/* ============ 铸牢基地平台 · 主题样式（红金政务学术风） ============ */
:root{
  --red:#A61F24; --red-deep:#7A1216; --red-dark:#5A0D10; --red-soft:#FBF0EE;
  --gold:#B9904F; --gold-deep:#96702F; --gold-line:#E5D7B6;
  --paper:#F8F4EB; --paper-2:#F2EAD9; --card:#FFFFFF;
  --ink:#332E27; --ink-2:#7A7061; --ink-3:#A79B88;
  --line:#E4DAC3;
  --serif:"Noto Serif SC","Songti SC","STSong","SimSun",serif;
  --sans:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  /* 毛体书法（校名专用，近似西外注册毛体） */
  --mao:"Ma Shan Zheng","STXingkai","STKaiti","KaiTi","LiSu",cursive;
  /* 西外校徽标准色：深蓝 C100 M91 Y49 K11 */
  --xisu-blue:#1B3A6B;
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%;overflow-x:hidden}
body{font-family:var(--sans);color:var(--ink);background:var(--paper);font-size:15px;line-height:1.85;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;vertical-align:middle}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px;width:100%;box-sizing:border-box}
.clearfix:after{content:"";display:block;clear:both}

/* ---------- 演示提示条 ---------- */
.demo-strip{background:#8a2410;color:#ffe9c9;font-size:13px;text-align:center;padding:5px 14px}

/* ---------- 整张大Banner（暖金插画 + 白字多层阴影确保清晰） ---------- */
.hero{position:relative;width:100%;height:440px;min-height:360px;max-height:520px;overflow:hidden;border-bottom:3px solid #B9904F;box-shadow:0 4px 14px rgba(0,0,0,.08)}
.hero-bg-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 40%;z-index:0}
.hero-overlay{position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(35,10,4,.6) 0%,rgba(60,25,10,.3) 32%,rgba(60,25,10,.3) 60%,rgba(30,8,3,.66) 100%)}
.hero-svg{display:none}
.hero-inner{position:relative;z-index:3;height:100%;display:flex;flex-direction:column;justify-content:space-between;padding:26px 20px;box-sizing:border-box}

/* 顶部品牌行（白字 + 阴影光晕托底） */
.hero-top{display:flex;justify-content:space-between;align-items:flex-start;width:100%;padding-top:6px}
.hero-brand{display:flex;align-items:center;line-height:1.3}
.hero-brand-text{display:flex;flex-direction:column;gap:5px}
.hero-brand-cn{font-family:var(--serif);font-size:20px;letter-spacing:2px;color:#FFF8E7;font-weight:700;text-shadow:0 1px 3px rgba(18,6,2,.65)}
.hero-brand-cn-accent{font-size:20px;letter-spacing:2px;color:#FFF8E7;font-weight:700;text-align:right;text-shadow:0 1px 3px rgba(18,6,2,.65)}
.hero-brand-en{font-size:9px;letter-spacing:2px;color:#F0E0C8;font-weight:500;text-shadow:0 1px 2px rgba(18,6,2,.6)}
.hero-brand-en-accent{text-align:right;opacity:.85;letter-spacing:1.5px;text-shadow:0 1px 2px rgba(18,6,2,.6)}
.hero-brand-right{flex-direction:column;align-items:flex-end}
.hero-brand-right .hero-brand-text{align-items:flex-end}

/* 居中大字（白字 + 三层阴影确保任何底图上都清晰） */
.hero-center{flex:1;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:18px 0 6px}
.hero-title{font-family:var(--serif);font-size:60px;color:#FFFFFF;letter-spacing:6px;font-weight:700;line-height:1.4;margin-bottom:14px;white-space:nowrap;text-shadow:0 2px 6px rgba(18,6,2,.62),0 1px 2px rgba(18,6,2,.5)}
.hero-title span{display:inline-block;margin:0 2px}
.hero-sub-en{font-size:13px;color:#F0E0C8;letter-spacing:3px;margin-top:8px;text-shadow:0 1px 3px rgba(18,6,2,.55)}

