.floating-facebook-btn{
    position: fixed;
    right: 18px;
    bottom: 50%;
    width: 58px;
    height: 58px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    background: linear-gradient(135deg, #1877f2 0%, #0d5fd3 100%);
    box-shadow: 0 10px 30px rgba(24,119,242,.35);
    z-index: 9999;
    transition: transform .18s ease, box-shadow .18s ease, opacity .18s ease;
}

.floating-facebook-btn:hover{
    transform: translateY(-3px) scale(1.04);
    box-shadow: 0 14px 34px rgba(24,119,242,.45);
}

.floating-facebook-btn:active{
    transform: scale(.97);
}

.floating-facebook-btn svg{
    width: 26px;
    height: 26px;
    fill: #fff;
}

@media (max-width: 768px){
    .floating-facebook-btn{
        right: 14px;
        bottom: 18px;
        width: 54px;
        height: 54px;
    }

    .floating-facebook-btn svg{
        width: 24px;
        height: 24px;
    }
}
.form-control[disabled] {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    font-weight: 600;
}