/* ============================================================
   Coal 主题 · 煤矿安全信息网风格 (深藏青 + 橙)
   配套模板: index / category_article / show_article
   ============================================================ */
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB",Arial,sans-serif;background:#f4f6f9;color:#333;font-size:14px;line-height:1.7}
a{text-decoration:none;color:#2c3e50}
a:hover{color:#e67e22}
img{border:0;max-width:100%}
ul,ol,li{list-style:none}
.clearfix{clear:both}

.wrap{max-width:1200px;margin:0 auto;padding:0 16px;position:relative}

/* ---------- 顶部信息条 ---------- */
.coal-topbar{background:#1a2b4a;color:#c8d3e8;font-size:12px;line-height:1.6}
.coal-topbar .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;padding-top:6px;padding-bottom:6px}
.coal-topbar a{color:#c8d3e8;margin-left:14px}
.coal-topbar a:hover{color:#fff}

/* ---------- 页头 ---------- */
.coal-header{background:#fff;border-bottom:3px solid #e67e22}
.coal-header .wrap{display:flex;align-items:center;justify-content:space-between;padding-top:16px;padding-bottom:16px;flex-wrap:wrap;gap:12px}
.coal-logo{display:flex;align-items:center;gap:12px}
.coal-logo .icon{width:48px;height:48px;border-radius:10px;background:linear-gradient(135deg,#e67e22,#d35400);display:flex;align-items:center;justify-content:center;color:#fff;font-size:22px;font-weight:bold;flex-shrink:0}
.coal-logo h1{font-size:22px;color:#1a2b4a;font-weight:bold}
.coal-logo p{font-size:12px;color:#888;margin-top:2px}
.coal-search{display:flex}
.coal-search input{width:300px;height:36px;border:2px solid #e67e22;border-right:none;padding:0 12px;font-size:13px;outline:none;color:#333}
.coal-search button{width:80px;background:#e67e22;color:#fff;border:none;font-size:14px;cursor:pointer;height:36px}
.coal-search button:hover{background:#d35400}

/* ---------- 主导航 ---------- */
.coal-nav{background:#1a2b4a;box-shadow:0 2px 6px rgba(0,0,0,.15)}
.coal-nav .wrap{display:flex;flex-wrap:wrap}
.coal-nav a{display:block;padding:13px 22px;color:#e8edf7;font-size:15px;font-weight:bold;position:relative}
.coal-nav a:hover,.coal-nav a.current{background:#e67e22;color:#fff}

/* ---------- 主体区 ---------- */
.coal-main{max-width:1200px;margin:20px auto 0;padding:0 16px}
.coal-row{display:flex;gap:20px;align-items:flex-start}
.coal-col-main{flex:1;min-width:0}
.coal-col-side{width:290px;flex-shrink:0}
@media(max-width:900px){
  .coal-row{flex-direction:column}
  .coal-col-side{width:100%}
  .coal-search input{width:140px}
}

/* ---------- 面板 ---------- */
.coal-panel{background:#fff;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,.05);overflow:hidden;margin-bottom:20px}
.coal-panel .hd{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid #f0f0f0}
.coal-panel .hd h3{font-size:16px;color:#1a2b4a;border-left:4px solid #e67e22;padding-left:10px}
.coal-panel .hd .more{font-size:12px;color:#888}
.coal-panel .hd .more:hover{color:#e67e22}

/* ---------- 文字列表 ---------- */
.coal-list{padding:4px 16px}
.coal-list li{display:flex;align-items:center;justify-content:space-between;padding:11px 0;border-bottom:1px dashed #eef1f5;font-size:14px}
.coal-list li:last-child{border-bottom:none}
.coal-list .t{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}overflow:hidden;text-overflow:ellipsis}
.coal-list .t::before{content:"·";color:#e67e22;margin-right:8px;font-weight:bold}
.coal-list li:hover .t{color:#e67e22}
.coal-list .d{color:#aaa;font-size:12px;margin-left:12px;flex-shrink:0}

