.page-faq{
  --faq-section: clamp(3.5rem, 8vw, 6.5rem);
  --faq-bluewash:#E9EDF8;
  --faq-orangewash:#FFF2EA;
  --faq-muted:#545E6E;
  --faq-soft:#7C8698;
  background:var(--paper);
  overflow-x:clip;
}

.page-faq .faq-hero{
  position:relative;
  padding:2rem 0 3.5rem;
  overflow:hidden;
  background:var(--paper);
  border-bottom:1px solid var(--line);
}
.page-faq .faq-hero-inner{
  position:relative;
  z-index:1;
}
.page-faq .faq-hero-grid{
  display:grid;
  gap:1.25rem;
  padding-top:2.5rem;
}
.page-faq .faq-hero-copy{
  max-width:48rem;
}
.page-faq .faq-hero-copy .section-kicker{
  margin-bottom:0.6rem;
}
.page-faq .faq-hero-copy h1{
  font-family:var(--font-display);
  font-size:clamp(2.6rem,6vw,4.8rem);
  font-weight:800;
  line-height:1.05;
  letter-spacing:-0.02em;
  margin:0 0 1rem;
  color:var(--ink);
}
.page-faq .faq-hero-lead{
  font-size:1.0625rem;
  line-height:1.8;
  color:var(--faq-muted);
  max-width:40rem;
  margin:0 0 1.4rem;
}
.page-faq .faq-hero-tags{
  display:flex;
  flex-wrap:wrap;
  gap:0.5rem;
}
.page-faq .faq-hero-aside{
  position:absolute;
  inset:0;
  pointer-events:none;
  z-index:0;
}
.page-faq .faq-hero-number{
  position:absolute;
  right:-0.4rem;
  bottom:-1.6rem;
  font-family:var(--font-display);
  font-size:clamp(6rem,16vw,11rem);
  font-weight:800;
  line-height:1;
  color:var(--ink);
  opacity:0.06;
  user-select:none;
}
.page-faq .faq-hero-blue{
  position:absolute;
  top:1rem;
  right:0;
  width:32%;
  height:70%;
  background:var(--blue);
  clip-path:polygon(18% 0,100% 0,100% 100%,0 100%);
  opacity:0.09;
}
.page-faq .faq-hero-orange{
  position:absolute;
  bottom:-1.5rem;
  right:0;
  width:22%;
  height:34%;
  background:var(--orange);
  clip-path:polygon(0 0,100% 28%,100% 100%,12% 100%);
  opacity:0.1;
}

.page-faq .faq-command{
  position:sticky;
  top:0;
  z-index:40;
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.page-faq .faq-command-inner{
  display:flex;
  align-items:center;
  gap:0.35rem;
  padding-top:0.55rem;
  padding-bottom:0.55rem;
  overflow-x:auto;
  scrollbar-width:none;
}
.page-faq .faq-command-inner::-webkit-scrollbar{
  display:none;
}
.page-faq .faq-command-label{
  font-family:var(--font-display);
  font-size:0.78rem;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--faq-soft);
  margin-right:0.5rem;
  white-space:nowrap;
}
.page-faq .faq-command a{
  font-size:0.92rem;
  font-weight:600;
  color:var(--ink);
  text-decoration:none;
  padding:0.5rem 0.9rem;
  border-radius:999px;
  white-space:nowrap;
  transition:background-color 0.18s ease,color 0.18s ease;
}
.page-faq .faq-command a:hover{
  background:var(--ink);
  color:#fff;
}
.page-faq .faq-command a:focus-visible{
  outline:3px solid var(--gold);
  outline-offset:2px;
}

.page-faq .faq-guide-section{
  padding-top:var(--faq-section);
  padding-bottom:var(--faq-section);
  background:var(--paper);
}
.page-faq .faq-section-head{
  margin-bottom:2.5rem;
}
.page-faq .faq-section-head .section-kicker{
  color:var(--blue);
}
.page-faq .faq-section-head .section-title{
  margin:0.4rem 0 0.6rem;
}
.page-faq .faq-section-note{
  color:var(--faq-muted);
  font-size:0.9375rem;
  margin:0;
}

