/* Shared WhatsApp contact link, available without JavaScript. */
td.bottom2 a.whatsapp-float {
  position: fixed;
  z-index: 999;
  left: calc(1.125rem + env(safe-area-inset-left, 0px));
  bottom: calc(1.125rem + env(safe-area-inset-bottom, 0px));
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  box-sizing: border-box;
  border: 2px solid #fff;
  border-radius: 50%;
  background: #128c47;
  color: #fff;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(0, 0, 0, .22);
  transition: background-color .2s, box-shadow .2s;
}
td.bottom2 a.whatsapp-float:hover {
  background: #0c7138;
  color: #fff;
  box-shadow: 0 6px 20px rgba(0, 0, 0, .28);
}
td.bottom2 a.whatsapp-float:focus-visible {
  outline: 3px solid #0e1e33;
  outline-offset: 3px;
}
.whatsapp-float svg { width: 1.5rem; height: 1.5rem; flex-shrink: 0; }

/* Keep the existing scroll-to-top control above the contact link. */
.scroll-top-btn {
  width: 3rem;
  height: 3rem;
  bottom: calc(5rem + env(safe-area-inset-bottom, 0px));
  left: calc(1.125rem + env(safe-area-inset-left, 0px));
  border-radius: .875rem;
  background: linear-gradient(135deg, #0f8b8d, #087182);
  font-size: 1.25rem;
  box-shadow: 0 4px 14px rgba(8, 113, 130, .25);
}
.scroll-top-btn:hover {
  background: linear-gradient(135deg, #087b7d, #075e70);
  box-shadow: 0 6px 18px rgba(8, 113, 130, .32);
}
@media (min-width: 621px) {
  td.bottom2 a.whatsapp-float { left: calc(1.75rem + env(safe-area-inset-left, 0px)); bottom: calc(1.75rem + env(safe-area-inset-bottom, 0px)); }
  .scroll-top-btn { left: calc(1.75rem + env(safe-area-inset-left, 0px)); bottom: calc(5.625rem + env(safe-area-inset-bottom, 0px)); }
}
@media print {
  td.bottom2 a.whatsapp-float { display: none; }
}