/* ========================================
   Shared site footer
======================================== */

.site-footer {
    border-top: 1px solid var(--enerinno-border);
    background: var(--enerinno-surface);
}

.footer-container {
    display: grid;
    grid-template-columns:
        minmax(240px, 1fr)
        minmax(520px, 1.5fr);
    gap: 80px;
    width: min(
        var(--content-width),
        calc(100% - 64px)
    );
    margin: 0 auto;
    padding: 62px 0 50px;
}

.footer-logo {
    display: block;
    width: auto;
    max-width: 172px;
    height: 46px;
    object-fit: contain;
}

.footer-brand p {
    max-width: 410px;
    margin: 20px 0 0;
    color: var(--enerinno-gray);
    font-size: 14px;
    line-height: 1.8;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 35px;
}

.footer-column {
    display: flex;
    align-items: flex-start;
    flex-direction: column;
    gap: 13px;
}

.footer-column h2 {
    margin: 0 0 6px;
    font-size: 14px;
    font-weight: 800;
}

.footer-column a {
    color: var(--enerinno-gray);
    font-size: 13px;
    line-height: 1.5;
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-column a:hover {
    color: var(--enerinno-orange);
}

.footer-bottom {
    border-top: 1px solid var(--enerinno-border);
    background: var(--enerinno-background);
}

.footer-bottom-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    width: min(
        var(--content-width),
        calc(100% - 64px)
    );
    min-height: 67px;
    margin: 0 auto;
}

.footer-bottom p {
    margin: 0;
    color: var(--enerinno-gray);
    font-size: 12px;
}

/* Responsive footer */

@media (max-width: 1100px) {
    .footer-container {
        grid-template-columns: 1fr;
        gap: 42px;
    }
}

@media (max-width: 750px) {
    .footer-container,
    .footer-bottom-container {
        width: min(
            calc(100% - 32px),
            var(--content-width)
        );
    }

    .footer-links {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .footer-bottom-container {
        align-items: flex-start;
        flex-direction: column;
        justify-content: center;
        min-height: 90px;
        padding: 18px 0;
    }
}

@media (max-width: 520px) {
    .footer-container {
        padding-top: 45px;
    }

    .footer-links {
        grid-template-columns: 1fr;
    }
}