@font-face{font-family:'NSerif';src:url('fonts/serif400.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:'NSerif';src:url('fonts/serif700.woff2') format('woff2');font-weight:700;font-display:swap}
@font-face{font-family:'NSans';src:url('fonts/sans400.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:'NSans';src:url('fonts/sans700.woff2') format('woff2');font-weight:700;font-display:swap}
:root{
  --ink:#0E1B2E; --ink2:#16283F; --ink3:#1E3552;
  --gold:#B48A3C; --gold-l:#D9BE85; --gold-d:#8E6A28;
  --paper:#F8F6F2; --card:#FFFFFF; --line:#E7E2D9; --line2:#EFEBE3;
  --txt:#1B2735; --sub:#5C6B7A; --mut:#93A0AD;
  --serif:'NSerif',Georgia,'Songti SC',serif; --sans:'NSans',-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%}
body{font-family:var(--sans);background:var(--paper);color:var(--txt);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
.app{display:flex;height:100vh;overflow:hidden}

/* 侧栏 */
.side{width:228px;flex:0 0 228px;background:var(--ink);color:#fff;display:flex;flex-direction:column;position:relative}
.side:after{content:'';position:absolute;top:0;right:0;width:1px;height:100%;background:linear-gradient(180deg,transparent,var(--gold) 18%,var(--gold) 82%,transparent);opacity:.5}
.brand{display:flex;align-items:center;gap:11px;padding:24px 22px 20px;cursor:pointer}
.brand-mark{width:38px;height:38px;border-radius:3px;background:linear-gradient(145deg,var(--gold-l),var(--gold) 55%,var(--gold-d));color:#21160A;font-family:var(--serif);font-weight:700;font-size:20px;display:flex;align-items:center;justify-content:center}
.brand-text b{display:block;font-family:var(--serif);font-size:17px;letter-spacing:3px}
.brand-text span{display:block;font-size:8px;letter-spacing:1.6px;color:#8FA0B4;margin-top:3px}
.nav{padding:6px 12px;flex:1;overflow:auto}
.nav-group{font-size:10px;color:#5E7085;letter-spacing:2px;padding:16px 12px 8px}
.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:4px;font-size:13.5px;color:#C3CEDB;margin-bottom:2px;position:relative;cursor:pointer}
.nav-item svg{width:15px;height:15px;stroke:#8B9AAC;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex:0 0 15px}
.nav-item.active{background:linear-gradient(90deg,rgba(180,138,60,.22),rgba(180,138,60,.05));color:#fff}
.nav-item.active svg{stroke:var(--gold-l)}
.nav-item.active:before{content:'';position:absolute;left:0;top:14%;height:72%;width:2px;background:var(--gold);border-radius:2px}
.nav-item .tagn{margin-left:auto;font-size:9px;color:#0E1B2E;background:var(--gold-l);padding:1px 5px;border-radius:2px;font-weight:700}
.nav-item.soon{opacity:.45;cursor:default}
.side-foot{padding:16px 22px 18px;border-top:1px solid rgba(255,255,255,.07);font-size:10px;color:#66788C;line-height:1.7}
.side-foot b{color:#8FA0B4;font-weight:400}

/* 主区 */
.main{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0}
.topbar{height:62px;flex:0 0 62px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:18px;padding:0 26px}
.gsearch{flex:1;max-width:520px;height:36px;border:1px solid var(--line);border-radius:3px;display:flex;align-items:center;gap:9px;padding:0 12px;background:var(--paper);cursor:text}
.gsearch svg{width:14px;height:14px;stroke:var(--mut);fill:none;stroke-width:1.8}
.gsearch input{border:0;background:transparent;outline:none;font-size:12.5px;color:var(--txt);flex:1;font-family:inherit}
.gsearch input::placeholder{color:var(--mut)}
.top-right{margin-left:auto;display:flex;align-items:center;gap:16px}
