:root {
  --brand: #0a6cff;
  --brand-600: #0959d6;
  --ink: #1f2937;
  --muted: #6b7280;
  --bg: #f5f7fb;
  --card: #ffffff;
  --border: #e5e7eb;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "PingFang SC", "Microsoft Yahei", sans-serif;
  color: var(--ink);
  background: #fff;
}

.logo {
  color: #fff;
}

.height-100 {
  height: 100%;
}

.logo-img {
  height: 98%;
}

.screen-page {
  height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

.flex-row {
  display: flex;
  flex-direction: row;
}

.flx-column {
  display: flex;
  flex-direction: column;
}

.flex-justify-end {
  justify-content: flex-end;
}


.wrap {
  width: 1500px;
  margin-left: auto;
  margin-right: auto;
  padding: 20px 30px;
  background-color: rgba(255, 255, 255, 0.7);
  border-radius: 10px 10px 0 0;
  position: relative;
  /* 沿Y轴立体偏移核心：更大的旋转角度+Y轴位移 */
  transform: rotateX(20deg) translateY(-20px);
  transform-style: preserve-3d;
  transition: all 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* 增强视觉效果的元素 */
.wrap::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: 24px;
  font-weight: bold;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

/* 底部阴影：强化立体悬浮感 */
.wrap::after {
  content: "";
  position: absolute;
  width: 100%;
  height: 40px;
  background: rgba(0, 0, 0, 0.15);
  border-radius: 50%;
  bottom: -30px;
  left: 0;
  filter: blur(20px);
  /* 3D投影位置 */
  transform: rotateX(90deg) translateZ(-30px);
}

/* 悬停时效果更明显 */
.wrap:hover {
  transform: none;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.25);
}

.wrap:hover::after {
  background: rgba(0, 0, 0, 0.2);
  width: 90%;
  left: 5%;
}


.items-center {
  align-items: center;
}

.logo {
  font-size: 1.4rem;
}

img {
  max-width: 100%;
  display: block;
}

.black-banner {
  position: absolute;
  bottom: 0;
  width: 100vw;
  height: 140px;
  /* background: url("../img/home-bottom-bg-4.jpeg"); */
  background: #000;
  overflow: hidden;
}

/* 光影流动效果样式 */
.light-band {
  position: absolute;
  height: 25%;
  width: 100%;
  background: linear-gradient(90deg,
      rgba(255, 255, 255, 0) 0%,
      rgba(255, 255, 255, 0.3) 50%,
      rgba(255, 255, 255, 0) 100%);
  filter: blur(10px);
}

.light-particle {
  position: absolute;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.7);
  box-shadow: 0 0 10px 2px rgba(255, 255, 255, 0.5);
}

.color-tint {
  position: absolute;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 30% 40%,
      rgba(100, 149, 237, 0.1) 0%,
      transparent 50%),
    radial-gradient(circle at 70% 60%,
      rgba(255, 105, 97, 0.1) 0%,
      transparent 50%);
}

/* .black-banner::before{
  content: "";
  position: absolute;
  bottom: 0;
  width: 100vw;
  height: 160px;
  background: url("../img/home-bottom-bg-4.jpeg");
  opacity: 0.9;
} */
.black-banner h1,
.black-banner h3 {
  display: flex;
  text-align: center;
  justify-content: center;
  align-items: center;
}

/* .container { width: min(1000px, 92%); margin: 0 auto; } */
.header {
  position: fixed;
  width: 100%;
  z-index: 1000;
  transition: all 0.3s ease;
  top: 0;
  left: 0;
  background: rgba(0, 0, 0, 0.5);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  color: #ffffff;
}

.logo-1 {
  display: none;
}

.logo-2 {
  display: block;
}

.fixed .logo-2 {
  display: none !important;
}

.fixed .logo-1 {
  display: block !important;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px;
  height: 120px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1em;
}

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--brand), #4f9cff);
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 700;
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav a {
  padding: 10px 12px;
  border-radius: 8px;
  color: #ffffff;
  font-size: 1.3rem;
}

.nav a:hover,
.nav a.active {
  color: #75cbde;
  font-weight: bold;
  font-size: 1.4rem;
  border-bottom: 2px solid #fff;
  border-radius: 0;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #fff;
  color: #111;
  font-weight: 600;
  cursor: pointer;
}

.btn.primary {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}

.btn.primary:hover {
  background: var(--brand-600);
}

.screen-page-2 {
  width: 100vw;
  height: 100vh;
}

.screen-page-2::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url(../img/bg-2.png);
  background-color: rgba(255, 255, 255, 0.1);
  background-repeat: no-repeat;
  background-size: auto 100%;
  background-position: top;
  filter: blur(8px);
  z-index: -1;
  margin: -10px;
}

.screen-page-3 {
  width: 100vw;
  height: 100vh;
}

.screen-page-3::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url(../img/bg-3.png);
  background-repeat: no-repeat;
  background-size: 100% auto;
  background-position: top;
  filter: blur(8px);
  z-index: -1;
  margin: -10px;
}

.screen-page-4 {
  width: 100vw;
  height: 100vh;
}

.screen-page-4::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url(../img/bg-4.png);
  background-repeat: no-repeat;
  background-size: 100% auto;
  background-position: top;
  filter: blur(8px);
  z-index: -1;
  margin: -10px;
}

.screen-page-5 {
  width: 100vw;
  height: 100vh;
}

.screen-page-5::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  /* 背景图设置在伪元素上 */
  background-image: url(../img/bg-5.png);
  background-repeat: no-repeat;
  background-size: 100% auto;
  background-position: top;
  /* 只模糊背景图（数值越大越模糊） */
  filter: blur(3px);
  /* 让伪元素位于内容下方 */
  z-index: -1;
  /* 消除边缘模糊被裁剪的问题 */
  margin: -10px;
}

.screen-page-6 {
  width: 100vw;
  min-height: 100vh;
}

.screen-page-6::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  /* 背景图设置在伪元素上 */
  background-image: url(../img/bg-6.jpeg);
  background-repeat: no-repeat;
  background-size: 100% auto;
  background-position: top;
  /* 只模糊背景图（数值越大越模糊） */
  filter: blur(8px);
  /* 让伪元素位于内容下方 */
  z-index: -1;
  /* 消除边缘模糊被裁剪的问题 */
  margin: -10px;
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  /* 确保视频不会溢出 */
}



.activity-list {
  list-style: none;
  margin: 40px 0;
  padding-left: 0;
  display: flex;
  justify-content: space-evenly;
  flex-direction: row;
  width: 100%;
}

.activity-list a{
  /* width: 25%; */
  width: 14%;
  /* margin-right: 5%; */
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.activity-list a img {
  width: 70%;
  color: var(--thm-color);
  border-radius: 30% 70% 59% 41% / 30% 38% 62% 70%;

  border: 1px dashed #49838f;
}

.activity-list a h3 {
  margin-top: 12px;
  text-align: center;
  font-size: 16px;
  font-weight: 600;
  color: #49838f;
}

.activity-solugen {
  text-align: center;
  color: #49838f;
}

.activity-list a img:hover {
  animation: rotate 3s linear infinite;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
}

