@font-face {
    font-family: china;
    src: url(/TWKLausanne-300.woff2);
}

*,
*::after,
*::backdrop {
    box-sizing: border-box;
    padding: 0;
    margin: 0;
    font-family: china;
}

html,
body {
    width: 100%;
    height: 100%;
}

body {
    overflow-x: hidden;
}

::selection {
    background: #000;
    color: #B9FF66;
}

section {
    width: 100%;
    min-height: 100%;
    position: relative;
}

nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 30px;
}

.part2 {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

nav h1 {
    font-size: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    font-family: monospace;
}

nav h1 i {
    display: inline-block;
    transform: rotate(45deg);
    font-size: 50px;
}

nav h4 {
    font-size: 20px;
    font-weight: 500;
}

nav .requestBtn {
    padding: 15px 20px !important;
    font-size: 18px;
    border-radius: 10px;
    border: 1px solid black;
    font-weight: 600;
    padding: 25px;
    cursor: pointer;
    background: #fff;
}

.center {
    height: 85%;
    width: 100%;
    display: flex;
    align-items: center;
    padding: 50px 30px;
}

.center-part1,
.center-part2 {
    height: 100%;
    width: 50%;
}

.center-part2 {
    position: relative;
}

.center-part1 h1 {
    font-size: 59px;
    line-height: 1.2;
    font-family: monospace;
}

.center-part1 {
    margin-right: 50px;
}

.center-part2 {
    margin-left: 50px;
    width: 50%;
}

.center-part1 p {
    line-height: 1.1;
    font-size: 25px;
    margin-top: 15px;
    margin-bottom: 25px;
    font-family: 'Times New Roman', Times, serif;
}

.center-part1 button {
    background: #000;
    color: #fff;
    border-radius: 10px;
    padding: 15px 30px;
    font-size: 20px;
    border: none;
    font-weight: 600;
    cursor: pointer;
}

.center-part2 img {
    width: 100%;
}

.section1bottom {
    display: flex;
    align-items: center;
    gap: 50px;
    justify-content: space-between;
    padding: 30px 100px;
}

.section1bottom img {
    width: 140px;
}

.section2 {
    padding: 40px;
}

.section2 .service,
.case-study {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 50px;
    padding: 20px 0;
}

.service h3,
.case-study h3 {
    background-color: #B9FF66;
    font-weight: 500;
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 40px;
    font-family: monospace;
}

.service p,
.case-study p {
    width: 40%;
    line-height: 1.2;
    font-size: 17px;
    font-weight: 500;
}

.container {
    padding: 40px 0;
    display: flex;
    justify-content: space-between;
    gap: 50px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
}

.elem {
    flex-shrink: 0;
    height: 300px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 3px solid black;
    border-radius: 30px;
    box-shadow: 0px 10px 0px black;
    padding: 20px;
    transform-origin: center;
    will-change: transform;
}

.elem-part1 {
    height: 100%;
    width: 50%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-direction: column;
}

.elem-part2 {
    height: fit-content;
    width: 50%;
}

.elem-part2 img {
    width: 100%;
}


.elem-part1 h2 {
    font-size: 30px;
    font-family: monospace;
    width: 80%;
    text-align: start;
    font-weight: 500;
    padding-left: 5px;
    border-radius: 5px;
    background: #B9FF66;
}

.elem-part1 h4 {
    display: flex;
    align-items: center;
    font-weight: 500;
    font-size: 25px;
    gap: 20px;
}

.elem-part1 h4 i {
    padding: 10px;
    background: #000;
    color: #fff;
    border-radius: 50%;
    font-weight: 900;
}

.black {
    background: #000;
}

.elem.black .elem-part1 h2 {
    font-size: 30px;
    font-family: monospace;
    width: 80%;
    text-align: start;
    font-weight: 500;
    padding-left: 5px;
    border-radius: 5px;
    background: #fff;
}

