:root {
    --main-color: #52575d;
}
img {
    height: auto;
    max-width: 100%;
}
ul {
    margin: 0;
    padding: 0;
    list-style-type: none;
}
a {
    text-decoration: none;
    transition: color 0.2s, background 0.2s;
    color: inherit;
}
a:visited {
    color: inherit;
}
a:hover {
    transition: color 0.4s, background 0.4s;
}
body {
    color: #000;
    font-family: "Montserrat", sans-serif;
    font-size: 16px;
    margin: 0;
    padding: 0;
    font-weight: 700;
    min-width: 320px;
}
html,
body {
    scroll-behavior: smooth;
}
body.no-scroll {
    overflow: hidden;
}
p {
    margin: 0;
}
.site {
    display: flex;
    flex-direction: column;
    height: 100vh;
}
.site__content {
    flex-grow: 1;
}
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: calc(100% - 5.2%);
    padding: 50px 2.6%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: 20;
    background-color: transparent;
    transition: background-color 0.4s ease 0.2s, padding 0.4s;
}
.header.active-bg {
    padding: 0 2.6%;
    background-color: var(--main-color);
    transition: background-color 0.6s ease 0.4s, padding 0.6s;
}
.header__logo {
    margin: 0 auto 0 0;
}
.header__content {
    color: #fff;
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-left: 30px;
}
.logo img {
    max-height: 70px;
}
.burger {
    width: 24px;
    height: 17px;
    cursor: pointer;
}
.burger__content {
    position: relative;
    height: 100%;
}
.burger__line {
    content: "";
    position: absolute;
    top: calc(100% - 3px);
    left: 0;
    width: 100%;
    height: 3px;
    border-radius: 30px;
    background-color: #fff;
    transition: transform 0.4s ease;
}
.burger__content .burger__line::after {
    content: "";
    position: absolute;
    top: -14px;
    left: 0;
    width: 100%;
    height: 3px;
    border-radius: 30px;
    background-color: inherit;
    transition: top 0.4s ease 0.4s;
}
.burger__content .burger__line::before {
    content: "";
    position: absolute;
    top: -7px;
    left: 0;
    width: 100%;
    height: 3px;
    border-radius: 30px;
    background-color: inherit;
    transform: rotate(0deg);
    transition: top 0.4s ease 0.4s, transform 0.4s ease;
}
.burger.active .burger__line::after {
    top: 0;
    transition: top 0.4s;
}
.burger.active .burger__line::before {
    top: 0;
    transform: rotate(-90deg);
    transition: top 0.4s ease 0.1s, transform 0.4s ease 0.5s;
}
.burger.active .burger__line {
    transform: translate3d(0, -10px, 0) rotate(-45deg);
    transition: transform 0.4s ease 0.5s;
}
.header__phone {
    margin-right: 3.5%;
    fill: #fff;
    display: flex;
    align-items: center;
    justify-content: flex-end;
}
.header__phone svg {
    margin: 0 10px;
}
.lang {
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    padding: 11px 20px;
    background-color: var(--main-color);
}
.lang__link {
    position: relative;
}
.lang__link + .lang__link {
    margin-left: 10px;
}
.lang__link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -2px;
    height: 2px;
    width: 100%;
}
.lang__link:hover::after,
.lang__link:focus::after {
    background-color: #fff;
}
.lang__link.active::after {
    background-color: #fff;
}
.mobile-menu {
    position: fixed;
    left: -500px;
    top: 0;
    height: 100%;
    max-height: calc(100vh - 68px - 60px);
    max-width: 400px;
    width: 100%;
    color: rgb(36 36 36);
    padding: 68px 0 60px 0;
    background-color: rgb(255 255 255);
