:root{--bg-primary:#0F1117;--bg-card:#1A1D27;--bg-hover:#242736;--text-primary:#E8EAED;--text-secondary:#8B8FA3;--accent:#6366F1;--green:#10B981;--red:#F43F5E;--yellow:#F59E0B;--border:#2A2D3A;--sidebar-w:260px}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Inter',system-ui,-apple-system,sans-serif;background:var(--bg-primary);color:var(--text-primary);overflow-x:hidden}
.app{display:flex;min-height:100vh}
.sidebar{width:var(--sidebar-w);background:#13151E;border-right:1px solid var(--border);position:fixed;top:0;left:0;height:100vh;overflow-y:auto;z-index:100;transition:.3s}
.sidebar .logo{padding:20px 24px;font-size:20px;font-weight:700;color:var(--accent);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px}
.sidebar .logo span{background:var(--accent);color:#fff;width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px}
.nav-section{padding:16px 0}
.nav-section .section-title{padding:8px 24px;font-size:11px;text-transform:uppercase;letter-spacing:1.5px;color:var(--text-secondary);font-weight:600}
.nav-item{display:flex;align-items:center;gap:12px;padding:10px 24px;color:var(--text-secondary);text-decoration:none;font-size:14px;transition:.2s;cursor:pointer;border-left:3px solid transparent}
.nav-item:hover,.nav-item.active{background:var(--bg-hover);color:var(--text-primary);border-left-color:var(--accent)}
.nav-item.active{color:var(--accent)}
.nav-item i{width:20px;text-align:center;font-size:16px}
.main{margin-left:var(--sidebar-w);flex:1;min-height:100vh}
.topbar{position:sticky;top:0;z-index:50;background:rgba(15,17,23,0.85);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);padding:12px 32px;display:flex;align-items:center;justify-content:space-between}
.topbar-left{display:flex;align-items:center;gap:16px}
.topbar-left h1{font-size:18px;font-weight:600}
.date-filters{display:flex;gap:6px}
.date-filters button{background:var(--bg-card);border:1px solid var(--border);color:var(--text-secondary);padding:6px 14px;border-radius:8px;font-size:13px;cursor:pointer;transition:.2s}
.date-filters button:hover,.date-filters button.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.topbar-right{display:flex;align-items:center;gap:16px}
.topbar-right .icon-btn{background:var(--bg-card);border:1px solid var(--border);color:var(--text-secondary);width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:.2s;position:relative}
.topbar-right .icon-btn:hover{background:var(--bg-hover);color:var(--text-primary)}
.badge{position:absolute;top:-4px;right:-4px;background:var(--red);color:#fff;font-size:10px;width:18px;height:18px;border-radius:50%;display:flex;align-items:center;justify-content:center}
.content{padding:24px 32px}
.kpi-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-bottom:24px}
.kpi-card{background:var(--bg-card);border:1px solid var(--border);border-radius:16px;padding:20px;position:relative;overflow:hidden;transition:.3s}
.kpi-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 8px 30px rgba(99,102,241,0.1)}
.kpi-card .kpi-label{font-size:13px;color:var(--text-secondary);margin-bottom:8px;display:flex;align-items:center;gap:6px}
.kpi-card .kpi-value{font-size:28px;font-weight:700;margin-bottom:6px}
.kpi-card .kpi-change{font-size:13px;font-weight:500;display:flex;align-items:center;gap:4px}
.kpi-card .kpi-change.up{color:var(--green)}
.kpi-card .kpi-change.down{color:var(--red)}
.kpi-card .kpi-spark{position:absolute;bottom:0;right:0;width:120px;height:50px;opacity:0.3}
.charts-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:24px}
.charts-grid.cols-3{grid-template-columns:repeat(3,1fr)}
.chart-card{background:var(--bg-card);border:1px solid var(--border);border-radius:16px;padding:20px;transition:.3s}
.chart-card:hover{border-color:rgba(99,102,241,0.3)}
.chart-card.full-width{grid-column:1/-1}
.chart-card .chart-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.chart-card .chart-title{font-size:15px;font-weight:600}
.chart-card .chart-subtitle{font-size:12px;color:var(--text-secondary);margin-top:2px}
.chart-card .chart-actions{display:flex;gap:8px}
.chart-card .chart-actions button{background:transparent;border:1px solid var(--border);color:var(--text-secondary);width:30px;height:30px;border-radius:8px;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:12px;transition:.2s}
.chart-card .chart-actions button:hover{background:var(--bg-hover);color:var(--text-primary)}
.chart-body{position:relative;min-height:280px}
.table-wrap{overflow-x:auto}
table.data-table{width:100%;border-collapse:collapse;font-size:13px}
table.data-table th{text-align:left;padding:10px 12px;color:var(--text-secondary);font-weight:600;border-bottom:1px solid var(--border);font-size:12px;text-transform:uppercase;letter-spacing:0.5px}
table.data-table td{padding:10px 12px;border-bottom:1px solid rgba(42,45,58,0.5)}
table.data-table tr:hover td{background:var(--bg-hover)}
.pill{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:20px;font-size:12px;font-weight:500}
.pill.green{background:rgba(16,185,129,0.1);color:var(--green)}
.pill.red{background:rgba(244,63,94,0.1);color:var(--red)}
.pill.blue{background:rgba(99,102,241,0.1);color:var(--accent)}
.pill.yellow{background:rgba(245,158,11,0.1);color:var(--yellow)}
.gauge-container{display:flex;justify-content:center;align-items:center;height:200px}
.metric-row{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid rgba(42,45,58,0.3)}
.metric-row:last-child{border-bottom:none}
.metric-label{color:var(--text-secondary);font-size:13px}
.metric-value{font-weight:600;font-size:14px}
.alert-item{padding:12px 16px;border-radius:10px;margin-bottom:8px;display:flex;align-items:flex-start;gap:12px;font-size:13px}
.alert-item.critical{background:rgba(244,63,94,0.08);border-left:3px solid var(--red)}
.alert-item.warning{background:rgba(245,158,11,0.08);border-left:3px solid var(--yellow)}
.alert-item.positive{background:rgba(16,185,129,0.08);border-left:3px solid var(--green)}
.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:280px;color:var(--text-secondary)}
.empty-state i{font-size:48px;margin-bottom:16px;opacity:0.3}
.empty-state p{font-size:14px}
@media(max-width:1200px){.kpi-grid{grid-template-columns:repeat(3,1fr)}.charts-grid{grid-template-columns:1fr}}
@media(max-width:768px){.sidebar{transform:translateX(-100%)}.main{margin-left:0}.kpi-grid{grid-template-columns:repeat(2,1fr)}.content{padding:16px}}