.elem.black .elem-part1 h4 {
    color: #fff;
}

.elem.black .elem-part1 h4 i {
    padding: 10px;
    background: #fff;
    color: #000;
    border-radius: 50%;
    font-weight: 900;
}

.elem .elem-part2 {
    height: 100%;
    width: 50%;
}

.elem .elem-part2 img {
    width: 100%;
}

.section3 {
    padding: 20px 40px;
}

.proposal-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0px 50px;
    background: #f2f2f2;
    border-radius: 50px;
    margin-bottom: 40px;
    position: relative;
}

.proposal-card .proposal-left {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 20px;
    width: 50%;
}

.proposal-left h4 {
    font-size: 35px;
    font-family: monospace;
}

.proposal-left p {
    font-size: 18px;
    line-height: 1.5;
}

.proposal-left button {
    width: max-content;
    background: #000;
    color: #fff;
    border-radius: 10px;
    padding: 15px 30px;
    font-size: 20px;
    border: none;
    font-weight: 600;
    cursor: pointer;
}

.section4 {
    height: 100%;
    width: 100%;
}

.case-study-section {
    margin-top: 50px;
}

.case-study-section .case-study-card {
    margin-top: 30px;
    background-color: #000;
    color: #fff;
    padding: 40px 50px;
    border-radius: 40px;
    display: flex;
    justify-content: space-between;
    gap: 40px;
}

.case-study-card .cs {
    text-align: justify;
    line-height: 1.5;
    font-size: 18px;
}

.cs-border {
    border-left: 2px solid #B9FF66;
    border-right: 2px solid #B9FF66;
    padding-left: 40px;
    padding-right: 40px;
}

.case-study-card .cs span {
    display: inline-block;
    color: #B9FF66;
    font-size: 22px;
    padding-top: 20px;
    cursor: pointer;
}

.cs span i {
    display: inline-block;
    color: #B9FF66;
    font-size: 22px;
    padding-top: 20px;
    cursor: pointer;
    rotate: "45deg";
}

#menuBtn {
    display: none
}

.closeBtn {
    display: none;
}

@media screen and (max-width: 1024px) {
    .center-part1 h1 {
        font-size: 46px;
    }

    .center-part1 {
        margin-right: 0;
    }

    .center-part2 {
        margin-left: 0;
        height: 400px;
    }

    .center-part2 img {
        height: 100%;
    }

    .center {
        height: auto;
        flex-direction: column;
        padding: 50px 30px;
    }

    .center-part1,
    .center-part2 {
        width: 100%;
    }

    .center-part2 {
        position: initial;
    }
}

@media screen and (max-width: 800px) {
    .container {
        grid-template-columns: repeat(1, 1fr);
    }

    #menuBtn {
        display: block;
        border: none;
        background: transparent;
        font-size: 25px;
        cursor: pointer;
    }

    nav {
        position: relative;
    }

    .part2 {
        display: none;
    }

    .part2.openMenu {
        display: flex;
        position: fixed;
        right: 0;
        top: 0;
        background: #000;
        color: #fff;
        height: 100%;
        justify-content: start;
        align-items: start;
        padding: 50px;
        z-index: 10;
        width: 300px;
        flex-direction: column;
    }

    .closeBtn {
        display: block;
        border: none;
        background: transparent;
        font-size: 25px;
        cursor: pointer;
        position: absolute;
        top: 20px;
        right: 20px;
        z-index: 11;
        color: #fff;
    }

    .section2 .service,
    .case-study {
        flex-direction: column;
        align-items: flex-start;
    }

    .service p,
    .case-study p {
        width: 100%;
    }
}

@media screen and (max-width:768px) {
    .proposal-card {
        flex-direction: column-reverse;
    }

    .proposal-card .proposal-left {
        width: 100%;
        padding-bottom: 20px;
    }

    .case-study-card {
        flex-direction: column;
    }

    .cs-border {
        border: none;
        padding: 0;
    }
}