.page-faq{
  --faq-rail-w:216px;
  --faq-text:#C3CFDD;
  background:var(--ink);
  color:var(--paper);
  overflow-x:clip;
}

.page-faq .eyebrow{
  color:var(--gold);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.2em;
  text-transform:uppercase;
  margin:0;
}

/* ---------- 面包屑 ---------- */
.page-faq .faq-crumb{
  padding-top:clamp(20px,3.4vw,36px);
}
.page-faq .breadcrumb__list{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  margin:0;
  padding:0;
  list-style:none;
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:.06em;
  color:var(--muted);
}
.page-faq .breadcrumb__item a{
  color:var(--muted);
  text-decoration:none;
  transition:color var(--fast) var(--ease);
}
.page-faq .breadcrumb__item a:hover{
  color:var(--gold-lift);
}
.page-faq .breadcrumb__sep{
  color:var(--line);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero{
  padding:clamp(26px,4.5vw,52px) 0 clamp(34px,5.5vw,64px);
}
.page-faq .faq-hero__title{
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(30px,6.4vw,56px);
  line-height:1.14;
  letter-spacing:-.005em;
  color:var(--paper);
  margin:.34em 0 0;
  max-width:22ch;
}
.page-faq .faq-hero__lead{
  margin:clamp(16px,2.4vw,24px) 0 0;
  max-width:62ch;
  font-size:clamp(15px,1.8vw,17px);
  line-height:1.85;
  color:var(--faq-text);
}
.page-faq .faq-hero__acts{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:clamp(20px,3vw,30px);
}
.page-faq .faq-hero__meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px 30px;
  margin:clamp(24px,3.4vw,34px) 0 0;
  padding:18px 0 0;
  list-style:none;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--muted);
}
.page-faq .faq-hero__meta .mono{
  color:var(--gold);
  font-size:16px;
  margin-right:7px;
}

/* ---------- 场景分流 ---------- */
.page-faq .faq-scenes{
  padding:0 0 clamp(46px,6vw,74px);
}
.page-faq .faq-sec-head__title{
  font-family:var(--font-sans);
  font-weight:700;
  font-size:clamp(22px,3.6vw,32px);
  line-height:1.32;
  color:var(--paper);
  margin:.4em 0 0;
}
.page-faq .faq-sec-head__lead{
  margin:14px 0 0;
  max-width:56ch;
  font-size:15.5px;
  line-height:1.85;
  color:var(--muted);
}
.page-faq .faq-scenes__figure{
  margin:clamp(24px,3.6vw,38px) 0 clamp(22px,3.2vw,34px);
}
.page-faq .faq-scenes__list{
  display:grid;
  grid-template-columns:1fr;
  gap:1px;
  margin:0;
  padding:0;
  list-style:none;
}
.page-faq .faq-scenes__list > li{
  display:flex;
}
.page-faq .faq-scene{
  display:flex;
  flex-direction:column;
  gap:9px;
  width:100%;
  padding:clamp(18px,2.6vw,24px);
  border:1px solid var(--line);
  background:var(--ink-2);
  color:inherit;
  text-decoration:none;
  transition:transform var(--fast) var(--ease),border-color var(--fast) var(--ease),background var(--fast) var(--ease);
}
.page-faq .faq-scene:hover,
.page-faq .faq-scene:focus-visible{
  transform:translateY(-2px);
  border-color:var(--gold);
  background:var(--ink-3);
}
.page-faq .faq-scene__num{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.14em;
  color:var(--gold);
}
.page-faq .faq-scene__title{
  font-size:19px;
  font-weight:700;
  line-height:1.4;
  color:var(--paper);
}
.page-faq .faq-scene__text{
  flex:1;
  font-size:14px;
  line-height:1.75;
  color:var(--muted);
}
.page-faq .faq-scene__count{
  padding-top:11px;
  border-top:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--gold-lift);
}

/* ---------- 主体骨架：问答列 + 场景索引 ---------- */
.page-faq .faq-body{
  display:flex;
  flex-direction:column;
  gap:clamp(30px,4.5vw,52px);
  padding-top:clamp(44px,6vw,80px);
  padding-bottom:clamp(56px,8vw,110px);
}
.page-faq .faq-groups{
  display:flex;
  flex-direction:column;
  gap:clamp(46px,7vw,84px);
  min-width:0;
}
.page-faq .faq-rail{
  order:-1;
  min-width:0;
  padding:14px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.page-faq .faq-rail__title{
  margin:0 0 12px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--muted);
}
.page-faq .faq-rail__nav{
  display:flex;
  gap:8px;
  overflow-x:auto;
  padding-bottom:2px;
  scrollbar-width:none;
}
.page-faq .faq-rail__nav::-webkit-scrollbar{
  display:none;
}
.page-faq .faq-rail__link{
  flex:0 0 auto;
  padding:8px 12px;
  border:1px solid var(--line);
  color:var(--muted);
  font-size:13px;
  text-decoration:none;
  white-space:nowrap;
  transition:color var(--fast) var(--ease),border-color var(--fast) var(--ease);
}
.page-faq .faq-rail__link:hover,
.page-faq .faq-rail__link:focus-visible{
  color:var(--gold-lift);
  border-color:var(--gold);
}

