/* ============================================================
   山东省职业技术教育学会 官网 共享样式
   主色：深蓝 #0e4c92 | 强调：中国红 #c8102e | 点缀：暖金 #e0a73a
   宽屏：1480px
   ============================================================ */
:root{
  --primary:#0e4c92;        /* 主色：深蓝，权威、学术 */
  --primary-dark:#0a3a73;
  --primary-light:#e8f0fa;
  --accent:#c8102e;         /* 强调色：中国红，重点/通知 */
  --gold:#e0a73a;           /* 点缀：暖金，荣誉/数据 */
  --text:#2b2f36;
  --text-light:#6b7280;
  --bg:#f4f6f9;
  --line:#e6e9ef;
  --white:#fff;
  --radius:8px;
  --shadow:0 4px 18px rgba(14,76,146,.08);
  --shadow-hover:0 10px 30px rgba(14,76,146,.16);
  --maxw:1480px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB",-apple-system,"Segoe UI",sans-serif;
  color:var(--text);background:var(--bg);font-size:15px;line-height:1.7;
}
a{text-decoration:none;color:inherit;}
img{max-width:100%;display:block;}
ul{list-style:none;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px;}
.section-title{
  display:flex;align-items:center;justify-content:space-between;
  padding:0 0 14px;border-bottom:2px solid var(--line);margin-bottom:22px;
}
.section-title h2{
  font-size:21px;color:var(--primary);font-weight:700;position:relative;padding-left:14px;
}
.section-title h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:5px;height:20px;background:var(--accent);border-radius:3px;
}
.section-title .more{font-size:13px;color:var(--text-light);transition:.2s;}
.section-title .more:hover{color:var(--accent);}

/* ===== 顶部装饰条 ===== */
.top-ribbon{height:4px;background:linear-gradient(90deg,var(--gold),var(--accent) 60%,var(--gold));}

/* ===== 顶部工具条 ===== */
.topbar{background:#072544;color:#a9c2e2;font-size:12px;}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:40px;gap:20px;}
.topbar .left{display:flex;align-items:center;gap:12px;font-weight:500;letter-spacing:.02em;white-space:nowrap;overflow:hidden;}
.topbar .left::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold);display:inline-block;flex-shrink:0;}
.topbar .left .en{font-size:10.5px;letter-spacing:.12em;color:#7e96b5;text-transform:uppercase;}
.topbar .right{display:flex;align-items:center;gap:20px;flex-shrink:0;}
.topbar .right a{color:#a9c2e2;transition:.2s;white-space:nowrap;}
.topbar .right a:hover{color:#fff;}

/* ===== 头部 Logo（logo + 导航同一行） ===== */
header.site-header{
  background:linear-gradient(90deg,#072544 0%,var(--primary-dark) 45%,var(--primary) 100%);
  color:#fff;position:sticky;top:0;z-index:50;
  box-shadow:0 14px 34px rgba(7,30,66,.30);
}
header.site-header::before{
  content:"";position:absolute;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(circle at 8% 50%, rgba(255,255,255,.07) 0%, transparent 32%),
    radial-gradient(circle at 95% 40%, rgba(255,255,255,.05) 0%, transparent 28%);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  max-width:var(--maxw);margin:0 auto;padding:0 20px;height:96px;
  position:relative;z-index:1;
}
.brand{display:flex;align-items:center;gap:16px;flex-shrink:0;}
.brand img.logo-emblem{
  height:56px;width:auto;display:block;flex-shrink:0;filter:drop-shadow(0 4px 10px rgba(0,0,0,.25));
}
.brand .name{font-size:26px;font-weight:800;color:#fff;letter-spacing:.10em;line-height:1.1;white-space:nowrap;}

