* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
img{object-fit:cover;}
html,
body {
  width: 100%;
  height: 100%;
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  overflow-x: hidden;
}

/* 美化滚动条（Chrome/Edge） */
.your-box::-webkit-scrollbar {
  width: 6px; margin:4px;
}
.your-box::-webkit-scrollbar-thumb {
  background: #ccc;
  border-radius: 3px;
}
.your-box::-webkit-scrollbar-track {
  background: none;
}
.pageContainer {
  width: 100%;
  min-height: 100vh;
  background: url('../images/1.jpg') no-repeat center top;
  background-size: cover;
  display: flex;
  flex-direction: column;
  border-top: 5px solid #004190;
}
.pageContainer1{background-size: contain!important;}
.mainContentpc{padding-top:70px!important;}
.gdpic{width: 1400px;margin-bottom:30px;}
.swiper{width:100%; margin:0 auto;}
.header {
  height: 85px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 5px 0 0 40px;
}
.logoContainer {
  padding: 0px 0 0 50px;
}
.logoContainer img {
  display: block;
  object-fit: contain;
}
.logoText {
  color: #fff;
  font-size: 22px;
  margin-left: 20px;
  border-left: 1px solid rgba(255, 255, 255, 0.6);
  padding-left: 20px;
  letter-spacing: 2px;
}
.menuWrapper {
  position: relative;
  flex-shrink: 0;
  z-index: 1000;
}
.menuBtn {
  width: 70px;
  height: 70px;
  background-color: #0c3676;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
}
.menuBtn img {
  width: 24px;
}
.dropdownMenu {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  width: 150px;
  background-color: #fff;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  border-radius: 4px;
  overflow: hidden;
  margin-top: 5px;
}
.dropdownMenu.show {
  display: block;
  animation: fadeIn 0.2s ease;
}
.dropdownMenu a {
  display: block;
  padding: 15px 20px;
  color: #333;
  text-decoration: none;
  font-size: 15px;
  text-align: center;
  border-bottom: 1px solid #eee;
  transition: all 0.3s;
}
.dropdownMenu a:last-child {
  border-bottom: none;
}
.dropdownMenu a:hover {
  background-color: #0b3484;
  color: #fff;
}
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.mainContent {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 30px;
}
.banner{ width:100%;display:none;border-radius: 4px;}
.banner img{ width:100%;}
.mainTitle {
  font-size: 56px;
  color: #0b3484;
  font-weight: bold;
  letter-spacing: 4px;
  margin-bottom: 100px;
  position: relative;
  display: inline-block;
}
.titleLine {
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 3px;
  background-color: #ddd;
}
.navContainer {
  width: 100%;
  max-width: 1400px;
  position: relative;
  margin-bottom: 50px;
}
.timelineLine {
  position: absolute;
  width: 100%;
  height: 1px;
  background-color: rgba(255, 255, 255, 0.5);
  bottom: 6px;
  left: 0;
  z-index: 1;
}
.navItems {
  display: flex;
  justify-content: center;
  gap: 15px;
  position: relative;
  z-index: 2;
}
.navItem {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.navBtn {
  width: 180px;
  height: 86px;
  background: url('../images/btn02.png') no-repeat center;
  background-size: 100% 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #fff;
  font-size: 22px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s;
  text-decoration: none;
  margin: 0 20px;
}
.navItem.active .navBtn,
.navItem:hover .navBtn {
  background: url('../images/btn01.png') no-repeat center;
  background-size: 100% 100%;
}
.dot {
  width: 12px;
  height: 12px;
  background-color: #fff;
  border-radius: 50%;
  transition: all 0.3s;
}
.navItem.active .dot,
.navItem:hover .dot {
  background-color: #f7a934;
}
.infoBox {
  width: 800px;
  background: rgba(255, 255, 255, 0.6);
  position: relative;
  left: 10%;
  padding: 40px 60px;
  margin-bottom: 50px;
}
.sportBg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80%;
  z-index: 1;
  pointer-events: none;
  opacity: 0;
}
.infoList {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  row-gap: 15px;
}
.infoItem {
  width: 100%;
  font-size: 15px;
  color: #000;
  padding-bottom: 15px;
  border-bottom: 1px dashed rgba(0, 0, 0, 0.3);
  cursor: pointer;
  font-weight: bold;
  text-decoration: none;
  display: block;
}