/* ---------- 顶部信息条（已并入 hero，保留空类名） ---------- */
.topbar{height:0;overflow:hidden}
.masthead{display:none}
.mast-inner{display:flex;align-items:center;justify-content:center;gap:22px;padding:26px 20px 22px}
.seal{width:66px;height:66px;flex:0 0 66px;border:2px solid var(--red);border-radius:10px;background:var(--red);
  color:#f6d48a;font-family:var(--serif);font-weight:500;display:flex;flex-direction:column;align-items:center;justify-content:center;
  line-height:1.15;box-shadow:inset 0 0 0 3px rgba(246,212,138,.35)}
.seal span{font-size:21px;letter-spacing:1px;color:#fff}
.seal i{font-style:normal;font-size:10px;letter-spacing:3px;margin-top:2px}
.mast-text{text-align:center}
.mast-dept{font-size:14px;letter-spacing:6px;color:var(--gold-deep);font-weight:500;margin-bottom:6px}
.mast-dept::before,.mast-dept::after{content:"";display:inline-block;width:26px;height:1px;background:var(--gold-line);vertical-align:middle;margin:0 12px}
.mast-title{font-family:var(--serif);font-size:clamp(24px,3.4vw,38px);color:var(--red-deep);font-weight:500;letter-spacing:3px;line-height:1.45}
.mast-org{font-size:13.5px;color:#8a7b60;letter-spacing:1px;margin-top:6px}
.mast-org b{color:var(--red);font-weight:500}
.mast-sub{margin-top:4px;font-size:12.5px;color:var(--gold-deep);letter-spacing:2px}

/* ---------- 主导航 ---------- */
.navbar{background:var(--red-deep);position:sticky;top:0;z-index:60;box-shadow:0 2px 8px rgba(90,13,16,.18)}
.nav{display:flex;align-items:center;justify-content:space-between}
.nav ul{display:flex;list-style:none;flex-wrap:wrap}
.nav ul li a{display:block;color:#f4e6d0;padding:0 14px;line-height:50px;font-size:15px;letter-spacing:1px;position:relative;white-space:nowrap}
.nav ul li a:hover,.nav ul li.on a{color:#fff;background:rgba(255,255,255,.08)}
.nav ul li.on a::after,.nav ul li a:hover::after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;background:var(--gold)}
.nav ul li a em{display:none}
.nav-search{display:flex;align-items:center;gap:0;margin-left:8px}
.nav-search input{width:150px;height:30px;border:1px solid rgba(255,255,255,.35);background:rgba(255,255,255,.12);color:#fff;
  padding:0 10px;font-size:13px;outline:none;border-radius:4px 0 0 4px}
.nav-search input::placeholder{color:rgba(255,255,255,.55)}
.nav-search button{height:30px;padding:0 13px;border:0;background:var(--gold);color:#3f2a08;font-size:13px;cursor:pointer;border-radius:0 4px 4px 0;font-family:var(--sans)}
.nav-search button:hover{background:#cfa766}
.menu-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px;flex-direction:column;justify-content:center;gap:5px;flex-shrink:0}
.menu-toggle span{display:block;width:22px;height:2px;background:#f4e6d0;border-radius:2px;transition:.2s}
.menu-toggle:hover span{background:#fff}

/* ---------- 通用栏目标题 ---------- */
.sec{margin:26px 0}
.sec-head{display:flex;align-items:center;gap:12px;border-bottom:2px solid var(--red-deep);padding-bottom:8px;margin-bottom:14px}
.sec-head .t{font-family:var(--serif);font-size:21px;color:var(--red-deep);letter-spacing:2px;font-weight:500;white-space:nowrap}
.sec-head .t small{font-family:var(--sans);font-size:12px;color:var(--ink-2);letter-spacing:1px;margin-left:6px}
.sec-head .more{margin-left:auto;font-size:13px;color:var(--gold-deep)}
.sec-head .more:hover{color:var(--red)}

