/* 关于我们页面样式 */

/* 页面头部 */
.page-header {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 44px;
    padding: 0 15px;
    background: white;
    border-bottom: 1px solid #f0f0f0;
}

.header-back {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    color: #333;
    text-decoration: none;
}

.header-back i {
    font-size: 20px;
}

.header-title {
    flex: 1;
    font-size: 17px;
    font-weight: 500;
    text-align: center;
    margin: 0 32px;
}

/* 头部信息 */
.about-header {
    text-align: center;
    padding: 40px 20px;
    background: linear-gradient(135deg, var(--primary-color) 0%, #667eea 100%);
    color: white;
}

.app-logo {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.app-logo i {
    font-size: 40px;
}

.app-name {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 8px;
}

.app-slogan {
    font-size: 14px;
    opacity: 0.9;
    margin-bottom: 12px;
}

.app-version {
    font-size: 12px;
    opacity: 0.8;
}

/* 内容区域 */
.about-section {
    margin: 24px 16px;
}

.section-title {
    font-size: 14px;
    color: #999;
    margin-bottom: 12px;
    padding-left: 4px;
}

.section-content {
    background: white;
    border-radius: 12px;
    padding: 16px;
}

.section-content p {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 12px;
}

.section-content p:last-child {
    margin-bottom: 0;
}

/* 核心功能 */
.feature-list {
    background: white;
    border-radius: 12px;
    padding: 8px 0;
}

.feature-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    gap: 12px;
}

.feature-item i {
    font-size: 28px;
    color: var(--primary-color);
    width: 28px;
}

.feature-info h4 {
    font-size: 16px;
    color: #333;
    margin-bottom: 4px;
}

.feature-info p {
    font-size: 13px;
    color: #999;
}

/* 联系方式 */
.contact-list {
    background: white;
    border-radius: 12px;
    overflow: hidden;
}

.contact-item {
    display: flex;
    align-items: center;
    padding: 16px;
    text-decoration: none;
    color: inherit;
    border-bottom: 1px solid #f5f5f5;
    transition: background-color 0.2s;
}

.contact-item:last-child {
    border-bottom: none;
}

.contact-item:active {
    background-color: #f9f9f9;
}

.contact-item i:first-child {
    font-size: 24px;
    color: var(--primary-color);
    width: 24px;
    margin-right: 12px;
}

.contact-item i:last-child {
    font-size: 16px;
    color: #ccc;
}

.contact-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.contact-label {
    font-size: 14px;
    color: #999;
}

.contact-value {
    font-size: 16px;
    color: #333;
}

/* 法律信息 */
.legal-list {
    background: white;
    border-radius: 12px;
    overflow: hidden;
}

.legal-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    text-decoration: none;
    color: #333;
    font-size: 16px;
    border-bottom: 1px solid #f5f5f5;
    transition: background-color 0.2s;
}

.legal-item:last-child {
    border-bottom: none;
}

.legal-item:active {
    background-color: #f9f9f9;
}

.legal-item i {
    font-size: 16px;
    color: #ccc;
}

/* 版权信息 */
.copyright {
    text-align: center;
    padding: 20px;
    margin-bottom: 20px;
}

.copyright p {
    font-size: 12px;
    color: #999;
    line-height: 1.8;
}

/* 响应式适配 */
@media (max-width: 375px) {
    .about-header {
        padding: 30px 16px;
    }
    
    .app-logo {
        width: 70px;
        height: 70px;
    }
    
    .app-logo i {
        font-size: 35px;
    }
    
    .app-name {
        font-size: 22px;
    }
}