*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
a{
  text-decoration: none;
}
header{
    position: sticky;
    top: 0;
    z-index: 100;
    background: #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.container{
    width: 90%;
    margin: 0 auto;
}
/* 公用导航栏样式 */
.navbar {
  height: 70px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 100;
}
.navbar-logo {
  height: 36px;
  margin-left: 40px;
  display: flex;
  align-items: center;
}

.navbar-logo img {
  height: 100%;
  width: auto;
}

/* 移动端菜单按钮 */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  cursor: pointer;
  z-index: 200;
  position: absolute;
  right: 0px;
  top: 50%;
  transform: translate(-50%,-50%);
}

.menu-toggle span {
  display: block;
  height: 3px;
  width: 100%;
  background-color: #333;
  border-radius: 3px;
  transition: all 0.3s ease;
}

.menu-toggle.active span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* 移动端抽屉菜单 */
.drawer-menu {
  position: fixed;
  top: 0;
  right: -280px;
  width: 280px;
  height: 100%;
  background-color: #fff;
  box-shadow: -5px 0 15px rgba(0,0,0,0.1);
  z-index: 150;
  transition: right 0.3s ease;
  overflow-y: auto;
  padding: 70px 0 20px;
}

/* 抽屉菜单关闭按钮 */
.drawer-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #f5f5f5;
  border-radius: 50%;
  cursor: pointer;
  transition: background-color 0.2s;
  z-index: 160;
}

.drawer-close:hover {
  background-color: #e0e0e0;
}

.drawer-close svg {
  fill: #666;
  transition: fill 0.2s;
}

.drawer-close:hover svg {
  fill: #ff8500;
}

.drawer-menu.active {
  right: 0;
}

.drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.5);
  z-index: 140;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

.drawer-menu-item {
  padding: 15px 20px;
  font-size: 16px;
  color: #333;
  border-bottom: 1px solid #f0f0f0;
  cursor: pointer;
  position: relative;
  display: block;
  text-decoration: none;
}
.drawer-menu-item-link{
  font-size: 16px;
  color: #333;
}
.drawer-menu-item.active {
  color: #ff8500;
}

.drawer-submenu {
  display: none;
  padding-left: 15px;
  background-color: #f9f9f9;
  margin-top: 20px;
}

.drawer-submenu-item {
  padding: 12px 20px;
  font-size: 15px;
  color: #666;
  cursor: pointer;
  display: block;
  text-decoration: none;
}

.drawer-submenu-item.active {
  color: #ff8500;
}

.drawer-menu-item .toggle-submenu {
  position: absolute;
  right: 20px;
  top: 15px;
  width: 20px;
  height: 20px;
  text-align: center;
  line-height: 20px;
}

.navbar-menu {
  display: flex;
  align-items: center;
  margin-right: 40px;
}

/* 底部高亮滑块 */
.navbar-menu-slider {
  position: absolute;
  left: 0;
  bottom: 0;
  height: 3px;
  background: #ff8500;
  border-radius: 2px 2px 0 0;
  transition: all 0.3s cubic-bezier(.4,0,.2,1);
  z-index: 10;
  width: 100%;
  opacity: 0;
}
.navbar-menu-slider.active{
  opacity: 1;
}
.navbar-menu-item {
  position: relative;
  padding: 0 20px;
  margin-right: 10px;
  font-size: 17px;
  color: #222;
  cursor: pointer;
  height: 70px;
  display: flex;
  align-items: center;
  transition: color 0.2s;
  background: none;
  text-decoration: none;
}
.navbar-menu-item.active,
.navbar-menu-item:hover {
  color: #ff8500;
}
.navbar-menu-item:hover .navbar-menu-slider{
    opacity: 1;
}
.navbar-menu-item .submenu {
  display: none;
  position: absolute;
  top: 70px;
  left: 0;
  width: 100%;
  background: #fff;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  border-radius: 4px;
  overflow: hidden;
  z-index: 200;
}
.navbar-menu-item:hover .submenu {
  display: block;
}
.submenu-item {
  padding: 12px 24px !important;
  font-size: 15px;
  color: #222;
  background: #fff;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  text-align: center;
  display: block;
}
.submenu-item:hover {
  background: #fdfdfd;
  color: #ff8500;
}
.navbar-language {
  margin-left: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  height: 32px;
  width: 32px;
  border-radius: 50%;
  transition: background 0.2s;
  position: relative;
}
.navbar-language:hover {
  background: #f5f7fa;
}

