@charset "utf-8";
/* ============================================
   航空学院网站 - index.css（首页专用样式）
   包含：Banner轮播、图片焦点、新闻动态、
         通知公告、实习就业、特色专栏、学团活动、相关链接
   适配：博达网站群 V12
   版本：2026-05
   ============================================ */


/* ============================================
   Banner 轮播  .flexslider
   ============================================ */
.flexslider {
    position: relative;
    height: 420px;
    overflow: hidden;
    width: 100%;
    margin: 0;
    background: linear-gradient(135deg, #0F172A, #0369A1, #0EA5E9);
}

.slides {
    position: relative;
    z-index: 1;
    height: 100%;
    margin: 0;
    padding: 0;
}

.slides li {
    height: 420px;
    position: relative;
    background-size: 100% 100%;
    background-position: center;
    list-style: none;
}

/* flexslider 控制点 */
.flex-control-nav {
    position: absolute;
    bottom: 22px;
    z-index: 10;
    width: 100%;
    text-align: center;
}

.flex-control-nav li {
    display: inline;
    zoom: 1;
    margin: 0 4px;
}

.flex-control-nav a {
    display: inline-block;
    width: 10px;
    height: 10px;
    line-height: 80px;
    overflow: hidden;
    background: rgba(255,255,255,0.45);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
}

.flex-control-nav a:hover { background: rgba(255,255,255,0.8); }
.flex-control-nav .flex-active { background: #fff; transform: scale(1.3); }


/* ============================================
   首页主内容容器
   ============================================ */
.main1, .main2, .main3 {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

.main1 { padding-top: 36px; padding-bottom: 10px; }
.main2 { padding-top: 36px; }
.main3 { padding-top: 36px; padding-bottom: 60px; }


/* ============================================
   区块标题条  .yywyBt
   ============================================ */
.yywyBt {
    height: auto;
    background: transparent;
    padding: 0 0 14px;
    border-bottom: 3px solid #0EA5E9;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.yywyBt span {
    font-size: 19px;
    font-weight: 700;
    color: #0F172A;
    display: flex;
    align-items: center;
    gap: 10px;
    line-height: 1;
}

/* 标题左侧竖条 */
.yywyBt span::before {
    content: '';
    width: 4px;
    height: 20px;
    background: linear-gradient(180deg, #0EA5E9, #38BDF8);
    border-radius: 2px;
    flex-shrink: 0;
}

.yywyBt a {
    font-size: 12px;
    color: #0EA5E9;
    border: 1px solid #0EA5E9;
    padding: 4px 12px;
    border-radius: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.yywyBt a:hover {
    background: #0EA5E9;
    color: #fff;
}


/* ============================================
   图片焦点区域  .section-focus-pic（左侧轮播图文）
   ============================================ */
.section-focus-pic {
    height: 360px;
    width: 38%;
    overflow: hidden;
    position: relative;
    float: left;
    margin-right: 3%;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.1);
}

.section-focus-pic .pages {
    width: 100%;
    height: 360px;
    position: relative;
}

.section-focus-pic .pages ul {
    height: 100%;
    margin: 0;
    padding: 0;
    position: relative;
}

.section-focus-pic .pages ul li {
    position: absolute;
    top: 0;
    left: 100%;
    width: 100%;
    height: 100%;
    list-style: none;
    transition: left 0.5s ease;
}

/* 当前显示的图片 */
.section-focus-pic .pages ul li:first-child,
.section-focus-pic .pages ul li.current {
    left: 0;
    z-index: 2;
}

/* 旧幻灯片向左滑出（JS 切换时添加此类） */
.section-focus-pic .pages ul li.prev {
    left: -100%;
    z-index: 1;
}

.section-focus-pic .pages img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* 图片标题文字 */
.section-focus-pic ul li h3 {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    color: #fff;
    font-size: 15px;
    font-weight: normal;
    padding: 40px 20px 16px;
    background: linear-gradient(to top, rgba(0,0,0,0.72), transparent);
    box-sizing: border-box;
    z-index: 5;
}

.section-focus-pic ul li div {
    display: none;
}

/* 分页控制点 */
.section-focus-pic .controler {
    position: absolute;
    bottom: 14px;
    right: 14px;
    z-index: 10;
    display: flex;
    gap: 6px;
}