/* 视频控制按钮样式 */
.video-controls {
  position: absolute;
  top: 120px;
  right: 20px;
  display: flex;
  gap: 12px;
  z-index: 3;
}

.video-controls button {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.6);
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.video-controls button:hover {
  background: rgba(0, 0, 0, 0.8);
  border-color: rgba(255, 255, 255, 0.6);
  transform: scale(1.1);
}

.video-controls button:active {
  transform: scale(0.95);
}

.tagline h1 {
  margin: 0;
  font-size: clamp(28px, 5vw, 48px);
  letter-spacing: 2px;
  text-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
}

.tagline p {
  margin: 10px 0 0;
  font-size: clamp(14px, 2.2vw, 18px);
  opacity: 0.95;
}

.section {
  padding: 46px 0;
  background: #fff;
}

.section.alt {
  background: var(--bg);
}

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 0px;
}

.section-title {
  font-size: 22px;
  font-weight: 700;
}

.section-actions a {
  color: var(--brand);
  font-weight: 600;
}

.grid {
  display: grid;
  gap: 18px;
}

.grid.cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid.cols-4 {
  grid-template-columns: repeat(4, 1fr);
}

.grid.cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
}

.card .content {
  padding: 16px;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.list li {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px dashed var(--border);
}

.list li:last-child {
  border-bottom: 0;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  height: 24px;
  padding: 0 6px;
  font-size: 12px;
  border-radius: 999px;
  background: var(--bg);
  color: var(--brand);
  border: 1px solid var(--border);
}

.meta {
  margin-left: auto;
  color: var(--muted);
  font-size: 12px;
}

.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
}

.tab {
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #fff;
  cursor: pointer;
  font-weight: 600;
  color: #111;
}

.tab.active {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}

.split {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 18px;
}

.subfooter {
  padding: 14px 0;
  color: #94a3b8;
  font-size: 12px;
}

/* 赛事日历和活动报名部分样式 */
.event-section {
  /* padding: 20px 0; */
  height: 785px;
  width: 100%;
}

.row {
  display: flex;
  flex-wrap: wrap;
}

.calendar-container {
  width: 50%;
  padding-right: 30px;
  box-sizing: border-box;
}

.activity-container {
  /* width: 50%;
  padding-left: 30px; */
  box-sizing: border-box;
}

.title1 {
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 20px;
  color: #49838f;
  position: relative;
}

/* 赛事日历样式 */
.event-list {
  overflow: hidden;
}

.event-item {
  display: flex;
  align-items: center;
  padding: 5px;
  margin: 10px auto;
  border: 1px solid #eee;
}

.event-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  overflow: hidden;
  margin-right: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #fff;
}

.event-item:hover img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.event-icon img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.event-info {
  flex: 1;
  cursor: pointer;
}

.event-info h3 {
  font-size: 16px;
  font-weight: 400;
  margin: 0 0 5px;
  color: #333;
}

.event-info p {
  font-size: 12px;
  color: #666;
  margin: 0;
}

.event-date {
  color: #999;
  font-size: 14px;
}

/* 活动报名样式 */
.activity-tabs {
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  overflow: hidden;
}

.tab-header {
  display: flex;
  background-color: #f5f5f5;
  border-bottom: 1px solid #eee;
  overflow-x: auto;
}

.tab-btn {
  padding: 12px 15px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 14px;
  color: #666;
  white-space: nowrap;
}

.tab-btn.active {
  color: #1e88e5;
  position: relative;
}

.tab-btn.active:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: #1e88e5;
}

.activity-content {
  padding: 20px;
}

.activity-categories {
  display: flex;
  justify-content: space-between;
  margin-bottom: 20px;
}

.category-item {
  text-align: center;
  width: 22%;
}

.category-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: #f0f7ff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 10px;
}

.category-icon img {
  width: 30px;
  height: 30px;
  object-fit: contain;
}

.category-item p {
  margin: 0;
  font-size: 14px;
  color: #333;
}

.activity-slogan {
  text-align: center;
  padding: 15px 0;
  border-top: 1px dashed #eee;
}

.activity-slogan p {
  margin: 0 0 15px;
  font-size: 16px;
  color: #666;
}

/* Page4 平台展示样式 */
.platform-section {
  /* padding: 20px 0; */
  /* background-color: rgba(255, 255, 255, 0.9); */
  width: 100%;
  min-height: 400px;
}

.platform-container {
  display: flex;
  flex-wrap: wrap;
  padding-bottom: 100px;
}

/* 左侧4个超链接图片 */
.platform-links {
  width: 50%;
  padding-right: 30px;
  /*grid-template-columns: 1fr 1fr;*/
  /*gap: 20px;*/
}

.title1:hover {
  color: #333 !important;
}

.title1.unactive {
  color: #666;
}

.platform-link:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.platform-link img {
  border-radius: 10px;
  width: 100%;
  object-fit: cover;
  /* margin-bottom: 10px; */
  transition: transform 0.3s ease;
}

.platform-link:hover img {
  transform: scale(1.05);
}

.link-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
  padding: 20px 15px 15px;
  color: white;
}

.link-overlay h3 {
  margin: 0;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.3;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

/* 右侧地图区域 */
.platform-map {
  display: flex;
  flex-direction: column;
  width: calc(50% - 30px);
  margin-left: 30px;
  margin-top: 20px;
  border-radius: 10px;
  overflow: hidden;
}

.map-header {
  padding: 0 0 14px;
}

.map-header h3 {
  margin: 0 0 15px 0;
  font-size: 18px;
  font-weight: 600;
  color: #2c3e50;
}

.map-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.map-tab {
  padding: 4px 10px;
  border: 0;
  background-color: transparent;
  border-bottom: 2px solid transparent;
  /* background: #ebecf0; */
  /* border-radius: 2px; */
  font-size: 18px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  color: #64748B;
}

.map-tab.active {
  /* background: #49838f; */
    border-bottom: 2px solid #49838f;
  /* border-color: #49838f; */
  color: #49838f;
}

.map-tab:hover:not(.active) {
  /* background: #49838f; */
    border-bottom: 2px solid #49838f;
  /* border-color: #49838f; */
  color: #49838f;
}

.map-container {
  position: relative;
  /* height: 300px; */
  overflow: hidden;
}

.map-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 10px;
}

.map-overlay {
  position: absolute;
  top: 0;
  right: 0;
  width: 200px;
  height: 100%;
  background: rgba(255, 255, 255, 0.95);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  padding: 15px;
  overflow-y: auto;
}

.location-info {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.location-item {
  padding: 12px;
  background: white;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  border-left: 3px solid #007bff;
}

.location-item h4 {
  margin: 0 0 5px 0;
  font-size: 13px;
  font-weight: 600;
  color: #2c3e50;
}

.location-item p {
  margin: 0 0 8px 0;
  font-size: 11px;
  color: #6c757d;
  line-height: 1.3;
}

.location-type {
  display: inline-block;
  padding: 2px 8px;
  background: #e3f2fd;
  color: #1976d2;
  border-radius: 10px;
  font-size: 10px;
  font-weight: 500;
}

