body {
  background-color: #fff;
}

.container {
  width: 1400px;
  margin: 0 auto;
}

/* 主体内容样式 */
.main {
  min-height: 2740px;
  /* background: linear-gradient(to bottom, #094db0, #ffffff); */
  background:
    /* 渐变层（前140px） */
    linear-gradient(to bottom, #094db0, #ffffff) 0 0 / 100% 840px no-repeat,
    /* 其他背景层（剩余部分） */
    #ffffff 0 140px / 100% calc(100% - 840px) no-repeat;
  /* background-size: 100% 140px; */
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* 头条新闻 */
.headline {
  width: 1400px;
  height: 260px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: #fff;
  text-align: center;
}

.headline-main {
  line-height: 60px;
  font-size: 38px;
  margin-bottom: 30px;
  font-weight: bold;
  color: #fff;
}

.headline-secondary {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
}

.headline-item {
  font-size: 16px;
  width: 48%;
  margin-bottom: 15px;
  color: #fff;
}

/* 轮播图和行业动态 */
.banner-section {
  width: 1400px;
  height: 462px;
  background-color: #fff;
  border-radius: 10px;
  /* margin-top: 30px; */
  display: flex;
  justify-content: space-between;
  padding: 20px;
}

.banner {
  width: 700px;
  height: 422px;
  position: relative;
  overflow: hidden;
}

.banner-slide {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.banner-slide.active {
  opacity: 1;
}

.banner-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.banner-title {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 56px;
  line-height: 56px;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  padding: 0 20px;
  color: #fff;
  font-size: 18px;
  display: block;
}

.banner-tit {
  color: #fff;
}

.banner-indicators {
  position: absolute;
  bottom: 10px;
  right: 20px;
  display: flex;
  z-index: 10;
}

.banner-indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.5);
  margin-left: 8px;
  cursor: pointer;
}

.banner-indicator.active {
  background-color: #fff;
}

.industry-news {
  width: 620px;
  height: 422px;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.section-title {
  font-size: 24px;
  color: #333;
  font-weight: bold;
}

.more-link {
  font-size: 14px;
  color: #999;
  text-decoration: none;
}

.news-list {
  list-style: none;
}

.news-list li {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid #eee;
}

.news-list li:last-child {
  border-bottom: none;
}

.news-title {
  font-size: 16px;
  color: #333;
  width: 80%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.news-time {
  font-size: 14px;
  color: #999;
}

/* 业务专区 */
.business-section {
  width: 1400px;
  height: 430px;
  margin-top: 30px;
}

.business-title {
  font-size: 32px;
  color: #333;
  margin-bottom: 30px;
}

.business-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.business-item {
  width: 266px;
  height: 140px;
  margin-bottom: 20px;
  background-color: #ddd;
  background-size: cover;
  background-position: center;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: bold;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}
.b01{
	color: #375e98;
	background: url('./../images/b01.png') no-repeat center top;
}
.b02{
	color: #249555;
	background: url('./../images/b02.png') no-repeat center top;
}
.b03{
	color: #bd0100;
	background: url('./../images/b03.png') no-repeat center top;
}
.b04{
	color: #375e98;
	background: url('./../images/b04.png') no-repeat center top;
}

/* 经典案例 */
.case-section {
  width: 1400px;
  height: 520px;
  margin-top: 30px;
}

.case-title {
  font-size: 32px;
  color: #333;
  margin-bottom: 30px;
}

.case-content {
  display: flex;
  justify-content: space-between;
}

.case-left {
  width: 520px;
  height: 368px;
  display: block;
  position: relative;
}

.case-left img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-left-title {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 64px;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  padding: 0 20px;
  color: #fff;
  font-size: 16px;
}

.case-middle {
  width: 432px;
  height: 368px;
}

.case-news-item {
  padding: 15px 0;
  border-bottom: 1px solid #eee;
}

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

.case-news-title {
  font-size: 18px;
  color: #333;
  margin-bottom: 10px;
  transition: color 0.3s ease;
}