/* 语言切换气泡层 */
.language-popover {
  display: none;
  position: absolute;
  top:30px;
  right: 0;
  min-width: 80px;
  background: #fff;
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
  border-radius: 6px;
  z-index: 300;
  padding: 6px 0;
  font-size: 15px;
  text-align: center;
  animation: fadeIn 0.2s;
}
.navbar-language:hover .language-popover,
.language-popover:hover {
  display: block;
}
.language-popover-option {
  padding: 8px 0;
  color: #222;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.language-popover-option:hover {
  background: #f5f7fa;
  color: #ff8500;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
} 

/* 页脚样式 */
.footer {
  background-color: #222;
  color: #999;
  padding: 30px 0;
  font-size: 14px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.footer-item {
  padding: 10px 0;
}

.footer-item a {
  color: #999;
  text-decoration: none;
  transition: color 0.2s;
}

.footer-item a:hover {
  color: #fff;
}
.feedback-banner{
  position: relative;
}
.feedback-banner::after{
  position: absolute;
  content: '';
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  z-index: 1;
}
@media screen and (max-width: 1200px) {
  .news-text{
    flex: none !important;
  }
  .notice-right{
    width: calc(100% - 35px);
  }
  .container{
    width: 98%;
  }
  .navbar-logo {
    height: 32px;
    margin-left: 30px;
  }
  
  .navbar-menu-item {
    font-size: 16px;
    padding: 0 15px;
  }
}

@media screen and (max-width: 992px) {
  .navbar-logo {
    height: 30px;
    margin-left: 25px;
  }
  
  .navbar-menu-item {
    font-size: 15px;
    padding: 0 12px;
  }
}

@media screen and (max-width: 900px) {
  .navbar {
    height: 60px;
    padding: 0;
    width: 98%;
  }
  
  .navbar-logo {
    margin-left: 20px;
    height: 28px;
  }
  
  .navbar-menu {
    display: none;
  }
  
  .navbar-language {
    display: none;
  }
  
  .menu-toggle {
    display: flex;
  }
}
@media screen and (max-width: 1000px){
    .navbar{
        width: 98%;
    }
}
@media screen and (max-width: 768px) {
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-item {
    margin: 5px 0;
  }
  
  /* 导航栏响应式 */
  .navbar {
    height: 60px;
    padding: 0;
  }
  
  .navbar-logo {
    margin-left: 20px;
    height: 28px;
  }
  
  .navbar-menu {
    display: none;
  }
  
  .navbar-language {
    display: none;
  }
  
  .menu-toggle {
    display: flex;
  }
} 

/* 右侧边栏样式 */
.side-bar {
  position: fixed;
  right: 20px;
  bottom: 100px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.side-bar-item {
  width: 50px;
  height: 50px;
  background-color: #fff;
  border-radius: 3px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  transition: all 0.3s;
}

.side-bar-item:hover {
  background-color: #ff8500;
}

.side-bar-item:hover svg {
  fill: #fff;
}

.side-bar-item svg {
  width: 24px;
  height: 24px;
  fill: #666;
  transition: all 0.3s;
}

.side-bar-tooltip {
  position: absolute;
  right: 60px;
  top: 50%;
  transform: translateY(-50%);
  background-color: #fff;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  padding: 10px 15px;
  border-radius: 3px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
  display: flex;
  align-items: center;
}
.qr-code-img {
  width: 120px;
  height: 120px;
  display: block;
}

