* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
    scroll-behavior: smooth;
    font-family: "Poppins";
}
:root {
    --bg-color: white;
    --second-bg-color: #F5F5F5;
    --text-color: black;
    --main-color: #3B82F6;
    --light-gradent: #3B82F6;
    --dark-gradent: #8B5CF6;
    --bg-moble:rgba(255, 255, 255, 0.8);
}
.darkmode{
    --bg-color: #080808;
    --second-bg-color: #101010;
    --text-color: white;
    --main-color: #ea580c;
    --light-gradent: #DF8908;
    --dark-gradent: #ff1d15;
    --bg-moble:rgba(0, 0, 0, 0.8);
}
html {
    font-size: 60%;
    overflow-x: hidden;
}
body{
    background: var(--bg-color);
    color: var(--text-color)
}
/* Navbar */
.header{
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    padding: 4rem 15%;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
}
#menu-icon{
    font-size:3.5rem;
    color: var(--main-color);
    display: none;
}
.logo{
    font-size: 3rem;
    color: var(--text-color);
    font-weight: 800;
    cursor: pointer;
    transition: 0.3s ease-in-out;
}
.logo:hover{
    transform: scale(1.1);
}
span{
    background: linear-gradient(
        270deg,
        var(--light-gradent) 10%,
        var(--dark-gradent) 100%
    );
    background-clip: text;
    color: transparent;
}
.navbar a{
    font-size: 1.8rem;
    color: var(--text-color);
    margin-left: 4rem;
    font-weight: 500;
    transition: 0.3s ease-in-out;
    border-bottom: 3px solid transparent;
}
.navbar a:hover{
    color: var(--main-color);
    border-bottom: 3px solid var(--main-color);
}
.gradient-btn{
    font-size: 1.8rem;
    padding: 1rem 2rem;
    border-radius: 3rem;
    background: linear-gradient(
        270deg,
        var(--light-gradent) 10%,
        var(--dark-gradent) 100%
    );
    letter-spacing: 1px;
    cursor: pointer;
    transition: 0.3s ease-in-out;
    color: var(--text-color);
    border: none;
    text-wrap: nowrap;
}
.gradient-btn:hover{
    transform: scale(1.05);
}

/* Dark and Light Mode */
#theme-switch{
    height:50px;
    width:50px;
    padding: 0;
    border-radius: 50%;
    background-color: var(--main-color);
    transition: 0.3s ease-in-out;
    display: flex;
    justify-content: center;
    align-items: center;
    position: fixed;
    top: 20px;
    right: 20px;
    font-size: 2.4rem;
    cursor: pointer;
}
#theme-switch i:last-child{
    display: none;
}
.darkmode #theme-switch i:first-child{
    display: none;
}
.darkmode #theme-switch i:last-child{
    display: block;
}
#theme-switch:hover{
    box-shadow: 0 0 25px var(--main-color),
                0 0 50px var(--main-color);
}

/* Home Section */
section{
    min-height: 100vh;
    padding: 10rem 15%;
}
.home{
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15rem;
    overflow: hidden;
}
.home-content{
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    text-align: right;
}
.home-content h1{
    font-size: 8rem;
    font-weight: 700;
    margin-top: 1.5rem;
    line-height: 1;
}
.container {
  font-size: 3.8rem;
  font-family: monospace;
  white-space: nowrap;
  overflow: hidden;
}

.cursor {
  display: inline-block;
  animation: blink 1s infinite;
  color: var(--main-color);
}

@keyframes blink {
  0%, 50% {
    opacity: 1;
  }
  51%, 100% {
    opacity: 0;
  }
}

.home-content p{
    font-size: 1.5rem;
    font-weight: 500;
    line-height: 1.8;
}
.home-img img{
    width: 32vw;
    border-radius: 50%;
    box-shadow: 0 0 25px var(--main-color);
    transition: 0.4s ease-in-out;
}
.home-img img:hover{
    box-shadow: 0 0 25px var(--main-color),
                0 0 50px var(--main-color),
                0 0 100px var(--main-color);
}
.social-icons a{
    display: inline-flex;
    justify-content: center;
    align-items: center;
    font-size: 3rem;
    padding: 1rem;
    background: transparent;
    border: 2px solid var(--main-color);
    border-radius: 50%;
    color: var(--main-color);
    margin: 3rem 0.5rem;
    transition: 0.3s ease-in-out;
}
.social-icons a:hover{
    color: var(--main-color);
    background-color: var(--main-color);
    transform: scale(1.2)translateY(-5px);
    box-shadow: 0 0 25px var(--main-color);
}
.btn-group{
    display: flex;
    gap:1.5rem;
}
.btn{
    display: inline-block;
    padding: 1rem 3rem;
    background-color: var(--main-color);
    box-shadow: 0 0 25px var(--main-color);
    border-radius: 3rem;
    font-size: 1.8rem;
    color:var(--text-color);
    border: 2px solid transparent;
    font-weight: 600;
    transition: 0.3s ease-in-out;
}
.btn:hover{
    transform: scale(1.05);
    box-shadow: 0 0 25px var(--main-color),
                0 0 50px var(--main-color);
}
.btn-group a:nth-of-type(2){
    background-color: var(--bg-color);
    color: var(--main-color);
    border: 2px solid var(--main-color);
    box-shadow: 0 0 25px transparent;
}