    transition: left 0.8s ease;
    overflow-y: auto;
}
.mobile-menu.active {
    left: 0;
    transition: left 0.8s ease;
}
body::before {
    content: "";
    position: fixed;
    left: 0;
    top: 0;
    background-color: transparent;
    width: 100vw;
    height: 100vh;
    transition: background-color 0.8s;
    z-index: -100;
}
body.no-scroll::before {
    z-index: 4;
    background-color: rgb(82, 87, 93, 0.8);
    transition: background-color 0.8s;
}
.mobile-menu::-webkit-scrollbar {
    width: 5px;
    background: var(--main-color);
}
.mobile-menu::-webkit-scrollbar-thumb {
    background: rgb(36 36 36);
}
.mobile-menu__close .burger__line {
    background-color: var(--main-color);
}
.mobile-menu__close {
    margin-left: 12.25%;
}
.mobile-menu__items {
    margin: 41px 0 0 0;
    font-size: 35px;
    line-height: 43px;
    color: #242424;
}
.mobile-menu__item {
    display: flex;
    padding: 0 7.25% 10px 12.25%;
    flex-wrap: wrap;
}
.mobile-menu__sub-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.6s;
    font-size: 70%;
    width: 100%;
}
.mobile-menu__sub-menu.active {
    max-height: 3000px;
    transition: max-height 1s;
}
.open-sub-menu {
    margin-left: 7.5%;
    display: flex;
    align-items: center;
    cursor: pointer;
}
.mobile-menu__item a {
    padding: 9px 0;
    flex-grow: 1;
    max-width: calc(100% - 7.5% - 14px);
}
.mobile-menu__item + .mobile-menu__item {
    margin-top: 5px;
}
.mobile-menu__item svg {
    fill: var(--main-color);
    width: auto;
    height: 14px;
    transform: rotate(00deg);
    transition: transform 0.4s;
}
.mobile-menu__item.active > .open-sub-menu svg {
    transform: rotate(90deg);
    transition: transform 0.4s;
}
.mobile-menu__item:hover > a {
    color: #646b73;
}
.mobile-menu__item:hover svg {
    fill: #242424;
}
.mobile-menu__item.active:hover > a {
    color: inherit;
}
.mobile-menu__item.active:hover {
    background-color: #fff;
}
.mobile-menu__item.active:hover svg {
    fill: var(--main-color);
}
.mobile-menu__contacts {
    border-top: 5px solid var(--main-color);
    max-width: 75%;
    padding-top: 50px;
    margin: 50px auto 0 auto;
}
.mobile-menu__contact {
    color: #242424;
}
.mobile-menu__contact svg path {
    fill: var(--main-color);
}
.mobile-menu__contact + .mobile-menu__contact {
    margin-top: 5px;
}
.mobile-menu__contact + .mobile-menu__contact svg path {
    fill: #fff;
}
.mobile-menu__contacts > a {
    color: var(--main-color);
    margin-top: 30px;
    text-decoration: underline;
    display: block;
}
.title {
    font-size: 64px;
    font-weight: 700;
    color: #242424;
    margin: 0;
}
.button {
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 168px;
    width: 100%;
    padding: 16px 0;
    background-color: #242424;
    color: #fff;
    font-weight: 600;
    font-family: "Montserrat", sans-serif;
    border-radius: 2px;
    border: 1px solid transparent;
    cursor: pointer;
}
.button_center {
    display: flex;
    align-items: center;
    margin: 0 auto;
}
.button__title {
    color: #fff;
}
.button:hover {
    background-color: transparent;
    color: #242424;
    border-color: #242424;
}
.button:hover .button__title {
    color: inherit;
}
button {
    outline: none;
    border: none;
    transition: color 0.4s, background 0.4s;
}
button:hover {
    transition: color 0.6s, background 0.6s;
}
.footer {
    background-color: var(--main-color);
    padding: 50px 60px 5px 60px;
    font-size: 14px;
