@import url('https://fonts.googleapis.com/css2?family=Nunito:ital,wght@0,200..1000;1,200..1000&display=swap');

:root {
    --white-color: #ffffff; 
    --primary-color: #0033CC;
    --secundary-color: #F2F5FE;
}

html {
    scroll-behavior: smooth;
}

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

body {
    font-family: "Nunito", sans-serif;
    background-color: var(--white-color);
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

nav {
    top: 0;
    z-index: 1;
    width: 100%;
    display: flex;
    position: fixed;
    padding: 28px 160px;
    align-items: center;
    justify-content: space-between;
    background-color: var(--white-color);
}

nav ul {
    gap: 58px;
    display: flex;
    font-size: 28px;
    font-weight: 600;
}

nav ul li {
    cursor: pointer;
}

nav ul li:after {
    content: '';
    display:block;
    border-radius: 8px;
    transform: scaleX(0);  
    transition: transform 250ms ease-in-out;
    border-bottom: solid 7px var(--primary-color);  
}

nav ul li:hover:after { 
    transform: scaleX(1); 
}

.light-text {
    font-weight: 600;
    color: var(--primary-color);
}

section {
    top: 110px;
    position: relative;
    scroll-margin-top: 110px;
}

.s1-container {
    display: flex;
    padding: 0 160px;
    margin-top: 13px;
    align-items: center;
    justify-content: space-between;
}

.s1-container h1 {
    font-size: 80px;
    font-weight: 800;
}

.s2-container {
    gap: 46px;
    display: flex;
    align-items: center;
    padding: 40px 160px 0;
    background-color: var(--secundary-color);
}

.s2-container h2 {
    font-size: 42px;
    font-weight: 900;
    line-height: 57px;
    margin-bottom: 44px;
}

.s2-container p {
    font-size: 38px;
    max-width: 710px;
    font-weight: 400;
    line-height: 51px;
    margin-bottom: 32px;
}

.s2-container img {
    align-self: flex-end;
}

.s3-tool {
    right: 150px;
    position: absolute;
    margin-top: -685px;
}

.s3-container {
    gap: 140px;
    display: flex;
    align-items: center;
    padding: 70px 0 180px;
    flex-direction: column;
    justify-content: center;
    background-color: var(--primary-color);
}

.s3-container h2 {
    font-size: 40px;
    font-weight: 800;
    line-height: 54px;
    color: var(--white-color);
    max-width: 700px;
    text-align: center;
}

.s3-container .s3-cards {
    gap: 135px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
}

.s3-cards .s3-card {
    width: 352px;
    height: 376px;
    padding: 20px 30px;
    border-radius: 16px;
    background-color: var(--white-color);
}

.s3-card:hover {
    transform: scale(1.015);
}

.s3-card .s3-img {
    height: 142px;
    margin-bottom: 14px;
}

.s3-card h3 {
    font-size: 24px;
    color: #171717;
    font-weight: 600;
    line-height: 23px;
    margin-bottom: 14px;
}

.s3-card p {
    font-size: 16px;
    color: #7D7D7D;
    font-weight: 600;
    line-height: 24px;
}

.s3-ia p {
    max-width: 247px;
}

.s3-ml p {
    max-width: 268px;
}

.s3-it p {
    max-width: 285px;
}

.s4-container {
    display: flex;
    align-items: center;
    flex-direction: column;
    padding: 144px 0 262px;
}

.s4-container h1 {
    font-size: 70px;
    font-weight: 700;
    line-height: 95px;
    margin-bottom: 10px;
}

.s4-container p {
    font-size: 30px;
    font-weight: 400;
    max-width: 883px;
    line-height: 40px;
    text-align: center;
    margin-bottom: 108px;
}

.s4-container .s4-logos {
    row-gap: 50px;
    display: flex;
    flex-wrap: wrap;
    column-gap: 80px;
    align-items: center;
    justify-content: center;
}

.s4-logos .thelab-logo {
    margin-top: 22px;
}

.s4-logos img {
    max-width: 200px;
}

footer {
    display: flex;
    flex-direction: column;
    padding: 112px 160px 34px;
    background-color: var(--secundary-color);
}

.f-company-info {
    margin-bottom: 16px;
}

.f-company-info .f-info {
    gap: 17px;
    display: flex;
    align-items: center;
}

.f-company-info p {
    font-size: 20px;
    color: #191919;
    font-weight: 600;
    line-height: 51px;
}

footer .f-copy {
    font-size: 16px;
    color: #191919;
    font-weight: 400;
    line-height: 51px;
    align-self: center;
}

