:root{
  --bg:#0c1017; --panel:#121824; --panel-2:#182132; --text:#edf2f8; --muted:#94a0b8;
  --accent:#7dd3fc; --accent-2:#6ee7b7; --danger:#f87171; --warning:#fbbf24; --border:#263247; --shadow:0 10px 28px rgba(0,0,0,.28);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:Segoe UI,Roboto,Arial,sans-serif}
.sidebar{position:fixed;left:0;top:0;width:250px;height:100vh;background:linear-gradient(180deg,#101724,#0f1420);border-right:1px solid var(--border);padding:18px;overflow:auto}
.brand{font-size:24px;font-weight:800;margin-bottom:12px}
.role-pill{display:inline-block;padding:6px 10px;border-radius:999px;background:rgba(125,211,252,.12);color:var(--accent);border:1px solid rgba(125,211,252,.25);margin-bottom:16px;font-size:12px;font-weight:700}
.sidebar a{display:block;padding:11px 12px;border-radius:10px;text-decoration:none;color:var(--muted);margin-bottom:6px;border:1px solid transparent}
.sidebar a:hover{background:var(--panel-2);color:var(--text);border-color:var(--border)}
.main{margin-left:250px;min-height:100vh;display:flex;flex-direction:column}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1px solid var(--border);background:rgba(18,24,36,.85);position:sticky;top:0;z-index:5}
.top-link{padding:9px 12px;border-radius:10px;text-decoration:none;background:var(--panel-2);border:1px solid var(--border)}
.content{padding:18px;overflow:auto}
.card{background:linear-gradient(180deg,var(--panel),#101622);border:1px solid var(--border);border-radius:16px;padding:18px;margin-bottom:18px;box-shadow:var(--shadow)}
.card h2,.card h3{margin-top:0}
.grid-form{display:grid;grid-template-columns:repeat(4,minmax(160px,1fr));gap:12px}
.grid-form-3{display:grid;grid-template-columns:repeat(3,minmax(160px,1fr));gap:12px}
input,select,textarea{width:100%;background:var(--panel-2);border:1px solid var(--border);color:var(--text);padding:11px 12px;border-radius:10px;outline:none}
textarea{min-height:80px;resize:vertical}
button{background:linear-gradient(180deg,var(--accent),#5cc2f0);color:#081119;border:none;padding:11px 14px;border-radius:10px;cursor:pointer;font-weight:700}
button.secondary{background:linear-gradient(180deg,var(--accent-2),#49d3a2)}
button.warning{background:linear-gradient(180deg,var(--warning),#e8a80b);color:#201400}
button.danger{background:linear-gradient(180deg,var(--danger),#ef4444);color:#fff}
.actions{display:flex;gap:8px;flex-wrap:wrap}
.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:14px}
table{width:100%;border-collapse:collapse;min-width:1250px}
th,td{padding:11px 10px;border-bottom:1px solid var(--border);text-align:left;white-space:nowrap}
th{background:#111928;color:#aab6cb;position:sticky;top:0}
.login{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:radial-gradient(circle at top,#132036,#0c1017 45%)}
.login-box{width:100%;max-width:420px;background:linear-gradient(180deg,var(--panel),#0f1520);border:1px solid var(--border);border-radius:18px;padding:24px;box-shadow:var(--shadow)}
.center{text-align:center}.muted{color:var(--muted)}
.alert{padding:10px 12px;border-radius:10px;margin-bottom:12px}
.alert.error{background:rgba(248,113,113,.12);border:1px solid rgba(248,113,113,.25);color:#fecaca}
.alert.info{background:rgba(125,211,252,.10);border:1px solid rgba(125,211,252,.22);color:#bae6fd}
.demo-box{margin-top:14px;padding:12px;border-radius:12px;background:var(--panel-2);border:1px solid var(--border);font-size:13px;color:var(--muted)}
.w100{width:100%}
.stats{display:grid;grid-template-columns:repeat(4,minmax(180px,1fr));gap:12px}
.stat{background:var(--panel-2);border:1px solid var(--border);border-radius:14px;padding:16px}
.stat .num{font-size:28px;font-weight:800;margin-top:6px}
.badge{padding:5px 9px;border-radius:999px;font-size:12px;font-weight:700;border:1px solid var(--border);display:inline-block}
.badge.ok{color:#86efac;background:rgba(34,197,94,.12)}
.badge.off{color:#fca5a5;background:rgba(239,68,68,.12)}
.badge.cosale{color:#fde68a;background:rgba(251,191,36,.12)}
.badge.salary{color:#c4b5fd;background:rgba(139,92,246,.14)}
.badge.percent{color:#93c5fd;background:rgba(59,130,246,.14)}
@media (max-width:980px){.grid-form,.grid-form-3{grid-template-columns:repeat(2,minmax(160px,1fr))}.stats{grid-template-columns:1fr}}
@media (max-width:720px){.sidebar{position:relative;width:100%;height:auto}.main{margin-left:0}.grid-form,.grid-form-3{grid-template-columns:1fr}}