.section-focus-pic .controler b {
    cursor: pointer;
    width: 9px;
    height: 9px;
    display: block;
    overflow: hidden;
    text-indent: 20px;
    background: rgba(255,255,255,0.55);
    border-radius: 50%;
    transition: all 0.3s ease;
    margin: 0;
}

.section-focus-pic .controler b:hover,
.section-focus-pic .controler b.down {
    background: #0EA5E9;
    transform: scale(1.2);
}


/* ============================================
   新闻动态  .xwdt
   ============================================ */
.xwdt {
    float: right;
    width: 59%;
}

.xwdt .yywyBt {
    border-bottom-color: #0EA5E9;
}

/* 置顶大图文章卡片 */
.xwdtMain {
    background: #fff;
    padding: 18px 20px;
    border-radius: 12px;
    box-shadow: 0 4px 18px rgba(0,0,0,0.05);
    margin-bottom: 14px;
}

.xwdtMain a { color: #0F172A; }
.xwdtMain a:hover { color: #0EA5E9; }

.xwdtMain h4 {
    font-size: 17px;
    font-weight: 600;
    color: #0F172A;
    padding-bottom: 10px;
    border-bottom: 1px dashed #eee;
    margin-bottom: 10px;
}

.xwdtMain p {
    text-indent: 2em;
    color: #666;
    line-height: 1.8;
    font-size: 14px;
}

.xwdtMain p img {
    float: left;
    margin-right: 14px;
    border-radius: 8px;
    max-width: 200px;
}

/* 新闻列表 */
.xwdt ul {
    background: #fff;
    padding: 4px 18px 12px;
    border-radius: 12px;
    box-shadow: 0 4px 18px rgba(0,0,0,0.05);
    margin: 0;
}

.xwdt ul li {
    border-bottom: 1px dashed #eee;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.xwdt ul li:last-child { border-bottom: none; }

/* 列表项前圆点 - 用li的伪元素 */
.xwdt ul li::before {
    content: '';
    width: 7px;
    height: 7px;
    background: #0EA5E9;
    border-radius: 50%;
    flex-shrink: 0;
}

.xwdt ul li a {
    flex: 1;
    display: block;
    padding: 10px 8px;
    color: #333;
    font-size: 14px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    transition: all 0.3s ease;
    min-width: 0; /* 允许flex子元素收缩 */
}

.xwdt ul li a:hover {
    color: #0EA5E9;
}

/* 日期 - 右对齐，作为li的直接子元素 */
.xwdt ul li i {
    font-size: 12px;
    color: #999;
    flex-shrink: 0;
    white-space: nowrap;
}


/* ============================================
   通知公告  .tzgg
   ============================================ */
.tzgg {
    float: left;
    width: 32%;
}

.tzgg .yywyBt { border-bottom-color: #F97316; }
.tzgg .yywyBt span { color: #7C2D12; }
.tzgg .yywyBt span::before { background: linear-gradient(180deg, #F97316, #FB923C); }
.tzgg .yywyBt a { color: #F97316; border-color: #F97316; }
.tzgg .yywyBt a:hover { background: #F97316; color: #fff; }

.tzggMain {
    background: linear-gradient(135deg, #FFF7ED, #FFEDD5);
    border-radius: 14px;
    padding: 16px 18px;
    min-height: 220px;
    box-shadow: 0 4px 18px rgba(249,115,22,0.1);
    border: none;
}

.tzggMain li {
    height: auto;
    padding: 9px 0;
    border-bottom: 1px dashed rgba(249,115,22,0.2);
}

.tzggMain li:last-child { border-bottom: none; }

.tzggMain li a {
    color: #333;
    display: block;
    transition: all 0.3s;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 2px 0;
}

.tzggMain li a:hover { color: #F97316; }

.tzggMain li a span,
.tzggMain li a i {
    display: inline !important;
    vertical-align: middle;
}

.tzggMain li a span {
    font-size: 14px;
    line-height: 1.5;
}

.tzggMain li a i {
    font-size: 12px;
    color: #bbb;
    margin-left: 10px;
}


/* ============================================
   实习就业  .sxjy
   ============================================ */
.sxjy {
    float: right;
    width: 65%;
}

.sxjy .yywyBt { border-bottom-color: #10B981; }
.sxjy .yywyBt span { color: #065F46; }
.sxjy .yywyBt span::before { background: linear-gradient(180deg, #10B981, #34D399); }

