:root{
  --bg:#f6f7f9; --surface:#fff; --ink:#181b21; --ink2:#3d4451; --muted:#6b7280;
  --line:#e6e8ec; --line2:#eef0f3; --accent:#1f4e79; --accent-soft:#eaf1f8;
  --warn:#b45309; --bad:#b42318; --ok:#0f7b53;
  --shadow:0 1px 2px rgba(16,24,40,.04),0 8px 24px rgba(16,24,40,.06);
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.7 var(--sans);
  font-feature-settings:"tnum";-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.88em;
  background:#eef1f5;padding:.1em .35em;border-radius:4px}

/* ---------- 布局 ---------- */
.app{display:flex;min-height:100vh}
.scrim{display:none}
.sidebar{width:264px;flex:0 0 264px;background:var(--surface);border-right:1px solid var(--line);
  position:sticky;top:0;height:100vh;overflow-y:auto;padding:22px 14px 18px;display:flex;flex-direction:column}
.main{flex:1;min-width:0;display:flex;flex-direction:column}
.content{width:100%;max-width:860px;margin:0 auto;padding:28px 32px 40px;flex:1}
body.wide .content{max-width:1120px}

/* ---------- 侧栏 ---------- */
.brand{padding:0 8px 18px;border-bottom:1px solid var(--line2);margin-bottom:12px}
.brand a{display:flex;gap:10px;align-items:center;color:inherit}
.brand a:hover{text-decoration:none}
.mark{width:36px;height:36px;border-radius:9px;background:var(--accent);color:#fff;
  display:grid;place-items:center;font-weight:700;font-size:18px;flex:0 0 36px}
.brand-txt{display:flex;flex-direction:column;line-height:1.3}
.brand-txt b{font-size:15px;letter-spacing:.2px}
.brand-txt small{color:var(--muted);font-size:11.5px;margin-top:2px}
.nav{display:flex;flex-direction:column;gap:2px}
.nav-title{font-size:11px;letter-spacing:.12em;color:#9aa1ad;text-transform:uppercase;
  padding:16px 10px 6px;font-weight:600}
.nav-item{display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:9px 10px;border-radius:7px;color:var(--ink2);font-size:14px;line-height:1.35}
.nav-item:hover{background:#f3f5f8;text-decoration:none}
.nav-item.active{background:var(--accent-soft);color:var(--accent);font-weight:600}
.nav-item.sub{padding-left:10px}
.nav-item .n{font-size:11.5px;color:var(--muted);font-variant-numeric:tabular-nums;
  background:#f1f3f6;padding:1px 6px;border-radius:99px;flex:0 0 auto}
.nav-item.active .n{background:#dbe7f3;color:var(--accent)}
.side-foot{margin-top:auto;padding:16px 10px 0;border-top:1px solid var(--line2);
  font-size:12px;color:var(--muted);line-height:1.6}
.side-foot a{font-size:12.5px}
.side-foot p{margin:8px 0 0}

/* ---------- 顶栏 ---------- */
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:14px;
  padding:12px 32px;background:rgba(246,247,249,.86);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line)}
.crumbs{font-size:13px;color:var(--muted);display:flex;gap:6px;align-items:center;min-width:0}
.crumbs a{color:var(--muted)}
.crumbs .sep{color:#c3c8d1}
.top-act{margin-left:auto;font-size:13px;border:1px solid var(--line);background:#fff;
  padding:6px 14px;border-radius:99px;color:var(--ink2)}
.top-act:hover{border-color:#cfd5de;text-decoration:none}
.menu{display:none;border:1px solid var(--line);background:#fff;border-radius:7px;
  padding:6px 10px;font-size:13px;color:var(--ink2);cursor:pointer}

/* ---------- 首页 ---------- */
.hero{padding:26px 0 8px}
.eyebrow{font-size:11px;letter-spacing:.22em;color:#98a0ad;font-weight:600;margin:0 0 12px}
.hero h1{font-size:40px;line-height:1.22;letter-spacing:-.4px;margin:0 0 14px;font-weight:700}
.lede{font-size:16.5px;color:var(--ink2);max-width:620px;margin:0 0 26px}
.stats{display:flex;gap:34px;flex-wrap:wrap;padding:20px 0;border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);margin-bottom:16px}
.stat b{display:block;font-size:24px;letter-spacing:-.3px;font-variant-numeric:tabular-nums}
.stat span{font-size:12.5px;color:var(--muted)}
.hero-note{font-size:13px;color:var(--muted);margin:0 0 16px}
.hero-note b{color:var(--ink2)}
.hero-acts{display:flex;gap:10px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:6px;padding:9px 18px;border-radius:8px;
  border:1px solid var(--line);background:#fff;color:var(--ink2);font-size:14px;cursor:pointer}
.btn:hover{border-color:#cfd5de;text-decoration:none}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.primary:hover{background:#183f63}
.btn.ghost{background:transparent;font-size:13px;padding:7px 12px}