.news-section {
  width: 100%;
}

.news-container {
  display: flex;
  flex-wrap: wrap;
}

.news-column {
  padding: 0;
  margin-bottom: 30px;
  box-sizing: border-box;
}

.pl-30 {
  padding-left: 30px;
}

.pr-30 {
  padding-right: 30px;
}

.news-column.news-left {
  width: 50%;
  padding-right: 30px;
}

.news-column.news-right {
  width: 50%;
  padding-left: 30px;
  display: flex;
  flex-direction: column;
}

.right-section {
  margin-bottom: 30px;
}

.news-column.full-width {
  width: 100%;
}

.more-link {
  color: #999;
  font-size: 20px;
  font-weight: bold;
  text-decoration: none;
  margin-left: auto;
}

/* 新闻动态样式 */
.news-list {
  overflow: hidden;
}

.news-item {
  display: flex;
  flex-direction: column;
  /* padding: 15px 0; */
  cursor: pointer;
  border-radius: 10px;
  transition: all 0.3s ease;
  /* border-radius: 8px; */
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  /* border-bottom: 1px solid #eee; */

  background: white;
  overflow: hidden;

}

.news-item:hover {
  /* background-color: #f8f9fa; */
  /* transform: translateY(-2px); */
  /* box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1); */
  /* padding-left: 10px; */
  /* padding-right: 10px; */
}

.news-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

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

.news-image {
  /* width: 80px;
  height: 60px; */
  /* border-radius: 4px; */
  overflow: hidden;
  /* margin-right: 15px; */
  /* background-color: #f0f7ff; */
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
}

.news-item:hover .news-image {
  transform: scale(1.05);
}

.news-image img {
  /* width: 140px; */
  /* height: auto; */
  /* max-height: 100%; */
  /* object-fit: contain; */
  width: 100%;
  height: 120px;
}

.news-content {
  padding: 15px;
  flex: 1;
}

.news-title {
  font-size: 14px;
  font-weight: 600;
  margin: 0 0 5px;
  color: #333;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.3s ease;
}

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

.news-desc {
  font-size: 14px;
  color: #666;
  margin: 0 0 5px;
}

.news-date {
  color: #999;
  font-size: 12px;
  text-align: left;
}

.notice-item,
.public-item {
  cursor: pointer;
  padding: 8px 0;
  /* border-bottom: 1px solid #eee; */
  display: flex;
  flex-direction: column;
  justify-content: flex-start;

  /* justify-content: space-between; */
  /* align-items: center; */
  transition: all 0.3s ease;
  border-radius: 6px;
}

.notice-item:hover,
.public-item:hover {
  background-color: #f8f9fa;
  transform: translateX(5px);
  padding-left: 10px;
  padding-right: 10px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.notice-item:last-child,
.public-item:last-child {
  /* border-bottom: none; */
}

.notice-title,
.public-title {
  font-size: 16px;
  font-weight: 400;
  margin: 0;
  color: #333;
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding-right: 10px;
  transition: color 0.3s ease;
}

.notice-item:hover .notice-title,
.public-item:hover .public-title {
  color: #007bff;
}

.notice-date,
.public-date {
  color: #999;
  font-size: 12px;
  white-space: nowrap;
  transition: color 0.3s ease;
}

.notice-item:hover .notice-date,
.public-item:hover .public-date {
  color: #666;
}

.public-list {
  overflow: hidden;
}

.public-item {
  width: 100%;
  box-sizing: border-box;
  /* border-bottom: 1px solid #eee; */
}

.public-item:last-child {
  /* border-bottom: none; */
}

/* Page5 视频展示样式 */
.video-showcase-section {
  /* padding: 20px 0; */
  /* background-color: rgba(255, 255, 255, 0.9); */
  width: 100%;
  min-height: 600px;
}

.video-showcase-container {
  display: flex;
  flex-wrap: wrap;
}

.video-section {
  flex: 1;
  width: 50%;
}

.left-videos {
  padding-right: 30px;
}

.right-videos {
  padding-left: 30px;
}

.video-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.video-item {
  height: 170px;
  background: white;
  border-radius: 5px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  cursor: pointer;
}

.video-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.video-thumbnail {
  position: relative;
  width: 100%;
  height: 120px;
  overflow: hidden;
}

.video-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.video-item:hover .video-thumbnail img {
  transform: scale(1.05);
}

.play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 50px;
  height: 50px;
  background: rgba(0, 0, 0, 0.7);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 18px;
  transition: all 0.3s ease;
}

.video-item:hover .play-button {
  background: #3396A6;
  transform: translate(-50%, -50%) scale(1.1);
}

.video-info {
  padding: 10px;
}

.video-info h3 {
  margin: 0 0 10px 0;
  font-size: 14px;
  font-weight: 600;
  color: #2c3e50;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.video-meta {
  display: flex;
  align-items: center;
  gap: 10px;
}

.category {
  display: inline-block;
  padding: 4px 12px;
  background: #e3f2fd;
  color: #1976d2;
  border-radius: 15px;
  font-size: 11px;
  font-weight: 500;
}

/* 左右区域的差异化样式 */
.left-videos .category {
  background: #e8f5e8;
  color: #2e7d32;
}

.right-videos .category {
  background: #fff3e0;
  color: #f57c00;
}

/* Page6 地图和下载中心样式 */
.map-download-section {
  /* padding: 60px 0; */
  /* background-color: rgba(255, 255, 255, 0.9); */
  width: 100%;
  min-height: 400px;
}

/* 左侧地图区域 */
.map-section {
  flex: 1;
  width: 50%;
  padding-right: 30px;
}

.map-wrapper {
  position: relative;
  background: white;
  border-radius: 5px;
  overflow: hidden;
  /* box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1); */
}

.map-image {
  width: 90%;
  /* height: 400px; */
  border-radius: 5px;
  object-fit: cover;
  display: block;
}

.map-overlay {
  position: absolute;
  top: 20px;
  left: 20px;
  background: rgba(255, 255, 255, 0.95);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  min-width: 200px;
}

.map-overlay h3 {
  margin: 0 0 15px 0;
  font-size: 18px;
  font-weight: 600;
  color: #2c3e50;
}

/* 调整第一个section的padding-top，避免被header遮挡 */
.hero.screen-page {
  padding-top: 0;
}

.section-header select:hover {
  border-color: #007bff;
}

.section-header select:focus {
  outline: none;
  border-color: #007bff;
  box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}

/* 右侧下载中心区域 */
.download-section {
  flex: 1;
  /* background: white; */
  /* border-radius: 12px; */
  /* box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1); */
  width: 50%;
  padding-left: 30px;
  overflow: hidden;
}

.download-header {
  padding: 20px;
  border-bottom: 1px solid #e9ecef;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.download-header h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  color: #2c3e50;
}

.download-header .region-selector {
  min-width: 150px;
}

.download-grid {
  padding: 30px 20px;
  display: grid;
  /* background-color: #f9fafb; */
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 30px;
  justify-items: center;
}

.download-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 15px;
  background: #fff;
  border-radius: 12px;
}

.download-item:hover {
  background: #fff;
  transform: translateY(-3px);
}

.download-icon {
  width: 120px;
  height: 100px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  border-radius: 12px;
  transition: all 0.3s ease;
}

.download-item:hover .download-icon {
  background: #fff;
  transform: scale(1.05);
}

