}
<<<END>>>