.page-faq{
  --faq-rule:rgba(143,163,184,.20);
  --faq-rule-hot:rgba(255,106,26,.48);
  --faq-text:#CFE0EE;
  background:var(--ink-900);
  color:var(--mist);
  padding-bottom:clamp(3rem,7vw,5.5rem);
}
.page-faq *,
.page-faq *::before,
.page-faq *::after{
  box-sizing:border-box;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--faq-rule);
  background:
    radial-gradient(110% 80% at 88% -20%, rgba(20,102,168,.45), transparent 60%),
    radial-gradient(80% 60% at -10% 120%, rgba(255,106,26,.22), transparent 65%),
    var(--ink-950);
  padding:clamp(1.25rem,3.5vw,2rem) 0 clamp(1.75rem,4.5vw,2.75rem);
}
.page-faq .faq-hero::after{
  content:"";
  position:absolute;
  right:-14%;
  top:-45%;
  width:54%;
  height:190%;
  background:linear-gradient(180deg,rgba(255,106,26,.18),rgba(255,106,26,0));
  transform:rotate(14deg);
  pointer-events:none;
}
.page-faq .faq-hero > .shell{
  position:relative;
  z-index:1;
}
.page-faq .faq-hero__grid{
  display:grid;
  gap:clamp(1.5rem,3vw,2.5rem);
  margin-top:clamp(1.25rem,3vw,2rem);
}
.page-faq .faq-eyebrow{
  display:inline-block;
  margin:0;
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.2em;
  color:var(--orange-300);
  border:1px solid var(--faq-rule-hot);
  border-radius:2px;
  padding:.35rem .65rem;
}
.page-faq h1{
  margin:.9rem 0 0;
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(2rem,6.4vw,3.15rem);
  line-height:1.1;
  letter-spacing:-.02em;
  color:#fff;
}
.page-faq h1 em{
  font-style:normal;
  color:var(--orange);
  display:inline-block;
}
.page-faq .faq-hero__lede{
  margin:.9rem 0 0;
  max-width:48ch;
  font-size:1rem;
  line-height:1.8;
  color:var(--faq-text);
}
.page-faq .faq-hero__actions{
  display:flex;
  flex-wrap:wrap;
  gap:.65rem;
  margin-top:1.35rem;
}

/* 六问速览卡 */
.page-faq .faq-quick{
  border:1px solid var(--faq-rule-hot);
  border-radius:var(--radius);
  background:linear-gradient(165deg,rgba(9,32,55,.92),rgba(4,16,29,.88));
  box-shadow:var(--shadow);
  padding:clamp(1rem,2.5vw,1.35rem);
}
.page-faq .faq-quick__title{
  margin:0 0 .5rem;
  font-family:var(--font-serif);
  font-size:.9rem;
  letter-spacing:.08em;
  color:var(--gray);
}
.page-faq .faq-quick__list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
}
.page-faq .faq-quick__list a{
  display:flex;
  gap:.7rem;
  align-items:baseline;
  padding:.6rem .25rem;
  color:var(--mist);
  text-decoration:none;
  font-size:.94rem;
  line-height:1.55;
  border-bottom:1px dashed rgba(143,163,184,.18);
  transition:color .16s var(--ease),padding-left .16s var(--ease);
}
.page-faq .faq-quick__list li:last-child a{
  border-bottom:0;
}
.page-faq .faq-quick__list a:hover,
.page-faq .faq-quick__list a:focus-visible{
  color:var(--orange-300);
  padding-left:.55rem;
}
.page-faq .faq-quick__num{
  flex:0 0 auto;
  font-family:var(--font-mono);
  font-weight:700;
  font-size:.8rem;
  color:var(--green);
  min-width:1.5rem;
}

/* ---------- 主体分栏 ---------- */
.page-faq .faq-body{
  display:grid;
  gap:clamp(1.5rem,3vw,2.5rem);
  padding-top:clamp(1.75rem,4vw,2.75rem);
}

/* 分类索引 */
.page-faq .faq-index{
  border:1px solid var(--faq-rule);
  border-left:3px solid var(--orange);
  border-radius:var(--radius);
  background:rgba(7,26,47,.72);
  padding:1rem;
}
.page-faq .faq-index__title{
  margin:0 0 .55rem;
  font-family:var(--font-serif);
  font-size:.78rem;
  letter-spacing:.16em;
  color:var(--gray);
}
.page-faq .faq-index__list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:.1rem;
}
.page-faq .faq-index__link{
  display:flex;
  gap:.6rem;
  align-items:baseline;
  padding:.5rem .35rem;
  border-radius:2px;
  color:var(--faq-text);
  text-decoration:none;
  font-size:.92rem;
  line-height:1.5;
  transition:background .16s var(--ease),color .16s var(--ease);
}
.page-faq .faq-index__link span{
  font-family:var(--font-mono);
  font-size:.72rem;
  font-weight:700;
  color:var(--orange);
}
.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible{
  background:rgba(255,106,26,.14);
  color:#fff;
}