/* ---------- 分组 ---------- */
.page-faq .faq-group{
  scroll-margin-top:120px;
}
.page-faq .faq-group__head{
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  grid-template-areas:
    "num title"
    "num lead";
  column-gap:clamp(14px,2vw,24px);
  row-gap:7px;
  padding-bottom:18px;
  border-bottom:1px solid var(--line);
}
.page-faq .faq-group__num{
  grid-area:num;
  font-family:var(--font-mono);
  font-size:clamp(24px,4vw,36px);
  line-height:1;
  letter-spacing:.04em;
  color:var(--gold);
  padding-top:.12em;
}
.page-faq .faq-group__title{
  grid-area:title;
  margin:0;
  font-family:var(--font-sans);
  font-weight:700;
  font-size:clamp(20px,3.2vw,28px);
  line-height:1.35;
  color:var(--paper);
}
.page-faq .faq-group__lead{
  grid-area:lead;
  margin:0;
  max-width:62ch;
  font-size:15px;
  line-height:1.8;
  color:var(--muted);
}

/* ---------- 问答条目 ---------- */
.page-faq .faq-list{
  margin:0;
  padding:0;
  list-style:none;
  counter-reset:faqq;
}
.page-faq .faq-item{
  counter-increment:faqq;
  display:grid;
  grid-template-columns:2.4em minmax(0,1fr);
  column-gap:10px;
  padding:clamp(14px,2.2vw,20px) 0;
  border-bottom:1px solid var(--line-soft);
}
.page-faq .faq-item::before{
  content:counter(faqq,decimal-leading-zero);
  grid-column:1;
  grid-row:1;
  padding-top:.55em;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.1em;
  color:var(--gold);
}
.page-faq .faq-q{
  grid-column:2;
  grid-row:1;
  margin:0;
  font-size:clamp(15.5px,2vw,17.5px);
  font-weight:700;
  line-height:1.6;
  color:var(--paper);
}
.page-faq .faq-a{
  grid-column:2;
  grid-row:2;
  margin:8px 0 0;
  max-width:64ch;
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
}

/* ---------- 旧版迁移：瓷白展板 ---------- */
.page-faq .faq-group--paper{
  padding:clamp(22px,3.6vw,40px);
  background:var(--paper);
  color:var(--graphite);
  border-left:3px solid var(--gold);
}
.page-faq .faq-group--paper .faq-group__head{
  border-bottom-color:var(--paper-line);
}
.page-faq .faq-group--paper .faq-group__title{
  color:var(--graphite);
}
.page-faq .faq-group--paper .faq-group__lead{
  color:var(--graphite-soft);
}
.page-faq .faq-group--paper .faq-item{
  border-bottom-color:var(--paper-line);
}
.page-faq .faq-group--paper .faq-q{
  color:var(--graphite);
}
.page-faq .faq-group--paper .faq-a{
  color:var(--graphite-soft);
}

.page-faq .compare{
  display:grid;
  grid-template-columns:1fr;
  margin:clamp(18px,2.6vw,26px) 0 0;
  border:1px solid var(--paper-line);
}
.page-faq .compare__col{
  padding:clamp(16px,2.4vw,24px);
  border-bottom:1px solid var(--paper-line);
}
.page-faq .compare__col:last-child{
  border-bottom:0;
}
.page-faq .compare__head{
  display:flex;
  align-items:center;
  gap:10px;
  margin:0 0 13px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.14em;
  color:var(--graphite-soft);
}
.page-faq .compare__list{
  display:flex;
  flex-direction:column;
  gap:9px;
  margin:0;
  padding:0;
  list-style:none;
  font-size:14.5px;
  line-height:1.7;
  color:var(--graphite-soft);
}
.page-faq .compare__list li{
  position:relative;
  padding-left:15px;
}
.page-faq .compare__list li::before{
  content:"";
  position:absolute;
  left:0;
  top:.68em;
  width:7px;
  height:1px;
  background:var(--gold);
}
.page-faq .tag{
  padding:3px 7px;
  border:1px solid currentColor;
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.12em;
  white-space:nowrap;
}
.page-faq .tag--old{
  color:var(--cinnabar);
}
.page-faq .tag--new{
  color:var(--jade);
}

