.page-faq {
  --faq-sec-pad: clamp(40px, 7vw, 88px);
  --faq-gap: clamp(20px, 3vw, 34px);
  --faq-shadow: 5px 5px 0 var(--void);
  background: var(--ink);
  color: var(--paper);
}

@media (min-width: 900px) {
  .page-faq {
    --faq-shadow: 10px 10px 0 var(--void);
  }
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + clamp(36px, 6vw, 68px)) 0 clamp(34px, 5vw, 58px);
  background:
    radial-gradient(900px 420px at 88% -8%, rgba(36, 224, 178, 0.16), transparent 68%),
    radial-gradient(760px 380px at 4% 4%, rgba(255, 107, 74, 0.15), transparent 66%),
    var(--ink);
  border-bottom: 2px solid var(--line);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.55;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.75), transparent 80%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.75), transparent 80%);
}

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

.page-faq .faq-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.4vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 14px 0 18px;
  max-width: 22em;
  color: var(--paper);
}

.page-faq .faq-lede {
  margin: 0 0 26px;
  max-width: 40em;
  font-size: clamp(1rem, 1.5vw, 1.0625rem);
  line-height: 1.95;
  color: var(--mist);
}

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

.page-faq .faq-jump a {
  display: inline-block;
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--jade);
  text-decoration: none;
  border: 1px solid var(--line);
  background: rgba(36, 224, 178, 0.06);
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  background: var(--coral);
  border-color: var(--coral);
  color: var(--void);
}

/* ---------- 通用章节 ---------- */
.page-faq .faq-sec {
  padding: var(--faq-sec-pad) 0;
  scroll-margin-top: calc(var(--header-h) + 12px);
}

.page-faq .faq-sec-head {
  max-width: 46em;
  margin-bottom: clamp(24px, 3.4vw, 40px);
}

.page-faq .section-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.125rem);
  line-height: 1.24;
  letter-spacing: -0.01em;
  margin: 12px 0 0;
}

.page-faq .faq-sec-lede {
  margin: 14px 0 0;
  color: var(--mist);
  line-height: 1.9;
  font-size: 0.9375rem;
}

/* ---------- 阅读顺序 ---------- */
.page-faq .faq-sec--order {
  background: var(--ink);
}

.page-faq .faq-order-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-gap);
}

.page-faq .faq-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-tl {
  position: relative;
  padding: 0 0 28px 34px;
}

.page-faq .faq-tl:last-child {
  padding-bottom: 0;
}

.page-faq .faq-tl::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 0;
  width: 2px;
  background: var(--line);
}

.page-faq .faq-tl:last-child::before {
  bottom: auto;
  height: 18px;
}

.page-faq .faq-tl::after {
  content: "";
  position: absolute;
  left: -5px;
  top: 6px;
  width: 12px;
  height: 12px;
  background: var(--coral);
  box-shadow: 0 0 0 3px var(--ink), 0 0 14px rgba(255, 107, 74, 0.7);
}

.page-faq .faq-tl-num {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.2em;
  color: var(--jade);
}

.page-faq .faq-tl h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  color: var(--paper);
}

.page-faq .faq-tl p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.9;
  color: var(--mist);
}

.page-faq .faq-order-aside {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-faq .faq-order-aside .notice {
  margin: 0;
}

.page-faq .faq-aside-note {
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--jade);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.95;
  color: var(--mist);
}

/* ---------- 比对方法（纸白区） ---------- */
.page-faq .faq-sec--method {
  background: var(--paper);
  color: var(--ink);
  border-top: 2px solid var(--void);
  border-bottom: 2px solid var(--void);
}

.page-faq .faq-sec--method .eyebrow {
  color: rgba(6, 26, 46, 0.62);
}

.page-faq .faq-sec--method .section-title {
  color: var(--ink);
}

.page-faq .faq-method-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-gap);
}

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

.page-faq .faq-method-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 2px solid var(--ink);
  box-shadow: 8px 8px 0 rgba(6, 26, 46, 0.16);
}

.page-faq .faq-method-figure figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: rgba(6, 26, 46, 0.6);
}

.page-faq .faq-steps {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-faq .faq-step {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  padding-bottom: 18px;
  border-bottom: 1px dashed rgba(6, 26, 46, 0.24);
}

.page-faq .faq-step:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .faq-step-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--coral);
}

.page-faq .faq-step h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  color: var(--ink);
}

.page-faq .faq-step p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.88;
  color: rgba(6, 26, 46, 0.78);
}

/* ---------- 常见问题 ---------- */
.page-faq .faq-sec--qa {
  background: var(--ink);
}

.page-faq .faq-groups {
  display: grid;
  gap: clamp(26px, 3.4vw, 40px);
}

.page-faq .faq-group {
  display: grid;
  gap: 12px;
}

.page-faq .faq-group-head {
  margin: 0 0 2px;
}

.page-faq .faq-item {
  background: var(--harbor);
  border: 1px solid var(--line);
  border-left: 4px solid var(--gold);
  box-shadow: 6px 6px 0 rgba(2, 10, 18, 0.9);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-faq .faq-item[open] {
  border-left-color: var(--coral);
  box-shadow: 6px 6px 0 rgba(2, 10, 18, 0.9), 0 0 0 1px rgba(255, 107, 74, 0.26);
}

