:root {
  --color-primary: #0e9687;
  --title-text-color: #1a2436;
  --text-color: #555;
  --border-color: #eee;
  --card-radius: 12px;
  --card-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
  --card-hover-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.main {
  padding-top: 50px;
  padding-bottom: 80px;
}

 
.menu-tabs h3 {
  display: none;
}
.menu-tabs ul {
  font-size: 0;
  text-align: center;
  margin-bottom: 35px;
  padding: 0;
}
.menu-tabs ul li {
  display: inline-block;
  margin: 0 10px 12px;
}
.menu-tabs ul li a {
  font-size: 16px;
  font-weight: 500;
  color: var(--title-text-color);
  background: #fff;
  border: 1px solid var(--border-color);
  height: 46px;
  line-height: 44px;
  padding: 0 24px;
  border-radius: 50px;
  display: inline-block;
  text-decoration: none;
  transition: all 0.3s ease;
}
.menu-tabs ul li.active a {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.menu-tabs ul li a:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

/* 新闻列表 */
.newslist ul {
  display: flex;
  flex-wrap: wrap;
  margin: 0 -15px;
  padding: 0;
  list-style: none;
}
.newslist ul li {
  width: 33.33%;
  padding: 15px;
}
.newslist ul li .box {
  height: 100%;
  background: #fff;
  border-radius: var(--card-radius);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}
.newslist ul li .box:hover {
  transform: translateY(-6px);
  box-shadow: var(--card-hover-shadow);
  border-color: var(--color-primary);
}

/* 图片 */
.newslist ul li .pic {
  display: block;
  overflow: hidden;
}
.newslist ul li .pic img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.newslist ul li .box:hover img {
  transform: scale(1.08);
}

/* 内容 */
.newslist ul li .txt {
  padding: 24px 26px;
  background: #fff;
}
.newslist ul li .txt h5 {
  font-size: clamp(16px, 0.94vw, 18px);
  font-weight: 600;
  color: var(--title-text-color);
  margin: 0 0 10px;
  line-height: 1.4;
  transition: color 0.3s ease;
}
.newslist ul li .txt p {
  font-size: clamp(12px, 0.78vw, 15px);
  color: var(--text-color);
  line-height: 1.7;
  margin: 0 0 12px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.newslist ul li .txt span {
  font-size: clamp(12px, 0.73vw, 14px);
  color: #999;
}
.newslist ul li:hover .txt h5 {
  color: var(--color-primary);
}

.rtit {
  text-align: center;
  margin-bottom: 40px;
}

/* 响应式 */
@media screen and (max-width: 1200px) {
  .newslist ul li {
    width: 50%;
  }
}
@media screen and (max-width: 992px) {
  .main {
    padding-top: 35px;
    padding-bottom: 50px;
  }
  .newslist ul li .txt {
    padding: 20px;
  }
}
@media screen and (max-width: 768px) {
  .main {
    padding-top: 25px;
    padding-bottom: 30px;
  }
  .newslist ul {
    margin: 0;
  }
  .newslist ul li {
    width: 100%;
    padding: 0 0 20px;
  }
  .newslist ul li .box {
    display: flex;
    align-items: center;
  }
  .newslist ul li .pic {
    width: 180px;
  }
  .newslist ul li .txt {
    flex: 1;
    padding: 0 20px;
  }
}
@media screen and (max-width: 600px) {
  .newslist ul li .box {
    display: block;
  }
  .newslist ul li .pic {
    width: 100%;
  }
  .newslist ul li .txt {
    padding: 20px;
  }
}