.sxjyMain {
    background: #fff;
    border-radius: 14px;
    padding: 18px;
    min-height: 220px;
    box-shadow: 0 4px 18px rgba(0,0,0,0.05);
    overflow: hidden;
}

/* 滚动横幅容器 */
#demo {
    width: 100%;
    overflow: hidden;
    white-space: nowrap;
}

#demo1, #demo2 {
    display: inline-block;
}

#demo table {
    border-collapse: collapse;
}

#demo table table dl {
    display: inline-block;
    vertical-align: top;
    margin: 0 10px;
}

#demo table table dl dt {
    padding: 0 8px;
}

#demo table table dl dt img {
    width: 220px;
    height: 140px;
    border-radius: 10px;
    object-fit: cover;
    transition: transform 0.3s ease;
    display: block;
}

#demo table table dl dt img:hover {
    transform: scale(1.04);
}

#demo table table dl dd {
    text-align: center;
    padding: 8px 0;
}

#demo table table dl dd a {
    line-height: 1.4;
    color: #333;
    font-weight: 500;
    font-size: 13px;
}

#demo table table dl dd a:hover { color: #0EA5E9; }


/* ============================================
   特色专栏  .tszl
   ============================================ */
.tszl {
    float: left;
    width: 32%;
}

.tszl .yywyBt { border-bottom-color: #8B5CF6; }
.tszl .yywyBt span { color: #4C1D95; }
.tszl .yywyBt span::before { background: linear-gradient(180deg, #8B5CF6, #A78BFA); }

.tszlMain {
    background: linear-gradient(135deg, #F5F3FF, #EDE9FE);
    padding: 14px;
    border-radius: 14px;
    min-height: 230px;
    box-shadow: 0 4px 18px rgba(139,92,246,0.1);
    overflow: hidden;
}

.tszlMain a {
    float: left;
    width: 46%;
    margin: 2%;
    padding: 10px;
    background: #fff;
    border-radius: 10px;
    text-align: center;
    color: #333;
    font-size: 13px;
    transition: all 0.3s ease;
}

.tszlMain a:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(139,92,246,0.15);
    color: #8B5CF6;
}

.tszlMain a img {
    width: 100%;
    border-radius: 6px;
    margin-bottom: 8px;
    display: block;
}

.tszlMain a p { line-height: 1.5; }


/* ============================================
   学团活动  .xthd
   ============================================ */
.xthd {
    float: left;
    width: 32%;
    margin-left: 2%;
}

.xthd .yywyBt { border-bottom-color: #EC4899; }
.xthd .yywyBt span { color: #831843; }
.xthd .yywyBt span::before { background: linear-gradient(180deg, #EC4899, #F472B6); }

.xthdMain {
    background: linear-gradient(135deg, #FDF2F8, #FCE7F3);
    padding: 14px;
    border-radius: 14px;
    min-height: 230px;
    box-shadow: 0 4px 18px rgba(236,72,153,0.1);
    overflow: hidden;
}

.xthdMain a {
    float: left;
    width: 46%;
    margin: 2%;
    padding: 10px;
    background: #fff;
    border-radius: 10px;
    text-align: center;
    color: #333;
    font-size: 13px;
    transition: all 0.3s ease;
}

.xthdMain a:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(236,72,153,0.15);
    color: #EC4899;
}

.xthdMain a img {
    width: 100%;
    border-radius: 6px;
    margin-bottom: 8px;
    display: block;
}

.xthdMain a p { line-height: 1.5; }


/* ============================================
   相关链接  .xglj
   ============================================ */
.xglj {
    float: right;
    width: 32%;
}

.xglj .yywyBt { border-bottom-color: #0EA5E9; }
.xglj .yywyBt a { color: #0EA5E9; border-color: #0EA5E9; }
.xglj .yywyBt a:hover { background: #0EA5E9; color: #fff; }

.xgljMain {
    padding: 12px;
    background: #fff;
    border-radius: 14px;
    min-height: 200px;
    box-shadow: 0 4px 18px rgba(0,0,0,0.05);
}

.xgljMain li a {
    display: block;
    padding: 12px 15px;
    color: #333;
    font-size: 14px;
    font-weight: 500;
    border-radius: 8px;
    border-left: 3px solid transparent;
    margin-bottom: 4px;
    transition: all 0.3s ease;
}

.xgljMain li a:hover {
    background: #EFF6FF;
    color: #0EA5E9;
    border-left-color: #0EA5E9;
    padding-left: 20px;
}