.download-icon img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.download-label {
  font-size: 13px;
  font-weight: 500;
  color: #495057;
  text-align: center;
  line-height: 1.3;
}

/* 系统弹窗样式 */
.sys-popup {
  position: fixed;
  right: 70px;
  bottom: calc(30% - 21px);
  /* width: 200px; */
  background: rgba(255, 255, 255, 0.8);
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
  z-index: 999;
  opacity: 0;
  transform: translateX(20px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
  border: 1px solid rgba(0, 0, 0, 0.08);
  display: none;
}

.sys-popup.show {
  display: block;
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}

.popup-header {
  padding: 16px 20px 12px;
  border-bottom: 1px solid #f0f0f0;
}

.popup-header h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: #333;
}

.popup-content {
  padding: 8px 0;
}

.popup-item{
  cursor: pointer;
}

/* 轮播导航按钮 */
.carousel-main-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  background: transparent;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  color: #fff;
  cursor: pointer;
  z-index: 10;
  transition: all 0.3s ease;
  /* backdrop-filter: blur(10px); */
  /* -webkit-backdrop-filter: blur(10px); */
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-main-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-50%) scale(1.1);
}



.logo {
  font-size: 1.4rem;
}

img {
  max-width: 100%;
  display: block;
}

.black-banner {
  position: absolute;
  bottom: 0;
  width: 100vw;
  height: 140px;
  /* background: url("../img/home-bottom-bg-4.jpeg"); */
  background: #000;
  overflow: hidden;
}

/* 光影流动效果样式 */
.light-band {
  position: absolute;
  height: 25%;
  width: 100%;
  background: linear-gradient(90deg,
  rgba(255, 255, 255, 0) 0%,
  rgba(255, 255, 255, 0.3) 50%,
  rgba(255, 255, 255, 0) 100%);
  filter: blur(10px);
}

.light-particle {
  position: absolute;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.7);
  box-shadow: 0 0 10px 2px rgba(255, 255, 255, 0.5);
}

.color-tint {
  position: absolute;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 30% 40%,
  rgba(100, 149, 237, 0.1) 0%,
  transparent 50%),
  radial-gradient(circle at 70% 60%,
          rgba(255, 105, 97, 0.1) 0%,
          transparent 50%);
}

/* .black-banner::before{
  content: "";
  position: absolute;
  bottom: 0;
  width: 100vw;
  height: 160px;
  background: url("../img/home-bottom-bg-4.jpeg");
  opacity: 0.9;
} */
.black-banner h1,
.black-banner h3 {
  display: flex;
  text-align: center;
  justify-content: center;
  align-items: center;
}

/* .container { width: min(1000px, 92%); margin: 0 auto; } */
.header {
  position: fixed;
  width: 100%;
  z-index: 1000;
  transition: all 0.3s ease;
  top: 0;
  left: 0;
  background: rgba(0, 0, 0, 0.5);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  color: #ffffff;
}

.logo-1 {
  display: none;
}

.logo-2 {
  display: block;
}

.fixed .logo-2 {
  display: none !important;
}

.fixed .logo-1 {
  display: block !important;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px;
  height: 120px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1em;
}

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--brand), #4f9cff);
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 700;
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav a {
  padding: 10px 12px;
  border-radius: 8px;
  color: #ffffff;
  font-size: 1.3rem;
}

.nav a:hover,
.nav a.active {
  color: #75cbde;
  font-weight: bold;
  font-size: 1.4rem;
  border-bottom: 2px solid #fff;
  border-radius: 0;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #fff;
  color: #111;
  font-weight: 600;
  cursor: pointer;
}

.btn.primary {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}

.btn.primary:hover {
  background: var(--brand-600);
}

.screen-page-2 {
  width: 100vw;
  height: 100vh;
}

.screen-page-2::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url(../img/bg-2.png);
  background-color: rgba(255, 255, 255, 0.1);
  background-repeat: no-repeat;
  background-size: auto 100%;
  background-position: top;
  filter: blur(8px);
  z-index: -1;
  margin: -10px;
}

.screen-page-3 {
  width: 100vw;
  height: 100vh;
}

.screen-page-3::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url(../img/bg-3.png);
  background-repeat: no-repeat;
  background-size: 100% auto;
  background-position: top;
  filter: blur(8px);
  z-index: -1;
  margin: -10px;
}

.screen-page-4 {
  width: 100vw;
  height: 100vh;
}

.screen-page-4::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url(../img/bg-4.png);
  background-repeat: no-repeat;
  background-size: 100% auto;
  background-position: top;
  filter: blur(8px);
  z-index: -1;
  margin: -10px;
}

.screen-page-5 {
  width: 100vw;
  height: 100vh;
}

.screen-page-5::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  /* 背景图设置在伪元素上 */
  background-image: url(../img/bg-5.png);
  background-repeat: no-repeat;
  background-size: 100% auto;
  background-position: top;
  /* 只模糊背景图（数值越大越模糊） */
  filter: blur(3px);
  /* 让伪元素位于内容下方 */
  z-index: -1;
  /* 消除边缘模糊被裁剪的问题 */
  margin: -10px;
}

.screen-page-6 {
  width: 100vw;
  min-height: 100vh;
}

.screen-page-6::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  /* 背景图设置在伪元素上 */
  background-image: url(../img/bg-6.jpeg);
  background-repeat: no-repeat;
  background-size: 100% auto;
  background-position: top;
  /* 只模糊背景图（数值越大越模糊） */
  filter: blur(8px);
  /* 让伪元素位于内容下方 */
  z-index: -1;
  /* 消除边缘模糊被裁剪的问题 */
  margin: -10px;
}

.activity-list {
  list-style: none;
  margin: 40px 0;
  padding-left: 0;
  display: flex;
  justify-content: space-evenly;
  flex-direction: row;
  width: 100%;
}

.activity-list a{
  /* width: 25%; */
  width: 14%;
  /* margin-right: 5%; */
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.activity-list a img {
  width: 70%;
  color: var(--thm-color);
  border-radius: 30% 70% 59% 41% / 30% 38% 62% 70%;

  border: 1px dashed #49838f;
}

.activity-list a h3 {
  margin-top: 12px;
  text-align: center;
  font-size: 16px;
  font-weight: 600;
  color: #49838f;
}

.activity-solugen {
  text-align: center;
  color: #49838f;
}

.activity-list a img:hover {
  animation: rotate 3s linear infinite;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
}

/* 视频控制按钮样式 */
.video-controls {
  position: absolute;
  top: 120px;
  right: 20px;
  display: flex;
  gap: 12px;
  z-index: 3;
}

.video-controls button {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.6);
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.video-controls button:hover {
  background: rgba(0, 0, 0, 0.8);
  border-color: rgba(255, 255, 255, 0.6);
  transform: scale(1.1);
}

.video-controls button:active {
  transform: scale(0.95);
}

.tagline h1 {
  margin: 0;
  font-size: clamp(28px, 5vw, 48px);
  letter-spacing: 2px;
  text-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
}

.tagline p {
  margin: 10px 0 0;
  font-size: clamp(14px, 2.2vw, 18px);
  opacity: 0.95;
}