/* ---------- Tab ---------- */
.coal-tabs{display:flex;background:#f7f8fa;border-bottom:2px solid #e67e22;overflow:hidden}
.coal-tabs span{padding:11px 22px;cursor:pointer;font-size:14px;font-weight:bold;color:#666}
.coal-tabs .on{background:#e67e22;color:#fff}

/* ---------- 轮播 ---------- */
.coal-banner{height:300px;border-radius:8px;position:relative;overflow:hidden;margin-bottom:20px;background:linear-gradient(120deg,#0f2a4a 0%,#1a4a7a 55%,#e67e22 130%)}
.coal-banner .swiper-slide{height:300px;position:relative}
.coal-banner .swiper-pagination{bottom:18px;left:60px;text-align:left}
.coal-banner .swiper-pagination-bullet{width:26px;height:4px;background:rgba(255,255,255,.4);border-radius:2px;opacity:1}
.coal-banner .swiper-pagination-bullet-active{background:#e67e22}

/* ---------- 快捷入口 ---------- */
.coal-quick{display:grid;grid-template-columns:repeat(8,1fr);gap:12px;margin-bottom:20px}
.coal-quick a{background:#fff;border-radius:8px;padding:16px 8px;text-align:center;box-shadow:0 2px 8px rgba(0,0,0,.05);transition:.2s;display:block}
.coal-quick a:hover{transform:translateY(-3px);box-shadow:0 6px 16px rgba(0,0,0,.1)}
.coal-quick .ic{font-size:26px;display:block;margin-bottom:6px}
.coal-quick .nm{font-size:13px;color:#34495e;font-weight:bold}
@media(max-width:900px){.coal-quick{grid-template-columns:repeat(4,1fr)}}

/* ---------- 文档卡片 ---------- */
.coal-docs{padding:12px 16px;display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:600px){.coal-docs{grid-template-columns:1fr}}
.coal-doc-item{border:1px solid #eef1f5;border-radius:6px;padding:12px;background:#fafbfd;display:block}
.coal-doc-item:hover{border-color:#e67e22}
.coal-doc-item .ft{color:#e67e22;font-size:12px;display:block;margin-bottom:6px}
.coal-doc-item .nm{font-size:13.5px;font-weight:bold;color:#2c3e50;display:block;margin-bottom:4px}
.coal-doc-item .de{font-size:12px;color:#888;height:36px;overflow:hidden}

/* ---------- 侧栏 ---------- */
.coal-sidebox{background:#fff;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,.05);margin-bottom:20px;overflow:hidden}
.coal-sidebox h4{font-size:15px;color:#1a2b4a;padding:12px 16px;border-bottom:1px solid #f0f0f0;border-left:4px solid #e67e22;padding-left:10px}
.coal-rank{padding:6px 16px 10px}
.coal-rank li{padding:9px 0;border-bottom:1px dashed #eef1f5;font-size:13px;display:flex;gap:8px;align-items:flex-start}
.coal-rank li:last-child{border:none}
.coal-rank .num{width:20px;height:20px;background:#ecf0f1;color:#7f8c8d;border-radius:4px;text-align:center;line-height:20px;font-size:12px;flex-shrink:0}
.coal-rank li:nth-child(1) .num,.coal-rank li:nth-child(2) .num,.coal-rank li:nth-child(3) .num{background:#e67e22;color:#fff}
.coal-rank .tt{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.coal-rank a:hover{color:#e67e22}

/* 侧栏分类 */
.coal-side-cat{padding:8px 0}
.coal-side-cat a{display:flex;justify-content:space-between;padding:10px 18px;font-size:14px;color:#34495e;border-bottom:1px dashed #f0f0f0}
.coal-side-cat a:last-child{border:none}
.coal-side-cat a:hover{color:#e67e22;background:#fbf6ef}
.coal-side-cat .cnt{color:#aaa;font-size:12px}

/* 专题卡 */
.coal-topic{padding:14px 16px}
.coal-topic .box{border-radius:6px;color:#fff;padding:16px;margin-bottom:12px}
.coal-topic .box:last-child{margin-bottom:0}
.coal-topic .bt{font-size:14px;font-weight:bold;margin-bottom:4px}
.coal-topic .sm{font-size:12px;opacity:.85}
.coal-topic .bg1{background:linear-gradient(135deg,#1a4a7a,#2c6aa0)}
.coal-topic .bg2{background:linear-gradient(135deg,#b3541e,#e67e22)}