.page-faq .guide-list{
  list-style:none;
  margin:0;
  padding:0;
  border-top:1px solid var(--line);
}
.page-faq .guide-item{
  display:grid;
  grid-template-columns:1fr;
  gap:1rem;
  padding:2rem 0.5rem;
  border-bottom:1px solid var(--line);
  transition:background-color 0.2s ease;
}
.page-faq .guide-item:hover{
  background:rgba(10,92,255,0.03);
}
.page-faq .guide-num{
  display:block;
  font-family:var(--font-display);
  font-size:clamp(2.5rem,4vw,3.75rem);
  font-weight:200;
  line-height:0.9;
  letter-spacing:0.02em;
  color:var(--blue);
  transition:color 0.2s ease;
}
.page-faq .guide-item:hover .guide-num{
  color:var(--orange);
}
.page-faq .guide-body h3{
  font-size:1.35rem;
  line-height:1.3;
  margin:0 0 0.5rem;
  color:var(--ink);
}
.page-faq .guide-body>p{
  color:var(--faq-muted);
  line-height:1.75;
  margin:0;
  max-width:42rem;
}
.page-faq .guide-steps{
  list-style:none;
  margin:1.1rem 0 0;
  padding:0;
  display:grid;
  gap:0.9rem;
}
.page-faq .guide-steps li{
  position:relative;
  padding-left:2.1rem;
  font-size:0.9375rem;
  line-height:1.55;
  color:var(--faq-muted);
}
.page-faq .guide-steps li::before{
  content:"";
  position:absolute;
  left:0;
  top:0.35rem;
  width:0.75rem;
  height:0.75rem;
  border-radius:50%;
  background:var(--orange);
  box-shadow:0 0 0 3px rgba(255,90,31,0.14);
}
.page-faq .guide-steps li:not(:last-child)::after{
  content:"";
  position:absolute;
  left:0.34rem;
  top:1.5rem;
  bottom:-1.1rem;
  border-left:2px dashed var(--line);
}

.page-faq .faq-help-actions{
  display:flex;
  flex-wrap:wrap;
  gap:0.75rem;
  margin-top:2.5rem;
}

.page-faq .faq-topic-section{
  padding-top:var(--faq-section);
  padding-bottom:var(--faq-section);
}
.page-faq .faq-version-topic{
  background:var(--faq-bluewash);
}
.page-faq .faq-mobile-topic{
  background:var(--paper);
}
.page-faq .faq-topic-grid{
  display:grid;
  gap:2.5rem;
  align-items:center;
}
.page-faq .faq-topic-copy .section-kicker{
  color:var(--blue);
}
.page-faq .faq-topic-copy .section-title{
  margin:0.4rem 0 0.6rem;
}
.page-faq .faq-topic-lead{
  color:var(--faq-muted);
  margin-bottom:1.5rem;
  font-size:1.0625rem;
  max-width:38rem;
}
.page-faq .faq-details{
  border-bottom:1px solid var(--line);
}
.page-faq .faq-details summary{
  list-style:none;
  cursor:pointer;
  display:grid;
  grid-template-columns:1fr auto;
  align-items:center;
  gap:1rem;
  padding:1.1rem 0.25rem;
  font-weight:600;
  font-size:1.08rem;
  color:var(--ink);
  border-top:1px solid var(--line);
  transition:color 0.2s ease;
}
.page-faq .faq-details summary::-webkit-details-marker{
  display:none;
}
.page-faq .faq-details summary:hover{
  color:var(--blue);
}
.page-faq .faq-details summary::after{
  content:"+";
  font-family:var(--font-display);
  font-size:1.6rem;
  font-weight:300;
  color:var(--blue);
  line-height:1;
  display:grid;
  place-items:center;
  width:1.7rem;
  height:1.7rem;
  transition:transform 0.2s ease;
}
.page-faq .faq-details[open] summary::after{
  transform:rotate(45deg);
}
.page-faq .faq-details-text{
  padding:0 0.25rem 1.25rem;
  color:var(--faq-muted);
  max-width:42rem;
  line-height:1.75;
}
.page-faq .faq-details[open] .faq-details-text{
  animation:page-faq-rise 0.22s ease-out;
}
@keyframes page-faq-rise{
  from{
    opacity:0;
    transform:translateY(-4px);
  }
  to{
    opacity:1;
    transform:translateY(0);
  }
}