.section {
  padding: 46px 0;
  background: #fff;
}

.section.alt {
  background: var(--bg);
}

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 0px;
}

.section-title {
  font-size: 22px;
  font-weight: 700;
}

.section-actions a {
  color: var(--brand);
  font-weight: 600;
}

.grid {
  display: grid;
  gap: 18px;
}

.grid.cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid.cols-4 {
  grid-template-columns: repeat(4, 1fr);
}

.grid.cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
}

.card .content {
  padding: 16px;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.list li {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px dashed var(--border);
}

.list li:last-child {
  border-bottom: 0;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  height: 24px;
  padding: 0 6px;
  font-size: 12px;
  border-radius: 999px;
  background: var(--bg);
  color: var(--brand);
  border: 1px solid var(--border);
}

.meta {
  margin-left: auto;
  color: var(--muted);
  font-size: 12px;
}

.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
}

.tab {
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #fff;
  cursor: pointer;
  font-weight: 600;
  color: #111;
}

.tab.active {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}

.split {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 18px;
}

.subfooter {
  padding: 14px 0;
  color: #94a3b8;
  font-size: 12px;
}

/* 赛事日历和活动报名部分样式 */
.event-section {
  /* padding: 20px 0; */
  height: 785px;
  width: 100%;
}

.row {
  display: flex;
  flex-wrap: wrap;
}

.calendar-container {
  width: 50%;
  padding-right: 30px;
  box-sizing: border-box;
}

.activity-container {
  /* width: 50%;
  padding-left: 30px; */
  box-sizing: border-box;
}


/* 赛事日历样式 */
.event-list {
  overflow: hidden;
}

.event-item {
  display: flex;
  align-items: center;
  padding: 5px;
  margin: 10px auto;
  border: 1px solid #eee;
}

.event-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  overflow: hidden;
  margin-right: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #fff;
}

.event-item:hover img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.event-icon img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.event-info {
  flex: 1;
  cursor: pointer;
}

.event-info h3 {
  font-size: 16px;
  font-weight: 400;
  margin: 0 0 5px;
  color: #333;
}

.event-info p {
  font-size: 12px;
  color: #666;
  margin: 0;
}

.event-date {
  color: #999;
  font-size: 14px;
}

/* 活动报名样式 */
.activity-tabs {
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  overflow: hidden;
}

.tab-header {
  display: flex;
  background-color: #f5f5f5;
  border-bottom: 1px solid #eee;
  overflow-x: auto;
}

.tab-btn {
  padding: 12px 15px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 14px;
  color: #666;
  white-space: nowrap;
}

.tab-btn.active {
  color: #1e88e5;
  position: relative;
}

.tab-btn.active:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: #1e88e5;
}

.activity-content {
  padding: 20px;
}

.activity-categories {
  display: flex;
  justify-content: space-between;
  margin-bottom: 20px;
}

.category-item {
  text-align: center;
  width: 22%;
}

.category-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: #f0f7ff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 10px;
}

.category-icon img {
  width: 30px;
  height: 30px;
  object-fit: contain;
}

.category-item p {
  margin: 0;
  font-size: 14px;
  color: #333;
}

.activity-slogan {
  text-align: center;
  padding: 15px 0;
  border-top: 1px dashed #eee;
}

.activity-slogan p {
  margin: 0 0 15px;
  font-size: 16px;
  color: #666;
}

/* Page4 平台展示样式 */
.platform-section {
  /* padding: 20px 0; */
  /* background-color: rgba(255, 255, 255, 0.9); */
  width: 100%;
  min-height: 400px;
}

.platform-container {
  display: flex;
  flex-wrap: wrap;
  padding-bottom: 100px;
}


.map-overlay {
  position: absolute;
  top: 0;
  right: 0;
  width: 200px;
  height: 100%;
  background: rgba(255, 255, 255, 0.95);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  padding: 15px;
  overflow-y: auto;
}

.location-info {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.location-item {
  padding: 12px;
  background: white;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  border-left: 3px solid #007bff;
}

.location-item h4 {
  margin: 0 0 5px 0;
  font-size: 13px;
  font-weight: 600;
  color: #2c3e50;
}

.location-item p {
  margin: 0 0 8px 0;
  font-size: 11px;
  color: #6c757d;
  line-height: 1.3;
}

.location-type {
  display: inline-block;
  padding: 2px 8px;
  background: #e3f2fd;
  color: #1976d2;
  border-radius: 10px;
  font-size: 10px;
  font-weight: 500;
}

.news-section {
  /* padding: 20px 0; */
  width: 100%;
  /* background-color: rgba(255, 255, 255, 0.9); */
}


.pl-30 {
  padding-left: 30px;
}

.pr-30 {
  padding-right: 30px;
}

.news-column.news-left {
  width: 50%;
  padding-right: 30px;
}

.news-column.news-right {
  width: 50%;
  padding-left: 30px;
  display: flex;
  flex-direction: column;
}

.right-section {
  margin-bottom: 30px;
}

.news-column.full-width {
  width: 100%;
}

.more-link {
  color: #999;
  font-size: 20px;
  font-weight: bold;
  text-decoration: none;
  margin-left: auto;
}

/* 新闻动态样式 */
.news-list {
  overflow: hidden;
}

.news-item {
  display: flex;
  flex-direction: column;
  /* padding: 15px 0; */
  cursor: pointer;
  border-radius: 10px;
  transition: all 0.3s ease;
  /* border-radius: 8px; */
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  /* border-bottom: 1px solid #eee; */

  background: white;
  overflow: hidden;

}

.news-item:hover {
  /* background-color: #f8f9fa; */
  /* transform: translateY(-2px); */
  /* box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1); */
  /* padding-left: 10px; */
  /* padding-right: 10px; */
}

.news-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

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

.news-image {
  /* width: 80px;
  height: 60px; */
  /* border-radius: 4px; */
  overflow: hidden;
  /* margin-right: 15px; */
  /* background-color: #f0f7ff; */
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
}

.news-item:hover .news-image {
  transform: scale(1.05);
}

.news-image img {
  /* width: 140px; */
  /* height: auto; */
  /* max-height: 100%; */
  /* object-fit: contain; */
  width: 100%;
  height: 120px;
}

.news-content {
  padding: 15px;
  flex: 1;
}

.news-title {
  font-size: 14px;
  font-weight: 600;
  margin: 0 0 5px;
  color: #333;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.3s ease;
}

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

.news-desc {
  font-size: 14px;
  color: #666;
  margin: 0 0 5px;
}

.news-date {
  color: #999;
  font-size: 12px;
  text-align: left;
}

.notice-item,
.public-item {
  cursor: pointer;
  padding: 8px 0;
  /* border-bottom: 1px solid #eee; */
  display: flex;
  flex-direction: column;
  justify-content: flex-start;

  /* justify-content: space-between; */
  /* align-items: center; */
  transition: all 0.3s ease;
  border-radius: 6px;
}

.notice-item:hover,
.public-item:hover {
  background-color: #f8f9fa;
  transform: translateX(5px);
  padding-left: 10px;
  padding-right: 10px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.notice-item:last-child,
.public-item:last-child {
  /* border-bottom: none; */
}

.notice-title,
.public-title {
  font-size: 16px;
  font-weight: 400;
  margin: 0;
  color: #333;
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding-right: 10px;
  transition: color 0.3s ease;
}

