/* ===== 服务概览模块 ===== */
.service-overview-wrapper {
  width: 100%;
  background: url('../../imges/service-bg.jpg') no-repeat center / cover;
}

.service-overview-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 20px;
}

/* 大标题保持原名 */
.service-title {
  font-size: 36px;
  font-weight: bold;
  color: #233863;
  text-align: center;
}

/* 上方入口列表 6 列 */
.service-entry-list {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 15px;
  margin-top: 60px;
}

.service-entry-item {
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  color: #333;
  cursor: pointer;
  border: none;
  outline: none;
  font-size: 20px;
}

/* hover / active */
.service-entry-item:hover,
.service-entry-item.active {
  background: #1677ff;
  color: #fff;
  font-weight: bold;
}

/* 下方内容区域 */
.service-panel-area {
  margin-top: 10px;
}

/* 单个内容面板 */
.service-panel {
  display: none;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  background: #fff;
  border-radius: 16px;
  padding: 40px;
}

.service-panel.active {
  display: flex;
}

/* 左侧文字 */
.panel-text {
  flex: 1 1 50%;
}

.panel-text h3 {
  color: #233863;
  font-weight: bold;
  font-size: 20px;
  margin-bottom: 20px;
}

.panel-text p {
  color: #666;
  margin-bottom: 6px;
}

/* 按钮 */
.panel-actions {
  margin-top: 150px;
}

.panel-actions .custom-btn-blue{
  margin-left: 15px;
}

/* 右侧图片 */
.panel-image {
  flex: 1 1 50%;
}

.panel-image img {
  max-width: 100%;
  display: block;
  border-radius: 12px;
}

/* 移动端自适应 */
@media (max-width: 1024px) {
  .service-entry-list {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }

  .service-panel {
    flex-direction: column;
    padding: 30px 20px;
  }

  .panel-text, .panel-image {
    flex: 1 1 100%;
  }
}

@media (max-width: 768px) {
  .service-entry-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .service-title {
    font-size: 28px;
  }

  .panel-text h3 {
    font-size: 18px;
  }

  .panel-text p {
    font-size: 14px;
  }

  .btn-outline, .btn-primary {
    padding: 5px 10px;
    font-size: 12px;
  }
}
/* ===== 全球NOC&SSC模块 ===== */
.noc-ssc-wrapper {
  width: 100%;
}

.noc-ssc-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 20px 0 20px;
}

/* 大标题 */
.noc-ssc-title {
  font-size: 36px;
  font-weight: bold;
  color: #233863;
  text-align: center;
  margin-bottom: 60px;
}

/* 卡片容器 */
.noc-ssc-card {
  display: flex;
  align-items: center;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  padding: 30px;
  gap: 40px;
  margin-bottom:30px;
}

/* 左侧图片 */
.noc-ssc-image {
  flex: 1;
}

.noc-ssc-image img {
  max-width: 100%;
  display: block;
  border-radius: 12px;
}

/* 右侧文字 */
.noc-ssc-text {
  flex: 1;
}

.noc-ssc-text h3 {
  font-size: 24px;
  font-weight: bold;
  color: #1677ff; /* 蓝色 */
  margin-bottom: 15px;
}

.noc-ssc-text p {
  font-size: 16px;
  color: #333;
  margin-bottom: 50px;
}

.noc-ssc-text ul {
  list-style: none; /* 去掉默认圆点 */
  padding: 0;
  margin: 0;
}

.noc-ssc-text ul li {
  font-size: 16px;
  color: #666;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
}

.noc-ssc-text ul li::before {
  content: "✔"; /* 打勾符号 */
  color: #1677ff;
  margin-right: 8px;
  font-weight: bold;
}

/* 移动端自适应 */
@media (max-width: 1024px) {
  .noc-ssc-card {
    flex-direction: column;
    padding: 20px;
  }

  .noc-ssc-image,
  .noc-ssc-text {
    flex: 1 1 100%;
  }

  .noc-ssc-text h3 {
    font-size: 20px;
  }

  .noc-ssc-text p,
  .noc-ssc-text ul li {
    font-size: 14px;
  }
}

@media (max-width: 768px) {
  .noc-ssc-title {
    font-size: 28px;
    margin-bottom: 40px;
  }
}
/* ===== 全球热线/邮件模块 ===== */
.contact-hotline-wrapper {
  width: 100%;
  margin-bottom:120px;
}

