*{box-sizing:border-box}
:root{
  --bg:#0b0f19; --surface:#12182a; --surface-2:#0e1425; --surface-3:#0c1122;
  --text:#e6e9f2; --muted:#a2adbe; --accent:#5ac8fa; --ring:rgba(90,200,250,.35);
  --border:rgba(255,255,255,.12); --border2:rgba(255,255,255,.08);
  --shadow:0 8px 24px rgba(0,0,0,.35), 0 2px 8px rgba(0,0,0,.25)
}
html,body{height:100%}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--text);
  background:radial-gradient(1200px 600px at 10% -20%, #1a2140, transparent),
             radial-gradient(1000px 500px at 90% -10%, #0d1330, transparent), var(--bg)}
.layout{display:grid;grid-template-columns:320px 1fr;gap:16px;padding:16px}
@media(max-width:1100px){.layout{grid-template-columns:1fr} .sidebar{order:2} .main{order:1}}
.card{background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow)}
.sidebar{padding:16px;position:sticky;top:10px;height:calc(100vh - 32px);overflow:auto}
.sidebar h2{margin:0 0 10px;font-size:18px}
.controls{display:grid;gap:8px;margin-bottom:12px}
.row{display:flex;align-items:center;gap:10px}
input[type=text]{width:100%;padding:10px 12px;border-radius:12px;border:1px solid var(--border);
  background:var(--surface-2);color:var(--text)}
input[type=text]:focus{border-color:var(--accent);box-shadow:0 0 0 4px var(--ring)}
.btn{padding:10px 14px;border-radius:12px;background:var(--accent);color:#001018;border:none;font-weight:700;cursor:pointer}
.btn.alt{background:transparent;border:1px solid var(--border);color:var(--text)}
.muted{color:var(--muted)}
.topbar{padding:12px 16px}
.table-wrap{padding:12px}
.table-scroll{overflow:auto;max-height:calc(100vh - 180px);border:1px solid var(--border2);border-radius:12px}
table{border-collapse:separate;border-spacing:0;min-width:800px;width:100%}
thead th{position:sticky;top:0;background:var(--surface-3);z-index:2}
th,td{border-bottom:1px solid var(--border2);padding:6px 8px;font-size:14px;vertical-align:middle}
th{font-weight:600;color:#cfd6e6;text-align:left}
td{background:linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01))}
.cell{display:flex;align-items:center}
.cell input{width:100%;padding:6px 8px;border-radius:8px;border:1px solid transparent;background:transparent;color:var(--text)}
.cell input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--ring);background:var(--surface-2)}
.cell.changed input{background:rgba(90,200,250,.08);border-color:rgba(90,200,250,.25)}
.highlight{background:rgba(90,200,250,.08) !important}
.metrics{display:grid;gap:8px}
.metric{border:1px solid var(--border2);border-radius:12px;padding:10px;background:var(--surface-2)}
.metric h3{margin:0 0 6px;font-size:13px;color:#cfd6e6}
.metric .val{font-variant-numeric:tabular-nums}