.page-faq{
  --faq-rail-w:236px;
  --faq-ghost:rgba(11,42,69,.05);
  background:var(--cream);
  color:var(--ink);
  padding-bottom:0;
}

/* 面包屑与首屏 */
.page-faq .breadcrumb{
  padding:20px 0 8px;
}
.page-faq .faq-hero{
  position:relative;
  overflow:hidden;
  padding:24px 0 40px;
  border-bottom:1px solid var(--cool);
}
.page-faq .faq-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(to right,var(--grid-line) 1px,transparent 1px),
    linear-gradient(to bottom,var(--grid-line) 1px,transparent 1px);
  background-size:40px 40px;
  pointer-events:none;
}
.page-faq .faq-hero::after{
  content:"";
  position:absolute;
  top:-70px;
  right:-70px;
  width:clamp(150px,26vw,300px);
  height:clamp(150px,26vw,300px);
  background:var(--orange);
  clip-path:polygon(100% 0,0 0,100% 100%);
  opacity:.9;
}
.page-faq .faq-hero__inner{
  position:relative;
  z-index:1;
}
.page-faq .faq-hero h1{
  margin:8px 0 16px;
  max-width:17em;
  font-size:clamp(30px,6.2vw,56px);
  line-height:1.15;
  font-weight:900;
  letter-spacing:-.01em;
}
.page-faq .faq-hero .lede{
  max-width:44em;
  margin:0;
  font-size:clamp(15px,2.2vw,17px);
  line-height:1.8;
  color:var(--ink-soft);
}
.page-faq .faq-jump{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:26px;
}
.page-faq .faq-jump a{
  display:inline-flex;
  align-items:center;
  padding:9px 16px;
  border:1px solid var(--cool);
  border-radius:var(--radius-pill);
  background:var(--white);
  color:var(--ink);
  font-size:14px;
  text-decoration:none;
  transition:border-color .18s var(--ease),transform .18s var(--ease),color .18s var(--ease);
}
.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible{
  border-color:var(--navy);
  color:var(--navy);
  transform:translateY(-2px);
  outline:none;
}

/* 三步上手 */
.page-faq .faq-start{
  padding:44px 0 12px;
}
.page-faq .faq-start__grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:32px;
  align-items:start;
}
.page-faq .faq-start__text h2{
  margin:0 0 20px;
  font-size:clamp(24px,4.4vw,32px);
  line-height:1.15;
  font-weight:800;
}
.page-faq .faq-steps{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:14px;
}
.page-faq .faq-step{
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  gap:14px;
  padding:16px 18px;
  background:var(--white);
  border:1px solid var(--cool);
  border-left:3px solid var(--orange);
  border-radius:var(--radius);
  transition:border-color .18s var(--ease),transform .18s var(--ease);
}
.page-faq .faq-step:hover{
  border-color:var(--navy);
  border-left-color:var(--orange);
  transform:translateY(-2px);
}
.page-faq .faq-step__no{
  font-family:var(--font-mono);
  font-size:13px;
  font-weight:600;
  color:var(--orange);
  padding-top:4px;
}
.page-faq .faq-step h3{
  margin:0 0 6px;
  font-size:18px;
  line-height:1.35;
  font-weight:700;
}
.page-faq .faq-step p{
  margin:0;
  font-size:15px;
  line-height:1.75;
  color:var(--ink-soft);
}
.page-faq .faq-start__cta{
  margin:20px 0 0;
}
.page-faq .faq-figure{
  margin:0;
}
.page-faq .faq-figure img{
  display:block;
  width:100%;
  max-width:100%;
  height:auto;
  border:1px solid var(--cool);
  border-radius:var(--radius);
  background:var(--navy);
  object-fit:cover;
}
.page-faq .faq-figure figcaption{
  margin-top:10px;
  font-family:var(--font-mono);
  font-size:12.5px;
  line-height:1.7;
  color:var(--ink-soft);
}

