/* Layout base */
.am-collab__hero{background:#efefef;padding:48px 0}
.am-collab__grid{max-width:1100px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:1fr 1fr;gap:24px}
.am-collab__lead{font-style:italic;line-height:1.6}

@media (max-width:980px){
  .am-collab__grid{grid-template-columns:1fr}
}

/* Accordion */
.am-accordion{max-width:1100px;margin:32px auto;padding:0 24px}
.am-acc{border-bottom:1px solid #eee}
.am-acc:first-child{border-top:1px solid #eee}

.am-acc__summary{
  list-style:none; display:flex; align-items:center; gap:16px;
  padding:18px 0; cursor:pointer; position:relative; outline:none
}
.am-acc__summary::-webkit-details-marker{display:none}
.am-acc__title{font-weight:700}

/* Icona + / × a destra */
.am-acc__summary::after{
  content:"+"; position:absolute; right:0; top:50%; transform:translateY(-50%);
  color:#888; font-size:22px; line-height:1; transition:transform .2s ease, color .2s ease
}
.am-acc[open] .am-acc__summary::after{
  content:"×"; color:#555; transform:translateY(-50%) rotate(0.001deg);
}

/* Pannello */
.am-acc__panel{padding:0 0 18px 0; color:#333}
.am-acc__panel p{margin:0; line-height:1.7; font-style:italic}

/* Focus & hover */
.am-acc__summary:focus-visible{box-shadow:0 0 0 3px rgba(255,90,31,.35); border-radius:8px}
.am-acc__summary:hover::after{color:#111}

/* CTA contatti */
.am-contact{padding:48px 24px}
.am-contact__box{
  max-width:1100px;margin:0 auto;padding:28px; border:1px solid #eee; border-radius:16px;
  background:linear-gradient(180deg,#fff, #fafafa)
}
.am-contact h2{margin:0 0 6px}
.am-contact p{margin:0 0 16px}
.am-contact__actions{display:flex; gap:12px; flex-wrap:wrap}
.btn{
  display:inline-block; padding:12px 16px; border-radius:12px; background:#111; color:#fff; text-decoration:none;
  transition:transform .15s ease, box-shadow .15s ease
}
.btn:hover{transform:translateY(-1px); box-shadow:0 6px 18px rgba(0,0,0,.08)}
.btn--alt{background:#444}
.btn--ghost{background:#fff; color:#111; border:1px solid #ddd}
.am-contact__meta{display:block;margin-top:10px;color:#666}