* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  list-style: none;
  text-decoration: none;
}
h1,h2,h3{
    margin: 0;
    padding: 0;
    font-size: inherit;
    font-weight: inherit;
    line-height: inherit;
  }
body{
    font-family: open Sans;
    height: 100%;
    overflow-x: hidden; 
}
.header_navigation_menu a{
    color: #676770;
}
header{
    position: fixed;
    background-color: white;
    width: 100%;
    z-index: 3;
    top: 0;
    
}
.header_navigation_menu{
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0px 15px 0px 15px;
}

.header_navigation_menu_list{
display: flex;
gap: 40px;

}
.header_navigation_menu{
justify-content: flex-end;
}
.header_navigation_menu_list {
    position: relative;

}
.dropdown_menu{
 visibility: hidden;
    position: absolute;
    width: 170px;
    transition: opacity 0.3s ease;
    border-radius: 10px;
    text-align: center;
    padding-top: 15px;
}
.dropdown_menu {

}

.dropdown_menu li {
    background-color: white; /* Сам список с фоном */
}

.header_navigation_menu_list li:nth-child(1):hover .dropdown_menu {
    visibility: visible
}
.dropdown_menu li{
padding: 10px;
font-size: 16px;
color: #333;
cursor: pointer;
transition: background-color 0.3s ease, padding-left 0.2s ease;

}
.dropdown_menu li:nth-child(1) {
    border-top-left-radius: 10px;
    border-top-right-radius: 10px;
}

.dropdown_menu li:nth-child(3) {
    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
}

.dropdown_menu li:hover{
    background-color: #0082f3;
    color: white;
    padding-left: 25px;

}
.dropdown_menu li:nth-child(3){
position: relative;
}
.dropdown_menu_sub{
    position: absolute;
    left: 170px; 
    top: 0;
    width: 170px;
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    z-index: 2;
    display: none;
    transition: opacity 0.3s ease;
}
.dropdown_menu li:nth-child(3):hover .dropdown_menu_sub{
    display: block;
}
.dropdown_menu li:nth-child(3):hover {
    background-color: #0074d9; 
    color: white;
}

.dropdown_menu_sub li:hover {
    background-color: #0082f3;
    color: white;
}


.dropdown_menu li, .dropdown_menu_sub li {
    font-family: 'Arial', sans-serif;
    font-weight: 400;
    color: #333;
}

.dropdown_menu_sub li {
    padding: 10px 20px;
}

.header_link:hover{
    color: #0082f3;
    transition: 0.6s;
}


.burger_menu{

position: relative;
z-index: 50;
width: 30px;
height: 18px;
display: none;
justify-content: flex-end;

align-items: center;
}
.burger_menu span{
    height: 2px;
    width: 80%;
    background-color: black;
    
}
.burger_menu::before, .burger_menu::after{
    position: absolute;
    content: '';
    height: 2px;
    width: 80%;
    background-color: black;
    transition: all 0.3s ease 0s;
}
.burger_menu::before{
    bottom: 0px;
}
.burger_menu::after{
    top: 0px;
}
.burger_menu.active span{transform: scale(0);}
.burger_menu.active::before{
    bottom:35%;
   transform: rotate(-45deg) translate(0, -50%);
}
.burger_menu.active::after{
    top:50%;
    transform: rotate(45deg) translate(0, 50%);
}

@media(max-width:950px){
.burger_menu{
display: flex;
position: fixed;
position: absolute;
top: 20px;
right: 10px;
margin-right: 20px;

 }
 .header_navigation_menu_title, .header_link {
    font-family: 'Arial', sans-serif;
    font-weight: 400;
    color: #333;
    position: relative;
}

 .header_navigation_menu{
    position: fixed;
    background: radial-gradient(circle, rgba(238,174,202,1) 0%, rgba(148,187,233,1) 100%);
    left: -100%;
    width: 50%;
    height: 100%;
    z-index: 50;
    padding-top: 20px ;
    padding-left: 20px;
    flex-direction: column;
    transition: left 0.5s ease-in-out;
 }
.header_overlay{
    position: fixed;
    top: 0;
    left: 0;
    height: 60px;
    width: 100%;
    background-color: #fff;
}
 .header_navigation_menu.open{
    left: 0;
 }

 .header_navigation_menu_list{
    left: -100%;
    position: fixed;
    top: 0;
    flex-direction: column;
    padding-top: 20px ;
    padding-left: 20px;
    width: 90px;
    transition: left 0.5s ease-in-out;
 }