/* ---------- 频道banner ---------- */
.coal-chan{border-radius:8px;padding:26px 28px;color:#fff;margin-bottom:18px;background:linear-gradient(120deg,#e67e22,#b3541e)}
.coal-chan h2{font-size:24px;margin-bottom:6px}
.coal-chan p{font-size:13px;opacity:.9}

/* ---------- 面包屑 ---------- */
.coal-crumbs{color:#888;font-size:13px;margin-bottom:14px}
.coal-crumbs a{color:#e67e22}
.coal-crumbs .cur{color:#555}

/* ---------- 列表文章项 ---------- */
.coal-artitem{display:flex;align-items:flex-start;gap:14px;padding:18px 20px;border-bottom:1px solid #f0f0f0;transition:.2s;background:#fff;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,.05)}
.coal-artitem:hover{background:#fbf6ef}
.coal-artitem .body{flex:1;min-width:0}
.coal-artitem .title{font-size:16px;font-weight:bold;color:#2c3e50;margin-bottom:6px}
.coal-artitem .title:hover{color:#e67e22}
.coal-artitem .meta{font-size:12px;color:#aaa;margin-bottom:6px}
.coal-artitem .meta b{font-weight:normal;background:#fdf0e4;color:#d35400;padding:1px 8px;border-radius:10px;margin-right:8px}
.coal-artitem .summary{font-size:13px;color:#777;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- 分页 ---------- */
.coal-page{display:flex;gap:8px;justify-content:center;padding:24px 0;flex-wrap:wrap}
.coal-page a,.coal-page span{border:1px solid #ddd;padding:6px 13px;border-radius:4px;font-size:13px;background:#fff;color:#34495e}
.coal-page a:hover{border-color:#e67e22;color:#e67e22}
.coal-page .current,.coal-page .cur{background:#e67e22;color:#fff;border-color:#e67e22}

/* ---------- 内容页 ---------- */
.coal-article{background:#fff;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,.05);padding:30px 34px;margin-bottom:20px}
.coal-article h1{font-size:24px;color:#1a2b4a;text-align:center;line-height:1.5;margin-bottom:10px}
.coal-article .meta{text-align:center;color:#999;font-size:13px;padding-bottom:18px;border-bottom:1px solid #f0f0f0;margin-bottom:22px}
.coal-article .meta span{margin:0 10px;display:inline-block}
.coal-article .meta .tag{background:#fdf0e4;color:#d35400;padding:1px 10px;border-radius:10px}
.coal-article .abstract{background:#f7f9fc;border-left:4px solid #e67e22;padding:12px 16px;color:#555;font-size:13.5px;margin-bottom:24px}
.coal-content{color:#333;font-size:15px;line-height:2}
.coal-content h2{font-size:19px;color:#1a2b4a;margin:26px 0 12px;border-left:4px solid #e67e22;padding-left:10px}
.coal-content h3{font-size:16px;color:#2c3e50;margin:18px 0 8px}
.coal-content p{margin-bottom:14px;text-indent:2em}
.coal-content .box{background:#f7f9fc;border:1px solid #e6ebf2;border-radius:6px;padding:14px 18px;margin:16px 0;text-indent:0}
.coal-content img{max-width:100%;height:auto}
.coal-content table{width:100%;border-collapse:collapse;margin:14px 0}
.coal-content td,.coal-content th{border:1px solid #e6ebf2;padding:8px 10px}
.coal-prevnext{display:flex;flex-direction:column;gap:10px;background:#fff;border-radius:8px;padding:16px 20px;font-size:14px;margin-bottom:20px;box-shadow:0 2px 8px rgba(0,0,0,.05)}
.coal-prevnext a{color:#34495e}
.coal-prevnext a:hover{color:#e67e22}
.coal-tag{padding:0 0 6px}
.coal-tag a{display:inline-block;background:#f2f5f9;color:#566;font-size:12px;padding:3px 12px;border-radius:14px;margin:4px 6px 4px 0}
.coal-tag a:hover{background:#e67e22;color:#fff}