/* ---------- 轮播（自适应高度，杜绝溢出/留白） ---------- */
.slider{position:relative;height:clamp(300px,34vw,400px);overflow:hidden;border:1px solid var(--gold-line);border-radius:6px;box-shadow:0 6px 18px rgba(122,18,22,.10)}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .7s;display:flex;align-items:center;padding:0 8%;cursor:pointer}
.slide.on{opacity:1}
.sl-bg-1{background:linear-gradient(115deg,#7A1216 0%,#A61F24 55%,#B33A2B 100%)}
.sl-bg-2{background:linear-gradient(115deg,#5A0D10 0%,#7A1216 55%,#96321f 100%)}
.sl-bg-3{background:linear-gradient(115deg,#6d1a0e 0%,#a03916 60%,#7A1216 100%)}
.slide::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 78% 30%,rgba(244,212,138,.16) 0,transparent 46%),radial-gradient(circle at 20% 82%,rgba(244,212,138,.10) 0,transparent 40%)}
.slide-in{position:relative;z-index:2;color:#fff;max-width:900px}
.sl-badge{display:inline-block;border:1px solid #f0cf8f;color:#ffe3a6;font-size:clamp(11px,1.2vw,12.5px);letter-spacing:3px;padding:3px 14px;border-radius:20px;margin-bottom:clamp(8px,1.2vw,16px)}
.sl-title{font-family:var(--serif);font-size:clamp(21px,2.8vw,32px);letter-spacing:3px;line-height:1.55;white-space:pre-line;text-shadow:0 1px 12px rgba(0,0,0,.25)}
.sl-sub{margin-top:clamp(8px,1.2vw,14px);font-size:clamp(12.5px,1.5vw,15px);color:#f4dec4;letter-spacing:1px;opacity:.9}
.sl-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px;z-index:5}
.sl-dots i{width:22px;height:4px;border-radius:2px;background:rgba(255,255,255,.35);cursor:pointer}
.sl-dots i.on{background:#f0cf8f}

/* ---------- 版面节奏（统一间距，消除不协调空白） ---------- */
#main{padding-bottom:46px}
.sec{margin:30px 0 0}
.sec-head{margin-bottom:14px}

/* ---------- 首页网格（两面板等高） ---------- */
.home-grid{display:grid;grid-template-columns:1.8fr 1fr;gap:18px;align-items:stretch}
.home-grid > .panel{min-width:0}
.panel{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:4px 0 12px;display:flex;flex-direction:column}
.panel .lst{flex:1}
.panel .ph{display:flex;align-items:center;gap:9px;padding:13px 18px 9px;border-bottom:1px solid var(--paper-2);margin-bottom:8px}
.panel .ph .dot{width:5px;height:18px;background:var(--red);border-radius:2px}
.panel .ph h3{font-family:var(--serif);font-size:18px;color:var(--red-deep);letter-spacing:1.5px;font-weight:500;flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.panel .ph .more{margin-left:auto;font-size:12.5px;color:var(--gold-deep);flex-shrink:0}
.lst{list-style:none}
.lst li{display:flex;align-items:baseline;gap:10px;padding:8px 18px;font-size:14.5px;line-height:1.7}
.lst li a{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lst li a:hover{color:var(--red)}
.lst li a .tag{display:inline-block;font-size:11px;color:var(--red);border:1px solid #e5b6a9;border-radius:3px;padding:0 5px;margin-right:6px;vertical-align:1px;background:var(--red-soft)}
.lst li .dt{color:var(--ink-3);font-size:13px;white-space:nowrap;font-family:var(--sans)}
.lst li.top a::before{content:"置顶";display:inline-block;font-size:11px;color:#fff;background:var(--red);border-radius:3px;padding:0 5px;margin-right:6px;vertical-align:1px}
.notice-band{padding:14px 0 0}
.notice-panel{background:var(--card);border:1px solid var(--line);border-radius:6px;box-sizing:border-box}
.slider-band{background:transparent;padding:20px 0 24px}
.slider-wrap{padding-top:0}
.feat-band{background:transparent;padding:30px 0 28px}

