*, *::before, *::after{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root{
    --font-main: 'Open Sans', sans-serif;
    --font-variable: 'Oswald', sans-serif;
    --font-title: 'Jura', sans-serif;
    --colorfont-main: #0f0f0f;
}

html{
    height: 100dvh;
}

body{
    font-family: var(--font-main);
    overflow-x: hidden;
}

*:focus{
    outline: none;
}

h1, h2, h3, h4, h5, h6{
    margin: 0;
}

a{
    text-decoration: none;
}

a, button, details{
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0); /*Убираем у кнопок и ссылок синий квадрат при нажатии*/
}

p{
    margin: 0;
}

.van-heroblock{
    background-color: #232323;
    padding-bottom: 45px;
}

.heroblock-wrap{
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0 auto;
    row-gap: 50px;
}

.heroblock-title{
    width: 90%;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0 auto;
}

.heroblock-title_h1{
    font-family: var(--font-title);
    font-size: 1.25rem;
    color: #ffffff;
    text-align: center;
    text-transform: uppercase;
    margin-block-start: 35px;
}

.heroblock-title_desc{
    font-family: var(--font-main);
    font-weight: 300;
    font-size: 0.8rem;
    color: #5b5b5b;
    padding-top: 5px;
}

.heroblock-title_btn{
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
    column-gap: 8px;

    background-color: transparent;
    border: 1px solid #ff3b3b;
    border-radius: 10px;
    padding: 5px 18px;
    font-family: var(--font-main);
    font-size: 0.68rem;
    color: #ffffff;
    margin-block-start: 20px;
}

.heroblock-title_btn::after{
    content: '';
    display: block;
    margin: 0;
    /*width: 17px;
    height: 17px;*/
    width: 1.2rem;
    height: 1.2rem;
    background-image: url(../images/icon_vk.svg);
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
}

.heroblock-cover{
    display: flex;
    flex-direction: column;
    align-items: center;
}

.heroblock-cover__image{
    max-width: 95%;
    height: auto;
    object-fit: cover;
}

.heroblock-cover__low{
    width: 65%;
}

.van-flagship{
    padding-bottom: 10px;
}

.flagship-wrap{
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0 auto;
    row-gap: 10px;
}

.flagship-character{
    width: 60%;
    text-align: center;
}

.flagship-characteristic{
    padding: 25px 0;
    gap: 7px;
}

.flagship-characteristic:nth-child(-n+4){
    border-bottom: 1px solid #ff7a7a;
}

.flagship-characteristic__title{
    font-family: var(--font-main);
    font-weight: 600;
    font-size: 0.8rem;
    color: #323232;   
}

.flagship-characteristic__desc{
    padding-top: 7px;
    font-family: var(--font-main);
    font-weight: 700;
    font-size: 0.9rem;
    color: #8f8f8f;
}

.van-atmosphere{
    padding-bottom: 35px;
}

.atmosphere-wrap{
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0 auto;
    row-gap: 35px;
}

.atmosphere-wrap-title__h2,
.research-title__h2,
.flagship-title__h2,
.onestep-title__h2,
.answer-title__h2 {
    font-family: var(--font-title);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--colorfont-main);
    text-align: center;
    text-transform: uppercase;
    padding: 0 2rem;
    margin-block-start: 35px;
}

.atmosphere-wrap-title__desc,
.research-title__desc,
.flagship-title__desc,
.onestep-title__desc,
.answer-title__desc {
    font-family: var(--font-main);
    font-weight: 300;
    font-size: 0.8rem;
    color: #5b5b5b;
    text-align: center;
    padding-top: 5px;
}

.atmosphere-wrap-cards{
    width: 100%;
    display: flex;
    flex-direction: row;
    align-items: center;
    padding-left: 15px;
    padding-right: 15px;
    column-gap: 20px;
    white-space: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: none;
}

.atmosphere-wrap-cards::-webkit-scrollbar{
    display: none
}

.atmosphere-wrap-cover{
    display: inline-flex;
    position: relative;
    flex-grow: 0;
    flex-shrink: 0;
    flex-basis: clamp(130px, 48vw, 210px);
    overflow: hidden;
    box-sizing: border-box;
}

@supports(scroll-snap-type: x mandatory){
    .city-wrap-card{
        scroll-snap-type: x mandatory;
        scroll-padding: 0 15px;
    }
    .city-wrap-card__cover{
        scroll-snap-align: start;
    }
}

.atmosphere-wrap-cover__img{
    width: 100%;
    height: 275px;
    object-fit: cover;
    border-radius: 20px;
}

.van-onestep{
    padding-bottom: 35px;
}

.onestep-wrap{
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0 auto;
    row-gap: 35px;
    text-align: center;
}

.onestep-coverimage{
    display: flex;
    flex-direction: column;
    align-items: center;
}

