/* IE浏览器样式 */
.container {
  margin: 0 auto;
  width: 100%;
  max-width: 1920px;
}
header {
  width: 100%;
  position: relative;
  z-index: 1;
}
.header-wap-bg {
  display: none;
}

/* ==================== 4. Footer 区域 ==================== */
footer {
  width: 100%;
  background-color: #3878ab;
  color: #fff;
  text-align: center;
  font-size: 16px;
  padding: 30px 0;
}
.to-top {
  display: inline-block;
  border-radius: 24px;
  padding: 10px 20px;
  border: 2px solid #fff;
  margin-bottom: 20px;
  cursor: pointer;
}
main {
  width: 70%;
  margin: 0 auto;
  background-color: #fff;
  color: #000;
  border-top: 2px solid #333;
}
.item {
  padding: 40px 0;
}

/* 粘土风格卡片类 - Claymorphism Card */
.clay-card {
  border-radius: 16px;
  border: 2px solid rgba(0, 0, 0, 1);
  -webkit-box-shadow:
    6px 6px 0px rgba(0, 0, 0, 0.7),
    inset 3px 3px 6px rgba(255, 255, 255, 0.8),
    inset -3px -3px 6px rgba(0, 0, 0, 0.2);
  -moz-box-shadow:
    6px 6px 0px rgba(0, 0, 0, 0.7),
    inset 3px 3px 6px rgba(255, 255, 255, 0.8),
    inset -3px -3px 6px rgba(0, 0, 0, 0.2);
  box-shadow:
    6px 6px 0px rgba(0, 0, 0, 0.7),
    inset 3px 3px 6px rgba(255, 255, 255, 0.8),
    inset -3px -3px 6px rgba(0, 0, 0, 0.2);
  overflow: hidden;
  cursor: pointer;
}

/* swiper */
.swiper-container {
  margin-left: auto;
  margin-right: auto;
  position: relative;
  overflow: hidden;
  z-index: 1;
}
.swiper-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  z-index: 1;
  overflow: hidden;
  *zoom: 1;
}
.swiper-wrapper:after {
  content: "";
  display: table;
  clear: both;
}
.swiper-slide {
  width: 100%;
  height: 100%;
  position: relative;
  float: left;
}
.swiper-slide img {
  width: 100%;
  height: 100%;
  display: block;
}

/* ==================== Item1 区域 ==================== */
.item1 {
  background-color: #fff;
}
.item1 .item-content {
  display: table;
  width: 80%;
  margin: 0 auto;
  table-layout: fixed;
  padding: 0 20px;
}
.item1 .item1-left {
  display: table-cell;
  width: 50%;
  vertical-align: top;
  position: relative;
}
.item1 .item1-right {
  display: table-cell;
  width: 35%;
  vertical-align: top;
  padding-left: 3%;
}
.item1 .swiper-container {
  width: 100%;
  height: 500px;
  border-radius: 16px;
  overflow: hidden;
  position: relative;
  border: 2px solid #000000;
}
.item1 .swiper-wrapper {
  height: 100%;
  *zoom: 1;
}
.item1 .swiper-wrapper:after {
  content: "";
  display: table;
  clear: both;
}
.item1 .swiper-slide {
  height: 100%;
}
.item1 .swiper-container img {
  width: 100%;
  height: 100%;
}
.item1 .swiper-button-prev,
.item1 .swiper-button-next {
  position: absolute;
  top: 50%;
  width: 50px;
  height: 50px;
  margin-top: -25px;
  background-color: #ffe981;
  background-repeat: no-repeat;
  background-position: center;
  background-size: 30px;
  border-radius: 50%;
  cursor: pointer;
  z-index: 10;
  border: 2px solid #000000;
}
.item1 .swiper-button-prev {
  left: -20px;
  background-image: url("../images/left.png");
}
.item1 .swiper-button-next {
  right: -20px;
  background-image: url("../images/right.png");
}
.item1 .item1-right ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
.item1 .item1-right ul li {
  margin-bottom: 30px;
  width: 100%;
}
.item1 .item1-right ul li:last-child {
  margin-bottom: 0;
}
.item1 .item1-right ul li a {
  display: block;
  text-decoration: none;
  color: inherit;
  background-color: #7cb7e1;
  border-radius: 16px;
  overflow: hidden;
  transition: background-color 0.3s ease;
}
.item1 .item1-right ul li a:hover {
  background-color: #e0e0e0;
}
.item1 .item1-right ul li a img {
  width: 100%;
  height: 100px;
  object-fit: cover;
}
.item1 .item1-right ul li a p {
  padding: 12px 15px;
  font-size: 16px;
  text-align: left;
  color: #333;
  line-height: 1.4;
}
.item1 .item1-right ul li a:hover p {
  color: #3878ab;
}
.item1 .item1-right ul li.li-left-img-text a {
  display: table;
  table-layout: fixed;
  width: 100%;
  background-color: #ffe981;
}
.item1 .item1-right ul li.li-left-img-text a img {
  display: table-cell !important;
  width: 100% !important;
  height: 100% !important;
  max-height: 180px;
  vertical-align: top;
  border-radius: 16px 0 0 8px;
  float: none !important;
}
.item1 .item1-right ul li.li-left-img-text a p {
  display: table-cell !important;
  width: 50% !important;
  vertical-align: top;
  padding: 15px !important;
  float: none !important;
}

