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

.sidebar{
width:240px;
background:#111827;
height:100vh;
padding:20px;
position:fixed;
}

.sidebar h2{
margin-top:0;
}

.sidebar ul{
list-style:none;
padding:0;
}

.sidebar li{
padding:10px 0;
border-bottom:1px solid #1f2937;
}

.main{
margin-left:260px;
padding:30px;
width:100%;
}

form{
display:flex;
gap:10px;
margin-bottom:30px;
}

input{
flex:1;
padding:15px;
border:none;
border-radius:10px;
font-size:16px;
}

button{
padding:15px 30px;
border:none;
background:#2563eb;
color:white;
border-radius:10px;
cursor:pointer;
}

.grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
gap:20px;
}

.card{
background:#1e293b;
padding:20px;
border-radius:14px;
box-shadow:0 0 10px rgba(0,0,0,0.3);
}

.card h2{
margin-top:0;
font-size:20px;
}

ul{
padding-left:18px;
}

li{
margin-bottom:8px;
line-height:1.5;
}