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

body {

    min-height: 100vh;

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

    background: linear-gradient(
        135deg,
        #0d47a1,
        #1976d2
    );

    display: flex;

    align-items: center;
    justify-content: center;

    padding: 30px;
}


.login-container {

    width: 100%;
    max-width: 950px;

    display: grid;

    grid-template-columns:
        1fr 420px;

    gap: 60px;

    align-items: center;
}


.login-brand {

    color: white;
}


.brand-icon {

    font-size: 60px;

    margin-bottom: 20px;
}


.login-brand h1 {

    font-size: 48px;

    margin-bottom: 5px;
}


.login-brand h2 {

    font-size: 22px;

    margin-bottom: 20px;
}


.login-brand p {

    max-width: 430px;

    font-size: 17px;

    line-height: 1.7;

    opacity: .9;
}


.login-card {

    background: white;

    padding: 40px;

    border-radius: 18px;

    box-shadow:
        0 20px 50px
        rgba(0,0,0,.20);
}


.login-card h2 {

    color: #174ea6;

    font-size: 27px;

    margin-bottom: 8px;
}


.subtitle {

    color: #777;

    margin-bottom: 28px;
}


.form-group {

    margin-bottom: 20px;
}


.form-group label {

    display: block;

    margin-bottom: 8px;

    font-weight: bold;

    color: #444;
}


.form-group input {

    width: 100%;

    padding: 13px 14px;

    border: 1px solid #ddd;

    border-radius: 8px;

    font-size: 15px;

    outline: none;
}


.form-group input:focus {

    border-color: #1976d2;
}


button {

    width: 100%;

    padding: 14px;

    border: none;

    border-radius: 8px;

    background: #1565c0;

    color: white;

    font-size: 16px;

    font-weight: bold;

    cursor: pointer;
}


button:hover {

    background: #0d47a1;
}


.alert {

    background: #ffebee;

    color: #c62828;

    padding: 12px;

    border-radius: 8px;

    margin-bottom: 20px;
}


.login-footer {

    text-align: center;

    margin-top: 25px;

    font-size: 13px;

    color: #999;
}


@media (max-width: 800px) {

    .login-container {

        grid-template-columns: 1fr;

        max-width: 450px;
    }


    .login-brand {

        text-align: center;
    }


    .login-brand p {

        margin: auto;
    }
}