/* 支持页面样式 */
.page-content {
    padding: 120px 0 80px;
    background-color: #f9f9f9;
}

/* 帮助中心样式 */
.help-content {
    display: flex;
    gap: 40px;
    margin-top: 40px;
}

.help-sidebar {
    flex: 0 0 250px;
    background-color: #fff;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 100px;
    height: fit-content;
}

.help-sidebar h3 {
    color: #3a559f;
    margin-bottom: 20px;
    font-size: 18px;
}

.help-sidebar ul {
    list-style: none;
    padding: 0;
}

.help-sidebar ul li {
    margin-bottom: 12px;
}

.help-sidebar ul li a {
    color: #333;
    text-decoration: none;
    font-size: 15px;
    transition: all 0.3s ease;
    display: block;
    padding: 8px 10px;
    border-radius: 5px;
}

.help-sidebar ul li a:hover {
    background-color: rgba(58, 85, 159, 0.1);
    color: #3a559f;
}

.help-main {
    flex: 1;
}

.help-section {
    background-color: #fff;
    border-radius: 10px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.help-section h3 {
    color: #3a559f;
    margin-bottom: 25px;
    font-size: 22px;
    border-bottom: 1px solid #eee;
    padding-bottom: 15px;
}

.help-item {
    margin-bottom: 25px;
}

.help-item h4 {
    color: #333;
    margin-bottom: 15px;
    font-size: 18px;
}

.help-item p, .help-item ul {
    color: #666;
    line-height: 1.6;
}

.help-item ul {
    padding-left: 20px;
    margin-top: 10px;
}

.help-item ul li {
    margin-bottom: 8px;
}

/* FAQ页面样式 */
.faq-content {
    margin-top: 40px;
}

.faq-category {
    background-color: #fff;
    border-radius: 10px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.faq-category h3 {
    color: #3a559f;
    margin-bottom: 25px;
    font-size: 22px;
    border-bottom: 1px solid #eee;
    padding-bottom: 15px;
}

.faq-item {
    border-bottom: 1px solid #eee;
    margin-bottom: 15px;
    padding-bottom: 15px;
}

.faq-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    padding: 10px 0;
}

.faq-question h4 {
    color: #333;
    font-size: 18px;
    margin: 0;
}

.faq-question i {
    color: #3a559f;
    transition: all 0.3s ease;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer p, .faq-answer ul {
    color: #666;
    line-height: 1.6;
    padding: 10px 0;
}

.faq-answer ul {
    padding-left: 20px;
}

.faq-answer ul li {
    margin-bottom: 8px;
}

/* 隐私政策和使用条款样式 */
.policy-content, .terms-content {
    background-color: #fff;
    border-radius: 10px;
    padding: 40px;
    margin-top: 40px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.policy-last-updated, .terms-last-updated {
    color: #888;
    font-style: italic;
    margin-bottom: 30px;
}

.policy-section, .terms-section {
    margin-bottom: 30px;
}

.policy-section h3, .terms-section h3 {
    color: #3a559f;
    margin-bottom: 20px;
    font-size: 22px;
}

.policy-section h4, .terms-section h4 {
    color: #333;
    margin: 20px 0 15px;
    font-size: 18px;
}

.policy-section p, .terms-section p,
.policy-section ul, .terms-section ul {
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}

.policy-section ul, .terms-section ul {
    padding-left: 20px;
}

.policy-section ul li, .terms-section ul li {
    margin-bottom: 8px;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .help-content {
        flex-direction: column;
    }
    
    .help-sidebar {
        flex: 0 0 100%;
        position: static;
        margin-bottom: 30px;
    }
    
    .policy-content, .terms-content {
        padding: 30px 20px;
    }
}

@media (max-width: 768px) {
    .page-content {
        padding: 100px 0 60px;
    }
    
    .help-section, .faq-category {
        padding: 20px;
    }
}