:root{
    --background-color:rgb(43, 43, 43);
    --fb-Linear-Gradient: linear-gradient(to top,rgb(60,88,151),rgb(94, 116, 158));
    --fb-dark-blue:rgb(60,88,151);
    --fb-light-blue: rgb(94,116,158);
    --main-header-text-color: lavenderblush;
    --main-background-color-header-hover-color: rgb(225, 225, 225);
    --dark-gray:rgb(53, 53, 53);
    --medium-gray: rgb(100, 100, 100);
    --light-gray: rgb(233, 234, 238);
    --lightest-gray: rgb(246, 246, 246);
}

*{
    margin: 0;
    padding: 0;
    font-family: 'Heebo', sans-serif;
}


body{
    background: var(--background-color);
    display: grid;
    justify-content: center;
    min-height: 100vh;
    min-width: 325px;
    padding: 2em 0;
}

main{
    background-color:var(--light-gray);
    width: 85vw;
    max-width: 1100px ;
    min-width: 300px;
    border-radius: 1em;
    padding-bottom: .5em;
}

@media(max-width: 600px){
    main{
        width: fit-content;
    }
}

p{
    color: var(--dark-gray);
}


/* ---------------------------------------Device-bar---------------------------------------------------- */



.device-bar{
    background-color: black;
    display: flex;
    align-items: center;
    height: 2vh;
    padding: .5em .5em;
    border-top-left-radius: 1em;
    border-top-right-radius: 1em;
}
.device-bar button{
    width: 20px;
    height: 20px;
    float: left;
    margin: 3px;
    border-radius: 50%;
    cursor: pointer;
}

.device-bar button:first-child{
    background-color: #f35d5b;
}

.device-bar button:first-child:hover{
    background-color: #fb2320;
}

.device-bar button:nth-child(2){
    background-color: rgb(228, 214, 12);
}

.device-bar button:nth-child(2):hover{
    background-color: rgb(255, 240, 27);
}

.device-bar button:last-child{
    background-color: rgb(22, 188, 22);
}

.device-bar button:last-child:hover{
    background-color: rgb(1, 220, 1);
}

/* ---------------------------------------Device-bar-END---------------------------------------------------- */

/* ---------------------------------------Main-page header-------------------------------------------------- */

.nav-bar{
    background:var(--fb-Linear-Gradient);
    display: grid;
    grid-template-columns: 225px 1fr 350px;
    padding: 1em 1em;
    align-items: center;
}

.nav-bar .col-left{
    color:lavenderblush;
    font-weight: bolder;
    font-size: 2rem;
    letter-spacing: -2px;
}

.nav-bar .col-middle{
    height: 100%;
    display: grid;
    align-items: center;
}

.nav-bar .col-middle form{
    background-color: white;
    display: flex;
    align-items: center;
    padding: 2px;
    border-radius: .5em;
}

.nav-bar .col-middle form input{
    border: solid;
    width:90%;
    border: none;
    outline: none;
    height: 100%;
}

.nav-bar .col-middle form button{
    width: 15%;
    border-radius: .5em;
    border: none;
    background-color: var(--light-gray);
    cursor: pointer;
    position: relative;
    padding: 5px;
}

.col-middle form button .fa-solid{
    color: var(--medium-gray);
    margin: 0;
    font-size: 1.2rem;
}

.nav-bar .col-middle .menu-button{
    display: none;
}


.nav-bar .col-right{
    padding: 0 1em;
    display: grid;
    grid-template-columns: 1fr 1fr 5%;
    align-items: center;
}
.nav-bar .col-right #page-name{
    text-align: center;
}

.nav-bar .col-right #page-name p{
    color: var(--main-header-text-color);
    border-right:  1px solid;
    font-size: 1.2rem;
}

.nav-bar .col-right #buttons{
    display: grid;
    grid-template-columns: 25% 25% 25%;
    align-items: center;
    justify-content: center;
}

.nav-bar .col-right #buttons button{
    width: 30px;
    background-color: transparent;
    border-color: transparent;
    font-size: 25px;
    color: var(--main-header-text-color);
    cursor: pointer;
}
.nav-bar .col-right #buttons button:hover,
.nav-bar .col-right img:hover{
    color: white;
    translate: 1px 1px;
}

/*----------hidden menu on desktop--------------------*/
.nav-bar .col-right .menu-button{
    display: none;
}

.fa-solid{
    color: white;
    margin-bottom: 9px;
}

.nav-bar .col-right .menu-button:hover{
    transform: rotate(180deg);
    transition: all 0.3s linear; 
}