.contact-hotline-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* 文案靠左排列 */
.contact-hotline-text {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 30px; /* 电话和邮件之间间距 */
  font-size: 16px;
  color: #333;
}

/* 每个电话/邮件项 */
.hotline-item {
  display: flex;
  align-items: center;
}

/* 图标样式 */
.hotline-icon {
  width: 20px;
  height: 20px;
  margin-right: 8px;
  display: inline-block;
}

/* 移动端自适应 */
@media (max-width: 1024px) {
  .contact-hotline-text {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
  }

  .hotline-item {
    font-size: 14px;
  }

  .hotline-icon {
    width: 16px;
    height: 16px;
    margin-right: 6px;
  }
}

@media (max-width: 768px) {
  .contact-hotline-inner {
    padding: 0 10px;
  }

  .hotline-item {
    font-size: 13px;
  }

  .hotline-icon {
    width: 14px;
    height: 14px;
    margin-right: 5px;
  }
}
/* ===== SDN模块 ===== */
.sdn-wrapper {
  width: 100%;
  background: url('../imges/sdnbg.jpg') no-repeat center / cover; /* 背景图片 */
}

.sdn-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 20px;
}

/* 大标题 */
.sdn-title {
  font-size: 36px;
  font-weight: bold;
  color: #233863;
  text-align: center;
  margin-bottom: 60px;
}

/* 4列卡片列表 */
.sdn-card-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}

/* 单个卡片 */
.sdn-card {
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  padding: 40px 20px;
  text-align: left;
}

/* 卡片标题 */
.sdn-card h3 {
  font-size: 20px;
  color: #233863;
  margin-bottom: 20px;
}

/* 卡片内容文字 */
.sdn-card p {
  font-size: 16px;
  color: #666;
  margin-bottom: 30px;
}

/* 卡片图片水平居中 */
.sdn-card-image {
  text-align: center;
}

.sdn-card-image img {
  max-width: 200px;
  display: inline-block;
}

/* 查看更多按钮居中 */
.sdn-btn-wrapper {
  text-align: center;
}

.sdn-btn {
  background: #1677ff;
  color: #fff;
  border: none;
  padding: 10px 30px;
  font-size: 16px;
  border-radius: 8px;
  cursor: pointer;
}

.sdn-btn:hover {
  background: #0f5ed7;
}

/* 移动端自适应 */
@media (max-width: 1024px) {
  .sdn-card-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }

  .sdn-title {
    font-size: 28px;
  }

  .sdn-card h3 {
    font-size: 18px;
  }

  .sdn-card p {
    font-size: 14px;
  }

  .sdn-card-image img {
    max-width: 60px;
  }
}

@media (max-width: 768px) {
  .sdn-card-list {
    grid-template-columns: 1fr;
  }

  .sdn-inner {
    padding: 40px 10px;
  }

  .sdn-btn {
    padding: 8px 20px;
    font-size: 14px;
  }
}
/* ===== 技术研发模块 ===== */
.tech-section {
  width: 100%;
  max-width: 1920px;         /* 外层大容器宽度 */
  margin: 0 auto;
  background: url('background.jpg') center/cover no-repeat; /* 背景图片 */
  padding: 60px 0;           /* 上下内边距 */
  margin-bottom:120px;
}

.tech-container {
  width: 90%;
  max-width: 1200px;         /* 内层小容器宽度 */
  margin: 0 auto;
}

.tech-title {
  font-size: 36px;
  color: #233863;
  text-align: left;
  margin-bottom: 60px;       /* 大标题下方距离图片滚动区域 */
}

/* 图片滚动容器 */
.tech-carousel {
  overflow: hidden;           /* 隐藏溢出图片 */
  width: 100%;
  position: relative;
}

.tech-carousel-track {
  display: flex;
  gap: 20px;                  /* 图片间距 */
  animation: scroll 20s linear infinite; /* 自动循环滚动 */
}

/* 图片样式 */
.tech-carousel-track img {
  width: calc((100% - 140px) / 8); /* 8 张图平分宽度，减去间距 */
  flex-shrink: 0;
}

/* 自动滚动动画 */
@keyframes scroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* ===== 响应式调整 ===== */
@media (max-width: 1200px) {
  .tech-container {
    width: 90%;
  }
}

@media (max-width: 768px) {
  .tech-title {
    font-size: 28px;
  }
  .tech-carousel-track img {
    width: calc((100% - 70px) / 4); /* 手机显示 4 张图 */
  }
}

