.header-phone-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-right: 20px;
  color: #102f69;
  font-weight: 700;
  white-space: nowrap;
}

.header-phone-link:hover { color: #078f54; }
.header-phone-link i { font-size: 18px; }
.header-phone-link span { color: #029683; }

.whatsapp-float {
  position: fixed;
  left: 20px;
  bottom: 20px;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  box-shadow: 0 3px 12px rgba(0, 0, 0, .25);
  font-size: 31px;
  line-height: 1;
}

.whatsapp-float:hover { color: #fff; background: #1da851; }

@media (max-width: 991px) {
  .header-phone-link { margin-right: 12px; font-size: 12px; }
  .header-phone-link i { font-size: 16px; }
}

@media (max-width: 575px) {
  .header-phone-link { gap: 4px; margin-right: 8px; font-size: 11px; }
  .whatsapp-float { left: 16px; bottom: 16px; width: 52px; height: 52px; }
}