*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

html{
    scroll-behavior:smooth;
}

body{
    font-family:Arial,sans-serif;
    background:#0f172a;
    color:white;
}

header{
    position:sticky;
    top:0;
    background:#111827;
    padding:15px;
}

nav{
    display:flex;
    justify-content:space-between;
    align-items:center;
    max-width:1100px;
    margin:auto;
}

nav ul{
    display:flex;
    list-style:none;
    gap:20px;
}

nav a{
    color:white;
    text-decoration:none;
}

.hero{
    text-align:center;
    padding:80px 20px;
}

.hero img{
    width:170px;
    height:170px;
    border-radius:50%;
    object-fit:cover;
    border:4px solid #38bdf8;
}

section{
    max-width:1100px;
    margin:auto;
    padding:60px 20px;
}

#projects{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
    gap:25px;
}

.card{
    background:#1e293b;
    border-radius:12px;
    overflow:hidden;
    transition:.3s;
}

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

.card img{
    width:100%;
}

.card h3,
.card p{
    padding:15px;
}

.skills{
    display:flex;
    flex-wrap:wrap;
    gap:15px;
}

.skills span{
    background:#38bdf8;
    color:black;
    padding:10px 20px;
    border-radius:30px;
    font-weight:bold;
}

footer{
    text-align:center;
    padding:30px;
    background:#111827;
}