.page-faq .faq-figure{
  margin:0;
  background:#fff;
  border:1px solid var(--line);
  padding:0.75rem;
  border-radius:1.1rem;
  box-shadow:0 18px 48px rgba(22,30,46,0.08);
}
.page-faq .faq-figure img{
  display:block;
  width:100%;
  max-width:100%;
  height:auto;
  object-fit:cover;
  border-radius:0.75rem;
}
.page-faq .faq-figure figcaption{
  font-size:0.8rem;
  line-height:1.5;
  color:var(--faq-soft);
  padding:0.75rem 0.25rem 0.25rem;
  letter-spacing:0.02em;
}
.page-faq .faq-mobile-figure{
  max-width:420px;
  margin-inline:auto;
}

.page-faq .faq-contact-section{
  padding-bottom:clamp(4rem,7vw,6.5rem);
  background:var(--paper);
}
.page-faq .faq-contact-panel{
  position:relative;
  background:var(--night);
  color:#E7ECF8;
  border-radius:1.5rem;
  padding:clamp(1.6rem,4vw,3.5rem);
  overflow:hidden;
}
.page-faq .faq-contact-panel::before{
  content:"";
  position:absolute;
  top:-3rem;
  right:-2rem;
  width:16rem;
  height:16rem;
  background:var(--blue);
  clip-path:polygon(20% 0,100% 0,100% 100%,0 100%);
  opacity:0.14;
  pointer-events:none;
}
.page-faq .faq-contact-panel::after{
  content:"";
  position:absolute;
  bottom:-2rem;
  left:38%;
  width:9rem;
  height:9rem;
  background:var(--orange);
  clip-path:polygon(0 0,100% 28%,100% 100%,12% 100%);
  opacity:0.09;
  pointer-events:none;
}
.page-faq .faq-contact-head{
  position:relative;
  z-index:1;
  margin-bottom:2rem;
}
.page-faq .faq-contact-head .section-kicker{
  color:var(--orange);
}
.page-faq .faq-contact-head .section-title{
  color:#fff;
  margin:0.4rem 0 0.6rem;
}
.page-faq .faq-contact-head-text{
  color:#AEB9CF;
  max-width:38rem;
  margin:0;
  line-height:1.75;
}
.page-faq .faq-contact-grid{
  display:grid;
  gap:2.5rem;
  position:relative;
  z-index:1;
}
.page-faq .faq-contact-info h3,
.page-faq .faq-feedback-path h3{
  font-size:1.1rem;
  margin:0 0 1rem;
  color:#fff;
  letter-spacing:0.02em;
}
.page-faq .faq-contact-list{
  display:grid;
  gap:0.35rem;
  margin:0 0 1.25rem;
}
.page-faq .faq-contact-item{
  display:grid;
  grid-template-columns:4rem 1fr;
  gap:0.75rem;
  padding:0.8rem 0;
  border-bottom:1px solid rgba(255,255,255,0.14);
}
.page-faq .faq-contact-item dt{
  color:var(--orange);
  font-weight:700;
  font-size:0.875rem;
  line-height:1.6;
}
.page-faq .faq-contact-item dd{
  margin:0;
  font-size:0.9375rem;
  line-height:1.6;
  word-break:break-word;
  color:#E7ECF8;
}
.page-faq .faq-contact-note{
  color:#AEB9CF;
  font-size:0.875rem;
  line-height:1.75;
  margin:0;
  max-width:34rem;
}
.page-faq .faq-feedback-steps{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:0.9rem;
}
.page-faq .faq-feedback-steps li{
  display:flex;
  align-items:baseline;
  gap:0.75rem;
  color:#C7D0E0;
  font-size:0.9375rem;
  line-height:1.55;
}
.page-faq .faq-feedback-steps li span{
  font-family:var(--font-display);
  font-weight:700;
  font-size:0.85rem;
  color:var(--orange);
  min-width:2rem;
}
.page-faq .faq-response-promise{
  margin-top:2rem;
  padding:1.25rem;
  background:rgba(255,255,255,0.07);
  border:1px solid rgba(255,255,255,0.14);
  border-radius:1rem;
  display:flex;
  align-items:center;
  gap:1.1rem;
}
.page-faq .faq-promise-num{
  font-family:var(--font-display);
  font-size:2.75rem;
  font-weight:800;
  color:var(--orange);
  line-height:1;
  min-width:3.2rem;
  text-align:center;
}
.page-faq .faq-response-promise p{
  margin:0;
  color:#E7ECF8;
  font-size:0.9375rem;
  line-height:1.6;
}
.page-faq .faq-contact-link{
  margin-top:1.5rem;
}

