/* Classic site footer */
.site-footer {
    position: relative;
    overflow: hidden;
    width: 100%;
    color: #fff;
    background: #0a007f;
}

.site-footer::before {
    position: absolute;
    right: -90px;
    bottom: -170px;
    width: 420px;
    height: 420px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    content: "";
    pointer-events: none;
}

.site-footer__container {
    position: relative;
    z-index: 1;
    padding-top: clamp(54px, 4.7vw, 90px);
    padding-bottom: 28px;
}

.site-footer__grid {
    display: grid;
    grid-template-columns: minmax(290px, 1.18fr) minmax(390px, 1.3fr) minmax(390px, 1.45fr);
    gap: clamp(48px, 5vw, 96px);
    align-items: start;
    padding-bottom: clamp(48px, 4.2vw, 74px);
}

.site-footer__brand,
.site-footer__nav,
.site-footer__ai {
    min-width: 0;
}

.site-footer__logo {
    display: inline-flex;
    margin-bottom: 30px;
}

.site-footer__logo img {
    display: block;
    width: auto;
    height: 72px;
}

.site-footer__brand-title {
    max-width: 410px;
    margin: 0 0 16px;
    color: #fff;
    font-size: clamp(24px, 1.55vw, 30px);
    font-weight: 500;
    line-height: 1.18;
}

.site-footer__brand-text {
    max-width: 440px;
    margin: 0;
    color: rgba(255, 255, 255, 0.72);
    font-size: 16px;
    line-height: 1.55;
}

.site-footer__contacts {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 28px;
    color: rgba(255, 255, 255, 0.65);
    font-size: 15px;
}

.site-footer__contacts a {
    width: fit-content;
    color: #fff;
    font-size: 20px;
    font-weight: 500;
    text-decoration: none;
}

.site-footer__nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 42px;
}

.site-footer__heading {
    margin: 0 0 22px;
    color: #fff;
    font-size: 18px;
    font-weight: 500;
    line-height: 1.3;
}

.site-footer__links {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.site-footer__links a,
.site-footer__legal a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 160ms ease;
}

.site-footer__links a {
    font-size: 16px;
    line-height: 1.4;
}

.site-footer__links a:hover,
.site-footer__links a:focus-visible,
.site-footer__legal a:hover,
.site-footer__legal a:focus-visible {
    color: #fff;
}

.site-footer__links a:focus-visible,
.site-footer__legal a:focus-visible,
.site-footer__contacts a:focus-visible,
.site-footer__socials a:focus-visible,
.site-footer__logo:focus-visible {
    outline: 2px solid #0091ff;
    outline-offset: 4px;
}

.site-footer__ai {
    padding-left: clamp(28px, 2.3vw, 44px);
    border-left: 1px solid rgba(255, 255, 255, 0.18);
}

.site-footer__ai-title {
    margin-bottom: 8px;
}

.site-footer__ai-caption {
    max-width: 440px;
    margin: 0 0 22px;
    color: rgba(255, 255, 255, 0.65);
    font-size: 14px;
    line-height: 1.45;
}

.site-footer__ai-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.site-footer__ai-item {
    display: flex;
    min-width: 0;
    min-height: 52px;
    padding: 11px 12px;
    align-items: center;
    gap: 9px;
    color: #020018;
    background: #fff;
    font-size: 13px;
    font-weight: 500;
    line-height: 1.2;
    cursor: default;
    user-select: none;
}

.site-footer__ai-mark {
    display: inline-flex;
    flex: 0 0 20px;
    width: 20px;
    height: 20px;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    line-height: 1;
}

.site-footer__ai-mark._perplexity { color: #16b8b1; }
.site-footer__ai-mark._claude { color: #d86c4d; }
.site-footer__ai-mark._deepseek { color: #4d61f4; }
.site-footer__ai-mark._grok { color: #171717; }
.site-footer__ai-mark._chatgpt { color: #202020; }
.site-footer__ai-mark._gemini { color: #3b75e8; }

.site-footer__ai-note {
    margin: 14px 0 0;
    color: rgba(255, 255, 255, 0.45);
    font-size: 12px;
    line-height: 1.4;
}

.site-footer__bottom {
    display: flex;
    min-height: 72px;
    padding-top: 22px;
    align-items: flex-start;
    justify-content: space-between;
    gap: 28px;
    border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.site-footer__legal {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 26px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 12px;
    line-height: 1.5;
}

.site-footer__socials {
    display: flex;
    flex: 0 0 auto;
    gap: 8px;
}

.site-footer__socials a {
    display: inline-flex;
    width: 42px;
    height: 42px;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: #0091ff;
    text-decoration: none;
    transition: color 160ms ease, background-color 160ms ease;
}

.site-footer__socials svg {
    width: 42px;
    height: 42px;
    fill: currentColor;
}

.site-footer__socials a:hover {
    color: #0a007f;
    background: #fff;
}
@media (min-width: 1200px) {
    .site-footer__grid._no-ai {
        grid-template-columns: minmax(290px, 1fr) auto;
    }
}
@media (max-width: 1199.98px) {
    .site-footer__grid {
        grid-template-columns: minmax(280px, 0.9fr) minmax(380px, 1.1fr);
        gap: 54px;
    }

    .site-footer__ai {
        grid-column: 1 / -1;
        padding: 34px 0 0;
        border-top: 1px solid rgba(255, 255, 255, 0.18);
        border-left: 0;
    }
}

@media (max-width: 767.98px) {
    .site-footer__container {
        padding-top: 46px;
        padding-bottom: 22px;
    }

    .site-footer__grid {
        grid-template-columns: minmax(0, 1fr);
        gap: 42px;
        padding-bottom: 42px;
    }

    .site-footer__logo {
        margin-bottom: 24px;
    }

    .site-footer__logo img {
        height: 62px;
    }

    .site-footer__brand-title {
        font-size: 25px;
    }

    .site-footer__nav {
        gap: 24px;
    }

    .site-footer__ai {
        grid-column: auto;
        padding-top: 30px;
    }

    .site-footer__ai-grid {
        gap: 8px;
    }

    .site-footer__ai-item {
        min-height: 48px;
        padding: 9px 7px;
        gap: 5px;
        font-size: 11px;
    }

    .site-footer__ai-mark {
        flex-basis: 17px;
        width: 17px;
        height: 17px;
        font-size: 17px;
    }

    .site-footer__bottom,
    .site-footer__legal {
        flex-direction: column;
    }

    .site-footer__bottom {
        padding-top: 24px;
        align-items: stretch;
    }

    .site-footer__legal {
        flex-wrap: nowrap;
        gap: 8px;
    }

    .site-footer__socials {
        order: -1;
    }
}