* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', sans-serif;
}

.zap-container {
  display: flex;
  height: 100vh;
  width: 100%;
}

.zap-sidebar {
  width: 28%;
  background-color: #f1f1f1;
  border-right: 1px solid #ccc;
  display: flex;
  flex-direction: column;
  padding: 10px;
}

.login-area {
  display: flex;
  margin-bottom: 10px;
}

.login-area input {
  flex: 1;
  padding: 5px;
}

.login-area button {
  margin-left: 5px;
}

#campoBuscaContato {
  margin-bottom: 5px;
  padding: 5px;
}

#listaSugestoes {
  background-color: white;
  border: 1px solid #ccc;
  max-height: 150px;
  overflow-y: auto;
  margin-bottom: 10px;
}

.sugestao-item {
  padding: 8px;
  cursor: pointer;
  border-bottom: 1px solid #eee;
}

.sugestao-item:hover {
  background-color: #e0e0e0;
}

#painelContatos {
  flex: 1;
  overflow-y: auto;
}

.contato-item {
  padding: 8px;
  cursor: pointer;
  border-bottom: 1px solid #ddd;
}

.contato-item:hover {
  background-color: #dcdcdc;
}

.zap-chat {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background-color: #fff;
}

#exibicaoMensagens {
  flex: 1;
  padding: 15px;
  overflow-y: auto;
}

.input-mensagem {
  display: flex;
  border-top: 1px solid #ccc;
  padding: 10px;
  background-color: #f8f8f8;
}

.input-mensagem input {
  flex: 1;
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 5px;
}

.input-mensagem button {
  margin-left: 10px;
  padding: 10px 20px;
  background-color: #25d366;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

.input-mensagem button:disabled {
  background-color: #999;
  cursor: not-allowed;
}