@media (min-width: 640px){
  .page-faq .guide-item{
    grid-template-columns:6.5rem 1fr;
    gap:2rem;
    padding:2.5rem 1rem;
  }
  .page-faq .guide-steps{
    grid-template-columns:repeat(2,1fr);
    gap:0.9rem 2rem;
  }
  .page-faq .guide-step li:not(:last-child)::after{
    bottom:-0.7rem;
  }
  .page-faq .faq-section-head{
    display:grid;
    grid-template-columns:auto minmax(0,1fr);
    align-items:baseline;
    gap:1rem 1.5rem;
  }
  .page-faq .faq-section-head .section-kicker{
    grid-column:1/2;
  }
  .page-faq .faq-section-head .section-title{
    grid-column:1/2;
    margin-bottom:0;
  }
  .page-faq .faq-section-head .faq-section-note{
    grid-column:2/3;
    grid-row:1/3;
    text-align:right;
  }
  .page-faq .faq-contact-grid{
    grid-template-columns:1fr 1fr;
    gap:3rem;
  }
}

@media (min-width: 960px){
  .page-faq .faq-hero{
    padding:2.5rem 0 4.5rem;
  }
  .page-faq .faq-hero-grid{
    padding-top:3.5rem;
  }
  .page-faq .faq-hero-blue{
    height:80%;
  }
  .page-faq .faq-topic-grid{
    grid-template-columns:minmax(0,1.05fr) minmax(0,0.95fr);
    gap:4rem;
  }
  .page-faq .faq-mobile-grid{
    grid-template-columns:minmax(0,0.85fr) minmax(0,1.15fr);
  }
  .page-faq .faq-mobile-figure{
    margin-inline:0;
  }
  .page-faq .faq-topic-copy .section-title{
    font-size:clamp(2rem,3vw,2.8rem);
  }
  .page-faq .guide-list{
    margin-left:4rem;
  }
}

@media (min-width: 1240px){
  .page-faq .faq-guide-section .container{
    position:relative;
  }
  .page-faq .faq-guide-section .container::before{
    content:"指引目录";
    position:absolute;
    left:0;
    top:0;
    width:3.5rem;
    font-family:var(--font-display);
    font-size:0.78rem;
    letter-spacing:0.14em;
    text-transform:uppercase;
    color:var(--faq-soft);
    writing-mode:vertical-rl;
    border-left:1px solid var(--line);
    padding-left:0.6rem;
  }
}