/* Math CAPTCHA component styles */
.captcha-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 5px;
    padding: 10px 15px;
    margin-bottom: 10px;
    font-size: 16px;
    font-weight: 600;
    color: #495057;
}

.captcha-text {
    flex-grow: 1;
}

.captcha-refresh {
    background: none;
    border: none;
    color: #6c757d;
    cursor: pointer;
    padding: 5px;
    border-radius: 3px;
    transition: all 0.2s ease;
}

.captcha-refresh:hover {
    background: #e9ecef;
    color: #495057;
}

.captcha-refresh:focus {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}

.captcha-refresh svg {
    transition: transform 0.3s ease;
}

.captcha-refresh:hover svg {
    transform: rotate(180deg);
}

#captcha-field input[type="text"] {
    text-align: center;
    font-size: 18px;
    font-weight: 600;
    letter-spacing: 1px;
    transition: border-color 0.3s ease, background-color 0.3s ease;
}

/* Feedback states for CAPTCHA input */
#captcha-field input[type="text"]:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

#captcha-field input.captcha-valid {
    border-color: #28a745 !important;
    background-color: #f8fff9 !important;
}

#captcha-field input.captcha-invalid {
    border-color: #dc3545 !important;
    background-color: #fff8f8 !important;
}

/* Submit button disabled state */
#submitBtn:disabled {
    opacity: 0.5 !important;
    cursor: not-allowed !important;
    pointer-events: none;
}

/* Animation for refresh */
@keyframes captcha-refresh {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

.captcha-refreshing .captcha-question {
    animation: captcha-refresh 0.5s ease-in-out;
}