:root{
    --bg: #0f172a;
    --card: #1e293b;
    --text: #f1f5f9;
    --accent: #6366f1;

}

body.light{
    --bg: #f3f4f6;
    --card: #ffffff;
    --text: #111827;
}

body{
    margin:0;
    font-family:'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg);
    color:var(--text);
    transition:background 0.3s ease;
}

.navbar{
    display:flex;
    justify-content:space-between;
    padding:20px;
    background:var(--card);
    align-items: center;
}

button{
    padding:8px 14px;
    border:none;
    background:var(--accent);
    color:white;
    border-radius:6px;
    cursor:pointer;
}

.stats{
    display:flex;
    justify-content:center;
    gap:20px;
    padding:20px;
    flex-wrap:wrap;
}

.card{
    background: var(--card);
    padding:20px;
    width:220px;
    border-radius:12px;
    text-align:center;
    transition:transform 0.3s ease;
}

.card:hover{
    transform:translateY(-6px);
}

.counter{
    font-size:32px;
    color:var(--accent);
    font-weight:bold;
}

.charts{
    display:flex;
    justify-content:center;
    gap:20px;
    padding:20px;
    flex-wrap:wrap;
}

.chart-box{
    background:var(--card);
    padding:20px;
    border-radius:12px;
    flex:1;
    min-width:300px;
}

section{
    max-width:1200px;
    margin:auto;
}

#search{
    padding:10px;
    width:100%;
    margin-bottom:20px;
    border-radius:6px;
    border:none;

}

.project-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
    gap:20px;
}

.project-card{
    background: var(--card);
    padding:15px;
    border-radius:10px;
    transition:0.3s ease;
}

.project-card:hover{
    transform:scale(1.05);
}