.btn-group a:nth-of-type(2):hover{
    box-shadow: 0 0 25px var(--main-color);
    background-color: var(--main-color);
    color: var(--bg-color);
}
/* About */
.about {
    display: flex;
    flex-wrap: wrap;  
    align-items: center;
    gap: 2rem;
    background: var(--second-bg-color);
}
.about-content h2{
    margin-top: 15rem;
    font-size: 7rem;
    text-align: left;
}
.about-content p{
    font-size: 1.8rem;
    text-align: justify;
}
.about-content .read-more{
    margin: 3rem 0;
    display: inline-block;
    padding: 1rem 3rem;
    background-color: var(--main-color);
    box-shadow: 0 0 25px var(--main-color);
    border-radius: 3rem;
    font-size: 1.8rem;
    color:var(--text-color);
    border: 2px solid transparent;
    font-weight: 600;
    transition: 0.3s ease-in-out;
    cursor: pointer;
}
.about-img img {
    float: left;  
    width: 32vw;
    border-radius: 70%;
    box-shadow: 0 0 25px var(--main-color);
    transition: 0.4s ease-in-out;
    position: relative;
    margin-right: 10rem;
}
.flag-img img{
    float: right;
    width: 19vw;
    box-shadow: 0 0 25px green;
    transition: 0.4s ease-in-out;
    position: relative;
    margin: 2rem;
}
.journey-img img{
    float: right;
    height: 10%;
    width: 7%;
    right: 2%;
    filter: drop-shadow(0 0 5px var(--main-color))
            drop-shadow(0 0 10px #1131e2);
    transition: 0.4s ease-in-out;
    position: relative;
    margin-right: 21%;
    margin-top: 11%;
}
.hobbies-img img{
    float: right;
    height: 100%;
    width: 25%;
    filter: drop-shadow(0 0 5px var(--main-color))
            drop-shadow(0 0 10px #8AF0F2);
    transition: 0.4s ease-in-out;
    position: relative;
    margin-left: 1rem;
    top: 10rem;
}
.darkmode .hobbies-img img{
    content: url("Images/ichigo.png");
    height: 100%;
    width: 31%;
    transform: scaleX(-1);
    filter: drop-shadow(0 0 5px var(--main-color))
            drop-shadow(0 0 10px black);
}
.darkmode .hobbies-img img:hover{
    filter: drop-shadow(0 0 10px black)
            drop-shadow(0 0 20px var(--main-color))
}
.darkmode .journey-img img{
    content: url("Images/java.png");
    filter: drop-shadow(0 0 5px var(--main-color))
            drop-shadow(0 0 10px black);
}
.about-img img:hover{
    box-shadow: 0 0 25px var(--main-color),
                0 0 50px var(--main-color),
                0 0 100px var(--main-color);
}
.flag-img img:hover{
        box-shadow: 0 0 25px green,
                0 0 50px green,
                0 0 75px green;
}
.hobbies-img img:hover{
    filter: drop-shadow(0 0 10px #8AF0F2)
            drop-shadow(0 0 20px var(--main-color))
}
.journey-img img:hover{
    filter: drop-shadow(0 0 10px #1131e2)
            drop-shadow(0 0 20px var(--main-color))
}
::-webkit-scrollbar{
    width: 20px;
}
::-webkit-scrollbar-thumb{
    background-color: var(--main-color);
}
::-webkit-scrollbar-track{
    background-color: var(--bg-color);
}
#more {
    display: none;
}