/* 主导航集成在头部同一行 */
nav.main-nav{display:flex;align-items:stretch;height:96px;margin-left:auto;}
.nav-item{position:relative;display:flex;align-items:center;}
.nav-item>a{
  display:flex;align-items:center;gap:5px;color:rgba(255,255,255,.92);
  padding:0 20px;height:96px;font-size:16px;font-weight:500;
  transition:.2s;white-space:nowrap;position:relative;
}
.nav-item>a::after{
  content:"";position:absolute;bottom:0;left:50%;transform:translateX(-50%);
  width:0;height:3px;background:var(--gold);border-radius:2px 2px 0 0;
  transition:.3s cubic-bezier(.25,.46,.45,.94);
}
.nav-item>a:hover,.nav-item:hover>a,.nav-item.active>a{color:#fff;background:rgba(255,255,255,.07);}
.nav-item>a:hover::after,.nav-item:hover>a::after,.nav-item.active>a::after{width:60%;}
.nav-item .caret{
  width:7px;height:7px;border-right:1.4px solid currentColor;border-bottom:1.4px solid currentColor;
  transform:rotate(45deg) translateY(-2px);opacity:.65;
}
.dropdown{
  position:absolute;top:96px;left:50%;transform:translateX(-50%) translateY(12px);
  min-width:220px;background:#fff;border-radius:0 0 10px 10px;
  box-shadow:0 22px 48px rgba(7,30,66,.26);opacity:0;visibility:hidden;
  transition:.25s;z-index:60;padding:10px 0;overflow:hidden;
}
.nav-item:hover .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);}
.dropdown a{display:block;padding:12px 24px;color:var(--text);font-size:14.5px;border-bottom:1px solid #f0f2f5;transition:.2s;}
.dropdown a:last-child{border-bottom:none;}
.dropdown a:hover{background:linear-gradient(90deg,var(--primary-light),#fff);color:var(--primary);padding-left:30px;}

/* 头部右侧操作区 */
.nav-actions{display:flex;align-items:center;gap:16px;margin-left:18px;}
.nav-search{
  width:42px;height:42px;border:1px solid rgba(255,255,255,.35);border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:#fff;cursor:pointer;transition:.2s;flex-shrink:0;
}
.nav-search:hover{background:rgba(255,255,255,.12);border-color:var(--gold);}
.nav-search svg{width:18px;height:18px;stroke:currentColor;stroke-width:2;fill:none;}
.menu-btn{display:none;background:none;border:1px solid rgba(255,255,255,.4);border-radius:6px;
  width:46px;height:40px;cursor:pointer;color:#fff;}
.menu-btn span{display:block;width:18px;height:2px;background:#fff;margin:3px auto;}

/* ===== 首页轮播 Banner ===== */
.hero{position:relative;min-height:620px;height:calc(100vh - 140px);max-height:760px;overflow:hidden;background:var(--primary-dark);}
.slides{position:relative;height:100%;}
.slide{
  position:absolute;inset:0;opacity:0;transition:opacity .8s ease;
  display:flex;align-items:center;
  background-size:cover;background-position:center;
}
.slide.active{opacity:1;}
.slide .overlay{position:absolute;inset:0;background:linear-gradient(105deg,rgba(7,30,66,.90) 0%,rgba(14,76,146,.72) 46%,rgba(14,76,146,.30) 100%);}
.slide .slide-content{position:relative;max-width:var(--maxw);margin:0 auto;padding:0 20px;width:100%;color:#fff;}
.slide .tag{display:inline-flex;align-items:center;gap:10px;background:var(--accent);color:#fff;padding:5px 14px;border-radius:20px;font-size:13px;margin-bottom:20px;}
.slide h1{font-size:clamp(36px,5vw,66px);font-weight:800;line-height:1.15;margin-bottom:14px;text-shadow:0 2px 16px rgba(0,0,0,.35);letter-spacing:.02em;}
.slide .lede{font-size:clamp(16px,2vw,22px);font-weight:600;letter-spacing:.08em;color:#e6eefb;margin-bottom:18px;}
.slide p{font-size:clamp(15px,1.2vw,18px);max-width:640px;color:#d6e4f2;line-height:1.9;}
.slide .btn{
  display:inline-flex;align-items:center;gap:8px;margin-top:32px;background:var(--gold);color:#3a2a06;font-weight:700;
  padding:13px 30px;border-radius:30px;font-size:15px;transition:.2s;
}
.slide .btn:hover{background:#f0b94d;transform:translateY(-2px);}
.s1{background:linear-gradient(120deg,#0e4c92,#1a6fb5 60%,#2a8fce);}
.s2{background:linear-gradient(120deg,#0a3a73,#15558f 55%,#c8102e);}
.s3{background:linear-gradient(120deg,#134e9c,#2e7dbb 50%,#e0a73a);}
.hero-dots{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:5;}
.hero-dots span{width:11px;height:11px;border-radius:50%;background:rgba(255,255,255,.5);cursor:pointer;transition:.2s;}
.hero-dots span.active{background:var(--gold);width:28px;border-radius:6px;}
.hero-arrow{position:absolute;top:50%;transform:translateY(-50%);width:46px;height:46px;background:rgba(0,0,0,.25);color:#fff;border:none;border-radius:50%;font-size:22px;cursor:pointer;z-index:5;transition:.2s;display:flex;align-items:center;justify-content:center;}
.hero-arrow:hover{background:var(--accent);}
.hero-arrow.prev{left:20px;}.hero-arrow.next{right:20px;}