@media (max-width: 480px) {
  .tech-title {
    font-size: 22px;
  }
  .tech-carousel-track img {
    width: calc((100% - 40px) / 2); /* 手机显示 2 张图 */
  }
}
/* ===== 新闻模块整体 ===== */
.news-section {
  width: 100%;
  max-width: 1920px;
  margin: 0 auto;
  background: url('news-bg.jpg') center / cover no-repeat; /* 背景图 */
  padding: 60px 0;
}

.news-container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

/* ===== 顶部栏 ===== */
.news-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0 20px 40px;
  background: #fff;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  margin-bottom: 40px;
}

/* 左侧分类 */
.news-tabs {
  display: flex;
  gap: 40px;
}
.news-tabs a{
  text-decoration: none;
  color: #111; /* 可选：设置链接颜色 */
}
.news-tabs a:hover{
  color: #007BFF;
}


.news-tab {
  color: #333;
  text-decoration: none;
  font-weight: 500;
}

.news-tab:hover,
.news-tab.active {
  color: #007BFF;
}

/* 搜索框 */
.news-search input {
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: 4px;
}

/* ===== 文章列表 ===== */
.news-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.news-item {
  display: flex;
  align-items: center;
  background: #fff;
  padding: 20px 0 20px 20px;
  min-width:1200px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

/* 日期 */
.news-date {
  text-align: center;
  margin-right: 20px;
  min-width: 80px;
}

.news-date .day {
  font-size: 32px;
  font-weight: bold;
  color: #333;
}

.news-date .ym {
  font-size: 16px;
  color: #666;
}

/* 缩略图 */
.news-thumb {
  width: 180px;
  height: 120px;
  object-fit: cover;
  margin-right: 20px;
}

/* 内容 */
.news-content {
  flex: 1;
  display: flex;           /* 新增 */
  flex-direction: column;  /* 垂直排列 */
  margin-top:-5px;
}

.news-title {
  display: block;
  font-size: 18px;
  color: #333;
  text-decoration: none;
  margin-bottom: 10px;
  text-align: left;
}

.news-title:hover {
  color: #007BFF;
}

/* 摘要：只显示 50 字符 */
.news-summary {
  color: #666;
  line-height: 1.6;

  display: -webkit-box;        /* 必须 */
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;       /* 显示 2 行 */

  overflow: hidden;            /* 超出隐藏 */
  font-size: 14px;
  margin-bottom:20px;
  padding-right:60px;
}

.news-time {
  font-size: 14px;
  color: #666;
}

/* ===== 分页 ===== */
.news-pagination {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 40px;
}

.news-pagination a {
  padding: 6px 12px;
  text-decoration: none;
  color: #333;
}

.news-pagination a:hover,
.news-pagination .active {
  color: #007BFF;
}

/* ===== 移动端适配 ===== */
@media (max-width: 768px) {
  .news-top-bar {
    flex-direction: column;
    gap: 15px;
  }

  .news-item {
    flex-direction: column;
    align-items: flex-start;
  }

  .news-thumb {
    width: 100%;
    height: auto;
    margin: 10px 0;
  }

  .news-summary {
    white-space: normal;
  }
}
/* ===== 外层 1920 容器（向下阴影） ===== */
.news-detail-wrapper {
  width: 100%;
  box-shadow: 0 6px 12px rgba(0,0,0,0.08); /* 向下阴影 */
  background: #f7f8fa;
}

/* 1200px 内容区 */
.news-detail-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 30px 0;
}

/* 面包屑 */
.news-breadcrumb {
  font-size: 14px;
  color: #333;
}

.news-breadcrumb a {
  color: #333;
  text-decoration: none;
}

.news-breadcrumb a:hover {
  color: #1677ff;
}

/* 主体布局 */
.news-content-layout {
  display: flex;
  justify-content: space-between;
}

/* ===== 左侧正文 ===== */
.news-main {
  width: 870px;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
  padding: 30px;
  margin-right: 20px;
}

.news-title1 {
  font-size: 24px;
  font-weight: bold;
  color: #333;
}

.news-time1 {
  margin-top: 10px;
  font-size: 14px;
  color: #666;
}

/* 浅灰色分割线 */
.news-divider {
  height: 1px;
  background: #eee;
  margin: 20px 0;
}

.news-body {
  font-size: 16px;
  color: #333;
  line-height: 1.8;
}

/* 上一篇 / 下一篇 */
.news-prev-next {
  margin-top: 30px;
  font-size: 14px;
}

.news-prev-next a {
  color: #333;
  text-decoration: none;
}

.news-prev-next a:hover {
  color: #1677ff;
}

/* ===== 右侧其他新闻 ===== */
.news-side {
  width: 350px;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
  padding: 20px;
}

