* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    font-family: "Inter", sans-serif;
    text-decoration: none;
    list-style: none;
    scroll-behavior: smooth;
}

:root {
    --text-color: #fff;
    --bg-color: #1b1f24;
    --second-bg-color: #22282f;
    --main-color: #13bbff;
    --other-color: #c3cad5;

    --h1-font: 4.5rem;
    --h2-font: 2.9rem;
    --p-font: 1rem;
}

body{
    color: var(--text-color);
    background-color: var(--bg-color);
}

/* header start */
header{
    position: fixed;
    width: 100%;
    top: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 40px 16%;
    background: transparent;
    transition: all .5s ease;
}

.logo{
    font-size: 36px;
    color: var(--text-color);
    font-weight: 600;
}

span{
    color: var(--main-color);
}

.navlist{
    display: flex;
}

.navlist a{
    font-size: var(--p-font);
    font-weight: 500;
    color: var(--other-color);
    margin-left: 40px;
    transition: all .5s eases;
}

.navlist a:hover{
    color: var(--main-color);
    text-shadow: 3px 3px 20px var(--main-color), -2px 1px 30px var(--text-color);
}

#menu-icon{
    font-size: 35px;
    z-index: 10001;
    cursor: pointer;
    display: none;
}

.h-btn{
    display: inline-block;
    padding: 11px 26px;
    background: transparent;
    color: var(--main-color);
    border: 2px solid var(--main-color);
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    transition: all .5s ease;
}

.h-btn:hover{
    background: var(--main-color);
    color: var(--bg-color);
    box-shadow: 0 0 20px var(--main-color);
    transform: scale(1.1);
}
/* hader end */
section{
    padding: 110px 16%;
}

.hero{
    height: 100vh;
    width: 100%;
    background: url(../img/background.png);
    background-position: top right;
    background-size: cover;
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

.main-content h4{
    font-size: 1.6rem;

}

.main-content h1{
    font-size: var(--h1-font);
    margin: 20px 0px 20px;
    line-height: 1.2;
}

.main-content p{
    font-size: var(--p-font);
    font-weight: 400;
    width: 620px;
    max-width: 100%;
    color: var(--other-color);
    line-height: 30px;
    margin-bottom: 15px;
}

.social{
    margin-bottom: 40px;
}

.social i{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--main-color);
    border-radius: 50%;
    backdrop-filter: brightness(88%);
    font-size: 20px;
    margin-right: 17px;
    box-shadow: 0 0 20px transparent;
    cursor: pointer;
    transition: all .5s ease;
}

.social i:hover{
    transform: scale(1.1);
    box-shadow: 0 0 20px var(--main-color);
}

.btn{
    display: inline-block;
    padding: 11px 26px;
    background: var(--main-color);
    color: var(--bg-color);
    border: 2px solid var(--main-color);
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    transition: all .5s ease;
}

.btn:hover{
    background: transparent;
    color: var(--main-color);
    box-shadow: 0 0 20px var(--main-color);
}

.btn2{
    background: transparent;
    color: var(--main-color);
    border: 2px solid var(--main-color);
    margin-left: 15px;
    transition: all .5s ease;
}

.btn2:hover{
    background: var(--main-color);
    color: var(--bg-color);
}

header.sticky{
    background: var(--bg-color);
    box-shadow: 0 .1rem 1rem rgba(0, 0, 0, .2);
    padding: 16px 16%;
}


/* about start */
.about{
    background: var(--second-bg-color);
    display: grid;
    grid-template-columns: repeat(2,1fr);
    align-items: center;
    gap: 1rem;
}

.about-img img{
    width: 100%;
    height: 530px;
    max-width: 530px;
    border-radius: 50%;
    object-fit: cover;
    border: 7px solid var(--main-color);
    box-shadow: 0 0 20px var(--main-color);
}

.about-text{
    margin-left: 5rem;
}

.about-text h2{
    font-size: var(--h2-font);
    line-height: 1.3;
    margin-bottom: 20px;
}

.exp-area{
    margin-bottom: 50px;
}

.exp-area p{
    color: var(--text-color);
    font-weight: 600;
    font-size: 19px;
    line-height: 42px
}

.exp-area p span{
    color: var(--other-color);
    font-size: var(--p-font);
    font-weight: 400;
    margin-left: 8px;
    
}
/* about end */

/* services start */
.center-text{
    text-align: center;
}

.center-text h2{
    font-size: var(--h2-font);
}

.services-content{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px , auto));
    align-items: center;
    gap: 2.3rem;
    margin-top: 4.2rem;
}

.box{
    padding: 30px 40px 66px;
    background: #2d343f;
    border-radius: 28px;
    border: 1px solid transparent;
    box-shadow: 0 0 5px var(--main-color);
    transition: all .5s ease;
    cursor: pointer;
}

.box img{
    margin-bottom: 20px;
}

.box h3{
    font-size: 30px;
    font-weight: 700;
    margin-bottom: 10px;
}

.box p{
    font-size: var(--p-font);
    font-weight: 400;
    color: var(--other-color);line-height: 30px;
    line-height: 30px;
    margin-bottom: 10x;
    
}

.box a{
    display: inline-block;
    font-size: 22px;
    line-height: 1.273rem;
    font-weight: 700;
    padding: 7px 0;
    color: var(--text-color);
    border-bottom: 2px solid #5d6c83;
    margin-top: 10px;
    transition: all .5s ease;
}

.box i{
    vertical-align: middle;
    font-size: 25px;
    color: var(--main-color);
    margin-left: 5px;
}

.box a:hover{
    border-bottom: 2px solid var(--main-color);
}

.box:hover{
    border: 1px solid var(--main-color);
    transform: translateY(-5px) scale(1.03);
}

