/* 主样式文件 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', sans-serif;
    line-height: 1.6;
    color: #333;
}

/* 顶部联系方式栏 */
.top-contact-bar {
    background: #2c3e50;
    color: #fff;
    padding: 8px 0;
    font-size: 14px;
}

.top-contact-info {
    display: flex;
    align-items: center;
    gap: 20px;
    justify-content: flex-end;
}

.top-contact-info span {
    display: flex;
    align-items: center;
    gap: 5px;
}

/* 头部导航 - 完全覆盖 style.css 干扰样式 */
.header {
    position: sticky !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    z-index: 1000 !important;
    width: 100% !important;
    background: #fff !important;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1) !important;
    padding: 15px 0 !important;
}

.header .container {
    display: flex !important;
    flex-direction: row !important;
    justify-content: space-between !important;
    align-items: center !important;
    flex-wrap: nowrap !important;
    max-width: 1200px !important;
    margin: 0 auto !important;
    padding: 0 15px !important;
}

.logo {
    font-size: 16px !important;
    font-weight: bold !important;
    flex: 1 1 auto !important;
    max-width: none !important;
    white-space: normal !important;
    line-height: 1.4 !important;
    margin-right: 20px !important;
}

.logo a {
    color: #2c3e50 !important;
    text-decoration: none !important;
    transition: color 0.3s !important;
    word-wrap: break-word !important;
    word-break: break-all !important;
}

.logo a {
    color: #2c3e50 !important;
    text-decoration: none !important;
    transition: color 0.3s !important;
}

.logo a:hover {
    color: #3498db !important;
}

/* 汉堡菜单按钮 - 桌面端隐藏 */
.hamburger-menu {
    display: none !important;
    flex-direction: column !important;
    justify-content: space-between !important;
    width: 30px !important;
    height: 22px !important;
    background: transparent !important;
    border: none !important;
    cursor: pointer !important;
    padding: 0 !important;
    z-index: 1001 !important;
    flex-shrink: 0 !important;
}

.hamburger-menu span {
    display: block !important;
    width: 100% !important;
    height: 3px !important;
    background: #2c3e50 !important;
    border-radius: 2px !important;
    transition: all 0.3s ease !important;
}

.hamburger-menu.active span:nth-child(1) {
    transform: translateY(9.5px) rotate(45deg) !important;
}

.hamburger-menu.active span:nth-child(2) {
    opacity: 0 !important;
}

.hamburger-menu.active span:nth-child(3) {
    transform: translateY(-9.5px) rotate(-45deg) !important;
}

/* 导航菜单 */
.main-nav {
    display: block !important;
    flex-shrink: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
}

.main-nav:after {
    display: none !important;
    content: none !important;
}

.main-nav ul {
    list-style: none !important;
    display: flex !important;
    flex-direction: row !important;
    gap: 20px !important;
    margin: 0 !important;
    padding: 0 !important;
    float: none !important;
    position: static !important;
}

.main-nav ul li {
    float: none !important;
    display: inline-block !important;
    position: relative !important;
    margin: 0 !important;
    padding: 0 !important;
}

.main-nav ul li a {
    text-decoration: none !important;
    color: #333 !important;
    font-weight: 500 !important;
    transition: color 0.3s !important;
    display: inline-block !important;
}

.main-nav ul li a:hover,
.main-nav ul li.active a {
    color: #3498db !important;
}

/* 遮罩层 - 默认隐藏 */
.nav-overlay {
    display: none !important;
}

/* Banner区域 */
.banner-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 80px 0;
    text-align: center;
}

.banner-section h1 {
    font-size: 42px;
    margin-bottom: 20px;
}

.banner-section p {
    font-size: 18px;
    margin-bottom: 30px;
}

.banner-buttons {
    margin-top: 30px;
}

.inner-banner {
    background: linear-gradient(135deg, #3498db 0%, #2c3e50 100%);
    color: #fff;
    padding: 60px 0;
    text-align: center;
}

.inner-banner h1 {
    font-size: 36px;
    margin-bottom: 15px;
}

.inner-banner p {
    font-size: 18px;
}

/* 面包屑 */
.breadcrumb {
    background: #f8f9fa;
    padding: 15px 0;
    border-bottom: 1px solid #e9ecef;
}

.breadcrumb a {
    color: #3498db;
    text-decoration: none;
}

.breadcrumb span {
    color: #6c757d;
}

/* 容器 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* 通用section样式 */
section {
    padding: 60px 0;
}

