@charset "utf-8";
/* CSS Document */
* {
    list-style: none;
    text-decoration: none;
}
body {
    font-family: "微软雅黑", Arial, sans-serif;

    /* 防止导航滑出时页面滚动 */
    overflow-x: hidden;
}

ul,li,a,h3 { list-style: none; text-decoration: none; padding: 0px; margin: 0px;}
header { background:url(../images/headbj_01.png) no-repeat left top; background-size:cover; display: flex; flex-flow: column wrap; align-items: center; justify-content: center;}
.head {width: 100%; max-width:1588px; margin-top: 65px; position: relative;}
.logo { width: 40%;}
.logo img { width: 100%;}
.lsyg_box { width: 55%; display: flex; flex-flow: column wrap; justify-content: flex-start; margin: 80px 0px 20px;}
.lsyg_box h3 {width: 100%; }

.lsyg { width: 100%; margin-top: 50px;}
.lsyglist { display: flex; height: 100px; flex-flow: row nowrap; justify-content: flex-start;  color:#f1c685;  }
.year_title { width:120px; background: url(../images/fgx.png) repeat-y right top; font-size: 30px; font-family:微软雅黑; } 
.year_lssj { width: 80%; margin-left: 20px; font-size: 18px; line-height: 30px; font-family: "微软雅黑"; }


/* 搜索 */

.search-box { width: 100%; padding: 30px 0px; display: flex; justify-content:center; border-bottom: 5px solid #af0e20; }
.search {
width: 100%;  
max-width: 1400px; 
font-size: 16px;
letter-spacing: 1px;
}


.search-form  {width: 100%; display: flex; flex-flow: row nowrap;  justify-content: space-between;}

.search-srk { 
border: 1px solid #d3d3d3;
width: 85%; 
box-sizing: border-box; 
height: 50px; 
padding: 0px 15px; 
line-height: 50px; 
color: #000000;
font-size: 16px; 
border-radius: 35px;
outline: 0;
background: none;
font-family: Microsoft YaHei;

}

.search-srk  placeholder {color:#1b1b1b;}

.search-submit { 
width: 152px; 
height: 50px; 
border: 0;
outline: 0;
border-radius: 30px;
background:#af0e20 url(../images/fdj.png) no-repeat 30px center; 
padding-left: 30px;
font-size: 22px;
letter-spacing: 3px;
color: #fff;
cursor: pointer;
-webkit-border-radius: 35px;
-moz-border-radius: 35px;
-ms-border-radius: 35px;
-o-border-radius: 35px;
}


.main1{ 
width: 100%;
background:#efe4d8;
background-size: cover;
display: flex;
flex-flow: column wrap;
justify-content: center;
align-items: center;
padding-top: 30px;
    
}
.zj_title {

width: 100%;
max-width: 1588px;
display: flex;
justify-content: center;
}

.zj_title h3 { width: 385px; height: 182px;}
.sp_new_box { 
width: 100%;
max-width: 1588px;
display: flex;
justify-content: space-between;
padding: 40px 0px 55px;
}

.sp { 
width: 49%;
display: flex;
justify-content: center;
}
.sp img { 
width: 100%;
}


.yy_jj { 
width: 49%;
display: flex;
flex-flow: column wrap;
justify-content:center;
color:#000000;
background: url(../images/bjk.png) no-repeat center top;
background-size:cover;
align-items: center;
}
.jjnr { 
width: 88%; 
font-size: 18px; 
font-family: "微软雅黑";
line-height: 35px;
max-height: 380px;
margin:30px auto 20px;
overflow: hidden;

}


.main2 {
width: 100%;
display: flex;
flex-flow: column wrap;
justify-content: center;
align-items: center;
background: url(../images/yywh_02.png) no-repeat center;
padding-bottom: 85px;
background-size: cover;
}


.sylm_title {
width: 100%; 
max-width:1588px;  
display: flex; 
flex-flow: row nowrap; 
justify-content: space-between;
margin: 45px 0px;
align-items: center;
}

