body {
    margin: 0;
    min-height: 100vh;

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

    background: linear-gradient(135deg, #0f172a, #1e293b);

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

.login-container {
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.login-card {
    background: #ffffff;

    padding: 40px;

    border-radius: 16px;

    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.25);
}

.system-title {
    font-size: 32px;
    font-weight: 700;
    color: #0f172a;
}

.form-label {
    font-weight: 600;
}

.form-control {
    padding: 12px;

    border-radius: 8px;

    border: 1px solid #ced4da;
}

.form-control:focus {
    border-color: #0d6efd;

    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.15);
}

.login-button {
    padding: 12px;

    font-size: 16px;

    font-weight: 600;

    border-radius: 8px;
}

.no-caret::after {

    display: none !important;

}