/* Footer 基础样式 */
.footer {
    background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
    padding: 2rem 0 1rem;
    position: relative;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

/* 容器样式 */
.footer .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* 主要内容区布局 */
.footer-main {
    display: grid;
    grid-template-columns: 200px 1fr 300px;
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto 2rem;
    padding: 0 1rem;
}

/* Logo区域 */
.footer-brand {
    width: 100%;
}

.footer-logo {
    display: block;
    margin-bottom: 1.5rem;
}

.footer-logo img {
    max-width: 160px;
    height: auto;
    transition: opacity 0.3s ease;
}

.footer-logo:hover img {
    opacity: 0.85;
}

.footer-desc {
    color: #64748b;
    font-size: 0.95rem;
    line-height: 1.6;
}

/* 链接区域布局 */
.footer-links-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-title {
    color: #0f172a;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: #64748b;
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    display: inline-block;
    padding: 0.25rem 0;
}

.footer-links a:hover {
    color: #0284c7;
    transform: translateX(5px);
}

/* 右侧联系方式 */
.footer-contact-wrapper {
    width: 100%;
    border-left: 1px solid rgba(0, 0, 0, 0.1);
    padding-left: 2rem;
}

/* 联系信息容器 */
.contact-info {
    margin: 1.5rem 0;
}

/* 单个联系项 */
.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
}

.contact-label {
    color: #475569;
    font-size: 0.95rem;
    margin-right: 0.5rem;
}

.contact-value {
    /* color: #0284c7; */
    color: #64748b;
    font-size: 0.95rem;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-value:hover {
    /* color: #0369a1; */
}

/* 二维码组样式 */
.qrcode-group {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1.5rem;
}

.qrcode-item {
    text-align: center;
}

.qrcode-item img {
    width: 100%;
    max-width: 80px;
    height: auto;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.qrcode-item img:hover {
    transform: scale(1.05);
}

.qrcode-item p {
    color: #64748b;
    font-size: 0.85rem;
    margin-top: 0.5rem;
}

/* 版权信息 */
.footer-copyright {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.copyright-content {
    text-align: center;
}

.copyright-content p {
    color: #94a3b8;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.beian {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
    display: inline-flex;
    align-items: center;
}

.beian:hover {
    color: #64748b;
}

.beian-icon {
    width: 16px;
    height: 16px;
    margin-right: 0.5rem;
}

/* 响应式布局 */
@media (max-width: 1024px) {
    .footer-main {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .footer-brand {
        margin: 0 auto;
        max-width: 500px;
    }

    .footer-logo img {
        margin: 0 auto;
    }

    .footer-links-grid {
        margin: 0 auto;
        max-width: 800px;
        gap: 2rem;
    }

    .footer-links-column {
        text-align: center;
    }

    .footer-links {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .footer-contact-wrapper {
        margin: 0 auto;
        max-width: 500px;
        border-left: none;
        padding-left: 0;
    }

    .contact-info {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .contact-item {
        justify-content: center;
    }

    .qrcode-group {
        margin: 1.5rem auto 0;
    }
}

@media (max-width: 768px) {
    /* 在移动端隐藏页脚导航 */
    .footer-links-grid {
        display: none;
    }
    
    /* 在移动端隐藏联系方式信息，但保留二维码 */
    .contact-info {
        display: none;
    }
    
    /* 调整二维码容器样式 */
    .footer-contact-wrapper {
        /* 调整二维码容器与上方的距离 */
        padding-top: 0rem;
    }
    
    .footer-contact .footer-title {
        display: none; /* 隐藏"联系我们"标题 */
    }

    .qrcode-group {
        max-width: 400px;
        margin-top: 0;
    }
    
    .footer-links a {
        font-size: 0.9rem;
    }

    .footer-title {
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .footer {
        padding: 2rem 0 1rem;
    }

    .footer-main {
        gap: 2rem;
    }

    .footer-links-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
        max-width: 300px;
    }
    
    .footer-links a {
        font-size: 0.85rem;
        padding: 0.25rem 0;
    }

    .footer-title {
        font-size: 0.9rem;
        margin-bottom: 0.75rem;
    }
    
    .footer-links li {
        margin-bottom: 0.5rem;
    }

    .qrcode-group {
        max-width: 300px;
    }
    
    .qrcode-item img {
        max-width: 70px;
    }
    
    .qrcode-item p {
        font-size: 0.75rem;
    }

    .contact-label,
    .contact-value {
        font-size: 0.9rem;
    }

    .copyright-content p,
    .beian {
        font-size: 0.85rem;
    }
}

/* 暗色模式支持 */
@media (prefers-color-scheme: dark) {
    .footer {
        background: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
    }

    .footer-title {
        color: #f1f5f9;
    }

    .footer-desc,
    .footer-links a {
        color: #94a3b8;
    }

    .footer-links a:hover {
        color: #e2e8f0;
    }

    .footer-copyright {
        border-top-color: rgba(255, 255, 255, 0.05);
    }

    .copyright-content p,
    .beian {
        color: #64748b;
    }

    .beian:hover {
        color: #94a3b8;
    }

    .footer-contact-wrapper {
        border-left-color: rgba(255, 255, 255, 0.1);
    }

    .contact-label {
        color: #94a3b8;
    }

    .contact-value {
        color: #38bdf8;
    }

    .contact-value:hover {
        color: #7dd3fc;
    }

    .qrcode-item p {
        color: #94a3b8;
    }
}

/* 友情链接 */
.footer-links-column .footer-links li {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 0; /* 修改这里，与版权板块的距离 */
  }
  
  .footer-links-column .footer-title {
    margin: 0;
    font-size: inherit;
    display: inline;
  }
  
  .footer-links-column a {
    color: #666;
    text-decoration: none;
  }
  
  .footer-links-column a:hover {
    color: #333;
  }