.section-title {
    text-align: center;
    font-size: 32px;
    margin-bottom: 50px;
    color: #2c3e50;
}

.section-title span {
    display: block;
    font-size: 14px;
    color: #7f8c8d;
    margin-bottom: 10px;
    font-weight: normal;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 30px;
    background: #3498db;
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 16px;
    margin: 0 10px;
}

.btn:hover {
    background: #2980b9;
    transform: translateY(-2px);
}

.btn-primary {
    background: #3498db;
}

.btn-outline {
    background: transparent;
    border: 2px solid #fff;
    color: #fff;
}

.btn-outline:hover {
    background: #fff;
    color: #667eea;
}

.btn-link {
    display: inline-block;
    color: #3498db;
    text-decoration: none;
    margin-top: 15px;
    transition: all 0.3s;
}

.btn-link:hover {
    color: #2980b9;
}

.btn-link i {
    margin-left: 5px;
    transition: transform 0.3s;
}

.btn-link:hover i {
    transform: translateX(5px);
}

/* 企业简介 */
.about-section {
    background: #fff;
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text p {
    margin-bottom: 20px;
    line-height: 1.8;
    color: #555;
    font-size: 16px;
}

/* 业务板块 */
.business-section {
    background: #f8f9fa;
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.business-card {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.3s;
}

.business-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.business-icon {
    font-size: 48px;
    color: #3498db;
    margin-bottom: 20px;
}

.business-card h3 {
    font-size: 24px;
    margin-bottom: 10px;
    color: #2c3e50;
}

.business-subtitle {
    color: #7f8c8d;
    font-size: 14px;
    margin-bottom: 15px;
}

.business-card p {
    color: #555;
    line-height: 1.6;
    margin-bottom: 15px;
}

/* 核心优势 */
.advantages-section {
    background: #fff;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.advantage-item {
    text-align: center;
    padding: 30px;
}

.advantage-icon {
    font-size: 48px;
    color: #3498db;
    margin-bottom: 20px;
}

.advantage-item h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: #2c3e50;
}

.advantage-item p {
    color: #555;
    line-height: 1.6;
}

/* 数据统计 */
.stats-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 60px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    text-align: center;
}

.stat-item h3 {
    font-size: 48px;
    margin-bottom: 10px;
    font-weight: bold;
}

.stat-item p {
    font-size: 16px;
    opacity: 0.9;
}

/* 中山特色 */
.zhongshan-section {
    background: #f8f9fa;
}

.zhongshan-content {
    max-width: 900px;
    margin: 0 auto;
}

.zhongshan-content p {
    margin-bottom: 20px;
    line-height: 1.8;
    color: #555;
    font-size: 16px;
}

/* 引言区域 */
.intro-section {
    background: #fff;
}

.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.intro-text h2 {
    font-size: 28px;
    margin-bottom: 20px;
    color: #2c3e50;
}

.intro-text p {
    line-height: 1.8;
    color: #555;
    margin-bottom: 15px;
}

.intro-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.intro-text-full {
    max-width: 900px;
    margin: 0 auto;
}

.intro-text-full h2 {
    font-size: 28px;
    margin-bottom: 20px;
    color: #2c3e50;
    text-align: center;
}

.intro-text-full p {
    line-height: 1.8;
    color: #555;
    font-size: 16px;
}

/* 服务区域 */
.services-section {
    background: #fff;
}

.services-section.bg-gray {
    background: #f8f9fa;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-item {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.service-item h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: #2c3e50;
}

.service-item p {
    color: #555;
    line-height: 1.8;
}

/* 产品区域 */
.products-section {
    background: #f8f9fa;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.product-card {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.3s;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.product-icon {
    font-size: 48px;
    color: #3498db;
    margin-bottom: 20px;
}

.product-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: #2c3e50;
}

.product-card p {
    color: #555;
    line-height: 1.8;
}

/* 时间轴 */
.timeline-section {
    background: #fff;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #3498db;
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline-dot {
    position: absolute;
    left: 50%;
    width: 20px;
    height: 20px;
    background: #3498db;
    border-radius: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.timeline-content {
    width: 45%;
    background: #fff;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.timeline-content h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: #2c3e50;
}

