.site-footer {
    position: relative;
    color: var(--vgs-color-dark);
    background: var(--vgs-color-nude);
    border-block-start: 1px solid var(--vgs-color-line);
}

.site-footer__inner {
    display: grid;
    grid-template-columns: minmax(230px, 1.05fr) minmax(300px, 1.2fr) minmax(230px, 1fr) minmax(140px, 0.65fr);
    gap: clamp(1.5rem, 3vw, 3rem);
    width: min(var(--vgs-container-width), calc(100% - 2rem));
    margin-inline: auto;
    padding-block: clamp(3rem, 7vw, 5rem);
    align-items: start;
    justify-content: center;
    text-align: left;
}

.site-footer__brand-link {
    display: inline-flex;
    align-items: center;
    justify-content: flex-start;
    gap: 0.85rem;
    color: inherit;
    text-decoration: none;
}

.site-footer__mark {
    width: 54px;
    aspect-ratio: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--vgs-color-white);
    background: var(--vgs-color-dark);
    border-radius: 50%;
    font-family: var(--vgs-font-heading);
}

.site-footer__brand strong,
.site-footer__brand small {
    display: block;
}

.site-footer__brand strong {
    font-family: var(--vgs-font-heading);
    font-size: 1.35rem;
    line-height: 1;
}

.site-footer__brand small {
    margin-block-start: 0.2rem;
    color: var(--vgs-color-copper);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.site-footer__brand p {
    max-width: 300px;
    margin: 1.4rem 0 0;
    color: var(--vgs-color-muted);
}

.site-footer__column {
    min-width: 0;
}

.site-footer__column h2 {
    margin: 0 0 0.85rem;
    color: var(--vgs-color-dark);
    font-family: var(--vgs-font-body);
    font-size: 0.78rem;
    font-weight: 850;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.site-footer__column p,
.site-footer__column ul {
    margin: 0;
    color: var(--vgs-color-muted);
    font-size: 0.95rem;
}

.site-footer__column p + p {
    margin-block-start: 0.7rem;
}

.site-footer__column ul {
    display: grid;
    gap: 0.55rem;
    padding: 0;
    list-style: none;
}

.site-footer__column a {
    color: var(--vgs-color-dark);
    font-weight: 700;
    overflow-wrap: anywhere;
}

.site-footer__scroll-top {
    --vgs-scroll-top-background: var(--vgs-color-dark);
    --vgs-scroll-top-border: rgba(255, 255, 255, 0.32);
    --vgs-scroll-top-color: var(--vgs-color-white);

    position: fixed;
    z-index: 21;
    inset-inline-end: 1.25rem;
    inset-block-end: calc(1.25rem + 56px + 0.75rem);
    width: 46px;
    height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    color: var(--vgs-scroll-top-color);
    background: var(--vgs-scroll-top-background);
    border: 1px solid var(--vgs-scroll-top-border);
    border-radius: 50%;
    box-shadow: 0 14px 34px rgba(67, 28, 43, 0.22);
    cursor: pointer;
    opacity: 0;
    pointer-events: none;
    transform: translateY(0.45rem);
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease, color 180ms ease, background 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
    visibility: hidden;
}

.site-footer__scroll-top.is-on-dark {
    --vgs-scroll-top-background: var(--vgs-color-white);
    --vgs-scroll-top-border: rgba(67, 28, 43, 0.16);
    --vgs-scroll-top-color: var(--vgs-color-dark);

    box-shadow: 0 14px 34px rgba(36, 25, 35, 0.18);
}

.site-footer__scroll-top.is-visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
    visibility: visible;
}

.site-footer__scroll-top.is-visible:hover {
    background: var(--vgs-color-plum);
    color: var(--vgs-color-white);
    transform: translateY(-1px);
}

.site-footer__scroll-top.is-on-dark.is-visible:hover {
    background: var(--vgs-color-nude);
    color: var(--vgs-color-dark);
}

.site-footer__scroll-top:focus-visible {
    outline: 3px solid rgba(215, 147, 75, 0.45);
    outline-offset: 3px;
}

.site-footer__scroll-top svg {
    width: 22px;
    height: 22px;
}

.site-footer__whatsapp {
    position: fixed;
    z-index: 20;
    inset-inline-end: 1.25rem;
    inset-block-end: 1.25rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    padding: 0;
    color: var(--vgs-color-white);
    background: #245d42;
    border-radius: 50%;
    box-shadow: 0 16px 38px rgba(36, 93, 66, 0.28);
    text-decoration: none;
}

.site-footer__whatsapp svg {
    width: 28px;
    height: 28px;
}

.site-footer__whatsapp:hover {
    color: var(--vgs-color-white);
    background: #1e4f38;
}

@media (max-width: 900px) {
    .site-footer__inner {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        text-align: center;
    }

    .site-footer__brand-link {
        justify-content: center;
    }

    .site-footer__brand p {
        margin-inline: auto;
    }
}

@media (max-width: 520px) {
    .site-footer__scroll-top {
        inset-inline: auto 1rem;
        inset-block-end: calc(1rem + 52px + 0.65rem);
        width: 44px;
        height: 44px;
    }

    .site-footer__whatsapp {
        inset-inline: auto 1rem;
        width: 52px;
        height: 52px;
    }
}