.side-bar-tooltip::after {
  content: "";
  position: absolute;
  right: -5px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-top: 5px solid transparent;
  border-left: 5px solid #fff;
  border-bottom: 5px solid transparent;
}

.side-bar-item:hover .side-bar-tooltip {
  opacity: 1;
  visibility: visible;
  right: 65px;
}

.scroll-to-top {
  background-color: #ff8500;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
}

.scroll-to-top.show {
  opacity: 1;
  visibility: visible;
}

.scroll-to-top svg {
  fill: #fff;
} 

/* 弹窗表单样式 */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.modal-container {
  background-color: #fff;
  width: 100%;
  max-width: 800px;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  position: relative;
}

.modal-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 24px;
  height: 24px;
  background-color: #fff;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  z-index: 10;
}

.modal-close:hover {
  background-color: #f0f0f0;
}

.modal-header img {
  width: 100%;
  display: block;
}

.modal-body {
  padding: 30px 40px;
  text-align: center;
}

.modal-title {
  font-size: 24px;
  margin-bottom: 25px;
  color: #333;
  font-weight: bold;
}

.modal-form input {
  width: 100%;
  height: 45px;
  border: 1px solid #ddd;
  border-radius: 4px;
  padding: 0 15px;
  margin-bottom: 15px;
  font-size: 16px;
}

.modal-form input::placeholder {
  color: #999;
}

.modal-form input:focus {
  border-color: #ff8500;
  outline: none;
}

.modal-form .submit-btn {
  width: 100%;
  height: 45px;
  background-color: #ff8500;
  color: #fff;
  border: none;
  border-radius: 4px;
  font-size: 16px;
  cursor: pointer;
  transition: background-color 0.2s;
}

.modal-form .submit-btn:hover {
  background-color: #e67a00;
} 

/* 模态框响应式样式 */
@media screen and (max-width: 992px) {
  .modal-container {
    max-width: 700px;
  }
  
  .modal-body {
    padding: 25px 35px;
  }
  
  .modal-title {
    font-size: 22px;
    margin-bottom: 20px;
  }
}

@media screen and (max-width: 768px) {
  .modal-container {
    max-width: 90%;
    width: 90%;
  }
  
  .modal-body {
    padding: 20px 30px;
  }
  
  .modal-title {
    font-size: 20px;
    margin-bottom: 18px;
  }
  
  .modal-form input {
    height: 42px;
    margin-bottom: 12px;
    font-size: 15px;
  }
  
  .modal-form .submit-btn {
    height: 42px;
    font-size: 15px;
  }
}

@media screen and (max-width: 576px) {
  .modal-container {
    max-width: 95%;
    width: 95%;
  }
  
  .modal-header img {
    height: auto;
    object-fit: cover;
  }
  
  .modal-body {
    padding: 15px 20px;
  }
  
  .modal-title {
    font-size: 18px;
    margin-bottom: 15px;
  }
  
  .modal-form input {
    height: 40px;
    margin-bottom: 10px;
    font-size: 14px;
    padding: 0 10px;
  }
  
  .modal-form .submit-btn {
    height: 40px;
    font-size: 14px;
  }
  
  .modal-close {
    top: 8px;
    right: 8px;
    width: 20px;
    height: 20px;
  }
}

@media screen and (max-width: 375px) {
  .modal-container {
    max-width: 98%;
    width: 98%;
  }
  
  .modal-header {
    max-height: 180px;
    overflow: hidden;
  }
  
  .modal-body {
    padding: 12px 15px;
  }
  
  .modal-title {
    font-size: 16px;
    margin-bottom: 12px;
  }
  
  .modal-form input {
    margin-bottom: 8px;
  }
}

/* 桌面端显示，移动端隐藏 */
.desktop-only {
  display: flex;
}
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 40px 0;
  flex-wrap: wrap;
}