/* Expertise */
.heading{
    text-align: center;
    font-size: 7rem;
    margin: 5rem 0;
}
.expertise{
    background-color: var(--bg-color);
    color: black;
}
.expertise h2{
    color: var(--text-color)
}
.expertise-container{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    align-items: center;
    gap: 2.5rem;
}
.expertise-box{
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--main-color);
    height: 600px;
    border-radius: 3rem;
    cursor: pointer;
    border: 5px solid transparent;
    transition: 0.3s ease-in-out;
}
.expertise-box:hover{
    background: var(--second-bg-color);
    color: var(--main-color);
    border: 5px solid var(--main-color);
    transform: scale(1.03);
}
.expertise-box .btn{
    display: none;
}
.expertise-info{
    display: flex;
    flex-direction: column;
    text-align: center;
    justify-content: center;
    align-items: center;
    padding: 5rem;    
}
.expertise-info h4{
    font-size: 4rem;
    margin: 2rem 0;
    font-weight: 800;
}
.expertise-info p{
    font-size: 1.4rem;
    font-weight: 600;
    line-height: 1.7;
}
.expertise-info i{
    font-size: 8rem;
}

/*On click */
.expertise-box.active {
    display: block;
    border: 5px solid var(--main-color);
    background-color: var(--second-bg-color);
    padding: 10px;  
    box-sizing: border-box;
    height: auto;     
    max-width: 100%;  
    overflow: hidden;  
}
.expertise-box.active .expertise-info i{
    font-size: 7rem;
    margin: 2rem;
}
.expertise-box.active .expertise-info p,
.expertise-box.active .expertise-info h4 {
    display: none;
}
.expertise-box.active .expertise-info .btn-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); 
    gap: 10px;
    width: 100%;
    box-sizing: border-box;
}
.expertise-box.active .expertise-info .btn-group a {
    display: block;  
    width: 100%; 
    box-sizing: border-box;
    text-align: center; 
}
.expertise-box.active .btn-group a:hover,
.expertise-box.active .btn-group a:nth-of-type(2):hover{
    box-shadow: 0 0 25px var(--main-color);
    background-color: var(--main-color);
    color: var(--bg-color);
}
.expertise-box.active .btn-group a:nth-of-type(2),
.expertise-box.active .expertise-info .btn{
    display: flex;
    justify-content: center; 
    align-items: center;
    padding: 1rem;
    background-color: var(--main-color);
    box-shadow: 0 0 5px var(--main-color);
    color: #080808;
    border-radius: 3rem;
    font-size: 1.4rem; 
    max-width: 100%;   
    overflow: hidden;
    cursor: default;
}
.darkmode .expertise-box.active .expertise-info i{
    font-size: 7rem;
    color: var(--main-color);
}
.darkmode .expertise-box.active .expertise-info .btn:hover{
    color: white;
}

/* Projects */
.projects{
    background-color: var(--second-bg-color);
}
.projects-box{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(550px, 1fr));
    place-items: center;
    gap: 3rem;
    row-gap: 5rem;
}
.project-card{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-color: var(--bg-color);
    border: 2px solid var(--main-color);
    border-radius: 3rem;
    gap: 2rem;
    padding: 5rem 2rem;
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 0 5px var(--main-color);
    transition: 0.3s ease;
}
.project-card:hover{
    box-shadow: 0 0 25px var(--main-color),
                0 0 50px var(--main-color);
    transform: scale(1.02);
}
.project-card img{
    max-width: 500px;
    border-radius: 2em;
    object-fit: cover;
}
.project-card h3{
    font-size: 3rem;
}
.project-card p{
    font-size: 1.3rem;
    color: var(--light-gradent);
}
.project-card ul{
    font-size: 1.6rem;
    position: relative;
    padding-left: 25px; 
    margin: 8px 0;
    text-align: left; 
    display: inline-block; 
}
.project-card a i{
    font-size: 2rem;
}

