/* botão flutuante do WhatsApp */
.wa{
  position:fixed;right:22px;bottom:22px;z-index:99;width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;background:#25D366;color:#fff;
  box-shadow:0 10px 30px rgba(37,211,102,.42);transition:transform .22s,box-shadow .22s;
}
.wa:hover{transform:scale(1.08);box-shadow:0 14px 38px rgba(37,211,102,.55)}
.wa svg{width:28px;height:28px}
.wa::after{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid #25D366;
  animation:waPulse 2.6s ease-out infinite}
@keyframes waPulse{0%{transform:scale(1);opacity:.6}70%,100%{transform:scale(1.55);opacity:0}}
@media(max-width:700px){.wa{bottom:88px;right:16px;width:52px;height:52px}.wa svg{width:26px;height:26px}}

.faq-list{display:flex;flex-direction:column;gap:10px}
.faq-item{
  background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r);
  overflow:hidden;transition:border-color .25s,background .25s,box-shadow .25s;
}
.faq-item:hover{border-color:var(--line-2)}
.faq-item:has(.faq-q[aria-expanded="true"]){
  border-color:var(--edge);
  background:linear-gradient(170deg,rgba(77,124,255,.07),var(--bg-1) 55%);
  box-shadow:0 12px 34px rgba(77,124,255,.12);
}
.faq-q{
  width:100%;background:none;border:none;color:var(--tx);text-align:left;cursor:pointer;
  padding:20px 22px;display:flex;align-items:center;gap:16px;
}
.qid{font-family:var(--f-mono);font-size:11px;color:var(--tx-3);letter-spacing:.1em;flex-shrink:0}
.faq-item:has(.faq-q[aria-expanded="true"]) .qid{color:var(--blue)}
.qtx{font-family:var(--f-disp);font-size:16.5px;font-weight:600;letter-spacing:-.022em;line-height:1.35}
.faq-q:hover .qtx{color:var(--blue)}
.faq-q .sign{
  margin-left:auto;width:28px;height:28px;border-radius:8px;border:1px solid var(--line-2);
  flex-shrink:0;display:grid;place-items:center;font-size:16px;color:var(--tx-2);
  font-family:var(--f-mono);transition:.3s;
}
.faq-q[aria-expanded="true"] .sign{
  transform:rotate(45deg);background:linear-gradient(120deg,var(--blue),var(--violet));
  border-color:transparent;color:#fff;
}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a > div{padding:0 22px 22px 60px;font-size:14.5px;color:var(--tx-2);line-height:1.72}
@media(max-width:560px){
  .faq-q{padding:17px 16px;gap:12px}
  .qtx{font-size:15px}
  .faq-a > div{padding:0 16px 20px}
}