.page-faq .faq-q {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: baseline;
  padding: 16px 48px 16px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-q-idx {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--jade);
}

.page-faq .faq-q-text {
  font-family: var(--font-display);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--paper);
}

.page-faq .faq-q::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 13px;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  line-height: 1;
  color: var(--jade);
  transition: color 0.2s var(--ease);
}

.page-faq .faq-item[open] .faq-q::after {
  content: "−";
  color: var(--coral);
}

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

.page-faq .faq-a {
  margin-top: 2px;
  padding: 0 20px 18px 16px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-a p {
  margin: 14px 0 0;
  font-size: 0.9375rem;
  line-height: 1.95;
  color: var(--mist);
}

.page-faq .faq-a a {
  color: var(--jade);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

/* ---------- 双端切换 ---------- */
.page-faq .faq-sec--dual {
  position: relative;
  background: var(--harbor);
  border-top: 2px solid var(--line);
  border-bottom: 2px solid var(--line);
}

.page-faq .faq-sec--dual::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--dual);
}

.page-faq .faq-sec--dual .section-title {
  color: var(--paper);
}

.page-faq .faq-dual-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-faq .faq-item--dual {
  background: var(--ink);
  border-left-color: var(--jade);
}

.page-faq .faq-item--dual[open] {
  border-left-color: var(--gold);
  box-shadow: 6px 6px 0 rgba(2, 10, 18, 0.9), 0 0 0 1px rgba(36, 224, 178, 0.24);
}

/* ---------- 客服路径 ---------- */
.page-faq .faq-sec--support {
  background: var(--ink);
}

.page-faq .faq-support-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-gap);
}

.page-faq .faq-path {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-path-step {
  position: relative;
  padding: 18px 20px 18px 24px;
  border: 2px solid var(--line);
  background: rgba(36, 224, 178, 0.05);
}

.page-faq .faq-path-step::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--dual);
}

.page-faq .faq-path-num {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--jade);
}

.page-faq .faq-path-step h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  color: var(--paper);
}

.page-faq .faq-path-step p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.88;
  color: var(--mist);
}

.page-faq .faq-support-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  border-top: 2px solid var(--line);
}

.page-faq .faq-support-list li {
  display: grid;
  grid-template-columns: 76px 1fr;
  gap: 12px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-support-list span {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--jade);
}

.page-faq .faq-support-list strong {
  font-weight: 500;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--paper);
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-faq .faq-support-note {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.95;
  color: var(--mist);
}

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

.page-faq .faq-support-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 2px solid var(--line);
  box-shadow: var(--faq-shadow);
}

.page-faq .faq-support-figure figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--mist);
}

/* ---------- 阅读清单 ---------- */
.page-faq .faq-sec--check {
  background: var(--teal);
  border-top: 2px solid var(--void);
}

.page-faq .faq-sec--check .section-title {
  color: var(--paper);
}

.page-faq .faq-check-head {
  max-width: 44em;
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-faq .faq-check-lede {
  margin: 12px 0 0;
  font-size: 0.9375rem;
  line-height: 1.9;
  color: rgba(242, 245, 243, 0.78);
}

.page-faq .faq-checklist {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-faq .faq-check {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  border: 2px solid rgba(157, 180, 198, 0.34);
  background: rgba(2, 10, 18, 0.22);
  cursor: pointer;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-check:hover {
  border-color: rgba(36, 224, 178, 0.6);
}

.page-faq .faq-check-input {
  -webkit-appearance: none;
  appearance: none;
  position: relative;
  width: 20px;
  height: 20px;
  margin: 2px 0 0;
  border: 2px solid var(--mist);
  background: transparent;
  cursor: pointer;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease);
}

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

.page-faq .faq-check-input:checked::after {
  content: "✓";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--void);
}

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

.page-faq .faq-check:has(.faq-check-input:checked) {
  border-color: var(--jade);
  background: rgba(36, 224, 178, 0.1);
}

.page-faq .faq-check-text {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--paper);
}

/* ---------- 结尾行动 ---------- */
.page-faq .faq-cta {
  padding: var(--faq-sec-pad) 0;
  background: var(--ink);
  border-top: 2px solid var(--line);
}

.page-faq .faq-cta-inner {
  display: grid;
  gap: 14px;
  max-width: 52em;
}

.page-faq .faq-cta-text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.9;
  color: var(--mist);
}

.page-faq .faq-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}

/* ---------- 桌面端布局 ---------- */
@media (min-width: 820px) {
  .page-faq .faq-dual-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
    gap: 16px;
  }

  .page-faq .faq-checklist {
    grid-template-columns: 1fr 1fr;
    gap: 12px 16px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-order-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.8fr);
    align-items: start;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-faq .faq-method-grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.1fr);
    align-items: start;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-faq .faq-support-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-faq .faq-q-text {
    font-size: 1.0625rem;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-groups {
    gap: 40px;
  }

  .page-faq .faq-support-list li {
    grid-template-columns: 84px 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump a,
  .page-faq .faq-item,
  .page-faq .faq-q::after,
  .page-faq .faq-check,
  .page-faq .faq-check-input {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>