/* ===== 快捷服务 ===== */
.quick{background:var(--white);padding:34px 0;}
.quick-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:18px;}
.quick-item{
  display:flex;flex-direction:column;align-items:center;gap:10px;padding:22px 10px;
  border-radius:var(--radius);background:var(--primary-light);transition:.22s;cursor:pointer;
}
.quick-item:hover{background:var(--primary);transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.quick-item .ico{
  width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:#fff;color:var(--primary);font-size:24px;font-weight:700;transition:.22s;
}
.quick-item:hover .ico{background:var(--gold);color:#3a2a06;}
.quick-item span{font-size:14px;font-weight:600;color:var(--primary);}
.quick-item:hover span{color:#fff;}

/* ===== 通用区块 ===== */
.block{padding:42px 0;}
.block.alt{background:var(--white);}

/* 双栏新闻（首页） */
.news-two{display:grid;grid-template-columns:1fr 1fr;gap:34px;}
.news-list li{
  list-style:none;display:flex;align-items:center;gap:16px;padding:15px 0;border-bottom:1px dashed var(--line);
  transition:.18s;
}
.news-list li:hover{background:var(--primary-light);padding-left:8px;}
.news-list .date{
  flex-shrink:0;width:58px;text-align:center;background:var(--primary);color:#fff;border-radius:6px;padding:8px 0;line-height:1.2;
}
.news-list .date b{display:block;font-size:19px;}
.news-list .date small{font-size:11px;opacity:.85;}
.news-list .txt{flex:1;min-width:0;}
.news-list .txt a{display:block;color:var(--text);font-size:15px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;transition:.15s;}
.news-list .txt a:hover{color:var(--accent);}
.news-list .txt .meta{font-size:12px;color:var(--text-light);margin-top:3px;}

/* 工作机构 标签云 */
.org-cloud{display:flex;flex-wrap:wrap;gap:12px;}
.org-cloud a{
  display:inline-block;padding:9px 18px;background:var(--primary-light);color:var(--primary);
  border-radius:30px;font-size:14px;font-weight:500;transition:.2s;border:1px solid transparent;
}
.org-cloud a:hover{background:var(--primary);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow);}

/* 院校风采 卡片（首页） */
.showcase{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.school-card{
  background:var(--white);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  transition:.25s;border:1px solid var(--line);
}
.school-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);}
.school-card .cover{
  height:160px;overflow:hidden;position:relative;
  display:flex;align-items:center;justify-content:center;padding:18px;
}
.school-card .cover img{max-width:100%;max-height:100%;object-fit:contain;transition:.35s;}
.school-card:hover .cover img{transform:scale(1.06);}
.sc-bzpt .cover{background:#0e4c92;}
.sc-sxzyzz .cover{background:#f7f9fc;}
.sc-sdp .cover{background:#0a3a73;}
.sc-qlnu .cover{background:#8b0012;}
.school-card .info{padding:14px 16px;}
.school-card .info h4{font-size:15px;color:var(--text);margin-bottom:4px;}
.school-card .info p{font-size:12.5px;color:var(--text-light);}