.notice-item:hover .notice-title,
.public-item:hover .public-title {
  color: #007bff;
}

.notice-date,
.public-date {
  color: #999;
  font-size: 12px;
  white-space: nowrap;
  transition: color 0.3s ease;
}

.notice-item:hover .notice-date,
.public-item:hover .public-date {
  color: #666;
}

.public-list {
  overflow: hidden;
}

.public-item {
  width: 100%;
  box-sizing: border-box;
  /* border-bottom: 1px solid #eee; */
}

.public-item:last-child {
  /* border-bottom: none; */
}

/* Page5 视频展示样式 */
.video-showcase-section {
  /* padding: 20px 0; */
  /* background-color: rgba(255, 255, 255, 0.9); */
  width: 100%;
  min-height: 600px;
}

.video-showcase-container {
  display: flex;
  flex-wrap: wrap;
}

.video-section {
  flex: 1;
  width: 50%;
}

.left-videos {
  padding-right: 30px;
}

.right-videos {
  padding-left: 30px;
}

.video-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.video-item {
  height: 170px;
  background: white;
  border-radius: 5px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  cursor: pointer;
}

.video-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.video-thumbnail {
  position: relative;
  width: 100%;
  height: 120px;
  overflow: hidden;
}

.video-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.video-item:hover .video-thumbnail img {
  transform: scale(1.05);
}

.play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 50px;
  height: 50px;
  background: rgba(0, 0, 0, 0.7);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 18px;
  transition: all 0.3s ease;
}

.video-item:hover .play-button {
  background: #3396A6;
  transform: translate(-50%, -50%) scale(1.1);
}

.video-info {
  padding: 10px;
}

.video-info h3 {
  margin: 0 0 10px 0;
  font-size: 14px;
  font-weight: 600;
  color: #2c3e50;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.video-meta {
  display: flex;
  align-items: center;
  gap: 10px;
}

.category {
  display: inline-block;
  padding: 4px 12px;
  background: #e3f2fd;
  color: #1976d2;
  border-radius: 15px;
  font-size: 11px;
  font-weight: 500;
}

/* 左右区域的差异化样式 */
.left-videos .category {
  background: #e8f5e8;
  color: #2e7d32;
}

.right-videos .category {
  background: #fff3e0;
  color: #f57c00;
}

/* Page6 地图和下载中心样式 */
.map-download-section {
  /* padding: 60px 0; */
  /* background-color: rgba(255, 255, 255, 0.9); */
  width: 100%;
  min-height: 400px;
}

/* 左侧地图区域 */
.map-section {
  flex: 1;
  width: 50%;
  padding-right: 30px;
}

.map-wrapper {
  position: relative;
  background: white;
  border-radius: 5px;
  overflow: hidden;
  /* box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1); */
}

.map-image {
  width: 90%;
  /* height: 400px; */
  border-radius: 5px;
  object-fit: cover;
  display: block;
}

.map-overlay {
  position: absolute;
  top: 20px;
  left: 20px;
  background: rgba(255, 255, 255, 0.95);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  min-width: 200px;
}

.map-overlay h3 {
  margin: 0 0 15px 0;
  font-size: 18px;
  font-weight: 600;
  color: #2c3e50;
}

/* 调整第一个section的padding-top，避免被header遮挡 */
.hero.screen-page {
  padding-top: 0;
}

.section-header select:hover {
  border-color: #007bff;
}

.section-header select:focus {
  outline: none;
  border-color: #007bff;
  box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}

/* 右侧下载中心区域 */
.download-section {
  flex: 1;
  /* background: white; */
  /* border-radius: 12px; */
  /* box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1); */
  width: 50%;
  padding-left: 30px;
  overflow: hidden;
}

.download-header {
  padding: 20px;
  border-bottom: 1px solid #e9ecef;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.download-header h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  color: #2c3e50;
}

.download-header .region-selector {
  min-width: 150px;
}

.download-grid {
  padding: 30px 20px;
  display: grid;
  /* background-color: #f9fafb; */
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 30px;
  justify-items: center;
}

.download-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 15px;
  background: #fff;
  border-radius: 12px;
}

.download-item:hover {
  background: #fff;
  transform: translateY(-3px);
}

.download-icon {
  width: 120px;
  height: 100px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  border-radius: 12px;
  transition: all 0.3s ease;
}

.download-item:hover .download-icon {
  background: #fff;
  transform: scale(1.05);
}

.download-icon img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.download-label {
  font-size: 13px;
  font-weight: 500;
  color: #495057;
  text-align: center;
  line-height: 1.3;
}

/* 系统弹窗样式 */
.sys-popup {
  position: fixed;
  right: 70px;
  bottom: calc(30% - 21px);
  /* width: 200px; */
  background: rgba(255, 255, 255, 0.8);
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
  z-index: 999;
  opacity: 0;
  transform: translateX(20px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
  border: 1px solid rgba(0, 0, 0, 0.08);
  display: none;
}

.sys-popup.show {
  display: block;
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}

.popup-header {
  padding: 16px 20px 12px;
  border-bottom: 1px solid #f0f0f0;
}

.popup-header h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: #333;
}

.popup-content {
  padding: 8px 0;
}

.popup-item{
  cursor: pointer;
}
.popup-item, .popup-title {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  transition: background-color 0.2s ease;
  gap: 12px;
}

.popup-item:hover {
  color: #007bff;
  text-decoration: underline;
  text-decoration-color: #0a6cff;
  text-underline-offset: 2px;
  /* 调整下划线与文字的距离 */
}

.popup-item img,.popup-title img {
  flex-shrink: 0;
}

.popup-item span, .popup-title span {
  font-size: 14px;
  color: #555;
  font-weight: 400;
}

/* 弹窗箭头 */
.sys-popup::before {
  content: "";
  position: absolute;
  right: -8px;
  bottom: 24px;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-left: 8px solid #ffffff;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
  filter: drop-shadow(2px 0 4px rgba(0, 0, 0, 0.1));
}

/* 整屏滚动样式 */
html {
  scroll-behavior: smooth;
  overflow: hidden;
  /* 禁用默认滚动 */
}

body {
  margin: 0;
  padding: 0;
  overflow: hidden;
  /* 禁用默认滚动 */
  height: 100vh;
}

/* 页面容器 */
.fullpage-container {
  height: 100vh;
  overflow: hidden;
  position: relative;
  perspective: 1000px;
  /* 3D透视效果 */
}

/* 滚动指示器动画增强 */
.scroll-indicator {
  position: fixed;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 15px;
  padding: 20px 10px;
  background: rgba(0, 0, 0, 0.1);
  border-radius: 25px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.scroll-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  border: 2px solid rgba(255, 255, 255, 0.6);
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
  overflow: hidden;
}

.scroll-dot::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scroll-dot:hover {
  background: rgba(255, 255, 255, 0.6);
  transform: scale(1.1);
  border-color: rgba(255, 255, 255, 0.9);
}

.scroll-dot:hover::before {
  width: 6px;
  height: 6px;
}

.scroll-dot.active {
  background: #fff;
  transform: scale(1.3);
  box-shadow: 0 0 15px rgba(255, 255, 255, 0.8), 0 0 30px rgba(255, 255, 255, 0.4);
  border-color: #fff;
}