 .header_navigation_menu_list.open{
    left: 0;
 }
 .header_navigation_menu_title{
    position: absolute;
    top: 5px;
    left: 11px;
    font-size: 25px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: #676770;
 }
  body.lock{
    overflow: hidden;
  }

.dropdown_menu{
    position: absolute;
    left: 90px;
    top: 10px;
    
}
.main_content{
    min-width: 100%;
}
.header_container_2{
    max-width: 940px;
}
}

.header_container{
    position: relative;
}

.header_navigation_menu_title{
    position: absolute;
    margin-top: 10px;
    left: 11px;
    font-size: 25px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: #676770;
    font-weight: 400;

}
.header_navigation_menu_title a{ 
    color: #676770;

}
.header_container{
    max-width: 940px;
    margin: auto;
}
.main_content{
    background: url(/img/unsplash_kwXwZxKVgao.png);
    background-size: cover;
    background-position: center;
    padding: 200px 0px 200px;
    color: #fff;
    width: 100%;
}
.wrapper_main_content{
    max-width: 940px;
    margin: auto;
    text-align: center;
}
.main_content_title{
    font-size: 59px;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    margin-bottom: 106px;
    letter-spacing: 0.12em;
}
.special_button{
padding: 12px 30px;
background: #69b9ff;
text-transform: uppercase;
border-radius: 5px;
letter-spacing: 0.12em;
margin-right: 20px;
}
.ordinary_button{
    
    padding: 12px 30px;
    border: 1px solid white;
    text-transform: uppercase;
    border-radius: 5px;
    letter-spacing: 0.12em;
}

.header_link_main{
    color: white;
}
.special_button:hover{
 opacity: 0.8;
 transition: 0.3s;
}
.ordinary_button:hover{
    opacity: 0.8;
    transition: 0.3s;

    
}
.main_description_part_wrapper{
    max-width: 940px;
    margin: auto;
    text-align: center;
}
 img{


}
.main_description_part_title {
font-size: 30px;
letter-spacing: 0.17em;
text-transform: uppercase;
color: #676770;
margin-top: 77px; ;
margin-bottom: 17px;
}
.main_description_part_subtitle {
font-size: 17px;
letter-spacing: 0.18em;
text-transform: uppercase;
color: #8e8e9c;
margin-bottom: 62px;
}
.block_cards{
display: flex;
padding-bottom: 80px;
gap: 20px;
}
.block_title{
    font-size: 20px;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: #676770;
    margin-top: 19px;
    margin-bottom: 14px;
}
.block_subtitle{
font-size: 14px;
line-height: 179%;
color: #6a859c;

}
.block_1 {
    border: 1px solid #dcebf7;
    border-radius: 5px;
    padding:36px 16px 23px 16px;
width: 33%;

}
.block_2 {
    border: 1px solid #dcebf7;
    border-radius: 5px;
    padding:36px 16px 23px 16px;
    width: 33%;

}
.block_3 {
    border: 1px solid #dcebf7;
    border-radius: 5px;
    padding:36px 16px 23px 16px;
    width: 33%;
 
}
.main_decription_part_2 {
    background: #192024;
    color: #fff;
}
.main_decription_part_2_title {
    padding-top: 77px;
    font-size: 20px;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: #676770;
    margin-top: 19px;
    margin-bottom: 17px;
    color: #fff;
}
.main_decription_part_2_subtitle {
    font-size: 17px;
    line-height: 118%;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: #e8e8e8;
}
.main_decription_part_2_cards {
    display: flex;
    
    justify-content: center;
    margin-top: 60px;
padding-bottom: 96px;
}
.main_decription_part_2_card_1 {
    
 
}
.main_decription_part_2_card_1_title {
font-size: 20px;
letter-spacing: 0.35em;
text-transform: uppercase;
margin: 19px 0px 23px 0px;
}
.main_decription_part_2_card_1_subtitle {
    padding-bottom:30px ;
    font-size: 14px;
line-height: 179%;

padding: 0px 30px 30px 30px;
}
.ordinary_button {
}
.header_link_main {
}
.main_decription_part_2_card_2 {
}
.main_decription_part_2_card_1_img{

