/* =====================================================
   Footer 主样式
   ===================================================== */
#mainFooter {
    background: #f5f5f7;
    color: #2C2C2C;
}

/* Footer 内容样式 */
.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 5% 20px;
}

.footer-section {
    display: flex;
    flex-direction: column;
}

.footer-logo {
    font-size: 24px;
    font-weight: 300;
    letter-spacing: -0.5px;
    margin-bottom: 16px;
}

.footer-logo span {
    color: #C73E3A;
    font-weight: 400;
}

.footer-description {
    font-size: 14px;
    line-height: 1.6;
    color: #666;
    margin: 0;
}

.footer-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #2C2C2C;
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #666;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #C73E3A;
}

/* Contact Us 社交媒体链接样式 */
.contact-social-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.social-text-link {
    color: #666;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
    padding: 4px 0;
}

.social-text-link:hover {
    color: #C73E3A;
}

.contact-email {
    margin-bottom: 25px;
    padding-top: 20px;
    border-top: 1px solid rgba(139, 134, 128, 0.2);
    color: #666;
    font-size: 14px;
}

.contact-email a {
    color: #C73E3A;
    font-weight: 600;
    text-decoration: none;
}

.contact-email a:hover {
    text-decoration: underline;
}

.footer-actions {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: auto;
}

/* Help 按钮样式 */
.help-button {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: #C73E3A;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 100px;
    justify-content: center;
}

.help-button:hover {
    background: #b53632;
    transform: translateY(-1px);
}

.help-button:active {
    transform: translateY(0);
}

/* Footer 底部 */
.footer-bottom {
    border-top: 1px solid rgba(139, 134, 128, 0.2);
    text-align: center;
    max-width: 1200px;
    margin: 40px auto 0;
    padding: 20px 5% 0;
}

.footer-copyright {
    font-size: 14px;
    color: #666;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        padding: 40px 5% 20px;
    }

    .footer-section {
        text-align: center;
    }

    .footer-actions {
        align-items: center;
    }

    .contact-social-links {
        align-items: center;
    }

    .help-button {
        padding: 8px 14px;
        font-size: 13px;
        min-width: 90px;
    }
}

@media (max-width: 480px) {
    .footer-content {
        padding: 30px 3% 15px;
    }

    .footer-logo {
        font-size: 20px;
    }

    .footer-description {
        font-size: 13px;
    }

    .help-button {
        padding: 6px 12px;
        font-size: 12px;
        min-width: 80px;
    }

    .footer-copyright {
        font-size: 12px;
    }
}