/* ===== SITE FOOTER ===== */
.site-footer {
    background: var(--color-graphite);
    color: rgba(255, 255, 255, 0.7);
    padding: clamp(48px, 6vw, 80px) 0 0;
}

.footer-inner {
    max-width: calc(var(--container) + var(--container-padding) * 2);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Top row: logo + columns */
.footer-top {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr 1fr;
    gap: clamp(24px, 3vw, 48px);
    padding-bottom: clamp(40px, 5vw, 64px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Brand column */
.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-logo img {
    height: 40px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer-tagline {
    font-family: var(--font-main);
    font-size: 14px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.5);
    max-width: 280px;
}

.footer-socials {
    display: flex;
    gap: 12px;
}

.footer-social {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color 0.3s, background 0.3s;
}

.footer-social:hover {
    border-color: var(--color-beige);
    background: rgba(255, 255, 255, 0.05);
}

.footer-social svg {
    width: 18px;
    height: 18px;
    fill: rgba(255, 255, 255, 0.6);
    transition: fill 0.3s;
}

.footer-social:hover svg {
    fill: var(--color-beige);
}

/* Navigation columns */
.footer-col-title {
    font-family: var(--font-main);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-white);
    margin-bottom: 20px;
}

.footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col ul li a {
    font-family: var(--font-main);
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-col ul li a:hover {
    color: var(--color-beige);
}

/* Contact column */
.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 16px;
}

.footer-contact-item svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    margin-top: 2px;
    stroke: var(--color-green);
    fill: none;
}

.footer-contact-item a,
.footer-contact-item span {
    font-family: var(--font-main);
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    line-height: 1.5;
}

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

/* Requisites */
.footer-requisites {
    padding: 20px 0 0;
    margin-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    font-family: var(--font-main);
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.7;
}

/* Bottom bar */
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    margin-top: 0;
}

.footer-copy {
    font-family: var(--font-main);
    font-size: 13px;
    color: rgba(255, 255, 255, 0.35);
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal a {
    font-family: var(--font-main);
    font-size: 13px;
    color: rgba(255, 255, 255, 0.35);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-legal a:hover {
    color: rgba(255, 255, 255, 0.6);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .footer-top {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .footer-legal {
        flex-wrap: wrap;
        justify-content: center;
        gap: 12px;
    }
}