.box ol ol{
    margin-right: 20px;
}
.box ol{
    margin-right: 15px;
}
.box ol li{
    position: relative;
    line-height: 1.5;}

.box ol li::after{
    position: absolute;
    content: "";
    top: 9px;
    right: -17px;
    height: 10px;
    width: 10px;
    border-radius: 50%;
    color: var(--main-color);
    background: var(--main-color);
}

/* services end */
/* portfolio start */
.portfolio{
    background: var(--second-bg-color);
}

.portfolio-content{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(334px , auto));
    align-items: center;
    gap: 2.3rem;
    margin-top: 4.2rem;
}

.portfolio-content a:visited{
    color: var(--text-color);
}

.row img{
    height: auto;
    width: 100%;
    border-radius: 28px;
    margin-bottom: 1.4rem;
}

.row{
    background: #2d343f;
    border-radius: 28px;
    border: 1px solid transparent;
    box-shadow: 0 0 5px var(--main-color);
    padding: 20px;
    transition: all .5s ease;
}

.main-row{
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.row h5{
    font-size: 20px;
    font-weight: 600;
    color: var(--other-color);
}

.row i{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 55px;
    height: 55px;
    font-size: 27px;
    border-radius: 50%;
    color: var(--text-color);
    background: #075fe4;
}

.row h4{
    font-size: 23px;
    font-weight: 700;
    margin-bottom: 10px;
    line-height: 1.4;
}

.row:hover{
    border: 1px solid var(--main-color);
    transform: translateY(-5px) scale(1.03);
}
/* portfolio end */

/* contact start */

 .home-sci{
        bottom: 4rem;
        width: 100;
        display: flex;
        justify-content: center;
        align-items: center;
        gap: 5rem;
        margin-top: 2.5rem;
    }

    .home-sci a{
        display: flex;
        justify-content: center;
        align-items: center;
        width: 40px;
        height: 40px;
        background: transparent;
        border: .2rem solid var(--main-color);
        border-radius: 50%;
        font-size: 20px;
        color: var(--main-color);
        z-index: 1;
        overflow: hidden;
        transition: .5s;
    }

    .home-sci a:hover{
        box-shadow: 0 0 20px var(--main-color);
        background-color: var(--main-color);
        color: var(--bg-color);
    }
.contact-form{
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 4.2rem;
}

.contact-form form{
    position: relative;
    width: 600px;
}

form input,
form textarea{
    width: 100%;
    padding: 20px;
    border: none;
    outline: none;
    box-shadow: 0 0 5px var(--main-color);
    background: #2d343f;
    color: var(--text-color);
    margin-bottom: 20px;
    border-radius: 8px;
}

form input::placeholder,
form textarea::placeholder{
    color: var(--other-color);
    font-size: 15px;
}

form .send-btn{
    display: inline-block;
    padding: 11px 26px;
    background: var(--main-color);
    color: var(--bg-color);
    border: 2px solid var(--main-color);
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    transition: all .5s ease;
    width: 30%;
}

form .send-btn:hover{
    background: transparent;
    color: var(--main-color);
    box-shadow: 0 0 20px var(--main-color);
    cursor: pointer;
}

/* footer start */
.footer{
    padding: 22px 16%;
    background: var(--second-bg-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.copyright p{
    font-size: 15px;
    font-weight: 400;
    color: var(--other-color);
}

.scroll-top i{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #075fe4;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    color: var(--text-color);
    font-size: 27px;
}
/* footer end */

@media (max-width: 1700px){
    header{
        padding: 20px 8%;
    }
    header.sticky{
        padding: 14px 8%;
    }
    section{
        padding: 90px 8% 80px;
    }
    .footer{
        padding: 18px 8%;
    }
    .logo{
        width: 28px;
        font-size: 28px;
    }
}

@media (max-width: 1380px){
    header{
        padding: 20px 5%;
    }
    header.sticky{
        padding: 14px 5%;
    }
    section{
        padding: 90px 5% 80px;
    }
    .footer{
        padding: 18px 5%;
    }
    .hero{
        background-position: center;
    }
}

@media (max-width: 1290px){
    .box{
        padding: 40px 40px 46px;
    }
    .box img{
        width: 100%;
        height: 60px;
        max-width: 60px;
    }
    .box h3{
        font-size: 21px;
    }
}

@media (max-width: 1240px){
    .about{
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .about-text{
        margin-left: 0;
    }

    .about-img img{
        text-align: center;
        width: 100%;
        height: 400px;
        max-width: 400px;
        border-radius: 50%;
        object-fit: cover;
        margin: 0 auto;
    }

    :root {
        --h1-font: 4rem;
        --h2-font: 2.2rem;
        --p-font: 15px;
    }
}

@media (max-width: 950px){
    :root {
        --h1-font: 3.5rem;
    }
    .social{
        margin-bottom: 20px;
    }
    #menu-icon{
        display: block;
    }
    .navlist{
        position: absolute;
        top: 100%;
        right: -100%;
        width: 255px;
        min-height: 100vh;
        display: flex;
        flex-direction: column;
        background: var(--bg-color);
        transition: all .5s ease;
    }

    .navlist a{
        display: block;
        padding: 17px;
        font-size: 22px;
    }
    .navlist.active{
        right: 0;
    }
}

@media (max-width: 680px){
    .main-content p{
        width: 100%;
    }
    .contact-form{
        margin: 25px 3%;
    }
}

@media (max-width: 470px){
    :root{
        --h1-font: 3rem;
        --h2-font: 2rem;

    }
    .about-img img{
        text-align: center;
        width: 100%;
        height: 300px;
        max-width: 300px;
        border-radius: 50%;
        object-fit: cover;
        margin: 0 auto;
    }
}