.page-faq {
  background: var(--ink-900);
  color: var(--text);
  padding-bottom: clamp(40px, 6vw, 88px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(30px, 5vw, 60px) 0 clamp(38px, 6vw, 76px);
  border-bottom: 1px solid var(--line-soft);
  background:
    radial-gradient(120% 90% at 88% 6%, rgba(40, 224, 210, 0.11), transparent 62%),
    linear-gradient(180deg, var(--ink-850), var(--ink-900));
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--line-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-soft) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.16;
  -webkit-mask-image: linear-gradient(180deg, #000, transparent 76%);
  mask-image: linear-gradient(180deg, #000, transparent 76%);
}

.page-faq .faq-hero-grid {
  position: relative;
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  margin-top: clamp(20px, 3vw, 34px);
}

@media (min-width: 940px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(28px, 5.6vw, 52px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.03em;
  color: var(--white);
}

.page-faq .faq-hero h1::after {
  content: "";
  display: block;
  width: 58px;
  height: 3px;
  margin-top: clamp(16px, 2.4vw, 22px);
  background: linear-gradient(90deg, var(--cyan), var(--orange));
}

.page-faq .faq-lede {
  margin: clamp(16px, 2vw, 22px) 0 0;
  max-width: 44em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--text-dim);
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

/* 速览面板 */
.page-faq .faq-snapshot {
  position: relative;
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--line-soft);
  background: linear-gradient(158deg, rgba(15, 46, 74, 0.94), rgba(10, 32, 56, 0.74));
  box-shadow: var(--shadow-lift);
}

.page-faq .faq-snapshot::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 46px;
  background: var(--cyan);
}

.page-faq .faq-snapshot-title {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

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

.page-faq .faq-snapshot li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
}

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

.page-faq .faq-snapshot .snap-num {
  font-family: var(--font-mono);
  font-size: 22px;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--cyan-glow);
}

.page-faq .faq-snapshot .snap-label {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-faq .faq-snapshot .snap-label strong {
  display: block;
  margin-bottom: 2px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

/* ---------- 通用区块 ---------- */
.page-faq .faq-quick,
.page-faq .faq-cats,
.page-faq .faq-flow {
  padding: clamp(46px, 7vw, 86px) 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-list {
  padding: clamp(46px, 7vw, 86px) 0;
}

.page-faq .faq-contact {
  padding: clamp(46px, 7vw, 86px) 0 0;
}

.page-faq .faq-sec-head {
  max-width: 660px;
}

.page-faq .faq-sec-head h2,
.page-faq .faq-contact h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 3.2vw, 33px);
  font-weight: 800;
  line-height: 1.26;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-faq .faq-sec-lede {
  margin: 14px 0 0;
  font-size: clamp(14px, 1.5vw, 16px);
  line-height: 1.85;
  color: var(--text-dim);
}

/* ---------- 置顶清单卡带 ---------- */
.page-faq .faq-quick-media {
  margin: clamp(22px, 3.4vw, 34px) 0 clamp(24px, 3.4vw, 32px);
}

.page-faq .faq-band {
  list-style: none;
  margin: 0;
  padding: 0 0 14px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: min(78%, 262px);
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

.page-faq .faq-band > li {
  scroll-snap-align: start;
}

@media (min-width: 900px) {
  .page-faq .faq-band {
    grid-auto-columns: calc((100% - 42px) / 4);
  }
}

.page-faq .faq-band-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px 22px;
  border: 1px solid var(--line-soft);
  background: var(--ink-800);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.page-faq .faq-band-card:hover {
  transform: translateY(-3px);
  border-color: rgba(40, 224, 210, 0.5);
  background: var(--ink-700);
}

.page-faq .faq-band-no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--orange);
}

.page-faq .faq-band-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--white);
}

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

.page-faq .faq-band-card ul li {
  position: relative;
  padding-left: 12px;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--text-dim);
}

.page-faq .faq-band-card ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 5px;
  height: 1px;
  background: var(--cyan);
}

.page-faq .faq-quick-foot {
  margin: clamp(20px, 3vw, 28px) 0 0;
}

/* ---------- 分类导航 ---------- */
.page-faq .faq-cats-layout {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

@media (min-width: 940px) {
  .page-faq .faq-cats-layout {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  }
}

.page-faq .faq-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-faq .faq-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-size: 14px;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-faq .faq-pill .mono {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--orange);
  transition: color 0.25s var(--ease);
}

.page-faq .faq-pill:hover,
.page-faq .faq-pill:focus-visible {
  color: var(--ink-900);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-faq .faq-pill:hover .mono,
.page-faq .faq-pill:focus-visible .mono {
  color: var(--ink-900);
}

/* ---------- 问答主体 ---------- */
.page-faq .faq-list-layout {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
}

