.site-footer {
    position: relative;
    background-color: var(--color-dark);
    color: var(--color-white);
    padding-top: var(--space-2xl);
    overflow: hidden;
}

.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
}

.site-footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: var(--space-lg);
    padding-bottom: var(--space-xl);
}

.footer-logo {
    height: 32px;
    width: auto;
    margin-bottom: var(--space-sm);
    filter: brightness(0) invert(1);
}

.footer-tagline {
    font-size: var(--text-small);
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-md);
}

.footer-socials {
    display: flex;
    gap: var(--space-sm);
}

.footer-socials a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-white);
    transition: background-color var(--duration-fast) var(--ease-out),
                border-color var(--duration-fast) var(--ease-out),
                transform var(--duration-fast) var(--ease-out);
}

.footer-socials a:hover {
    background: var(--gradient-primary);
    border-color: transparent;
    transform: translateY(-4px);
}

.footer-col {
    padding-top: var(--space-md);
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-heading {
    font-size: 1.375rem;
    font-weight: 500;
    letter-spacing: -0.02em;
    color: #93C5FD;
    margin-bottom: var(--space-md);
}

.footer-col ul li {
    font-family: ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;
    font-size: var(--text-small);
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-sm);
    line-height: 1.5;
}

.footer-col ul li a {
    display: inline-block;
    transition: color var(--duration-fast) var(--ease-out), transform var(--duration-fast) var(--ease-out);
}

.footer-col ul li a:hover {
    color: var(--color-white);
    transform: translateX(3px);
}

.footer-whatsapp {
    margin-top: var(--space-xs);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-block: var(--space-md);
}

.footer-bottom p {
    font-family: ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;
    font-size: var(--text-caption);
    color: rgba(255, 255, 255, 0.5);
}

/* ---- Giant wordmark: highlight sweeps left to right with scroll ---- */
.footer-mark {
    --p: 0;
    user-select: none;
    padding-bottom: var(--space-md);
}

.footer-mark-text {
    position: relative;
    font-family: var(--font-heading);
    font-style: italic;
    font-weight: 600;
    font-size: clamp(3rem, 17.5vw, 14.75rem);
    line-height: 1;
    letter-spacing: 0.015em;
    white-space: nowrap;
    margin-left: -0.02em;
}

.footer-mark-defs {
    position: absolute;
}

.footer-mark-base,
.footer-mark-fill {
    display: block;
    padding-bottom: 0.12em;
}

.footer-mark-glyph {
    display: block;
    color: #000;
}

.footer-mark-base .footer-mark-glyph {
    filter: url(#fm-ring-faint);
}

.footer-mark-fill {
    position: absolute;
    inset: 0;
    filter: drop-shadow(0 0 10px rgba(56, 189, 248, 0.55));
    -webkit-mask-image: linear-gradient(90deg, #000 calc(var(--p) * 112% - 12%), transparent calc(var(--p) * 112%));
    mask-image: linear-gradient(90deg, #000 calc(var(--p) * 112% - 12%), transparent calc(var(--p) * 112%));
}

.footer-mark-fill .footer-mark-glyph {
    filter: url(#fm-ring-bright);
}

@media (max-width: 991px) {
    .site-footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 575px) {
    .site-footer-grid {
        grid-template-columns: 1fr;
    }
}