/* ---------- 下载列表 ---------- */
.coal-down-item{display:flex;align-items:center;gap:12px;padding:14px 20px;border-bottom:1px solid #f0f0f0}
.coal-down-item .fi{font-size:24px}
.coal-down-item .body{flex:1;min-width:0}
.coal-down-item .title{font-size:15px;font-weight:bold}
.coal-down-item .meta{font-size:12px;color:#aaa;margin-top:4px}
.coal-down-btn{background:#e67e22;color:#fff!important;padding:6px 16px;border-radius:4px;font-size:13px;flex-shrink:0}
.coal-down-btn:hover{background:#d35400}

/* ---------- 底部 ---------- */
.coal-footer{background:#16233b;color:#9fb0ca;margin-top:30px;padding:30px 0 20px}
.coal-footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap}
.coal-footer .col{flex:1;min-width:180px;padding:0 10px}
.coal-footer h5{color:#c8d3e8;font-size:14px;margin-bottom:12px}
.coal-footer a{display:block;color:#9fb0ca;font-size:13px;line-height:2}
.coal-footer a:hover{color:#fff}
.coal-footer .copy{width:100%;text-align:center;color:#7d8ea8;font-size:12px;border-top:1px solid #243a5c;margin-top:20px;padding-top:16px}

/* ============================================================
/* ============================================================
   Hero 头部：左文字 + 右背景图
   ============================================================ */
.coal-hero{position:relative;color:#fff;margin-bottom:22px;overflow:hidden}
.coal-hero .wrap{position:relative;z-index:2;display:flex;align-items:center;min-height:320px;padding-top:48px;padding-bottom:48px}
.coal-hero .hero-bg{position:absolute;inset:0;z-index:0}
.coal-hero .hero-bg img{width:100%;height:100%;object-fit:cover;display:block}
/* 左深右淡遮罩：左侧保证白字可读，右侧露出掘进机画面 */
.coal-hero .hero-bg:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg, rgba(12,28,52,.94) 0%, rgba(12,28,52,.78) 32%, rgba(12,28,52,.28) 62%, rgba(12,28,52,.05) 100%)}
.coal-hero .hero-left{flex:1;min-width:0;max-width:600px}
.coal-hero .pill{display:inline-block;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.35);padding:4px 14px;border-radius:20px;font-size:12px;letter-spacing:2px;margin-bottom:16px}
.coal-hero h2{font-size:32px;font-weight:800;line-height:1.3;margin-bottom:12px;text-shadow:0 2px 12px rgba(0,0,0,.35)}
.coal-hero p{color:#dbe7f6;font-size:14px;line-height:1.9;margin-bottom:22px;text-shadow:0 1px 6px rgba(0,0,0,.3)}
.coal-hero .hero-keys{display:flex;gap:10px;flex-wrap:wrap}
.coal-hero .hero-keys a{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);color:#fff;padding:7px 16px;border-radius:20px;font-size:13px;transition:.2s;backdrop-filter:blur(2px)}
.coal-hero .hero-keys a:hover{background:#e67e22;border-color:#e67e22}
@media(max-width:900px){
  .coal-hero .wrap{min-height:0;padding:40px 0}
  .coal-hero .hero-bg:after{background:linear-gradient(180deg, rgba(12,28,52,.9) 0%, rgba(12,28,52,.75) 55%, rgba(12,28,52,.4) 100%)}
  .coal-hero h2{font-size:24px}
}