/* 视频专区（首页 + 独立页通用） */
.video-zone{background:#f8fafc;}
.video-header{
  display:flex;align-items:flex-start;justify-content:space-between;
  margin-bottom:22px;gap:20px;
}
.video-header .title h2{font-size:30px;color:var(--primary);font-weight:800;margin-bottom:8px;padding-left:0;}
.video-header .title p{font-size:13.5px;color:var(--text-light);line-height:1.7;max-width:760px;}
.video-header .video-more{
  flex-shrink:0;border:1px solid var(--primary);color:var(--primary);
  padding:9px 22px;border-radius:30px;font-size:13.5px;font-weight:600;
  transition:.2s;margin-top:6px;
}
.video-header .video-more:hover{background:var(--primary);color:#fff;}
.video-featured{
  display:block;position:relative;border-radius:var(--radius);overflow:hidden;
  margin-bottom:22px;box-shadow:var(--shadow);border:1px solid var(--line);
  aspect-ratio:21/9;background:#0e4c92;
}
.video-featured img{width:100%;height:100%;object-fit:cover;display:block;transition:.5s;}
.video-featured:hover img{transform:scale(1.03);}
.video-featured::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,transparent 40%,rgba(7,30,66,.72));}
.video-featured .play-big{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  z-index:3;width:74px;height:74px;border-radius:50%;
  background:rgba(255,255,255,.95);display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 26px rgba(0,0,0,.35);transition:.25s;
}
.video-featured:hover .play-big{transform:translate(-50%,-50%) scale(1.1);background:#fff;}
.video-featured .play-big svg{width:28px;height:28px;margin-left:4px;fill:var(--primary);}
.video-featured .vinfo{position:absolute;left:0;bottom:0;z-index:4;width:100%;padding:28px 34px;color:#fff;}
.video-featured .vinfo h3{font-size:24px;font-weight:700;margin-bottom:10px;line-height:1.4;text-shadow:0 2px 10px rgba(0,0,0,.4);}
.video-featured .vinfo p{font-size:14.5px;color:rgba(255,255,255,.88);max-width:760px;line-height:1.7;text-shadow:0 1px 6px rgba(0,0,0,.4);}
.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.video-card{
  display:block;background:var(--white);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);transition:.25s;border:1px solid var(--line);
}
.video-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);}
.video-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#e8eef5;}
.video-card .thumb img{width:100%;height:100%;object-fit:cover;transition:.45s;}
.video-card:hover .thumb img{transform:scale(1.06);}
.video-card .thumb::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,transparent 60%,rgba(7,30,66,.28));}
.video-card .play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:2;width:48px;height:48px;border-radius:50%;background:rgba(255,255,255,.92);display:flex;align-items:center;justify-content:center;box-shadow:0 5px 15px rgba(0,0,0,.25);transition:.25s;}
.video-card:hover .play{transform:translate(-50%,-50%) scale(1.12);background:#fff;}
.video-card .play svg{width:18px;height:18px;margin-left:2px;fill:var(--primary);}
.video-card .vtag{position:absolute;right:10px;bottom:10px;z-index:3;background:rgba(0,0,0,.62);color:#fff;font-size:11px;padding:3px 9px;border-radius:4px;letter-spacing:.02em;}
.video-card .vbody{padding:15px 17px 18px;}
.video-card .vtitle{font-size:15px;font-weight:700;color:var(--text);line-height:1.45;margin-bottom:8px;transition:.2s;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.video-card:hover .vtitle{color:var(--primary);}
.video-card .vmeta{font-size:12px;color:var(--text-light);margin-bottom:8px;}
.video-card .vmeta .src{color:var(--primary);font-weight:600;}
.video-card .vdesc{font-size:12.5px;color:var(--text-light);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}

/* 数据条 */
.stats{background:#0068c9;color:#fff;padding:46px 0;}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);text-align:center;}
.stat{padding:10px 0;position:relative;}
.stat:not(:last-child)::after{content:"";position:absolute;right:0;top:50%;transform:translateY(-50%);height:55%;width:1px;background:rgba(255,255,255,.22);}
.stat-icon{width:56px;height:56px;margin:0 auto 14px;border-radius:50%;background:rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center;transition:.25s;}
.stat:hover .stat-icon{background:rgba(255,255,255,.20);transform:translateY(-4px);}
.stat-icon svg{width:28px;height:28px;stroke:var(--gold);stroke-width:1.6;fill:none;}
.stat .num{font-size:40px;font-weight:800;color:#fff;line-height:1.1;}
.stat .num::after{content:attr(data-suffix);font-size:.55em;margin-left:4px;}
.stat .lab{font-size:14.5px;color:rgba(255,255,255,.82);margin-top:10px;letter-spacing:.04em;}

/* 友情链接 */
.links-cloud{display:flex;flex-wrap:wrap;gap:12px;}
.links-cloud a{padding:8px 16px;background:var(--white);border:1px solid var(--line);border-radius:6px;font-size:13.5px;color:var(--text-light);transition:.2s;}
.links-cloud a:hover{border-color:var(--primary);color:var(--primary);}

/* ===== 页脚 ===== */
footer{background:#0a2a4d;color:#a9bdd6;font-size:13px;padding:40px 0 0;}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.1);}
.footer-top h4{color:#fff;font-size:15px;margin-bottom:14px;font-weight:700;position:relative;padding-left:12px;}
.footer-top h4::before{content:"";position:absolute;left:0;top:4px;width:4px;height:15px;background:var(--gold);border-radius:2px;}
.footer-top p{margin-bottom:8px;line-height:1.9;color:#9fb6d2;}
.footer-top a{color:#9fb6d2;transition:.2s;}
.footer-top a:hover{color:var(--gold);}
.footer-links li{list-style:none;padding:5px 0;}
.footer-bottom{text-align:center;padding:18px 0;font-size:12px;color:#7e96b5;border-top:1px solid rgba(255,255,255,.06);}
.footer-qr{display:flex;gap:16px;}
.footer-qr .qr{text-align:center;}
.footer-qr .qr .box{width:84px;height:84px;background:#fff;border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:12px;margin-bottom:6px;}

