* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}
.body {
    font-family: 'DM Sans', Arial, sans-serif;
    font-weight: 400;
    font-style: normal;
    color: #595e64;
    font-size: 16px;
    line-height: 24px;
    background-color: #F2F2F2;
    background-repeat: no-repeat;
}
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    border: 0;
    padding: 0;
    clip: rect(0 0 0 0);
    overflow: hidden;
}
.content-wrapper {
    margin: 0 auto;
    max-width: 1170px;
}
.heading {
    font-weight: 500;
    font-size: 48px;
    line-height: 122%;
} 
.section-heading {
    font-weight: bold;
    font-size: 12px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #00A077;
    opacity: 0.5;
    order: 1;
    padding-bottom: 23px;
}
.btn {
    width: 194px;
    height: 61px;
    padding: 20px 50px;
    border-radius: 60px;
    background-color: white;
    display: flex;
    justify-content: center;
    align-items: center;    
}
.btn:hover {
    background-color: #efecf2;
}
.btn:active {
    opacity: 0.8;
}

.btn__link {
    font-weight: bold;
    font-size: 14px;
    line-height: 148%;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: #57B3FE;
    text-decoration: none;
}
.btn__link:hover {
    color: rgba(81, 33, 136, 0.857);
}

/* header */

.header {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.header__nav {
    padding-left: 60px;
    padding-right: 60px;
    padding-top: 33px;
}
.nav {
    width: 100%;
    max-width: 1920px;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    margin: 0 auto;
}
.header__bg {
    width: 100%;
    height: 1080px;
    background: url(img/bg_main.png) no-repeat top center;
    background-size: cover;
    position: absolute;
    z-index: -5;
    overflow: hidden;
}
.close-button {
    display: none;
}
.menu {
    list-style: none;
    display: flex;
    max-width: 715px;
    justify-content: space-between;
    align-items: center;
}
.menu__link {
    font-weight: 500;
    font-size: 16px;
    color: white;
    text-decoration: none;
    padding: 15px 16px; 
}
.menu__item {
    margin: 0 15px;
}
.menu__link:hover, .menu__item:hover {
    text-decoration: underline;
}
.menu__link:active, .menu__item:active {
    opacity: 0.8;
}
.main {
    padding-top: 106px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.main__heading {
    font-weight: 500;
    font-size: 68px;
    line-height: 120%;
    text-align: center;
    color: #FFFFFF;
}
.main__text {
    font-weight: normal;
    font-size: 20px;
    color: #FFFFFF;
    opacity: 0.8;
    text-align: center;
    padding-top: 13px;
    padding-bottom: 41px;
}
.main__btn {
    margin-bottom: 20px;
}
.main__img {
    max-width: 100%;
}


/* problems */

.problems__wrapper {
    width: 100%;
    max-width: 1170px;
    margin: 0 auto;
    margin-top: 73px;
    display: flex;
    flex-direction: column;
    z-index: 0;
}
.problems {
    background: url(img/shape_problems_2.svg) no-repeat, url(img/shape_problems_1.svg) no-repeat;
    background-position: left bottom 72px, right top;
    margin-bottom: 146px;
}

.problems__heading {
    color: #3B3E43;
    order: 2;
    width: 45%;
    padding-bottom: 30px;
}

