/* Botão flutuante do WhatsApp (inc/whatsapp.php) */
.fwa-botao {
  position: fixed; left: 22px; bottom: 22px; z-index: 950;
  width: 60px; height: 60px; border: 0; border-radius: 50%; padding: 0;
  background: #25d366; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 25px rgba(0, 0, 0, .22); cursor: pointer; transition: transform .18s ease;
}
.fwa-botao:hover { transform: scale(1.06); }
.fwa-botao svg { width: 32px; height: 32px; fill: #fff; }

.fwa-fundo[hidden] { display: none; }
.fwa-fundo:not([hidden]) {
  position: fixed; inset: 0; z-index: 10000; background: rgba(0, 0, 0, .55);
  display: flex; align-items: flex-start; justify-content: center; padding: 16px; overflow-y: auto;
}
.fwa-janela {
  margin: auto 0; background: #fff; color: #111; width: min(100%, 640px); border-radius: 18px;
  padding: 20px 22px; box-shadow: 0 25px 80px rgba(0, 0, 0, .35); font-size: 14px; line-height: 1.35;
}
.fwa-topo { display: flex; align-items: center; gap: 10px; }
.fwa-topo-icone { width: 38px; height: 38px; flex: 0 0 38px; border-radius: 50%; background: #25d366; display: flex; align-items: center; justify-content: center; }
.fwa-topo-icone svg { width: 22px; height: 22px; fill: #fff; }
.fwa-topo h2 { margin: 0; font-size: 20px; line-height: 1.15; color: #111; }
.fwa-fechar { margin-left: auto; border: 0; background: transparent; font-size: 28px; line-height: 1; cursor: pointer; padding: 4px 8px; color: #555; }
.fwa-intro { margin: 8px 0 12px; color: #444; }
.fwa-hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.fwa-campo { display: block; margin: 0 0 10px; font-weight: 700; font-size: 13px; }
.fwa-campo small { font-weight: 400; }
.fwa-campo input, .fwa-campo textarea {
  display: block; width: 100%; box-sizing: border-box; margin-top: 4px; border: 1px solid #d6d6d6;
  border-radius: 10px; padding: 10px 12px; font: inherit; font-weight: 400; font-size: 15px; color: #111; background: #fff;
}
.fwa-campo input:focus, .fwa-campo textarea:focus { outline: 2px solid #25d366; outline-offset: 0; border-color: #25d366; }
.fwa-linha { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 10px; }
.fwa-aceite { display: flex; gap: 8px; align-items: flex-start; font-size: 13px; margin: 2px 0 10px; }
.fwa-aceite input { margin-top: 2px; }
.fwa-aviso { margin: 0 0 10px; font-size: 13px; min-height: 0; }
.fwa-aviso:empty { display: none; }
.fwa-erro { color: #b00020; }
.fwa-ok { color: #12784a; }
.fwa-enviar {
  width: 100%; min-height: 48px; border: 0; border-radius: 10px; background: #25d366; color: #fff;
  font: inherit; font-weight: 700; font-size: 15px; cursor: pointer;
}
.fwa-enviar:disabled { opacity: .6; cursor: wait; }
body.fwa-aberto { overflow: hidden; }

@media (max-width: 600px) {
  .fwa-botao { left: 16px; bottom: calc(16px + env(safe-area-inset-bottom, 0px)); width: 56px; height: 56px; }
  .fwa-linha { grid-template-columns: 1fr; gap: 0; }
  .fwa-janela { padding: 16px; }
}