    position: relative;
    box-sizing: border-box;
}
.footer a:hover {
    text-decoration: underline;
}
.footer__button-up {
    width: 50px;
    height: 50px;
    position: fixed;
    right: 20px;
    bottom: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border-radius: 50px;
    cursor: pointer;
    z-index: 20;
}
.footer__button-up svg {
    width: 13px;
    height: auto;
    fill: #52575d;
}
.footer__button-up:hover {
    background-color: var(--main-color);
}
.footer__button-up:hover svg {
    fill: #fff;
}
.footer__content {
    margin: 0 auto;
    max-width: 1160px;
}
.footer__content {
    color: #fff;
}
.footer__content_top {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 30px;
    border-bottom: 1px solid#4A4A4A;
    text-transform: uppercase;
}
.footer__menu {
    width: 38.01%;
}
.footer__menu ul {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    width: 100%;
    justify-content: space-between;
}
.footer__logo {
    flex-grow: 1;
    text-align: center;
}
.footer__content_bottom {
    padding-top: 30px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}
.footer__content_bottom .footer__logo {
    display: none;
}
.footer__contacts {
    width: 270px;
    font-weight: 600;
    font-size: 15px;
    line-height: 18px;
    padding-bottom: 28px;
}
.footer__content_bottom .contacts ul {
    justify-content: flex-start;
}
.footer__content_bottom.contacts ul li {
    margin-right: 6.474%;
}
.footer__copyright {
    width: auto;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    font-weight: 600;
    line-height: 15px;
    padding-bottom: 28px;
}
.spekter {
    display: flex;
    align-items: center;
    font-size: 12px;
    line-height: 14px;
    padding-top: 28px;
}
.spekter__title {
    margin-right: 8px;
}
.popup-form-bg {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgb(160 160 160 / 20%);
    z-index: 35;
}
.popup-form {
    position: fixed;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background-color: #fff;
    padding: 20px;
    width: 100%;
    max-width: calc(400px - 40px);
    z-index: 11;
    box-shadow: 0 1px 5px 0 rgba(0, 0, 0, 0.2);
    border-radius: 4px;
}
.popup-form-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.popup-form__title {
    font-size: 20px;
    color: var(--main-color);
}
.popup-form-top .close-form {
    display: flex;
    cursor: pointer;
}
.popup-form-top .close-form:hover svg path {
    fill: var(--main-color);
}
.popup-form-body {
    margin-top: 30px;
}
.success {
    position: fixed;
    display: none;
    left: 50%;
    top: 50%;
    padding: 0 20px 20px 20px;
    transform: translate(-50%, -50%);
    background-color: #fff;
    border-radius: 1px;
    border: 2px solid #8a8a8a;
    width: 100%;
    max-width: 250px;
    text-align: center;
    z-index: 100;
}
.success h4 {
    background-color: var(--main-color);
    color: #fff;
    padding: 17px 40px;
    font-size: 20px;
    font-weight: 700;
    text-align: center;
}
.input-group {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 20px;
    font-family: "Roboto Condensed", sans-serif;
}
.input-group label {
    margin-bottom: 5px;
    font-weight: 700;
    padding-left: 20px;
}
.input-group input,
.input-group textarea,
.input-group select {
    width: 100%;
    border: 1px solid #e6e6e6;
    background-color: #fff;
    color: #8a8a8a;
    padding: 10px 15px;
    box-shadow: 0 0 2px 0 rgba(0, 0, 0, 0.2);
    font-family: "Roboto Condensed", sans-serif;
}

