/* Shared FAQ block (same pattern as the .tc-faq / .sq-faq sections on the product pages). */
.faq{
  background:var(--surface);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.faq-head{
  text-align:center;
  max-width:640px;
  margin:0 auto 40px;
}
.faq-head h2{
  font-size:clamp(1.7rem, 3vw, 2.2rem);
  font-weight:800;
  letter-spacing:-0.03em;
  margin:10px 0 0;
}
.faq-list{
  max-width:720px;
  margin:0 auto;
  display:flex;
  flex-direction:column;
}
.faq-item{border-bottom:1px solid var(--border);}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 4px;
  font-size:0.98rem;
  font-weight:600;
  color:var(--text-primary);
  cursor:pointer;
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary svg{
  width:18px;height:18px;
  flex-shrink:0;
  color:var(--text-tertiary);
  transition:transform .15s ease;
}
.faq-item[open] summary svg{transform:rotate(45deg);}
.faq-item p{
  padding:0 4px 20px;
  max-width:620px;
  font-size:0.92rem;
  line-height:1.6;
  color:var(--text-secondary);
}