.footer-section {
            background: rgba(0,0,0);
            padding: 60px 0 0;
            margin-top: auto;
            position: relative;
            overflow: hidden;
        }
        
        .footer-container {
            max-width: 1800px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* 顶部区域 - Logo和社交媒体 */
        .footer-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 40px;
            padding-bottom: 10px;
        }
        
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .footer-logo img {
            width: 40px;
            height: auto;
            border-radius: 3px;
            box-shadow: 0 5px 15px rgba(255,255,255, 0.1);
            background:#fff;
            box-sizing:border-box;
            padding:5px 5px;
        }
        
        .footer-logo-text {
            display: flex;
            flex-direction: column;
        }
        
        .logo-title {
            font-size: 1.4rem;
            font-weight: 300;
            color: #fff;
            margin: 5px 0;
        }
        
        .logo-subtitle {
            font-size: 1.1rem;
            color: #e0e0e0;
            letter-spacing: 1px;
        }
        
        .social-icons {
            display: flex;
            gap: 10px;
        }
        
        .social-icon {
            position: relative;
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .social-icon i {
            font-size: 20px;
            color: #fff;
            transition: all 0.3s ease;
        }
        
        .social-icon:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-5px);
        }
        
        .social-icon:hover i {
            transform: scale(1.2);
        }
        
        /* 二维码显示在图标下方 */
        .qrcode-container {
            position: absolute;
            top: calc(100% + 15px); /* 在图标下方 */
            left: 50%;
            transform: translateX(-50%);
            width: 160px;
            height: 160px;
            border-radius: 10px;
            background: rgba(255,255,255, 0.5);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            padding: 10px;
            opacity: 0;
            visibility: hidden;
            transition: all 0.4s ease;
            z-index: 100;
        }
        
        .social-icon:hover .qrcode-container {
            opacity: 1;
            visibility: visible;
            top: calc(100% + 25px); /* 悬停时稍微下移 */
        }
        
        .qrcode-container img {
            width: 100%;
            height: 100%;
            border-radius: 8px;
        }
        
        .qrcode-container::before {
            content: '';
            position: absolute;
            bottom: 100%;
            left: 50%;
            transform: translateX(-50%);
            border-width: 0 10px 10px;
            border-style: solid;
            border-color: transparent transparent rgba(255,255,255, 0.5) transparent;
        }
        
        /* 栏目导航区域 */
        .footer-middle {
            padding: 50px 0;
        }
        
        .footer-columns {
            display: grid;
            grid-template-columns: repeat(8, 1fr);
            gap: 20px;
        }
        
        @media (max-width: 992px) {
            .footer-columns {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        
        @media (max-width: 576px) {
            .footer-columns {
                grid-template-columns: 1fr;
                display:none;
            }
            .footer-middle {
                display:none;
            }
            .copyright{
                text-align: center;
            }
            .footer-container{
                display: none;
            }
            .footer-section{
                padding:0 0;
            }
        }
        
        .footer-column {
            display: flex;
            flex-direction: column;
            
        }
        
        .column-title {
            font-size: 1.1rem;
            font-weight: 300;
            color: #fff;
            margin-bottom: 15px;
            padding-bottom: 10px;
            position: relative;
            text-align: left;
        }
        
        .column-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 0px;
            background: #fff;
        }
        
        .column-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        
        .column-link {
            display: flex;
            align-items: center;
            gap: 6px;
            color: #999;
            text-decoration: none;
            font-size: 0.9rem;
            transition: all 0.3s ease;
        }
        
        .column-link i {
            color: #fff;
            font-size: 0.9rem;
            transition: all 0.3s ease;
        }
        
        .column-link:hover {
            color: #fff;
            transform: translateX(5px);
        }
        
        .column-link:hover i {
            transform: rotate(90deg);
        }
        
        /* 底部版权区域 */
        .footer-bottom {
            border-top:1px solid rgb(255,255,255,0.1);
            background: rgba(0,0,0);
            padding: 30px 0;
            text-align: left;
            color:#393939;
        }
        
        .footer-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 25px;
            margin-bottom: 15px;
        }
        
        .footer-link {
            color: #393939;
            text-decoration: none;
            font-size: 0.95rem;
            transition: all 0.3s ease;
        }
        
        .footer-link:hover {
            color: #fff;
        }
        
        .copyright {
            display:flex;
            max-width:1800px;
            font-size: 0.8rem;
            color: #585858;
            line-height: 1.6;
            box-sizing:border-box;
            padding:0 20px;
        }
        
        .copyright a {
            color: #585858;
            text-decoration: none;
            font-weight: 300;
            font-size: 0.8rem;
        }
        
        .copyright a:hover {
            text-decoration: underline;
        }
        
        /* 响应式设计 */
        @media (max-width: 768px) {
            .footer-top {
                flex-direction: column;
                text-align: center;
                padding-bottom: 30px;
            }
            
            .footer-logo {
                flex-direction: column;
                text-align: center;
            }
            
            .social-icons {
                justify-content: center;
            }
            
            .column-title {
                margin-bottom: 20px;
            }
            
            .column-title::after {
                left: 50%;
                transform: translateX(-50%);
            }
            
            .footer-links {
                gap: 15px;
            }
            .copyright a {
                display:none;
            }
        }
        
        @media (max-width: 480px) {
            .social-icons {
                gap: 15px;
            }
            
            .social-icon {
                width: 50px;
                height: 50px;
            }
            
            .footer-links {
                flex-direction: column;
                gap: 10px;
            }
            
            /* 移动端二维码位置调整 */
            .qrcode-container {
                width: 130px;
                height: 130px;
                top: calc(100% + 10px);
            }
            
            .social-icon:hover .qrcode-container {
                top: calc(100% + 15px);
            }
        }