.pagination-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  border: 1px solid #e0e0e0;
  background-color: #fff;
  color: #666;
  text-decoration: none;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.3s ease;
  cursor: pointer;
}

.pagination-item:hover {
  border-color: #ff8500;
  color: #ff8500;
  background-color: #fff8f0;
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(255, 133, 0, 0.15);
}

.pagination-item:active {
  transform: translateY(0);
  box-shadow: 0 1px 4px rgba(255, 133, 0, 0.2);
}

.pagination-item.active {
  background-color: #ff8500;
  border-color: #ff8500;
  color: #fff;
  box-shadow: 0 2px 8px rgba(255, 133, 0, 0.3);
}

.pagination-item.disabled {
  background-color: #f5f5f5;
  border-color: #e0e0e0;
  color: #ccc;
  cursor: not-allowed;
  pointer-events: none;
}

.pagination-item.disabled:hover {
  border-color: #e0e0e0;
  color: #ccc;
  background-color: #f5f5f5;
  transform: none;
  box-shadow: none;
}

/* 响应式样式 */
@media screen and (max-width: 768px) {
  .pagination {
    gap: 6px;
    margin: 30px 0;
  }
  
  .pagination-item {
    min-width: 36px;
    height: 36px;
    padding: 0 10px;
    font-size: 13px;
  }
}

@media screen and (max-width: 576px) {
  .pagination {
    gap: 4px;
    margin: 25px 0;
  }
  
  .pagination-item {
    min-width: 32px;
    height: 32px;
    padding: 0 8px;
    font-size: 12px;
  }
}


.about-banner-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: #fff;
  z-index: 2;
}

.about-banner::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.3);
  z-index: 1;
  animation: fadeIn 1.5s ease-out;
}

.about-banner-title {
  font-size: 48px;
  margin-bottom: 20px;
  font-weight: 600;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  opacity: 0;
  transform: translateY(50px) scale(0.8);
  animation: titleSlideUp .8s ease 0.3s forwards;
}

.about-banner-subtitle {
  font-size: 20px;
  letter-spacing: 2px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  opacity: 0;
  transform: translateY(30px);
  animation: subtitleSlideUp 1s ease 0.8s forwards;
}

/* 高级出场动画关键帧 */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes titleSlideUp {
  0% {
    opacity: 0;
    transform: translateY(50px) scale(0.8);
  }
  50% {
    opacity: 0.8;
    transform: translateY(-10px) scale(1.05);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes subtitleSlideUp {
  0% {
    opacity: 0;
    transform: translateY(30px);
  }
  60% {
    opacity: 0.7;
    transform: translateY(-5px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 添加字符逐个显示动画效果 */
.about-banner-title.char-animation {
  animation: none;
  opacity: 1;
  transform: none;
}

.about-banner-subtitle.char-animation {
  animation: none;
  opacity: 1;
  transform: none;
}

.char {
  display: inline-block;
  opacity: 0;
  transform: translateY(20px) rotateX(90deg);
  animation: charFadeIn 0.6s ease-out forwards;
}

@keyframes charFadeIn {
  0% {
    opacity: 0;
    transform: translateY(20px) rotateX(90deg);
  }
  50% {
    opacity: 0.8;
    transform: translateY(-5px) rotateX(45deg);
  }
  100% {
    opacity: 1;
    transform: translateY(0) rotateX(0deg);
  }
}

/* 3D翻转动画效果 */
.about-banner-title.flip-animation {
  animation: none;
  opacity: 1;
  transform: none;
  perspective: 1000px;
}

.about-banner-subtitle.flip-animation {
  animation: none;
  opacity: 1;
  transform: none;
  perspective: 1000px;
}

.flip-char {
  display: inline-block;
  opacity: 0;
  transform: rotateY(90deg);
  animation: flipIn 0.8s ease-out forwards;
  transform-origin: center;
}

