:root{
  --bg:#f5f7fa;--card:#fff;--text:#172033;--muted:#667085;--border:#e4e7ec;
  --nav:#111827;--nav2:#1f2937;--accent:#2563eb;--good:#087a55;--bad:#b42318;--warn:#a15c00;
}
*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}
button,select{font:inherit}.app-shell{display:grid;grid-template-columns:240px minmax(0,1fr);min-height:100vh}
.sidebar{background:var(--nav);color:#fff;padding:22px 16px;display:flex;flex-direction:column;gap:22px}
.brand{display:flex;gap:12px;align-items:center}.brand-mark{width:42px;height:42px;border-radius:12px;background:#fff;color:#111827;display:grid;place-items:center;font-weight:800}
.brand strong,.brand span{display:block}.brand span{font-size:12px;color:#9ca3af;margin-top:2px}.sidebar nav{display:grid;gap:6px}
.nav-item{border:0;background:transparent;color:#cbd5e1;text-align:left;padding:11px 12px;border-radius:9px;cursor:pointer}
.nav-item:hover,.nav-item.active{background:var(--nav2);color:#fff}.sidebar-note{margin-top:auto;font-size:12px;line-height:1.45;color:#94a3b8}
main{min-width:0;padding:24px}.topbar{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:18px}
h1{font-size:25px;margin:0 0 4px}.topbar p,.panel-head p{margin:0;color:var(--muted);font-size:13px}.secondary{border:1px solid var(--border);background:#fff;border-radius:9px;padding:10px 13px;cursor:pointer}
.filter-panel,.panel,.kpi{background:var(--card);border:1px solid var(--border);border-radius:14px}
.filter-panel{padding:14px;margin-bottom:16px}.filter-grid{display:grid;grid-template-columns:repeat(4,minmax(140px,1fr));gap:10px}
label{display:grid;gap:5px;color:var(--muted);font-size:12px;font-weight:600}select{width:100%;min-width:0;padding:9px 10px;border:1px solid var(--border);border-radius:8px;background:#fff;color:var(--text)}
.filter-summary{margin-top:10px;font-size:12px;color:var(--muted)}.kpi-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;margin-bottom:16px}
.kpi{padding:15px;min-width:0}.kpi span{display:block;color:var(--muted);font-size:12px;font-weight:700}.kpi strong{display:block;font-size:21px;margin:7px 0 4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.kpi small{font-size:11px;color:var(--muted)}
.grid{display:grid;gap:16px;margin-bottom:16px}.grid.two{grid-template-columns:1.25fr .75fr}.panel{padding:16px;min-width:0}.panel-head{display:flex;justify-content:space-between;gap:12px;margin-bottom:12px}.panel h2{font-size:15px;margin:0 0 3px}.chart-wrap{height:310px;position:relative}.chart-wrap.tall{height:430px}
.table-wrap{overflow:auto;max-height:430px;border:1px solid var(--border);border-radius:10px}table{border-collapse:collapse;width:100%;font-size:12px}th,td{padding:10px 9px;border-bottom:1px solid var(--border);text-align:right;white-space:nowrap}
th:first-child,td:first-child{text-align:left}thead th{position:sticky;top:0;background:#f9fafb;color:#667085;z-index:1}tbody tr{cursor:pointer}tbody tr:hover{background:#f8fafc}
.insights{display:grid;gap:10px}.insight{border:1px solid var(--border);border-left:4px solid #64748b;border-radius:10px;padding:11px 12px;background:#fcfcfd}
.insight.good{border-left-color:var(--good)}.insight.bad{border-left-color:var(--bad)}.insight.warn{border-left-color:var(--warn)}.insight strong{display:block;font-size:13px;margin-bottom:3px}.insight p{margin:0;color:var(--muted);font-size:12px;line-height:1.45}
.view{display:none}.view.active{display:block}.positive{color:var(--good)!important}.negative{color:var(--bad)!important}
@media(max-width:1150px){.kpi-grid{grid-template-columns:repeat(3,1fr)}.filter-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:850px){.app-shell{grid-template-columns:1fr}.sidebar{position:relative;padding:14px}.sidebar nav{display:flex;overflow:auto}.nav-item{white-space:nowrap}.sidebar-note{display:none}.grid.two{grid-template-columns:1fr}main{padding:16px}}
@media(max-width:560px){.kpi-grid{grid-template-columns:repeat(2,1fr)}.filter-grid{grid-template-columns:1fr}.topbar{display:grid}.chart-wrap,.chart-wrap.tall{height:300px}}