@media (min-width: 1024px) {
  .page-faq .faq-list-layout {
    grid-template-columns: minmax(0, 1fr) 228px;
    align-items: start;
  }
}

.page-faq .faq-toc {
  display: none;
}

@media (min-width: 1024px) {
  .page-faq .faq-toc {
    display: block;
    position: sticky;
    top: 104px;
  }
}

.page-faq .faq-toc-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

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

.page-faq .faq-toc a {
  display: block;
  padding: 8px 0 8px 14px;
  border-left: 1px solid var(--line-soft);
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), padding-left 0.2s var(--ease);
}

.page-faq .faq-toc a:hover {
  color: var(--cyan-glow);
  border-left-color: var(--cyan);
}

.page-faq .faq-toc a[aria-current="location"] {
  padding-left: 18px;
  color: var(--cyan);
  border-left-color: var(--cyan);
}

.page-faq .faq-group {
  scroll-margin-top: 110px;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(30px, 4vw, 44px);
}

.page-faq .faq-list-main > .faq-group:first-of-type {
  margin-top: clamp(24px, 3vw, 34px);
}

.page-faq .faq-group-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-group-no {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--orange);
}

.page-faq .faq-group-head h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.2vw, 22px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-faq .faq-group-head p {
  flex-basis: 100%;
  margin: 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--text-dim);
}

@media (min-width: 640px) {
  .page-faq .faq-group-head p {
    flex-basis: auto;
    margin-left: auto;
    text-align: right;
  }
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--line-soft);
  transition: background 0.25s var(--ease);
}

.page-faq .faq-item[open] {
  background: linear-gradient(180deg, rgba(40, 224, 210, 0.06), transparent 88%);
}

.page-faq .faq-item summary {
  display: grid;
  grid-template-columns: 2.2em minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
  padding: 18px 4px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-item summary::marker {
  content: "";
}

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-faq .faq-item-no {
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  transition: color 0.25s var(--ease);
}

.page-faq .faq-item-q {
  font-size: clamp(15px, 1.7vw, 16.5px);
  font-weight: 600;
  line-height: 1.62;
  color: var(--text);
  transition: color 0.25s var(--ease);
}

.page-faq .faq-item-icon {
  position: relative;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xs);
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-faq .faq-item-icon::before,
.page-faq .faq-item-icon::after {
  content: "";
  position: absolute;
  background: var(--cyan);
  transition: transform 0.28s var(--ease), opacity 0.2s var(--ease);
}

.page-faq .faq-item-icon::before {
  left: 4px;
  right: 4px;
  top: 50%;
  height: 1px;
  margin-top: -0.5px;
}

.page-faq .faq-item-icon::after {
  top: 4px;
  bottom: 4px;
  left: 50%;
  width: 1px;
  margin-left: -0.5px;
}

.page-faq .faq-item[open] .faq-item-icon {
  border-color: var(--cyan);
  background: var(--cyan-veil);
}

.page-faq .faq-item[open] .faq-item-icon::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-faq .faq-item[open] .faq-item-no {
  color: var(--cyan);
}

.page-faq .faq-item[open] .faq-item-q,
.page-faq .faq-item summary:hover .faq-item-q {
  color: var(--cyan-glow);
}

.page-faq .faq-item summary:hover .faq-item-icon {
  border-color: var(--cyan);
}

.page-faq .faq-item-a {
  padding: 0 4px 22px calc(2.2em + 16px);
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-faq .faq-item-a p {
  margin: 0;
}

.page-faq .faq-item-a p + p {
  margin-top: 10px;
}

.page-faq .faq-item-a strong {
  font-weight: 600;
  color: var(--text);
}

/* ---------- 反馈流程 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

@media (min-width: 720px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-faq .faq-steps > li {
  position: relative;
  padding: 22px 18px 24px;
  border: 1px solid var(--line-soft);
  background: var(--ink-800);
}

.page-faq .faq-steps > li::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), rgba(40, 224, 210, 0));
}

.page-faq .faq-steps .mono {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--orange);
}

.page-faq .faq-steps h3 {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-faq .faq-steps p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--text-dim);
}

/* ---------- 联系客服 ---------- */
.page-faq .faq-contact-layout {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

@media (min-width: 900px) {
  .page-faq .faq-contact-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
}

.page-faq .faq-contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-contact-list li {
  display: grid;
  grid-template-columns: 4.4em minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-contact-list .mono {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-faq .faq-contact-list strong {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--text);
  word-break: break-word;
}

.page-faq .faq-contact-note {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-dim);
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-band-card,
  .page-faq .faq-item-icon,
  .page-faq .faq-item-icon::before,
  .page-faq .faq-item-icon::after,
  .page-faq .faq-pill,
  .page-faq .faq-toc a {
    transition: none;
  }
  .page-faq .faq-band-card:hover {
    transform: none;
  }
}
<<<END>>>