@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&display=swap');

:root {
    --blue:#6F2CFF;
    --black:#1C1C1C;
}

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Roboto', sans-serif;
}
ul li {
    list-style: none;
}
a {
    text-decoration: none;
}

.container {
    width: 80%;
    margin:0 auto;
}

/* header */

.header {
    width: 100%;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: fixed;
    top:0;
    left: 0;
    z-index: 2;
    padding: 15px 20px;
    box-shadow: 0px 10px 15px 0px rgba(0,0,0,0.1);
}
.nav__list {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav__list-item {
    padding: 10px 30px;
}
.nav__list-link {
    font-weight: 400;
    font-size: 14px;
    line-height: 14px;
    color: #1C1C1C;
}
.book-demo-btn {
    padding: 15px 30px;
    background: var(--blue);
    border-radius: 20px;
    font-weight: 400;
    font-size: 14px;
    line-height: 14px;
    color: #FFFFFF;
    margin-right: 20px;
}


/* main */

.main {
    background-image:url('../images/header-bg.png');
    background-position: top center;
    background-size: cover;
    height: 100vh;
}
.main-content {
    width: 500px;
    padding: 200px 0;
}
.main-content p.title {
    font-weight: 400;
    font-size: 15px;
    line-height: 21px;
    color: #000000;
    margin-bottom: 15px;
}
.main-content h1{
    font-weight: 700;
    font-size: 54px;
    line-height: 61px;
    color: #000000;
    margin: 0;
}
.main-content h2 {
    font-weight: 700;
    font-size: 54px;
    line-height: 54px;
    color: var(--blue);
}
.main-content .description {
    font-weight: 400;
    font-size: 18px;
    line-height: 30px;
    color: #000000;
    margin-top: 30px;
}
.demo-btn {
    position: relative;
}
.demo-btn input{
    width: 100%;
    padding: 20px;
    background: #FFFFFF;
    border: 1px solid #6F2CFF;
    border-radius: 27.5px;
    font-weight: 400;
    font-size: 15px;
    line-height: 21px;
    color: rgba(0, 0, 0, 0.27);
}

.demo-btn a {
    position: absolute;
    top: 0;
    bottom: 0;
    right: 0;
    border-radius: 0px 27.5px 27.5px 0px;
    background: var(--blue);
    padding: 20px 60px;
    font-weight: 400;
    font-size: 15px;
    line-height: 21px;
    color: #FFFFFF;
}
/* class brands */
.brands {
    padding-top: 35px;
    padding-bottom: 100px;
    text-align: center;
}
.brands h3 {
    font-weight: 700;
    font-size: 18px;
    line-height: 30px;
    text-align: center;
    color: var(--black);
}
.brand-images {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 20px;
}
.brand-link {
    font-weight: 700;
    font-size: 16px;
    line-height: 24px;
    color: var(--black);
    position: relative;
    margin-top: 2px;
}
.brand-link::after {
    content: " ";
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: var(--blue);
    bottom: 0;
    left: 0;
}
/* solutions */

.solutions {
    padding: 20px 0;
}
.solution-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-align: center;
}
.solution-left {
    flex-basis: 45%;
    margin-bottom: 100px;
}
.solution-left h3 {
    font-weight: 700;
    font-size: 40px;
    line-height: 45px;
    color: var(--black);
    margin-bottom: 60px;
}
.solution-btns {
    margin-bottom: 60px;
}
.solution-left p {
    font-weight: 400;
    font-size: 15px;
    line-height: 30px;
    color: #000;
}
.solution-left >a {
    font-weight: 400;
    font-size: 15px;
    line-height: 15px;
    color: #000;
    border-bottom: 1px solid #000;
}
.solution-right  {
    flex-basis: 50%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    padding: 20px;
    
}
.solution-right .solution-item {
    box-shadow: 0px 10px 15px 0px rgba(0,0,0,0.1);
    flex-basis: 200px;
    padding:20px 10px;
    margin-top: 10px;
}
.solution-right .solution-item h2{
    font-weight: 700;
    font-size: 40px;
    line-height: 45px;
    color: #000;
    margin-bottom: 15px;
}   

.solution-right .solution-item p {
    font-weight: 400;
    font-size: 15px;
    line-height: 22px;
    color: #000;
}