.sylm_title h3 { 
width: 167px;
height: 35px;

}

.more { 
width: 180px;
height: 40px;
font-size: 16px; 
color: #ffffff;
text-decoration: none;
cursor: pointer;
background: #ae0001;
border: 1px dashed #fff;
border-radius:30px;
line-height: 40px;
text-align: center;
letter-spacing: 1px;
font-size: 18px;
font-family:"微软雅黑";
}

.more a { color: #ffffff;  font-weight: bold;}
.more a:hover {
color:#d39b5c;
}

.lsfz { 
width: 100%; 
max-width: 1588px; 
display: flex; 
flex-flow: row wrap;  
justify-content: space-between; 
position: relative;
}

.lsfz::before { 
content: ""; 
width: 1px; 
height: 100%; 
background-color: #ff9b28; 
position: absolute;
left: 50%;
top: 0;
transform: translateX(-50%);
}  

.lsfzli {
width: 45%;
height: auto;
display: flex;
flex-direction: column;
color: #fff;
line-height: 35px;
margin-bottom: 30px;
position: relative;
font-family: 微软雅黑;
}


/* 奇数项（左侧）- 年份右对齐 */
.lsfzli:nth-child(odd) { 
/*  align-items: flex-end;*/
text-align: right;
padding-right: 40px;
}

/* 偶数项（右侧）- 年份左对齐 */
.lsfzli:nth-child(even) { 
/*  align-items: flex-start;*/
text-align: left;
padding-left: 40px;
margin-left: auto; /* 确保右侧项目靠右 */
}

.lsfzli h3 { 
line-height: 35px; 
position: relative;
font-size: 30px;
margin-bottom: 20px;
color: #d39b5c;
width: 100%;
}

/* 左侧年份右对齐 */
.lsfzli:nth-child(odd) h3 {
text-align: left;
padding-right: 20px;
letter-spacing:1px;
}

/* 右侧年份左对齐 */
.lsfzli:nth-child(even) h3 {
text-align: left;
padding-left: 20px;
letter-spacing:1px;
}

/* 左侧圆点 - 位于中线上 */
.lsfzli:nth-child(odd) h3::before { 
content: ""; 
width: 16px; 
height: 16px; 
border-radius: 50%; 
background-color: #ff9b28; 
position: absolute; 
right: 2px; 
top: 50%;  
transform: translateY(-50%);
border: 3px solid #1a1a2e;
box-shadow: 0 0 0 2px #ff9b28;
z-index: 2;
}

/* 右侧圆点 - 位于中线上 */
.lsfzli:nth-child(even) h3::before { 
content: ""; 
width: 16px; 
height: 16px; 
border-radius: 50%; 
background-color: #ff9b28; 
position: absolute; 
left: -18px; 
top: 50%;  
transform: translateY(-50%);
border: 3px solid #1a1a2e;
box-shadow: 0 0 0 2px #ff9b28;
z-index: 2;
}

.lsfz_js { 
font-size: 18px; 
line-height:35px;
color: #e0e0e0;
font-family:"微软雅黑";

}

/* 左侧描述右对齐 */
.lsfzli:nth-child(odd) .lsfz_js {
text-align: left;
}

/* 右侧描述左对齐 */
.lsfzli:nth-child(even) .lsfz_js {
text-align: left;
}

/* 调整偶数项的位置 - 与奇数项交错 */
.lsfzli:nth-child(even) { 
margin-top: 100px; 
}

/* 连接线装饰 - 左侧 */
.lsfzli:nth-child(odd)::after {
content: "";
position: absolute;
width: 40px;
height: 2px;
background-color: #ff9b28;
right: -20px;
top:15px;
z-index: 1;
}

/* 连接线装饰 - 右侧 */
.lsfzli:nth-child(even)::after {
content: "";
position: absolute;
width: 40px;
height: 2px;
background-color: #ff9b28;
left: -20px;
top:15px;
z-index: 1;
}

/* 响应式调整 */
@media (max-width: 1024px) {
.lsfz {
    max-width: 90%;
    flex-direction: column;
}

