/* 独立的底部样式，不影响页面其他部分 */
.footer {
    width: 100%;
    background: rgb(30, 30, 30);
    text-align: center;
    color: #fff;
    clear: both;
    margin-top: 30px;
}

.footer a {
    color: #fff;
    text-decoration: none;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-links {
    height: 74px;
    margin: 0 auto;
    line-height: 74px;
}

.footer-links ul {
    list-style: none;
    padding: 0px;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
}

.footer-links ul li {
    display: inline-block;
    font-size: 18px;
    font-weight: 300;
    margin: 0 10px;
}

.footer-divider {
    border-top: 1px solid gray;
    margin: 0 auto;
    width: 90%;
    margin-top: 10px;
    margin-bottom: 10px;
}

.footer-bottom-links {
    padding: 15px 0 10px;
}

.footer-bottom-links p {
    margin: 5px 0;
    font-family: Arial, sans-serif;
    font-size: 13px;
    word-wrap: break-word;
}

.footer-bottom-links a {
    color: #fff;
    text-decoration: none;
    margin: 0 5px;
}

.footer-bottom-links a:hover {
    text-decoration: underline;
}

.footer-copyright {
    padding: 10px 0 30px;
}

.footer-copyright p {
    margin: 5px 0;
    font-family: Arial, sans-serif;
    font-size: 13px;
    word-wrap: break-word;
}

/* 平板设备响应式 */
@media screen and (min-width: 768px) and (max-width: 1024px) {
    .footer-links {
        width: 100%;
        padding: 0 15px;
    }
    
    .footer-links ul li {
        font-size: 16px;
        margin: 0 8px;
    }
    
    .footer-copyright p {
        font-size: 12px;
    }
}

/* 手机设备响应式 */
@media screen and (max-width: 767px) {
    .footer-links {
        height: auto;
        padding: 20px 0 10px;
        line-height: normal;
        width: 100%;
        padding: 0 15px;
    }
    
    .footer-links ul {
        flex-direction: row;
        flex-wrap: wrap;
        align-items: stretch;
        justify-content: center;
        gap: 10px;
    }
    
    .footer-links ul li {
        margin: 0;
        padding: 8px 5px;
        border-bottom: none;
        width: auto;
        font-size: 13px;
        flex: 1 1 auto;
        max-width: 48%;
        text-align: center;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 5px;
        transition: background 0.3s ease;
    }
    
    .footer-links ul li:hover {
        background: rgba(255, 255, 255, 0.2);
    }
    
    .footer-links ul li:last-child {
        border-bottom: none;
    }
    
    .footer-divider {
        margin: 15px auto;
        width: 80%;
    }
    
    .footer-bottom-links {
        padding: 12px 0 8px;
        width: 100%;
        padding: 0 15px;
    }
    
    .footer-bottom-links p {
        font-size: 12px;
        line-height: 1.6;
        margin: 5px 0;
    }
    
    .footer-bottom-links a {
        display: inline;
        margin: 0 5px;
        text-decoration: underline;
    }
    
    .footer-copyright {
        padding: 8px 0 25px;
        width: 100%;
        padding: 0 15px;
        height: auto;
    }
    
    .footer-copyright p {
        font-size: 12px;
        line-height: 1.6;
        margin: 5px 0;
    }
}

/* 超小屏幕设备 */
@media screen and (max-width: 480px) {
    .footer-links {
        padding: 15px 0 8px;
    }
    
    .footer-links ul {
        gap: 8px;
    }
    
    .footer-links ul li {
        font-size: 11px;
        max-width: 48%;
        padding: 6px 4px;
        border-radius: 4px;
    }
    
    .footer-divider {
        margin: 12px auto;
    }
    
    .footer-bottom-links {
        padding: 10px 0 6px;
    }
    
    .footer-bottom-links p {
        font-size: 10px;
        line-height: 1.5;
        margin: 4px 0;
    }
    
    .footer-bottom-links a {
        display: inline;
        margin: 0 3px;
        font-size: 10px;
    }
    
    .footer-copyright {
        padding: 6px 0 20px;
    }
    
    .footer-copyright p {
        font-size: 10px;
        line-height: 1.5;
        margin: 4px 0;
    }
}

/* 极小屏幕设备 */
@media screen and (max-width: 320px) {
    .footer-links {
        padding: 12px 0 6px;
    }
    
    .footer-links ul {
        gap: 5px;
    }
    
    .footer-links ul li {
        font-size: 10px;
        max-width: 48%;
        padding: 5px 3px;
        border-radius: 3px;
    }
    
    .footer-divider {
        margin: 10px auto;
    }
    
    .footer-bottom-links {
        padding: 8px 0 5px;
    }
    
    .footer-bottom-links p {
        font-size: 9px;
        line-height: 1.4;
        margin: 3px 0;
    }
    
    .footer-bottom-links a {
        display: inline;
        margin: 0 2px;
        font-size: 9px;
    }
    
    .footer-copyright {
        padding: 5px 0 15px;
    }
    
    .footer-copyright p {
        font-size: 9px;
        line-height: 1.4;
        margin: 3px 0;
    }
}