/* floating WhatsApp button, bottom right */
.wa-fab{position:fixed;right:20px;bottom:max(20px,env(safe-area-inset-bottom));z-index:45;width:58px;height:58px;display:grid;place-items:center;
  border-radius:50%;background:#25d366;color:#fff;box-shadow:0 10px 28px rgba(0,0,0,.45);transition:transform .3s ease,bottom .45s ease}
.wa-fab:hover{transform:scale(1.07)}
.wa-fab:focus-visible{outline:2px solid var(--gold2);outline-offset:3px}
body.menu-open .wa-fab{transform:scale(0);pointer-events:none}
@media(max-width:899px){
  .wa-fab{width:54px;height:54px;right:16px}
  body.past-hero .wa-fab{bottom:calc(max(14px,env(safe-area-inset-bottom)) + 62px)}   /* sits above the gold join bar once it slides in */
}