@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800;900&display=swap');
*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family:  "Poppins", sans-serif;
}

:root{
    --first-color: #0e2431;
    --second-color: #6a59d1;
    --third-color: #777;
    --hover-color: #614fd0;
    --body-bg-color: #fefefe;
    --card-bg-color: #fff;
    --modal-bg-color: #fff;
    --bg-transparent-color: rgba(0, 0, 0, 0.1);
    --transparent-color-01: rgba(0, 0, 0, 0.1);
    --transparent-color-02: rgba(106, 89, 209, 0.1);
    --line-color: #d7d7d7;
    --color-filter: invert(1);
    --box-shadow: 0px 0px 20px rgb(0 0 0 / 10%);
    --small-font-size: 0.9em;
    --normal-font-size: 1em;
    --scroll-bar-color: #c5cadf;
    --scroll-thumb-color: #70768a;
    --scroll-thumb-hover-color: #454f6b;
}

.dark-theme{
    --first-color: #fff;
    --second-color: #6a59d1;
    --third-color: #a9afc3;
    --body-bg-color: #0e1b31;
    --card-bg-color: #132347;
    --modal-bg-color: #102048;
    --bg-transparent-color: rgba(255, 255, 255, 0.1);
    --transparent-color-01: rgba(255, 255, 255, 0.1);
    --line-color: #454f6b;
    --color-filter: invert(0);
    --scroll-bar-color: #c5cadf;
    --scroll-thumb-color: #70768a;
    --scroll-thumb-hover-color: #454f6b;
}

html{
    scroll-behavior: smooth;
}

body{
    color: var(--first-color);
    background-color: var(--body-bg-color);
    margin: 2rem 0 0;
    transition: .5s ease;
}

a{
    text-decoration: none;
}

li{
    list-style: none;
}

header{
    z-index: 9999;
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    backdrop-filter: blur(20px);
    transition: .6s ease;
}

header.sticky{
    background: rgba(255, 255, 255, 0.1);
    box-shadow: var(--box-shadow);
}

.nav-bar{
    position: relative;
    height: calc(4rem + 1rem);
    max-width: 1250px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-left: auto;
    margin-right: auto;
    padding: 0 20px;
    transition: .6s ease;
}

.nav-bar .logo{
    color: var(--first-color);
    font-size: 1.3em;
    font-weight: 600;
}

.nav-items a{
    color: var(--first-color);
    font-size: var(--normal-font-size);
    font-weight: 500;
}

.nav-items a:not(:last-child){
    margin-right: 50px;
}

.nav-items a:hover{
    color: var(--second-color);
}

/* Home section  */
.home{
    /* position: relative; */
    min-height: 100vh;
    margin-left: 8rem;
    margin-right: 8rem;
    padding: 4rem 2rem;
    flex-direction: column;
}

.home .container {
    display: flex;
    flex-direction: row;
}

.container .info_left{
    width: 74%;
    padding-left: 3rem;
    padding-top: 4rem;
}

.info_left h5{
    font-weight: 500;
    font-size: 1.3rem;
}

.info_left h5 span{
    color: #6a59d1;
}

.info_left h1{
    font-size: 2rem;
    color: #614fd0;
    padding-bottom: 1.8rem;
}

.info_left p{
    max-width: 75%;
    padding-bottom: 2rem;
    font-weight: 400;
}

.info_left button{
    padding: 15px 15px;
    font-size: 1rem;
    border: none;
    border-radius: 10px;  
    background: var(--second-color);
    color: #fff;
}

.info_left button:hover{
    cursor: pointer;
    background-color: #614fd0;
    transition: all .3s ease;
}

.container .info_right{
    width: 26%;
}


/* .home .home-container{
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.home-container .media-icons{
    display: flex;
    flex-direction: column;
    margin-right: 40px;
}

.home-container .media-icons a{
    color: var(--second-color);
    font-size: 1.5em;
    margin: 10px 0;
}

.home-container .media-icons a:hover{
    color: var(--hover-color);
}

.home-container .info h2{
    font-size: 4em;
    font-weight: 600;
    line-height: 70px;
}

.home-container .info h3{
    color: var(--third-color);
    font-feature-settings: 1.3em;
    font-weight: 600;
    line-height: 50px;
}