.infoItem:hover {
  color: #0b3484;
}
.footer {
 width:100%;
  height: 60px;
  background-color: #0c3676;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #fff;
  font-size: 14px;
  flex-flow: column;
  line-height: 22px;
  margin-top: auto;
}
/* previous页面专属 infoBox 样式 */
.previousInfoBox {
  width: 90%;
  max-width: 1400px;
  background: #ffffff;
  left: 0;
  padding: 30px 80px 50px 80px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  border-radius: 4px;
}
.previousInfoBox .infoList {
  row-gap: 0;
}
.previousInfoBox .infoItem {
  width: 100%;
  font-weight: normal;
  color: #333;
  font-size: 14px;
  padding: 20px 10px 20px 15px;
  border-bottom: 1px dotted #ccc;
  position: relative;
  display: flex;
  align-items: center;
}
.previousInfoBox .infoItem::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 14px;
  background-color: #a4c9f3;
  transition: all 0.3s;
}
.previousInfoBox .infoItem:hover {
  color: #0b3484;
}
.previousInfoBox .infoItem:hover::before {
  background-color: #0b3484;
}
.autoSportBg {
  position: absolute;
  top: auto;
  left: auto;
  bottom: 10px;
  right: -9.5%;
  transform: none;
  width: 500px;
  opacity: 0.8;
}
.previousDetailBox {
    width: 90%;
    height: 700px;
    background: #ffffff;
    max-width: 1400px;
    padding: 20px 80px 60px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    border-radius: 4px;
    position: relative;
    overflow-y: scroll;
    margin-bottom:40px;
    overflow-x: hidden;
}
.detailTitle {
  text-align: center;
  font-size: 28px;
  font-weight: bold;
  color: #333;
  margin-bottom: 20px;
  position: relative;
  z-index: 2;
}
.detailLine {
  width: 60px;
  height: 4px;
  background-color: #0b3484;
  margin: 0 auto 40px;
  position: relative;
  z-index: 2;
}
.detailContent {
  position: relative;
  z-index: 2;
}
p:empty {
  display: none;
}
.detailContent img{ width:100%!important;}
.detailContent p {
  font-size: 14px!important;
  color: #444;
  line-height: 35px!important;
  text-indent: 0;
}
.detailContent span {
  font-size: 14px!important;
  color: #444;
  line-height: 35px!important;
}
.detailContent h1 {
  font-size: 14px!important;
  color: #444;
  line-height: 35px!important;
}
/* amazing页面专属样式 */
.amazingInfoBox {
  width: 90%;
  max-width: 1400px;
  background-color: #0b3484;
  padding: 40px;
  border-radius: 4px;
  margin:0 auto 50px auto;
}
.amazingInfoBox img{ width:30%!important;height:200px!important;margin:5px 1.5%;float:left!important;}
.amazingInfoBox .amazingItem {
  margin-bottom: 30px;
  overflow: hidden;
}
.amazingInfoBox .amazingItem:last-child {
  margin-bottom: 0;
}
.amazingInfoBox .amazingHeader {
  margin-bottom: 25px;
}
.amazingInfoBox .amazingTitle {
  font-size: 20px;
  color: #fff;
  font-weight: bold;
  margin-bottom: 10px;
  padding-left: 15px;
  position: relative;
}
.amazingInfoBox .amazingTitle::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  height: 18px;
  width: 3px;
  background-color: #f7a934;
}
.amazingInfoBox .amazingSubtitle {
  font-size: 14px;
  color: #fff;
  padding-left: 15px;
}
.amazingInfoBox .amazingGrid {
  clear: both;
  overflow: hidden;
}
.amazingInfoBox .amazingGrid img {
  width: calc((100% - 40px) / 3);
  height: auto;
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.3s ease;
}
.amazingInfoBox .amazingGrid img:hover {
  transform: scale(1.05);
}
/* grade页面专属样式 */
.gradeInfoBox {
  width: 90%;
  max-width: 1400px;
  background: #ffffff;
  padding: 30px 40px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  border-radius: 4px;
  margin-bottom: 50px;
}
.gradeInfoBox .gradeAccordion {
  width: 100%;
  margin-bottom: 15px;
  border: 1px solid #eee;
  border-radius: 4px;
  overflow: hidden;
}
.gradeInfoBox .gradeHeader {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #f7f9fa;
  padding: 15px 20px;
  cursor: pointer;
  font-size: 16px;
  font-weight: bold;
  color: #0b3484;
}
.gradeInfoBox .gradeHeader .gradeIcon {
  width: 0;
  height: 0;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-left: 6px solid #0b3484;
  transition: transform 0.3s;
}
.gradeInfoBox .gradeHeader.active .gradeIcon {
  transform: rotate(90deg);
