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

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  background-color: #f4f4f4;
  color: #333;
  padding: 0 1rem;
}

/* Header */
header {
  background-color: #00695c;
  color: #fff;
  padding: 1.5rem 1rem;
  text-align: center;
}

.header-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  margin-top: 1rem;
}

.header-container img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
}

.campanha-texto {
  max-width: 800px;
  text-align: center;
}

/* Navegação */
nav {
  margin-top: 2rem;
}

.nav-menu {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  padding: 0;
}

.nav-menu li a {
  text-decoration: none;
  color: #fff;
  background-color: #00796b;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  transition: background-color 0.3s;
}

.nav-menu li a:hover {
  background-color: #004d40;
}

/* Conteúdo principal */
main {
  max-width: 960px;
  margin: 2rem auto;
}

.conteudo {
  margin-bottom: 3rem;
  background: #fff;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.card {
  margin-bottom: 1.5rem;
  padding: 1rem;
  border-left: 4px solid #00695c;
  background-color: #e0f2f1;
  border-radius: 8px;
}

.card h3 {
  margin-bottom: 0.5rem;
}

/* Botões de chamada */
.cta-button {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.75rem 1.5rem;
  background-color: #00796b;
  color: #fff;
  text-decoration: none;
  border-radius: 6px;
  transition: background-color 0.3s;
}

.cta-button:hover {
  background-color: #004d40;
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem 1rem;
  background-color: #004d40;
  color: #fff;
  margin-top: 2rem;
}

.cta-footer {
  display: inline-block;
  margin-bottom: 0.5rem;
  color: #fff;
  font-weight: bold;
  text-decoration: underline;
}

/* Responsividade: Tablets e maiores */
@media (min-width: 768px) {
  .header-container {
    flex-direction: row;
    justify-content: center;
    align-items: center;
  }

  .campanha-texto {
    text-align: left;
    padding-left: 2rem;
  }

  .nav-menu {
    justify-content: space-evenly;
  }
}

/* Responsividade: Celulares */
@media (max-width: 767px) {
  .campanha-texto {
    padding: 0 1rem;
  }

  .nav-menu {
    flex-direction: column;
    align-items: center;
  }

  .nav-menu li {
    width: 100%;
    text-align: center;
  }

  .nav-menu li a {
    width: 100%;
    display: block;
  }

  iframe {
    width: 100%;
    height: 200px;
  }

  main {
    padding: 0;
  }

  .conteudo {
    padding: 1rem;
  }

  .cta-button {
    width: 100%;
    text-align: center;
  }
}