/* ui/css/footer.css
   Site footer. Markup: footer.php.
   Loaded: every page. Registered in core/assets.php. */

/* ═══════════════════════════════════════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════════════════════════════════════ */
.site-footer {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    padding: 72px 0 32px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.7fr 1fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 48px;
}

.footer-brand-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin: 12px 0 20px;
    max-width: 320px;
    line-height: 1.7;
}

.footer-brand-focus { display: block; color: var(--text-secondary); font-weight: 600; margin-bottom: 6px; }

.footer-social {
    display: flex;
    gap: 8px;
}

.footer-social-link {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 14px;
    transition: all var(--t-fast);
}

.footer-social-link:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
    background: var(--border);
}

.footer-col-title {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-link {
    font-size: 0.875rem;
    color: var(--text-secondary);
    transition: color var(--t-fast);
    display: flex;
    align-items: center;
    gap: 6px;
}

.footer-link:hover { color: var(--text-primary); }

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.footer-bottom-text {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer-bottom-links {
    display: flex;
    gap: 20px;
}

.footer-bottom-link {
    font-size: 0.8rem;
    color: var(--text-muted);
    transition: color var(--t-fast);
}

.footer-bottom-link:hover { color: var(--text-secondary); }
.footer-bottom-brand { color: var(--text-secondary); }
.footer-bottom-brand:hover { color: var(--text-accent); }

@media (max-width: 1100px) {
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 640px) {
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; }
}