@font-face {
    font-family: "OS"; 
    src: url("../fonts/OpenSans.ttf") format("truetype"); 
    font-style: normal; 
    font-weight: normal; 
}
@font-face {
    font-family: "BN"; 
    src: url("../fonts/BebasNeue.ttf") format("truetype"); 
    font-style: normal; 
    font-weight: normal; 
}

@font-face {
    font-family: "BNB"; 
    src: url("../fonts/BNB.ttf") format("truetype"); 
    font-style: normal; 
    font-weight: normal; 
}

@font-face {
    font-family: "GT"; 
    src: url("../fonts/Geist-VariableFont_wght.ttf") format("truetype"); 
    font-style: normal; 
    font-weight: normal; 
}

@font-face {
    font-family: "GTB"; 
    src: url("../fonts/Geist-ExtraBold.ttf") format("truetype"); 
    font-style: normal; 
    font-weight: normal; 
}



html {
    scroll-behavior: smooth;
    min-width: 1536px;
}

body{
    flex-direction: column;
    display: flex;
    margin: 0 auto;
    background-repeat: no-repeat;
    background-position: center center;
    background-attachment: fixed;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
    align-items: center;
}

h1 {
    display: block;
    margin-block-start: 0em;
    margin-block-end: 0em;
    margin-inline-start: 0px;
    margin-inline-end: 0px;
    font-weight: bold;
    unicode-bidi: isolate;
}

h3 {
    display: block;
    margin-block-start: 0em;
    margin-block-end: 0em;
    margin-inline-start: 0px;
    margin-inline-end: 0px;
    font-weight: bold;
    unicode-bidi: isolate;
}

h4 {
    display: block;
    margin-block-start: 0em;
    margin-block-end: 0em;
    margin-inline-start: 0px;
    margin-inline-end: 0px;
    font-weight: bold;
    unicode-bidi: isolate;
}

ul {
    display: block;
    list-style-type: disc;
    margin-block-start: 0em;
    margin-block-end: 0em;
    padding-inline-start: 0px;
    unicode-bidi: isolate;
}


*::-webkit-scrollbar {
    display: none;
}


.header {
    width: 1536px;
    box-shadow: 1px 1px 70px #696969;
    background-color: #f0f0f2;
    display: flex;
    flex-direction: column;
    align-items: center;
    font-family: "GT";
    height: 870px;
    border-radius: 0px 0px 0px 150px;
}
.header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 150px;
}
.header-top_left {
    margin: 0px 60px 0px 0px;
}
.top-left_title {
    font-size: 30px;
    font-weight: bolder;
    display: flex;
}
.top-left_title img{    
    position: relative;
    transform: translateY(-300%);
    width: 39px;
    margin: 0px 0px 0px 20px;
    transition: 0.3s;
}
.top-left_title a{
    display: inline-block;
    text-decoration: none;
    color: black;
    transition: 0.3s;
}


.top-left_title:hover img{
    display: flex;
    transform: translateY(-30%) rotate(-3deg) translate(-5px) scale(1.1);
}

.top-left_title:hover a{
    transform: rotate(-3deg) translate(-5px) scale(1.1);
}

.header-top_right {
    display: flex;
}
.header-top_right ul{
    list-style-type: none;
}

.top-right_links {
    display: flex;
    align-items: center;
    margin: 0px 15px 0px 0px;
}
.top-right_link {
    font-size: 15px;
    font-weight: 300;
    border-right: 2px solid #202020;
    padding: 0px 20px 0px 20px;
}

.top-right_link:last-child {
    border-right: none;
}

.top-right_link a{
    display: inline-block;
    text-decoration: none;
    color: #202020;
    transition: 0.4s;
}

.top-right_link a:hover{
    color: #bb806a;
    transform: scale(1.1);
    transition: 0.15s;
}


.top-right_tg {
    width: 150px;
    display: flex;
    align-items: center;
    border: 1px solid #202020;
    border-radius: 5px;
    padding: 5px 15px 5px 15px;
    font-size: 15px;
    transition: 0.4s;
}

.top-right_tg:hover a{
    color: white;
    font-weight: bolder;
}

.top-right_tg:hover {
    justify-content: center;
    background-color: #bb806a;
    border: 1px solid #bb806a;
    transition: 0.4s;
}

