.tx-wa-float {
  position: fixed;
  right: max(20px, env(safe-area-inset-right));
  bottom: max(20px, env(safe-area-inset-bottom));
  z-index: 1000;
  display: inline-flex;
  align-items: center;
  gap: 11px;
  box-sizing: border-box;
  max-width: calc(100vw - 24px);
  padding: 9px 17px 9px 9px;
  border: 1px solid #0a6d49;
  border-radius: 999px;
  background: #147d52;
  color: #fff;
  box-shadow: 0 9px 26px rgba(13, 46, 40, .23);
  text-align: left;
  text-decoration: none;
  font: inherit;
  line-height: 1.15;
  transition: background-color .18s ease, box-shadow .18s ease, transform .18s ease;
}

.tx-wa-float:hover {
  background: #096843;
  color: #fff;
  box-shadow: 0 12px 30px rgba(13, 46, 40, .30);
  transform: translateY(-2px);
}

.tx-wa-float:focus-visible {
  outline: 3px solid #102e53;
  outline-offset: 3px;
}

.tx-wa-icon {
  display: grid;
  flex: 0 0 42px;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, .16);
  color: #fff;
}

.tx-wa-icon svg {
  display: block;
  width: 27px;
  height: 27px;
}

.tx-wa-label {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.tx-wa-title {
  color: #fff;
  font-size: .9rem;
  font-weight: 700;
  white-space: nowrap;
}

.tx-wa-number { font-weight: 600; }

.tx-wa-subtitle {
  color: #f0fff7;
  font-size: .74rem;
  font-weight: 500;
  line-height: 1.2;
}

@media (max-width: 480px) {
  .tx-wa-float {
    right: max(12px, env(safe-area-inset-right));
    bottom: max(12px, env(safe-area-inset-bottom));
    gap: 8px;
    padding: 7px 12px 7px 7px;
  }

  .tx-wa-icon {
    flex-basis: 36px;
    width: 36px;
    height: 36px;
  }

  .tx-wa-icon svg { width: 23px; height: 23px; }
  .tx-wa-title { font-size: .77rem; }
  .tx-wa-subtitle { font-size: .68rem; }
}

@media (prefers-reduced-motion: reduce) {
  .tx-wa-float { transition: none; }
  .tx-wa-float:hover { transform: none; }
}

@media print {
  .tx-wa-float { display: none !important; }
}