.site-header{
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(25,25,25,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,.10);
}

.header__inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 0;
  position: relative;
}

.brand img{
  height: 40px;
  width: auto;
  display: block;
}

/* nav desktop */
.nav{
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav__link{
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
  font-size: 14px;
  opacity: .92;
}

.nav__link:hover{
  color: var(--brand);
  opacity: 1;
}

/* Botão hamburger */
.nav-toggle{
  display: none;              /* 🔥 desktop não vê */
  background: transparent;
  border: none;
  padding: 8px;
  cursor: pointer;

  flex-direction: column;
  justify-content: center;
}
/* As 3 barrinhas */
.nav-toggle__bar{
  display: block;
  width: 26px;               /* tamanho parecido com o print */
  height: 3px;
  background: var(--text);   /* off-white */
  margin: 5px 0;
  border-radius: 2px;
}
/* MOBILE */
@media (max-width: 900px){
  .nav-toggle{ 
    display: inline-flex; 
    align-items: center; 
    justify-content: center; 
    margin-right: 20px;
  }
  .nav{
    position: absolute;
    left: 12px;
    right: 12px;
    top: 70px;

    display: none;              /* fechado por padrão */
    flex-direction: column;
    align-items: stretch;
    gap: 0;

    background: rgba(25,25,25,.98);
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 16px;
    overflow: hidden;
  }
  .brand{
    margin-left: 12px;
  }

  .nav.is-open{ display: flex; }

  .nav__link{
    padding: 14px 14px;
    border-bottom: 1px solid rgba(255,255,255,.08);
  }
  .nav__link:last-child{ border-bottom: 0; }
}