.timeline-content p {
    color: #555;
    line-height: 1.6;
}

/* 服务列表 */
.services-list {
    max-width: 900px;
    margin: 0 auto;
}

.service-list-item {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.service-number {
    font-size: 48px;
    font-weight: bold;
    color: #3498db;
    opacity: 0.3;
    min-width: 80px;
}

.service-content {
    flex: 1;
}

.service-content h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: #2c3e50;
}

.service-content p {
    color: #555;
    line-height: 1.8;
}

/* 认证区域 */
.certification-section {
    background: #fff;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.cert-item {
    text-align: center;
    padding: 30px;
    background: #f8f9fa;
    border-radius: 10px;
}

.cert-icon {
    font-size: 48px;
    color: #3498db;
    margin-bottom: 20px;
}

.cert-item h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: #2c3e50;
}

.cert-item p {
    color: #555;
    line-height: 1.6;
}

/* 手风琴 */
.accordion-section {
    background: #fff;
}

.accordion-section.bg-gray {
    background: #f8f9fa;
}

.accordion {
    max-width: 900px;
    margin: 0 auto;
}

.accordion-item {
    background: #fff;
    margin-bottom: 15px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    overflow: hidden;
}

.accordion-header {
    padding: 20px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s;
}

.accordion-header:hover {
    background: #f8f9fa;
}

.accordion-header h3 {
    font-size: 18px;
    color: #2c3e50;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.accordion-icon {
    color: #3498db;
    font-size: 20px;
    transition: transform 0.3s;
}

.accordion-item.active .accordion-icon {
    transform: rotate(45deg);
}

.accordion-content {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s;
}

.accordion-item.active .accordion-content {
    padding: 20px;
    max-height: 500px;
}

.accordion-content p {
    color: #555;
    line-height: 1.8;
}

/* 合作区域 */
.cooperation-section {
    background: #f8f9fa;
}

.cooperation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.cooperation-item {
    text-align: center;
    padding: 30px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.cooperation-icon {
    font-size: 48px;
    color: #3498db;
    margin-bottom: 20px;
}

.cooperation-item h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: #2c3e50;
}

.cooperation-item p {
    color: #555;
    line-height: 1.6;
}

/* 技术优势 */
.tech-advantages {
    background: #fff;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.tech-item {
    text-align: center;
    padding: 30px;
    background: #f8f9fa;
    border-radius: 10px;
}

.tech-icon {
    font-size: 48px;
    color: #3498db;
    margin-bottom: 20px;
}

.tech-item h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: #2c3e50;
}

.tech-item p {
    color: #555;
    line-height: 1.6;
}

/* 总结区域 */
.summary-section {
    background: #2c3e50;
    color: #fff;
    padding: 60px 0;
}

.summary-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.summary-content p {
    font-size: 18px;
    line-height: 1.8;
    opacity: 0.9;
}

/* 页脚 */
.footer {
    background: #2c3e50;
    color: #fff;
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    margin-bottom: 20px;
    font-size: 20px;
}

.footer-section p {
    margin-bottom: 10px;
    opacity: 0.8;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section a {
    color: #fff;
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.footer-section a:hover {
    opacity: 1;
    color: #3498db;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    opacity: 0.8;
}

/* FAQ区域 */
.faq-section {
    background: #fff;
}

.faq-section.bg-gray {
    background: #f8f9fa;
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 25px;
    background: #fff;
    padding: 25px 30px;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.08);
    border-left: 4px solid #3498db;
}

.faq-item h3 {
    font-size: 18px;
    color: #2c3e50;
    margin-bottom: 12px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.faq-item h3 .faq-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    height: 32px;
    background: #3498db;
    color: #fff;
    border-radius: 50%;
    font-size: 14px;
    font-weight: bold;
    flex-shrink: 0;
}

.faq-item p {
    color: #555;
    line-height: 1.8;
    font-size: 15px;
    padding-left: 42px;
}

/* 发展历程 */
.history-section {
    background: #f8f9fa;
}

.history-section.bg-white {
    background: #fff;
}

.history-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding-left: 40px;
}

.history-timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, #3498db, #667eea);
    border-radius: 2px;
}

.history-item {
    position: relative;
    margin-bottom: 30px;
    padding: 20px 25px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.08);
}

.history-item::before {
    content: '';
    position: absolute;
    left: -33px;
    top: 25px;
    width: 14px;
    height: 14px;
    background: #3498db;
    border-radius: 50%;
    border: 3px solid #fff;
    box-shadow: 0 0 0 2px #3498db;
}

