body{
    margin:0;
    font-family: Arial, Helvetica, sans-serif;
    background: linear-gradient(135deg,#0f4c81,#1e88e5);
    color:white;
    display:flex;
    justify-content:center;
    align-items:center;
    height:100vh;
    text-align:center;
}

.card{
    background:white;
    color:#333;
    padding:30px;
    border-radius:12px;
    box-shadow:0 10px 30px rgba(0,0,0,0.3);
    width:90%;
    max-width:460px;
}

.logo{
    width:150px;
    margin:0 auto 20px auto;
    display:block;
}

h1{
    margin:0 0 10px 0;
    font-size:22px;
    color:#0f4c81;
}

#lokasi{
    font-weight:bold;
    margin:10px 0;
    color:#1e88e5;
}

.loader{
    margin:20px auto;
    border:6px solid #eee;
    border-top:6px solid #1e88e5;
    border-radius:50%;
    width:40px;
    height:40px;
    animation:spin 1s linear infinite;
}

@keyframes spin{
    0%{transform:rotate(0)}
    100%{transform:rotate(360deg)}
}

.small{
    font-size:13px;
    color:#777;
    margin-top:15px
}

.error{
    color:red;
    font-weight:bold
}