/* --- Cabeçalho e Navegação --- */
header {
    background-color: rgba(0, 0, 0, 0.575);
    padding: 5px 0;
    position: fixed;
    width: 100vw;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Oswald', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color-light);
}

.logo ** {
    color: var(--primary-color);
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-color-light);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: color var(--transition-speed);
}

.nav-links a:hover {
    color: var(--primary-color);
}

.btn-cta-nav {
    padding: 4px 1rem;
    background-color: var(--primary-color);
    border-radius: 4px;
}

.menu-toggle {
    display: none; /* Esconde o botão de menu em desktop */
    background: none;
    border: none;
    color: var(--text-color-light);
    font-size: 1.5rem;
    cursor: pointer;
}


/* --- RESPONSIVIDADE (Mobile First - Breakpoint em 768px) --- */
@media (max-width: 768px) {
    /* Navegação Mobile */
    .nav-links {
        display: none;
        flex-direction: column;
        width: 100%;
        position: absolute;
        top: 60px; /* Altura do header */
        left: 0;
        background-color: var(--secondary-color);
        padding: 1rem 0;
        border-top: 1px solid #333;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links li {
        text-align: center;
        margin: 0.5rem 0;
    }
    .nav-links li:last-child {
        margin-top: 1rem; /* Separa o CTA */
    }

    .menu-toggle {
        display: block;
    }
}