/* 首页内容的样式 */

/* 开屏 */




 /* 虎启华夏 */
 
  /* 标题的公共样式 */
  .title {
    display: flex;
    justify-content: space-between;
    margin-top: 40px;
    margin-bottom: 30px;
    height: 42px;
    line-height: 42px;
    background-color: rgb(247, 243, 244);
  }
  .title .left {
    display: flex;
  }
  .title .left img {
    width: 27px;
    height: 28px;
    align-self: center;
    border: 3px solid #7d2626;
  }
  .title .left h3 {
    font-size: 28px;
    color: #333;
   font-weight:700;
    margin: 0 15px;
  }
  .title a {
    display: flex;
  }

  .title .right .iconfont {
    background-color: #7d2626;
    color: #fff;
    font-size:  22px;;
  }
  .right .mo {
    color: #7d2626;
    font-size: 22px;
  }

  /* 下拉菜单 */
  .header .dropdown {
    position: relative;
}

.header .dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 160px;
    background: #fff;
    box-shadow: 0 3px 12px rgba(0,0,0,0.1);
    border-radius: 4px;
    padding: 8px 0;
    z-index: 1000;
}

.header .dropdown:hover .dropdown-menu {
    display: block;
}

.header .dropdown-menu li {
    list-style: none;
    margin: 1;
}

.header .dropdown-menu a {
    display: block;
    padding: 8px 20px;
    color: #7d2626;
    font-size: 14px;
    transition: all 0.3s;
}

.header .dropdown-menu a:hover {
    font-weight: 700;
    padding-left: 0;
    text-decoration: none;
}

.header .submenu {
  position: relative;
}

.header .dropdown-submenu {
  display: none;
  position: absolute;
  left: 100%;  /* 右侧弹出 */
  top: -8px;   /* 对齐父菜单项 */
  min-width: 160px;
  background: #fff;
  box-shadow: 3px 3px 12px rgba(0,0,0,0.1);
  border-radius: 0 4px 4px 4px;
  padding: 8px 0;
  z-index: 1001; /* 高于一级菜单 */
}

/* 悬停显示二级菜单 */
.header .submenu:hover .dropdown-submenu {
  display: block;
}

/* 优化箭头指示符 */
.header .submenu > a::after {
  content: '▸';
  margin-left: 8px;
  font-size: 12px;
  vertical-align: 1px;
}

/* 调整一级菜单悬停效果 */
.header .dropdown-menu li:hover > a {
  background: #f7f3f4;
  color: #7d2626;
}

/* 保持原有样式基础上新增 */
.header .dropdown-submenu a {
  padding: 8px 25px;
  color: #666;
  transition: all 0.2s;
}

.header .dropdown-submenu a:hover {
  color: #ffd700;
  background: #f7f3f4;
  padding-left: 30px;
}


  /* CSS 样式 */
/* 双列容器 */
.dual-columns {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
  }
  
  /* 单列样式 */
  .column {
    background: rgba(255,255,255,0.9);
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(125,38,38,0.1);
    overflow: hidden;
    transition: transform 0.3s;
  }
  
  .column:hover {
    transform: translateY(-5px);
  }
  
 /* 修改后的列标题样式 */
.column-title {
    display: flex;
    align-items: center;
    justify-content: center; /* 新增水平居中 */
    width: 100%; /* 确保占满容器宽度 */
    padding: 15px 20px;
    background: #7d2626;
    color: white;
    font-size: 24px;
    margin: 0;
  }
  
  .column-title img {
    width: 32px;
    height: 32px;
    margin: 0 12px; /* 调整图标间距 */
  }
  
  /* 内容区域 */
  .bd ul {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 20px;
  }
  
  .bd li {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  .bd li:hover {
    box-shadow: 0 6px 20px rgba(125,38,38,0.2);
  }
  
  /* 图片容器 */
  .pic {
    height: 250px;
    overflow: hidden;
    position: relative;
  }
  
  .pic img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
  }
  
  .bd li:hover .pic img {
    transform: scale(1.05);
  }
  
  /* 文字说明 */
  .txt {
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #dcb968;
    color: #7d2626;
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 2px;
  }
  
  /* 响应式设计 */
  @media (max-width: 768px) {
    .dual-columns {
      grid-template-columns: 1fr;
      gap: 20px;
    }
    
    .pic {
      height: 200px;
    }
    
    .txt {
      font-size: 18px;
    }
  }




  /*  虎韵千秋CSS 样式 */

.triple-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    /* padding: 30px 0; */
    background-color:#7d2626;
}

.card {
    position: relative;
    perspective: 1000px;
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.6s;
}

.card-inner {
    position: relative;
    width: 100%;
    height: 400px;
    transform-style: preserve-3d;
    transition: transform 0.8s;
}

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

.front, .back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    background: rgba(255,255,255,0.9);
    padding: 20px;
}
.front h4 {
    color: #7d2626;
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 2px;
}
.back {
    transform: rotateY(180deg);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.image-mask {
    height: 280px;
    clip-path: polygon(0 0, 100% 0, 100% 85%, 0 100%);
    overflow: hidden;
    position: relative;
}