/* 返回顶部 */
.to-top{position:fixed;right:24px;bottom:30px;width:46px;height:46px;border-radius:50%;background:var(--accent);color:#fff;border:none;font-size:20px;cursor:pointer;box-shadow:var(--shadow-hover);opacity:0;visibility:hidden;transition:.3s;z-index:80;}
.to-top.show{opacity:1;visibility:visible;}
.to-top:hover{background:#a50d26;}

/* ============================================================
   子页面通用组件
   ============================================================ */

/* 子页头部横幅 */
.page-hero{position:relative;background:linear-gradient(110deg,#072544 0%,var(--primary-dark) 45%,var(--primary) 100%);color:#fff;overflow:hidden;padding:50px 0 56px;}
.page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 88% 18%,rgba(255,255,255,.08),transparent 30%),radial-gradient(circle at 6% 82%,rgba(255,255,255,.05),transparent 32%);}
.page-hero .container{position:relative;z-index:1;}
.page-hero .ph-sub{font-size:13px;color:rgba(255,255,255,.7);letter-spacing:.2em;text-transform:uppercase;margin-bottom:10px;}
.page-hero h1{font-size:34px;font-weight:800;letter-spacing:.04em;line-height:1.2;}

/* 面包屑 */
.breadcrumb{padding:14px 0;font-size:13px;color:var(--text-light);}
.breadcrumb a{color:var(--text-light);transition:.15s;}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{margin:0 8px;color:#c4cbd6;}
.breadcrumb .cur{color:var(--primary);font-weight:600;}

/* 双栏布局（主内容 + 侧栏） */
.layout{display:grid;grid-template-columns:1fr 320px;gap:34px;padding:26px 0 54px;align-items:start;}
.main-col{min-width:0;}
@media(max-width:980px){.layout{grid-template-columns:1fr;}}

/* 文章列表（列表页） */
.doc-list{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
.doc-item{display:flex;gap:18px;padding:20px 22px;border-bottom:1px solid var(--line);transition:.18s;}
.doc-item:last-child{border-bottom:none;}
.doc-item:hover{background:var(--primary-light);}
.doc-item .di-date{flex-shrink:0;width:64px;text-align:center;background:var(--primary);color:#fff;border-radius:8px;padding:10px 0;line-height:1.25;}
.doc-item .di-date b{display:block;font-size:22px;}
.doc-item .di-date small{font-size:11px;opacity:.85;}
.doc-item .di-body{flex:1;min-width:0;}
.doc-item .di-title{font-size:16px;font-weight:700;color:var(--text);margin-bottom:7px;transition:.15s;display:block;}
.doc-item:hover .di-title{color:var(--accent);}
.doc-item .di-summary{font-size:13.5px;color:var(--text-light);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:8px;}
.doc-item .di-meta{font-size:12px;color:var(--text-light);}
.doc-item .di-meta .cat{color:var(--accent);font-weight:600;margin-right:10px;}

/* 筛选标签 */
.filter-tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px;}
.filter-tabs a{padding:8px 18px;border:1px solid var(--line);border-radius:30px;font-size:13.5px;color:var(--text-light);background:var(--white);transition:.18s;}
.filter-tabs a:hover,.filter-tabs a.active{border-color:var(--primary);background:var(--primary);color:#fff;}

/* 分页 */
.pagination{display:flex;justify-content:center;gap:8px;margin:30px 0 6px;flex-wrap:wrap;}
.pagination a,.pagination span{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;padding:0 12px;border:1px solid var(--line);border-radius:6px;font-size:14px;color:var(--text);background:var(--white);transition:.18s;}
.pagination a:hover{border-color:var(--primary);color:var(--primary);}
.pagination .active{background:var(--primary);border-color:var(--primary);color:#fff;}
.pagination .dots{background:none;border:none;}