.tbtn{font-size:12.5px;color:var(--sub)}
.avatar{width:32px;height:32px;border-radius:50%;background:var(--ink2);color:var(--gold-l);font-family:var(--serif);display:flex;align-items:center;justify-content:center;font-size:14px}
.content{flex:1;overflow:auto;padding:26px 30px 30px}

.hero h1{font-family:var(--serif);font-size:26px;letter-spacing:1px}
.hero h1 em{font-style:normal;color:var(--gold-d)}
.hero p{font-size:12.5px;color:var(--sub);margin-top:7px;letter-spacing:.4px}
.hsearch{margin-top:18px;background:#fff;border:1px solid var(--line);border-radius:4px;box-shadow:0 1px 2px rgba(14,27,46,.04);display:flex;align-items:center;padding:0 6px 0 16px;height:54px}
.hsearch .ic{width:18px;height:18px;stroke:var(--gold);fill:none;stroke-width:1.8;flex:0 0 18px}
.hsearch input{flex:1;font-size:14px;color:var(--txt);border:0;outline:none;margin-left:11px;background:transparent;font-family:inherit}
.hsearch input::placeholder{color:var(--mut)}
.hsearch .go{height:40px;padding:0 24px;background:linear-gradient(135deg,var(--ink3),var(--ink));color:#fff;border:0;border-radius:3px;font-size:13px;letter-spacing:2px}
.hots{display:flex;gap:8px;align-items:center;margin-top:12px;font-size:11.5px;color:var(--mut);flex-wrap:wrap}
.hots i{font-style:normal;color:var(--gold-d);border:1px solid var(--line);background:#fff;border-radius:20px;padding:4px 12px;cursor:pointer}
.hots i:hover{background:#FBF6EA}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:24px}
.card{background:#fff;border:1px solid var(--line);border-radius:4px;padding:18px 18px 16px;position:relative;overflow:hidden;cursor:pointer}
.card:before{content:'';position:absolute;left:0;top:0;width:100%;height:2px;background:linear-gradient(90deg,var(--gold),rgba(180,138,60,0))}
.card .ci{width:32px;height:32px;border-radius:3px;background:var(--paper);border:1px solid var(--line);display:flex;align-items:center;justify-content:center}
.card .ci svg{width:16px;height:16px;stroke:var(--gold-d);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-family:var(--serif);font-size:15px;margin-top:13px;letter-spacing:.6px}
.card p{font-size:11.5px;color:var(--sub);line-height:1.75;margin-top:7px;min-height:40px}
.card .go{font-size:11.5px;color:var(--gold-d);margin-top:10px}
.stats{margin-top:22px;background:#fff;border:1px solid var(--line);border-radius:4px;display:flex;flex-wrap:wrap}
.stat{flex:1;min-width:150px;padding:16px 20px;border-right:1px solid var(--line2)}
.stat:last-child{border-right:0}
.stat b{display:block;font-family:var(--serif);font-size:23px;letter-spacing:.5px}
.stat b i{font-style:normal;font-size:11px;color:var(--mut);margin-left:4px;font-family:var(--sans)}
.stat span{display:block;font-size:11px;color:var(--sub);margin-top:5px;letter-spacing:.5px}
.stat u{display:block;height:2px;width:100%;background:var(--line2);margin-top:11px;text-decoration:none;position:relative;overflow:hidden}
.stat u i{position:absolute;left:0;top:0;height:100%;background:var(--gold);display:block}
.disc{margin-top:16px;font-size:11px;color:var(--mut);line-height:1.8}

/* 检索/问答双栏 */
.split{display:flex;height:100%;overflow:hidden}
.listcol{width:356px;flex:0 0 356px;background:#fff;border-right:1px solid var(--line);display:flex;flex-direction:column;overflow:hidden}
.lc-head{padding:16px 18px 12px;border-bottom:1px solid var(--line2)}
.lc-head .q{font-family:var(--serif);font-size:14px;letter-spacing:.5px}