.news-side-title {
  font-size: 18px;
  color: #333;
  margin-bottom: 20px;
}

.side-news-item {
  margin-bottom: 15px;
}

.side-news-title {
  font-size: 15px;
  color: #333;
  text-decoration: none;
  font-weight: 500;
}

.side-news-title:hover {
  color: #1677ff;
}

.side-news-summary {
  font-size: 14px;
  color: #666;
  margin: 6px 0;
}

.side-news-time {
  font-size: 12px;
  color: #666;
}

/* ===== 移动端自适应 ===== */
@media (max-width: 1024px) {
  .news-content-layout {
    flex-direction: column;
    gap: 30px;
  }

  .news-main,
  .news-side {
    width: 100%;
  }
}

@media (max-width: 768px) {
  .news-title1 {
    font-size: 20px;
  }

  .news-body {
    font-size: 14px;
  }
}
/* ===== 面包屑 1920px 白色背景 ===== */
.breadcrumb-wrapper {
  width: 100%;
  background: #fff; /* 白色底 */
}

/* 1200px 居中容器 */
.breadcrumb-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* 面包屑文字 */
.news-breadcrumb {
  font-size: 14px;
  color: #333;
}

/* 面包屑链接 */
.news-breadcrumb a {
  color: #333;
  text-decoration: none;
}

.news-breadcrumb a:hover {
  color: #1677ff;
}
/* =========================
   企业介绍 · 视频模块
========================= */
.company-video-section {
  width: 1920px;
  max-width: 100%;
  background: url("images/company-bg.jpg") center / cover no-repeat;
}

/* 内部 1200px 容器 */
.company-video-inner {
  width: 1200px;
  margin: 0 auto;
  padding: 80px 0;
  display: flex;
  align-items: center;
  gap: 60px;
}

/* 左侧视频区域（16:9 比例） */
.company-video-box {
  width: 50%;
  aspect-ratio: 16 / 9;
  border-radius: 16px;
  overflow: hidden;
  background: #000;
}

/* 视频铺满容器，显示完整 */
.company-video-box video {
  width: 100%;
  height: 100%;
  object-fit: cover; /* 如需完整不裁切可改为 contain */
  display: block;
}

/* 右侧文字 */
.company-text {
  width: 50%;
}

.company-name {
  font-size: 32px;
  font-weight: bold;
  color: #233863;
  margin-bottom: 20px;
}

.company-desc {
  font-size: 16px;
  color: #333;
  line-height: 1.8;
}

/* =========================
   移动端适配
========================= */
@media (max-width: 768px) {
  .company-video-inner {
    width: 100%;
    padding: 40px 16px;
    flex-direction: column;
    gap: 30px;
  }

  .company-video-box,
  .company-text {
    width: 100%;
  }

  .company-name {
    font-size: 18px;
  }
}
/* =========================
   发展历程模块
========================= */
.history-section {
  width: 1920px;
  max-width: 100%;
}

.history-inner {
  width: 1200px;
  margin: 0 auto;
  padding: 60px 0 100px;
}

/* 标题 */
.history-title {
  font-size: 32px;
  margin-bottom: 60px;
}

/* 时间轴容器 */
.history-timeline {
  display: flex;
  overflow: hidden;
  background: url("../imges/history.jpg") center / cover no-repeat;
}

/* 单个时间节点 */
.history-item {
  flex: 1;
  padding: 50px 16px;
  color: #fff;
  cursor: pointer;
  transition: all 0.4s ease;
  position: relative;
  border-right: 1px solid rgba(255, 255, 255, 0.6); /* 白色线 */
  height:330px;
  overflow: hidden;
}

/* 最后一个不需要分隔线 */
.history-item:last-child {
  border-right: none;
}

/* 默认状态：只显示年份 */
.history-item .year {
  font-size: 20px;
  font-weight: bold;
  display: block;
}

.history-item .desc {
  margin-top: 160px;
  font-size: 14px;
  line-height: 1.6;
  opacity: 0;
  max-height: 0;
  transition: all 0.4s ease;
  overflow: hidden;
}

/* 第一个默认显示下方文字 */
.history-item:first-child .history-desc {
  opacity: 1;
  max-height: 200px;
}