/* ---------- 问答区块 ---------- */
.page-faq .faq-section{
  position:relative;
  overflow:hidden;
  scroll-margin-top:5rem;
  border:1px solid var(--faq-rule);
  border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(14,46,79,.55),rgba(7,26,47,.92));
  padding:clamp(1rem,2.5vw,1.6rem);
  margin-bottom:clamp(1.1rem,2.6vw,1.6rem);
}
.page-faq .faq-section:last-child{
  margin-bottom:0;
}
.page-faq .faq-section::before{
  content:"";
  position:absolute;
  left:0;
  top:0;
  bottom:0;
  width:3px;
  background:linear-gradient(180deg,var(--orange),rgba(255,106,26,0));
  pointer-events:none;
}
.page-faq .faq-section__head{
  display:flex;
  align-items:center;
  gap:.7rem;
  flex-wrap:wrap;
  padding-bottom:.85rem;
  border-bottom:1px solid var(--faq-rule);
}
.page-faq .faq-section__num{
  font-family:var(--font-mono);
  font-weight:700;
  font-size:.78rem;
  letter-spacing:.06em;
  color:var(--ink-950);
  background:var(--orange);
  border-radius:2px;
  padding:.2rem .45rem;
}
.page-faq .faq-section__title{
  margin:0;
  font-family:var(--font-display);
  font-weight:800;
  font-size:clamp(1.2rem,3.2vw,1.55rem);
  letter-spacing:-.01em;
  color:#fff;
}

/* 手风琴 */
.page-faq .faq-item{
  border-bottom:1px solid rgba(143,163,184,.13);
}
.page-faq .faq-item:last-of-type{
  border-bottom:0;
}
.page-faq .faq-item > summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:flex-start;
  gap:.75rem;
  padding:.95rem 0;
  font-size:1rem;
  font-weight:600;
  line-height:1.6;
  color:var(--mist);
  transition:color .16s var(--ease);
}
.page-faq .faq-item > summary::-webkit-details-marker{
  display:none;
}
.page-faq .faq-item > summary::after{
  content:"+";
  flex:0 0 auto;
  margin-left:auto;
  font-family:var(--font-mono);
  font-size:1.15rem;
  line-height:1.1;
  color:var(--orange);
}
.page-faq .faq-item[open] > summary{
  color:var(--orange-300);
}
.page-faq .faq-item[open] > summary::after{
  content:"–";
}
.page-faq .faq-item > summary:hover,
.page-faq .faq-item > summary:focus-visible{
  color:var(--orange-300);
}
.page-faq .faq-answer{
  padding:0 0 1.1rem .1rem;
  font-size:.96rem;
  line-height:1.8;
  color:var(--faq-text);
}
.page-faq .faq-answer p{
  margin:0 0 .7rem;
}
.page-faq .faq-answer p:last-child{
  margin-bottom:0;
}
.page-faq .faq-answer a{
  color:var(--orange-300);
  text-decoration:underline;
  text-underline-offset:3px;
}
.page-faq .faq-answer a:hover{
  color:#fff;
}

/* 数字步骤条 */
.page-faq .faq-steps{
  counter-reset:faqstep;
  list-style:none;
  margin:.6rem 0 .8rem;
  padding:0;
  display:grid;
  gap:.55rem;
}
.page-faq .faq-steps li{
  counter-increment:faqstep;
  position:relative;
  padding-left:2.15rem;
  min-height:1.5rem;
}
.page-faq .faq-steps li::before{
  content:counter(faqstep);
  position:absolute;
  left:0;
  top:.12rem;
  width:1.5rem;
  height:1.5rem;
  display:grid;
  place-items:center;
  font-family:var(--font-mono);
  font-size:.75rem;
  font-weight:700;
  color:var(--ink-950);
  background:var(--green);
  border-radius:2px;
}

/* 图片 */
.page-faq .faq-figure{
  margin:1rem 0 .2rem;
}
.page-faq .faq-figure img{
  display:block;
  width:100%;
  max-width:100%;
  height:auto;
  aspect-ratio:3 / 2;
  object-fit:cover;
  border-radius:var(--radius);
  border:1px solid var(--faq-rule);
}
.page-faq .faq-figure figcaption{
  margin-top:.55rem;
  font-size:.82rem;
  line-height:1.7;
  color:var(--gray);
}

/* 联系条目 */
.page-faq .faq-contact{
  list-style:none;
  margin:.9rem 0 0;
  padding:0;
  display:grid;
  gap:.55rem;
}
.page-faq .faq-contact .contact-line{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:.3rem .75rem;
  padding:.65rem .85rem;
  border:1px solid var(--faq-rule);
  border-radius:var(--radius);
  background:rgba(4,16,29,.55);
}
.page-faq .faq-contact .contact-line__key{
  font-family:var(--font-mono);
  font-size:.74rem;
  letter-spacing:.1em;
  color:var(--gray);
  min-width:5.5rem;
}
.page-faq .faq-contact .contact-line__val{
  font-weight:600;
  color:var(--mist);
  word-break:break-word;
  overflow-wrap:anywhere;
}
.page-faq .faq-contact .copy-btn{
  margin-left:auto;
}
.page-faq .faq-note{
  margin:1rem 0 0;
  padding:.75rem .9rem;
  border-left:2px solid var(--blue-500);
  background:rgba(20,102,168,.14);
  font-size:.85rem;
  line-height:1.7;
  color:var(--faq-text);
}
.page-faq .faq-more{
  margin:1rem 0 0;
}

/* ---------- 断点 ---------- */
@media (min-width:560px) and (max-width:959px){
  .page-faq .faq-index__list{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}
@media (min-width:900px){
  .page-faq .faq-hero__grid{
    grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);
    align-items:start;
  }
  .page-faq h1{
    max-width:22ch;
  }
}
@media (min-width:960px){
  .page-faq .faq-body{
    grid-template-columns:250px minmax(0,1fr);
    align-items:start;
  }
  .page-faq .faq-index{
    position:sticky;
    top:1.25rem;
  }
  .page-faq .faq-figure img{
    aspect-ratio:16 / 9;
    max-height:340px;
  }
}
@media (prefers-reduced-motion:reduce){
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after{
    transition:none !important;
    animation:none !important;
  }
}
<<<PAGE_CSS_END>>>