* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%; /* garante que o body ocupe a tela toda */
  display: flex;
  flex-direction: column;
  font-family: Arial, sans-serif;
  background-color: #f9f9f9;
  color: #333;
}

/* Cabeçalho */
.cabecalho {
  background-color: #00b6ff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.cabelaho-iamgem {
  height: 64px;
}

.cabecalho-menu {
  display: flex;
  gap: 20px;
}

.cabecalho-menu-item {
  position: relative;
  cursor: pointer;
}

/* Tooltip */
.cabecalho-menu-item::after {
  content: attr(data-tooltip);
  white-space: pre-line;
  position: absolute;
  top: 120%;
  left: 50%;
  transform: translateX(-50%);
  background-color: #ddd;
  color: #0a0101;
  padding: 10px;
  border-radius: 10px;
  width: 220px;
  font-size: 14px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 100;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
}

.cabecalho-menu-item:hover::after {
  opacity: 1;
}

/* Seção principal */
.principal {
  flex: 1; /* ocupa o espaço disponível, empurrando o footer pra baixo */
  padding: 40px 20px;
}

.conteudo-pricipal {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  text-align: center;
}

.conteudo-pricipal-escrito {
  max-width: 600px;
}

.conteudo-titulo {
  font-size: 36px;
  color: #333;
  margin-bottom: 10px;
}

.conteudo-subtitulo {
  font-size: 20px;
  color: #666;
  margin-bottom: 20px;
}

.conteudo-botao {
  padding: 10px 20px;
  background-color: #FFCE00;
  color: #000;
  font-weight: bold;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.3s;
}

.conteudo-botao:hover {
  background-color: #e0b800;
}

.conteudo-pricipal-imagen {
  width: 200px;
  height: 200px;
}

/* Seção funcionalidades */
#funcionalidades {
  background-color: #fff;
  padding: 40px 20px;
  margin-top: 40px;
  border-top: 1px solid #ddd;
}

.coteudo-h3 {
  font-size: 28px;
  color: #333;
  margin-bottom: 20px;
}

.paragrafo {
  font-size: 18px;
  line-height: 1.6;
  margin-bottom: 15px;
}

/* Rodapé */
.rodape {
  background-color: #00b6ff;
  color: #110101;
  text-align: center;
  padding: 15px;
  margin-top: auto; 
}