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

body{
background:#0f172a;
color:#fff;
}

.container{
display:flex;
min-height:100vh;
}

/* Sidebar */

.sidebar{
width:250px;
background:#111827;
padding:25px;
}

.sidebar h2{
color:#facc15;
margin-bottom:40px;
}

.sidebar ul{
list-style:none;
}

.sidebar li{
margin-bottom:15px;
}

.sidebar a{
display:block;
padding:15px;
color:#fff;
text-decoration:none;
border-radius:10px;
transition:.3s;
}

.sidebar a:hover,
.sidebar .active a{
background:#2563eb;
}

.sidebar i{
margin-right:10px;
}

/* Main */

.main{
flex:1;
padding:35px;
}

.header{
margin-bottom:30px;
}

.header h1{
font-size:36px;
margin-bottom:8px;
}

.header p{
color:#cbd5e1;
}

/* Market Cards */

.market-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
gap:20px;
margin-bottom:35px;
}

.market-card{
background:#1e293b;
padding:25px;
border-radius:15px;
transition:.3s;
position:relative;
}

.market-card:hover{
transform:translateY(-5px);
border:1px solid #facc15;
}

.market-card i{
font-size:28px;
color:#facc15;
margin-bottom:15px;
}

.market-card h3{
margin-bottom:10px;
}

.price{
font-size:28px;
font-weight:bold;
margin-bottom:10px;
}

.up{
color:#22c55e;
font-weight:bold;
}

.down{
color:#ef4444;
font-weight:bold;
}

/* Chart */

.chart-section{
background:#1e293b;
padding:25px;
border-radius:15px;
margin-bottom:35px;
}

.chart-section h2{
margin-bottom:20px;
color:#facc15;
}

/* Table */

.trending{
background:#1e293b;
padding:25px;
border-radius:15px;
}

.trending h2{
margin-bottom:20px;
color:#facc15;
}

table{
width:100%;
border-collapse:collapse;
}

th{
background:#2563eb;
padding:15px;
text-align:left;
}

td{
padding:15px;
border-bottom:1px solid rgba(255,255,255,.08);
}

tr:hover{
background:#273549;
}

.green{
color:#22c55e;
font-weight:bold;
}

.red{
color:#ef4444;
font-weight:bold;
}

/* Responsive */

@media(max-width:900px){

.container{
flex-direction:column;
}

.sidebar{
width:100%;
}

.main{
padding:20px;
}

.header h1{
font-size:28px;
}

}