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

:root {
    --bg--color: #0A192F;
    --bg--color2: #0e1d33;
    --text--color: #8892B0;
    --text--hover: #6FF8DA;
    --title--color: #CCD6F6;   
}

html{
    font-size: 60%;
    overflow-x: hidden;
}

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

.header{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 4rem 12% 4rem;
    background-color: rgba(14, 29, 51, 0.3 );
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 5;
}

.logo{
    font-size: 1.8rem;
    color: var(--text--hover);
    font-weight: 600;
    cursor: pointer;
    transition: 0.3s ease;
}

.logo:hover{
    transform: scale(1.1);
}


.navbar a{
    font-size: 1.8rem;
    color: var(--text--color);
    margin-left: 4rem;
    font-weight: 500;
    transition: 0.3s ease;
    border-bottom: 3 px solid transparent;
}

.navbar a:hover,
.navbar a.active{
    color: var(--text--hover);
    border-bottom: 3px solid var(--text--hover);
}

#menu-icon{
    font-size: 3.6rem;
    color: var(--text--hover);
    display: none;
}

/* ------ Section HOME ------ */
section{
    min-height: 100vh;
    padding: 10rem 12% 10rem; 
}

.home{
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15rem;
}

.home-content{
    display: flex;
    flex-direction: column;
    align-items: baseline;
    text-align: left;
    justify-content: center;
    margin-top: 3rem;
}

span{
    color: var(--text--hover)
}

.logo span{
    color:var(--text--color)
}

.home-content h3{
    margin-bottom: 2rem;
    margin-top: 1rem;
    font-size: 3.5rem;    
}

.home-content h1{
    font-size: 7rem;
    font-weight: 700;
    margin-top: 1.5rem;
    line-height: 1;
}

.home-img{
    border-radius: 50%;
}

.home-img img{
    position: relative;
    top: 3rem;
    width: 32vw;
    border-radius: 50%;
    box-shadow: 0 0 25px var(--title--color);
    cursor: pointer;
    transition: 0.4 ease-in-out;
}

.home-img img:hover{
    box-shadow: 0 0 25px var(--text--color),
                0 0 50px var(--text--color);
}

.home-content p{
    font-size: 1.5rem;
    font-weight: 500;
    line-height: 1.8;
    max-width: 1000px;
}

.social-icons a{
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 4.5rem;
    height: 4.5rem;
    background: transparent;
    border: 2px solid var(--text--color);
    font-size: 2.5rem;
    border-radius: 50%;
    color: var(--text--color);
    margin: 3rem 1.5rem 3rem 0;
    transition: 0.3s ease-in-out;
}

.social-icons a:hover{
    color: var(--text--color);
    transform: scale(1.3)translateY(-5px);
    box-shadow: 0 0 25px var(--text--color);
    background-color: var(--bg--color);
}

.btn{
    display: inline-block;
    padding: 1rem 2.8rem;
    background: var(--text--color);
    box-shadow: 0 0 25px var(--text--color);
    border-radius: 4rem;
    font-size: 1.6rem;
    color: var(--bg--color);
    border: 2px solid transparent;
    letter-spacing: 0.1rem;
    font-weight: 600;
    transition: 0..3s ease-in-out;
    cursor: pointer;
}

.btn:hover{
    transform: scale(1.05);
    box-shadow: 0 0 50px var(--text--color);
}

.btn-group{
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.btn-group a:nth-of-type(2){
    background-color: var(--bg--color);
    color: var(--text--color);
    border: 2px solid var(--text--color);
    box-shadow: 0 0 25px transparent;
}

.btn-group a:nth-of-type(2):hover{
    box-shadow: 0 0 25px var(--text--color);
    background-color: var(--text--color);
    color: var(--bg--color);
}

.text-animation{
    font-size: 34px;
    font-weight: 600;
    min-width: 280px;
}