}
@media (max-width: 950px) {
    .main_decription_part_2_cards {
flex-wrap: wrap;
    }
    .block_cards{
        display: flex;
        flex-direction: column; /* Располагаем элементы в колонку */
        align-items: center; /* Центрируем карточки */
        gap: 20px; 
        width: 100%;
        }
    .main_decription_part_2_card_2_img{
padding-top: 50px;
    }
    .main_content{
        width: 100%;
    }
    .footer_credits_blocks{
        padding: 0px 15px 0px 15px;
       
        
    }

    img {
        max-width: 100%; /* Картинка занимает ширину контейнера */
    }
    .block_1, .block_2,.block_3{
        width: 100%;
    }
    .main_content{
        min-width: 840px;
        background: url(./img/unsplash_kwXwZxKVgao.png);
        background-size: cover;
        background-position: center;
        padding: 200px 0px; /* Ваша высота */
        color: #fff;

    }
    .main_description_part{
        min-width: 840px;
    }
    .main_decription_part_2{
        min-width: 840px;
    }
    .main_decription_part_3{
        min-width: 840px;
    }
    .footer_credits{
        min-width: 840px;
    }
    .end_footer{
        min-width: 840px;
    }
}

.main_decription_part_2_card_2_title {
    font-size: 20px;
letter-spacing: 0.35em;
text-transform: uppercase;
margin: 19px 0px 23px 0px;

}
.main_decription_part_2_card_2_subtitle {
font-size: 14px;
line-height: 179%;
padding-bottom:30px ;
padding: 0px 30px 30px 30px;
}
.main_decription_part_3 {

}
.wrapper_main_content {
}
.Tab_button{
    font-size: 16px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #fff;
    background: #92a0ad;
    padding: 1px 30px 1px 30px;
    border-radius: 5px;
}
.Tab_button:hover{
    background: #2e80b6;
    transition: 0.3s;
}
.main_decription_part_3_buttons{
    display: flex;
    gap: 16px; 
    margin-bottom: 52px;
    justify-content: center;
    flex-wrap:wrap ;
}

.main_decription_part_3_title_1 {
    margin-top:77px ;
font-size: 30px;
letter-spacing: 0.17em;
text-transform: uppercase;
color: #676770;
margin-bottom: 17px;
}
.main_decription_part_3_subtitle_1 {
font-size: 17px;
letter-spacing: 0.18em;
text-transform: uppercase;
color: #8e8e9c;
margin-bottom:72px ;
}
.main_decription_part_3_title_2 {
position: relative;
font-size: 31px;
color: #676770;
margin-top: 16px;
margin-bottom: 14px;
}
.main_decription_part_3_title_2::before{
content: '';
position: absolute;
border: 1px solid black;
width: 120px;
bottom: 0px;


}
.main_decription_part_3_subtitle_2 {
    font-size: 13px;
    line-height: 192%;
    color: #6a859c;
    padding: 0px 115px 90px 115px;
}

.footer_credits {
}
.wrapper_main_content {
}
.footer_credits_blocks {
    display: flex;
    justify-content: space-between;
    text-align: left;
    padding-bottom: 73px;
}

.footer_credits_block_1 {
    width: 33%;
}

.footer_credits_title {
font-size: 18px;
letter-spacing: 0.22em;
text-transform: uppercase;
color: #676770;
margin-bottom:25px ;

}
.footer_credits_subtitle {
font-size: 14px;
line-height: 179%;
color: #6a859c;
padding-right: 15px;
}
.footer_credits_block_2 {
    width: 33%;
    padding-right: 15px;
}
.useful_links a{
    font-size: 13px;
    color: #668cad;
    
}
.useful_links li{
    padding-top: 5px;
padding-bottom: 12px;
border-bottom:1px solid #d5d5e0; 

}
.footer_credits_block_3 {
    width: 33%;
    flex-direction: column;     
    justify-content: center;
}

.social_media a{
font-size: 13px;
color: #668cad;

align-items: center;

}
.social_media img{
    align-items: center;
    padding-bottom: 3px;
    padding-right:11px ;
}
.social_media li {
    display: flex;
    align-items: center; 
    
}
.social_media li a {
    font-size: 13px;
    color: #668cad;
    position: relative; 
    display: inline-block;
    padding-bottom: 12px; 
    padding-top: 6px;
}

.social_media li a::after {
    content: ""; 
    position: absolute;
    left: 0;
    bottom: 0;
    width: 250px; 
    height: 1px; 
    background-color: #d5d5e0; 
}
.end_footer {
    background: #383838;
}
.end_footer_title {
    font-size: 15px;
    text-align: center;
    color: #9e9e9e; 
    padding: 40px 0px 40px 0px;
}