.history-year {
    display: inline-block;
    background: linear-gradient(135deg, #3498db, #667eea);
    color: #fff;
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: bold;
    margin-bottom: 10px;
}

.history-item h3 {
    font-size: 18px;
    color: #2c3e50;
    margin-bottom: 8px;
}

.history-item p {
    color: #555;
    line-height: 1.8;
    font-size: 15px;
}

/* CTA联系区域 */
.cta-section {
    background: linear-gradient(135deg, #3498db 0%, #2c3e50 100%);
    color: #fff;
    text-align: center;
    padding: 60px 0;
}

.cta-section h2 {
    font-size: 32px;
    margin-bottom: 15px;
}

.cta-section p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta-section .cta-phone {
    font-size: 36px;
    font-weight: bold;
    margin-bottom: 20px;
    display: block;
}

.cta-section .cta-phone i {
    margin-right: 10px;
}

/* 图片展示区域 */
.image-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.image-showcase.reverse {
    direction: rtl;
}

.image-showcase.reverse > * {
    direction: ltr;
}

.showcase-text h3 {
    font-size: 24px;
    color: #2c3e50;
    margin-bottom: 15px;
}

.showcase-text p {
    color: #555;
    line-height: 1.8;
    margin-bottom: 15px;
}

.showcase-image {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.showcase-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s;
}

.showcase-image:hover img {
    transform: scale(1.05);
}

/* 特色标签 */
.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 15px;
}

.tag-item {
    display: inline-block;
    background: #eef2f7;
    color: #3498db;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    transition: all 0.3s;
}

.tag-item:hover {
    background: #3498db;
    color: #fff;
}

/* 汉堡菜单按钮 */
.hamburger-menu {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 22px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
    flex-shrink: 0;
}

.hamburger-menu span {
    display: block;
    width: 100%;
    height: 3px;
    background: #2c3e50;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburger-menu.active span:nth-child(1) {
    transform: translateY(9.5px) rotate(45deg);
}

.hamburger-menu.active span:nth-child(2) {
    opacity: 0;
}

.hamburger-menu.active span:nth-child(3) {
    transform: translateY(-9.5px) rotate(-45deg);
}

/* 遮罩层 - 默认隐藏 */
.nav-overlay {
    display: none;
}

/* 响应式 */
@media (max-width: 768px) {
    .header .container {
        flex-wrap: nowrap !important;
        align-items: center !important;
    }

    .logo {
        font-size: 14px !important;
        flex: 1 1 auto !important;
        max-width: calc(100% - 60px) !important;
        margin-right: 10px !important;
    }

    .hamburger-menu {
        display: flex !important;
    }
    
    .main-nav {
        position: fixed !important;
        top: 0 !important;
        right: -100% !important;
        width: 70% !important;
        max-width: 300px !important;
        height: 100vh !important;
        background: #fff !important;
        box-shadow: -2px 0 10px rgba(0,0,0,0.1) !important;
        transition: right 0.3s ease !important;
        z-index: 1000 !important;
        padding-top: 80px !important;
        overflow-y: auto !important;
    }
    
    .main-nav.active {
        right: 0 !important;
    }
    
    .main-nav ul {
        flex-direction: column !important;
        gap: 0 !important;
        padding: 20px !important;
    }
    
    .main-nav ul li {
        border-bottom: 1px solid #f0f0f0 !important;
    }
    
    .main-nav ul li:last-child {
        border-bottom: none !important;
    }
    
    .main-nav ul li a {
        display: block !important;
        padding: 15px 10px !important;
        font-size: 16px !important;
    }
    
    /* 遮罩层 */
    .nav-overlay {
        display: none !important;
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        width: 100% !important;
        height: 100% !important;
        background: rgba(0,0,0,0.5) !important;
        z-index: 999 !important;
    }
    
    .nav-overlay.active {
        display: block !important;
    }
    
    .banner-section h1 {
        font-size: 28px;
    }
    
    .banner-section p {
        font-size: 16px;
    }
    
    .inner-banner h1 {
        font-size: 28px;
    }
    
    .intro-content {
        grid-template-columns: 1fr;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        flex-direction: row !important;
    }
    
    .timeline-dot {
        left: 20px;
    }
    
    .timeline-content {
        width: calc(100% - 60px);
        margin-left: 60px;
    }
    
    .service-list-item {
        flex-direction: column;
    }
    
    .service-number {
        min-width: auto;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
}