/* 三栏专题区（等高面板） */
.tri{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:2px}
.tri .panel .mini-nav{display:flex;flex-wrap:wrap;gap:6px;padding:10px 18px 0}
.tri .panel .mini-nav a{font-size:12px;color:var(--gold-deep);border:1px solid var(--gold-line);border-radius:20px;padding:1px 10px}
.tri .panel .mini-nav a:hover{background:var(--paper-2);color:var(--red)}
.mini-lst{list-style:none;padding:4px 18px 8px;flex:1}
.mini-lst li{display:flex;align-items:baseline;gap:8px;padding:5.5px 0;font-size:13.8px;line-height:1.6}
.mini-lst li a{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mini-lst li a:hover{color:var(--red)}
.mini-lst li .dt{color:var(--ink-3);font-size:12px;white-space:nowrap}

/* 科学传播下半区（等高 + 防溢出） */
.duo{display:grid;grid-template-columns:1.9fr 1fr;gap:18px;margin-top:2px}
.duo .col-l{display:flex;flex-direction:column;gap:14px;min-width:0}
.duo .col-l .panel{flex:1;min-width:0}
.duo > .panel{min-width:0}
.dir-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:2px}
.dir-card{background:linear-gradient(160deg,#fff 60%,#f6ecd8);border:1px solid var(--gold-line);border-top:3px solid var(--red);border-radius:6px;padding:16px 14px;text-align:center;min-width:0;overflow:hidden}
.dir-card .ic{width:42px;height:42px;margin:0 auto 10px;border-radius:50%;background:var(--red);color:#f6d48a;display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-size:13px;letter-spacing:0;line-height:1.1;box-shadow:0 0 0 3px #f3e4cc;flex-shrink:0}
.dir-card h4{font-family:var(--serif);color:var(--red-deep);font-size:17px;letter-spacing:2px;font-weight:500;margin-bottom:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dir-card p{font-size:12.3px;color:var(--ink-2);line-height:1.7;text-align:left;word-break:break-word;overflow:hidden;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical}

/* 三栏专题区（防溢出） */
.tri > .panel{min-width:0}

/* 学习资源入口（防溢出） */
.res-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.res-card{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:18px 12px 16px;text-align:center;transition:.15s;min-width:0}
.res-card:hover{border-color:var(--gold);box-shadow:0 4px 12px rgba(122,18,22,.08);transform:translateY(-2px)}
.res-card .rk{width:46px;height:46px;margin:0 auto 8px;border:1px solid var(--gold-line);border-radius:50%;color:var(--red-deep);font-family:var(--serif);font-size:12px;display:flex;align-items:center;justify-content:center;background:var(--paper-2);line-height:1.2;flex-shrink:0}
.res-card h4{font-size:15.5px;letter-spacing:1px;color:var(--ink);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.res-card p{font-size:12px;color:var(--ink-3);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* 内容大版块整体兜底：不允许横向溢出 */
.content-board{overflow-x:hidden}
.content-board .sec{overflow:hidden}

