:root{

    --primary:#d97706;
    --primary-dark:#b45309;

    --background:#f4f6f8;
    --card:#ffffff;

    --border:#dde3ea;

    --text:#111827;
    --muted:#6b7280;

}

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{

    background:var(--background);

    font-family:Arial, Helvetica, sans-serif;

    color:var(--text);

}

.login-wrapper{

    min-height:100vh;

    display:flex;

    justify-content:center;

    align-items:center;

    padding:20px;

}

.login-card{

    width:100%;
    max-width:400px;

    background:var(--card);

    border:1px solid var(--border);

    border-radius:16px;

    padding:32px;

    box-shadow:
        0 10px 30px rgba(0,0,0,.04);

}

.login-brand{

    display:flex;

    flex-direction:column;

    align-items:center;

    justify-content:center;

    text-align:center;

    margin-bottom:28px;

}

.login-logo{

    width:58px;
    height:58px;

    border-radius:14px;

    background:
    linear-gradient(
        135deg,
        var(--primary),
        #f59e0b
    );

    color:#fff;

    display:flex;

    align-items:center;

    justify-content:center;

    font-size:22px;

    margin-bottom:14px;

}

.login-title{

    font-size:24px;

    font-weight:700;

    color:var(--text);

    line-height:1.2;

}

.login-subtitle{

    margin-top:4px;

    font-size:12px;

    color:var(--muted);

}

.form-label{

    font-size:12px;

    font-weight:600;

    color:var(--text);

    margin-bottom:6px;

}

.form-control{

    height:42px;

    font-size:13px;

    border-radius:8px;

    border:1px solid var(--border);

}

.form-control:focus{

    border-color:var(--primary);

    box-shadow:none;

}

.btn-login{

    width:100%;

    height:42px;

    border:none;

    border-radius:8px;

    background:var(--primary);

    color:#fff;

    font-size:13px;

    font-weight:600;

    transition:.15s;

}

.btn-login:hover{

    background:var(--primary-dark);

}

.login-footer{

    margin-top:18px;

    text-align:center;

    font-size:11px;

    color:#9ca3af;

}

.alert{

    font-size:12px;

    padding:10px;

}

@media (max-width:992px){

    .login-card{

        max-width:420px;

        margin:auto;

    }

}

@media (max-width:576px){

    .login-card{

        padding:24px;

    }

    .login-title{

        font-size:21px;

    }

    .login-subtitle{

        font-size:11px;

    }

}