/* ==================== Item2 区域 ==================== */
.item2 {
  background-color: #fff7be;
}
.item h3 {
  font-size: 28px;
  margin-bottom: 20px;
  text-align: center;
}
.item2 .item-content {
  width: 80%;
  margin: 0 auto;
}
.item2 .item-content ul {
  display: table;
  width: 100%;
  table-layout: fixed;
}
.item2 .item-content ul li {
  display: table-cell;
  vertical-align: top;
  width: 32%;
  max-height: 500px;
  padding: 0 1%; /* 用padding替代margin */
}

.item2 .item-content ul li a {
  display: block;
  height: 100%;
  border: 1px solid #ddd;
  background-color: #84cfc0;
  text-decoration: none;
  color: inherit;
  padding: 15px;
  border-radius: 16px;
}
.item2 .li-img {
  width: 100%;
  height: 65%;
  border-radius: 16px;
  overflow: hidden;
}
.item2 .li-img img {
  width: 100%;
  display: block;
  object-fit: cover;
}
.item2 .li-text {
  padding: 15px 5px;
}
.item2 .li-text h4 {
  font-size: 18px;
  margin-bottom: 8px;
  color: #333;
}
.item2 .li-text p {
  font-size: 16px;
  color: #666;
  line-height: 1.6;
}
/* ==================== Item3 区域 ==================== */
.item3 .item-content {
  width: 80%;
  margin: 0 auto;
}
.item3 .item-content ul {
  display: table;
  width: 100%;
  table-layout: fixed;
}
.item3 .item-content ul li {
  display: table-cell;
  vertical-align: top;
  width: 32%;
  max-height: 500px;
  padding: 0 1%; /* 用padding替代margin */
}
.item3 .item-content ul li a {
  display: block;
  height: 100%;
  text-decoration: none;
  color: inherit;
  padding: 15px 0;
  border-radius: 16px;
}
.item3 .li-img {
  width: 100%;
  height: 50%;
  border-radius: 16px;
  overflow: hidden;
}
.item3 .li-img img {
  width: 100%;
  display: block;
  object-fit: cover;
}
.item3 .li-text {
  margin-top: 20px;
  padding: 10px 25px;
  background-color: #ffe35e;
  border-radius: 50px;
}
.item3 .li-text h4 {
  font-size: 18px;
  margin-bottom: 8px;
  color: #333;
}
.item3 .li-text p {
  font-size: 16px;
  color: #666;
  line-height: 1.6;
}
/* ==================== Item4 区域 ==================== */
.item4 {
  background-color: #fff7be;
}
.item4 .item-content {
  width: 80%;
  margin: 0 auto;
}
.item4 .item-content ul {
  display: table;
  width: 100%;
  table-layout: fixed;
}
.item4 .item-content ul li {
  display: table-cell;
  vertical-align: top;
  width: 32%;
  padding: 0 1%;
}
.item4 .item-content ul li:first-child {
  padding-left: 0;
}
.item4 .item-content ul li:last-child {
  padding-right: 0;
}
.item4 .li-text-only-item a {
  display: block;
  height: 100%;
  background-color: #7cb7e1;
  text-decoration: none;
  color: inherit;
  padding: 20px;
  border-radius: 16px;
}
.item4 .li-text-only-item a > p {
  font-size: 16px;
  color: #fff;
  line-height: 1.6;
  margin-bottom: 20px;
  word-wrap: break-word;
}
.item4 .li-text-only-item a > div {
  display: table;
  width: 100%;
}
.item4 .li-text-only-item a > div > div:first-child {
  display: table-cell;
  width: 50px;
  height: 50px;
  background-color: #3878ab;
  color: #fff;
  font-size: 24px;
  text-align: center;
  vertical-align: middle;
  border-radius: 50%;
}
.item4 .li-text-only-item a > div > div:last-child {
  display: table-cell;
  vertical-align: middle;
  padding-left: 15px;
}
.item4 .li-text-only-item a > div > div:last-child p {
  line-height: 1.5;
}
.item4 .li-text-only-item .name {
  font-size: 16px;
  font-weight: bold;
  color: #fff;
  margin-bottom: 5px;
}
.item4 .li-text-only-item .time {
  font-size: 14px;
  color: #fff;
}
/* ==================== Item5 区域 ==================== */
.item5 .item-content {
  width: 80%;
  margin: 0 auto;
}
.item5 .item-content ul {
  display: table;
  width: 100%;
  table-layout: fixed;
}
.item5 .item-content ul li {
  display: table-cell;
  vertical-align: top;
  width: 24%;
  height: 500px;
  padding-right: 2%;
}
.item5 .item-content ul li:last-child {
  padding-right: 0;
}
.item5 .item-content ul li a {
  display: block;
  height: 100%;
  border: 1px solid #ddd;
  /* background-color: #84cfc0; */
  text-decoration: none;
  color: inherit;
  padding: 15px;
  border-radius: 16px;
}
.item5 .li-img {
  width: 100%;
  height: 300px;
  border-radius: 16px;
  overflow: hidden;
}
.item5 .li-img img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}
.item5 .li-text {
  padding: 15px 5px;
}
.item5 .li-text h4 {
  font-size: 18px;
  margin-bottom: 8px;
  color: #333;
}
.item5 .li-text p {
  font-size: 16px;
  color: #666;
  line-height: 1.6;
}