.sec{padding:36px 0 8px}
.sec.first{padding-top:4px}
.sec-head h1,.sec-head h2{font-size:22px;margin:0 0 6px;letter-spacing:-.2px}
.sec-head p{margin:0 0 20px;color:var(--muted);font-size:14px}

.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}
.card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:12px;padding:18px 18px 15px;color:inherit;transition:.18s ease;position:relative}
.card:hover{text-decoration:none;border-color:#cfd9e6;box-shadow:var(--shadow);transform:translateY(-1px)}
.card-top{display:flex;align-items:baseline;justify-content:space-between;gap:10px}
.card h3{font-size:16.5px;margin:0;letter-spacing:-.1px}
.pill{font-size:11.5px;color:var(--accent);background:var(--accent-soft);
  padding:2px 8px;border-radius:99px;white-space:nowrap;font-variant-numeric:tabular-nums}
.card-desc{font-size:13px;color:var(--muted);margin:9px 0 6px;line-height:1.6}
.card-range{font-size:11.5px;color:#9aa1ad;margin:0;font-variant-numeric:tabular-nums}
.card-review{font-size:12.5px;color:var(--warn);margin:8px 0 0;line-height:1.5}
.card-go{font-size:12.5px;color:var(--accent);margin-top:10px;font-weight:500}

.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.note{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:16px 18px}
.note h4{margin:0 0 6px;font-size:14px}
.note p{margin:0;font-size:13.5px;color:var(--muted);line-height:1.65}

/* ---------- 主题页 ---------- */
.theme-head h1{font-size:32px;margin:0 0 8px;letter-spacing:-.3px}
.meta-row{display:flex;gap:20px;flex-wrap:wrap;font-size:13px;color:var(--muted);
  padding:0 0 18px;font-variant-numeric:tabular-nums}
.meta-row b{color:var(--ink);font-size:15px}
.ok-note{color:var(--ok)}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);position:sticky;top:53px;
  background:var(--bg);z-index:15;padding-top:2px}
.tab{appearance:none;border:0;background:none;font:inherit;font-size:14px;color:var(--muted);
  padding:11px 14px;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;
  display:flex;align-items:center;gap:7px}
.tab:hover{color:var(--ink2)}
.tab.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}
.tab .n{font-size:11px;background:#eceff4;padding:1px 6px;border-radius:99px;color:var(--muted)}
.panel{display:none;padding:26px 0 0}
.panel.active{display:block}
.panel-head{margin:0 0 14px;padding-bottom:14px;border-bottom:1px solid var(--line2)}
.panel-title{font-size:19px;margin:0 0 4px;letter-spacing:-.2px}
.panel-sub{margin:0;font-size:12.5px;color:var(--muted)}
.toc-inline{margin:4px 0 30px;padding:15px 18px 14px;background:#fff;
  border:1px solid var(--line);border-radius:10px}
.toc-t{margin:0 0 9px;font-size:11px;letter-spacing:.14em;color:#98a0ad;font-weight:600}
.toc-inline ul{margin:0;padding:0;list-style:none;display:grid;
  grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:1px 20px}
.toc-inline li{margin:0;font-size:13px;line-height:1.7}
.toc-inline li.lv3{padding-left:12px;color:var(--muted)}
.toc-inline a{color:var(--ink2);border-bottom:0}
.toc-inline a:hover{color:var(--accent);text-decoration:none}
.toc-more{margin:9px 0 0;font-size:12px;color:var(--muted)}

/* ---------- 正文排版 ---------- */
.prose{max-width:760px;font-size:16.5px;line-height:1.9;color:#232833}
.prose h2{font-size:21px;margin:2.2em 0 .7em;padding-left:12px;border-left:3px solid var(--accent);
  line-height:1.4;letter-spacing:-.1px}
.prose h3{font-size:17px;margin:1.8em 0 .5em;color:var(--ink)}
.prose h4{font-size:15.5px;margin:1.5em 0 .4em}
.prose p{margin:0 0 1.1em}
.prose ul,.prose ol{margin:0 0 1.2em;padding-left:1.4em}
.prose li{margin:.45em 0}
.prose li>p{margin:0}
.prose blockquote{margin:1.3em 0;padding:12px 18px;background:#fff;border-left:3px solid #cdd9e6;
  border-radius:0 8px 8px 0;color:var(--ink2);font-size:15px}
.prose blockquote p{margin:0}
.prose blockquote p+p{margin-top:.6em}
.prose strong{color:#12233a;font-weight:650}
.prose hr{border:0;border-top:1px solid var(--line);margin:2.4em 0}
.prose table{width:100%;border-collapse:collapse;margin:1.2em 0;font-size:14.5px;line-height:1.65}
.prose th,.prose td{border:1px solid var(--line);padding:8px 12px;text-align:left;vertical-align:top}
.prose thead th{background:#f3f6fa;font-weight:600;color:var(--ink2)}
.prose tbody tr:nth-child(even){background:#fafbfc}
.prose a{border-bottom:1px solid #cfddec}
.prose a:hover{border-bottom-color:var(--accent)}
.prose code{background:#eef1f5}