.top-right_tg:hover img{
    display: none;
}

.top-right_tg a{
    text-decoration: none;
    color: #202020
}

.top-right_tg img{
    width: 15px;
    margin: 0px 10px 0px 0px;
}


.header-main {
    display: flex;
    align-items: center;
    height: 550px;
}
.header-main_left {
    width: 725px;
}
.main-left_title {
    width: 900px;
    font-size: 60px;
    font-family: "GTB";
    color: #202020;
}
.main-left_title span{
    color: #bb806a;
}
.main-left_citation {
    margin: 30px 0px 0px 0px;
    font-size: 26px;
    font-weight: 600;
    width: 800px;
    color: #202020;
}


.header-main_right {
    min-width: 670px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.main-right_test {
    display: flex;
    position: absolute;
    justify-content: center;
    width: 270px;
    border: 1px solid #202020;
    background-color: #202020;
    border-radius: 50%;
    padding: 120px 0px 120px 0px;
    font-size: 20px;
    transition: 0.3s;
    margin: 0px 300px 70px 0px;
}
.main-right_test:hover{
    background-color:#bb806a;
}


.main-right_prof {
    display: flex;
    position: absolute;
    justify-content: center;
    width: 270px;
    border: 1px solid #202020;
    border-radius: 50%;
    padding: 120px 0px 120px 0px;
    font-size: 20px;
    transition: 0.3s;
    margin: 0px 0px 250px 400px;
}

.main-right_prof:hover{
    background-color:#bb806a;
}

.main-right_prof:hover a{
    color: white;
}

.main-right_test a{
    color: white;
    text-decoration: none;
}
.main-right_prof a{
    color: #202020;
    text-decoration: none;
}
.main-right_img {
    position: absolute;
    margin: 237px 0px 0px -40px;
}
.main-right_img img{
    width: 850px;
    border-radius: 0px 0px 0px 15%;
}

/* ОСНОВНОЙ БЛОК */
.main {
    margin: 100px 0px 30px 0px;
    display: flex;
    align-items: center;
    flex-direction: column;
    font-family: "GT";
    transition: 0.3s;
    width: 1400px;
}

.main-list_items {
      display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-evenly;
}

.list-item {
    display: inline-block;
    transition: 0.3s;
    margin: 0px 0px 50px 0px;
}
.list-item:hover{
   transition: 0.3s;
   transform: translateY(-10px);
   box-shadow: 1px 1px 30px #bb806ada;
}
.item-img {
    height: 265px;
}
.item-description{
    border: 10px solid #bb806ada;
    border-image: linear-gradient(to right top, #dacdc1, #9c7967, #dacdc1);
    border-image-slice: 1;
    border-top: 0px;
    display: flex;
    flex-direction: column;
    align-items: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: #f0f0f2;
}
.item-img img {
    z-index: 1;
    width: 400px;
    height: 265px;
    object-fit: cover;
}
.item-title {
    margin: 40px 0px 20px 0px;
    font-size: 50px;
    font-family: "BNB";
    width: 300px;
    line-height: 0.9;
    display: flex;
    justify-content: center;
}
.item-title:hover{
    cursor:default;
}
.item-list_prof {
    display: flex;
    flex-direction: column;
    width: 300px;
    margin: 0px 0px 30px 0px;
}

.item-list_prof a{
    text-decoration: none;
    color: #202020;
    font-size: 20px;
    margin: 0px 0px 7px 0px;
}

.item-list_prof a:hover{
    font-weight: bold;
}


.top-right_link.active a {
    color: #bb806a;
    font-weight: bold;
}

/* ПОДВАЛ */
.footer {
    width: 1536px;
}
.footer-top {
    border-radius: 30px 30px 0px 0px;
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: #f0f0f2;
    height: 250px;
}
.footer-top_title {
    color: white;
    font-size: 120px;
    font-family: "GTB";
    margin: 0px 0px 20px 0px;
}
.footer-top_up a{
    display: inline-block;
    color: rgb(198, 198, 198);
    text-decoration: none;
    font-family: "GTB";
    font-size: 20px;
    transition: 0.3s;
}
.footer-top_up a:hover{
    transform: scale(1.1);
    color: rgb(143, 143, 143);
}
.footer-buttom {
    background-color: #202020;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}
.copyright {
    color: white;
    font-family: "GT";
}