.scroll-dot.active::before {
  width: 8px;
  height: 8px;
  background: rgba(0, 0, 0, 0.2);
}

/* 页面加载动画 */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInFromRight {
  from {
    opacity: 0;
    transform: translateX(100px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.8);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* 为不同section添加不同的进入动画 */
.hero.screen-page .container {
  animation: fadeInUp 1s ease-out;
}

.screen-page-2 .container {
  animation: slideInFromRight 1s ease-out 0.2s both;
}

.screen-page-3 .container {
  animation: scaleIn 1s ease-out 0.2s both;
}

.screen-page-4 .container {
  animation: fadeInUp 1s ease-out 0.2s both;
}

.screen-page-5 .container {
  animation: slideInFromRight 1s ease-out 0.2s both;
}

.screen-page-6 .container {
  animation: scaleIn 1s ease-out 0.2s both;
}

.container {
  perspective: 1500px;
}

/* 高性能GPU加速 */
section,
.scroll-dot,
.container {
  transform: translateZ(0);
  backface-visibility: hidden;
}

.news-column {
  padding: 0;
  margin-bottom: 30px;
  box-sizing: border-box;
}

.pl-30 {
  padding-left: 30px;
}

.pr-30 {
  padding-right: 30px;
}

.news-column.news-left {
  width: 50%;
  padding-right: 30px;
}

.news-column.news-right {
  width: 50%;
  padding-left: 30px;
  display: flex;
  flex-direction: column;
}

.right-section {
  margin-bottom: 30px;
}

.news-column.full-width {
  width: 100%;
}

/* .section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  border-bottom: 1px solid #e0e0e0;
  padding-bottom: 10px;
} */

.more-link {
  color: #999;
  font-size: 20px;
  font-weight: bold;
  text-decoration: none;
}


.news-desc {
  font-size: 14px;
  color: #666;
  margin: 0 0 5px;
}

.news-date {
  color: #999;
  font-size: 12px;
  text-align: left;
}

.notice-item,
.public-item {
  cursor: pointer;
  padding: 8px 0;
  /* border-bottom: 1px solid #eee; */
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s ease;
  border-radius: 6px;
}

.notice-item:hover,
.public-item:hover {
  background-color: #f8f9fa;
  transform: translateX(5px);
  padding-left: 10px;
  padding-right: 10px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.notice-item:last-child,
.public-item:last-child {
  /* border-bottom: none; */
}

.notice-title,
.public-title {
  font-size: 16px;
  font-weight: 400;
  margin: 0;
  color: #333;
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding-right: 10px;
  transition: color 0.3s ease;
}

.notice-item:hover .notice-title,
.public-item:hover .public-title {
  color: #007bff;
}

.notice-date,
.public-date {
  color: #999;
  font-size: 12px;
  white-space: nowrap;
  transition: color 0.3s ease;
}

.notice-item:hover .notice-date,
.public-item:hover .public-date {
  color: #666;
}

.public-item {
  width: 100%;
  box-sizing: border-box;
  /* border-bottom: 1px solid #eee; */
}

.public-item:last-child {
  /* border-bottom: none; */
}

.video-section {
  flex: 1;
  width: 50%;
}

.left-videos {
  padding-right: 30px;
}

.right-videos {
  padding-left: 30px;
}

.video-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.video-item {
  background: white;
  border-radius: 5px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  cursor: pointer;
}

.video-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.video-thumbnail {
  position: relative;
  width: 100%;
  height: 120px;
  overflow: hidden;
}

.video-thumbnail img, .video-thumbnail video  {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.video-item:hover .video-thumbnail img, .video-item:hover .video-thumbnail video {
  transform: scale(1.05);
}


.video-info {
  padding: 15px;
}


.video-meta {
  display: flex;
  align-items: center;
  gap: 10px;
}

.category {
  display: inline-block;
  padding: 4px 12px;
  background: #e3f2fd;
  color: #1976d2;
  border-radius: 15px;
  font-size: 11px;
  font-weight: 500;
}

/* 左右区域的差异化样式 */
.left-videos .category {
  background: #e8f5e8;
  color: #2e7d32;
}

.right-videos .category {
  background: #fff3e0;
  color: #f57c00;
}

.map-download-container {
  display: flex;
  flex-wrap: wrap;
  /* background-color: rgba(255, 255, 255, 0.7); */
}

/* 左侧地图区域 */
.map-section {
  flex: 1;
  width: 50%;
  padding-right: 30px;
}

.map-overlay {
  position: absolute;
  top: 20px;
  left: 20px;
  background: rgba(255, 255, 255, 0.95);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  min-width: 200px;
}

.map-overlay h3 {
  margin: 0 0 15px 0;
  font-size: 18px;
  font-weight: 600;
  color: #2c3e50;
}

.section-header select {
  padding: 8px 12px;
  border: 1px solid #dee2e6;
  border-radius: 6px;
  background: #fff;
}

.footer-content {
  max-width: 1500px;
  display: grid;
  grid-template-columns: auto 1fr 1fr auto;
  gap: 60px;
  align-items: start;
  margin: 20px auto 0;
}

/* 左侧图标区域 */
.footer-icons {
  display: flex;
  flex-direction: row;
  gap: 20px;
}

.footer-icon-item {
  display: flex;
  color: #b8d4d4;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  width: 100px;
  gap: 15px;
}

.footer-icon-item p {
  text-align: center;
  font-size: 0.8rem;
}

.icon-wrapper {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
}

.icon-wrapper img {
  width: 100%;
}

.footer-icon {
  width: 32px;
  height: 32px;
}

.footer-icon-item span {
  font-size: 14px;
  color: #b8d4d4;
}

.news-section,
.platform-container,
.video-showcase-container,
.map-download-container {
  height: 785px;
}

.rotate-icon {
  transition: transform 0.6s ease;
}

.event-item:hover .rotate-icon {
  transform: rotate(360deg);
}


.article-download{
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 60px;
}
.article-download a{
  color: #007bff;
  text-decoration: none;
}
.article-download a:hover{
  text-decoration: underline;
}
.popup-item, .popup-title {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  transition: background-color 0.2s ease;
  gap: 12px;
}

.popup-item:hover {
  color: #007bff;
  text-decoration: underline;
  text-decoration-color: #0a6cff;
  text-underline-offset: 2px;
  /* 调整下划线与文字的距离 */
}

.popup-item img,.popup-title img {
  flex-shrink: 0;
}

.popup-item span, .popup-title span {
  font-size: 14px;
  color: #555;
  font-weight: 400;
}

/* 弹窗箭头 */
.sys-popup::before {
  content: "";
  position: absolute;
  right: -8px;
  bottom: 24px;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-left: 8px solid #ffffff;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
  filter: drop-shadow(2px 0 4px rgba(0, 0, 0, 0.1));
}

/* 整屏滚动样式 */
html {
  scroll-behavior: smooth;
  overflow: hidden;
  /* 禁用默认滚动 */
}

body {
  margin: 0;
  padding: 0;
  overflow: hidden;
  /* 禁用默认滚动 */
  height: 100vh;
}

/* 页面容器 */
.fullpage-container {
  height: 100vh;
  overflow: hidden;
  position: relative;
  perspective: 1000px;
  /* 3D透视效果 */
}


