.site-footer {
    background: #171717;
    color: #ffffff;
    font-family: Roboto, "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    margin-top: 0;
}

.site-footer a {
    color: #a2a2a2;
    text-decoration: none;
    transition: color 0.2s ease;
}

.site-footer a:hover,
.site-footer a:focus,
.site-footer a:active {
    color: #ffffff;
}

.site-footer__inner {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 15px;
}

.site-footer__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 30px;
    padding: 60px 0 30px;
}

.site-footer__col h2 {
    margin: 0 0 30px;
    color: #ffffff;
    font-size: 18px;
    font-weight: 700;
    line-height: 1.3;
}

.site-footer__brand {
    margin: 0 0 1em;
    color: #dc881a;
    font-weight: 700;
}

.site-footer__copy-text {
    margin: 0;
    color: #ffffff;
}

.site-footer__list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.site-footer__list > li {
    display: block;
    margin: 0 0 15px;
}

.site-footer__list > li:last-child {
    margin-bottom: 0;
}

.site-footer__list > li > a {
    display: block;
}

.site-footer__blog a span {
    color: #ffffff;
}

.site-footer__blog-title,
.site-footer__blog-date {
    display: block;
}

.site-footer__blog-date {
    margin-top: 5px;
    font-size: 85%;
}

.site-footer__photos {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
}

.site-footer__photo {
    position: relative;
    display: block;
    overflow: hidden;
    background: #111;
}

.site-footer__photo img {
    display: block;
    width: 100%;
    height: 72px;
    object-fit: cover;
}

.site-footer__photo::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.3) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.site-footer__photo-title {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    margin: 0;
    padding: 8px;
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
    line-height: 1.2;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.site-footer__photo:hover::after,
.site-footer__photo:focus::after,
.site-footer__photo:hover .site-footer__photo-title,
.site-footer__photo:focus .site-footer__photo-title {
    opacity: 1;
}

.site-footer__legal {
    padding: 30px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 14px;
}

.site-footer__top {
    display: none;
    position: fixed;
    bottom: 60px;
    right: 30px;
    z-index: 1000;
    width: 36px;
    height: 36px;
    border: 0;
    border-radius: 50%;
    background: rgba(100, 100, 100, 0.4);
    color: #ffffff;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: background 0.3s ease;
}

.site-footer__top.is-visible {
    display: flex;
}

.site-footer__top:hover,
.site-footer__top:focus,
.site-footer__top:active {
    background: #000000;
    color: #ffffff;
}

.site-footer__top svg {
    display: block;
    width: 16px;
    height: 16px;
}

@media (max-width: 991px) {
    .site-footer__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        padding: 40px 0 10px;
    }
}

@media (max-width: 575px) {
    .site-footer__grid {
        grid-template-columns: 1fr;
        gap: 24px;
        padding: 36px 0 10px;
    }

    .site-footer__col h2 {
        margin-bottom: 16px;
    }

    .site-footer__top {
        right: 16px;
        bottom: 24px;
    }
}