/* 页面通用（栏目列表/详情） */
.crumb{padding:14px 0 2px;font-size:13px;color:var(--ink-2)}
.crumb b{color:var(--red);font-weight:500}
.crumb a{color:var(--gold-deep)}
.crumb a:hover{color:var(--red)}
.page-title{font-family:var(--serif);font-size:24px;color:var(--red-deep);letter-spacing:2px;padding:12px 0 8px;border-bottom:2px solid var(--red-deep)}
.layout{display:grid;grid-template-columns:230px 1fr;gap:22px;padding:20px 0 4px;align-items:start}
.aside .box{background:var(--card);border:1px solid var(--line);border-radius:6px;overflow:hidden;margin-bottom:18px}
.aside .box .bh{background:var(--red-deep);color:#f6d48a;font-size:15px;letter-spacing:2px;padding:9px 16px;font-family:var(--serif)}
.aside .box ul{list-style:none;padding:6px 0}
.aside .box ul li a{display:block;padding:8px 18px;font-size:14px;color:var(--ink);border-left:3px solid transparent}
.aside .box ul li a:hover,.aside .box ul li.on a{color:var(--red);background:var(--red-soft);border-left-color:var(--red)}
.aside .aside-txt{padding:14px 16px;font-size:13px;color:var(--ink-2);line-height:1.9}
.aside .as-link{display:block;padding:9px 18px;border-bottom:1px dashed var(--line);font-size:13.5px;color:var(--ink)}
.aside .as-link:last-child{border-bottom:0}
.aside .as-link:hover{color:var(--red)}
.main-list{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:8px 22px 14px;min-height:420px;display:flex;flex-direction:column}
.list-lst{list-style:none;flex:1}
.list-lst li{display:flex;align-items:baseline;gap:12px;padding:12px 4px;border-bottom:1px dashed var(--line)}
.list-lst li a{flex:1;font-size:15.5px;overflow:hidden}
.list-lst li a .tag{font-size:11px;color:var(--red);border:1px solid #e5b6a9;border-radius:3px;padding:0 6px;margin-right:7px;background:var(--red-soft);vertical-align:1px}
.list-lst li a:hover{color:var(--red)}
.list-lst li .dt{color:var(--ink-3);font-size:13px;white-space:nowrap}
.art-meta{padding:16px 0 4px;text-align:center}
.art-meta h1{font-family:var(--serif);font-size:26px;color:var(--red-deep);letter-spacing:1.5px;line-height:1.5;font-weight:500}
.art-meta .meta{margin-top:10px;font-size:13px;color:var(--ink-3)}
.art-meta .meta span{margin:0 10px}
.art-body{padding:22px 6px 10px;font-size:15.5px;line-height:2.05}
.art-body h2{font-size:19px;color:var(--red-deep);margin:20px 0 8px;padding-left:10px;border-left:4px solid var(--red);font-family:var(--serif);font-weight:500}
.art-body h3{font-size:16.5px;color:#7a4a13;margin:16px 0 6px}
.art-body p{margin:10px 0}
.art-body img{border:1px solid var(--line);border-radius:4px}
.art-body a{color:var(--red);border-bottom:1px dotted var(--red)}
.art-body .art-source{background:var(--paper-2);border-left:3px solid var(--gold);padding:8px 12px;font-size:13px;color:var(--ink-2);margin:14px 0}
.back-link{display:inline-block;margin:18px 4px 6px;color:var(--gold-deep);font-size:13.5px;border:1px solid var(--gold-line);border-radius:4px;padding:5px 16px}
.back-link:hover{background:var(--paper-2);color:var(--red)}

/* 分页 */
.pager{display:flex;gap:8px;justify-content:center;padding:18px 0 6px}
.pager a,.pager span{min-width:30px;height:30px;line-height:30px;text-align:center;border:1px solid var(--line);background:#fff;font-size:13px;color:var(--ink);padding:0 6px;border-radius:3px}
.pager .on{background:var(--red-deep);color:#fff;border-color:var(--red-deep)}
.pager a:hover{border-color:var(--red);color:var(--red)}

/* 搜索 */
.search-none{padding:80px 0;text-align:center;color:var(--ink-2)}
.search-none b{color:var(--red);font-size:22px;font-family:var(--serif);letter-spacing:2px}

