.page-faq{
  --faq-cut:16px;
  --faq-gap:clamp(20px,3vw,36px);
  --faq-edge:rgba(243,239,230,.09);
  padding-bottom:clamp(56px,9vw,110px);
}

.page-faq *,
.page-faq *::before,
.page-faq *::after{
  box-sizing:border-box;
}

.page-faq .breadcrumb{
  padding-top:clamp(16px,3vw,30px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero{
  padding-top:clamp(18px,3vw,34px);
}

.page-faq .faq-hero__grid{
  display:grid;
  grid-template-columns:1fr;
  gap:var(--faq-gap);
  align-items:start;
}

.page-faq .faq-hero__copy{
  min-width:0;
}

.page-faq .faq-hero__title{
  margin:10px 0 0;
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(42px,11vw,88px);
  line-height:.94;
  letter-spacing:-.02em;
  color:var(--cream);
}

.page-faq .faq-hero__title span{
  display:block;
  color:var(--lime);
  padding-bottom:.06em;
}

.page-faq .faq-hero__lede{
  margin:clamp(16px,2.5vw,24px) 0 0;
  max-width:56ch;
  color:rgba(243,239,230,.82);
  font-size:clamp(15px,1.6vw,17px);
  line-height:1.85;
}

.page-faq .faq-stat-row{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
  margin-top:clamp(22px,3.5vw,34px);
  padding-top:clamp(18px,2.5vw,24px);
  border-top:1px solid var(--faq-edge);
}

.page-faq .faq-stat{
  display:flex;
  flex-direction:column;
  gap:6px;
  min-width:0;
}

.page-faq .faq-stat__num{
  font-family:var(--font-mono);
  font-size:clamp(30px,6vw,54px);
  font-weight:700;
  line-height:1;
  color:var(--lime);
  letter-spacing:-.04em;
}

.page-faq .faq-stat__num--orange{ color:var(--orange); }
.page-faq .faq-stat__num--mist{ color:var(--mist); }

.page-faq .faq-stat__label{
  font-size:11px;
  line-height:1.5;
  letter-spacing:.06em;
  color:var(--steel);
}

.page-faq .faq-hero__media{
  position:relative;
  margin:0;
  overflow:hidden;
  aspect-ratio:4/3;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 26px),calc(100% - 26px) 100%,0 100%);
  border:1px solid var(--faq-edge);
}

.page-faq .faq-hero__media img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
  filter:saturate(.85) contrast(1.05);
}

.page-faq .faq-hero__media::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:
    repeating-linear-gradient(90deg,rgba(113,230,210,.10) 0 1px,transparent 1px 46px),
    repeating-linear-gradient(0deg,rgba(243,239,230,.07) 0 1px,transparent 1px 46px),
    linear-gradient(200deg,rgba(8,13,11,0) 40%,rgba(8,13,11,.72) 100%);
}

.page-faq .faq-hero__media .media-frame__label{
  position:absolute;
  left:14px;
  bottom:12px;
  z-index:2;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  color:rgba(243,239,230,.78);
}

/* ---------- 时间节点 ---------- */
.page-faq .faq-nodes-wrap{
  padding-top:clamp(30px,5vw,52px);
}

.page-faq .faq-nodes{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  grid-template-columns:1fr;
  gap:0;
  border-top:1px solid var(--faq-edge);
}

.page-faq .faq-node{
  position:relative;
  padding:18px 0 18px 18px;
  border-bottom:1px solid var(--faq-edge);
  border-left:2px solid rgba(201,255,63,.28);
}

.page-faq .faq-node:nth-child(2){ border-left-color:rgba(255,107,44,.45); }
.page-faq .faq-node:nth-child(3){ border-left-color:rgba(113,230,210,.42); }
.page-faq .faq-node:nth-child(4){ border-left-color:rgba(139,123,255,.42); }

.page-faq .faq-node__time{
  display:block;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.1em;
  color:var(--steel);
  margin-bottom:6px;
}

.page-faq .faq-node__label{
  display:block;
  font-family:var(--font-display);
  font-size:16px;
  font-weight:700;
  letter-spacing:.01em;
  color:var(--cream);
}

