.page-faq .faq-hero{
  position:relative;
  padding:clamp(24px,4.5vw,44px) 0 clamp(26px,4.5vw,46px);
  border-bottom:1px solid var(--hair);
  background:
    radial-gradient(120% 92% at 86% -14%, rgba(53,242,208,.16), transparent 62%),
    linear-gradient(180deg, var(--ink-2) 0%, var(--ink) 72%);
}
.page-faq .faq-hero::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-1px;
  height:1px;
  background:linear-gradient(90deg, var(--cyan) 0%, var(--cyan-line) 26%, transparent 72%);
}
.page-faq .faq-hero .display-title{
  max-width:16ch;
  margin:.24em 0 0;
  letter-spacing:.01em;
}
.page-faq .faq-hero .lede{
  margin:clamp(14px,2.4vw,22px) 0 0;
  max-width:var(--read);
  color:var(--cream);
  font-size:clamp(.95rem,1.6vw,1.06rem);
  line-height:1.78;
}
.page-faq .faq-meta{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  gap:12px 28px;
  margin:clamp(20px,3.4vw,30px) 0 0;
  padding:16px 0 0;
  border-top:1px solid var(--hair);
}
.page-faq .faq-meta li{
  display:flex;
  align-items:baseline;
  gap:8px;
  font-size:.8rem;
  color:var(--stone);
}
.page-faq .faq-meta span{
  font-family:var(--font-mono);
  font-size:1.16rem;
  color:var(--cyan);
  font-variant-numeric:tabular-nums;
}

.page-faq .faq-layout{
  padding-top:clamp(20px,3.6vw,36px);
  padding-bottom:clamp(40px,6vw,78px);
}

/* 索引 */
.page-faq .faq-index{
  margin-bottom:clamp(22px,4vw,30px);
  padding:16px;
  border:1px solid var(--hair);
  border-radius:14px;
  background:linear-gradient(180deg, rgba(53,242,208,.1), rgba(12,42,34,.42));
  backdrop-filter:blur(9px);
  -webkit-backdrop-filter:blur(9px);
}
.page-faq .faq-index__title{
  margin:0 0 12px;
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--stone);
}
.page-faq .faq-index__list{
  list-style:none;
  display:flex;
  gap:8px;
  margin:0;
  padding:0 0 6px;
  overflow-x:auto;
  scrollbar-width:thin;
}
.page-faq .faq-index__list li{flex:0 0 auto;}
.page-faq .faq-index__link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 14px;
  border:1px solid var(--hair);
  border-radius:999px;
  color:var(--cream);
  text-decoration:none;
  font-size:.82rem;
  white-space:nowrap;
  transition:color .22s var(--ease), background .22s var(--ease), border-color .22s var(--ease);
}
.page-faq .faq-index__num{
  font-family:var(--font-mono);
  font-size:.7rem;
  color:var(--cyan);
  transition:color .22s var(--ease);
}
.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible{
  color:var(--ink);
  background:var(--cyan);
  border-color:var(--cyan);
}
.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-index__cta{
  margin-top:16px;
  width:100%;
  justify-content:center;
}

/* 问答区块 */
.page-faq .faq-block{
  padding:clamp(20px,3.4vw,30px) 0 clamp(26px,4vw,36px);
  border-top:1px solid var(--hair);
  scroll-margin-top:calc(var(--header-h) + 18px);
}
.page-faq .faq-block__head{
  display:flex;
  align-items:baseline;
  gap:12px;
  flex-wrap:wrap;
  margin-bottom:10px;
}
.page-faq .faq-block__num{
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.18em;
  color:var(--cyan);
}
.page-faq .faq-block .section-title{
  margin:0;
  font-size:clamp(1.32rem,2.8vw,1.85rem);
  color:var(--warm);
}
.page-faq .faq-block__intro{
  margin:0 0 20px;
  max-width:var(--read);
  font-size:clamp(.92rem,1.5vw,1rem);
  line-height:1.8;
  color:var(--cream);
}

/* 步骤 */
.page-faq .faq-steps{
  list-style:none;
  margin:0 0 22px;
  padding:0;
  display:grid;
  gap:12px;
}
.page-faq .faq-step{
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  gap:14px;
  padding:14px 16px;
  border-left:2px solid var(--cyan-line);
  border-radius:0 10px 10px 0;
  background:linear-gradient(90deg, rgba(53,242,208,.09), rgba(53,242,208,0) 74%);
}
.page-faq .faq-step__num{
  font-family:var(--font-mono);
  font-size:1.28rem;
  line-height:1;
  color:var(--cyan);
}
.page-faq .faq-step__body h3{
  margin:0 0 5px;
  font-size:.96rem;
  font-weight:600;
  color:var(--warm);
}
.page-faq .faq-step__body p{
  margin:0;
  font-size:.88rem;
  line-height:1.74;
  color:var(--stone);
}

/* 图 */
.page-faq .faq-figure{margin:0 0 22px;}
.page-faq .faq-figure .media-frame__img{
  display:block;
  width:100%;
  max-width:100%;
  height:auto;
  object-fit:cover;
}

