/* =========================================================
   CardNFC — Footer Styles
   elements/footer.css
   ========================================================= */

.site-footer {
    border-top: 1px solid var(--border);
    padding: 80px 0 40px;
    background: #000;
    margin-top: 100px;
    transition: background 0.35s ease, border-color 0.35s ease;
}

[data-theme="light"] .site-footer {
    background: #f2f2f7;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 80px;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.6;
    max-width: 280px;
    margin-top: 16px;
}

.footer-col h4 {
    color: var(--text-main);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 24px;
}

.footer-col ul { list-style: none; }

.footer-col ul li { margin-bottom: 12px; }

.footer-col ul a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}

.footer-col ul a:hover { color: var(--text-main); }

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 13px;
}

@media (max-width: 768px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
    .footer-grid { grid-template-columns: 1fr; }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}