.page-faq{
  background:var(--c-ink);
  color:var(--c-white);
  font-family:var(--font-sans);
  padding-bottom:72px;
}
.page-faq :focus-visible{
  outline:2px solid var(--c-aqua);
  outline-offset:3px;
}
.page-faq .eyebrow{
  margin:0 0 8px;
  color:var(--c-sand);
}
.page-faq .section-title{
  margin:0;
  font-size:clamp(24px,4vw,38px);
  font-weight:600;
  line-height:1.22;
  letter-spacing:-.01em;
  color:var(--c-white);
}

/* 首屏 */
.page-faq .faq-hero{
  padding:calc(var(--header-h) + 20px) var(--gutter) 44px;
  background:
    radial-gradient(80% 60% at 88% 0%, rgba(70,240,200,.13), rgba(70,240,200,0) 62%),
    linear-gradient(180deg, var(--c-tide) 0%, var(--c-ink) 78%);
  border-bottom:2px solid var(--c-slate);
}
.page-faq .faq-hero__inner{
  max-width:var(--max);
  margin:0 auto;
}
.page-faq .faq-hero__grid{
  display:grid;
  gap:24px;
  margin-top:18px;
}
.page-faq .faq-hero__title{
  margin:0;
  font-size:clamp(52px,14vw,104px);
  font-weight:300;
  line-height:.92;
  letter-spacing:-.035em;
  color:var(--c-white);
}
.page-faq .faq-hero__sub{
  margin:16px 0 0;
  max-width:24em;
  font-size:clamp(17px,2.4vw,22px);
  font-weight:600;
  line-height:1.5;
  color:var(--c-sand);
}
.page-faq .faq-hero__lede{
  margin:14px 0 0;
  max-width:34em;
  font-size:16px;
  line-height:1.75;
  color:var(--c-mist);
}
.page-faq .faq-status{
  display:grid;
  padding:6px 16px;
  border:2px solid var(--c-glass);
  background:rgba(14,45,60,.72);
  box-shadow:var(--shadow-hard);
}
.page-faq .faq-status__row{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
  padding:11px 0;
  border-top:1px solid rgba(46,93,110,.6);
  font-size:13px;
}
.page-faq .faq-status__row:first-child{
  border-top:0;
}
.page-faq .faq-status__k{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--c-mist);
}
.page-faq .faq-status__v{
  text-align:right;
  font-weight:600;
  color:var(--c-white);
}
.page-faq .faq-hero__media{
  margin:28px 0 0;
  border:2px solid var(--c-glass);
  box-shadow:var(--shadow-hard);
  background:var(--c-void);
  overflow:hidden;
}
.page-faq .faq-hero__media img{
  display:block;
  width:100%;
  max-width:100%;
  height:auto;
  object-fit:cover;
}

/* 快速入口 */
.page-faq .faq-quick{
  padding:56px var(--gutter) 0;
}
.page-faq .faq-quick__inner{
  max-width:var(--max);
  margin:0 auto;
}
.page-faq .faq-quick__grid{
  display:grid;
  gap:16px;
  margin-top:24px;
}
.page-faq .faq-card{
  display:flex;
  flex-direction:column;
  gap:10px;
  padding:22px 20px 20px;
  text-decoration:none;
  color:var(--c-white);
  background:var(--c-slate);
  border:2px solid var(--c-glass);
  border-left:6px solid var(--c-glass);
  box-shadow:var(--shadow-hard);
  transition:border-color .16s var(--ease),background-color .16s var(--ease),transform .16s var(--ease);
}
.page-faq .faq-card:hover,
.page-faq .faq-card:focus-visible{
  border-color:var(--c-sand);
  border-left-color:var(--c-signal);
  background:var(--c-tide);
  transform:translate(-2px,-2px);
}
.page-faq .faq-card__no{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.16em;
  color:var(--c-sand);
}
.page-faq .faq-card__icon{
  color:var(--c-aqua);
}
.page-faq .faq-card__icon svg{
  display:block;
  width:30px;
  height:30px;
}
.page-faq .faq-card__title{
  font-size:20px;
  font-weight:700;
  letter-spacing:-.01em;
}
.page-faq .faq-card__desc{
  font-size:14px;
  line-height:1.7;
  color:var(--c-mist);
}
.page-faq .faq-card__go{
  margin-top:auto;
  padding-top:8px;
  font-size:13px;
  font-weight:700;
  color:var(--c-sand);
}