.lsfz::before {
    left: 20px;
    transform: none;
}

.lsfzli {
    width: 100%;
    margin-bottom: 50px;
}

.lsfzli:nth-child(odd),
.lsfzli:nth-child(even) {
    align-items: flex-start;
    text-align: left;
    padding-left: 60px;
    padding-right: 0;
}

.lsfzli:nth-child(odd) h3,
.lsfzli:nth-child(even) h3 {
    text-align: left;
    padding-left: 20px;
    padding-right: 0;
}

.lsfzli:nth-child(odd) h3::before,
.lsfzli:nth-child(even) h3::before {
    left: -30px;
    right: auto;
    transform: translateY(-50%);
}

.lsfzli:nth-child(odd)::after,
.lsfzli:nth-child(even)::after {
    left: -30px;
    right: auto;
    width: 30px;
}

.lsfzli:nth-child(odd) .lsfz_js,
.lsfzli:nth-child(even) .lsfz_js {
    text-align: left;
}

.lsfzli:nth-child(even) {
    margin-top: 0;
}


.head,.lsfz,.tb_box,.sylm_title  { width: 95% !important;}
.lsyg_box { width:100%;}
.sp_new_box { width: 90%; display: flex; flex-flow: column wrap;}
.sp { width: 100%;}
.yy_jj { width: 100%; margin-top: 50px;}

}




.main3 {
    width: 100%; 
    display: flex; 
    flex-flow: row nowrap; 
    justify-content: center; 
    background-size: cover; 
    background: url(../images/sbj.png) no-repeat center bottom;
}
.tb_box { width: 100%; max-width: 1588px; margin-top:80px; margin-bottom: 150px;}
.tb_box ul { width: 100%; display: flex; justify-content: space-between; margin-top: 16px;}
.tb_box ul li {width: 29%; max-width: 325px; max-height: 328px;  display: flex; justify-content: space-between;}
.tb_box ul li:nth-child(2) { margin-top: 60px; width: 32%;  max-width: 420px; max-height: 408px;}
.tb_box ul li  { display: flex; flex: 1 1 auto; flex-flow: column wrap;}
/* .tb_box ul li span {transition: transform 0.5s ease;  transform-origin: center center;} */
.tb_box ul li a img  {
width: 100%; 
display: flex; 
flex: 1 1 auto;  
animation: rotateLoop 8s linear infinite;
/* 可选：自定义旋转中心（默认中心） */
transform-origin: center center;
/* 定义关键帧动画：核心是设置旋转的起始和结束状态 */

}
@keyframes rotateLoop {
/* 动画起始状态（0% 也可以写成 from） */
0% {
transform: rotate(0deg); /* 初始角度：0度（不旋转） */
}
/* 动画结束状态（100% 也可以写成 to） */
100% {
transform: rotate(360deg); /* 结束角度：顺时针旋转360度 */
}
}
.tb_box ul li a p { text-align: center; color: #9b0005; font-size: 24px; font-weight: bold;}
.tb_box ul li:hover {  transform: rotate(360deg) scale(1.05); }
footer { width: 100%; background: #ae0001; display: flex;}
.foot { width: 100%; max-width: 1588px; margin: 35px auto; line-height: 36px; letter-spacing: 1px; text-align: center; color: #fff; font-weight: bold; font-size: 16px; font-family: "微软雅黑";}




/*   *******  导航   *******     */
  /* 导航头部（固定在顶部，仅保留logo和汉堡按钮） */
.nav-header {
    width: 100px;
    background: #850202;
    position: absolute;
    top: 76px;
    right: 10px;
    z-index: 999;
    display: flex;
    justify-content:space-evenly;
    align-items: center;
    padding: 0 15px;
    height: 40px;
    border-radius: 30px;
}

    .nav-logo {
            color: #fff;
            font-size: 18px;
            letter-spacing: 1px;
            margin-right: 15px;
        }

