/* =====================================================
   Footer — 5th Ave
   All values use CSS custom properties only.
   ===================================================== */

.site-footer {
    background-color: var(--color-text);
    color: var(--color-on-dark);
}

.footer-inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-12);
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--space-6);
    padding-top: var(--space-20);
    padding-bottom: var(--space-16);
}

/* ---- Brand column ---- */
/* Footer logo is intentionally larger than the 32px header logo (client request) */
.footer-logo img {
    display: block;
    max-height: 56px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer-site-name {
    font-family: var(--font-heading);
    font-weight: var(--fw-bold);
    font-size: var(--text-body-lg);
    color: var(--color-white);
    text-decoration: none;
}

.footer-description {
    font-family: var(--font-body);
    font-size: var(--text-sm);
    line-height: var(--leading-body);
    color: var(--color-on-dark);
    margin-top: var(--space-4);
    max-width: 32ch;
}

.footer-social {
    display: flex;
    gap: var(--space-3);
    list-style: none;
    padding: 0;
    margin-top: var(--space-6);
}

/* Icon-only circular buttons — SVG comes from fave_get_social_icon() */
.footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--color-divider-on-dark);
    border-radius: var(--radius-full);
    color: var(--color-on-dark);
    text-decoration: none;
    transition: color var(--ease-base), background-color var(--ease-base), border-color var(--ease-base);
}

.footer-social a svg {
    display: block;
}

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

/* ---- Link columns ---- */
.footer-col-title {
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: var(--fw-semibold);
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: var(--space-4);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links a {
    font-family: var(--font-body);
    font-size: var(--text-sm);
    color: var(--color-on-dark);
    text-decoration: none;
    transition: color var(--ease-base);
}

.footer-links a:hover {
    color: var(--color-white);
}

/* ---- Contact column ---- */
.footer-contact p {
    font-size: var(--text-sm);
    color: var(--color-on-dark);
    margin-bottom: var(--space-2);
}

.footer-contact a {
    color: var(--color-on-dark);
    text-decoration: none;
    transition: color var(--ease-base);
}

.footer-contact a:hover {
    color: var(--color-white);
}

/* ---- Footer bottom bar ---- */
.footer-bottom {
    border-top: 1px solid var(--color-divider-on-dark);
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--space-6);
    padding-block: var(--space-6);
    font-size: var(--text-sm);
    color: var(--color-on-dark);
}

/* =====================================================
   Responsive — ≤ 768px
   ===================================================== */

@media ( max-width: 768px ) {
    .footer-inner {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-8);
    }

    .footer-brand {
        grid-column: 1 / -1;
    }
}

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