/* ==============================================
   FOOTER — improx-group/assets/css/global/footer.css
   ============================================== */

.site-footer {
    background: var(--color-navy);
    color: var(--color-white);
}

/* ── Footer Main ── */
.footer-main {
    padding: var(--space-20) 0 var(--space-16);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 2fr;
    gap: var(--space-12);
}

/* ── Brand column ── */
.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.footer-logo-text {
    font-size: 1.75rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--color-white);
    letter-spacing: -0.03em;
}

.footer-tagline {
    color: #94A3B8;
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
    max-width: 300px;
}

/* ── Social links ── */
.footer-social {
    display: flex;
    gap: var(--space-3);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: var(--radius-md);
    background: rgba(255,255,255,.08);
    color: #94A3B8;
    transition: background var(--transition-base), color var(--transition-base);
}

.social-link:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

/* ── Link columns ── */
.footer-col-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.07em;
    margin-bottom: var(--space-5);
}

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

.footer-links a {
    color: #94A3B8;
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

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

/* ── Newsletter column ── */
.footer-newsletter p {
    color: #94A3B8;
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-4);
}

.footer-newsletter .newsletter-input-group {
    flex-direction: column;
}

.footer-newsletter .newsletter-input-group input {
    border-color: rgba(255,255,255,.15);
    background: rgba(255,255,255,.06);
    color: var(--color-white);
}

.footer-newsletter .newsletter-input-group input::placeholder {
    color: #64748B;
}

.footer-newsletter .newsletter-input-group input:focus {
    border-color: var(--color-primary);
}

.footer-newsletter .newsletter-input-group button {
    background: var(--color-primary);
}

.footer-newsletter .newsletter-note {
    color: #475569;
}

/* ── Footer Bottom ── */
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.08);
    padding: var(--space-6) 0;
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-4);
}

.footer-bottom p {
    color: #475569;
    font-size: var(--font-size-sm);
}

.footer-bottom-links {
    display: flex;
    gap: var(--space-6);
}

.footer-bottom-links a {
    color: #475569;
    font-size: var(--font-size-sm);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

/* ── Responsive ── */
@media (max-width: 1200px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr 1fr;
    }

    .footer-brand {
        grid-column: 1 / -1;
        flex-direction: row;
        flex-wrap: wrap;
        align-items: flex-start;
        gap: var(--space-8);
    }

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

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

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

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

    .footer-bottom-inner {
        flex-direction: column;
        text-align: center;
    }

    .footer-newsletter .newsletter-input-group {
        flex-direction: row;
    }
}

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

    .footer-newsletter .newsletter-input-group {
        flex-direction: column;
    }
}