/* ---------- 内容大版块（所有内容模块装进这一个盒子） ---------- */
.content-board{max-width:1160px;margin:24px auto 40px;padding:6px 28px 26px;background:#FFFFFF;border:1px solid #E4DAC3;border-radius:8px;box-shadow:0 2px 14px rgba(0,0,0,.05)}
.content-board .wrap{max-width:100%;margin:0;padding:0}
.content-board .sec{margin:0;padding:22px 0;border-bottom:1px dashed var(--line)}
.content-board .sec:last-child{border-bottom:0;padding-bottom:0}
.content-board .sec-head{margin-bottom:14px}
.content-board .feat-band,
.content-board .slider-band,
.content-board .notice-band{background:transparent;padding:0;border:0}

/* 底部链接 + 页脚 */
.links-band{background:var(--paper-2);border-top:1px solid var(--gold-line);padding:16px 0}
.links-band .wrap{display:flex;flex-wrap:wrap;gap:8px 22px;align-items:center}
.links-band .lb-t{color:var(--gold-deep);font-size:14px;letter-spacing:2px;font-family:var(--serif)}
.links-band a{font-size:13.5px;color:var(--ink-2)}
.links-band a:hover{color:var(--red)}
.links-band .lb-grp{color:var(--red);font-size:13.5px;letter-spacing:1px;font-family:var(--serif);font-weight:500;border-left:1px solid var(--gold-line);padding-left:14px}
.links-band .lb-drop{position:relative;display:inline-block}
.lb-drop-btn{background:#fff;border:1px solid var(--gold-line);color:var(--gold-deep);font-size:13.5px;letter-spacing:1px;padding:4px 14px;border-radius:4px;cursor:pointer;font-family:var(--serif);font-weight:500;display:inline-flex;align-items:center;gap:6px}
.lb-caret{font-size:10px;line-height:1;transition:transform .15s}
.lb-drop.open .lb-caret{transform:rotate(180deg)}
.lb-drop-menu{position:absolute;bottom:calc(100% + 6px);right:0;background:#fff;border:1px solid var(--line);border-radius:6px;box-shadow:0 8px 22px rgba(90,13,16,.16);min-width:260px;padding:6px 0;display:none;z-index:90}
.lb-drop.open .lb-drop-menu{display:block}
.lb-drop-item{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:9px 16px;font-size:13.5px;color:var(--ink);white-space:nowrap}
.lb-drop-item:hover{background:var(--red-soft);color:var(--red)}
.lb-drop-name{font-weight:500}
.lb-drop-url{font-size:11px;color:var(--ink-3)}
.footer{background:var(--red-dark);color:#e7d5bc;font-size:13px;padding:22px 0}
.footer .wrap{display:flex;flex-wrap:wrap;gap:8px 26px;justify-content:center;align-items:center;text-align:center}
.footer b{color:#f6d48a;font-weight:500;font-family:var(--serif);font-size:15px;letter-spacing:2px}
.footer a{color:#f0d9b0}
.footer a:hover{color:#fff}
.footer .sep{opacity:.4}

/* 顶部返回按钮 & 浮动 */
.to-top{position:fixed;right:22px;bottom:34px;width:40px;height:40px;background:var(--red-deep);color:#f6d48a;border-radius:6px;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;transition:.2s;z-index:70;font-size:17px}
.to-top.show{opacity:.9}