@keyframes flipIn {
  0% {
    opacity: 0;
    transform: rotateY(90deg) scale(0.8);
  }
  50% {
    opacity: 0.8;
    transform: rotateY(45deg) scale(1.1);
  }
  100% {
    opacity: 1;
    transform: rotateY(0deg) scale(1);
  }
}

/* 波浪效果动画 */
.about-banner-title.wave-animation {
  animation: none;
  opacity: 1;
  transform: none;
}

.about-banner-subtitle.wave-animation {
  animation: none;
  opacity: 1;
  transform: none;
}

.wave-char {
  display: inline-block;
  opacity: 0;
  transform: translateY(50px);
  animation: waveIn 0.6s ease-out forwards;
}

@keyframes waveIn {
  0% {
    opacity: 0;
    transform: translateY(50px) scale(0.5);
  }
  60% {
    opacity: 1;
    transform: translateY(-10px) scale(1.2);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* 发光效果 */
.about-banner-title.glow-effect {
  /* text-shadow:
    0 0 5px rgba(255, 255, 255, 0.8),
    0 0 10px rgba(255, 255, 255, 0.6),
    0 0 15px rgba(0, 123, 255, 0.4),
    0 0 20px rgba(0, 123, 255, 0.3); */
  animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
  from {
    text-shadow:
      0 0 5px rgba(255, 255, 255, 0.8),
      0 0 10px rgba(255, 255, 255, 0.6),
      0 0 15px rgba(0, 123, 255, 0.4),
      0 0 20px rgba(0, 123, 255, 0.3);
  }
  to {
    text-shadow:
      0 0 10px rgba(255, 255, 255, 1),
      0 0 20px rgba(255, 255, 255, 0.8),
      0 0 30px rgba(0, 123, 255, 0.6),
      0 0 40px rgba(0, 123, 255, 0.4);
  }
}

/* 高级动画增强效果 */
.about-banner-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, #ff8500, #ffb347);
  animation: lineExpand 0.8s ease-out 0.8s forwards;
}

@keyframes lineExpand {
  from {
    width: 0;
  }
  to {
    width: 80px;
  }
}

/* 悬停效果增强 */
.about-banner-content:hover .about-banner-title {
  transform: scale(1.05);
  transition: transform 0.3s ease;
}

.about-banner-content:hover .about-banner-subtitle {
  letter-spacing: 3px;
  transition: letter-spacing 0.3s ease;
}

/* 减少动画偏好设置支持 */
@media (prefers-reduced-motion: reduce) {
  .about-banner-title,
  .about-banner-subtitle,
  .about-banner::before {
    animation: none !important;
  }

  .about-banner-title,
  .about-banner-subtitle {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* 响应式样式 - 平板 */
@media screen and (max-width: 768px) {
  .about-banner {
    height: 350px;
  }

  .about-banner-title {
    font-size: 36px;
  }

  .about-banner-subtitle {
    font-size: 16px;
  }

  .about-banner-title::after {
    width: 60px;
  }
}

/* 响应式样式 - 手机 */
@media screen and (max-width: 576px) {
  .about-banner {
    height: 250px;
  }

  .about-banner-title {
    font-size: 28px;
    margin-bottom: 10px;
  }

  .about-banner-subtitle {
    font-size: 14px;
  }

  .about-banner-title::after {
    width: 40px;
    height: 2px;
  }
}

/* 现代化动效样式文件 */

/* 基础动画关键帧 */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes slideInFromTop {
  from {
    opacity: 0;
    transform: translateY(-50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInFromBottom {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes rotateIn {
  from {
    opacity: 0;
    transform: rotate(-180deg) scale(0.3);
  }
  to {
    opacity: 1;
    transform: rotate(0deg) scale(1);
  }
}

