/* 页脚样式 */
.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 2rem 0;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
}

.copyright-line {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.3rem;
    margin-bottom: 1rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.2;
    height: 18px;
}

.copyright-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    vertical-align: middle;
    line-height: 1.2;
    font-size: 0.85rem;
    height: 18px;
    margin: 0;
    padding: 0;
}

.copyright-item > * {
    font-size: 0.85rem;
    line-height: 1.2;
    vertical-align: middle;
    margin: 0;
    padding: 0;
    height: 18px;
    display: flex;
    align-items: center;
}

.separator {
    color: var(--text-muted);
    margin: 0 0.2rem;
    font-size: 0.7rem;
    vertical-align: middle;
    line-height: 1.2;
    height: 18px;
    display: flex;
    align-items: center;
}

.copyright .copyright-item {
    color: var(--text-secondary);
}

.copyright-item i {
    color: var(--accent-color);
    font-size: 0.75rem;
    vertical-align: middle;
    line-height: 1.2;
    height: 14px;
    width: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icp-number,
.police-number {
    color: var(--text-secondary);
}

.icp-number i,
.police-number i {
    color: var(--accent-color);
    font-size: 0.75rem;
}

.footer-links {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1rem;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 1.1rem;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.footer-links a:hover {
    color: var(--primary-color);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .site-footer {
        padding: 1.5rem 0;
        margin-top: 2rem;
    }
    
    .footer-content {
        padding: 0 1rem;
    }
    
    .copyright-line {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0;
        text-align: center;
        height: auto;
        justify-content: center;
        font-size: 0.8rem;
    }
    
    .copyright-item {
        flex-direction: row;
        gap: 0;
        height: auto;
        margin: 2px 0;
        justify-content: center;
        flex: 0 0 auto;
        font-size: 0.8rem;
        white-space: nowrap;
    }
    
    .footer-links {
        gap: 1rem;
        flex-wrap: wrap;
        margin-top: 1rem;
    }
    
    .footer-links a {
        font-size: 1rem;
    }
    
    /* 确保页尾内容正确显示 */
    .copyright-line > * {
        flex: 0 0 auto;
        margin: 2px 0;
    }
    
    .separator {
        display: inline-block;
        margin: 0 0.1rem;
        font-size: 0.8rem;
        flex: 0 0 auto;
    }
    
    /* 调整备案号间距 */
    .copyright-line {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0;
    }
    
    .copyright-item {
        display: flex;
        align-items: center;
        padding: 0 2px;
    }
}