.text-animation span{
    position: relative;
}

.text-animation span::before{
    content: "Web developer";
    color: var(--text--hover);
    animation: words 20s infinite;
}

.text-animation span::after{
    content: "";
    background-color: var(--bg--color);
    position: absolute;
    width: calc(100% + 8px);
    height: 100%;
    border-left: 3px solid var(--bg--color);
    right: -8px;
    animation: cursor 0.6s infinite, typing 20s steps(14) infinite;
}

@keyframes cursor{
    to{
        border-left: 2px solid var(--text--hover);
    }
}

@keyframes words{
    0%,
    20%{
        content: "a Frontend Designer"
    }
    21%,
    40%{
        content: "a Web Designer";
    }
    41%,
    60%{
        content: "Data Science student";
    }
    61%,
    80%{
        content: "Web Developer";
    }
    81%,
    100%{
        content: "UX/UI Designer";
    }
}

@keyframes typing{
    10%,
    15%,
    30%,
    15%,
    50%,
    55%,
    70%,
    75%,
    90%,
    95%{
        width: 0;
    }
    5%,
    20%,
    25%,
    40%,
    45%,
    60%,
    65%,
    80%,
    85%{
        width: calc(100% + 8px);
    }

}

/* ------ SECTION EDUCATION ------*/

.heading{
    font-size: 8rem;
    text-align: center;
    margin: 2rem 0;
}

.education{
    padding: 100px 15px;
}

.education h2{
    margin-bottom: 5rem;
    color: var(--title--color);
}

.timeline-items{
    max-width: 1200px;
    margin: auto;
    display: flex;
    flex-wrap: wrap;
    position: relative;
}

.timeline-items::before{
    content: "";
    position: absulute;
    width: 5px;
    height: 100%;
    background-color: var(--text--hover);
    left: calc(50% - 1px);
}

.timeline-item{
    margin-bottom: 40px;
    width: 100%;
    position: relative;
}

.timeline-item:last-child{
    margin-bottom: 0;
}

.timeline-item:nth-child(odd){
    padding-right: calc(50% + 30px);
    text-align: right;
}

.timeline-item:nth-child(even){
    padding-left: calc(50% + 30px);
}

.timeline-dot{
    height: 15px;
    width: 15px;
    color: var(--text--hover);
    background-color: var(--text--hover);
    box-shadow: 0 0 25px var(--text--hover),
                0 0 50px var(--text--color);
    position: absolute;
    left: calc(50% - 8px);
    border-radius: 50%;
    top: 10px;
}

.timeline-date{
    font-size: 20px;
    font-weight: 800;
    color: var(--text--hover);
    margin: 6px 0 15px;
}

.timeline-content{
    background-color: var(--bg--color);
    border: 3px solid var(--text--color);
    padding: 30px 50px;
    border-radius: 4rem;
    box-shadow: 0 0 10px var(--text--color);
    cursor: pointer;
    transition: 0.3s ease-in-out;
}

.timeline-content:hover{
    transform: scale(1.05);
    box-shadow: 0 0 25px var(--text--color);
}

.timeline-content h3{
    font-size: 20px;
    color: var(--title--color);
    margin: 0 0 10px;
    font-weight: 500;
}

.timeline-content p{
    font-size: 16px;
    font-weight: 300;
    line-height: 22px;
}

/* SCROLL BAR */
::-webkit-scrollbar{
    width: 10px;
}

::-webkit-scrollbar-thumb{
    background-color: var(--text--color);
}

::-webkit-scrollbar-track{
    background-color: var(--bg--color);
    width: 50px;
}

/* ----- PROJECTS SECTION ------*/
.projects h2{
    margin-bottom: 5rem;
    color: var(--title--color);
}

.projects-container{
    display: grid;
    grid-template-columns: repeat(3,1fr);
    align-items: center;
    gap:2.5rem;
}

.projects-container .projects-box{
    position: relative;
    border-radius: 2rem;
    height: 550px;
    overflow: hidden;
    display: flex;
}