/* 响应式 */
@media(max-width:1000px){
  .home-grid,.duo{grid-template-columns:1fr}
  .nav ul li a{padding:0 10px;font-size:14px}
  .nav-search input{width:120px}
}
/* 中宽度断点：三栏专题纵排，杜绝半行留白 */
@media(max-width:860px){
  .tri{grid-template-columns:1fr}
  .dir-grid{grid-template-columns:repeat(2,1fr)}
  .res-grid{grid-template-columns:repeat(2,1fr)}
  .hero-top{flex-direction:column;align-items:center;gap:14px;text-align:center}
  .hero-brand-right .hero-brand-text{align-items:center}
  .hero-brand-cn-accent,.hero-brand-en-accent{text-align:center}
  .hero-title{font-size:38px;letter-spacing:4px}
  .hero-sub-en{letter-spacing:2.5px}
}
@media(max-width:760px){
  .hero{height:auto;min-height:380px;padding-bottom:30px}
  .hero-inner{padding:22px 16px}
  .hero-brand-cn{font-size:17px;letter-spacing:2px}
  .hero-brand-cn-accent{font-size:16px;letter-spacing:2px}
  .hero-title{font-size:30px;letter-spacing:2px;white-space:normal}
  .hero-sub-en{font-size:11px;letter-spacing:2px}
  /* 移动端导航：汉堡菜单折叠 */
  .nav{position:relative;flex-wrap:wrap;padding:0 16px}
  .menu-toggle{display:flex;margin:5px 0}
  .nav ul{display:none;flex-basis:100%;flex-direction:column;border-top:1px solid rgba(255,255,255,.14)}
  .nav ul li a{line-height:46px;padding:0 8px;font-size:15px}
  .nav-tools{display:none;flex-basis:100%;flex-direction:column;padding:10px 0 14px;gap:10px;align-items:stretch}
  .nav-search{width:100%;margin-left:0}
  .nav-search input{flex:1;width:auto}
  .school-go{justify-content:center}
  .nav.open ul{display:flex}
  .nav.open .nav-tools{display:flex}
  /* 二级页面：侧栏下沉，内容优先 */
  .layout{grid-template-columns:1fr;gap:14px}
  .aside{order:2}
  .main-list{order:1;min-height:0;padding:6px 14px 12px}
  .page-title{font-size:19px;letter-spacing:1px}
  .art-meta h1{font-size:20px;letter-spacing:.5px}
  .art-meta .meta{font-size:12px}
  .art-meta .meta span{margin:0 5px}
  .art-body{font-size:15px;line-height:1.9;padding:16px 2px 8px}
  .content-board{padding:4px 12px 18px;margin:14px auto 24px}
}
@media(max-width:520px){
  .dir-grid,.res-grid{grid-template-columns:1fr}
  .home-grid .col{gap:14px}
  .crumb .wrap,.page-title{letter-spacing:0}
  .hero{min-height:320px}
  .hero-top{gap:10px}
  .hero-brand-cn{font-size:15px;letter-spacing:1px}
  .hero-brand-cn-accent{font-size:14px;letter-spacing:1px}
  .hero-brand-en,.hero-brand-en-accent{font-size:8px;letter-spacing:1px}
  .hero-title{font-size:24px;letter-spacing:1px;line-height:1.5}
  .hero-sub-en{font-size:9px;letter-spacing:1.5px}
  .wrap{padding:0 14px}
  .panel .ph h3{font-size:16px}
  .lst li{font-size:14px}
  .list-lst li a{font-size:14.5px}
  .crumb{font-size:12px}
  .links-band .wrap{gap:6px 14px}
  .footer{font-size:12px}
}

/* ---------- 导航直达学校官网 ---------- */
.nav-tools{display:flex;align-items:center;gap:8px}
.school-go{display:inline-flex;align-items:center;gap:5px;height:30px;padding:0 10px;border:1px solid #f0cf8f;color:#ffe3a6;border-radius:4px;font-size:12.5px;letter-spacing:1px;white-space:nowrap;transition:.15s}
.school-go .arr{font-size:11px}
.school-go:hover{background:var(--gold);border-color:var(--gold);color:#3f2a08}

