.socialv-error-msg {
    color: #e74c3c;
    font-size: 13px;
    margin-top: 6px;
    margin-bottom: 8px;
}
.srv-input-error {
    border: 1px solid #e74c3c !important;
    background: #fff5f5 !important;
    box-shadow: 0 0 0 3px rgba(231,76,60,0.05);
}
button.srv-loading {
    opacity: 0.95;
}
button.srv-loading:after {
    content: '';
    display: inline-block;
    margin-left: 8px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.6);
    border-top-color: rgba(255,255,255,1);
    animation: srv-spin 0.8s linear infinite;
    vertical-align: middle;
}
@keyframes srv-spin { to { transform: rotate(360deg); } }