.header-phones {
    color: #fff;
    position: relative;
}

.header-phones__toggle {
    cursor: pointer;
}

.contacts__item .header-phones__toggle svg {
    height: 20px;
}

.header-phones__list {
    display: none;
    position: absolute;
    left: 50%;
    top: 100%;
    transform: translateX(-50%);
    width: 120px;
    color: #000;
    background: #ffffff;
    padding: 5px;
    font-size: 16px;
    box-shadow: 0 0 2px 1px black;
}

.header-phones__list a:hover {
    color: var(--main-color);
}

.header-phones_show .header-phones__list {
    display: block;
}

.header-phones_show .header-phones__toggle svg:last-child {
    transform: rotate(-180deg);
}

@media all and (max-width: 1700px) {
    .mobile-menu__item {
        justify-content: center;
        padding: 0 7.25% 0 7.25%;
    }
    .mobile-menu__item a {
        flex-grow: unset;
    }
    .open-sub-menu {
        margin-left: 23px;
    }
    .footer__button-up {
        bottom: 50px;
    }
    .mobile-menu__items {
        font-size: 28px;
    }
    .mobile-menu__item {
        line-height: 2;
        text-align: center;
    }
}
@media all and (max-width: 1024px) {
    .mobile-menu {
        max-width: 100%;
        left: -100vw;
    }
    .site__content {
        padding-top: 75px !important;
    }
    .header {
        padding: 30px 2.6%;
    }
    .burger {
        width: 26px;
    }
    .header__logo img {
        max-height: 55px;
    }
    .header__phone svg {
        height: 21px;
        width: auto;
    }
    .form_consultation .button {
        padding: 8px 0;
    }
    .footer__button-up {
        width: 48px;
        height: 48px;
    }
    .footer__button-up svg {
        width: 16px;
    }
    .footer__logo img {
        max-height: 48px;
    }
    .footer__copyright {
        font-size: 12px;
    }
    .footer {
        padding: 70px 60px 30px 60px;
    }
    .spekter {
        order: 3;
        width: 100%;
        justify-content: center;
        margin-top: 16px;
    }
}
@media all and (max-width: 768px) {
    .header__content .header__phone:nth-child(2) {
        display: none;
    }
    .header {
        padding: 20px 2.6%;
    }
    .button {
        max-width: 133px;
        padding: 11px 0;
        font-size: 14px;
    }
    .footer__button-up {
        width: 36px;
        height: 36px;
    }
    .footer__button-up svg {
        width: 12px;
    }
    .footer__content_top .footer__logo {
        display: none;
    }
    .footer {
        width: 100%;
        padding: 40px 30px 30px 30px;
    }
    .footer__content_top {
        padding-bottom: 20px;
    }
    .footer__content_bottom {
        padding-top: 20px;
    }
    .footer__menu {
        width: 50%;
    }
    .footer__menu ul {
        justify-content: space-around;
    }
    .footer__content_bottom .footer__logo {
        display: block;
    }
    .footer__content_bottom {
        align-items: center;
    }
    .footer__contacts {
        width: 266px;
    }
    .footer__logo img {
        max-height: 36px;
    }
}
@media all and (max-width: 568px) {
    .site__content {
        padding-top: 90px !important;
    }
    .header {
        padding: 20px !important;
        width: calc(100% - 40px);
    }
    .header.active-bg {
        padding: 10px 20px !important;
    }
    .header__content {
        padding: unset;
    }
    .header__logo img {
        max-height: 55px;
    }
    .header > .burger {
        order: 2;
    }
    .mobile-menu__items {
        font-size: 22px;
    }
    .mobile-menu {
        max-height: calc(100vh - (30px * 2));
        padding: 30px 0;
    }
    .mobile-menu__items {
        margin: 20px 0 0 0;
    }
    .mobile-menu__contacts {
        padding-top: 25px;
        max-width: calc(100% - 50px);
        margin: 30px auto 0 auto;
        border-width: 2px;
        text-align: center;
    }
    .mobile-menu__item a {
        max-width: calc(100% - 7.5% - 23px);
        text-align: center;
        padding: 8px 0;
    }
    .mobile-menu__item svg {
        height: 19px;
    }
    .footer__menu_left li:first-child,
    .footer__menu_right li:last-child {
        display: none;
    }
    .footer__content_bottom {
        position: relative;
        padding-top: 25px;
    }
    .footer__contacts {
        width: 100%;
    }
    .footer__contacts ul {
        justify-content: space-between;
    }
    .footer__logo {
        position: absolute;
        left: 50%;
        top: 20px;
        transform: translateX(-50%);
    }
    .footer__copyright {
        justify-content: center;
        width: 100%;
        margin-top: 30px;
    }
}
@media all and (max-width: 360px) {
    .header__phone span {
        display: none;
    }
    .footer__menu {
        font-size: 12px;
    }
    .footer__copyright {
        font-size: 10px;
    }
    .footer {
        padding: 30px 20px 20px 20px;
    }
    .footer__button-up {
        width: 30px;
        height: 30px;
    }
}