/* ---------- 首页专题模块（中央精神） ---------- */
.feat{display:grid;grid-template-columns:330px 1fr;border-radius:6px;overflow:hidden;box-shadow:0 6px 18px rgba(122,18,22,.12);border:1px solid #b9893f}
.feat-tt{background:linear-gradient(160deg,#5A0D10 0%,#7A1216 55%,#96321f 100%);color:#fff;padding:26px 26px 22px;position:relative}
.feat-tt::after{content:"";position:absolute;right:-70px;top:-70px;width:190px;height:190px;border:2px solid rgba(246,212,138,.18);border-radius:50%}
.feat-tt::before{content:"";position:absolute;right:34px;bottom:-80px;width:150px;height:150px;border:2px solid rgba(246,212,138,.12);border-radius:50%}
.feat-badge{display:inline-block;border:1px solid #f0cf8f;color:#ffe3a6;font-size:11px;letter-spacing:3px;padding:2px 12px;border-radius:20px;position:relative;z-index:1}
.feat-tt h2{font-family:var(--serif);font-size:34px;letter-spacing:7px;color:#f6d48a;margin:12px 0 8px;font-weight:500;position:relative;z-index:1}
.feat-tt p{font-size:13px;color:#ecd3a8;line-height:1.9;position:relative;z-index:1}
.feat-go{display:inline-block;margin-top:16px;border:1px solid #f0cf8f;color:#ffe3a6;padding:6px 20px;border-radius:20px;font-size:13px;letter-spacing:2px;position:relative;z-index:1;transition:.15s}
.feat-go:hover{background:#f6d48a;color:#5A0D10}
.feat-main{background:var(--card);padding:16px 20px 12px;display:flex;flex-direction:column;gap:10px}
.feat-lead{display:block;background:linear-gradient(160deg,#FBF7EE 0%,#F2EAD9 100%);border:1px solid var(--gold-line);border-left:4px solid var(--red);border-radius:5px;padding:14px 18px 12px;color:var(--ink);transition:.15s}
.feat-lead:hover{border-left-color:var(--gold);background:linear-gradient(160deg,#fff 0%,#F4ECD8 100%)}
.feat-lead-tag{display:inline-block;font-size:11px;letter-spacing:3px;color:var(--red);background:#fff;border:1px solid #e5b6a9;border-radius:3px;padding:1px 8px;margin-bottom:6px}
.feat-lead h3{font-family:var(--serif);font-size:17px;color:var(--red-deep);line-height:1.55;font-weight:500;margin-bottom:6px}
.feat-lead p{font-size:13px;color:var(--ink-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.feat-lead-more{display:inline-block;margin-top:8px;font-size:12.5px;color:var(--gold-deep);letter-spacing:1px}
.feat-lead.empty{color:var(--ink-3);text-align:center;font-size:13px;padding:24px}
.feat-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:2px}
.feat-chips a{font-size:12.5px;color:var(--gold-deep);border:1px solid var(--gold-line);border-radius:20px;padding:2px 12px}
.feat-chips a:hover{background:var(--paper-2);color:var(--red)}
.feat-ul{list-style:none}
.feat-ul li{display:flex;align-items:baseline;gap:10px;padding:7.5px 0;border-bottom:1px dashed var(--line);font-size:14px;line-height:1.65}
.feat-ul li:last-child{border-bottom:0}
.feat-ul li a{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.feat-ul li a:hover{color:var(--red)}
.feat-ul li .dt{color:var(--ink-3);font-size:12.5px;white-space:nowrap}
.feat-ul li.empty{color:var(--ink-3);border-bottom:0}

/* ---------- 专题页（中央精神） ---------- */
.topic-band{background:linear-gradient(160deg,#5A0D10 0%,#7A1216 60%,#96321f 100%);color:#fff;padding:22px 28px;border-radius:6px;margin-top:14px;box-shadow:0 6px 18px rgba(122,18,22,.12)}
.topic-band h1{font-family:var(--serif);font-size:26px;letter-spacing:5px;color:#f6d48a;margin:10px 0 6px;font-weight:500}
.topic-band p{font-size:13.5px;color:#e7cfa6;line-height:1.9;max-width:860px}
.topic-note{background:var(--paper-2);border-left:3px solid var(--gold);color:var(--ink-2);font-size:12.5px;padding:7px 14px;margin-bottom:10px}

@media(max-width:900px){
  .feat{grid-template-columns:1fr}
  .feat-tt{padding:20px 22px}
}
@media(max-width:480px){
  .feat-tt h2{font-size:26px;letter-spacing:4px}
}