.home-container .info p{
    color: var(--third-color);
    font-size: var(--normal-font-size);
    max-width: 350px;
} */

.btn{
    background: var(--second-color);
    color: #fff;
    font-size: var(--normal-font-size);
    font-weight: 500;
    display: inline-block;
    margin-top: 25px;
    padding: 20px 30px;
    letter-spacing: 1px;
    border-radius: 10px;
}

.btn:hover{
    background: var(--hover-color);
}

/* .home-container .home-img{
    position: relative;
}

.home-container .home-img img{
    width: 90%;
    transform: translate(0, 0);
} */

.home .scroll-down{
    color: var(--first-color);
    font-size: var(--normal-font-size);
    font-weight: 500;
    margin-top: 20px;
}

.home .scroll-down i{
    color: var(--second-color);
    font-size: 1.2em;
    animation: arrow-down ease 2s infinite;
}

@keyframes arrow-down {
    0%{
        transform: translateY(0);
    }
    30%{
        transform: translateY(10px);
    }
}

/* Common style for all sections  */
.flex-center{
    display: flex;
    justify-content: center;
    align-items: center;
}

/* About section  */
.section{
    position: relative;
    width: 1150px;
    margin-left: auto;
    margin-right: auto;
    padding: 6rem 2rem 2rem;
}

/* .sub-section{
    position: relative;
    width: 1150px;
    margin-left: auto;
    margin-right: auto;
    padding: 6rem 0;
} */

.section-title-01{
    font-size: 4.5em;
    font-weight: 800;
    margin-bottom: 2rem;
    background: linear-gradient(to top, 0%, var(--first-color) 70%);
    opacity: .1;
}

.section-title-02{
    font-size: 2.5em;
    font-weight: 700;
    transform: translateY(-80px);
}

.section-title-02:before{
    content: '';
    position: absolute;
    width: 70px;
    height: 5px;
    right: 0;
    bottom: 0;
    background: var(--second-color);
}

.container{
    position: relative;
    flex-direction: column;
}

.main_about{
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    width: 100%;
    column-gap: 40px;
}

.main_about .left_about{
    width: 50%;
}
.main_about .right_about{
    width: 50%;
}

.right_about .info h3{
    font-size: 1.8em;
    padding-bottom: 10px;
}

.right_about .info h4{
    font-weight: 700;
    padding-bottom: 10px;
}

.right_about .info h4 span{
    color: var(--second-color);
}

.right_about .info p{
    border-bottom: 1px solid var(--third-color);
    padding-bottom: 15px;
}

/* Skills section  */
.content_skills p{
    max-width: 75%;
}

.main_skills{
    display: flex;
    flex-direction: row;
    column-gap: 40px;
}

.education_skills button{
    padding: 5px 15px;
    border: none;
    background-color: #6a59d1;
    color: white;
    border-radius: 5px;
    margin-top: 2.5rem;
}

.education_skills .education_skill-01{
    border-bottom: 3px solid var(--second-color);
    height: 8em;
    margin-top: 15px;
    background-color: var(--card-bg-color);
    border-radius: 10px;
    box-shadow: var(--box-shadow);
}

.education_skill-01 .year{
    padding-top: 40px;
    padding-left: 15px;
}

.education_skill-01 p span{
    font-weight: 600;
}

.education_skill-01 .education{
    padding-left: 15px;
    max-width: 85%;
}


.course_skills button{
    padding: 5px 15px;
    border: none;
    background-color: #6a59d1;
    color: white;
    border-radius: 5px;
    margin-top: 2.5rem;
}

.course_skills .course_skill-01{
    border-bottom: 3px solid var(--second-color);
    height: 5em;
    margin-top: 15px;
    background-color: var(--card-bg-color);
    border-radius: 10px;
    box-shadow: var(--box-shadow);
}

.course_skill-01 .bar{
    background: var(--card-bg-color);
    box-shadow: var(--box-shadow);
    margin-bottom: 10px;
    padding: 20px;
    border-radius: 6px;
    transition: .3s ease;
}

.bar .info{
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 5px;
    font-size: var(--small-font-size);
}