@keyframes bounceIn {
  0% {
    opacity: 0;
    transform: scale(0.3);
  }
  50% {
    opacity: 1;
    transform: scale(1.05);
  }
  70% {
    transform: scale(0.9);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes shimmer {
  0% {
    background-position: -200px 0;
  }
  100% {
    background-position: calc(200px + 100%) 0;
  }
}

@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

@keyframes slideInFromLeft {
  from {
    opacity: 0;
    transform: translateX(-100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInFromRight {
  from {
    opacity: 0;
    transform: translateX(100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* 滚动触发动画类 */
.animate-on-scroll {
  opacity: 0;
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.animate-in {
  opacity: 1;
}

/* 淡入动画 */
.fade-in-up {
  animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.fade-in-left {
  animation: fadeInLeft 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.fade-in-right {
  animation: fadeInRight 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.fade-in-up-delay-1 {
  animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.2s forwards;
  opacity: 0;
}

.fade-in-up-delay-2 {
  animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.4s forwards;
  opacity: 0;
}

.fade-in-up-delay-3 {
  animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.6s forwards;
  opacity: 0;
}

/* 缩放动画 */
.scale-in {
  animation: scaleIn 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.bounce-in {
  animation: bounceIn 0.8s cubic-bezier(0.68, -0.55, 0.265, 1.55) forwards;
}

/* 滑动动画 */
.slide-in-top {
  animation: slideInFromTop 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.slide-in-bottom {
  animation: slideInFromBottom 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.slide-in-left {
  animation: slideInFromLeft 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.slide-in-right {
  animation: slideInFromRight 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

/* 旋转动画 */
.rotate-in {
  animation: rotateIn 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

/* 持续动画 */
.float {
  animation: float 3s ease-in-out infinite;
}

.pulse {
  animation: pulse 2s ease-in-out infinite;
}

/* 渐变背景动画 */
.gradient-animate {
  background: linear-gradient(-45deg, #0033a0, #0066cc, #0099ff, #00ccff);
  background-size: 400% 400%;
  animation: gradientShift 4s ease infinite;
}

/* 闪光效果 */
.shimmer {
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
  background-size: 200px 100%;
  animation: shimmer 2s infinite;
}

/* 悬停效果增强 */
.hover-lift {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.hover-scale {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.hover-rotate {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-rotate:hover {
  transform: rotate(5deg);
}

/* 文字动画 */
.text-reveal {
  overflow: hidden;
  position: relative;
}

.text-reveal::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #0033a0;
  transform: translateX(-100%);
  animation: textReveal 1.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes textReveal {
  0% {
    transform: translateX(-100%);
  }
  50% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(100%);
  }
}

/* 加载动画 */
.loading-spinner {
  width: 40px;
  height: 40px;
  border: 4px solid #f3f3f3;
  border-top: 4px solid #0033a0;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* 粒子效果 */
.particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  z-index: 2;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: rgba(255, 255, 255, 0.6);
  border-radius: 50%;
  animation: particleFloat 6s infinite linear;
}

@keyframes particleFloat {
  0% {
    transform: translateY(100vh) rotate(0deg);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    transform: translateY(-100px) rotate(360deg);
    opacity: 0;
  }
}

/* 3D 翻转效果 */
.flip-card {
  perspective: 1000px;
  height: 300px;
}

.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  transition: transform 0.8s;
  transform-style: preserve-3d;
}

.flip-card:hover .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card-front, .flip-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.flip-card-back {
  transform: rotateY(180deg);
  background: linear-gradient(135deg, #0033a0, #0066cc);
  color: white;
}

/* 波浪效果 */
.wave {
  position: relative;
  overflow: hidden;
}

.wave::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  animation: wave 2s infinite;
}

@keyframes wave {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}

/* 打字机效果 */
.typewriter {
  overflow: hidden;
  border-right: 2px solid #0033a0;
  white-space: nowrap;
  animation: typing 3.5s steps(40, end), blink-caret 0.75s step-end infinite;
}

