/* 页脚样式 */
.footer {
    background: linear-gradient(135deg, #2c3e50, #34495e);
    color: rgba(255, 255, 255, 0.7);
}

.footer-top {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo img {
    max-width: 120px;
    max-height: 40px;
    width: auto;
    height: auto;
    margin-right: 15px;
    filter: brightness(1.1);
}

.footer-logo .site-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-left: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
    font-family: 'Arial', sans-serif;
}

.footer-heading {
    color: white;
    font-weight: 600;
    margin-bottom: 1.2rem;
    font-size: 1.1rem;
    position: relative;
    padding-bottom: 0.8rem;
}

.footer-heading:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: #3498db;
}

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

.footer-links li {
    margin-bottom: 0.7rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.3s ease;
    text-decoration: none;
}

.footer-links a:hover {
    color: white;
    padding-left: 5px;
}

.footer-contact {
    list-style: none;
    padding-left: 0;
}

.footer-contact li {
    margin-bottom: 0.7rem;
    display: flex;
    align-items: center;
}

.footer-contact li i {
    margin-right: 10px;
    color: #3498db;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-contact a:hover {
    color: white;
}

.footer-social {
    display: flex;
    margin-top: 1rem;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    margin-right: 10px;
    color: white;
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-icon:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
    color: white;
}

.qrcode-box {
    width: 100px;
    height: 100px;
    background-color: white;
    border-radius: 4px;
    overflow: hidden;
}

.qrcode-box img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 4px;
}

.footer-bottom {
    background-color: rgba(0, 0, 0, 0.2);
}

.copyright {
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.6);
    margin-left: 1.5rem;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.footer-bottom-links a:hover {
    color: white;
}

@media (max-width: 767px) {
    .footer-bottom-links {
        margin-top: 1rem;
        text-align: left;
    }
    
    .footer-bottom-links a {
        margin-left: 0;
        margin-right: 1rem;
    }
}