/* 底部样式 - 纯色背景叠加背景图片 */
.footer {
    background-color: #2a4c89;
    background-image: url('../images/footer-content-bg.jpg');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    background-blend-mode: overlay;
    padding: 40px 0;
    position: relative;
    overflow: hidden;
    min-height: 120px;
}

/* 移除伪元素，使用纯色背景 */

.footer-content {
    position: relative;
}

.footer .container {
    text-align: center;
    color: white;
}

.footer .copyright {
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 15px;
    line-height: 1.6;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.footer .icp {
    font-size: 14px;
    line-height: 1.8;
    opacity: 0.9;
}

.footer .icp a {
    color: white;
    text-decoration: none;
    margin: 0 10px;
    transition: opacity 0.3s ease;
}

.footer .icp a:hover {
    opacity: 0.8;
    text-decoration: underline;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .footer {
        padding: 35px 0;
    }
}

@media (max-width: 768px) {
    .footer {
        padding: 30px 0;
        min-height: 100px;
    }
    
    .footer .copyright {
        font-size: 14px;
        margin-bottom: 12px;
        padding: 0 15px;
    }
    
    .footer .icp {
        font-size: 12px;
        padding: 0 15px;
    }
    
    .footer .icp a {
        margin: 0 5px;
        display: inline-block;
    }
}

@media (max-width: 480px) {
    .footer {
        padding: 25px 0;
        min-height: 80px;
    }
    
    .footer .copyright {
        font-size: 13px;
        margin-bottom: 10px;
        padding: 0 10px;
        line-height: 1.5;
    }
    
    .footer .icp {
        font-size: 11px;
        padding: 0 10px;
        line-height: 1.6;
    }
    
    .footer .icp a {
        margin: 0 3px;
        word-break: break-all;
    }
}

@media (max-width: 320px) {
    .footer {
        padding: 20px 0;
        min-height: 70px;
    }
    
    .footer .copyright {
        font-size: 12px;
        margin-bottom: 8px;
    }
    
    .footer .icp {
        font-size: 10px;
    }
}