/* ---------- 表格 / 筛选 ---------- */
.filters{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:0 0 12px}
.filters input[type=search]{flex:1 1 260px;min-width:180px;padding:9px 12px;border:1px solid var(--line);
  border-radius:8px;background:#fff;font:inherit;font-size:14px;outline:none}
.filters input[type=search]:focus{border-color:#b9cbe0;box-shadow:0 0 0 3px rgba(31,78,121,.08)}
.filters select{padding:9px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;
  font:inherit;font-size:13.5px;color:var(--ink2);outline:none;max-width:190px}
.result-line{font-size:12.5px;color:var(--muted);margin:0 0 10px;font-variant-numeric:tabular-nums}
.table-wrap{background:var(--surface);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.art-table{width:100%;border-collapse:collapse;font-size:14px}
.art-table th{text-align:left;font-weight:600;font-size:12px;letter-spacing:.04em;color:var(--muted);
  background:#fafbfc;padding:10px 14px;border-bottom:1px solid var(--line);white-space:nowrap}
.art-table td{padding:10px 14px;border-bottom:1px solid var(--line2);vertical-align:top;line-height:1.55}
.art-table tbody tr:last-child td{border-bottom:0}
.art-table tbody tr:hover{background:#f8fafc}
.c-date{width:96px;white-space:nowrap;color:var(--muted);font-size:12.5px;
  font-variant-numeric:tabular-nums}
.c-title{min-width:0}
.c-title a{color:var(--ink);font-size:14px}
.c-title a:hover{color:var(--accent)}
.c-src{width:92px;white-space:nowrap;color:var(--muted);font-size:12.5px}
.c-st{width:84px;white-space:nowrap}
.st{font-size:11px;padding:1px 6px;border-radius:99px;white-space:nowrap}
.st-ok{background:#e7f5ee;color:var(--ok)}
.st-bad{background:#fdecea;color:var(--bad)}
.st-un{background:#f1f3f6;color:#8a919d}
.pager{display:flex;gap:6px;justify-content:center;align-items:center;padding:18px 0 4px;flex-wrap:wrap}
.pager button{border:1px solid var(--line);background:#fff;border-radius:6px;padding:5px 11px;
  font-size:13px;color:var(--ink2);cursor:pointer;min-width:34px}
.pager button:hover:not(:disabled){border-color:#cfd5de}
.pager button.on{background:var(--accent);border-color:var(--accent);color:#fff}
.pager button:disabled{opacity:.4;cursor:default}
.pager .gap{color:var(--muted);font-size:12px;padding:0 2px}

.pn-wrap{display:flex;gap:12px;margin:44px 0 0;padding-top:22px;border-top:1px solid var(--line)}
.pn{flex:1;display:flex;flex-direction:column;gap:3px;padding:14px 16px;background:#fff;
  border:1px solid var(--line);border-radius:10px;color:inherit}
.pn:hover{text-decoration:none;border-color:#cfd9e6}
.pn small{font-size:11.5px;color:var(--muted)}
.pn span{font-size:15px;font-weight:600}
.pn.next{text-align:right;align-items:flex-end}

.foot{padding:26px 32px 36px;border-top:1px solid var(--line);color:#9aa1ad;font-size:12px;
  line-height:1.7;max-width:1120px;margin:0 auto;width:100%}
.foot p{margin:0 0 4px}
.foot code{font-size:11px}

/* ---------- 响应式 ---------- */
@media(max-width:1080px){
  .sidebar{position:fixed;left:0;top:0;z-index:60;transform:translateX(-100%);
    transition:transform .22s ease;box-shadow:0 0 40px rgba(16,24,40,.14)}
  .sidebar.open{transform:none}
  .menu{display:inline-block}
  .scrim{display:none;position:fixed;inset:0;background:rgba(16,24,40,.32);z-index:50}
  .scrim.on{display:block}
  .content{padding:22px 20px 36px}
  .topbar{padding:10px 18px}
  .hero h1{font-size:30px}
  .theme-head h1{font-size:26px}
  .tabs{top:49px}
}
@media(max-width:640px){
  .stats{gap:22px}
  .stat b{font-size:20px}
  .c-src{display:none}
  .art-table th.c-src{display:none}
  .prose{font-size:16px}
  .filters select{max-width:none;flex:1 1 45%}
  .pn-wrap{flex-direction:column}
}
@media print{
  .sidebar,.topbar,.filters,.pager,.pn-wrap,.foot{display:none}
  .content{max-width:none;padding:0}
  .panel{display:block!important}
}