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

body{
    background:#0f172a;
    color:#f8fafc;
    line-height:1.6;
}

.container{
    width:90%;
    max-width:1200px;
    margin:auto;
}

.hero{
    min-height:100vh;
    display:flex;
    justify-content:center;
    align-items:center;
    text-align:center;
    background:linear-gradient(135deg,#0f172a,#1e293b);
}

.hero h1{
    font-size:4rem;
    margin-bottom:10px;
}

.hero h2{
    color:#38bdf8;
    margin-bottom:15px;
}

.hero p{
    max-width:700px;
    margin:auto;
    margin-bottom:30px;
}

.hero-buttons a{
    display:inline-block;
    padding:12px 20px;
    margin:10px;
    background:#38bdf8;
    color:#000;
    text-decoration:none;
    border-radius:8px;
    font-weight:bold;
}

.section{
    padding:80px 0;
}

.dark{
    background:#111827;
}

.section h2{
    margin-bottom:30px;
    text-align:center;
    color:#38bdf8;
}

.skills-grid,
.project-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:20px;
}

.card,
.project-card,
.education-card,
.timeline-item{
    background:#1e293b;
    padding:20px;
    border-radius:12px;
    transition:0.3s;
}

.card:hover,
.project-card:hover,
.timeline-item:hover{
    transform:translateY(-5px);
}

.timeline-item{
    margin-bottom:25px;
}

footer{
    text-align:center;
    padding:20px;
    background:#020617;
}

a{
    color:#38bdf8;
}

@media(max-width:768px){
    .hero h1{
        font-size:2.5rem;
    }
}