.has-single-quote-error {
    border: 2px solid #e74c3c !important;
    background-color: #ffe6e6 !important;
    box-shadow: 0 0 5px rgba(231, 76, 60, 0.3);
}

.has-single-quote-error:focus {
    outline: 2px solid #e74c3c;
    outline-offset: 2px;
}

.single-quote-warning {
    position: absolute;
    display: inline-block;
    padding: 8px 12px;
    background-color: #e74c3c;
    color: #ffffff;
    font-size: 13px;
    font-weight: bold;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    z-index: 10000;
    animation: fadeIn 0.3s ease-in-out;
    white-space: nowrap;
    pointer-events: none;
}

.single-quote-warning::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 20px;
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid #e74c3c;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.single-quote-warning::after {
    content: '⚠';
    margin-left: 8px;
    font-size: 14px;
}

@media screen and (max-width: 768px) {
    .single-quote-warning {
        font-size: 12px;
        padding: 6px 10px;
    }
    
    .single-quote-warning::before {
        left: 15px;
    }
}

@media print {
    .single-quote-warning {
        display: none;
    }
    
    .has-single-quote-error {
        border: 1px solid #ccc !important;
        background-color: #fff !important;
        box-shadow: none !important;
    }
}