.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 1.4rem;
    font-family: "Monocraft", monospace;
    font-size: 0.9rem;
    color: #eaeaf0;
    text-decoration: none;
    transition: background 0.15s ease, transform 0.15s ease;
}

.btn:hover {
    color: purple;
    transform: translateY(2px);
}

.btn:focus-visible {
    outline: 2px solid rgba(160,120,255,0.8);
    outline-offset: 3px;
}

/* nav */
.nav {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.nav-logo img {
    width: 36px;
    image-rendering: pixelated;
    transition: transform 0.15s ease, filter 0.15s ease;
}

.nav-logo:hover img {
    transform: scale(1.05);
    filter: brightness(1.15);
}

.nav-links .btn.active {
    color: #bfa7ff;
}

/* toggle mobile (escondido por padrão) */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: #eaeaf0;
    font-size: 1.5rem;
    cursor: pointer;
}

/* layout do nav */
.nav {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

/* links desktop */
.nav-links {
    display: flex;
    gap: 1.25rem;
}

/* ===== MOBILE ===== */
@media (max-width: 768px) {

    .nav {
        width: 100%;
        justify-content: space-between;
        padding: 0 1rem;
    }

    /* mostra o botão ☰ apenas no mobile */
    .nav-toggle {
        display: block;
    }

    /* esconde links por padrão */
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;

        width: 100%;
        flex-direction: column;
        text-align: center;

        background: rgba(14,14,17,0.95);
        backdrop-filter: blur(8px);

        padding: 1rem 0;
        gap: 0.75rem;
    }

    /* quando ativo */
    .nav-links.show {
        display: flex;
    }
}