.lc-head .m{font-size:11px;color:var(--mut);margin-top:6px}
.lc-body{flex:1;overflow:auto;padding:8px 0}
.li{padding:13px 18px;border-bottom:1px solid var(--line2);position:relative;cursor:pointer}
.li.on{background:#FCFAF6}
.li.on:before{content:'';position:absolute;left:0;top:0;height:100%;width:2px;background:var(--gold)}
.li h4{font-family:var(--serif);font-size:13px;line-height:1.5}
.li .meta{display:flex;gap:6px;align-items:center;margin-top:7px;flex-wrap:wrap}
.tag{font-size:10px;padding:2px 7px;border-radius:2px;background:var(--paper);color:var(--sub);border:1px solid var(--line)}
.tag.g{background:#FBF6EA;color:var(--gold-d);border-color:#EEDFC0}
.tag.i{background:#EEF2F7;color:#3B5473;border-color:#DCE4EE}
.li p{font-size:11px;color:var(--sub);line-height:1.7;margin-top:7px;max-height:40px;overflow:hidden}
.maincol{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0}
.mc-head{height:52px;flex:0 0 52px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 24px;gap:14px}
.mc-head h2{font-family:var(--serif);font-size:15px;letter-spacing:.6px}
.mc-head .sp{margin-left:auto;display:flex;gap:8px}
.pill{font-size:11.5px;color:var(--sub);border:1px solid var(--line);border-radius:3px;padding:5px 11px;background:#fff}
.mc-body{flex:1;overflow:auto;padding:20px 26px 0}
.ask{display:flex;justify-content:flex-end;margin-bottom:16px}
.ask .bub{background:var(--ink);color:#EAF0F7;font-size:13px;padding:11px 15px;border-radius:4px 4px 0 4px;max-width:560px;line-height:1.8}
.ans{display:flex;gap:13px}
.ans .mk{width:30px;height:30px;flex:0 0 30px;border-radius:3px;background:linear-gradient(145deg,var(--gold-l),var(--gold) 55%,var(--gold-d));color:#21160A;font-family:var(--serif);font-weight:700;font-size:15px;display:flex;align-items:center;justify-content:center}
.ans .bd{flex:1;background:#fff;border:1px solid var(--line);border-radius:4px;padding:16px 18px;min-width:0}
.ans .bd .hd{display:flex;align-items:center;gap:9px;padding-bottom:11px;border-bottom:1px solid var(--line2);margin-bottom:12px;flex-wrap:wrap}
.ans .bd .hd b{font-family:var(--serif);font-size:13.5px;letter-spacing:.5px}
.ans .bd .hd span{font-size:10.5px;color:var(--mut)}
.md{font-size:12.5px;line-height:2;color:#26333F;word-break:break-word}
.md h3{font-family:var(--serif);font-size:13px;margin:14px 0 6px;color:var(--ink2)}
.md p+p{margin-top:9px}
.md ul{margin:8px 0 8px 18px}
.md li{font-size:12.5px;line-height:1.95}
.md b{color:#12202E}
.md .cite{font-size:10px;color:var(--gold-d);vertical-align:super;border:1px solid #EEDFC0;background:#FBF6EA;border-radius:2px;padding:0 4px;margin-left:1px;cursor:pointer}
.md .warn{display:block;margin-top:12px;border:1px solid #EEDFC0;background:linear-gradient(90deg,#FCF8EF,#FFFDF8);border-radius:3px;padding:10px 13px;font-size:11.5px;color:#6B5620;line-height:1.8}
.lawbox{margin-top:13px;border:1px solid var(--line);border-radius:3px;background:var(--paper);padding:12px 14px}
.lawbox.hl{border-color:var(--gold);background:#FDF9F1}
.lawbox .t{font-size:11.5px;color:var(--gold-d);font-family:var(--serif);display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.lawbox .t b{background:var(--gold-d);color:#fff;font-size:9.5px;font-weight:400;border-radius:2px;padding:1px 5px;font-family:var(--sans)}
.lawbox .lk{margin-left:auto;font-size:11px;color:var(--sub);cursor:pointer;border:1px solid var(--line);background:#fff;border-radius:2px;padding:2px 8px}