/* hover 抽签展开效果 */
.history-item:hover {
  flex: 2; /* 变宽 */
  background: rgba(255, 255, 255, 0.1);
}

.history-item:hover .desc {
  opacity: 1;
  max-height: 120px;
}

/* =========================
   移动端适配
========================= */
@media (max-width: 768px) {
  .history-inner {
    width: 100%;
    padding: 40px 16px;
  }

  .history-timeline {
    flex-direction: column;
  }

  .history-item {
    flex: none;
    border-bottom: 1px solid rgba(255,255,255,.2);
  }

  .history-item:hover {
    flex: none;
  }

  .history-item .desc {
    opacity: 1;
    max-height: none;
  }
}
/* =========================
   荣誉资质模块样式
========================= */
.honor-wrapper {
  width: 100%;
  max-width: 1920px; /* 容器最大宽度 */
  background: url('images/honor-bg.jpg') center / cover no-repeat; /* 背景图片 */
  margin-bottom:60px;
}

.honor-inner {
  width: 1200px;
  margin: 0 auto;
  padding-top: 60px; /* 小容器顶部距离 */
}


/* 滚动图片容器 */
.honor-carousel {
  overflow: hidden; /* 隐藏溢出 */
  width: 100%;
  position: relative;
}

.honor-carousel-track {
  display: flex;
  gap: 20px; /* 图片间距 */
  animation: honor-scroll 20s linear infinite; /* 循环滚动 */
}

/* 单张图片样式 */
.honor-carousel-track img {
  width: calc((100% - 60px) / 4); /* 一行显示4张图，间距总和60px */
  flex-shrink: 0;
  border-radius: 12px;
}

/* 自动滚动动画 */
@keyframes honor-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); } /* 滚动一半长度，实现循环效果 */
}

/* =========================
   响应式移动端适配
========================= */
@media (max-width: 1200px) {
  .honor-inner {
    width: 90%;
    padding-top: 40px;
  }
}

@media (max-width: 1024px) {
  .honor-title {
    font-size: 28px;
    margin-bottom: 40px;
  }

  .honor-carousel-track img {
    width: calc((100% - 30px) / 2); /* 一行显示2张图 */
  }
}

@media (max-width: 768px) {
  .honor-title {
    font-size: 24px;
    margin-bottom: 30px;
  }

  .honor-carousel-track img {
    width: 100%; /* 手机端一行显示1张 */
  }
}
/* =========================
   联系我们模块样式
========================= */
.contact-container-wrapper {
  width: 100%;
  max-width: 1920px; /* 容器最大宽度 */
  background: url('images/contact-bg.jpg') center / cover no-repeat; /* 背景图片 */
  padding-bottom: 80px; /* 容器底部间距 */
}

.contact-inner {
  width: 1200px;
  margin: 0 auto;
  padding-top: 60px; /* 顶部距离 */
  text-align: center; /* 大标题居中 */
}

.contact-title1 {
  font-size: 36px;
  font-weight: bold;
  color: #233863;
  margin-bottom: 60px; /* 标题下方间距 */
}

/* 网格布局，2列7行 */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px 40px; /* 行间距 20px，列间距 40px */
}

/* 单个卡片 */
.contact-card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1); /* 四周阴影 */
  padding: 20px 0 20px 40px;
  text-align: left;
}

.contact-card h3 {
  font-size: 18px;
  color: #233863;
  margin: 10px 0;
}

.contact-card p {
  font-size: 14px;
  color: #666;
  margin: 4px 0;
}

.contact-icon {
  width: 24px;
  height: 24px;
  margin-right: 8px;
  vertical-align: middle;
}

/* =========================
   移动端自适应
========================= */
@media (max-width: 1024px) {
  .contact-inner {
    width: 90%;
    padding-top: 40px;
  }

  .contact-title {
    font-size: 28px;
    margin-bottom: 40px;
  }

  .contact-grid {
    grid-template-columns: 1fr; /* 手机端一列显示 */
    gap: 20px;
  }
}

@media (max-width: 768px) {
  .contact-title {
    font-size: 24px;
    margin-bottom: 30px;
  }

  .contact-card h3 {
    font-size: 16px;
  }

  .contact-card p {
    font-size: 13px;
  }

  .contact-card {
    padding: 15px;
  }

  .contact-icon {
    width: 20px;
    height: 20px;
  }
}
/* 移动端隐藏智能拓扑方案模块 */
@media screen and (max-width: 768px) {
  .topology-section {
    display: none;
  }
}