/* ============================================================
   主导航 · 二级下拉
   ============================================================ */
.coal-nav{background:#1a2b4a;box-shadow:0 2px 6px rgba(0,0,0,.15);position:relative;z-index:99}
.coal-nav .wrap{display:flex;flex-wrap:wrap}
.coal-nav> .wrap>a,.coal-nav .coal-nav-item>a{display:block;padding:13px 22px;color:#e8edf7;font-size:15px;font-weight:bold}
.coal-nav-item{position:relative}
.coal-nav-item .ar{font-style:normal;font-size:11px;margin-left:5px;color:#9fb0ca}
.coal-nav-item:hover>a,.coal-nav .wrap>a:hover, .coal-nav .wrap>a.current, .coal-nav-item.current>a{background:#e67e22;color:#fff}
.coal-nav-item:hover .ar{color:#fff}
.coal-sub{display:none;position:absolute;top:100%;left:0;min-width:180px;background:#1f3253;box-shadow:0 8px 20px rgba(0,0,0,.2);z-index:999}
.coal-sub a{display:block;padding:11px 20px;color:#c8d3e8;font-size:14px;border-bottom:1px solid rgba(255,255,255,.06)}
.coal-sub a:last-child{border:none}
.coal-sub a:hover{background:#e67e22;color:#fff}
.coal-nav-item:hover .coal-sub{display:block}

/* ============================================================
   最新发布 · 两列
   ============================================================ */
.coal-panel .coal-list-2col{display:grid;grid-template-columns:1fr 1fr;column-gap:34px;row-gap:0;padding:6px 20px}
.coal-panel .coal-list-2col li{display:flex;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px dashed #eef1f5;font-size:13.5px;min-width:0}
.coal-list-2col .t{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#2c3e50}
.coal-list-2col .t a{color:#2c3e50}
.coal-list-2col .t a:hover{color:#e67e22}
.coal-list-2col .t::before{content:"·";color:#e67e22;margin-right:7px;font-weight:bold}
.coal-list-2col .d{color:#aaa;font-size:12px;margin-left:14px;flex-shrink:0;white-space:nowrap}
@media(max-width:600px){.coal-list-2col{grid-template-columns:1fr}}

/* 侧栏拉伸对齐：培训课件底部与主栏下载中心对齐 */
.coal-row{align-items:stretch}
.coal-col-side{display:flex;flex-direction:column}
.coal-col-side .coal-sidebox{margin-bottom:20px}
.coal-sidebox-grow{flex:1;display:flex;flex-direction:column}
.coal-sidebox-grow .coal-rank{flex:1;display:flex;flex-direction:column}
.coal-sidebox-grow .coal-rank li{flex:1 0 auto}
@media(max-width:900px){.coal-col-side{display:block}.coal-sidebox-grow{display:block}}

/* ============================================================
   留言板 / 表单
   ============================================================ */
.coal-form{background:#fff;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,.05);padding:26px 30px;margin-bottom:20px}
.coal-form h3{font-size:17px;color:#1a2b4a;border-left:4px solid #e67e22;padding-left:10px;margin-bottom:20px}
.coal-form .row{display:flex;align-items:center;margin-bottom:16px}
.coal-form .row .lab{width:110px;color:#555;font-size:14px;flex-shrink:0}
.coal-form .row .lab i{color:#e67e22;font-style:normal;margin-right:3px}
.coal-form .row input[type=text],.coal-form .row input[type=email]{flex:1;height:38px;border:1px solid #dcdfe6;border-radius:4px;padding:0 12px;font-size:13px;outline:none;color:#333;transition:.2s}
.coal-form .row input:focus{border-color:#e67e22}
.coal-form .row textarea{flex:1;border:1px solid #dcdfe6;border-radius:4px;padding:10px 12px;font-size:13px;outline:none;color:#333;min-height:120px;resize:vertical}
.coal-form .row textarea:focus{border-color:#e67e22}
.coal-form .row .code-wrap{display:flex;gap:10px;align-items:center}
.coal-form .row .code-wrap input{width:130px;height:38px}
.coal-form .row .code-wrap img{height:38px;cursor:pointer;border-radius:4px}
.coal-form .submit{padding-left:110px}
.coal-form .submit button{background:#e67e22;color:#fff;border:none;padding:10px 34px;font-size:14px;border-radius:4px;cursor:pointer}
.coal-form .submit button:hover{background:#d35400}
.coal-form .tip{font-size:12px;color:#999;margin-top:12px;padding-left:110px}
.coal-booklist{background:#fff;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,.05);padding:26px 30px;margin-bottom:20px}
.coal-booklist h3{font-size:17px;color:#1a2b4a;border-left:4px solid #e67e22;padding-left:10px;margin-bottom:18px}
.coal-bookitem{padding:16px 0;border-bottom:1px dashed #eef1f5}
.coal-bookitem:last-child{border:none}
.coal-bookitem .head{font-size:13px;color:#888;margin-bottom:8px}
.coal-bookitem .head b{color:#e67e22;font-weight:normal}
.coal-bookitem .msg{font-size:14px;color:#34495e;line-height:1.9}
.coal-bookitem .reply{background:#f7f9fc;border-left:3px solid #e67e22;padding:10px 14px;font-size:13px;color:#555;margin-top:10px}
@media(max-width:600px){
  .coal-form .row{flex-direction:column;align-items:stretch;gap:6px}
  .coal-form .row .lab{width:auto}
  .coal-form .submit,.coal-form .tip{padding-left:0}
}

