:root{--bg:#0d1117;--panel:#151b23;--panel2:#0f141b;--line:#273142;--text:#f4f6f8;--muted:#93a4b7;--good:#28d17c;--warn:#ffb02e;--bad:#ff5a67;--accent:#7aa2ff}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,Arial,sans-serif}
a{color:inherit;text-decoration:none}.layout{display:grid;grid-template-columns:240px 1fr;min-height:100vh}
.sidebar{background:#0a0e13;border-right:1px solid var(--line);padding:22px 16px;position:sticky;top:0;height:100vh}
.brand{font-size:21px;font-weight:800;margin:0 10px 22px}.brand small{display:block;color:var(--muted);font-size:11px;margin-top:4px}
.nav a{display:block;padding:10px 12px;border-radius:9px;color:#c9d4e0;margin:3px 0}.nav a:hover,.nav a.active{background:#192231;color:#fff}
.main{padding:24px}.top{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px}
.kpi .v{font-size:27px;font-weight:800;margin-top:7px}.muted{color:var(--muted)}.good{color:var(--good)}.bad{color:var(--bad)}
.table{width:100%;border-collapse:collapse}.table th,.table td{padding:11px 9px;border-bottom:1px solid var(--line);text-align:left;font-size:14px}.table th{color:var(--muted);font-weight:600}
.badge{display:inline-block;padding:5px 8px;border-radius:999px;background:#202a38;font-size:12px}
.btn{display:inline-block;border:1px solid var(--line);background:#1a2230;color:#fff;padding:9px 12px;border-radius:9px;cursor:pointer}
input,select{background:#0e141c;border:1px solid var(--line);color:#fff;border-radius:8px;padding:10px}
.section{margin-top:18px}.live-dot{width:8px;height:8px;background:var(--good);border-radius:50%;display:inline-block;margin-right:7px}
@media(max-width:900px){.layout{grid-template-columns:1fr}.sidebar{height:auto;position:static}.grid{grid-template-columns:repeat(2,1fr)}}