/* 两栏主体 */
.page-faq .faq-body{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:28px;
  padding-top:36px;
  padding-bottom:8px;
}
.page-faq .faq-rail{
  border:1px solid var(--cool);
  border-radius:var(--radius);
  background:var(--white);
  padding:16px 18px;
}
.page-faq .faq-rail__title{
  margin:0 0 10px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--ink-soft);
}
.page-faq .faq-rail__list{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  gap:8px;
  overflow-x:auto;
  scrollbar-width:thin;
}
.page-faq .faq-rail__link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  white-space:nowrap;
  padding:8px 14px;
  border:1px solid var(--cool);
  border-radius:var(--radius-pill);
  font-size:14px;
  color:var(--navy);
  text-decoration:none;
  position:relative;
  transition:background-color .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
}
.page-faq .faq-rail__link::before{
  content:"";
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--cool);
  flex:none;
  transition:background-color .18s var(--ease);
}
.page-faq .faq-rail__link:hover,
.page-faq .faq-rail__link:focus-visible{
  background:var(--orange-soft);
  border-color:var(--orange);
  color:var(--navy);
  outline:none;
}
.page-faq .faq-rail__link:hover::before,
.page-faq .faq-rail__link:focus-visible::before{
  background:var(--orange);
}
.page-faq .faq-rail__no{
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--ink-soft);
}
.page-faq .faq-rail__hint{
  margin:12px 0 0;
  font-size:12.5px;
  line-height:1.7;
  color:var(--ink-soft);
}

/* 问答分组 */
.page-faq .faq-stream{
  min-width:0;
}
.page-faq .faq-group{
  margin-bottom:44px;
  scroll-margin-top:calc(var(--header-h) + 20px);
}
.page-faq .faq-group:last-child{
  margin-bottom:0;
}
.page-faq .faq-group__head{
  position:relative;
  overflow:hidden;
  padding:6px 0 14px;
  margin-bottom:12px;
  border-bottom:1px solid var(--cool);
}
.page-faq .faq-group__ghost{
  position:absolute;
  right:0;
  top:-16px;
  font-family:var(--font-mono);
  font-weight:600;
  font-size:clamp(62px,13vw,108px);
  line-height:1;
  color:var(--navy);
  opacity:.08;
  pointer-events:none;
}
.page-faq .faq-group__kicker{
  margin:0 0 6px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.12em;
  color:var(--orange);
}
.page-faq .faq-group__head h2{
  margin:0;
  font-size:clamp(22px,3.8vw,30px);
  line-height:1.2;
  font-weight:800;
}

.page-faq .faq-item{
  background:var(--white);
  border:1px solid var(--cool);
  border-radius:var(--radius);
  margin-bottom:8px;
  transition:border-color .18s var(--ease),transform .18s var(--ease);
}
.page-faq .faq-item:hover{
  border-color:var(--navy);
  transform:translateY(-2px);
}
.page-faq .faq-item[open]{
  border-color:var(--navy);
}
.page-faq .faq-item summary{
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  gap:12px;
  align-items:start;
  padding:15px 16px;
  cursor:pointer;
  list-style:none;
  font-size:16px;
  font-weight:700;
  line-height:1.65;
}
.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(--teal);
  outline-offset:2px;
  border-radius:var(--radius);
}
.page-faq .faq-item summary::after{
  content:"+";
  font-family:var(--font-mono);
  font-size:20px;
  font-weight:600;
  line-height:1.2;
  color:var(--orange);
  transition:transform .18s var(--ease);
}
.page-faq .faq-item[open] summary::after{
  content:"−";
  transform:rotate(180deg);
}
.page-faq .faq-item__no{
  font-family:var(--font-mono);
  font-size:12.5px;
  font-weight:600;
  color:var(--orange);
  padding-top:4px;
}
.page-faq .faq-item__q{
  min-width:0;
}
.page-faq .faq-item__body{
  padding:0 16px 16px 16px;
  border-top:1px dashed var(--cool);
  margin-top:0;
  padding-top:12px;
}
.page-faq .faq-item__body p{
  margin:0;
  font-size:15px;
  line-height:1.8;
  color:var(--ink-soft);
}
.page-faq .faq-item__body strong{
  display:inline;
  color:var(--ink);
  font-weight:700;
}
.page-faq .faq-item__body a{
  color:var(--navy);
  text-decoration:underline;
  text-decoration-color:var(--orange);
  text-underline-offset:3px;
}
.page-faq .faq-item__body a:hover{
  color:var(--orange);
}
.page-faq .faq-figure--inline{
  margin:0 0 12px;
}

