.page-faq {
  --faq-warm: var(--orange);
  --faq-soft: rgba(34, 245, 224, .12);
  background: var(--void);
  color: var(--mist);
  font-family: var(--font-sans);
  padding: 20px 0 120px;
  overflow-x: hidden;
}

.page-faq a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: border-color .22s var(--ease), color .22s var(--ease);
}
.page-faq a:hover,
.page-faq a:focus-visible {
  border-bottom-color: currentColor;
}
.page-faq a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* ---------- 面包屑区 ---------- */
.page-faq .faq-head {
  max-width: var(--maxw);
  margin: 0 auto 40px;
  padding: 0 24px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  max-width: var(--maxw);
  margin: 0 auto 72px;
  padding: 0 24px;
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  left: 24px;
  top: 2px;
  width: 56px;
  height: 3px;
  background: var(--accent);
}
.page-faq .faq-hero__title {
  font-family: var(--font-narrow);
  font-weight: 300;
  font-size: clamp(34px, 6.4vw, 72px);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--white);
  margin: 26px 0 24px;
  max-width: 13em;
}
.page-faq .faq-hero__lede {
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
  max-width: 36em;
  margin: 0 0 40px;
}
.page-faq .faq-hero__meta {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0;
  background: var(--line);
  border: 1px solid var(--line);
  max-width: 760px;
}
.page-faq .faq-hero__meta > div {
  background: var(--panel);
  padding: 16px 20px;
}
.page-faq .faq-hero__meta dt {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .24em;
  color: var(--muted);
  margin-bottom: 10px;
}
.page-faq .faq-hero__meta dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
}

/* ---------- 双栏骨架 ---------- */
.page-faq .faq-layout {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}
.page-faq .faq-body {
  min-width: 0;
}

/* ---------- 章节目录 ---------- */
.page-faq .faq-toc {
  border-left: 1px solid var(--line);
  padding-left: 16px;
}
.page-faq .faq-toc__title {
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .24em;
  color: var(--muted);
}
.page-faq .faq-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
}
.page-faq .faq-toc__list::-webkit-scrollbar {
  display: none;
}
.page-faq .faq-toc__list li {
  flex: 0 0 auto;
}
.page-faq .faq-toc__link {
  display: block;
  padding: 8px 12px;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--muted);
  border: 1px solid var(--line);
  white-space: nowrap;
}
.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  color: var(--white);
  border-color: var(--accent);
  border-bottom-color: var(--accent);
}

/* ---------- 章节骨架 ---------- */
.page-faq .faq-section {
  padding: 40px 0;
  border-top: 1px solid var(--line);
}
.page-faq .faq-section:first-child {
  border-top: 0;
  padding-top: 0;
}
.page-faq .faq-section__title {
  font-family: var(--font-narrow);
  font-weight: 400;
  font-size: clamp(24px, 3.2vw, 40px);
  line-height: 1.15;
  letter-spacing: -.01em;
  color: var(--white);
  margin: 14px 0 16px;
  max-width: 18em;
}
.page-faq .faq-section__lede {
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
  margin: 0 0 32px;
  max-width: 34em;
}
.page-faq .faq-section__foot {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 32px 0 0;
}

/* ---------- 三步列表 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-faq .faq-steps li {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 18px;
  align-items: start;
  background: var(--panel);
  padding: 20px 22px;
}
.page-faq .faq-steps__no {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  line-height: 1;
  color: var(--accent);
}
.page-faq .faq-steps__text {
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 0 0 32px;
  border: 1px solid var(--line);
  background: var(--panel);
}
.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 两步流程条 ---------- */
.page-faq .faq-flow {
  position: relative;
  overflow: hidden;
  margin: 0 0 32px;
  padding: 26px 24px 28px;
  border: 1px solid var(--line);
  background:
    linear-gradient(105deg, rgba(34, 245, 224, .07), transparent 62%),
    var(--panel);
}
.page-faq .faq-flow::after {
  content: "";
  position: absolute;
  right: -60px;
  top: -60px;
  width: 200px;
  height: 200px;
  border: 1px solid var(--accent);
  opacity: .25;
  transform: rotate(-12deg);
  pointer-events: none;
}
.page-faq .faq-flow__title {
  position: relative;
  z-index: 1;
  margin: 0 0 20px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .24em;
  color: var(--accent);
}
.page-faq .faq-flow__list {
  position: relative;
  z-index: 1;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.page-faq .faq-flow__step {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.page-faq .faq-flow__no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 999px;
  padding: 4px 10px;
}
.page-faq .faq-flow__label {
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 问答列表 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-faq .faq-item {
  background: var(--panel);
}
.page-faq .faq-item__q {
  display: grid;
  grid-template-columns: 46px 1fr 22px;
  gap: 12px;
  align-items: baseline;
  padding: 18px 18px;
  cursor: pointer;
  list-style: none;
  color: var(--white);
  font-size: 16px;
  line-height: 1.6;
  transition: background .25s var(--ease);
}
.page-faq .faq-item__q::-webkit-details-marker {
  display: none;
}
.page-faq .faq-item__q::after {
  content: "+";
  grid-column: 3;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 22px;
  line-height: 1;
  color: var(--muted);
  transition: color .25s var(--ease);
}
.page-faq .faq-item[open] .faq-item__q::after {
  content: "\2212";
  color: var(--accent);
}
.page-faq .faq-item__q:hover {
  background: var(--carbon);
}
.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}
.page-faq .faq-item__idx {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--accent);
}
.page-faq .faq-item__a {
  padding: 0 18px 20px 76px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
  max-width: 48em;
}