/* 字段表 */
.page-faq .faq-fields{
  list-style:none;
  margin:0 0 22px;
  padding:0;
  border-top:1px solid var(--hair);
}
.page-faq .faq-fields li{
  display:grid;
  gap:3px;
  padding:12px 0;
  border-bottom:1px solid var(--hair);
}
.page-faq .faq-fields__name{
  font-size:.9rem;
  font-weight:600;
  color:var(--cyan);
}
.page-faq .faq-fields__desc{
  font-size:.87rem;
  line-height:1.72;
  color:var(--stone);
}

/* 手风琴 */
.page-faq .faq-q{border-top:1px solid var(--hair);}
.page-faq .faq-q:last-of-type{border-bottom:1px solid var(--hair);}
.page-faq .faq-q summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:16px;
  padding:15px 0;
  font-size:.94rem;
  font-weight:500;
  color:var(--warm);
  transition:color .2s var(--ease);
}
.page-faq .faq-q summary::-webkit-details-marker{display:none;}
.page-faq .faq-q summary::after{
  content:"+";
  flex:0 0 auto;
  font-family:var(--font-mono);
  font-size:1.05rem;
  line-height:1.15;
  color:var(--cyan);
}
.page-faq .faq-q[open] summary::after{content:"\2212";}
.page-faq .faq-q summary:hover{color:var(--cyan);}
.page-faq .faq-q__body{
  padding:0 0 18px;
  max-width:var(--read);
  font-size:.9rem;
  line-height:1.82;
  color:var(--cream);
}
.page-faq .faq-q__body p{margin:0 0 .75em;}
.page-faq .faq-q__body p:last-child{margin-bottom:0;}

/* 区块内回查入口 */
.page-faq .faq-back{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:18px;
  padding-bottom:3px;
  font-family:var(--font-mono);
  font-size:.75rem;
  letter-spacing:.06em;
  color:var(--cyan);
  text-decoration:none;
  border-bottom:1px solid var(--cyan-line);
  transition:color .2s var(--ease), border-color .2s var(--ease);
}
.page-faq .faq-back::after{content:"\2192";}
.page-faq .faq-back:hover,
.page-faq .faq-back:focus-visible{
  color:var(--orange);
  border-bottom-color:var(--orange);
}

/* 联络清单 */
.page-faq .faq-contact{
  display:grid;
  gap:2px;
  margin:0 0 20px;
  padding:16px 18px;
  border:1px solid var(--hair);
  border-left:2px solid var(--clay);
  border-radius:0 12px 12px 0;
  background:var(--ink-2);
}
.page-faq .faq-contact__row{
  display:grid;
  gap:2px;
  padding:9px 0;
  border-bottom:1px dashed rgba(139,154,145,.18);
}
.page-faq .faq-contact__row:last-child{border-bottom:0;}
.page-faq .faq-contact dt{
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.16em;
  color:var(--stone);
}
.page-faq .faq-contact dd{
  margin:0;
  font-size:.92rem;
  line-height:1.65;
  color:var(--warm);
  word-break:break-word;
}

/* 收尾 */
.page-faq .faq-end{
  margin-top:clamp(24px,4vw,36px);
  padding:clamp(20px,3.6vw,30px);
  border:1px solid var(--cyan-line);
  border-radius:16px;
  background:
    radial-gradient(110% 130% at 100% 0%, rgba(255,138,61,.14), transparent 58%),
    linear-gradient(160deg, rgba(53,242,208,.1), rgba(6,26,21,.9));
}
.page-faq .faq-end p{
  margin:0 0 18px;
  max-width:52ch;
  font-size:clamp(.95rem,1.7vw,1.05rem);
  line-height:1.78;
  color:var(--warm);
}
.page-faq .faq-end__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}

@media (min-width:640px){
  .page-faq .faq-fields li{
    grid-template-columns:132px minmax(0,1fr);
    gap:18px;
    align-items:baseline;
  }
  .page-faq .faq-contact__row{
    grid-template-columns:120px minmax(0,1fr);
    gap:18px;
    align-items:baseline;
  }
}

@media (min-width:900px){
  .page-faq .faq-layout{
    display:grid;
    grid-template-columns:264px minmax(0,1fr);
    gap:clamp(28px,4vw,60px);
    align-items:start;
  }
  .page-faq .faq-index{
    position:sticky;
    top:calc(var(--header-h) + 22px);
    margin-bottom:0;
    padding:18px 18px 20px;
  }
  .page-faq .faq-index__list{
    flex-direction:column;
    gap:0;
    overflow:visible;
    padding:0;
  }
  .page-faq .faq-index__link{
    width:100%;
    justify-content:flex-start;
    padding:11px 12px;
    border:0;
    border-left:2px solid var(--hair);
    border-radius:0;
    white-space:normal;
    font-size:.84rem;
    line-height:1.45;
  }
  .page-faq .faq-index__link:hover,
  .page-faq .faq-index__link:focus-visible{
    color:var(--cyan);
    background:rgba(53,242,208,.1);
    border-left-color:var(--cyan);
  }
  .page-faq .faq-index__link:hover .faq-index__num,
  .page-faq .faq-index__link:focus-visible .faq-index__num{color:var(--cyan);}
  .page-faq .faq-hero .display-title{max-width:18ch;}
}

@media (prefers-reduced-motion:reduce){
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after{
    transition-duration:.01ms !important;
    animation-duration:.01ms !important;
  }
}
<<<END>>>