.page-faq {
  --faq-line: #DCE6ED;
  --faq-card: #FFFFFF;
  --faq-ink: var(--ink-900);
  background: var(--gray-050);
  color: var(--ink-900);
  font-family: var(--font-sans);
  padding-bottom: 8px;
}

.page-faq .faq-top {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 22px 16px 14px;
}

.page-faq .faq-top .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 13px;
  color: var(--muted);
}

.page-faq .faq-top .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin-right: 6px;
  color: var(--muted);
  opacity: .5;
}

.page-faq .faq-top .breadcrumb-link {
  color: var(--ink-800);
  text-decoration: none;
}

.page-faq .faq-top .breadcrumb-link:hover {
  color: var(--cyan-500);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  max-width: var(--wrap);
  margin: 0 auto;
  width: calc(100% - 32px);
  padding: 28px 22px 26px;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 130% at 100% 0%, rgba(111, 92, 255, .34), transparent 58%),
    linear-gradient(138deg, var(--ink-950) 0%, var(--ink-800) 62%, #123C55 100%);
  color: #fff;
  box-shadow: var(--shadow-2);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  right: -120px;
  top: -140px;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(32, 227, 210, .48), transparent 68%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: -40px;
  bottom: -70px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  border: 1px solid rgba(255, 107, 74, .5);
  pointer-events: none;
}

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

.page-faq .faq-hero .eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan-300);
}

.page-faq .faq-hero h1 {
  margin: 0 0 14px;
  font-size: clamp(26px, 6vw, 42px);
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: -.01em;
  max-width: 20em;
}

.page-faq .faq-lead {
  margin: 0 0 22px;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(255, 255, 255, .78);
}

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

.page-faq .faq-quick-link {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 12px;
  row-gap: 2px;
  padding: 13px 15px;
  border-radius: 16px;
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .12);
  text-decoration: none;
  color: #fff;
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
}

.page-faq .faq-quick-link:hover {
  transform: translateY(-2px);
  background: rgba(32, 227, 210, .14);
  border-color: rgba(32, 227, 210, .55);
}

.page-faq .faq-quick-key {
  grid-row: 1 / span 2;
  align-self: center;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--cyan-300);
  letter-spacing: .06em;
}

.page-faq .faq-quick-title {
  font-size: 15px;
  font-weight: 700;
}

.page-faq .faq-quick-note {
  font-size: 12.5px;
  line-height: 1.5;
  color: rgba(255, 255, 255, .62);
}

/* ---------- 主体栅格 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 30px 16px 56px;
}

.page-faq .faq-aside-box {
  background: var(--faq-card);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-md);
  padding: 18px 16px;
  box-shadow: var(--shadow-1);
}

.page-faq .faq-aside-box .eyebrow {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-faq .faq-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
}

.page-faq .faq-pills .pill {
  display: inline-block;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  background: var(--gray-100);
  color: var(--ink-800);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: background .18s ease, color .18s ease;
}

.page-faq .faq-pills .pill:hover {
  background: rgba(32, 227, 210, .2);
  color: var(--ink-950);
}

.page-faq .faq-pills .pill--violet {
  background: rgba(111, 92, 255, .12);
  color: #4536C4;
}

.page-faq .faq-pills .pill--violet:hover {
  background: rgba(111, 92, 255, .22);
}

.page-faq .faq-pills .pill--mute {
  background: transparent;
  border: 1px dashed var(--faq-line);
  color: var(--muted);
}

.page-faq .faq-aside-box .toc-title {
  margin: 0 0 10px;
  padding-top: 16px;
  border-top: 1px solid var(--faq-line);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--muted);
}

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

.page-faq .faq-toc .toc-link {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 10px;
  align-items: baseline;
  padding: 7px 8px 7px 0;
  border-radius: 10px;
  font-size: 14px;
  color: var(--ink-800);
  text-decoration: none;
  transition: color .18s ease, background .18s ease;
}

.page-faq .faq-toc .toc-link:hover,
.page-faq .faq-toc .toc-link[aria-current] {
  color: var(--ink-950);
  background: rgba(32, 227, 210, .12);
}

.page-faq .faq-toc-num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--cyan-500);
  letter-spacing: .04em;
}

/* ---------- 章节 ---------- */
.page-faq .faq-sec {
  margin-bottom: 44px;
  scroll-margin-top: 96px;
}

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

.page-faq .faq-sec-head {
  margin-bottom: 16px;
}

.page-faq .faq-sec-head h2 {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0;
  margin: 0 0 8px;
  font-size: clamp(20px, 4.4vw, 27px);
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--ink-950);
}

.page-faq .faq-sec-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 24px;
  padding: 0 8px;
  margin-right: 10px;
  border-radius: var(--radius-pill);
  background: var(--ink-800);
  color: var(--cyan-300);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .05em;
}

.page-faq .faq-sec-sub {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--muted);
  max-width: 40em;
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-item {
  background: var(--faq-card);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
  overflow: hidden;
  transition: border-color .2s ease, box-shadow .2s ease;
}

