.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.chinese-title {
  font-family: 'SimSun', serif;
  font-size: 2.25rem;
  color: #004CBD;
  margin-bottom: 0.5rem;
}

.english-title {
  font-family: 'Gilroy-ExtraBold';
  font-size: 1.25rem;
  color: #666;
  letter-spacing: 2px;
}

.news-grid
.news-grid tbody{
  display: grid;

  gap: 2rem;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 0 1rem;
}
.news-grid {
  width: 100vw; /* 强制全屏宽度 */
  margin-left: calc(-50vw + 50%); /* 抵消父容器padding */
  padding: 0 1rem; /* 保留安全边距 */
  max-width: 1500px;
}
.news-card {
  background: white;
  border-radius: 8px;
  max-width: 300px;
  width: 300px;
  transition: transform 0.3s ease;
 margin:2rem;
  grid-template-columns: repeat(auto-fit, minmax(300px, 3fr));
  gap: 1rem; /* 列间距 */
}
table, tr {
  display: block; 
  width: 100%;
}
.news-grid tr {
  max-width: 1200px;
  display: grid;
 gap: 30px;
  
  
}

.news-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 15px rgba(0, 76, 189, 0.15);
}
@media (min-width: 1824px) { 
.news-grid {
position: relative;
border-collapse: collapse;
}
 }
@media (min-width: 1024px) {
 .news-grid tr {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media  (max-width: 1298px) {

    .news-grid tr {
      
    }  

}
@media  (max-width: 980px) {
  .news-card {
     width: 250px;
     max-width: 250px;
}
}
@media  (max-width: 850px) {

   .news-grid tr {
    grid-template-columns: 1fr;
    width:600px;
  }

  .news-card {
     width: 500px;
     max-width: 500px;
}
}


@media (max-width: 767px) {
 .news-grid tr {
    grid-template-columns: 1fr;
   width:500px; }
  .news-card  {
  width: 400px;
}
}
@media (max-width: 560px) {
   .news-grid tr {
   width:90vw; }
  .news-card  {
  width: 100%;
}
.news-section {
 padding:0;
}
.news-grid {
 padding:0;
 margin: 0;
}
.news-grid tr  {
 margin-left:0 ! important;
}
 }


.card-image {
  position: relative;
  aspect-ratio: 16/9;
  width:100%;
}

.image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 60%, rgba(0, 0, 0, 0.6) 100%);
}

.hover-zoom {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

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

.card-content {
  padding: 1.5rem;
}

.meta-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.news-tag {
  font-family: 'Gilroy-Bold';
  color: #ff9e00;
  font-size: 0.875rem;
  padding: 0.25rem 0.75rem;
  border: 1px solid #ff9e00;
  border-radius: 12px;
}

.news-date {
  color: #666;
  font-size: 0.875rem;
}

.news-title {
  font-family: 'Microsoft YaHei';
  font-size: 1.25rem;
  color: #333;
  line-height: 1.4;
  margin: 1rem 0;
  min-height: 3.5em;
}

.detail-link {
  display: inline-flex;
  align-items: center;
  color: #004CBD;
  font-weight: 500;
  text-decoration: none;
  transition: opacity 0.3s;
}

.detail-link:hover {
  opacity: 0.8;
}

.arrow-icon {
  margin-left: 0.5rem;
  transition: transform 0.3s;
}

.detail-link:hover .arrow-icon {
  transform: translateX(3px);
}

.more-container {
  display: flex;
  justify-content: center;
  grid-column: 1 / -1;
  margin-top: 3rem;
  color: white;
}

.more-button {
  display: inline-flex;
  align-items: center;
  padding: 0.75rem 2rem;
  background: #004CBD;
  color: white;
  border-radius: 25px;
  font-family: 'Gilroy-ExtraBold';
  transition: background 0.3s;
  /* text-align: center; */
}

.more-button:hover {
  background: #003366;
}
.fullscreen-image {
  width: 140%;

}
.research-grid,
.news-grid,
.achievement-list,
.es-grid-four {
  display: grid;
  gap: 30px;
  margin: 0 auto;
  max-width: 1200px; 
  padding: 0 20px;
}
.news-card,
.research-card,
.compact-card,
.es-card-four  {
  width: 100% !important;
  max-width: 380px !important; /* 统一最大宽度 */
  margin: 0 auto;
   overflow: hidden;
}
.news-card {
  max-width: 390px ! important;
}
.es-grid-four {
 margin-top: 50px;
}

.card-image,
.card-visual,
.es-card-four__media {
  aspect-ratio: 16/9;
  height: 220px;
}

.card-content,
.es-card-four__body {
  padding: 20px;
}

.achievement-item {
  padding: 15px;
}

.compact-card {
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.es-card-four {
  border-radius: 8px;
  overflow: hidden;
}

.es-card-four__img {
  height: 220px;
  object-fit: cover;
}

.es-card-four__body {
  display: flex;
  align-items: center;
  justify-content: center;
}
tr td {
    width: auto;
    max-width: 380px;
   
}
.news-grid tr {
 padding: 0 20px;
}

@media (max-width: 1400px) {
tr td {
    max-width: 320px;
   
}
.news-card {
  max-width: 320px !important; 
}
}
@media (max-width: 1250px) {
.conference-hero {
  top:25%;
  width:60vw;
}
 .news-grid tr {
            grid-template-columns: repeat(2, 1fr) ! important;
  }
tr td {
    max-width: 380px;
}
.news-card {
  max-width: 380px !important; 
}
}
@media (max-width: 1200px) {
  .research-grid,
  .news-grid,
  .achievement-list,
  .es-grid-four {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 1020px) { 
tr td {
    max-width: 350px;
   
}
.news-card {
  max-width: 350px !important; 
}

}
@media (max-width: 920px) {  
tr td {
    max-width: 320px;
   
}
.news-card {
  max-width: 320px !important; 
}
}
@media (max-width: 768px) {
.center-area {
 margin-top: 50px ! important;
}
.conference-hero {
  width:90vw;
}
.title-cn {
    font-size: 1.75rem  ! important;
    text-align: center;
}
.title-en {
    font-size: 2.75rem ! important;
    text-align: center;
}
.section4 .content-box .top-title::after {
    display: none;
}
section .top-title .title-en::after {
    left: 50%;
    transform: translateX(-50%);
}

  .news-grid tbody {
   display: block;
}
  .research-grid,
  .news-grid,
  .achievement-list,
  .es-grid-four {
    grid-template-columns: repeat(3, 1fr); 
  }
  .research-grid,
  .news-grid,
  .achievement-list,
  .es-grid-four {
    grid-template-columns: 1fr;
  }
  
  .news-card {
    margin: 10px 0;
  }
.research-grid,
.news-grid,
.achievement-list,
.es-grid-four {

  padding: 0px;
}
 .news-grid tr {
            grid-template-columns: repeat(1, 1fr) ! important;
    display: flex !important;
    flex-direction: column;
    align-items: center;  /* 水平居中 */
    margin: 0 auto;
    width: 90% !important;
  }
  .news-card {
    width: 90% !important;  
    margin: 15px auto !important; 
   max-width: 700px;
  }
tr td {
    max-width: 380px;
}
.news-card {
  max-width: 380px !important; 
}
}
@media (max-width: 456px) { 
  .news-grid tbody {
   display: table-row-group;
}
  .news-grid td{
  max-width: 360px ! important;
}
}
@media (min-width: 1200px) {
.card-container,
.es-grid-four {
grid-template-columns: repeat(4, minmax(200px, 300px)) ! important;
}
}