/* Resume & Certificates*/
.resume {
    background-color: var(--bg-color);
    padding: 10rem 15%;
    text-align: center;
}
.resume-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
    margin-top: 5rem;
}
.resume-card {
    background-color: var(--bg-color);
    border: 2px solid var(--main-color);
    border-radius: 2rem;
    padding: 4rem 2rem;
    box-shadow: 0 0 10px var(--main-color);
    transition: 0.3s ease-in-out;
}
.resume-card:hover {
    transform: scale(1.03);
    box-shadow: 0 0 25px var(--main-color);
}
.resume-card i {
    font-size: 6rem;
    color: var(--main-color);
    margin-bottom: 2rem;
}
.resume-card h3 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}
.resume-card p {
    font-size: 1.6rem;
    margin-bottom: 2rem;
}
.resume-contact {
    margin-top: 5rem;
    font-size: 1.8rem;
    text-align: center;
}
.resume-contact h3 {
    font-size: 4rem;
    margin-bottom: 2rem;
}
.resume-contact p {
    margin: 2rem 0;
}
.resume-contact a {
    color: var(--main-color);
    font-weight: bold;
}
/* Footer */
.footer{
    background-color: var(--second-bg-color);
    padding: 50px 0;
}
.footer .social-icons{
    text-align: center;
}
.footer ul{
    text-align: center;
    font-size:1.8rem;
}
.footer ul li{
    display: inline-block;
    margin-left: 20px;
}
.footer ul li a{
    color: var(--text-color);
    border-bottom: 3px solid transparent;
    transition: 0.3s ease-in-out;
}
.footer ul li a:hover{
    border-bottom: 3px solid var(--main-color);
}
.footer .copyright{
    text-align: center;
    margin-top: 40px;
    font-size: 16px;
}

/* Responsive design for various screen sizes */
@media(max-width:1439px){
    #menu-icon{
        display: block;
    }
    #theme-switch {
        display: block;
        position: absolute;
        top: 25%;
    }
    .navbar{
        position: absolute;
        top: 100%;
        right: 0;
        width: 50%;
        padding: 1rem 3rem;
        background: var(--bg-moble);
        border-bottom-left-radius: 2rem;
        border-left: 2px solid var(--main-color);
        border-bottom: 2px solid var(--main-color);
        display: none;
    }
    .navbar a{
        display: block;
        font-size: 2rem;
        margin: 3rem 0;
        color: var(--text-color);
    }
    .navbar.active{
        display: block;
    }
    .gradient-btn{
        display: none;
    }
    .home{
        flex-direction: column-reverse;
        margin: 5rem 0;
        gap: 5rem;
    }
    .home-content{
        align-items: center;
        text-align: center;
    }
    .home-img img{
        width: 56vw;
    }
    .about{
        flex-direction: column-reverse;
        text-align: center;
    }
    .about h2{
        text-align: center;
        margin: 2rem 0;
    }
    .about img{
        float: none;
        margin-right: 0;
        width: 52vw;
    }
    .flag-img img{
        display: none;
    }
    .journey-img img{
        display: none;
    }
    .hobbies-img img{
        display: none;
    }
    .contact form{
        flex-direction: column;
    }
}
@media (max-width: 1024px) {
    html {
        font-size: 55%;
    }

    section {
        padding: 8rem 8%;
    }

    .header {
        padding: 2rem 8%;
    }

    .home {
        flex-direction: column-reverse;
        gap: 4rem;
        text-align: center;
    }
    #menu-icon {
        display: block;
    }

    .nav-controls {
        top: 15px;
        right: 15px;
        gap: 0.8rem;
    }

    #theme-switch {
        position: static;
        height: 45px;
        width: 45px;
        font-size: 2rem;
        color:#080808;
    }

    .home-content {
        align-items: center;
        text-align: center;
    }
    .projects-box{
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }

    .home-content h1 {
        font-size: 5.5rem;
    }

    .container {
        font-size: 2.8rem;
    }

    .home-img img {
        width: 65vw;
        max-width: 300px;
    }

    .about {
        flex-direction: column;
        text-align: center;
        padding-top: 5rem;
    }

    .about-content h2 {
        font-size: 4.5rem;
        margin-top: 5rem;
    }

    .about-img img {
        width: 65vw;
        max-width: 280px;
        margin: 2rem auto;
        float: none;
    }

    .flag-img img,
    .journey-img img,
    .hobbies-img img {
        display: none;
    }

    .expertise-box {
        height: auto;
        padding: 2rem;
    }

    .expertise-info h4 {
        font-size: 2.8rem;
    }

    .expertise-info i {
        font-size: 5rem;
    }
    .project-card img {
        max-width: 90%;
        height: auto;
    }
}
@media (max-width: 600px) {
    html {
        font-size: 50%;
    }
    .navbar {
        width: 80%;
    }
    .header {
        padding: 2rem 5%;
    }
    .home-content h1 {
        font-size: 4.5rem;
    }
    .container {
        font-size: 2.4rem;
    }
    .about-content h2,
    .heading {
        font-size: 3.5rem;
    }

    .project-card {
        padding: 3rem 1.5rem;
    }
    .resume-container {
        grid-template-columns: 1fr;
    }
    .expertise-container {
        grid-template-columns: 1fr;
    }
}