.page-faq .faq-node__text{
  margin:8px 0 0;
  font-size:14px;
  line-height:1.75;
  color:rgba(243,239,230,.7);
}

/* ---------- 正文两栏 ---------- */
.page-faq .faq-body{
  padding-top:clamp(30px,5vw,64px);
}

.page-faq .faq-body__grid{
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(22px,3vw,44px);
  align-items:start;
}

.page-faq .faq-index{
  min-width:0;
}

.page-faq .faq-index__title{
  margin:0 0 10px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  color:var(--steel);
  text-transform:uppercase;
}

.page-faq .faq-index__list{
  list-style:none;
  margin:0;
  padding:0 0 6px;
  display:flex;
  gap:8px;
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
}

.page-faq .faq-index__link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:44px;
  padding:0 14px;
  white-space:nowrap;
  font-size:13px;
  font-weight:500;
  color:rgba(243,239,230,.8);
  text-decoration:none;
  background:var(--panel-soft);
  border:1px solid var(--faq-edge);
  clip-path:polygon(10px 0,100% 0,100% 100%,0 100%,0 10px);
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}

.page-faq .faq-index__num{
  font-family:var(--font-mono);
  font-size:11px;
  color:var(--lime);
  opacity:.85;
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible{
  color:var(--ink);
  background:var(--lime);
  border-color:var(--lime);
}

.page-faq .faq-index__link:hover .faq-index__num,
.page-faq .faq-index__link:focus-visible .faq-index__num{
  color:var(--ink);
}

.page-faq .faq-answers{
  min-width:0;
  display:grid;
  gap:clamp(30px,4vw,52px);
}

.page-faq .faq-block{
  scroll-margin-top:110px;
  min-width:0;
}

.page-faq .faq-block__head{
  position:relative;
  padding-top:16px;
  border-top:1px solid var(--line-strong);
  margin-bottom:18px;
}

.page-faq .faq-block__num{
  display:block;
  font-family:var(--font-mono);
  font-size:clamp(28px,5vw,40px);
  font-weight:700;
  line-height:1;
  letter-spacing:-.04em;
  color:transparent;
  -webkit-text-stroke:1px rgba(201,255,63,.5);
  margin-bottom:10px;
}

.page-faq .faq-block__title{
  margin:0;
  font-family:var(--font-display);
  font-size:clamp(20px,3.4vw,28px);
  font-weight:800;
  line-height:1.25;
  letter-spacing:-.01em;
  color:var(--cream);
}

.page-faq .faq-block__intro{
  margin:10px 0 0;
  font-size:14px;
  line-height:1.8;
  color:rgba(243,239,230,.66);
  max-width:52ch;
}

.page-faq .faq-figure{
  margin:0 0 18px;
  overflow:hidden;
  aspect-ratio:16/9;
  border:1px solid var(--faq-edge);
  clip-path:polygon(0 0,100% 0,100% 100%,22px 100%,0 calc(100% - 22px));
}

.page-faq .faq-figure img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}

.page-faq .faq-list{
  display:grid;
  gap:10px;
}

.page-faq .faq-item{
  background:var(--panel-soft);
  border:1px solid var(--faq-edge);
  border-left:2px solid rgba(141,152,146,.35);
  clip-path:polygon(0 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%);
  transition:border-color .22s var(--ease),background .22s var(--ease);
}

.page-faq .faq-item[open]{
  border-left-color:var(--lime);
  background:linear-gradient(180deg,rgba(201,255,63,.06),rgba(29,36,33,.9) 42%);
}

.page-faq .faq-item__q{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:14px;
  min-height:44px;
  padding:15px 16px;
  cursor:pointer;
  list-style:none;
  font-family:var(--font-display);
  font-size:15px;
  font-weight:700;
  line-height:1.5;
  color:var(--cream);
  transition:color .2s var(--ease);
}

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

.page-faq .faq-item__q::after{
  content:"+";
  flex:0 0 auto;
  font-family:var(--font-mono);
  font-size:18px;
  line-height:1.1;
  color:var(--lime);
  transition:transform .22s var(--ease);
}

.page-faq .faq-item[open] .faq-item__q::after{
  content:"–";
  transform:rotate(0deg);
}

