/* RD[AI] — единый FAQ в стиле страницы АСУ ТП */
.rdai-faq{
  max-width:860px;
  margin-top:32px;
  border-top:1px solid #e5e7eb;
}
.rdai-faq details{
  border-bottom:1px solid #e5e7eb;
  background:#fff;
}
.rdai-faq summary{
  position:relative;
  padding:20px 40px 20px 0;
  color:#111827;
  font:700 16px/1.45 Inter,Arial,sans-serif;
  cursor:pointer;
  list-style:none;
}
.rdai-faq summary::-webkit-details-marker{display:none}
.rdai-faq summary::after{
  position:absolute;
  top:20px;
  right:4px;
  color:#2563eb;
  content:"+";
  font:400 24px/.9 Inter,Arial,sans-serif;
}
.rdai-faq details[open] summary::after{content:"–"}
.rdai-faq p{
  max-width:760px;
  margin:0;
  padding:0 0 20px;
  color:#6b7280;
  font:400 15px/1.65 Inter,Arial,sans-serif;
}
.rdai-faq a{
  color:#2563eb;
  text-decoration:underline;
  text-underline-offset:2px;
}