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

body{

    background:#181d27;

    color:#fff;

}

.login-page{

    width:100%;
    height:100vh;

    display:flex;

    justify-content:center;

    align-items:center;

}

.login-box{

    width:420px;

    background:#242b38;

    border-radius:12px;

    padding:40px;

    box-shadow:0 0 30px rgba(0,0,0,.35);

}

.login-box h1{

    text-align:center;

    margin-bottom:10px;

    font-size:30px;

}

.login-box p{

    text-align:center;

    color:#9da7b8;

    margin-bottom:30px;

}

label{

    display:block;

    margin-bottom:8px;

    font-weight:bold;

}

select,input{

    width:100%;

    padding:13px;

    border:none;

    border-radius:8px;

    margin-bottom:20px;

    font-size:15px;

}

button{

    width:100%;

    background:#f4b400;

    border:none;

    color:#000;

    padding:14px;

    border-radius:8px;

    cursor:pointer;

    font-size:16px;

    font-weight:bold;

    transition:.2s;

}

button:hover{

    background:#ffc928;

}

.error{

    background:#ff4d4d;

    color:white;

    padding:12px;

    border-radius:8px;

    margin-bottom:20px;

    text-align:center;

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

.sidebar{
    width:240px;
    background:#1f1f1f;
    color:#fff;
    padding:25px;
}

.sidebar h2{
    margin-bottom:30px;
    font-size:22px;
}

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

.sidebar li{
    margin:14px 0;
}

.sidebar a{
    color:#fff;
    text-decoration:none;
}

.sidebar a:hover{
    color:#ffcc00;
}

.content{
    flex:1;
    background:#f5f5f5;
}

.topbar{
    background:#fff;
    padding:18px 30px;
    display:flex;
    justify-content:space-between;
    align-items:center;
    box-shadow:0 2px 10px rgba(0,0,0,.08);
}

.card{
    background:#fff;
    margin:30px;
    padding:30px;
    border-radius:10px;
    box-shadow:0 2px 10px rgba(0,0,0,.08);
}
.table{
    width:100%;
    border-collapse:collapse;
}

.table th{
    background:#2b2b2b;
    color:#fff;
    padding:12px;
    text-align:left;
}

.table td{
    padding:12px;
    border-bottom:1px solid #ddd;
}

.table tr:hover{
    background:#f4f4f4;
}

.btn{
    display:inline-block;
    background:#f5c400;
    color:#000;
    padding:10px 18px;
    border-radius:6px;
    text-decoration:none;
    font-weight:bold;
    margin-bottom:20px;
}

.btn:hover{
    background:#ffd633;
}

.green{
    color:#008000;
    font-weight:bold;
}

.red{
    color:#cc0000;
    font-weight:bold;
}
.container{
    display:flex;
    min-height:100vh;
}

.sidebar{
    width:250px;
    background:#242b38;
    padding:25px;
}

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

.sidebar ul{
    list-style:none;
}

.sidebar li{
    margin:12px 0;
}

.sidebar a{
    color:#fff;
    text-decoration:none;
}

.sidebar a:hover{
    color:#f4b400;
}

.content{
    flex:1;
    background:#f3f5f8;
    color:#222;
}

.topbar{
    background:#fff;
    padding:20px 30px;
    display:flex;
    justify-content:space-between;
    align-items:center;
    box-shadow:0 2px 10px rgba(0,0,0,.08);
}

.card{
    margin:30px;
    background:#fff;
    border-radius:12px;
    padding:30px;
    box-shadow:0 2px 10px rgba(0,0,0,.08);
}

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

.table th{
    background:#242b38;
    color:#fff;
    padding:12px;
    text-align:left;
}

.table td{
    padding:12px;
    border-bottom:1px solid #ddd;
}

.table tr:hover{
    background:#f7f7f7;
}

.btn{
    display:inline-block;
    padding:10px 18px;
    background:#f4b400;
    color:#000;
    text-decoration:none;
    border-radius:8px;
    font-weight:bold;
    margin-bottom:20px;
}

.green{
    color:#1f9d55;
    font-weight:bold;
}

.red{
    color:#d62828;
    font-weight:bold;
}