/* 滚动指示器动画增强 */
.scroll-indicator {
  position: fixed;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 15px;
  padding: 20px 10px;
  background: rgba(0, 0, 0, 0.1);
  border-radius: 25px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.scroll-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  border: 2px solid rgba(255, 255, 255, 0.6);
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
  overflow: hidden;
}

.scroll-dot::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scroll-dot:hover {
  background: rgba(255, 255, 255, 0.6);
  transform: scale(1.1);
  border-color: rgba(255, 255, 255, 0.9);
}

.scroll-dot:hover::before {
  width: 6px;
  height: 6px;
}

.scroll-dot.active {
  background: #fff;
  transform: scale(1.3);
  box-shadow: 0 0 15px rgba(255, 255, 255, 0.8), 0 0 30px rgba(255, 255, 255, 0.4);
  border-color: #fff;
}

.scroll-dot.active::before {
  width: 8px;
  height: 8px;
  background: rgba(0, 0, 0, 0.2);
}

/* 页面加载动画 */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInFromRight {
  from {
    opacity: 0;
    transform: translateX(100px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.8);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* 为不同section添加不同的进入动画 */
.hero.screen-page .container {
  animation: fadeInUp 1s ease-out;
}

.screen-page-2 .container {
  animation: slideInFromRight 1s ease-out 0.2s both;
}

.screen-page-3 .container {
  animation: scaleIn 1s ease-out 0.2s both;
}

.screen-page-4 .container {
  animation: fadeInUp 1s ease-out 0.2s both;
}

.screen-page-5 .container {
  animation: slideInFromRight 1s ease-out 0.2s both;
}

.screen-page-6 .container {
  animation: scaleIn 1s ease-out 0.2s both;
}

.container {
  perspective: 1500px;
}

/* 高性能GPU加速 */
section,
.scroll-dot,
.container {
  transform: translateZ(0);
  backface-visibility: hidden;
}

.news-column {
  padding: 0;
  margin-bottom: 30px;
  box-sizing: border-box;
}

.pl-30 {
  padding-left: 30px;
}

.pr-30 {
  padding-right: 30px;
}

.news-column.news-left {
  width: 50%;
  padding-right: 30px;
}

.news-column.news-right {
  width: 50%;
  padding-left: 30px;
  display: flex;
  flex-direction: column;
}

.right-section {
  margin-bottom: 30px;
}

.news-column.full-width {
  width: 100%;
}

/* .section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  border-bottom: 1px solid #e0e0e0;
  padding-bottom: 10px;
} */

.more-link {
  color: #999;
  font-size: 20px;
  font-weight: bold;
  text-decoration: none;
}


.news-desc {
  font-size: 14px;
  color: #666;
  margin: 0 0 5px;
}

.news-date {
  color: #999;
  font-size: 12px;
  text-align: left;
}

.notice-item,
.public-item {
  cursor: pointer;
  padding: 8px 0;
  /* border-bottom: 1px solid #eee; */
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s ease;
  border-radius: 6px;
}

.notice-item:hover,
.public-item:hover {
  background-color: #f8f9fa;
  transform: translateX(5px);
  padding-left: 10px;
  padding-right: 10px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.notice-item:last-child,
.public-item:last-child {
  /* border-bottom: none; */
}

.notice-title,
.public-title {
  font-size: 16px;
  font-weight: 400;
  margin: 0;
  color: #333;
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding-right: 10px;
  transition: color 0.3s ease;
}

.notice-item:hover .notice-title,
.public-item:hover .public-title {
  color: #007bff;
}

.notice-date,
.public-date {
  color: #999;
  font-size: 12px;
  white-space: nowrap;
  transition: color 0.3s ease;
}

.notice-item:hover .notice-date,
.public-item:hover .public-date {
  color: #666;
}

.public-item {
  width: 100%;
  box-sizing: border-box;
  /* border-bottom: 1px solid #eee; */
}

.public-item:last-child {
  /* border-bottom: none; */
}

.video-section {
  flex: 1;
  width: 50%;
}

.left-videos {
  padding-right: 30px;
}

.right-videos {
  padding-left: 30px;
}

.video-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.video-item {
  background: white;
  border-radius: 5px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  cursor: pointer;
}

.video-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.video-thumbnail {
  position: relative;
  width: 100%;
  height: 120px;
  overflow: hidden;
}

.video-thumbnail img, .video-thumbnail video  {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.video-item:hover .video-thumbnail img, .video-item:hover .video-thumbnail video {
  transform: scale(1.05);
}


.video-meta {
  display: flex;
  align-items: center;
  gap: 10px;
}

.category {
  display: inline-block;
  padding: 4px 12px;
  background: #e3f2fd;
  color: #1976d2;
  border-radius: 15px;
  font-size: 11px;
  font-weight: 500;
}

/* 左右区域的差异化样式 */
.left-videos .category {
  background: #e8f5e8;
  color: #2e7d32;
}

.right-videos .category {
  background: #fff3e0;
  color: #f57c00;
}

.map-download-container {
  display: flex;
  flex-wrap: wrap;
  /* background-color: rgba(255, 255, 255, 0.7); */
}

/* 左侧地图区域 */
.map-section {
  flex: 1;
  width: 50%;
  padding-right: 30px;
}

.map-overlay {
  position: absolute;
  top: 20px;
  left: 20px;
  background: rgba(255, 255, 255, 0.95);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  min-width: 200px;
}

.map-overlay h3 {
  margin: 0 0 15px 0;
  font-size: 18px;
  font-weight: 600;
  color: #2c3e50;
}

.section-header select {
  padding: 8px 12px;
  border: 1px solid #dee2e6;
  border-radius: 6px;
  background: #fff;
}

.footer-content {
  max-width: 1500px;
  display: grid;
  grid-template-columns: auto 1fr 1fr auto;
  gap: 60px;
  align-items: start;
  margin: 20px auto 0;
}

/* 左侧图标区域 */
.footer-icons {
  display: flex;
  flex-direction: row;
  gap: 20px;
}

.footer-icon-item {
  display: flex;
  color: #b8d4d4;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  width: 100px;
  gap: 15px;
}

.footer-icon-item p {
  text-align: center;
  font-size: 0.8rem;
}

.icon-wrapper {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
}

.icon-wrapper img {
  width: 100%;
}

.footer-icon {
  width: 32px;
  height: 32px;
}

.footer-icon-item span {
  font-size: 14px;
  color: #b8d4d4;
}

.news-section,
.platform-container,
.video-showcase-container,
.map-download-container {
  height: 785px;
}

.rotate-icon {
  transition: transform 0.6s ease;
}

.event-item:hover .rotate-icon {
  transform: rotate(360deg);
}


.content{
  width: 1200px;
  margin: 0 auto 80px;
}
.article-download{
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 60px;
}
.article-download a{
  color: #007bff;
  text-decoration: none;
}
.article-download a:hover{
  text-decoration: underline;
}
.video-intro{
  padding-left:15px;
  padding-right:15px;
  font-weight: 400;
  color: #999;
  font-size:0.9rem;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.video-setting{
  padding:15px;
  padding-top:0;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  font-weight: 400;
  color: #999;
  font-size:0.9rem;
}