        /* 汉堡菜单外层 */
        .menu-wrap {
            width: 100px;
            height: 40px;
            border-radius: 6px;
            display: flex;
            justify-content: center;
            align-items: center;
            cursor: pointer;
            transition: background-color 0.2s ease;
            z-index: 1000; /* 确保在导航上层 */
        }
        .menu-wrap:hover, .menu-wrap.active {
            background: rgba(255,255,255,0.1);
        }
        .menu-toggle {
            width: 28px;
            height: 25px;
            position: relative;
        }
        .menu-toggle span {
            display: block;
            width: 100%;
            height: 3px;
            background: #fff;
            position: absolute;
            left: 0;
            border-radius: 2px;
            transition: all 0.3s ease;
        }
        .menu-toggle span:nth-child(1) { top: 5px; }
        .menu-toggle span:nth-child(2) { top: 14px; }
        .menu-toggle span:nth-child(3) { top: 23px; }
        .menu-wrap.active .menu-toggle span:nth-child(1) {
            transform: rotate(45deg);
            top: 14px;
        }
        .menu-wrap.active .menu-toggle span:nth-child(2) {
            opacity: 0;
        }
        .menu-wrap.active .menu-toggle span:nth-child(3) {
            transform: rotate(-45deg);
            top: 14px;
        }

        /* 侧滑导航菜单 - 核心修改 */
        .mobile-nav {
            width: 80%; /* 非100%宽度，可调整（建议70%-85%） */
            max-width: 320px; /* 限制最大宽度，适配大屏手机 */
            height: 100vh; /* 全屏高度 */
            background: #750c0c;
            position: fixed;
            top: 0;
            right: -100%; /* 默认隐藏在右侧 */
            z-index: 998; /* 低于汉堡按钮 */
            transition: right 0.3s ease; /* 右侧滑出动画 */
            padding-top: 60px; /* 避开顶部导航头 */
            overflow-y: auto; /* 菜单过长时可滚动 */
        }
        /* 导航展开时的状态 */
        .mobile-nav.show {
            right: 0; /* 从右侧滑出 */
        }

        /* 菜单层级样式 */
        .nav-menu { margin-top: 50px;}
        .nav-menu > li {
            border-bottom: 1px dashed #a13737;
            position: relative;
        }
        .nav-menu > li > a {
            display: block;
            color: #fff;
            padding: 22px 15px;
            font-size: 16px;
            position: relative;
            z-index: 1;
        }
        .arrow-wrap {
            position: absolute;
            right: 20px;
            top: 50%;
            transform: translateY(-50%);
            z-index: 2;
        }
        .arrow {
            display: block;
            width: 12px;
            height: 12px;
            border-right: 2px solid #fff;
            border-bottom: 2px solid #fff;
            transform: rotate(45deg);
            transition: transform 0.3s ease;
        }
        .nav-menu > li.active .arrow {
            transform: rotate(-135deg);
        }
        .dropdown-trigger {
            width: 55px;
            height: 100%;
            position: absolute;
            right: 0;
            top: 0;
            cursor: pointer;
            z-index: 3;
            /* 调试用背景，上线可删 */
            /* background: rgba(255,0,0,0.1); */
        }
        .nav-menu > li > a:hover {
            background: #700d0d;
        }

        .sub-menu {
            display: none;
            background: #700d0d;
            padding-left: 20px;
        }
        .sub-menu li {
            border-bottom: 1px solid #700d0d;
        }
        .sub-menu a {
            display: block;
            color: #fff;
            padding: 10px 15px;
            font-size: 14px;
        }
        .sub-menu a:hover {
            background: #700d0d;
        }
        .sub-menu.show {
            display: block;
        }

        /* 可选：添加遮罩层，展开时变暗背景 */
        .nav-mask {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.5);
            z-index: 997;
            display: none;
        }
        .nav-mask.show {
            display: block;
        }

    


@media (max-width: 768px) {
.lsfzli:nth-child(odd) .lsfz_js,
.lsfzli:nth-child(even) .lsfz_js {
    text-align: left;
}
}