@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&display=swap');

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

body{
    background: #0b1220;
    color:white;
}

/* SIDEBAR GLASS */
.sidebar{
    width:250px;
    height:100vh;
    position:fixed;
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(15px);
    padding:25px;
    border-right:1px solid rgba(255,255,255,0.1);
}

.sidebar h2{
    margin-bottom:30px;
}

.sidebar a{
    display:block;
    color:#cbd5e1;
    text-decoration:none;
    padding:12px;
    border-radius:12px;
    transition:0.3s;
}

.sidebar a:hover{
    background:#2563eb;
    transform:translateX(6px);
}

/* MAIN */
.main{
    margin-left:270px;
    padding:30px;
}

/* HEADER */
.header h1{
    font-size:30px;
}

.header p{
    color:#94a3b8;
}

/* CARD */
.card-container{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:20px;
    margin-top:20px;
}

.card{
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(10px);
    padding:20px;
    border-radius:18px;
    border:1px solid rgba(255,255,255,0.1);
    transition:0.3s;
}

.card:hover{
    transform:translateY(-8px);
    background: rgba(37,99,235,0.2);
}

/* CHART */
.chart-box{
    margin-top:40px;
    background: rgba(255,255,255,0.05);
    padding:20px;
    border-radius:18px;
    border:1px solid rgba(255,255,255,0.1);
}

/* LOGIN */
.login-box{
    width:350px;
    margin:120px auto;
    background: rgba(255,255,255,0.05);
    padding:30px;
    border-radius:18px;
    text-align:center;
    backdrop-filter: blur(15px);
    border:1px solid rgba(255,255,255,0.1);
}

input{
    width:100%;
    padding:12px;
    margin:10px 0;
    border-radius:12px;
    border:none;
    outline:none;
}

button{
    width:100%;
    padding:12px;
    border:none;
    border-radius:12px;
    background: linear-gradient(135deg,#2563eb,#1d4ed8);
    color:white;
    cursor:pointer;
    transition:0.3s;
}

button:hover{
    transform:scale(1.05);
}

.error{
    color:#ef4444;
}