/* ============================================================
   单页（关于我们等）
   ============================================================ */
.coal-page-hero{background:linear-gradient(135deg,#123a6b,#0f2a4e 70%,#e67e22);color:#fff;padding:40px 0;margin-bottom:20px;position:relative;overflow:hidden}
.coal-page-hero:after{content:"";position:absolute;width:320px;height:320px;right:-90px;top:-130px;background:radial-gradient(circle,rgba(230,126,34,.5),transparent 70%)}
.coal-page-hero h2{font-size:26px;font-weight:800;position:relative;z-index:1;text-shadow:0 2px 10px rgba(0,0,0,.2)}
.coal-page-hero p{font-size:13px;color:#cfe0f5;letter-spacing:3px;margin-top:6px;position:relative;z-index:1}
.coal-page-body{background:#fff;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,.05);padding:34px 38px;margin-bottom:24px}
.coal-page-content{color:#333;font-size:15px;line-height:2}
.coal-page-content img{max-width:100%;height:auto}
.coal-page-content h2{font-size:19px;color:#1a2b4a;margin:24px 0 12px}
@media(max-width:600px){
  .coal-page-hero{padding:28px 0}
  .coal-page-hero h2{font-size:21px}
  .coal-page-body{padding:20px}
}

/* ============================================================
   优化增强：返回顶部 / 懒加载 / 触控区 / 徽章
   ============================================================ */
#coalTotop{position:fixed;right:20px;bottom:60px;width:44px;height:44px;background:#e67e22;color:#fff;border:none;border-radius:8px;font-size:18px;cursor:pointer;box-shadow:0 4px 12px rgba(230,126,34,.4);z-index:999;display:none;opacity:.92;transition:.2s;line-height:44px;text-align:center}
#coalTotop:hover{opacity:1;transform:translateY(-3px)}
img[loading="lazy"]{background:#eef1f5}

/* 列表/内容页图片统一圆角与阴影 */
.coal-content img{border-radius:6px;box-shadow:0 2px 8px rgba(0,0,0,.06)}

/* 触控优化：按钮/链接最小触控区 */
.coal-search button,.coal-down-btn,.coal-form .submit button{padding-top:0;padding-bottom:0;line-height:36px}

@media(max-width:600px){
  #coalTotop{width:40px;height:40px;line-height:40px;right:14px;bottom:70px}
  .coal-nav a{padding:14px 16px}
  .coal-search button{height:42px;line-height:42px}
  .coal-search input{height:42px}
}

/* 移动端首页模块入口卡片 */
.coal-mob-entrance{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:16px 0 12px}
.coal-mob-entrance .ent{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:12px 6px;background:#fff;border-radius:8px;box-shadow:0 2px 6px rgba(0,0,0,.05);text-decoration:none;transition:.2s}
.coal-mob-entrance .ent:hover{box-shadow:0 4px 14px rgba(230,126,34,.18);transform:translateY(-2px)}
.coal-mob-entrance .ico{font-size:26px;line-height:1;margin-bottom:6px}
.coal-mob-entrance .nm{font-size:13px;color:#1a2b4a;font-weight:500}