/* 问答面板 */
.page-faq .faq-board{
  padding:64px var(--gutter) 0;
}
.page-faq .faq-board__inner{
  max-width:var(--max);
  margin:0 auto;
}
.page-faq .faq-board__grid{
  display:grid;
  gap:20px;
  margin-top:26px;
}
.page-faq .faq-index{
  display:flex;
  gap:8px;
  overflow-x:auto;
  padding-bottom:10px;
  scrollbar-width:thin;
}
.page-faq .faq-index__label{
  display:none;
}
.page-faq .faq-index__btn{
  flex:0 0 auto;
  display:flex;
  align-items:baseline;
  gap:10px;
  padding:12px 16px;
  font-family:var(--font-sans);
  font-size:14px;
  font-weight:600;
  text-align:left;
  white-space:nowrap;
  color:var(--c-white);
  background:var(--c-tide);
  border:2px solid var(--c-glass);
  border-left:6px solid var(--c-glass);
  cursor:pointer;
  transition:background-color .16s var(--ease),border-color .16s var(--ease);
}
.page-faq .faq-index__btn:hover{
  background:var(--c-slate);
}
.page-faq .faq-index__btn[aria-selected="true"]{
  background:var(--c-slate);
  border-left-color:var(--c-sand);
  color:var(--c-white);
}
.page-faq .faq-index__no{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--c-sand);
}
.page-faq .faq-panels{
  display:grid;
  gap:26px;
  min-width:0;
}
.page-faq .faq-panel{
  display:grid;
  gap:14px;
  min-width:0;
}
.page-faq .faq-panel__head{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
  padding-bottom:10px;
  border-bottom:2px solid var(--c-glass);
}
.page-faq .faq-panel__title{
  margin:0;
  font-size:clamp(19px,2.6vw,23px);
  font-weight:700;
  color:var(--c-white);
}
.page-faq .faq-panel__meta{
  margin:0;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--c-mist);
  white-space:nowrap;
}
.page-faq .faq-item{
  background:var(--c-tide);
  border:2px solid var(--c-glass);
  border-left:6px solid var(--c-glass);
  box-shadow:6px 6px 0 rgba(3,16,25,.5);
  transition:background-color .16s var(--ease),border-color .16s var(--ease);
}
.page-faq .faq-item[open]{
  background:var(--c-slate);
  border-left-color:var(--c-sand);
}
.page-faq .faq-item summary{
  display:flex;
  align-items:flex-start;
  gap:12px;
  padding:16px;
  font-size:16px;
  font-weight:600;
  line-height:1.5;
  color:var(--c-white);
  cursor:pointer;
  list-style:none;
}
.page-faq .faq-item summary::-webkit-details-marker{
  display:none;
}
.page-faq .faq-item summary::marker{
  content:"";
}
.page-faq .faq-item__no{
  flex:0 0 auto;
  padding-top:3px;
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--c-sand);
}
.page-faq .faq-item__q{
  flex:1;
  min-width:0;
}
.page-faq .faq-item__sign{
  position:relative;
  flex:0 0 auto;
  width:16px;
  height:16px;
  margin-top:3px;
}
.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after{
  content:"";
  position:absolute;
  left:50%;
  top:50%;
  background:var(--c-sand);
  transform:translate(-50%,-50%);
}
.page-faq .faq-item__sign::before{
  width:14px;
  height:2px;
}
.page-faq .faq-item__sign::after{
  width:2px;
  height:14px;
  transition:transform .18s var(--ease),opacity .18s var(--ease);
}
.page-faq .faq-item[open] .faq-item__sign::after{
  transform:translate(-50%,-50%) scaleY(0);
  opacity:0;
}
.page-faq .faq-item__body{
  padding:14px 16px 18px;
  border-top:1px solid rgba(46,93,110,.7);
}
.page-faq .faq-item__body p{
  margin:0 0 10px;
  font-size:15px;
  line-height:1.8;
  color:rgba(234,244,244,.84);
}
.page-faq .faq-item__body p:last-child{
  margin-bottom:0;
}
.page-faq .faq-figure{
  margin:6px 0 0;
  background:var(--c-void);
  border:2px solid var(--c-glass);
  box-shadow:var(--shadow-hard);
}
.page-faq .faq-figure img{
  display:block;
  width:100%;
  max-width:100%;
  height:auto;
  object-fit:cover;
}
.page-faq .faq-figure figcaption{
  padding:10px 14px;
  font-family:var(--font-mono);
  font-size:12px;
  line-height:1.6;
  color:var(--c-mist);
  border-top:1px solid var(--c-glass);
}