/* customers */
.customers-content {
    padding: 50px 0;
    text-align: center;
}
.customers-content h3 {
    font-weight: 700;
    font-size: 40px;
    line-height: 45px;
    color: #000;
    margin-bottom: 22px;
}
.customers-content p {
    font-weight: 400;
    font-size: 18px;
    line-height: 30px;
    color: #000;
}
.customers-list {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
}
.customers-item {
    padding: 30px;
}
.customers-item img {
    margin-bottom:40px;
}
.customers-item h4 {
    font-weight: 700;
    font-size: 19px;
    line-height: 23px;
    color: #000;
    margin-bottom: 16px;
}
.customers-item p {
    font-weight: 400;
    font-size: 15px;
    line-height: 15px;
    color: #000;
}

/* case studies */

.case-studies {
    background: #F5F5F5;
    padding: 90px 0;
    text-align: center;
}

.case-studies-content h3 {
    font-weight: 700;
    font-size: 40px;
    line-height: 45px;
    margin-bottom: 28px;
}

.case-studies-content p {
    font-weight: 400;
    font-size: 15px;
    line-height: 30px;
    margin-bottom: 90px;
}
.case-studies-content .case-btns {
    margin-top: 76px;
}
.case-btns a {
    display: inline-block;
    padding: 20px 60px;
    border-radius: 30px;
}
.case-btn {
    background-color: #fff;
    color: var(--blue);
}
/* resources  */

.resources-content {
    padding: 90px 0;
    text-align: center;
}

.resources-content h3 {
    font-size: 40px;
    line-height: 45px;
    text-align: center;
}
.resources-list {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}
.resources-item {
    padding: 35px;
    flex-basis: 30%;
}
.resources-item  h4 {
    font-weight: 700;
    font-size: 19px;
    line-height: 45px;
}
.resources-item p {
    font-weight: 400;
    font-size: 15px;
    line-height: 22px;
}
/* footer */

.footer-content h4 {
    font-weight: 400;
    font-size: 16px;
    line-height: 45px;
    text-align: center;
    color: var(--black);
    margin-bottom: 20px;
}
.social-media {
    text-align: center;
    padding: 10px;
    margin-bottom: 40px;
}

.social-media a {
   margin-right: 20px;
}

.footer-bg {
    background-color: #20003C;
    padding: 50px;
}
.footer-bg-info {
    display: flex;
}
.footer-links {
    flex-basis:16%;
}
.footer-links h5 {
    font-weight: 700;
    font-size: 16px;
    line-height: 21px;
    color: #fff;
    margin-bottom: 30px;
}
.footer-links a {
    font-weight: 400;
    font-size: 14px;
    line-height: 18px;
    color: #fff;
    display: block;
    margin-bottom: 11px;
}
.footer-idea {
    margin-top: 50px;
}
.copyright  {
    text-align: center;
}
.copyright img {
    margin-bottom: 24px;
}
.copyright  p {
    color: #fff;
}


/* responsive web design */
@media only screen and (max-width:768px) {
    .book-demo-btn {
        padding: 5px 15px;  
    }
    
    .nav__list {
        display: none;
    }
    .container {
        width: 90%;
    }
    .main-content {
        width: 100%;
    }
    .main-content h1 {
        font-size: 30px;
        line-height:10px;
    }
    .main-content h2 {
        font-size: 20px;
    }
    .main-content .description {
        font-size: 15px;
    }
    .main-content .description {
        margin-top: 0;
    }
    .demo-btn {
        margin-top: 20px;
    }
    .demo-btn input {
        padding: 15px;
    }
    .demo-btn a {
        padding: 15px;
    }
    .brand-images {
        flex-direction: column;
    }
    .solution-content {
        flex-direction: column;
    }
    .solution-left h3  {
        font-size: 25px;
        line-height:30px;
    }
    .solution-right {
        flex-direction: column;
        box-sizing: border-box;
    }
    .customers-list {
        flex-direction: column;
    }
    .case-studies-content img  {
        width: 100%;
    }
    .case-btns a {
        margin: 10px 0;
        padding: 20px 40px;
    }
    .resources-list{
        flex-direction: column;
    }
    .footer-bg-info {
        flex-direction: column;
    }
}