:root{
  --bg:#f6f7fb; --card:#ffffff; --text:#0f172a; --muted:#64748b;
  --line:#e5e7eb; --primary:#111827; --accent:#0ea5e9; --chip:#f1f5f9;
  --good:#16a34a; --warn:#f59e0b; --bad:#ef4444;
}
*{box-sizing:border-box;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial}
body{margin:0;background:var(--bg);color:var(--text)}
a{color:var(--accent);text-decoration:none}
.wrap{max-width:1100px;margin:24px auto;padding:0 16px}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.brand{font-weight:900;letter-spacing:.2px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px;box-shadow:0 10px 30px rgba(2,6,23,.05)}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.kpi{background:var(--chip);border:1px solid var(--line);border-radius:14px;padding:14px}
.kpi .n{font-size:26px;font-weight:900}
.kpi .t{color:var(--muted);margin-top:4px}
.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.badge{display:inline-block;padding:6px 10px;border-radius:999px;border:1px solid var(--line);background:var(--chip);font-size:12px}
.badge.good{background:#ecfdf5;border-color:#bbf7d0;color:#166534}
.badge.warn{background:#fffbeb;border-color:#fde68a;color:#92400e}
.badge.bad{background:#fef2f2;border-color:#fecaca;color:#991b1b}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 12px;border-radius:12px;border:1px solid var(--line);background:var(--primary);color:#fff;font-weight:800;cursor:pointer}
.btn2{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 12px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--text);font-weight:800;cursor:pointer}
.input, select, textarea{width:100%;padding:10px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--text);outline:none}
.muted{color:var(--muted)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.auth{max-width:420px;margin:70px auto;padding:0 16px}
.alert{background:#fef2f2;border:1px solid #fecaca;color:#991b1b;padding:10px 12px;border-radius:12px;margin:10px 0}
@media(max-width:900px){.grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.grid{grid-template-columns:1fr}.row{grid-template-columns:1fr}}