.page-faq .faq-item__q:hover{ color:var(--lime); }

.page-faq .faq-item__q:focus-visible{
  outline:2px solid var(--cream);
  outline-offset:-3px;
}

.page-faq .faq-item__a{
  padding:0 16px 18px;
  border-top:1px solid rgba(243,239,230,.07);
  margin-top:2px;
  padding-top:14px;
}

.page-faq .faq-item__a p{
  margin:0;
  font-size:15px;
  line-height:1.9;
  color:rgba(243,239,230,.78);
  max-width:62ch;
}

/* ---------- 尾部引导 ---------- */
.page-faq .faq-cta-wrap{
  padding-top:clamp(34px,6vw,72px);
}

.page-faq .faq-cta{
  position:relative;
  display:grid;
  grid-template-columns:1fr;
  gap:22px;
  padding:clamp(24px,4vw,44px);
  background:
    radial-gradient(120% 140% at 100% 0%,rgba(201,255,63,.12),transparent 58%),
    linear-gradient(150deg,var(--deep),var(--panel));
  border:1px solid var(--line-strong);
  clip-path:polygon(0 0,100% 0,100% calc(100% - 28px),calc(100% - 28px) 100%,0 100%);
}

.page-faq .faq-cta__copy{ min-width:0; }

.page-faq .faq-cta__title{
  margin:8px 0 0;
  font-family:var(--font-display);
  font-size:clamp(24px,4.4vw,38px);
  font-weight:900;
  line-height:1.2;
  letter-spacing:-.015em;
  color:var(--cream);
}

.page-faq .faq-cta__lede{
  margin:12px 0 0;
  font-size:15px;
  line-height:1.85;
  color:rgba(243,239,230,.74);
  max-width:48ch;
}

.page-faq .faq-cta__links{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  align-items:center;
}

.page-faq .faq-cta__links .btn{
  min-height:44px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
}

/* ---------- 平板 ---------- */
@media (min-width:640px){
  .page-faq .faq-nodes{
    grid-template-columns:repeat(2,minmax(0,1fr));
    column-gap:22px;
  }
  .page-faq .faq-node{
    border-left-width:2px;
  }
  .page-faq .faq-hero__media{
    aspect-ratio:16/10;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width:900px){
  .page-faq .faq-hero__grid{
    grid-template-columns:1.12fr .88fr;
    gap:clamp(32px,4.5vw,64px);
    align-items:end;
  }

  .page-faq .faq-hero__media{
    aspect-ratio:3/4;
  }

  .page-faq .faq-nodes{
    grid-template-columns:repeat(4,minmax(0,1fr));
    column-gap:20px;
  }

  .page-faq .faq-body__grid{
    grid-template-columns:236px minmax(0,1fr);
    gap:clamp(32px,4vw,60px);
  }

  .page-faq .faq-index{
    position:sticky;
    top:104px;
    align-self:start;
  }

  .page-faq .faq-index__list{
    flex-direction:column;
    overflow:visible;
    gap:4px;
    padding-bottom:0;
  }

  .page-faq .faq-index__link{
    width:100%;
    justify-content:flex-start;
    background:transparent;
    border-color:transparent;
    border-left:2px solid rgba(243,239,230,.12);
    clip-path:none;
    padding:0 12px;
  }

  .page-faq .faq-index__link:hover,
  .page-faq .faq-index__link:focus-visible{
    background:rgba(201,255,63,.1);
    border-left-color:var(--lime);
    color:var(--cream);
  }

  .page-faq .faq-index__link:hover .faq-index__num,
  .page-faq .faq-index__link:focus-visible .faq-index__num{
    color:var(--lime);
  }

  .page-faq .faq-cta{
    grid-template-columns:1.35fr .65fr;
    align-items:end;
    gap:32px;
  }

  .page-faq .faq-cta__links{
    justify-content:flex-end;
  }
}

@media (prefers-reduced-motion:reduce){
  .page-faq .faq-index__link,
  .page-faq .faq-item,
  .page-faq .faq-item__q,
  .page-faq .faq-item__q::after{
    transition:none;
  }
}
<<<END>>>