.case-news-desc {
  width: 432px;
  font-size: 14px;
  color: #666;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color 0.3s ease, transform 0.3s;
}

.case-news-item:hover .case-news-title,
.case-news-item:hover .case-news-desc {
  color: #be0000;
  transform: translateX(3px);
}

.case-right {
  width: 360px;
  height: 368px;
}

.case-right-img {
  width: 360px;
  height: 212px;
  margin-bottom: 15px;
}

.case-right-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-right-news {
  list-style: none;
}

.case-right-news li {
  margin-bottom: 12px;
}

.case-right-news a {
  font-size: 14px;
  color: #333;
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: block;
}

/* 滚动图片 */
.scroll-section {
  width: 1400px;
  height: 146px;
  margin-bottom: 50px;
  position: relative;
}

.swiper-container {
  height: 146px;
}

.swiper-slide {
  width: 222px;
  height: 146px;
  background-color: #094db0;
}

.swiper-img {
  width: 100%;
  height: 100%;
}

.scroll-container {
  width: 100%;
  height: 100%;
  overflow: hidden;
  position: relative;
}

.scroll-content {
  display: flex;
  position: absolute;
  left: 0;
  top: 0;
  transition: left 0.5s ease;
}

.scroll-item {
  width: 222px;
  height: 146px;
  margin-right: 20px;
  background-color: #ddd;
}

.scroll-item:last-child {
  margin-right: 0;
}

.scroll-control {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 30px;
  height: 60px;
  background-color: rgba(0, 0, 0, 0.5);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
}

.scroll-prev {
  left: -40px;
}

.scroll-next {
  right: -40px;
}

/* 解决方案 */
.solution-section {
  width: 1400px;
  height: 500px;
  margin-top: 30px;
}

.solution-title {
  font-size: 32px;
  color: #333;
  margin-bottom: 30px;
}

.solution-content {
  display: flex;
  justify-content: space-between;
}

.solution-left {
  width: 400px;
  height: 366px;
}

.solution-left-img {
  width: 400px;
  height: 262px;
  margin-bottom: 15px;
}

.solution-left-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.solution-left-title {
  font-size: 18px;
  color: #333;
  margin-bottom: 10px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.solution-left-desc {
  font-size: 14px;
  color: #666;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.solution-middle {
  width: 426px;
  height: 366px;
}

.solution-news-item {
  padding: 20px 0;
  border-bottom: 1px solid #eee;
  display: block;
}

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

.solution-news-title {
  font-size: 16px;
  color: #333;
  transition: color 0.3s ease, transform 0.3s ease;
}

.solution-news-title:hover {
  color: #be0000;
  transform: translateX(3px);
}

.solution-right {
  width: 450px;
  height: 366px;
}

.solution-right-item {
  margin-bottom: 30px;
  width: 450px;
  height: 366px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-content: flex-start;
}

.solution-right-img {
  width: 450px;
  height: 366px;
  object-fit: cover;
  margin-bottom: 20px;
  text-align:right;
}

.solution-right-img img {
  height: 100%;
  object-fit: cover;
}

.solution-right-text {
  width: 185px;
  height: 150px;
  display: block;
  transition: color 0.3s ease, transform 0.3s ease;
}

.solution-right-title {
  font-size: 16px;
  color: #333;
  margin-bottom: 10px;
}

.solution-right-desc {
  font-size: 14px;
  color: #666;
  line-height: 1.5;
}

.solution-right-text:hover .solution-right-title,
.solution-right-text:hover .solution-right-desc {
  color: #be0000;
  transform: translateX(3px);
}

/* 广告链接 */
.ad-section {
  width: 1400px;
  height: 110px;
  margin-top: 30px;
  display: flex;
  justify-content: space-between;
}

.ad-item {
  background-color: #ddd;
}

.ad-item.small {
  width: 334px;
  height: 110px;
}

.ad-item.large {
  width: 690px;
  height: 110px;
}

.ad-item img {
  width: 100%;
  height: 100%;
  overflow: hidden;
  transition: transform 0.3s ease;
}

.ad-item img:hover {
  transform: translate(.3s);
}