.image-mask img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

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

.deco-line {
    width: 60px;
    height: 2px;
    background: #7d2626;
    margin: 15px auto;
    transition: width 0.3s;
}

.card:hover .deco-line {
    width: 100px;
}

/* 特殊效果 */
.hologram-effect {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, 
        rgba(125,38,38,0.2) 0%,
        rgba(255,255,255,0.4) 50%,
        rgba(125,38,38,0.2) 100%
    );
    opacity: 0;
    transition: opacity 0.3s;
}

.digital-card:hover .hologram-effect {
    opacity: 0.6;
}

.progress-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: #7d2626;
    width: 0;
    transition: width 4s linear;
}

.card:hover .progress-bar {
    width: 100%;
}




/* 虎跃当下 */

  /* 内容公用的 */
  .bd ul {
    display: flex;
    justify-content: space-between;
  }
  .bd li {
    width: 275px;
    height: 375px;
    background-color: #dcb968;
  }
  .bd li .pic {
  width: 275px;
  height: 335px;
  }
  .bd li .txt {
    height: 40px;
    line-height: 40px;
    text-align: center;
    font-size: 24px;
    font-weight: 700;
  }


/* 修改banner.css */

 
   /* 轮播容器 */
   .carousel {
    position: relative;
    width: 1200px;
    height: 670px;
    margin: 50px auto;
    overflow: hidden;
    border-radius: 25px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    z-index: 100;
}

/* 图片列表 */
.carousel-list {
    position: relative;
    height: 100%;
    transition: transform 0.5s ease;
    padding: 0;
}

.carousel-item {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: 0;
}

.carousel-item.active {
    opacity: 1;
    z-index: 1;
}

.carousel-item img {
    width: 100%;
    height: 100%;
    object-fit:cover;
}

/* 控制箭头 */
.carousel-control {
    position: absolute;
    z-index: 100;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(0,0,0,0.3);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

.carousel:hover .carousel-control {
    opacity: 1;
}

.carousel-control.prev {
    left: 20px;
}

.carousel-control.next {
    right: 20px;
}

.carousel-control i {
    color: white;
    font-size: 28px;
}

/* 指示点 */
.carousel-dots {
    position: absolute;
    bottom: 50px;
    left: 50%;
    height: 25px;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
    z-index: 100;
    border-radius: 20px;
    background-color:rgba(255,255,255,0.5) ;
    align-items: center;
    padding: 10px;
}



.carousel-dot {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background: #fff;
    cursor: pointer;
    transition: all 0.3s ease;
}

.carousel-dot.active {
    background: #7d2626;
    transform: scale(1.2);
}










  
  /* * 文化特性 */ 
  /* 标题的公共样式 */
  .one {
    height: 562px;
    background-color:#7d2626;
   position: relative;
   /* background-image: url(../images/lhh\ logo\ smallpng.png); */
  }
  .one .title {
    display: flex;
    justify-content: space-between;
    margin-top: 40px;
    margin-bottom: 30px;
    height: 42px;
    line-height: 42px;
    background-color: rgb(247, 243, 244);
    border-top:2px solid #7d2626;
  }
  .one .title .left {
    display: flex;
  }
  .one .title .left img {
    width: 27px;
    height: 28px;
    align-self: center;
    border:0;
  }
  .one .title .left h3 {
    font-size: 28px;
    color: #333;
   font-weight:700;
    margin: 0 15px;
  }
  .one .title a {
    display: flex;
  }
  .one .title .more {
    color: #7d2626;
    font-size: 22px;
    align-items: center;
  }
  
  .one .title .right .iconfont {
    background-color: #f2f2f2;
    color: #7d2626;
    font-size:  22px;
    font-weight: 700; 
    height: 34px;
    align-items: center;
  }
  

  
  /* 学术研究 */
  .study {
    background-image: url(../images/lhh\ logo\ smallpng.png);
    /* background-repeat:repeat-x; */
  }
  .study .title {
    display: flex;
    justify-content:space-between;
    margin-top: 40px;
    margin-bottom: 30px;
    height: 42px;
    line-height: 42px;
    background-color: rgb(247, 243, 244);
  }
  .title .left {
    display: flex;
  }
  .title .left img {
    width: 27px;
    height: 28px;
    align-self: center;
    border: 3px solid #7d2626;
  }
  .title .left h3 {
    font-size: 28px;
    color: #333;
   font-weight:700;
    margin: 0 15px;
  }
  .title a {
    display: flex;
  }
  .title .more {
    color: #7d2626;
    font-size: 22px;
  }
  .title .right .iconfont {
    background-color: #7d2626;
    color: #fff;
    font-size:  22px;;
  }
  
  
  
  .hd ul {
    display: flex;
    justify-content: space-between;
    
  }
  .hd li {
    width: 275px;
    height: 375px;
    background-color: #fff;
    display: flex;
    justify-content:space-around;
    align-items:top;
    border: 10px solid #7d2626;
    padding-top: 100px;
  }
  .hd li a {  
    justify-content: center;
  }
  .hd li a .iconfont {
  font-size: 150px;
  color: #7d2626;
  
  }
  .study .hd .cartoon {
    height: 100px;
    line-height:100px;
    text-align: center;
    font-size: 24px;
    font-weight: 700;
  }