.rs-documentation {
    position: relative;
    padding-bottom: 82px;
}

.documentation-nav {
    position: relative;
    margin-bottom: 30px;
    padding-right: 30px;
}

.documentation-nav ul {
    border-radius: 7px;
    padding: 8px;
    background: var(--sveto-seryy-fon);
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
}

.documentation-nav a {
    border-radius: 7px;
    padding: 0px 20px;
    height: 59px;
    text-align: center;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-align: center;
    align-items: center;
    -ms-flex-pack: center;
    justify-content: center;
    font-weight: 600;
    font-size: 16px;
    transition: all var(--animation-duration) var(--timing-func);
}

.documentation-nav a.current-menu-item {
    background: var(--goluboy);
    color: #fff;
}

.documentation-grid {
    position: relative;
    display: grid;
    grid-auto-rows: 1fr;
    row-gap: 30px;
}

.documentation-grid[data-columns="4"] {
    grid-template-columns: repeat(4, 1fr);
}

.documentation-grid[data-columns="2"] {
    grid-template-columns: repeat(2, 1fr);
}

.documentation-grid__item {
    padding-right: 30px;
}

.letters-link {
    display: block;
    border-radius: 7px;
    background: var(--sveto-seryy-fon);
    padding: 20px 44px;
    transition: background var(--animation-duration) var(--timing-func);
}

.letters-link img {
    width: 100%;
}

.document-link {
    display: block;
    background: var(--sveto-seryy-fon);
    border-radius: 7px;
    padding: 20px;
    min-height: 126px;
    height: 100%;
    display: grid;
    grid-template-columns: auto 1fr auto;
    column-gap: 40px;
    -ms-flex-align: center;
    align-items: center;
    transition: background var(--animation-duration) var(--timing-func);
}

.document-link span {
    font-family: var(--font-family);
    font-weight: 400;
    font-size: var(--fluid-15-18);
    line-height: 150%;
    color: var(--chernyy-shrifty);
    display: -ms-flexbox;
    display: flex;
    -ms-flex-align: center;
    align-items: center;
    gap: 6px;
}

.document-link__icon {
    width: 86px;
    height: 86px;
    background: #fff;
    border-radius: 7px;
    padding: 18px;
}

.document-link__icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.document-link__title {
    font-family: var(--second-family);
    font-weight: 400;
    font-size: var(--fluid-16-20);
    color: var(--chernyy-shrifty);
    -webkit-hyphens: auto;
    -ms-hyphens: auto;
    hyphens: auto;
}

.document-link__volume {
    font-family: var(--font-family);
    font-weight: 400;
    font-size: var(--fluid-15-18);
    line-height: 150%;
    color: var(--chernyy-shrifty);
}

.catalog-link {
    display: block;
    background: var(--sveto-seryy-fon);
    border-radius: 7px;
    padding: 20px;
    height: 100%;
    display: grid;
    grid-template-columns: 50% 1fr;
    gap: 30px;
    transition: background var(--animation-duration) var(--timing-func);
}

.catalog-link span {
    margin-top: auto;
    font-family: var(--font-family);
    font-weight: 400;
    font-size: var(--fluid-15-18);
    line-height: 150%;
    color: var(--chernyy-shrifty);
    display: -ms-flexbox;
    display: flex;
    -ms-flex-align: center;
    align-items: center;
    gap: 6px;
}

.catalog-link__wrapper {
    display: -ms-flexbox;
    display: flex;
    -ms-flex-direction: column;
    flex-direction: column;
}

.catalog-link__img img {
    width: 100%;
}

.catalog-link__title {
    font-family: var(--second-family);
    font-weight: 400;
    font-size: var(--fluid-16-20);
    color: var(--chernyy-shrifty);
}

.catalog-link__volume {
    font-family: var(--font-family);
    font-weight: 400;
    font-size: var(--fluid-15-18);
    line-height: 150%;
    color: var(--chernyy-shrifty);
}

@media (max-width: 1500px) {
    .document-link {
        column-gap: 20px;
    }
}

@media (max-width: 1024.98px) {
    .documentation-nav a {
        padding: 0px 10px;
        font-size: 13px;
    }

    .documentation-grid[data-columns="4"] {
        grid-template-columns: 1fr 1fr;
    }

    .documentation-grid[data-columns="2"] {
        grid-template-columns: 1fr;
    }

    .letters-link {
        padding: 15px;
    }

    .document-link {
        padding: 10px;
        column-gap: 10px;
        min-height: 86px;
    }

    .document-link__icon {
        width: 46px;
        height: 46px;
        padding: 8px;
    }
}

@media (max-width: 767.98px) {
    .documentation-nav {
        padding-right: 0;
    }

    .documentation-nav ul {
        -ms-flex-direction: column;
        flex-direction: column;
    }

    .documentation-nav a {
        height: 36px;
    }

    .documentation-grid[data-columns="4"] {
        grid-template-columns: 1fr;
    }

    .documentation-grid__item {
        padding-right: 0;
    }

    .document-link span {
        font-size: 0;
    }

    .catalog-link {
        grid-template-columns: 1fr;
    }

    .catalog-link__img {
        -ms-flex-order: -1;
        order: -1;
    }
}

@media (any-hover: hover) {
    .documentation-nav a:hover {
        background: var(--goluboy);
        color: #fff;
    }

    .letters-link:hover {
        background: var(--primary-color);
    }

    .document-link:hover {
        background: var(--primary-color);
    }

    .catalog-link:hover {
        background: var(--primary-color);
    }
}