.problem {
    list-style: none;    
    display: flex;
    flex-wrap: wrap;
    order: 3;
    justify-content: space-between;
}
.problem__item {
    width: 370px;
    min-height: 335px;
    background-color: white;
    box-shadow: 0px 20px 50px rgba(59, 62, 67, 0.05);
    border-radius: 15px;
    margin-bottom: 30px;
    padding: 50px 24px 50px 40px;
    display: flex;
    flex-direction: column;
}
.problem__icon-background {
    width: 50px;
    height: 50px;
    text-align: center;
    box-shadow: 0px 10px 20px rgba(190, 166, 115, 0.05);
    border-radius: 15px;
}
.problem__icon-background_pink {
    background-color: #FFE7DB;
    background-image: url(img/chart-icon.svg);
    background-repeat: no-repeat;
    background-position: center;
}
.problem__icon-background_green {
    background-color: #E7F2EF;
    background-image: url(img/discount-icon.svg);
    background-repeat: no-repeat;
    background-position: center;
}
.problem__icon-background_yellow {
    background-color: #FAF3D8;
    background-image: url(img/users-icon.svg);
    background-repeat: no-repeat;
    background-position: center;
}
.problem__icon-background_seablue {
    background-color: #C0F2EF;
    background-image: url(img/search-icon.svg);
    background-repeat: no-repeat;
    background-position: center;
}
.problem__icon-background_violet {
    background-color: #EDE7F2;
    background-image: url(img/graph-icon.svg);
    background-repeat: no-repeat;
    background-position: center;
}
.problem__icon-background_blue {
    background-color: #D8F0FA;
    background-image: url(img/bag-icon.svg);
    background-repeat: no-repeat;
    background-position: center;
}
.problem__heading {
    font-weight: bold;
    font-size: 22px;
    line-height: 30px;
    color: #3B3E43;
    padding-top: 23px;
    padding-bottom: 13px;
}
.problem__text_bold {
    font-weight: bold;
}
.problem__icon {
    margin: auto;
    display: contents;
}

/* process */

.process {
    padding-bottom: 128px;
    background-image: url(img/bg__process.jpg);
    background-repeat: no-repeat, no-repeat;
    background-size: cover;
}
.content-wrapper_process {
    display: flex;
    flex-direction: column;
}
.process__heading {
    color: white;
    text-align: center;
    order: 2;
}
.section-heading_process {
    color: #FFFFFF;
    opacity: 0.5;
    text-align: center;    
    padding-top: 190px;
}
.process__text {
    text-align: center;
    color: #FFFFFF;
    font-size: 20px;
    line-height: 34px;
    order: 3;
    padding-top: 20px;
    align-self: center;
    width: 62%;
    padding-bottom: 33px;
}
.process__list {
    order: 4;
    list-style: none;
}
.processes__item {
    margin-bottom: 40px;
}
.card {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    background-color: white;
    width: 100%;
    max-width: 1170px;
    min-height: 323px;
    box-shadow: 0px 20px 50px rgba(59, 62, 67, 0.05);
    border-radius: 15px;
}
.card__icon {
    width: 50px;
    height: 50px;
    text-align: center;
    box-shadow: 0px 10px 20px rgba(190, 166, 115, 0.05);
    border-radius: 15px;
    margin-bottom: 20px;
}
.card__icon_search {
    background-color: #DAE6FF;
    background-image: url(img/search-icon-blue.svg);
    background-repeat: no-repeat;
    background-position: center;
}
.card__icon_folder {
    background-color: #E9E6FF;
    background-image: url(img/folder-icon.svg);
    background-repeat: no-repeat;
    background-position: center;
}
.card__icon_doc {
    background-color: #CEEDFF;
    background-image: url(img/document-icon.svg);
    background-repeat: no-repeat;
    background-position: center;
}
.card__heading {
    font-weight: bold;
    font-size: 22px;
    line-height: 30px;
    color: #3B3E43;
    padding-bottom: 13px;
}
.card__info {
    padding: 80px 46px;
    width: 55%;
}
.card__text {
    padding-top: 0px;
}

/* brands */

.content-wrapper_brands {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 185px;
}
.brands__heading {
    font-weight: 500;
    text-align: center;
    color: #3B3E43;
    padding-top: 22px;
    width: 78%;
}
.section-heading_brands {
    order: -1;
    padding-bottom: 5px;
}
.brands-list {
    width: 100%;
    list-style: none;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-evenly;
    min-height: 243px;
}
.brands__list {
    margin-top: 55px;
}
.brands-list__item {
    width: 20%;
    display: table-cell;
    vertical-align: middle;
    text-align: center;
}
.brands__text {
    width: 33%;
    text-align: center;
}

