:root {
  --azul-sigma: #1c3880;
  --laranja-sigma: #fa7b20;
  --cinza-fundo: #f4f4f4;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background-color: var(--cinza-fundo);
  background-image: url('fundo.svg');
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  min-height: 100vh;
}

.topo {
  background-color: #141414;
  padding: 18px 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-sizing: border-box;
}

.btn-contato {
  position: absolute;
  top: 50%;
  right: 40px;
  transform: translateY(-50%);
  background-color: var(--laranja-sigma);
  color: white;
  text-decoration: none;
  font-weight: bold;
  font-size: 14px;
  padding: 8px 18px;
  border-radius: 6px;
  transition: opacity 0.2s;
}

.btn-contato:hover {
  opacity: 0.85;
}

.marca .logo {
  height: 91px;
  width: auto;
  display: block;
}

.menu-hover {
  position: absolute;
  left: 40px;
  top: 50%;
  transform: translateY(-50%);
}

.menu-gatilho {
  color: orange;
  font-weight: bold;
  font-size: 16px;
  cursor: pointer;
  padding: 8px 4px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.menu-gatilho::before {
  content: "☰";
  font-size: 16px;
}

.menu-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  background: white;
  border-radius: 6px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  padding: 10px 0;
  min-width: 200px;
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition: opacity 0.2s, transform 0.2s;
}

.menu-hover:hover .menu-dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.menu-dropdown a {
  color: var(--azul-sigma);
  text-decoration: none;
  font-weight: bold;
  font-size: 16px;
  padding: 10px 20px;
}

.menu-dropdown a:hover {
  background-color: var(--cinza-fundo);
  color: var(--laranja-sigma);
}

.categoria {
  display: table;
  margin: 0 auto 10px auto;
  background-color: var(--laranja-sigma);
  color: white;
  font-size: 12px;
  font-weight: bold;
  padding: 4px 10px;
  border-radius: 4px;
  text-transform: uppercase;
  text-align: center;
}

.noticia-destaque {
  max-width: 800px;
  margin: 30px auto;
  background-color: #141414;
  color: white;
  padding: 20px;
  border-radius: 8px;
  text-align: center;
}

.noticia-destaque h2 {
  color: var(--laranja-sigma);
}

.noticia-destaque img,
.card-noticia img {
  width: 100%;
  height: auto;
  border-radius: 6px;
  margin-bottom: 15px;
  display: block;
}

.titulo-secao {
  max-width: 1000px;
  margin: 40px auto 15px auto;
  padding: 0 20px;
  color: var(--azul-sigma);
}

.grade-noticias {
  max-width: 1000px;
  margin: 40px auto 0 auto;
  padding: 0 20px 40px 20px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card-noticia {
  background-color: #141414;
  color: white;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.08);
  display: flex;
  flex-direction: column;
  text-align: center;
}

.card-noticia h4 {
  margin-top: 0;
  color: var(--laranja-sigma);
}

.rodape {
  background-color: #141414;
  color: white;
  text-align: center;
  padding: 15px 20px;
  margin-top: 50px;
}

.rodape p {
  margin: 0 0 10px 0;
  font-size: 14px;
}

.redes-sociais a {
  color: white;
  text-decoration: none;
  margin: 0 10px;
  font-weight: bold;
}

.redes-sociais a:hover {
  color: var(--laranja-sigma);
  text-decoration: underline;
}

.link-card {
  text-decoration: none;
  color: inherit;
  display: block;
  transition: transform 0.15s;
}

.link-card:hover {
  transform: translateY(-4px);
}

.pagina-noticia {
  max-width: 800px;
  margin: 40px auto 0 auto;
  background-color: #141414;
  color: white;
  padding: 30px;
  border-radius: 8px;
  text-align: center;
}

.pagina-noticia h1 {
  color: white;
  margin-top: 15px;
}

.pagina-noticia img {
  width: 100%;
  height: auto;
  border-radius: 6px;
  margin: 20px 0;
}

.pagina-noticia p {
  line-height: 1.6;
  color: white;
  margin-bottom: 15px;
  text-align: left;
}

@media (max-width: 768px) {

  .topo {
    flex-direction: column;
    padding: 20px;
    gap: 12px;
  }

  .btn-contato {
    position: static;
    transform: none;
  }

  .menu-hover {
    position: static;
    transform: none;
    order: 2;
  }

  .menu-dropdown {
    position: static;
    opacity: 1;
    pointer-events: auto;
    transform: none;
    box-shadow: none;
    background: transparent;
    align-items: center;
    padding: 5px 0 0 0;
  }

  .marca .logo {
    height: 55px;
  }

  .noticia-destaque {
    margin: 20px 15px;
  }

  .titulo-secao {
    padding: 0 15px;
  }

  .grade-noticias {
    grid-template-columns: 1fr;
    padding: 0 15px 40px 15px;
  }

}