/* 页脚 */
.footer {
    background-color: #233140;
    color: white;
    padding: 60px 0 30px;
}
.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
    align-items: start;
}
.footer-col {
    padding-bottom: 20px;
}

/* 突出显示主要内容区域 */
.footer-col-main {
    grid-column: span 2;
    min-width: 280px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

/* 优化公司简介文本，避免过长 */
.footer-company-info p {
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    margin-bottom: 15px;
}

/* 统一列内容对齐方式 */
.footer-col {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

/* 确保所有列的底部对齐 */
.footer-content {
    align-items: start;
    align-content: start;
}

/* 调整联系信息的布局 */
.footer-contact-main {
    margin-top: auto;
}

/* 确保二维码区域内容紧凑 */
.qr-code-grid {
    margin-top: 0;
}

/* Logo样式 */
.footer-logo {
    margin-bottom: 20px;
}

.footer-logo-img {
    height: 60px;
    width: auto;
    max-width: 100%;
}
.footer-main-title {
    font-size: 24px;
    font-weight: 700;
    color: #0ABAB5;
    margin-bottom: 20px;
}
.footer-main-desc {
    font-size: 16px;
    line-height: 1.8;
    color: #ddd;
    margin-bottom: 25px;
    font-weight: 500;
}
.footer-contact-main {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}
.footer-contact-main .contact-info-item {
    font-size: 16px;
    font-weight: 500;
}

.footer-col h3 {
    margin-bottom: 25px;
    color: #0ABAB5;
    font-size: 20px;
    font-weight: 600;
    text-align: left;
    text-transform: none;
    letter-spacing: 0;
}

/* 统一footer中所有标题的样式 */
.footer-service定位 h4,
.footer-core-advantages h4 {
    color: #0ABAB5;
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 25px;
}
.footer-col ul {
    list-style: none;
}
.footer-col ul li {
    margin-bottom: 12px;
}
.footer-col ul li a {
    color: #ddd;
    text-decoration: none;
    transition: all 0.3s;
    font-size: 15px;
}
.footer-col ul li a:hover {
    color: #0ABAB5;
    padding-left: 8px;
}
.footer-col p {
    color: #ddd;
    line-height: 1.6;
    margin-bottom: 20px;
    font-size: 15px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: #ddd;
    font-size: 15px;
    line-height: 1.6;
}

.contact-info-item i {
    color: #0ABAB5;
    font-size: 18px;
    margin-top: 2px;
    flex-shrink: 0;
}

/* 二维码网格布局 */
.qr-code-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.qr-code-item {
    text-align: center;
}

.qr-code-img {
    width: 120px;
    height: 120px;
    object-fit: contain;
    border-radius: 8px;
    background-color: white;
    padding: 5px;
    margin-bottom: 10px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.qr-code-text {
    color: #ddd;
    font-size: 14px;
    margin: 0;
    line-height: 1.4;
}

/* 预留二维码样式 */
.qr-code-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 120px;
    background-color: rgba(52, 73, 94, 0.5);
    border-radius: 8px;
    border: 2px dashed #34495e;
    transition: all 0.3s;
}

.qr-code-placeholder:hover {
    background-color: rgba(52, 73, 94, 0.8);
    border-color: #0ABAB5;
}

.qr-code-placeholder-content {
    text-align: center;
    color: #aaa;
}

.qr-code-placeholder-content i {
    font-size: 32px;
    margin-bottom: 10px;
    color: #34495e;
}

.qr-code-placeholder-content p {
    margin: 0;
    font-size: 14px;
    color: #aaa;
}

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #34495e;
    color: #aaa;
    font-size: 14px;
}

/* 公司简介样式 */
.footer-company-info {
    margin-bottom: 30px;
}

.footer-company-info h4 {
    color: #0ABAB5;
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 15px;
}

.footer-company-info p {
    color: #ddd;
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 15px;
}

.footer-service-link a {
    color: #0ABAB5;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
}

.footer-service-link a:hover {
    color: #fff;
    text-decoration: underline;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .footer-col-main {
        grid-column: span 1;
    }
    
    .qr-code-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .qr-code-img {
        width: 100px;
        height: 100px;
    }
    
    .footer-col-main {
        order: -1;
    }
    
    .footer-service-info {
        padding: 15px;
        margin: 20px 0;
    }
    
    .footer-welcome {
        font-size: 16px;
    }
    
    .footer-advantage-item strong {
        font-size: 15px;
    }
    
    .footer-advantage-item p {
        font-size: 14px;
    }

    .footer-logo-img {
        height: 50px;
    }
}