.lawbox .x{font-size:11.5px;color:#3B4854;line-height:1.85;margin-top:8px;white-space:pre-wrap;word-break:break-word}
.askbar{margin:16px 0 20px;background:#fff;border:1px solid var(--line);border-radius:4px;display:flex;align-items:center;padding:0 6px 0 15px;box-shadow:0 1px 2px rgba(14,27,46,.04)}
.askbar input{flex:1;height:48px;border:0;outline:none;font-size:12.5px;background:transparent;font-family:inherit;color:var(--txt)}
.askbar .send{width:36px;height:36px;border-radius:3px;background:var(--ink);display:flex;align-items:center;justify-content:center;border:0}
.askbar .send svg{width:16px;height:16px;stroke:var(--gold-l);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.loading{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--sub);padding:14px 0}
.spin{width:14px;height:14px;border:2px solid var(--line);border-top-color:var(--gold);border-radius:50%;animation:sp 1s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}
.empty{padding:26px 4px;font-size:12.5px;color:var(--mut);line-height:2}

/* 弹窗 */
.mask{position:fixed;inset:0;background:rgba(14,27,46,.45);display:none;align-items:center;justify-content:center;z-index:50;padding:24px}
.mask.on{display:flex}
.modal{background:#fff;border-radius:4px;width:820px;max-width:100%;max-height:86vh;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 18px 50px rgba(14,27,46,.28)}
.modal .mh{padding:16px 20px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px}
.modal .mh b{font-family:var(--serif);font-size:15px;letter-spacing:.5px}
.modal .mh .cl{margin-left:auto;border:0;background:var(--paper);border-radius:3px;width:28px;height:28px;font-size:15px;color:var(--sub)}
.modal .mm{padding:12px 20px 0;font-size:11px;color:var(--mut);display:flex;gap:14px;flex-wrap:wrap}
.modal .mb{padding:14px 20px 22px;overflow:auto;font-size:13px;line-height:2.05;color:#23303D;white-space:pre-wrap;word-break:break-word}
.mask2{position:fixed;inset:0;background:rgba(14,27,46,.28);display:none;z-index:10}
.mask2.on{display:block}

/* 移动端 */
.mnav{display:none}
@media (max-width:900px){
  .app{flex-direction:column;height:100vh}
  .side{display:none}
  .mnav{display:flex;align-items:center;gap:8px;background:var(--ink);padding:10px 14px;color:#fff}
  .mnav .brand-mark{width:28px;height:28px;font-size:15px;border-radius:2px}
  .mnav b{font-family:var(--serif);font-size:15px;letter-spacing:2px}
  .mnav .sp{flex:1}
  .mnav .mi{font-size:11.5px;color:#C3CEDB;border:1px solid rgba(255,255,255,.16);border-radius:20px;padding:4px 10px}
  .mnav .mi.on{background:var(--gold);color:#21160A;border-color:var(--gold)}
  .topbar{height:auto;flex:0 0 auto;padding:10px 14px;gap:10px}
  .gsearch{max-width:none}
  .top-right{display:none}
  .content{padding:16px 14px 24px}
  .hero h1{font-size:20px}
  .hsearch{height:auto;flex-wrap:wrap;padding:10px 10px 10px 13px;gap:8px}
  .hsearch input{width:100%;margin-left:8px;height:30px}
  .hsearch .go{width:100%;justify-content:center;display:flex;align-items:center}
  .cards{grid-template-columns:1fr}
  .stat{min-width:45%}
  .split{flex-direction:column;overflow:auto}
  .listcol{width:auto;flex:0 0 auto;border-right:0;border-bottom:1px solid var(--line);max-height:none}
  .lc-body{max-height:none}
  .maincol{overflow:visible}
  .mc-head{height:auto;padding:12px 14px}
  .mc-head .sp{display:none}
  .mc-body{padding:14px 12px 0;overflow:visible}
  .ans .bd{padding:13px 13px}
  .md{font-size:13px;line-height:2}
  .modal{max-height:88vh}
}