.footer {
    background: #f5f5f7;
    padding: 60px 20px 30px;
    font-size: 14px;
    color: #6e6e73;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.footer-column h4 {
    font-size: 14px;
    font-weight: 600;
    color: #1d1d1f;
    margin-bottom: 16px;
}

.footer-column ul {
    list-style: none;
    padding: 0;
}

.footer-column li {
    margin-bottom: 10px;
}

.footer-column a {
    text-decoration: none;
    color: #6e6e73;
}

.footer-column a:hover {
    text-decoration: underline;
}

.footer-bottom {
    max-width: 1200px;
    margin: 40px auto 0;
    padding-top: 20px;
    border-top: 1px solid #d2d2d7;
    display: flex;
    justify-content: space-between;
    font-size: 13px;
}

.footer-mobile {
    display: none;
}

@media screen and (max-width: 768px) {

    .footer-container {
        display: none; /* esconde desktop */
    }

    .footer-mobile {
        display: block;
        background: #f5f5f7;
        padding: 20px;
    }

    .footer-accordion {
        border-bottom: 1px solid #d2d2d7;
    }

    .footer-accordion-header {
        width: 100%;
        background: none;
        border: none;
        padding: 16px 0;
        font-size: 15px;
        font-weight: 500;
        color: #1d1d1f;
        display: flex;
        justify-content: space-between;
        align-items: center;
        cursor: pointer;
    }

    .footer-accordion-header .icon {
        font-size: 18px;
        color: #6e6e73;
        transition: transform 0.3s ease;
    }

    .footer-accordion-content {
        max-height: 0;
        overflow: hidden;
        display: flex;
        flex-direction: column;
        gap: 12px;
        transition: max-height 0.35s ease;
        padding-left: 0;
    }

    .footer-accordion-content a {
        font-size: 14px;
        color: #6e6e73;
        text-decoration: none;
        padding-bottom: 8px;
    }

    .footer-accordion.active .footer-accordion-content {
        max-height: 300px;
        padding-bottom: 16px;
    }

    .footer-accordion.active .icon {
        transform: rotate(45deg); /* vira X como Apple */
    }

    .footer-mobile-bottom {
        margin-top: 24px;
        font-size: 13px;
        color: #6e6e73;
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 8px;
    }
}