/* Header */
header {
    background: rgba(45, 45, 45, 0.9); /* var(--dark)/90 */
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px); /* Suporte ao Safari */
}

/* Botão de Hambúrguer */
#mobile-menu-toggle {
    transition: all 0.3s ease;
}

/* Menu Móvel */
.mobile-menu {
    display: none; /* Inicialmente escondido */
    position: fixed;
    inset: 0;
    background: rgba(45, 45, 45, 0.95); /* var(--dark)/95 */
    z-index: 40;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.mobile-menu.open {
    display: flex; /* Mostra o menu */
    opacity: 1;
    transform: translateY(0);
}

/* Links do Menu Móvel */
.mobile-menu ul li {
    margin-top: 100px;

    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.mobile-menu.open ul li {
    opacity: 1;
    transform: translateY(0);
}

/* Animação escalonada para links */
.mobile-menu.open ul li:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu.open ul li:nth-child(2) { transition-delay: 0.2s; }
.mobile-menu.open ul li:nth-child(3) { transition-delay: 0.3s; }
.mobile-menu.open ul li:nth-child(4) { transition-delay: 0.4s; }
.mobile-menu.open ul li:nth-child(5) { transition-delay: 0.5s; }

/* Efeito de hover nos links */
.mobile-menu a {
    position: relative;
    display: inline-block;
    padding: 0.5rem 1rem;
}

.mobile-menu a:hover::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: #FF6B35; /* var(--primary) */
    transform: scaleX(1);
    transform-origin: bottom right;
    transition: transform 0.3s ease;
}

.mobile-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: #FF6B35;
    transform: scaleX(0);
    transform-origin: bottom right;
    transition: transform 0.3s ease;
}

/* Botão de Fechar */
#mobile-menu-close {
    transition: transform 0.3s ease;
}

#mobile-menu-close:hover {
    transform: rotate(90deg);
}

/* Bloquear scroll quando o menu está aberto */
body.menu-open {
    overflow: hidden;
}

/* Ajustes para telas menores */
@media (max-width: 768px) {
    .mobile-menu {
        display: none; /* Garante que começa escondido */
    }
    .mobile-menu.open {
        display: flex; /* Garante que aparece */
    }
}

@media (max-width: 640px) {
    .mobile-menu {
        padding: 2rem;
    }

    .mobile-menu ul {
        margin-top: 4rem; /* Espaço para o botão de fechar */
    }

    .mobile-menu a {
        font-size: 1.75rem; /* Um pouco menor em telas muito pequenas */
    }
}

/* Garante que o menu desktop não interfira */
@media (min-width: 768px) {
    .mobile-menu {
        display: none !important; /* Força escondido em telas grandes */
    }
}