/* start */

.start {
    margin-top: 184px;
    background: url(img/Vector_start.svg) no-repeat, url(img/bg_main.svg) no-repeat;
    background-position-x: 98.5%;
    background-position-y: 22%;
}
.content-wrapper_start {
    display: flex;
    padding-top: 150px;
    padding-bottom: 145px;
}
.start__info {
    display: flex;
    flex-direction: column;
    padding-top: 74px;
    padding-right: 12%;
}
.start__info img {
    max-width: 100%;
    object-fit: contain;
}
.start__heading {
    color: white;
    order: 2;
    padding-bottom: 26px;
}
.start__text {
    font-size: 20px;
    line-height: 34px;
    color: #FFFFFF;
    order: 3;
    padding-bottom: 30px;
}
.section-heading_start {
    order: 1;
    color: white;
}
.btn__start {
    order: 4;
}

/* footer */

.footer {
    background-color: #0D0D0D;
}
.footer-wrapper {
    width: 100%;
    max-width: 1170px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    padding-top: 85px;
}
.top-block, .bottom-block {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 22px;
}
.menu__item {
    font-weight: 500;
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    }
.footer__social {
    width: 100px;
    display: flex;
    justify-content: space-between;
    margin-left: 50px;
}
.bottom-block {
    display: flex;
    justify-content: space-between;
    padding-top: 31px;
}
.bottom-menu {
    width: 222px;
    display: flex;
    justify-content: space-between;
    list-style: none;
}
.bottom-menu__item {
    text-decoration: none;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.8);
}
.footer__copyright {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.8);
}

/* media  */
@media (min-width: 1441px) {
.start {
    background-position-y: 33%;
    background-size: cover;
    }
}
@media (max-width: 1281px) {
    .menu__link {
        padding: 15px 10px;
    }
    .header__btn {
        width: 125px;
        padding: 0 6px;
    }
    .nav__logo {
        width: 180px;
    }
    .header__nav {
        padding-left: 30px;
        padding-right: 30px;
    }
}

@media (max-width: 1200px) {
    .btn__link {
        font-size: 12px;
        text-align: center;
    }
    .menu__item {
        padding: 20px 10px;
        font-size: 14px;
    }    
    .heading, .section-heading {
        text-align: center;
    }
    .section-heading_start {
        width: 115px;
    }
    .problems__heading {
        width: 100%;
    }
    .start__heading {
        text-align: left;
    }
    .start__info {
        align-items: flex-start;
        padding-left: 5%;
    }
    .footer {
        padding: 0 2%;
    }
    .card {
        width: 90%;
        margin: 0 auto;
        margin-bottom: 40px;      
        justify-content: center;
    }
    .card__info {
        padding: 0px 43px 30px;
    }
    .footer__menu .menu__item {
        padding: 20px 0px;
        margin: 0 10px;
    }
    .start__info {        
        padding-right: 5%;
    }
}

@media (max-width: 1024px) {
    .header__btn {
        display: none;
    }
    .close-button {
        display: block;
    }
    .close-button {
        position: absolute;
        right: 73px;
        top: 100px;
        width: 32px;
        height: 32px;
        z-index: 3;
        }
        .close-button:hover {
        opacity: 0.5;
        }
        .close-button:before, .close-button:after {
        position: absolute;
        left: 15px;
        content: ' ';
        height: 33px;
        width: 3px;
        background-color: #6b0dc4;
        }
        .close-button:before {
        transform: rotate(45deg);
        }
        .close-button:after {
        transform: rotate(-45deg);
    }
    .menu_header  {
        display: none;
        position: absolute;
        top: 85px;
        right: 60px;
        background: rgba(123, 145, 253, 0.8);
        width: 30%;
        box-shadow: 0 4px 2px -2px rgba(123, 135, 170, 0.3);
        flex-direction: column;
        justify-content: space-between;
        align-items: center;
        padding: 10px 0px;
        z-index: 1;
    }
   .menu_header.active {
        display: flex;
    }
    .menu_header li {
        padding: 10px 0px;
        border-bottom: 2px solid rgba(255, 255, 255, 0.15);
    }    
    .menu_header li:nth-last-child(1) {
        border-bottom: none;
    }
    .menu-burger__header {
        position: relative; 
        width: 45px; 
        height: 37px;
        display: block;
        margin-left: 5px;
        margin-top: 10px;
    }
    .menu-burger__header_hidden {
        display: none;
    }
    .menu-burger__header span, .menu-burger__header:after, .menu-burger__header:before{
        height: 3px;
        width: 100%;
        position: absolute;
        background: #6b0dc4;
        margin: 0 auto;
    }
    .menu-burger__header span{
        top: 17px;
    }
    .menu-burger__header:after, .menu-burger__header:before{
        content: '';
    }
    .menu-burger__header:after{
        bottom: 5px;
    }
    .menu-burger__header:before{
        top: 5px;
    }
    .problem {
        justify-content: space-evenly;
    }
    .problems__wrapper {
        padding-top: 10px;
    }
    .problems {
        margin-bottom: 100px;
    }

