/* assets/css/captcha.css */
.captcha-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-top: 15px;
    justify-items: center;
}

.captcha-grid-item {
    width: 80px;
    height: 80px;
    cursor: pointer;
    border: 3px solid transparent;
    border-radius: 8px;
    transition: all 0.2s ease-in-out;
    position: relative;
    overflow: hidden;
    background-color: #f0f0f0;
}

.captcha-grid-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 5px;
    pointer-events: none; /* Prevents image dragging/selection issues */
}

.captcha-grid-item.selected {
    border-color: #4CAF50;
    opacity: 0.8;
}

.captcha-grid-item.selected::after {
    content: '✓';
    position: absolute;
    top: 5px;
    right: 5px;
    background-color: #4CAF50;
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: bold;
}

.captcha-instructions {
    font-size: 16px;
    margin-bottom: 10px;
    color: #333;
}