.page-faq .faq-item:hover {
  border-color: rgba(32, 227, 210, .5);
}

.page-faq .faq-item[open] {
  border-color: rgba(32, 227, 210, .62);
  box-shadow: 0 12px 28px rgba(5, 19, 31, .07);
}

.page-faq .faq-q {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink-900);
}

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

.page-faq .faq-q:focus-visible {
  outline: 2px solid var(--cyan-500);
  outline-offset: -2px;
}

.page-faq .faq-q-text {
  flex: 1;
  min-width: 0;
}

.page-faq .faq-arrow {
  flex: none;
  width: 16px;
  height: 16px;
  color: var(--cyan-500);
  transition: transform .25s ease;
}

.page-faq .faq-item[open] .faq-arrow {
  transform: rotate(180deg);
}

.page-faq .faq-a {
  padding: 0 16px 16px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
  border-top: 1px solid transparent;
}

.page-faq .faq-a p {
  margin: 0 0 8px;
}

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

.page-faq .faq-a strong {
  color: var(--ink-900);
  font-weight: 700;
}

.page-faq .faq-steps {
  list-style: none;
  counter-reset: faqstep;
  margin: 4px 0 10px;
  padding: 0;
}

.page-faq .faq-steps li {
  counter-increment: faqstep;
  position: relative;
  padding-left: 30px;
  margin-bottom: 8px;
  line-height: 1.7;
}

.page-faq .faq-steps li::before {
  content: counter(faqstep);
  position: absolute;
  left: 0;
  top: 3px;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(32, 227, 210, .18);
  color: var(--ink-800);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
}

/* ---------- 提示条 ---------- */
.page-faq .faq-tip {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  margin-top: 16px;
  padding: 13px 16px;
  border-radius: 14px;
  border-left: 3px solid var(--cyan-500);
  background: linear-gradient(120deg, rgba(32, 227, 210, .12), rgba(111, 92, 255, .09));
}

.page-faq .faq-tip-key {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--ink-800);
}

.page-faq .faq-tip p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: #33505F;
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 18px 0 0;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 16px;
  object-fit: cover;
  background: var(--gray-100);
}

.page-faq .faq-figure .media-caption {
  margin-top: 8px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 联系卡片 ---------- */
.page-faq .faq-chans {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin-top: 16px;
}

.page-faq .faq-chan {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-rows: auto auto;
  column-gap: 12px;
  row-gap: 2px;
  padding: 14px 16px;
  background: var(--faq-card);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-sm);
}

.page-faq .faq-chan-k {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-faq .faq-chan-v {
  grid-column: 1;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink-950);
  word-break: break-word;
}

.page-faq .faq-chan-v.num {
  font-family: var(--font-mono);
  letter-spacing: .02em;
}

.page-faq .faq-chan .copy-chip {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: center;
  padding: 7px 12px;
  border: 1px solid rgba(32, 227, 210, .6);
  border-radius: var(--radius-pill);
  background: rgba(32, 227, 210, .12);
  color: var(--ink-800);
  font-family: var(--font-sans);
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
  transition: background .18s ease, border-color .18s ease;
}

.page-faq .faq-chan .copy-chip:hover {
  background: rgba(32, 227, 210, .26);
  border-color: var(--cyan-500);
}

.page-faq .faq-chan .copy-chip.is-done {
  background: var(--cyan-500);
  color: var(--ink-950);
}

.page-faq .faq-meta {
  display: grid;
  gap: 6px;
  margin-top: 12px;
  padding: 14px 16px;
  border-radius: 14px;
  background: var(--gray-100);
}

.page-faq .faq-meta-row {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 10px;
  font-size: 13.5px;
  line-height: 1.6;
}

.page-faq .faq-meta-k {
  color: var(--muted);
}

.page-faq .faq-meta-v {
  color: var(--ink-900);
  word-break: break-word;
}

.page-faq .faq-meta-v.num {
  font-family: var(--font-mono);
  letter-spacing: .01em;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-faq .faq-quick {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-chans {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-hero {
    padding: 36px 32px 32px;
  }

  .page-faq .faq-layout {
    padding: 38px 20px 64px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: 268px minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

  .page-faq .faq-aside {
    position: sticky;
    top: 88px;
  }

  .page-faq .faq-aside-box {
    padding: 20px 18px;
  }

  .page-faq .faq-hero {
    padding: 44px 44px 40px;
  }

  .page-faq .faq-lead {
    font-size: 16px;
  }

  .page-faq .faq-q {
    padding: 17px 20px;
    font-size: 16px;
  }

  .page-faq .faq-a {
    padding: 0 20px 18px;
    font-size: 15px;
  }

  .page-faq .faq-sec {
    margin-bottom: 52px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-quick-link,
  .page-faq .faq-item,
  .page-faq .faq-arrow,
  .page-faq .faq-pills .pill,
  .page-faq .faq-toc .toc-link,
  .page-faq .faq-chan .copy-chip {
    transition: none;
  }

  .page-faq .faq-quick-link:hover {
    transform: none;
  }
}
<<<END>>>