.bar .info span{
    font-weight: 500;
}

.bar .line{
    position: relative;
    width: 100%;
    height: 7px;
    background: #c5cadf;
    border-radius: 2px;
}

.bar .line:before{
    content: '';
    position: absolute;
    height: 100%;
    top: 0;
    left: 0;
    background: var(--second-color);
    border-radius: 2px;
}

.bar .html:before{
    width: 95%;
}
.bar .css:before{
    width: 85%;
}
.bar .js:before{
    width: 75%;
}
.bar .nodejs:before{
    width: 90%;
}
.bar .mongodb:before{
    width: 65%;
}

.course_skill-01 .year{
    padding-top: 8px;
    padding-left: 15px;
}

.course_skill-01 p span{
    font-weight: 600;
}

.course_skill-01 .education{
    width: 100%;
    margin-right: 24em;
}

/* Services section  */
.main_card{
    display: flex;
    flex-direction: row;
    gap: 20px;
}

.main_card .card-01{
    padding: 50px;
    background-color: var(--card-bg-color);
    box-shadow: var(--box-shadow);
    border-radius: 6px;
    border-bottom: 3px solid var(--second-color);
}

.card-01 > i{
    font-size: 3rem;
    color: var(--second-color);
    margin-bottom: 30px;
}

.card-01 h3{
    font-size: 1.5em;
    font-weight: 700;
    line-height: 30px;
    max-width: 95%;
    margin-bottom: 20px;
}

.card-01:hover .arrow{
    transform: translateX(10px);
    transition: .3s ease;
    cursor: pointer;
}

.service_modal{
    z-index: 99999;
    position: fixed;
    height: 100vh;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--bg-transparent-color);
    backdrop-filter: blur(10px);
    visibility: hidden;
    opacity: 0;
    transition: .3s ease;
}

.service_modal.active{
    visibility: visible;
    opacity: 1;
}

.service_modal_body{
    position: relative;
    background: var(--modal-bg-color);
    max-width: 600px;
    margin: 20px;
    padding: 40px;
    border-radius: 10px;
    box-shadow: var(--box-shadow);
    transform: translateY(-50px);
    transition: .5s ease;
}

.service_modal.active .service_modal_body{
    transform: translateY(0);
}
 
.service_modal_body .modal-close-btn{
    position: absolute;
    top: 0;
    right: 0;
    margin: 20px;
    cursor: pointer;
}

.service_modal_body h3{
    font-size: 2em;
}

.service_modal_body h4{
    font-size: 1.3em;
    font-weight: 600;
    margin: 15px 0 10px;
}

.service_modal_body ul li{
    margin-top: 15px;
}

.service_modal_body ul li i{
    color: var(--second-color); 
}

/* Testimonials section  */

.test_button{
    display: grid;
    width: 50%;
    margin: auto;
    grid-template-columns: auto auto auto;
}

.test_button .button_1{
    text-align: center;
    cursor: pointer;
}

.button_1:hover{
    cursor: pointer;
    font-size: 20px;
    font-weight: 600;
    text-decoration: underline;
    transition: all ease-out .3s;
}

.t_info{
    display: grid;
    grid-template-columns: auto auto auto;
    grid-column-gap: 20px;
    grid-row-gap: 20px;
    margin: auto;
    width: 80%;
    padding-top: 35px;
}

.info_1 img{
    height: auto;
    width: 100%;
    border-radius: 15px;
    cursor: pointer;
}

.image-update {
    transition: opacity 0.5s;
  }
  
.image-update.out {
    opacity: 0;
  }
  
.image-update.in {
    opacity: 1;
  }

/* Contact section  */
.contact_right p{
    color: var(--third-color);
    font-size: 1.6em;
    margin-bottom: 30px;
    padding-left: 12px;
}

.contact_right p span{
    color: var(--first-color);
    font-weight: 800;
}

.contact .contact_right{
    margin-left: 15rem;
    margin-right: 15rem;
}

.contact-form input, .contact-form textarea{
    border: none;
    color: var(--first-color);
    background: var(--transparent-color-02);
    font-size: var(--normal-font-size);
    margin-bottom: 1rem;
    padding: 15px 40px 40px 20px;
    border-radius: 5px;
} 

