/* 页脚表单反馈消息增强样式 */
#footerFormFeedback {
    margin-top: 15px;
    display: none;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

#footerFormFeedback .alert {
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 14px;
    line-height: 1.5;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border: none;
    position: relative;
    overflow: hidden;
}

#footerFormFeedback .alert::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: currentColor;
}

#footerFormFeedback .alert-success {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    color: #155724;
    border-left: 4px solid #28a745;
}

#footerFormFeedback .alert-success::before {
    background: #28a745;
}

#footerFormFeedback .alert-error {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
    color: #721c24;
    border-left: 4px solid #dc3545;
}

#footerFormFeedback .alert-error::before {
    background: #dc3545;
}

/* 添加成功提示的图标效果 */
#footerFormFeedback .alert-success::after {
    content: '✓';
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 16px;
    font-weight: bold;
    color: #28a745;
}

#footerFormFeedback .alert-error::after {
    content: '✗';
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 16px;
    font-weight: bold;
    color: #dc3545;
}

/* 响应式适配 */
@media (max-width: 768px) {
    #footerFormFeedback .alert {
        padding: 10px 14px;
        font-size: 13px;
    }
    
    #footerFormFeedback .alert-success::after,
    #footerFormFeedback .alert-error::after {
        font-size: 14px;
        right: 10px;
    }
}