/* 侧栏 */
.sidebar{display:flex;flex-direction:column;gap:20px;position:sticky;top:120px;}
@media(max-width:980px){.sidebar{position:static;}}
.widget{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
.widget-h{background:linear-gradient(90deg,var(--primary),var(--primary-dark));color:#fff;font-size:15px;font-weight:700;padding:13px 18px;position:relative;}
.widget-h::after{content:"";position:absolute;left:18px;bottom:0;width:34px;height:3px;background:var(--gold);border-radius:2px;}
.widget-b{padding:14px 18px;}
.side-nav a{display:flex;align-items:center;gap:10px;padding:11px 14px;border-radius:6px;color:var(--text);font-size:14px;transition:.18s;margin-bottom:4px;border-left:3px solid transparent;}
.side-nav a::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary);flex-shrink:0;transition:.18s;}
.side-nav a:hover,.side-nav a.active{background:var(--primary-light);color:var(--primary);border-left-color:var(--gold);}
.side-nav a:hover::before,.side-nav a.active::before{background:var(--gold);}
.side-search{display:flex;gap:8px;}
.side-search input{flex:1;padding:10px 12px;border:1px solid var(--line);border-radius:6px;font-size:13px;outline:none;min-width:0;}
.side-search input:focus{border-color:var(--primary);}
.side-search button{background:var(--primary);color:#fff;border:none;border-radius:6px;padding:0 16px;cursor:pointer;flex-shrink:0;}
.side-hot li{display:flex;gap:10px;padding:10px 0;border-bottom:1px dashed var(--line);font-size:13.5px;color:var(--text);}
.side-hot li:last-child{border-bottom:none;}
.side-hot .rank{flex-shrink:0;width:20px;height:20px;border-radius:4px;background:var(--line);color:var(--text-light);font-size:12px;display:flex;align-items:center;justify-content:center;font-weight:700;}
.side-hot li:nth-child(1) .rank{background:var(--accent);color:#fff;}
.side-hot li:nth-child(2) .rank{background:var(--gold);color:#3a2a06;}
.side-hot li:nth-child(3) .rank{background:var(--primary);color:#fff;}
.side-hot a{color:var(--text);line-height:1.5;transition:.15s;}
.side-hot a:hover{color:var(--accent);}
.side-contact p{font-size:13px;color:var(--text-light);line-height:1.9;margin-bottom:6px;}
.side-contact strong{color:var(--primary);}

/* 文章详情 */
.detail-head{background:var(--white);border:1px solid var(--line);border-bottom:none;border-radius:var(--radius) var(--radius) 0 0;padding:34px 40px 26px;text-align:center;}
.detail-head h1{font-size:26px;font-weight:800;color:var(--text);line-height:1.5;margin-bottom:16px;}
.detail-meta{font-size:13px;color:var(--text-light);display:flex;justify-content:center;gap:18px;flex-wrap:wrap;}
.detail-meta .src{color:var(--primary);font-weight:600;}
.detail-body{background:var(--white);border:1px solid var(--line);border-top:none;border-radius:0 0 var(--radius) var(--radius);padding:30px 40px 40px;}
.detail-body p{margin-bottom:18px;line-height:2;font-size:15.5px;color:#3a3f47;text-align:justify;}
.detail-body h3{font-size:18px;color:var(--primary);font-weight:700;margin:26px 0 14px;padding-left:12px;border-left:4px solid var(--accent);}
.detail-body img{max-width:100%;border-radius:8px;margin:18px 0;}
.detail-share{display:flex;gap:10px;justify-content:center;margin-top:24px;padding-top:20px;border-top:1px dashed var(--line);}
.detail-share a{font-size:13px;color:var(--text-light);border:1px solid var(--line);border-radius:30px;padding:6px 16px;transition:.18s;}
.detail-share a:hover{border-color:var(--primary);color:var(--primary);}
.related{margin-top:30px;}
.related h4{font-size:16px;color:var(--primary);font-weight:700;margin-bottom:14px;padding-left:12px;border-left:4px solid var(--gold);}
.related ul li{padding:11px 0;border-bottom:1px dashed var(--line);font-size:14px;display:flex;gap:10px;align-items:center;}
.related ul li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold);flex-shrink:0;}
.related ul li a{color:var(--text);transition:.15s;}
.related ul li a:hover{color:var(--accent);}

/* 联系我们 */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;padding:26px 0 54px;}
@media(max-width:980px){.contact-grid{grid-template-columns:1fr;}}
.info-card,.contact-form{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:30px;}
.info-card h3,.contact-form h3{font-size:18px;color:var(--primary);margin-bottom:18px;}
.info-row{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--line);}
.info-row:last-child{border-bottom:none;}
.info-row .ic{width:40px;height:40px;border-radius:10px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0;}
.info-row .it strong{display:block;font-size:14px;color:var(--text);margin-bottom:3px;}
.info-row .it span{font-size:13.5px;color:var(--text-light);}
.form-group{margin-bottom:16px;}
.form-group label{display:block;font-size:13.5px;color:var(--text);margin-bottom:7px;font-weight:600;}
.form-group input,.form-group textarea{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:6px;font-size:14px;outline:none;font-family:inherit;transition:.18s;}
.form-group input:focus,.form-group textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light);}
.form-group textarea{resize:vertical;min-height:120px;}
.btn-submit{background:var(--primary);color:#fff;border:none;border-radius:30px;padding:12px 34px;font-size:15px;font-weight:600;cursor:pointer;transition:.2s;}
.btn-submit:hover{background:var(--primary-dark);}
.map-placeholder{height:260px;background:linear-gradient(135deg,#e8f0fa,#d4e3f5);border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:14px;margin-top:20px;border:1px dashed var(--primary);}

