/* Header */
.cabecalho {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: transparent;
  transition: background-color 0.3s ease;
}

.cabecalho-container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 15px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cabecalho.rolagem {
  background: rgba(0, 0, 0, 0.8);
}

header.cabecalho.rolagem img {
  max-height: 10vh;
}

.logo img {
  max-height: 30vh;
  width: auto;
}

/* --- Estilos do Menu Hambúrguer --- */
.menu-navegacao {
  position: fixed;
  top: 0;
  right: -100%;
  width: 300px;
  max-width: 80%;
  height: 100%;
  background-color: rgba(25, 25, 25, 0.6);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-left: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: -5px 0 15px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: right 0.4s cubic-bezier(0.77, 0, 0.175, 1);
  z-index: 999;
}

.menu-navegacao.ativo {
  right: 0;
}

.menu-navegacao a {
  color: #fff;
  text-decoration: none;
  font-family: "Merriweather Sans", sans-serif;
  font-size: 1.8rem;
  font-weight: bold;
  margin: 20px 0;
  transition: color 0.3s ease;
}

.menu-navegacao a:hover {
  color: #c09e3d;
}

.menu-hamburguer {
  width: 35px;
  height: 30px;
  background: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  padding: 0;
  z-index: 1001;
}

.menu-hamburguer span {
  width: 100%;
  height: 3px;
  background-color: #fff;
  border-radius: 3px;
  transition: all 0.3s ease-in-out;
}

.menu-hamburguer.ativo span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.menu-hamburguer.ativo span:nth-child(2) {
  opacity: 0;
}

.menu-hamburguer.ativo span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}