/* ========== Footer 页脚样式 ========== */

/* ===== 基础页脚样式 ===== */
.footer {
    background: #F8FAFC;
    color: #475569;
    padding: 3rem 0 1rem 0;
}

.footer-section p {
    color: #64748B;
    line-height: 1.6;
    margin-bottom: 1rem;
}

/* ===== 页脚链接样式 ===== */
.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: #64748B;
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: #2563EB;
    text-decoration: underline;
}

/* ===== 社交链接样式 ===== */
.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: #E2E8F0;
    color: #475569;
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #2563EB;
    color: white;
    transform: translateY(-2px);
}

/* ===== 页脚分割线 ===== */
.footer-divider {
    border: none;
    height: 1px;
    background: #E2E8F0;
    margin: 2rem 0 1rem 0;
}

/* ===== 页脚版权信息 ===== */
.footer-copyright {
    color: #64748B;
    font-size: 0.9rem;
    margin: 0;
}

/* ===== 页脚标题样式 ===== */
.footer-section h5,
.footer-section h6 {
    color: #1E293B;
    font-weight: 600;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.footer-legal {
    display: flex;
    gap: 1.5rem;
    justify-content: flex-end;
}

.footer-legal a {
    color: #64748B;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-legal a:hover {
    color: #2563EB;
    text-decoration: underline;
}

/* ===== 响应式设计 ===== */
@media (max-width: 768px) {
    .footer {
        padding: 2rem 0 1rem 0;
    }
    
    .footer-legal {
        justify-content: center;
        margin-top: 1rem;
    }
    
    .social-links {
        justify-content: center;
    }
}

@media (max-width: 576px) {
    .footer-section {
        text-align: center;
        margin-bottom: 2rem;
    }
    
    .footer-legal {
        flex-direction: column;
        align-items: center;
        gap: 0.5rem;
    }
}