body {
    font-family: 'Vazir', 'Vazirmatn', Tahoma, sans-serif;
    /* اگر پس‌زمینه ورود در بانک باشد از /Branding/Background می‌آید؛ وگرنه رنگ ساده دیده می‌شود */
    background: #eef1f5 url('/Branding/Background') center / cover no-repeat fixed;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
    padding: 20px;
}

.login-split {
    display: flex;
    width: 100%;
    max-width: 860px;
    min-height: 520px;
    background: white;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 15px 45px rgba(0,0,0,.15);
}

.login-brand {
    flex: 1 1 45%;
    background: linear-gradient(160deg, #1a2a4a 0%, #274b8f 55%, #3498db 100%);
    color: white;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    text-align: center;
    padding: 48px 30px 40px;
    gap: 12px;
}

.login-brand img {
    max-height: 150px;
    max-width: 250px;
    background: rgba(255,255,255,.12);
    border-radius: 14px;
    /*padding: 10px 16px;*/
    margin-bottom: 10px;
}

.login-brand h3 {
    margin: 0;
    font-weight: bold;
}

.login-brand h4 {
    margin: 0;
    font-weight: normal;
    opacity: .9;
}

.login-brand p {
    margin: 0;
    opacity: .85;
    font-size: .95rem;
    line-height: 2;
}

.login-form-side {
    flex: 1 1 55%;
    padding: 45px 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.login-form-side h4 {
    font-weight: bold;
    margin-bottom: 6px;
}

.btn-login {
    width: 100%;
    padding: 12px;
    font-size: 1.1rem;
    font-weight: bold;
}

@media (max-width: 768px) {
    .login-split { flex-direction: column; }
    .login-brand { padding: 28px 20px; }
    .login-form-side { padding: 30px 22px; }
}