body{
    background: linear-gradient(135deg,#1e6bd6,#00bcd4);
    min-height:100vh;
    display:flex;
    align-items:center;
    justify-content:center;
    font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
    padding:20px;
}

/* container supaya mobile ada space kiri kanan */
.login-wrapper{
    width:100%;
    max-width:420px;
}

/* card login */
.login-card{
    width:100%;
    border-radius:18px;
    border:none;
    background:#ffffff;
    padding:32px 26px;
    
    /* efek timbul */
    box-shadow:
        0 10px 25px rgba(0,0,0,0.15),
        0 4px 10px rgba(0,0,0,0.08);
    
    transition:all .3s ease;
}

/* hover efek */
.login-card:hover{
    transform:translateY(-3px);
    box-shadow:
        0 18px 40px rgba(0,0,0,0.18),
        0 6px 16px rgba(0,0,0,0.12);
}

/* logo */
.logo{
    font-size:26px;
    font-weight:700;
    color:#2c7be5;
}

/* label */
.form-label{
    font-weight:500;
    font-size:14px;
}

/* input */
.form-control{
    border-radius:10px;
    padding:10px 12px;
    border:1px solid #d9e2ef;
}

/* focus input */
.form-control:focus{
    border-color:#2c7be5;
    box-shadow:0 0 0 0.15rem rgba(44,123,229,.2);
}

/* tombol login */
.btn-primary{
    border-radius:10px;
    padding:10px;
    font-weight:600;
    background:#2c7be5;
    border:none;
}

.btn-primary:hover{
    background:#1f63c6;
}

/* icon password */
.input-group .btn{
    border-radius:0 10px 10px 0;
}

/* mobile spacing */
@media (max-width:576px){

    body{
        padding:16px;
    }

    .login-card{
        padding:26px 20px;
        border-radius:16px;
    }

    .logo{
        font-size:22px;
    }

}