/* --- HEADER PRINCIPAL --- */
#main-header {
    background-color: rgba(241,241,241,1.00);
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 999;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: all 0.3s ease; 
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0; 
    transition: all 0.3s ease;
}

/* Divisões do layout do header */
.logo {
    flex: 1; 
    
}

#main-header .logo img {
    height: 50px;
    transition: all 0.3s ease;
}

/* Redução ao rolar a página (adicionado via JS) */
#main-header.shrink .header-container {
    padding: 10px 0; 
}
#main-header.shrink .logo img {
    height: 35px; 
}

/* --- NAVEGAÇÃO DESKTOP --- */
#nav-menu {

    flex: 2; 
    display: flex;
    justify-content: center; 
    align-items: center;
}

#nav-menu ul {
    list-style: none;
    display: flex;
    flex-direction: row; 
    gap: 25px; 
    margin: 0;
    padding: 0;
}

#nav-menu ul li a {
    text-decoration: none;
    color: var(--cor-primaria);
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    transition: color 0.3s;
}

#nav-menu ul li a:hover {
    color: var(--cor-secundaria);
}

/* --- ÍCONES SOCIAIS --- */
.social-icons {
    flex: 1; 
    display: flex;
    justify-content: flex-end; 
    gap: 15px; 
}

.social-icons a {
    color: var(--cor-primaria);
    font-size: 24px;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
}

.social-icons a:hover {
    color: var(--cor-secundaria);
    transform: translateY(-5px) scale(1.1); 
}

/* --- MENU HAMBÚRGUER --- */
.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.menu-toggle .bar {
    width: 25px;
    height: 3px;
    background-color: var(--cor-primaria);
    margin: 4px 0;
    transition: 0.3s;
}







/* --- RESPONSIVIDADE DO HEADER (Mobile) --- */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
      
    }
    
    #main-header.shrink .header-container {
        padding: 10px 0; 
       
        
    }
    #main-header.shrink .logo img {
        height: 35px; 
    
    }
    
    .logo {
        flex: none;
    }
    
    .social-icons {
        display: none; 
    }

   #nav-menu {
        position: absolute; /* Passa a absoluto para acompanhar o header fixo */
        top: -100vh;
        left: 0;
        width: 100%;
        background-color: var(--cor-fundo);
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
        text-align: center;
        transition: 0.3s ease-in-out;
        flex-direction: column;
    }

    #nav-menu.active {
        top: 100%; /* Cola o menu exatamente na margem inferior do header. Fim do vão! */
    }

    #nav-menu ul {
        flex-direction: column;
        padding: 20px 0;
        gap: 20px;
    }
    
    /* --- ANIMAÇÃO DO MENU HAMBÚRGUER PARA 'X' --- */
.menu-toggle.is-active .bar:nth-child(1) {
    transform: translateY(11px) rotate(45deg);
}

.menu-toggle.is-active .bar:nth-child(2) {
    opacity: 0;
}

.menu-toggle.is-active .bar:nth-child(3) {
    transform: translateY(-11px) rotate(-45deg);
}
  

}


/* --- REDUÇÃO AO ROLAR A PÁGINA (SOMENTE DESKTOP) --- */
@media (min-width: 769px) {
    #main-header.shrink .header-container {
        padding: 10px 0; 
    }
    #main-header.shrink .logo img {
        height: 35px; 
    }
}