    .section-heading_process {
        padding-top: 50px;
    }
    .processes {
        width: 90%;
        margin: 0 auto;
    }
    .processes__item img {
        max-width: 100%;
    }
    .card {
        justify-content: center;
        padding-top: 20px;
    }
    .content-wrapper_start {
        flex-wrap: wrap-reverse;
        justify-content: space-around;
        padding-bottom: 20px;
    }
    .brands-list__item {
        width: 33%;
        padding: 20px;
    }
    .brands__list {
        margin-bottom: 55px;
    }
    .card__info {
        display: flex;
        flex-wrap: wrap;
        width: 75%;
        padding: 50px 46px;
    }
    .card__heading {
        padding: 10px 20px
    }
    .start {
        margin-top: 100px;
    }
    .start__info {
        align-items: center;
        padding: 50px;
    }
    .content-wrapper_start img {
        max-width: 100%;
    }
    .start__text {
        text-align: center;
    }
    .content-wrapper_start {
        padding-bottom: 10px;
    }
}
@media (max-width: 768px) {
    .top-block {
        flex-direction: column;
    }
    .footer-wrapper {
        padding-top: 30px;
    }
    .footer__menu {
        padding: 25px 0;
        padding-bottom: 35px;
    }
    .footer__social {
        margin-left: 0;
    }
}
@media (max-width: 425px) {
    .menu_header {
        width: 71%;
    }
    .main__heading {
        font-size: 40px;
    }
    .main__text {
        font-size: 16px;
    }
    .heading {
        font-size: 26px;
    }
    .process__text {
        font-size: 16px;
        width: 67%;
    }
    .card__info {
        padding: 40px 0px;
    }
    .process {
        padding-bottom: 30px;
    }
    .content-wrapper_brands {
        margin-top: 100px;
    }
    .brands-list__item {
        width: 40%;
    }
    .brands__text {
        width: 69%;
    }
    .start__text {
        font-size: 16px;
    }
    .menu {
        flex-direction: column;
    }
    .footer__menu li {
        padding: 10px 0;
    }
    .footer__social {
        margin-left: 0;
    }
    .bottom-block {
        flex-direction: column;
    }
    .footer__copyright {
        padding-bottom: 15px;
    }
    .bottom-menu {
        width: 275px;
    }
    .section-heading {
        color: white;
    }
    .section-heading_brands {
        color: black;
    }
}
@media (max-width: 375px) {
    .header__nav img {
        width: 80%;
    }
    .menu-burger__header {
        margin-left: 15px;
        margin-top: 0px;
    }
    .menu_header {
        background: rgba(123, 145, 253, 1);
    }
    .brands-list {
        margin-top: 30px;
        margin-bottom: 30px;
    }
    .brands-list__item{
        width: 50%;
        padding: 10px;
    }
    .start__heading {
        text-align: center;
    }
    .content-wrapper_start {
        padding-top: 50px;
    }
    .start {
        background-position-x: 185px, 98.5%;
        background-position-y: 13px, 22%;
        background-size: 32%, cover;
    }
}