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

html{
    height: 100%;
}

body{
    display: flex;
    flex-direction: column;
    height: 100%;
}

/*******___<HEADER>___********/
/*            ↓↓             */
header{
    display: flex;
    justify-content: center;
    flex: 0 0 auto;
    box-shadow: 0px 1px 0px rgba(0, 0, 0, 0.2);
    z-index: 0;
}

.navbar{
    width: 100%;
    max-width: 1440px;
}

.navbar__container{
    display: flex; 
    justify-content: space-around;
    max-width: 1440px;
    align-items: center; 
    flex-direction: row;
    margin: 1.5rem 0;
}

.container__logo{
    width: 100%;
    max-width: 212.34px;
}

.container__navbar-menu{
    margin-left: 23%;
}

.navbar-menu__list{
    display: flex;
    flex-direction: row;
    list-style-type: none;
    gap: 24px;
}

.navbar-menu__item a {
    color: #000;
    text-decoration: none;
    font-family: "Anonymous Pro";
    font-size: 20px;
    font-style: normal;
    font-weight: 700;
    line-height: normal;
}

.navbar-menu__item a:hover{
    text-decoration:underline;
    text-underline-offset: .7em;
}

/*******___<MAIN>___********/
/*           ↓↓            */
main{
    display: flex;
    justify-content: center;
    background: #f1f1f1;
    flex: 1 0 auto;
}

.main-content{
    width: 100%;
    max-width: 71.25rem;
}

.main-content__sneaker-card{
    display: flex;
    justify-content: center;
    flex-direction: column;
    margin: 2rem 0;
    padding: 3rem;
    background: #fff;
    border-radius: 3.125rem;
}

.sneaker-card__card-info{
    margin-top: 2rem;
}

.card-info__title{
    color:#121723;
    font-family: "Anonymous Pro";
    font-size: 3rem;
    font-style: normal;
    font-weight: 400;
    line-height: 100%;
    margin-bottom: 1.5rem; 
}

.card-info__subtitle{
    color:#121723;
    font-family: "Anonymous Pro";
    font-size: 2.25rem;
    font-style: normal;
    font-weight: 400;
    line-height: 100%;
    margin-bottom: 1.5rem;  
}

.card-info__card-description{
    display: flex;
    flex-direction: row;
    gap: 2rem
}

.card-description__additional-info, .card-description__sneaker-parameters{
    width: 100%;
}

.additional-info__text{
    list-style-type: none;
    color: #121723;
    font-family: "Anonymous Pro";
    font-size: 1.25rem;
    font-style: normal;
    font-weight: 400;
    line-height: 140%;
}

.additional-info__text-item{
    margin-bottom: 2rem;
}

.additional-info__text-item:last-child{
    margin-bottom: 0;
}

.parameters-title{
    color:#121723;
    font-family: "Anonymous Pro";
    font-size: 1.88rem;
    font-style: normal;
    font-weight: 400;
    line-height: normal;
    margin-bottom: 1.25rem;
}

.parameters-list{
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.parameters-list__items{
    display: flex;
    flex-direction: row;
    list-style-type: none;
    justify-content: space-between;
}

.parameter-title, .parameter-value{
    color: #121723;
    font-family: "Anonymous Pro";
    font-size: 1.25rem;
    font-style: normal;
    font-weight: 400;
    line-height: normal;
    margin: 1.5rem 0 ;
}

/*******___<FOOTER>___********/
/*            ↓↓             */
footer{
    display: flex;
    justify-content: center;
    height: 133px;
    background: #121723;
    flex: 0 0 auto;
}

.footer__navbar{
    width: 100%;
    max-width: 1440px;
    height: 87px;
}

.footer-container__logo a{
    color: #fff;
    text-decoration: none;
    font-family: "Russo one";
    font-size: 25px;
    font-style: normal;
    line-height: normal;
    letter-spacing: 2px;
}

#footer-menu{
    margin-left: 19.3%;
}

#footer-menu__item a{
    color:#fff;
}

.footer__registered{
    display: flex;
    background: #121723;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    height: 53px;
}

.registered__border{
    width: 100%;
    max-width: 1140px;
    border: none;
    background-color: rgba(230, 232, 236, 0.40);
    height: 1px; 
}

.registered__text{
    color: #A1A6B4;
    font-family: "Anonymous Pro";
    font-size: 16px;
    font-style: normal;
    font-weight: 700;
    line-height: normal;
    padding: 18px;
}

/*******___<MEDIA>___********/
/*            ↓↓            */
@media screen and (max-width : 1366px) {

    .main-content{
        display: flex;
        justify-content: center;
    }

    .main-content__sneaker-card{      
        width: 62.5rem;      
    }

    #header-menu{
        margin-left: 8.5rem;
    }

    #footer-menu{
        margin-left: 5rem;
    }

    .registered__border{
        width: 62.5rem;
    }

}
@media screen and (max-width : 1280px) {

    .main-content__sneaker-card{      
        width: 58.25rem;      
    }

    #header-menu{
        margin-left: 5rem;
    }

    #footer-menu{
        margin-left: 2rem;
    }

    .registered__border{
        width: 58.25rem;
    }

}
@media screen and (max-width : 1024px) {

    .card-info__card-description{
        display: flex;
        flex-direction: column;
    }
    
    .main-content__sneaker-card{      
        width: 53rem;      
    } 

    #header-menu{
        margin-left: 11.5rem;
    }

    #footer-menu{
        margin-left: 7rem;
    }

    .registered__border{
        width: 53rem;
    }

}
@media screen and (max-width : 820px)  {

    .card-info__card-description{
        display: flex;
        flex-direction: column;
    }

    .main-content__sneaker-card{      
        width: 45rem;      
    } 

    #header-menu{
        margin-left: 8.8rem;
    }

    #footer-menu{
        margin-left: 5rem;
    }

    .registered__border{
        width: 45rem;
    }

}
@media screen and (max-width : 768px)  {

   .navbar__container{
        flex-direction: column; 
        justify-content: center;
    }

    #header-menu{ 
        margin: 0;         
    }

    .container__logo{
        margin-bottom: 1.25rem
    }

    .navbar-menu__item a {
        font-size: 1.25rem;
    }

    .main-content__sneaker-card{      
        width: 40rem; 
        border-radius: 2rem;
        padding: 1.5rem;       
    } 

    .footer-container__logo{
        margin-bottom: 1.5rem;
    }

    #footer-menu{
        margin: 0;
    }

    .registered__border{
        width: 40rem;
    }

}
@media screen and (max-width : 600px)  {

    .main-content__sneaker-card{      
        width: 33rem;
        border-radius: 1rem;
        padding: 1.5rem;      
    } 

    .registered__border{
        width: 33rem;
    }

}

@media screen and (max-width: 480px){

    .main-content__sneaker-card{  
        width: 24.5rem;
        border-radius: 0.75rem;
        padding: 1.5rem;
    }

    .card-info__title{
        font-size: 2rem;
    }

    .card-info__subtitle{
        font-size: 	1.25rem;
    }

    .additional-info__text{
        font-size: 1rem;
        line-height: 150%;
    }

    .parameters-title{
        font-size: 1.5rem;
    }

    .parameter-title, .parameter-value{
        font-size: 1rem;
    }

    .registered__border{
        width: 24.5rem;
    }

}
/*         <Макет>          */
/*            ↓↓            */
@media screen and (max-width: 375px){ 

    .main-content__sneaker-card{      
        width: 21.4375rem;      
    } 

    .registered__border{
        width: 21.4375rem;
    }
}