/* ---------- 数据视图标签 ---------- */
.page-faq .faq-views {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 28px;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  background: var(--carbon);
}
.page-faq .faq-views__tag {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--white);
  background: rgba(34, 245, 224, .1);
  border: 1px solid rgba(34, 245, 224, .35);
  padding: 6px 12px;
}

/* ---------- 弱网示意 ---------- */
.page-faq .faq-weakdemo {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin: 0 0 32px;
}
.page-faq .faq-weakdemo__col {
  background: var(--panel);
  padding: 22px;
  min-height: 168px;
}
.page-faq .faq-weakdemo__col--text {
  background: var(--carbon);
}
.page-faq .faq-weakdemo__cap {
  margin: 0 0 16px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .24em;
  color: var(--muted);
}
.page-faq .faq-weakdemo__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}
.page-faq .faq-weakdemo__grid i {
  display: block;
  height: 34px;
  background: linear-gradient(120deg, rgba(34, 245, 224, .28), rgba(138, 107, 255, .18));
  border: 1px solid rgba(34, 245, 224, .3);
}
.page-faq .faq-weakdemo__lines {
  display: grid;
  gap: 12px;
  margin-bottom: 16px;
}
.page-faq .faq-weakdemo__lines span {
  display: block;
  height: 9px;
  background: rgba(214, 223, 234, .45);
  border-radius: 2px;
}
.page-faq .faq-weakdemo__lines span:nth-child(1) { width: 92%; }
.page-faq .faq-weakdemo__lines span:nth-child(2) { width: 74%; }
.page-faq .faq-weakdemo__lines span:nth-child(3) { width: 58%; }
.page-faq .faq-weakdemo__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 联系方式 ---------- */
.page-faq .faq-section--help {
  padding-bottom: 8px;
}
.page-faq .faq-contact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-faq .faq-contact > div {
  background: var(--panel);
  padding: 18px 20px;
}
.page-faq .faq-contact dt {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .24em;
  color: var(--muted);
  margin-bottom: 10px;
}
.page-faq .faq-contact dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
  word-break: break-word;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-hero__meta {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-faq .faq-flow__list {
    grid-template-columns: 1fr 1fr;
    gap: 44px;
  }
  .page-faq .faq-flow__list::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 6px;
    bottom: 6px;
    width: 1px;
    background: var(--accent);
    opacity: .4;
  }
  .page-faq .faq-weakdemo {
    grid-template-columns: 1fr 1fr;
  }
  .page-faq .faq-contact {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-faq .faq-item__q {
    grid-template-columns: 60px 1fr 24px;
    gap: 16px;
    padding: 20px 22px;
  }
  .page-faq .faq-item__a {
    padding: 0 22px 22px 98px;
  }
}

@media (min-width: 960px) {
  .page-faq {
    padding-top: 28px;
  }
  .page-faq .faq-layout {
    grid-template-columns: 196px minmax(0, 1fr);
    gap: 72px;
  }
  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--bar-h) + 32px);
    align-self: start;
    padding-left: 20px;
    border-left: 0;
    border-right: 1px solid var(--line);
    padding-right: 20px;
  }
  .page-faq .faq-toc__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
  }
  .page-faq .faq-toc__link {
    border: 0;
    padding: 8px 0;
    position: relative;
  }
  .page-faq .faq-toc__link:hover,
  .page-faq .faq-toc__link:focus-visible {
    color: var(--accent);
  }
  .page-faq .faq-section {
    padding: 56px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq * {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}
<<<END>>>