.hidden-desktop {
    display: none;
}


@media(max-width: 1480px) {
    .s1-container h1 {
        font-size: 60px;
    }

    .s1-container img {
        max-width: 500px;
    }

    .s2-container img {
        max-width: 500px;
        align-self: flex-end;
    }

    .s2-container .s2-about-company {
        margin-bottom: 50px;
    }

    .s2-container p {
        font-size: 24px;
        line-height: 36px;
    }

    .s3-tool {
        max-width: 150px;
        margin-top: -714px;
    }

    .s3-cards {
        gap: 90px !important;
    }
}

@media(max-width: 1250px) {
    nav, .s1-container, .s2-container, footer {
        padding-left: 90px;
        padding-right: 90px;
    }

    .s3-cards {
        gap: 32px !important;
    }
}

@media(max-width: 1120px) {
    .hidden-desktop {
        display: block;
    }

    nav {
        padding: 0;
        align-items: flex-start;
    }

    nav .nav-logo {
        margin-top: 22px;
        margin-left: 90px;
    }

    nav .hamburguer {
        width: 32px;
        height: 30px;
        fill: #43525A;
        margin-top: 22px;
        margin-right: 18px;
    }

    nav ul {
        gap: 0;
        top: 68px;
        width: 100%; 
        height: 100vh;
        text-align: center;
        position: absolute;
        flex-direction: column;
        background-color: #ffffff;
      }
    
    nav ul a {
        display: block;
        padding: 10px;
        margin-top: 22px;
        margin-left: 18px;
    }

    .hamburger {
        display: block;
    }

    #nav-menu.hidden {
        display: none;
    }

    #nav-menu {
        display: flex;
    }

    .hidden {
        display: none;
    }

    section {
        scroll-margin-top: 68px;
    }

    .s3-tool {
        right: 50px;
        margin-top: -950px;
    }
}

@media(max-width: 930px) {
    img {
        max-width: 100% !important;
    }

    nav img {
        width: 162px;
        height: 41px;
    }

    nav .nav-logo {
        margin-left: 18px;
    }

    .s1-container, .s2-container, .s3-container, .s4-container {
        width: 100%;
        align-items: center;
        flex-direction: column;
    }

    .s1-container {
        padding-left: 1rem !important;
        padding-right: 1rem !important;
    }

    .s1-container h1 {
        font-size: 32px;
        max-width: 380px;
        line-height: 34px;
        text-align: center;
        margin-bottom: 38px;
    }

    .s2-container  {
        gap: 28px;
        padding: 50px 34px 0;
        flex-direction: column-reverse;
    }

    .s2-container .s2-logo {
        width: 54px;
    }

    .s2-container h2 {
        font-size: 28px;
        line-height: 34px;
    }

    .s2-about-company {
        margin-bottom: 0 !important;
    }

    .s2-container p {
        font-size: 24px;
        line-height: 33px;
    }

    .s3-container {
        gap: 52px;
        padding: 90px 16px 82px;
    }

    .s3-tool {
        right: 0;
        width: 126px;
        margin-top: -1480px;
    }

    .s3-img {
        height: 142px;
    }

    .s3-container h2 {
        font-size: 28px;
        line-height: 32px;
        text-align: center;
    }

    .s3-cards {
        gap: 32px !important;
        flex-direction: column;
    }

    .s3-cards, .s3-card {
        max-width: 100%;
    }

    .s3-card .s3-img {
        width: 138px;
        height: 142px;
    }

    .s3-img img {
        max-width: 100%;
        max-height: 100%;
        width: fit-content;
        height: fit-content;
    }

    .s4-container {
        padding: 108px 16px 150px;
    }

    .s4-container h1 {
        font-size: 40px;
        line-height: 40px;
        text-align: center;
        margin-bottom: 16px;
    }

    .s4-container p {
        font-size: 20px;
        max-width: 346px;
        line-height: 27px;
        margin-bottom: 46px;
    }

    .s4-container .s4-logos {
        gap: 59px;
        flex-wrap: wrap;
    }
    
    .s4-container img {
        max-width: 139px !important;
        max-height: 87px;
    }

    footer {
        margin-top: 110px;
        padding: 42px 16px 32px;
    }

    footer .f-company-info {
        gap: 20px;
        padding-left: 14px;
        padding-right: 14px;
    }

    .f-company-info .f-info {
        margin-top: 20px;

    }

    .f-info p {
        line-height: 30px;
    }

    footer .f-copy {
        line-height: 22px;
        margin-top: 14px;
        margin-bottom: 14px;
    }
}