/*----------hidden menu on desktop-END--------------------*/

.nav-bar .col-right .profile-icon{
    display: flex;
    justify-content: center;
}

.nav-bar .col-right img{
    width: 35px;
    border: 1px solid var(--main-header-text-color);
    border-radius: 50%;
    cursor: pointer;
}

@media(max-width: 1000px){
    .nav-bar{
        grid-template-columns: 225px 1fr 125px;
    }
    .nav-bar .col-right{
        display: grid;
        grid-template-columns: 1fr 1fr
    }    
    .nav-bar .col-right #page-name{
        display: none;

    }
    .nav-bar .col-right #buttons{
        display: none;
    }
    .nav-bar .col-right .menu-button{
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .nav-bar .col-right .menu-button button{
        border: none;
        background-color: transparent;
        font-size: 2em;
        margin-top: 8px;
    }
}

@media(max-width: 700px){
    .nav-bar{
        display: grid;
        grid-template-columns: 1fr;
    }
    .nav-bar .col-right {
        display: none;
    }
    .nav-bar .col-left{
        text-align: center;
    } 
    .nav-bar .col-middle{
        display: grid;
        grid-template-columns: 80% 10%;
        align-items: center;
        justify-content: center;
    }
    .nav-bar .col-middle .menu-button{
        height: 100%;
        width: 100%;
        display: flex;
        justify-content: center;
        align-items: center;
    }
    .nav-bar .col-middle .menu-button button{
        height: 100%;
        width: 50%;
        font-size: 2rem;
        border: none;
        background-color: transparent;
    }
    .fa-solid{
        margin-top: 10px;
        cursor: pointer;
    }
    .fa-solid:hover{
        transform: rotate(180deg);
        transition: all .3s linear;
    }
    .col-middle form button h1 .fa-solid{
        font-size: px;
    }
    
    
}

/* ---------------------------------------Main-page header-END-------------------------------------------------- */

/* ---------------------------------------Main-page-Banner-------------------------------------------------- */


.banner{
    background-image: url('images/Programming-Language-Popularity.jpg');
    background-size: cover;
    background-position: center;
    height: 40vh;
    min-height: fit-content;
    position: relative;
    padding: 0 .5em;
}

.banner .banner-contents{
    display: flex;
    align-items: baseline;
    position: absolute;
    bottom: 0px;
    gap: 1em;
}

.banner .profile-img img{
    max-width: 200px;
    height: auto;
    border: 4px solid white;
    border-radius: .5em;
}
.banner h1{
    color: white;
    font-size: 3em;
}

@media(max-width: 1200px){
    .banner{
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .banner-contents{
        display: flex;
        flex-direction: column;
    }
    .profile-img{
        width: 100%;
        display: flex;
        justify-content: center;
    }
    .profile-img img{
        width: 60%;
    }
}

/* ---------------------------------------Main-page-Banner-END-------------------------------------------------- */

/* ---------------------------------------Main-pag-Content-------------------------------------------------- */


.content{
    display: grid;
    grid-template-columns: 25% 1fr 15%;
    gap: .5em
}

@media(max-width: 1000px){
    .content{
        display: grid;
        grid-template-columns:1fr; 
    }
    .content .left-col{
        display: grid;
     
    }
    .intro, .references{
        grid-row-start: 1;
    }
    .hidden-col{
        display: none;
    } 
}

@media(min-width: 1000px){
     .left-col .hidden{
        display: none;
    }
}


/* --------left-col-------- */


.content .left-col{
    padding: .5em;
    display: grid;
    gap: 1.5em;
    height: 60%;

}

.content .left-col .box{
    padding: .5em;
    display: grid;
    gap: 1em;
    background-color: white;
    border-radius: .25em;
    box-shadow: 0px 2px 6px 2px rgba(0, 0, 0, 0.37);
}

.left-col .box h3{
    color: gray;
}

.programs{
    display: grid;
    grid-template-columns: 1fr 1fr;
}
.programs a{
    text-decoration: none;
    color: black;
}

.programs a h2:hover{
    translate: 1px 1px;
}

.programs a:hover{
    translate: 1px 1px;
}

.programs h2{
    grid-column: span 2 ;
}

.programs .images{
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr 1fr;
    gap: .5em;
    padding: .5em;
    grid-column: span 2;

}
.programs img{
    width: 100%;
    box-shadow: 0px 2px 6px 2px rgba(0, 0, 0, 0.37);
    text-align: center;
    border-radius: .5em;
}