/* 移动端极简顶栏 + 侧滑抽屉 */
.coal-mob-top{display:none;align-items:center;justify-content:space-between;padding:0 12px;background:#1a2b4a;color:#fff;height:48px;position:sticky;top:0;z-index:999;box-shadow:0 2px 8px rgba(0,0,0,.15)}
.coal-mob-top a{color:#fff;text-decoration:none;font-size:18px;padding:8px 12px;border-radius:4px;transition:.15s}
.coal-mob-top a:active{background:rgba(255,255,255,.12)}
.mob-sitename{font-size:16px;font-weight:600;letter-spacing:1px}
.mob-mask{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);z-index:1001;display:none}
.mob-mask.show{display:block}
.mob-drawer{position:fixed;top:0;left:-280px;width:270px;height:100vh;background:#fff;z-index:1002;transition:left .25s;box-shadow:4px 0 16px rgba(0,0,0,.1);display:flex;flex-direction:column}
.mob-drawer.open{left:0}
.drawer-hd{display:flex;align-items:center;justify-content:space-between;padding:16px 14px;background:#1a2b4a;color:#fff;font-size:15px;font-weight:600}
.drawer-hd a{font-size:20px;padding:4px 10px}
.drawer-bd{overflow-y:auto;padding:8px 0;flex:1}
.drawer-bd a{display:block;padding:14px 18px;color:#2c3e50;font-size:14px;text-decoration:none;border-bottom:1px solid #f0f2f5;transition:.1s}
.drawer-bd a:hover{background:#f0f5ff;color:#e67e22;padding-left:22px}
.drawer-bd a:first-child{background:#f8faff;font-weight:600;color:#1a2b4a}
@media(max-width:800px){
  .coal-topbar,.coal-header,.coal-nav,.hero-wrap .hero-left h2 br{display:none}
  .coal-mob-top{display:flex}
  .hero-wrap .hero-left h2{font-size:20px}
  .hero-wrap .hero-left p{font-size:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .coal-hero{height:180px}
  .coal-hero .hero-bg img{height:100%;object-fit:cover}
  .hero-wrap .hero-left .pill{font-size:11px;padding:4px 10px}
}

/* 子标签切换：阴影背景 + 橙色悬停 */
.hd{display:flex;align-items:center;flex-wrap:nowrap;gap:8px}
.hd h3{white-space:nowrap}
.hd h3 a{color:#1a2b4a;text-decoration:none}
.hd h3 a:hover{color:#e67e22}
.hd .sub-tabs{margin-left:auto;display:flex;gap:6px}
.coal-panel .hd .sub-tab{display:inline-block;padding:5px 12px;font-size:12px;color:#55667b;border-radius:4px;text-decoration:none;cursor:pointer;transition:all .15s;background:#fff!important;box-shadow:0 2px 6px rgba(0,0,0,.1)!important}
.coal-panel .hd .sub-tab:hover{background:#e67e22!important;color:#fff!important;box-shadow:0 3px 10px rgba(230,126,34,.35)!important}
.coal-panel .hd .sub-tab.active{background:#e67e22!important;color:#fff!important;font-weight:500;box-shadow:0 3px 10px rgba(230,126,34,.35)!important}
.sub-list .coal-list li .t a{font-size:13px}
@media(max-width:600px){
  .hd{flex-wrap:wrap}
  .hd h3{width:100%}
  .hd .sub-tabs{margin-left:0;gap:4px;justify-content:center}
  .coal-panel .hd .sub-tab{padding:4px 8px;font-size:11px}
}




/* 两列标题列表 */
.coal-list.coal-list-2col{display:grid;grid-template-columns:1fr 1fr;gap:0}
.coal-list.coal-list-2col li{grid-column:span 1;display:flex;justify-content:space-between;align-items:center;padding:8px 12px;border-bottom:1px solid #f0f0f0}
.coal-list.coal-list-2col li:nth-child(odd){border-right:1px solid #f0f0f0}
.coal-list.coal-list-2col li .t{flex:1;max-width:100%;overflow:visible;white-space:normal;word-break:break-all;line-height:1.4;margin-right:8px}
.coal-list.coal-list-2col li .d{flex-shrink:0;color:#999;font-size:12px}
@media(max-width:768px){.coal-list.coal-list-2col{grid-template-columns:1fr}.coal-list.coal-list-2col li:nth-child(odd){border-right:none}}