}
.gradeInfoBox .gradeList {
  background-color: #fff;
  padding: 0 20px;
}
.gradeInfoBox .gradeItem {
  display: block;
  padding: 15px 0;
  font-size: 14px;
  color: #333;
  text-decoration: none;
  border-bottom: 1px solid #eee;
  transition: color 0.3s;
}
.gradeInfoBox .gradeItem:last-child {
  border-bottom: none;
}
.gradeInfoBox .gradeItem:hover {
  color: #0b3484;
}
/* 图片预览模态框 */
.imageModal {
  display: none;
  position: fixed;
  z-index: 9999;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.85);
  justify-content: center;
  align-items: center;
}
.imageModal .modalContent {
  width: 90%;
  max-height: 90%;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
  animation: zoomIn 0.3s ease;
  object-fit: contain;
}
.imageModal .closeModal {
  position: absolute;
  top: 30px;
  right: 40px;
  color: #fff;
  font-size: 40px;
  font-weight: bold;
  cursor: pointer;
  transition: 0.3s;
  text-decoration: none;
}
.imageModal .closeModal:hover {
  color: #f7a934;
  text-decoration: none;
}
.imageModal .navBtnModal {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: #fff;
  font-size: 50px;
  font-weight: bold;
  cursor: pointer;
  transition: 0.3s;
  text-decoration: none;
  padding: 20px;
  user-select: none;
}
.imageModal .navBtnModal:hover {
  color: #f7a934;
  text-decoration: none;
}
.imageModal .navBtnModal.prevBtn {
  left: 30px;
}
.imageModal .navBtnModal.nextBtn {
  right: 30px;
}
@keyframes zoomIn {
  from {
    transform: scale(0.8);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}
@media screen and (max-width: 1400px) {
.navContainer{width:1200px;}
.gdpic{width: 1200px;}
.navBtn {width: 170px;height: 66px;margin:0;}
}
@media screen and (max-width: 1200px) {
.gdpic{width: 1024px; }
.navContainer{width:1024px;}
.navBtn {width: 143px;height: 66px;margin:0;}
  .header {
    align-items: center;
    padding: 20px;
    box-sizing: border-box;
  }
  .logoContainer {
    flex-grow: 1;
    padding: 0;
  }
  .logoContainer img {
    width: 95%;
  }
  .menuBtn {
    width: 50px;
    height: 50px;
  }
  .mainTitle {
    font-size: 42px;
  }
  .previousInfoBox {
    padding: 40px;
    max-width: 90%;
  }
  .previousInfoBox .infoItem {
    width: 100%;
  }
  .amazingInfoBox {
    padding: 30px;
  }
  .amazingInfoBox .amazingGrid img {
    width: calc((100% - 20px) / 2);
  }
  .gradeInfoBox {
    padding: 20px;
    max-width: 90%;
  }
  .autoSportBg {
    right: 0;
  }
  .infoBox {
    left: 0;
  }
}
@media screen and (max-width: 1024px) {
.previousDetailBox{margin-bottom:30px;}
.gdpic{width: 90%; margin:0 auto 30px auto;}
.pageContainer1{background-size: cover!important;}
.previousDetailBox {padding: 20px 20px 60px;}
.amazingInfoBox img{ width:30%!important;height:100px!important;margin:5px 1.5%;float:left!important;}
  .mainContentpc{padding-top:0!important;}
  .banner{display:block;}
  .banner img{margin-bottom:-70px;}
  .navContainer{margin-bottom:20px;}
  .mainTitle {
    font-size: 36px;
    text-align: center;
	margin:0 10px 40px 10px;
  }
  .header{background:#004190;}
  .infoBox {
    width: 90%;
    padding: 20px 30px;
  }
  .infoList {
    flex-wrap: wrap;
  }
  .infoItem {
    width: 100%;
  }
  .navItem {
    display: none;
  }
  .navItem.active {
    display: flex;
  }
  .previousInfoBox {
    width: 95%;
    padding: 30px 20px;
  }
  .previousInfoBox .infoItem {
    width: 100%;
    font-size: 14px;
    padding: 15px 10px 15px 12px;
  }
  .previousInfoBox .infoItem::before {
    height: 12px;
  }
  .previousInfoBox .sportBg {
    width: 200px;
    bottom: 5px;
    right: 5px;
  }
  .amazingInfoBox {
    width: 100%;
    padding: 20px;
  }
  .amazingInfoBox .amazingGrid {
    gap: 15px;
  }
  .amazingInfoBox .amazingGrid img {
    width: 30%;
  }
  .amazingInfoBox .amazingTitle {
    font-size: 18px;
  }
  .amazingInfoBox .amazingSubtitle {
    font-size: 13px;
  }
  .gradeInfoBox {
    width: 95%;
    padding: 15px;
  }
  .gradeInfoBox .gradeHeader {
    padding: 12px 15px;
    font-size: 15px;
  }
  .gradeInfoBox .gradeList {
    padding: 0 15px;
  }
  .gradeInfoBox .gradeItem {
    padding: 12px 0;
    font-size: 13px;
  }
}