/* 联系兜底 */
.page-faq .faq-help{
  padding:60px var(--gutter) 0;
}
.page-faq .faq-help__inner{
  max-width:var(--max);
  margin:0 auto;
}
.page-faq .faq-help__card{
  display:grid;
  gap:24px;
  padding:24px 20px;
  background:linear-gradient(160deg,var(--c-tide),var(--c-slate));
  border:2px solid var(--c-sand);
  box-shadow:var(--shadow-hard);
}
.page-faq .faq-help__text p{
  margin:0;
  font-size:15px;
  line-height:1.8;
  color:rgba(234,244,244,.86);
}
.page-faq .faq-help__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:20px;
}
.page-faq .faq-help__contact{
  margin:0;
  display:grid;
}
.page-faq .faq-help__row{
  display:grid;
  gap:4px;
  padding:12px 0;
  border-top:1px solid rgba(217,179,108,.35);
}
.page-faq .faq-help__row:first-child{
  padding-top:0;
  border-top:0;
}
.page-faq .faq-help__row dt{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  color:var(--c-sand);
}
.page-faq .faq-help__row dd{
  margin:0;
  font-size:15px;
  font-weight:600;
  line-height:1.6;
  color:var(--c-white);
  word-break:break-word;
}
.page-faq .faq-help__foot{
  margin:16px 0 0;
  font-size:13px;
  line-height:1.7;
  color:var(--c-mist);
}
.page-faq .faq-help__foot a{
  color:var(--c-sand);
  text-underline-offset:3px;
}

@media (min-width:760px){
  .page-faq .faq-quick__grid{
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:20px;
  }
}

@media (min-width:900px){
  .page-faq .faq-hero__grid{
    grid-template-columns:minmax(0,1fr) 300px;
    gap:36px;
    align-items:end;
  }
}

@media (min-width:920px){
  .page-faq .faq-board__grid{
    grid-template-columns:250px minmax(0,1fr);
    gap:32px;
    align-items:start;
  }
  .page-faq .faq-index{
    flex-direction:column;
    overflow:visible;
    padding:0;
    position:sticky;
    top:calc(var(--header-h) + 20px);
  }
  .page-faq .faq-index__label{
    display:block;
    margin:0 0 8px;
    font-family:var(--font-mono);
    font-size:11px;
    letter-spacing:.2em;
    text-transform:uppercase;
    color:var(--c-mist);
  }
  .page-faq .faq-index__btn{
    width:100%;
    white-space:normal;
  }
  .page-faq .faq-item summary{
    padding:18px 20px;
    font-size:17px;
  }
  .page-faq .faq-item__body{
    padding:16px 20px 20px;
  }
}

@media (min-width:860px){
  .page-faq .faq-help__card{
    grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);
    gap:40px;
    padding:32px 30px;
    align-items:start;
  }
}

@media (min-width:1100px){
  .page-faq .faq-figure{
    max-width:380px;
  }
}

@media (prefers-reduced-motion:reduce){
  .page-faq .faq-card,
  .page-faq .faq-index__btn,
  .page-faq .faq-item,
  .page-faq .faq-item__sign::after{
    transition:none;
  }
  .page-faq .faq-card:hover,
  .page-faq .faq-card:focus-visible{
    transform:none;
  }
}
<<<END>>>