.onestep-coverimage__img{
    max-width: 90%;
    height: auto;
    object-fit: cover;
}

.onestep-coverimage__radius{
    border-radius: 20px;
}

.onestep-paragraph__desc{
    font-family: var(--font-variable);
    font-size: 1rem;
    color: #8f8f8f;
    padding: 0 35px;
    text-align: center;
}

.van-research{
    padding-bottom: 35px;
}

.research-wrap{
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0 auto;
    row-gap: 35px;
}

.research-cover{
    width: 100%;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    column-gap: 15px;
}

[class^='research-cover-column']{
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    flex-basis: clamp(110px, 43%, 210px);
    overflow: hidden;
    box-sizing: border-box;
    row-gap: 15px;
}

[class^='research-column']{
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: 15px;
}

.research-cover-column:nth-child(2n+1) .research-column__img:nth-child(1),
.research-cover-column:nth-child(2n+2) .research-column__img:nth-child(2) {
    height: 18vh;
}

.van-answer{
    padding-bottom: 15px;
}

.answer-wrap{
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0 auto;
    row-gap: 35px;
}

.answer-list{
    width: 100%;
    padding: 0 10px;
}

summary{
    padding: 10px;
    position: relative;
    cursor: pointer;
    border-bottom: 1px solid #D2D5DE;
}

summary + .answer-text{
    margin: 0;
    padding: 10px;
    transition: 0.3s;
}

details + details{
    margin-top: 5px;
}

details > summary:first-of-type{
    list-style: none;
}

summary::after{
    content: '+';
    position: absolute;
    width: 30px;
    height: 30px;
    top: calc(50% - 15px);
    right: 5px;
    display: flex;
    justify-content: center;
    align-items: center;
}

details[open] > summary::after{
    content: '-';
}

.answer-header{
    font-family: var(--font-main);
    font-size: 0.8rem;
    text-transform: uppercase;
    color: #323232;
}

.answer-text{
    font-family: var(--font-main);
    padding: 10px;
    font-size: 0.78rem;
    font-weight: 500;
    color: #7a7a7a
}

.answer-info{
    font-family: var(--font-main);
    font-size: 0.82rem;
    font-weight: 800;
    color: #0f0f0f;
    text-transform: uppercase;
    text-align: left;
    padding: 50px 20px 0 20px;
}

.answer-infodesc{
    font-family: var(--font-main);
    font-size: 0.75rem;
    font-weight: 300;
    color: #5b5b5b;
    padding: 0 20px;
    margin-block-start: 15px;
    margin-block-end: 35px;
}

@media (min-width: 48rem){

.heroblock-title_h1,
.atmosphere-wrap-title__h2,
.research-title__h2,
.flagship-title__h2,
.onestep-title__h2,
.answer-title__h2 {
    font-size: 1.5rem;
    padding: 0 65px;
}

.heroblock-title_desc,
.atmosphere-wrap-title__desc,
.research-title__desc,
.flagship-title__desc,
.onestep-title__desc,
.answer-title__desc {
    font-size: 0.9rem;
}

.atmosphere-wrap-cards{
    justify-content: center;
}

.onestep-paragraph__desc{
    padding: 0 90px;
}

.answer-header{
    font-size: 0.88rem;
}

.answer-text{
    font-size: 0.83rem;
}

.answer-info{
    font-size: 0.92rem;
}

.answer-infodesc{
    font-size: 0.85rem;
}

}

@media (min-width: 75rem){

.heroblock-cover__image{
    width: 80%;
}

.heroblock-cover__low{
    width: 40%;
}

.heroblock-title_h1,
.atmosphere-wrap-title__h2,
.research-title__h2,
.flagship-title__h2,
.onestep-title__h2,
.answer-title__h2 {
    font-size: 1.7rem;
}

.flagship-wrap,
.atmosphere-wrap,
.onestep-wrap,
.research-wrap,
.answer-wrap{
    padding-top: 35px;
}

.flagship-character{
    width: 35%;
}

.atmosphere-wrap-cards{
    column-gap: 85px;
}

.atmosphere-wrap-cover{
    flex-basis: 290px;
}

.atmosphere-wrap-cover__img{
    height: 395px;
}

.onestep-coverimage__lowscalevw{
    width: 60%;
}

.onestep-paragraph__desc{
    font-size: 1.15rem;
}

[class^='research-cover-column']{
    flex-direction: row;
    flex-basis: 45%;
    column-gap: 15px;
}

[class^='research-column']{
    width: 60%;
    height: 63vh;
    border-radius: 25px;
}

.research-cover-column:nth-child(2n+1) .research-column__img:nth-child(1),
.research-cover-column:nth-child(2n+2) .research-column__img:nth-child(2) {
    height: 34vh;
}

}