/* 会员服务 */
.svc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;padding:24px 0;}
@media(max-width:760px){.svc-grid{grid-template-columns:1fr;}}
.svc-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:flex;gap:18px;transition:.22s;scroll-margin-top:120px;}
.svc-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--primary);}
.svc-card .svc-ico{width:56px;height:56px;border-radius:14px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:26px;font-weight:700;flex-shrink:0;}
.svc-card h4{font-size:17px;color:var(--text);margin-bottom:8px;}
.svc-card p{font-size:13.5px;color:var(--text-light);line-height:1.7;margin-bottom:12px;}
.svc-card a.more{color:var(--accent);font-size:13.5px;font-weight:600;}
.benefit-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;padding:10px 0 30px;}
@media(max-width:760px){.benefit-list{grid-template-columns:1fr;}}
.benefit{display:flex;gap:12px;align-items:flex-start;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:18px;}
.benefit .b-ic{width:36px;height:36px;border-radius:9px;background:var(--gold);color:#3a2a06;display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0;}
.benefit h5{font-size:15px;color:var(--text);margin-bottom:5px;}
.benefit p{font-size:13px;color:var(--text-light);line-height:1.6;}

/* 学会概况 锚点布局 */
.overview-layout{display:grid;grid-template-columns:210px 1fr;gap:30px;padding:26px 0 54px;align-items:start;}
@media(max-width:980px){.overview-layout{grid-template-columns:1fr;}}
.anchor-nav{position:sticky;top:120px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:14px;display:flex;flex-direction:column;gap:4px;}
@media(max-width:980px){.anchor-nav{position:static;flex-direction:row;flex-wrap:wrap;}}
.anchor-nav a{padding:10px 14px;border-radius:6px;font-size:14px;color:var(--text);transition:.18s;border-left:3px solid transparent;}
.anchor-nav a:hover,.anchor-nav a.active{background:var(--primary-light);color:var(--primary);border-left-color:var(--gold);}
@media(max-width:980px){.anchor-nav a{border-left:none;border-bottom:3px solid transparent;}}
.ov-section{padding:6px 0 30px;scroll-margin-top:120px;}
.ov-section h3{font-size:21px;color:var(--primary);font-weight:800;margin-bottom:14px;padding-left:14px;border-left:5px solid var(--accent);}
.ov-section p{font-size:15px;line-height:2;color:#3a3f47;margin-bottom:14px;text-align:justify;}
.ov-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin-bottom:16px;}
.ov-card h4{font-size:16px;color:var(--text);margin-bottom:8px;}
.org-table{width:100%;border-collapse:collapse;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
.org-table th,.org-table td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left;font-size:14px;}
.org-table th{background:var(--primary);color:#fff;font-weight:600;}
.org-table tr:nth-child(even) td{background:#fafcff;}
.org-table tr:last-child td{border-bottom:none;}
.leader-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
@media(max-width:760px){.leader-grid{grid-template-columns:1fr;}}
.leader-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:22px;text-align:center;}
.leader-card .ava{width:72px;height:72px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;display:flex;align-items:center;justify-content:center;font-size:26px;font-weight:700;margin:0 auto 12px;}
.leader-card h4{font-size:16px;color:var(--text);}
.leader-card p{font-size:13px;color:var(--text-light);margin-top:4px;}

/* 院校风采 占位徽标 */
.school-card .cover .ph{width:96px;height:96px;border-radius:50%;background:rgba(255,255,255,.16);color:#fff;display:flex;align-items:center;justify-content:center;font-size:30px;font-weight:800;letter-spacing:.04em;}
.sc-ph1 .cover{background:#fff;}
.sc-ph2 .cover{background:#f5e6c8;}
.sc-ph3 .cover{background:#0e4c92;}
.sc-ph4 .cover{background:#0a3a73;}
.sc-ph5 .cover{background:#1a6fb5;}
.sc-ph6 .cover{background:#c8102e;}

/* 视频页说明条 */
.note-bar{background:var(--primary-light);border-left:4px solid var(--gold);border-radius:6px;padding:14px 18px;font-size:13.5px;color:var(--text-light);line-height:1.8;margin-bottom:24px;}

