/**
 * 图形验证码组件样式
 * 用于实名认证等验证场景
 */

.captcha-group {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 5px;
    transition: all 0.3s ease;
}

.captcha-group.captcha-refreshing {
    opacity: 0.6;
    transform: scale(0.98);
}

.captcha-group input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: border-color 0.3s ease;
}

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

.captcha-group input.invalid {
    border-color: #dc3545;
    background-color: #fff5f5;
}

.captcha-canvas {
    background: #f8f9fa;
    border: 1px solid #ddd;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.captcha-canvas:hover {
    border-color: #007bff;
    box-shadow: 0 0 5px rgba(0, 123, 255, 0.3);
}



.captcha-tip {
    margin-top: 5px;
}

.captcha-tip small {
    color: #666;
    font-size: 12px;
}

/* 验证状态样式 */
.captcha-group input.valid {
    border-color: #28a745;
    background-color: #f8fff9;
}

.captcha-group input.invalid {
    border-color: #dc3545;
    background-color: #fff8f8;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .captcha-group {
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
    }
    
    .captcha-canvas {
        align-self: center;
    }
    
    .captcha-refresh-btn {
        align-self: center;
        width: 120px;
        height: 36px;
    }
}

/* 模态框内的验证码组件 */
.modal-body .captcha-group {
    margin-bottom: 15px;
}

.modal-body .captcha-canvas {
    width: 120px;
    height: 40px;
}

/* 动画效果 */
@keyframes captcha-refresh {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

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