.contact-form textarea{
    width: 100%;
    resize: none;
}

::placeholder{
    color: var(--first-color);
}

.contact-form .first-row input{
    width: 100%;
}

.contact-form .btn{
    border: none;
    margin-top: 0;
    margin-bottom: 15rem;
    border-radius: 5px;
    cursor: pointer;
}

/* Footer  */
footer .info_f{
    /* position: fixed;
    bottom: 0; */
    width: 100%;
    background-color: var(--second-color);
    height: 13rem;
}

.info_f .total_info{
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    margin-bottom: 8rem;
}

.total_info .info_02{
    display: flex;
    flex-direction: row;
    justify-content: space-around;
}

.total_info .copyright p{
    text-align: center;
    padding-top: 5rem;
}
.total_info .info_footer h3{
    font-size: 2rem;
    padding-bottom: .5rem;
    padding-top: .6rem;
}

.total_info .info_footer h5{
    font-size: 1rem;
    font-weight: 500;
}

.total_info .social_f h3{
    font-size: 1.5rem;
    padding-bottom: .5rem;
    padding-top: .6rem;
}

.social_f i{
    font-size: 1.5rem;
    margin-right: .8rem;
    cursor: pointer;
}

.total_info .copyright p{
    opacity: 9999999;
}

/* Scroll to top  */
.scrollToTop-btn{
    z-index: 9999999;
    position: fixed;
    right: 0;
    bottom: 20px;
    width: 45px;
    height: 45px;
    background: var(--second-color);
    color: #fff;
    font-size: var(--small-font-size);
    border-radius: 3px;
    cursor: pointer;
    opacity: 0;
    transition: .3s ease;
}

.scrollToTop-btn.active{
    right: 20px;
    pointer-events: all;
    opacity: 1;
}

/* Dark Light theme */
.theme-btn{
    z-index: 999999;
    position: fixed;
    right: 0;
    top: 100px;
    background: var(--transparent-color-01);
    backdrop-filter: blur(20px);
    width: 50px;
    height: 50px;
    font-size: 1.2em;
    border-radius: 5px 0 0 5px;
    box-shadow: var(--box-shadow);
    cursor: pointer;
}

.theme-btn .fa-sun, .theme-btn.sun .fa-moon{
    display: none;
}

.theme-btn.sun .fa-sun{
    display: block;
}

/* Responsive home */

@media only screen and (max-width: 1130px){
    footer .info_f{
        position: fixed;
        bottom: 0;
        width: 100%;
    }
}

@media only screen and (max-width: 920px){
    .home{
        width: 100%;
        margin-left: 0;
        margin-right: 0;
    }

    .home .container{
        width: 100%;
    }

    .container .info_left{
        width: 80%;
        margin-left: 5rem;
        margin-right: 5rem;
    }

    .container .info_right{
        width: 20%;
    }
}

@media only screen and (max-width: 750px){
    .home{
        width: 100%;
        margin-left: 0;
        margin-right: 0;
    }

    .container .info_left{
        max-width: 100%;
        /* display: flex; */
        /* flex-direction: column; */
        /* justify-content: flex-start; */
        /* align-items: flex-start; */
    }

    .info_left p{
        display: none;
    }

    .container .info_right img{
        display: none;
    }
}

@media only screen and (max-width: 500px){
    .skills .main_skills{
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .home{
        width: 100%;
        margin-left: 0;
        margin-right: 0;
        display: none;
    }
}

@media only screen and (max-width: 320px){
    body{
        max-width: 100%;
        overflow-x: hidden;
    }
    .about .main_about{
        flex-wrap: wrap;
        justify-content: center; 
    }

    .main_about .left_about img{
        width: 70%;
        margin-bottom: 3rem;
        
    }

    .skills .main_skills{
        width: 100%;
    }

    .services .main_card{
        flex-wrap: wrap;
        justify-content: center;
    }


    .testimonials .main_testimonials{
        flex-wrap: wrap;
        
    }

    footer .info_f{
        position: fixed;
        bottom: 0;
        width: 100%;
    }

    .home{
        width: 100%;
        margin-left: 0;
        margin-right: 0;
        display: none;
    }

}