/* ===== 响应式 ===== */
@media(max-width:1260px){
  .nav-item>a{padding:0 14px;font-size:15px;}
  .brand img.logo-emblem{height:50px;}
  .brand .name{font-size:23px;}
}
@media(max-width:1100px){
  .nav-item>a{padding:0 11px;font-size:14px;}
  .brand img.logo-emblem{height:46px;}
  .brand .name{font-size:21px;letter-spacing:.06em;}
  .topbar .left .en{display:none;}
}
@media(max-width:980px){
  .quick-grid{grid-template-columns:repeat(3,1fr);}
  .news-two{grid-template-columns:1fr;gap:26px;}
  .showcase{grid-template-columns:repeat(2,1fr);}
  .video-grid{grid-template-columns:repeat(2,1fr);}
  .video-featured .vinfo h3{font-size:20px;}
  .video-featured .vinfo p{font-size:13.5px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .footer-top{grid-template-columns:1fr;}
  nav.main-nav{display:none;}
  .nav-search{display:none;}
  .menu-btn{display:block;}
  .header-inner{height:80px;}
  .brand img.logo-emblem{height:48px;}
  .brand .name{font-size:20px;}
}
@media(max-width:560px){
  .brand img.logo-emblem{height:40px;}
  .brand .name{font-size:16px;letter-spacing:.04em;}
  .quick-grid{grid-template-columns:repeat(2,1fr);}
  .showcase{grid-template-columns:1fr;}
  .video-grid{grid-template-columns:1fr;}
  .video-header{flex-direction:column;gap:14px;}
  .video-header .video-more{align-self:flex-start;margin-top:0;}
  .video-featured{aspect-ratio:16/9;}
  .video-featured .vinfo{padding:18px 20px;}
  .video-featured .vinfo h3{font-size:17px;margin-bottom:6px;}
  .video-featured .vinfo p{font-size:12.5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
  .slide h1{font-size:28px;}
  .slide .lede{font-size:13px;}
  .slide p{font-size:14px;}
  .topbar .left{display:none;}
  .hero{min-height:520px;height:520px;}
  .page-hero h1{font-size:26px;}
  .doc-item{flex-direction:column;gap:10px;}
  .doc-item .di-date{display:flex;align-items:center;gap:8px;width:auto;padding:6px 12px;}
  .doc-item .di-date b{font-size:16px;}
  .detail-head,.detail-body{padding-left:20px;padding-right:20px;}
}

/* ===== 建设中蒙版（用于尚未上线的功能模块） ===== */
.widget{position:relative;}
.widget--masked .widget-b{filter:blur(2.2px);opacity:.55;pointer-events:none;user-select:none;}
.widget-mask{
  position:absolute;inset:0;z-index:5;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:24px 18px;
  background:linear-gradient(135deg,rgba(14,76,146,.92) 0%,rgba(10,58,115,.94) 100%);
  color:#fff;border-radius:var(--radius);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.08),0 6px 22px rgba(14,76,146,.18);
  animation:wmFadeIn .5s ease;
}
.widget-mask::before{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:
    radial-gradient(circle at 20% 20%,rgba(255,255,255,.08) 0%,transparent 55%),
    radial-gradient(circle at 85% 80%,rgba(224,167,58,.12) 0%,transparent 50%);
}
.widget-mask .wm-icon{
  width:46px;height:46px;border-radius:50%;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);
  display:flex;align-items:center;justify-content:center;margin-bottom:12px;
  position:relative;z-index:1;
}
.widget-mask .wm-icon svg{width:24px;height:24px;fill:#fff;}
.widget-mask .wm-title{
  font-size:17px;font-weight:700;letter-spacing:.06em;
  margin-bottom:6px;position:relative;z-index:1;
}
.widget-mask .wm-en{
  font-size:11px;letter-spacing:.22em;text-transform:uppercase;
  color:rgba(255,255,255,.65);margin-bottom:14px;position:relative;z-index:1;
}
.widget-mask .wm-tip{
  font-size:12.5px;line-height:1.7;color:rgba(255,255,255,.82);
  max-width:240px;position:relative;z-index:1;
}
.widget-mask .wm-bar{
  margin-top:14px;width:64px;height:3px;border-radius:2px;
  background:linear-gradient(90deg,var(--gold),var(--accent));position:relative;z-index:1;
}
@keyframes wmFadeIn{from{opacity:0;transform:scale(.98);}to{opacity:1;transform:scale(1);}}
@media(prefers-reduced-motion:reduce){.widget-mask{animation:none;}}