:root{
  --bg:#f5f6f8; --card:#fff; --ink:#1c2330; --muted:#7a8597; --line:#e6e9ef;
  --brand:#e8553a; --up:#e8553a; --down:#1ba784; --accent:#3a7bd5;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:-apple-system,"PingFang SC","Microsoft YaHei",Segoe UI,sans-serif;}
.topbar{display:flex;align-items:center;gap:24px;padding:0 24px;height:56px;
  background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:9}
.brand{font-weight:700;font-size:17px;letter-spacing:.5px}
.topbar nav{display:flex;gap:18px;flex:1}
.topbar nav a{text-decoration:none;color:var(--muted);font-size:14px;padding:4px 2px;border-bottom:2px solid transparent}
.topbar nav a.active{color:var(--ink);border-bottom-color:var(--brand);font-weight:600}
.topbar nav a.soon{cursor:default;opacity:.5}
.updated{font-size:12px;color:var(--muted)}
main{max-width:1080px;margin:0 auto;padding:24px 24px 48px}
.page-head h1{margin:8px 0 4px;font-size:24px}
.page-head .sub{margin:0 0 18px;color:var(--muted);font-size:14px}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.kpi-label{font-size:12px;color:var(--muted)}
.kpi-val{font-size:26px;font-weight:700;margin:6px 0 2px}
.kpi-hint{font-size:11px;color:var(--muted)}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin-bottom:18px}
.card h2{margin:0 0 10px;font-size:15px;font-weight:600}
.chart{width:100%;height:340px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.grid2 .chart{height:300px}
.empty{color:var(--muted);font-size:13px;text-align:center;padding:40px 0}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{text-align:right;padding:7px 10px;border-bottom:1px solid var(--line)}
th:nth-child(2),td:nth-child(2),th:nth-child(3),td:nth-child(3){text-align:left}
th{color:var(--muted);font-weight:500}
.up{color:var(--up)}
.down{color:var(--down)}
footer{max-width:1080px;margin:0 auto;padding:18px 24px 36px;color:var(--muted);font-size:12px}
@media(max-width:760px){.kpis{grid-template-columns:repeat(2,1fr)}.grid2{grid-template-columns:1fr}}