*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:'Poppins', sans-serif;
}

body{
    background:#0f172a;
    color:white;
    line-height:1.6;
}

header{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:20px 60px;
    background:#111827;
    position:sticky;
    top:0;
    z-index:1000;
}

.logo{
    font-size:28px;
    font-weight:700;
    color:#60a5fa;
}

nav a{
    margin-left:25px;
    color:white;
    text-decoration:none;
    transition:0.3s;
}

nav a:hover{
    color:#60a5fa;
}

.hero{
    height:100vh;
    display:flex;
    justify-content:center;
    align-items:center;
    text-align:center;
    background:linear-gradient(to right,#2563eb,#0f172a);
    padding:20px;
}

.hero h1{
    font-size:60px;
    margin-bottom:20px;
}

.hero p{
    font-size:22px;
    max-width:800px;
    margin:auto;
}

.buttons{
    margin-top:30px;
}

.btn,
.btn-outline{
    padding:14px 28px;
    border-radius:8px;
    text-decoration:none;
    margin:10px;
    font-weight:600;
}

.btn{
    background:white;
    color:#2563eb;
}

.btn-outline{
    border:2px solid white;
    color:white;
}

.section{
    padding:90px 70px;
}

.section h2{
    text-align:center;
    margin-bottom:40px;
    font-size:40px;
    color:#60a5fa;
}

.section p{
    text-align:center;
    max-width:900px;
    margin:auto;
    font-size:18px;
}

.skills-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
    gap:20px;
    margin-top:40px;
}

.skill-card{
    background:#1e293b;
    padding:30px;
    border-radius:12px;
    text-align:center;
    transition:0.3s;
}

.skill-card:hover{
    transform:translateY(-8px);
    background:#2563eb;
}

.timeline-item{
    background:#1e293b;
    padding:30px;
    border-radius:12px;
    margin-bottom:25px;
}

.timeline-item h3{
    color:#60a5fa;
    margin-bottom:10px;
}

.timeline-item ul{
    margin-top:15px;
    padding-left:20px;
}

.project-container{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(320px,1fr));
    gap:25px;
}

.project-card{
    background:#1e293b;
    padding:30px;
    border-radius:12px;
    transition:0.3s;
}

.project-card:hover{
    transform:translateY(-8px);
}

.project-card h3{
    color:#60a5fa;
    margin-bottom:15px;
}

.tech-stack{
    margin-top:20px;
}

.tech-stack span{
    display:inline-block;
    background:#2563eb;
    padding:8px 14px;
    margin:5px;
    border-radius:20px;
    font-size:14px;
}

.contact-box{
    background:#1e293b;
    padding:35px;
    border-radius:12px;
    max-width:700px;
    margin:auto;
}

.contact-box p{
    text-align:left;
    margin-bottom:15px;
}

.contact-box a{
    color:#60a5fa;
    text-decoration:none;
    transition:0.3s;
}

.contact-box a:hover{
    color:white;
    text-decoration:underline;
}

footer{
    background:#111827;
    text-align:center;
    padding:20px;
}

@media(max-width:768px){

    header{
        flex-direction:column;
    }

    nav{
        margin-top:15px;
    }

    nav a{
        margin:0 10px;
    }

    .hero h1{
        font-size:40px;
    }

    .section{
        padding:60px 20px;
    }
}