@keyframes typing {
  from { width: 0; }
  to { width: 100%; }
}

@keyframes blink-caret {
  from, to { border-color: transparent; }
  50% { border-color: #0033a0; }
}

/* 响应式动画调整 */
@media (max-width: 768px) {
  .animate-on-scroll {
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  .fade-in-up,
  .fade-in-left,
  .fade-in-right,
  .slide-in-top,
  .slide-in-bottom {
    animation-duration: 0.6s;
  }
}

@media (max-width: 480px) {
  .animate-on-scroll {
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  .fade-in-up,
  .fade-in-left,
  .fade-in-right,
  .slide-in-top,
  .slide-in-bottom {
    animation-duration: 0.5s;
  }
}

/* 性能优化 */
.will-change-transform {
  will-change: transform;
}

.will-change-opacity {
  will-change: opacity;
}

/* 减少动画偏好设置 */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* 额外的增强动效 */
.banner {
  position: relative;
  overflow: hidden;
}

.banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, rgba(0, 51, 160, 0.1), rgba(0, 102, 204, 0.1));
  animation: gradientShift 8s ease infinite;
  z-index: 1;
}

/* 导航菜单悬停效果增强 */
nav ul li a {
  position: relative;
  overflow: hidden;
}

nav ul li a::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: -100%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, #0033a0, #0066cc);
  transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

nav ul li a:hover::before {
  left: 0;
}

/* 按钮悬停效果增强 */
.banner-btn, .learn-more, .about-btn, .learn-more-btn, .news-more-btn, .ft-cta-button {
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.banner-btn::before, .learn-more::before, .about-btn::before, .learn-more-btn::before, .news-more-btn::before, .ft-cta-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s;
}

.banner-btn:hover::before, .learn-more:hover::before, .about-btn:hover::before, .learn-more-btn:hover::before, .news-more-btn:hover::before, .ft-cta-button:hover::before {
  left: 100%;
}

/* 卡片悬停阴影效果 */
.slider-card, .news-article {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.slider-card:hover, .news-article:hover {
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  transform: translateY(-5px);
}

/* 图片悬停效果 */
.hover-scale img {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-scale:hover img {
  transform: scale(1.1);
}

/* 加载动画 */
.page-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #ffffff;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.5s;
}

.loading-spinner {
  width: 50px;
  height: 50px;
  border: 3px solid #f3f3f3;
  border-top: 3px solid #0033a0;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* 鼠标跟随效果 */
.mouse-cursor {
  position: fixed;
  width: 20px;
  height: 20px;
  background: radial-gradient(circle, rgba(0, 51, 160, 0.3) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transition: all 0.1s ease;
  transform: translate(-50%, -50%);
}

/* 视差滚动元素 */
.parallax {
  will-change: transform;
}

/* 返回顶部按钮动画 */
.back-to-top {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
  visibility: hidden;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
}

/* 页面加载完成状态 */
body.loaded {
  overflow: auto;
}

/* 增强的浮动动画 */
.floating-particle {
  position: absolute;
  pointer-events: none;
  z-index: 1;
}

/* 响应式动画调整 */
@media (max-width: 768px) {
  .mouse-cursor {
    display: none;
  }
  
  .floating-particle {
    display: none;
  }
}

/* 导航菜单初始动画 */
nav ul li {
  opacity: 0;
  transform: translateY(-20px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

nav ul li.animate-in {
  opacity: 1;
  transform: translateY(0);
}

/* Logo 初始动画 */
.logo img {
  opacity: 0;
  transform: scale(0.8);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.logo img.animate-in {
  opacity: 1;
  transform: scale(1);
}

/* 按钮初始动画 */
.inquiry-btn, .language-switch, .search-icon {
  opacity: 0;
  transform: translateX(20px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.inquiry-btn.animate-in, .language-switch.animate-in, .search-icon.animate-in {
  opacity: 1;
  transform: translateX(0);
}