.tyc-faq{
  display:grid;
  gap:16px;
}

.tyc-faq details{
  padding:20px 22px;
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  background:#fff;
  box-shadow:var(--shadow-soft);
}

.tyc-faq summary{
  cursor:pointer;
  font-weight:800;
  list-style:none;
  position:relative;
  padding-right:28px;
}

.tyc-faq summary::-webkit-details-marker{
  display:none;
}

.tyc-faq summary::after{
  content:"+";
  position:absolute;
  top:50%;
  right:0;
  transform:translateY(-50%);
  font-size:1.25rem;
  color:var(--c1);
}

.tyc-faq details[open]{
  border-color:color-mix(in srgb, var(--c1) 36%, white);
}

.tyc-faq details[open] summary::after{
  content:"−";
}