.projects-container .projects-box:hover{
    box-shadow: 0 0 25px var(--text--color);
}

.projects-box img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 0.5s ease;
}

.projects-box:hover img{
    transform: scale(1.1);
}

.projects-box .projects-info{
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    text-align: center;
    padding: 0 4rem;
    cursor: pointer;
    transition: 0.5s ease;
}

.projects-box .projects-info:hover{
    transform: scale(1.1);
}

.projects-info h4{
    font-size: 3rem;
    color: var(--bg--color);
    font-weight: 800;
}

.projects-info p{
    font-size: 1.6rem;
    margin: 0.3rem 0 1rem;
    font-weight: 600;
    color: var(--bg--color);
}

.projects-info a{
    color: var(--text--color);
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 5rem;
    height: 5rem;
    background: var(--title--color);
    border-radius: 50%;
}

.projects-info a i{
    font-size: 3rem;
    color: var(--bg--color);
}



/* ----- CONTACT SECTION ------*/
.contact h2{
    margin-bottom: 3rem;
    color: var(--title--color);
}

.contact form{
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin: 5rem auto;
    text-align: center;
}

.contact form .input-box{
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

.contact form .input-box input,
.contact form textarea{
    width: 100%;
    padding: 2.5rem;
    font-size: 1.8rem;
    color: var(--text--color);
    background-color: var(--bg--color2);
    border-radius: 2rem;
    border: 2px solid var(--text--color);
    margin: 1.5rem 0;
    resize: none;
}

.contact form .btn{
    margin-top: 2rem;
}

/* ----- FOOTER ------*/
.footer{
    position: relative;
    bottom: 0;
    width: 100%;
    padding: 10px 0;
}

.footer .copyright{
    margin-top: 50px;
    margin-bottom: 0;
    text-align: center;
    font-size: 12px;
}

/* ----- RESPONSIVE ------*/
@media(max-width:1285px){
    html{
        font-size: 55%;
    }
    .projects-container{
        padding-bottom: 7rem;
        grid-template-columns: repeat(1,1fr);
        margin: 0 5rem;
    }
    .services-container{
        padding-bottom: 7rem;
        grid-template-columns: repeat(1,1fr);
        margin: 0 5rem;
    }

}

@media(max-width:991px){
    header{
        padding: 2rem 3%;
    }
    section{
        padding: 10rem 3% 2rem;
    }
    .timeline-items::before{
        left: 7px;
    }
    .timeline-item:nth-child(odd){
    padding-right: 0;
    text-align: left;
    }
    .timeline-item:nth-child(odd),
    .timeline-item:nth-child(even){
        padding-left: 37px;
    }
    .timeline-dot{
        left: 0;
    }
    .projects h2{
        margin-bottom: 3rem;
    }
    .contact form{
        flex-direction: column;
    }
}

@media(max-width:895px){
    #menu-icon{
        display: block;
    }
    .navbar{
        position: absolute;
        top: 100%;
        right: 0;
        width: 50%;
        padding: 1rem 3%;
        background: rgba(14, 29, 51, 0.8 );
        backdrop-filter: blur(20px);
        border-bottom-left-radius: 2rem;
        border-left: 2px solid rgba(14, 29, 51, 0.8 );
        border-bottom: 2px solid rgba(14, 29, 51, 0.8 );
        display: none;
    }
    .navbar.active{
        display: block;
    }
    .navbar a{
        display: block;
        font-size: 2rem;
        margin: 3rem 0;
        color: var(--text--color);
    }
    .home{
        flex-direction: column-reverse;
        margin: 5rem 4rem;
    }
    .home-content h3{
        font-size: 2.6rem;
    }
    .home-content h1{
        font-size: 8rem;
        margin-top: 3rem;
    }
    .home-content p{
        max-width: 600px;
        margin: 0 auto;
    }
    .home-img img{
        width:56vw;
    }

}