/* ============================================
   响应式适配
   ============================================ */

/* --- 平板端 ≤1200px --- */
@media screen and (max-width: 1200px) {
    .main1, .main2, .main3 {
        max-width: 100%;
        padding: 0 16px;
    }

    /* Banner 高度适当缩小 */
    .flexslider { height: 340px; }
    .slides li { height: 340px; }

    /* 焦点轮播缩小 */
    .section-focus-pic { height: 300px; }
    .section-focus-pic .pages { height: 300px; }

    /* 实习就业图片缩小 */
    #demo table table dl dt img {
        width: 180px;
        height: 115px;
    }
}

/* --- 手机端 ≤768px --- */
@media screen and (max-width: 768px) {
    /* Banner 进一步缩小 */
    .flexslider { height: 220px; }
    .slides li { height: 220px; }

    .flex-control-nav a {
        width: 8px;
        height: 8px;
    }

    /* 主内容间距缩小 */
    .main1 { padding-top: 20px; padding-bottom: 6px; }
    .main2 { padding-top: 20px; }
    .main3 { padding-top: 20px; padding-bottom: 40px; }

    .yywyBt span { font-size: 16px; gap: 8px; }
    .yywyBt { margin-bottom: 14px; padding-bottom: 10px; }

    /* === main1 区域：焦点 + 新闻 改为上下堆叠 === */
    .section-focus-pic {
        width: 100%;
        height: 220px;
        float: none;
        margin-right: 0;
        margin-bottom: 20px;
        border-radius: 12px;
    }

    .section-focus-pic .pages { height: 220px; }

    .section-focus-pic .controler {
        bottom: 10px;
        right: 10px;
    }

    .xwdt {
        float: none;
        width: 100%;
    }

    .xwdtMain { padding: 14px 16px; }
    .xwdtMain h4 { font-size: 15px; }
    .xwdtMain p { font-size: 13px; }
    .xwdtMain p img { max-width: 140px; }

    .xwdt ul { padding: 4px 14px 10px; }
    .xwdt ul li a { font-size: 13px; padding: 8px 6px; }

    /* === main2 区域：通知 + 实习 改为上下堆叠 === */
    .tzgg {
        float: none;
        width: 100%;
        margin-bottom: 20px;
    }

    .tzggMain { min-height: auto; padding: 14px 16px; }

    .sxjy {
        float: none;
        width: 100%;
    }

    .sxjyMain { min-height: auto; padding: 14px; }

    /* 实习就业图片适配手机 */
    #demo table table dl { margin: 0 6px; }
    #demo table table dl dt img {
        width: 140px;
        height: 90px;
    }
    #demo table table dl dd a { font-size: 12px; }

    /* === main3 区域：特色 + 学团 + 链接 改为上下堆叠 === */
    .tszl {
        float: none;
        width: 100%;
        margin-bottom: 20px;
    }

    .tszlMain { min-height: auto; }

    .tszlMain a {
        width: 46%;
        padding: 8px;
        font-size: 12px;
    }

    .xthd {
        float: none;
        width: 100%;
        margin-left: 0;
        margin-bottom: 20px;
    }

    .xthdMain { min-height: auto; }

    .xthdMain a {
        width: 46%;
        padding: 8px;
        font-size: 12px;
    }

    .xglj {
        float: none;
        width: 100%;
    }

    .xgljMain { min-height: auto; }
    .xgljMain li a {
        padding: 10px 12px;
        font-size: 13px;
    }
}

/* --- 极小屏幕 ≤480px --- */
@media screen and (max-width: 480px) {
    .flexslider { height: 160px; }
    .slides li { height: 160px; }

    .section-focus-pic { height: 180px; }
    .section-focus-pic .pages { height: 180px; }

    /* 焦点轮播标题字号 */
    .section-focus-pic ul li h3 {
        font-size: 13px;
        padding: 30px 14px 12px;
    }

    /* 新闻动态标题 */
    .yywyBt span { font-size: 15px; }

    .xwdtMain h4 { font-size: 14px; }
    .xwdtMain p { font-size: 12px; }

    /* 特色/学团卡片改为两列 */
    .tszlMain a, .xthdMain a {
        width: 47%;
        padding: 6px;
        margin: 1.5%;
    }

    /* 实习就业图片极小屏适配 */
    #demo table table dl dt img {
        width: 110px;
        height: 70px;
    }
}