/* 联系区 */
.page-faq .faq-help{
  margin-top:44px;
  background:var(--navy);
  color:var(--white);
  padding:44px 0;
}
.page-faq .faq-help__grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:28px;
  align-items:start;
}
.page-faq .faq-help__kicker{
  margin:0 0 8px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.14em;
  color:var(--orange-soft);
}
.page-faq .faq-help h2{
  margin:0 0 14px;
  font-size:clamp(24px,4.4vw,34px);
  line-height:1.15;
  font-weight:800;
  color:var(--white);
}
.page-faq .faq-help__main p{
  margin:0 0 14px;
  font-size:15px;
  line-height:1.8;
  color:rgba(255,255,255,.82);
}
.page-faq .faq-help__list{
  margin:0 0 16px;
  padding:0;
  list-style:none;
  display:grid;
  gap:8px;
}
.page-faq .faq-help__list li{
  position:relative;
  padding-left:20px;
  font-size:14.5px;
  line-height:1.7;
  color:rgba(255,255,255,.88);
}
.page-faq .faq-help__list li::before{
  content:"";
  position:absolute;
  left:0;
  top:9px;
  width:8px;
  height:8px;
  border-radius:2px;
  background:var(--teal);
}
.page-faq .faq-help__note{
  font-size:14px;
  color:rgba(255,255,255,.72);
}
.page-faq .faq-help__note a{
  color:var(--orange-soft);
  text-decoration:underline;
  text-underline-offset:3px;
}
.page-faq .faq-help__note a:hover{
  color:var(--orange);
}
.page-faq .faq-help__card{
  border:1px solid rgba(255,255,255,.22);
  border-radius:var(--radius);
  background:var(--navy-2);
  padding:20px;
}
.page-faq .faq-help__label{
  margin:0 0 4px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.12em;
  color:var(--orange-soft);
}
.page-faq .faq-help__value{
  display:block;
  margin:0 0 16px;
  font-size:15px;
  line-height:1.6;
  font-weight:600;
  color:var(--white);
  text-decoration:none;
  word-break:break-all;
}
.page-faq .faq-help__value:hover{
  color:var(--orange-soft);
}
.page-faq .faq-help__value--plain{
  font-family:var(--font-mono);
  letter-spacing:.04em;
}
.page-faq .faq-help__hours{
  margin:0;
  padding-top:12px;
  border-top:1px solid rgba(255,255,255,.16);
  font-size:13px;
  line-height:1.7;
  color:rgba(255,255,255,.7);
}

/* 窄屏下避免横向溢出 */
.page-faq .faq-rail__list{
  padding-bottom:4px;
}

@media (min-width:720px){
  .page-faq .faq-start__grid{
    grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
    gap:36px;
  }
  .page-faq .faq-help__grid{
    grid-template-columns:minmax(0,1.4fr) minmax(0,.8fr);
    gap:36px;
  }
  .page-faq .faq-item summary{
    padding:17px 20px;
  }
  .page-faq .faq-item__body{
    padding:14px 20px 18px 20px;
  }
}

@media (min-width:960px){
  .page-faq .breadcrumb{
    padding-top:26px;
  }
  .page-faq .faq-hero{
    padding:36px 0 56px;
  }
  .page-faq .faq-start{
    padding:56px 0 16px;
  }
  .page-faq .faq-body{
    grid-template-columns:var(--faq-rail-w) minmax(0,1fr);
    gap:52px;
    padding-top:52px;
  }
  .page-faq .faq-rail{
    position:sticky;
    top:calc(var(--header-h) + 24px);
    align-self:start;
  }
  .page-faq .faq-rail__list{
    flex-direction:column;
    overflow-x:visible;
    gap:4px;
  }
  .page-faq .faq-rail__link{
    width:100%;
    border-color:transparent;
    border-radius:var(--radius-sm);
    padding:9px 12px;
    white-space:normal;
  }
  .page-faq .faq-rail__link:hover,
  .page-faq .faq-rail__link:focus-visible{
    background:var(--orange-soft);
    border-color:var(--orange);
  }
  .page-faq .faq-help{
    margin-top:56px;
    padding:56px 0;
  }
}

@media (prefers-reduced-motion:reduce){
  .page-faq .faq-jump a,
  .page-faq .faq-step,
  .page-faq .faq-item,
  .page-faq .faq-rail__link,
  .page-faq .faq-item summary::after{
    transition:none;
  }
  .page-faq .faq-jump a:hover,
  .page-faq .faq-step:hover,
  .page-faq .faq-item:hover,
  .page-faq .faq-item[open] summary::after{
    transform:none;
  }
}
<<<END>>>