.left-col .skill-box{
    display: grid;
    justify-content: center;
}

.left-col .box .image{
    display: flex;
    justify-content: center;
}

.left-col .box .image img{
    width: 50%;
    border-radius:50%;
    box-shadow: 0px 2px 2px 1px rgba(0, 0, 0, 0.500);
    min-width: 55px;
}

/* --------left-col END-------- */

/* --------Middle-col-------- */

.content .middle-col{
    display: grid;
    gap: 1.5em;
    max-width: 100%;
    padding: .5em;
}

.content .middle-box{
    height: 100vh;
    overflow: auto;
}

.content .middle-box::-webkit-scrollbar{
    display: none;
}

.content .middle-col .content-nav{
    padding: .5em;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr ;
    gap: 1em;
    background-color: white;
    border-radius: .25em;
    box-shadow: 0px 2px 6px 2px rgba(0, 0, 0, 0.37);
}

@media(max-width: 500px){
    .content .middle-col .content-nav{
        grid-template-columns: 1fr 1fr;
    }
}
.content-nav #CL{
    text-align: center;
    font-weight: 500;
    color: gray;
}

.content-nav #CL:first-child{
    color: orange;
    border-bottom: orange solid 2px;
}
.content-nav #CL:hover{
    color: orange;
    border-bottom: orange solid 2px;
    cursor: pointer;
}

.content .middle-col .mobile-programs, .mobile-skills{
    padding: .5em;
    background-color: rgb(240, 239, 239);
    border-radius: .25em;
    box-shadow: 0px 2px 6px 2px rgba(0, 0, 0, 0.37);
}

.content .middle-col .post{
    padding: .5em;
    display: grid;
    gap: 1em;
    background-color: white;
    border-radius: .25em;
    box-shadow: 0px 2px 6px 2px rgba(0, 0, 0, 0.37);
}

.post{
    display: grid;
    gap: .5em;
    flex-wrap: wrap;
}

.post .post-header{
    display: flex;
    gap: 1em;
    align-items: center;
    border-bottom: solid 1px rgb(201, 201, 201);
}

.post .post-header img{
    width: 65px;
    border: 1px solid var(--main-header-text-color);
    border-radius: 50%;
}

.post .post-content{
    padding: 0 1em;
    display: grid;
    gap: 1em
}

.post-content a{
    width: 50%;
    margin: 0 auto;
    height: 2em;
    border-radius: .5em;
    text-align: center;
    text-decoration: none;
    display: grid;
    align-items: center;
    background-color: var(--fb-background-color);
    box-shadow: 0px 2px 2px 1px rgba(0, 0, 0, 0.1);
    color:white;
    background: var(--fb-Linear-Gradient);
}

.post-content a:hover{
    background:var(--main-background-color-header-hover-color);
    border-color: var(--fb-background-color);
    color: var(--fb-background-color);
    transition: -5px 0px;
    box-shadow: 0px 1px 6px 2px rgba(0, 0, 0, 0.3);
}


.post .info a{
    color: rgb(0, 0, 180);
}

.post .date{
    color: rgb(150, 150, 150)
}

.post iframe{
    width: 100%;
    height: 600px;
    border-radius: .5em;
    box-shadow: 0px 2px 6px 2px rgba(0, 0, 0, 0.37);
}





/* --------middle-col END-------- */

/* --------Right-col-------- */

.content .right-col{
    padding: .5em;
    display:grid;
    gap: 1.5em;
}

@media(max-width: 1000px){
     .ishidden{
        display: none;
    }
}

.content .right-col .box{
    justify-content: center;
    text-align: center;
    padding: .5em;
    display: grid;
    gap: 1em;
    background-color: white;
    border-radius: .25em;
    box-shadow: 0px 2px 6px 2px rgba(0, 0, 0, 0.37);
    color: gray;
}

.box .ref-profile{
    height: 50px;
    margin: 0 auto;
    width: 55px;
    height: 55px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: rgb(150, 150, 150);
    border-radius: 50%;
    box-shadow: 0px 2px 2px 1px rgba(0, 0, 0, 0.699);
    cursor: pointer;
}

.right-col .box img{
    width: 50%;
    border-radius:50%;
    box-shadow: 0px 2px 2px 1px rgba(0, 0, 0, 0.500);
    min-width: 55px;
}
.right-col .box img:hover{
    transform:rotate(360deg);
    transition: all .3s linear;
}

/* --------Right-col END-------- */

/* ---------------------------------------Main-page-Content-END-------------------------------------------------- */