/* ---------- 异常排查 ---------- */
.page-faq .faq-fix{
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(24px,3.4vw,40px);
  align-items:start;
  margin-top:clamp(20px,3vw,30px);
}
.page-faq .faq-steps{
  display:flex;
  flex-direction:column;
  gap:12px;
  margin:0;
  padding:0;
  list-style:none;
  counter-reset:fix;
}
.page-faq .faq-step{
  counter-increment:fix;
  position:relative;
  padding:clamp(16px,2.2vw,22px) clamp(16px,2.2vw,22px) clamp(16px,2.2vw,22px) 68px;
  border:1px solid var(--line);
  background:var(--ink-2);
  transition:border-color var(--fast) var(--ease);
}
.page-faq .faq-step:hover{
  border-color:var(--gold);
}
.page-faq .faq-step::before{
  content:counter(fix,decimal-leading-zero);
  position:absolute;
  left:clamp(16px,2.2vw,22px);
  top:calc(clamp(16px,2.2vw,22px) + .12em);
  font-family:var(--font-mono);
  font-size:15px;
  line-height:1;
  letter-spacing:.1em;
  color:var(--gold);
}
.page-faq .faq-step__title{
  margin:0;
  font-size:16.5px;
  font-weight:700;
  line-height:1.5;
  color:var(--paper);
}
.page-faq .faq-step__text{
  margin:8px 0 0;
  font-size:14.5px;
  line-height:1.8;
  color:var(--muted);
}
.page-faq .faq-step__cue{
  margin:10px 0 0;
  padding-left:12px;
  border-left:2px solid var(--gold);
  font-size:14px;
  line-height:1.75;
  color:var(--gold-lift);
}
.page-faq .faq-fix__figure{
  margin:0;
}

/* ---------- 找人工 ---------- */
.page-faq .faq-final{
  padding:clamp(24px,4vw,44px);
  border:1px solid var(--line);
  border-left:3px solid var(--gold);
  background:var(--ink-2);
}
.page-faq .faq-final__title{
  margin:0;
  font-family:var(--font-sans);
  font-weight:700;
  font-size:clamp(20px,3.2vw,28px);
  line-height:1.35;
  color:var(--paper);
}
.page-faq .faq-final__text{
  margin:14px 0 0;
  max-width:62ch;
  font-size:15.5px;
  line-height:1.85;
  color:var(--muted);
}
.page-faq .faq-final__mail{
  margin:18px 0 0;
  font-family:var(--font-mono);
  font-size:15px;
  letter-spacing:.06em;
  color:var(--gold-lift);
  word-break:break-all;
}
.page-faq .faq-final__acts{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
  margin-top:22px;
}
.page-faq .faq-copy-status{
  margin:0;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--jade);
}

/* ---------- 断点 ---------- */
@media (min-width:640px){
  .page-faq .faq-scenes__list{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}

@media (min-width:720px){
  .page-faq .compare{
    grid-template-columns:1fr 1fr;
  }
  .page-faq .compare__col{
    border-bottom:0;
    border-right:1px solid var(--paper-line);
  }
  .page-faq .compare__col:last-child{
    border-right:0;
  }
}

@media (min-width:900px){
  .page-faq .faq-fix{
    grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  }
}

@media (min-width:960px){
  .page-faq .faq-body{
    display:grid;
    grid-template-columns:minmax(0,1fr) var(--faq-rail-w);
    column-gap:clamp(32px,4.5vw,72px);
    align-items:start;
  }
  .page-faq .faq-groups{
    grid-column:1;
    grid-row:1;
  }
  .page-faq .faq-rail{
    grid-column:2;
    grid-row:1;
    order:0;
    position:sticky;
    top:110px;
    padding:2px 0 2px 18px;
    border:0;
    border-left:1px solid var(--line);
  }
  .page-faq .faq-rail__title{
    margin-bottom:14px;
  }
  .page-faq .faq-rail__nav{
    flex-direction:column;
    gap:0;
    overflow:visible;
  }
  .page-faq .faq-rail__link{
    padding:9px 0;
    border:0;
    border-bottom:1px solid transparent;
    white-space:normal;
  }
  .page-faq .faq-rail__link:hover,
  .page-faq .faq-rail__link:focus-visible{
    border-bottom-color:var(--gold);
  }
}

@media (min-width:1000px){
  .page-faq .faq-scenes__list{
    grid-template-columns:repeat(4,minmax(0,1fr));
  }
}

@media (prefers-reduced-motion:reduce){
  .page-faq .faq-scene,
  .page-faq .faq-rail__link,
  .page-faq .faq-step{
    transition:none;
  }
  .page-faq .faq-scene:hover,
  .page-faq .faq-scene:focus-visible{
    transform:none;
  }
}