:root{
  --ink:#16202e; --ink-2:#3d4b5e; --muted:#7a8798;
  --line:#e3e8ee; --bg:#f6f8fb; --paper:#fff;
  --brand:#0b4f8a; --brand-2:#1a7fc1; --accent:#c8102e;
  --serif:"Source Han Serif SC","Noto Serif SC","Songti SC",SimSun,serif;
  --sans:"PingFang SC","Microsoft YaHei UI","Microsoft YaHei","Segoe UI",sans-serif;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.85}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}

.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:16px;
  padding:12px 22px;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:baseline;gap:12px}
.logo{font-family:var(--serif);font-weight:800;font-size:19px;letter-spacing:.5px;color:var(--brand)}
.brand-cn{font-size:12.5px;color:var(--muted)}
.tools{margin-left:auto;display:flex;align-items:center;gap:12px}
.tools button{border:1px solid var(--line);background:#fff;color:var(--ink-2);
  font:inherit;font-size:13px;padding:6px 13px;border-radius:7px;cursor:pointer}
.tools button[aria-pressed="true"]{background:var(--brand);color:#fff;border-color:var(--brand)}
.src{font-size:13px;color:var(--muted)}

.layout{display:grid;grid-template-columns:268px minmax(0,1fr);gap:0;max-width:1280px;margin:0 auto}
.side{position:sticky;top:57px;align-self:start;height:calc(100vh - 57px);overflow-y:auto;
  padding:18px 14px 40px;border-right:1px solid var(--line)}
#filter{width:100%;padding:7px 10px;border:1px solid var(--line);border-radius:7px;
  font:inherit;font-size:13px;margin-bottom:12px;background:#fff}
.grp{margin-bottom:14px}
.grp-title{font-size:11.5px;letter-spacing:1.2px;color:var(--muted);padding:4px 8px;font-weight:600}
#nav a{display:block;padding:5px 9px;border-radius:6px;font-size:13.5px;color:var(--ink-2);line-height:1.45}
#nav a:hover{background:#eef3f9;text-decoration:none}
#nav a.active{background:#e4eef8;color:var(--brand);font-weight:600}

.main{padding:34px 46px 60px;min-width:0}
article.doc{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:38px 44px}
.crumb{font-size:12px;color:var(--brand-2);letter-spacing:1px;margin-bottom:8px}
article h1{font-family:var(--serif);font-size:30px;line-height:1.4;margin:0 0 12px;font-weight:700}
.meta{display:flex;gap:18px;font-size:12.5px;color:var(--muted);
  padding-bottom:16px;border-bottom:1px solid var(--line);margin-bottom:26px}
.content{font-size:16px;line-height:1.95}
.content p{margin:0 0 15px;text-align:justify}
.content h2{font-family:var(--serif);font-size:21px;margin:32px 0 12px;padding-left:10px;border-left:4px solid var(--brand)}
.content h3{font-size:17px;margin:24px 0 10px;color:var(--ink-2)}
.content ul{margin:0 0 16px;padding-left:22px}
.content li{margin-bottom:7px}

.en{display:none}
body.bilingual .en{display:block;font-size:13.5px;line-height:1.7;color:var(--muted);
  border-left:2px solid var(--line);padding-left:12px;margin:2px 0 14px;font-family:"Segoe UI",sans-serif}
body.bilingual li .en{display:block;margin:2px 0 4px}

.hero{background:linear-gradient(135deg,#0b4f8a,#1a7fc1);color:#fff;border-radius:14px;
  padding:44px 46px;margin-bottom:26px}
.hero h1{font-family:var(--serif);font-size:34px;margin:0 0 12px}
.lede{margin:0 0 22px;font-size:16px;opacity:.94;max-width:74ch}
.facts{display:flex;gap:44px;margin:0;flex-wrap:wrap}
.facts dt{font-size:11.5px;letter-spacing:1px;opacity:.72}
.facts dd{margin:3px 0 0;font-size:15px;font-weight:600}

.news{background:#fff;border:1px solid var(--line);border-radius:12px;padding:26px 30px;margin-bottom:22px}
.news h2{font-family:var(--serif);font-size:20px;margin:0 0 14px}
.newslist{list-style:none;margin:0;padding:0}
.newslist li{display:flex;align-items:baseline;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line);font-size:15px}
.newslist li:last-child{border-bottom:0}
.tag{margin-left:auto;font-size:11.5px;color:var(--brand-2);background:#eaf3fa;
  padding:2px 9px;border-radius:99px;white-space:nowrap}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(266px,1fr));gap:16px}
.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px 22px}
.card h3{font-size:15px;margin:0 0 10px;display:flex;align-items:center;gap:8px}
.count{font-size:11px;color:var(--muted);background:#f0f3f7;padding:1px 7px;border-radius:99px;font-weight:400}
.card ul{list-style:none;margin:0;padding:0}
.card li{font-size:14px;padding:4px 0;line-height:1.5}

.foot{margin-top:34px;font-size:12.5px;color:var(--muted);border-top:1px solid var(--line);padding-top:16px}
.foot p{margin:0 0 6px}

.pagehead{margin-bottom:22px}
.pagehead h1{font-family:var(--serif);font-size:30px;margin:0 0 8px}
.pagehead p{margin:0;color:var(--muted);font-size:14px}
.news h2{display:flex;align-items:center;gap:10px}
.more{margin-left:auto;font-size:12.5px;color:var(--brand-2);font-weight:400}

.newscards{display:flex;flex-direction:column;gap:10px}
.ncard{display:flex;gap:18px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:10px;padding:16px 20px;text-decoration:none;color:inherit;transition:.16s}
.ncard:hover{border-color:#c9dcef;box-shadow:0 6px 18px -12px rgba(11,79,138,.5);transform:translateY(-1px)}
.ncard-date{flex:0 0 92px;font-family:"Consolas",monospace;font-size:12.5px;color:var(--brand-2);padding-top:3px}
.ncard-date span{display:block;margin-top:6px;font-family:var(--sans);font-size:11px;color:var(--muted)}
.ncard-main{flex:1;min-width:0}
.ncard-main h3{margin:0 0 5px;font-size:16px;font-weight:600;line-height:1.45}
.ncard-main p{margin:0;font-size:13.5px;color:var(--muted);line-height:1.6;
  overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}

@media (max-width:900px){
  .layout{grid-template-columns:1fr}
  .side{position:static;height:auto;border-right:0;border-bottom:1px solid var(--line)}
  .main{padding:22px 18px 40px}
  article.doc{padding:24px 20px}
  .hero{padding:30px 24px}
  article h1{font-size:24px}
  .facts{gap:24px}
}
@media print{
  .topbar,.side,.tools{display:none}
  .layout{display:block}
  article.doc{border:0;padding:0}
}