:root{--bg:#111827;--panel:#1f2937;--soft:#374151;--text:#f3f4f6;--muted:#9ca3af;--primary:#2563eb;--ok:#16a34a;--bad:#dc2626;--card:#ffffff;--ink:#111827}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:#f3f4f6;color:#111827}a{text-decoration:none}
.layout{display:flex;min-height:100vh}.sidebar{width:250px;background:var(--bg);color:var(--text);padding:18px;position:sticky;top:0;height:100vh;overflow:auto}.brand{margin-bottom:22px}.brand small{display:block;color:var(--muted);margin-top:4px}.sidebar nav a{display:block;color:#e5e7eb;padding:12px 14px;border-radius:10px;margin-bottom:8px;background:transparent}.sidebar nav a:hover{background:#1e3a8a}.main{flex:1;padding:18px}.topbar{display:flex;justify-content:space-between;gap:12px;align-items:center;background:#fff;padding:16px;border-radius:16px;box-shadow:0 6px 18px rgba(0,0,0,.06);margin-bottom:16px}.grid{display:grid;gap:16px}.grid.cards{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.card{background:#fff;padding:18px;border-radius:16px;box-shadow:0 6px 18px rgba(0,0,0,.06)}.card h3{margin-top:0}.btn{display:inline-block;background:var(--primary);color:#fff;padding:10px 14px;border:none;border-radius:10px;cursor:pointer}.btn.secondary{background:#475569}.btn.danger{background:var(--bad)}.btn.success{background:var(--ok)}.table-wrap{overflow:auto;background:#fff;border-radius:16px;box-shadow:0 6px 18px rgba(0,0,0,.06)}table{width:100%;border-collapse:collapse;min-width:700px}th,td{padding:12px;border-bottom:1px solid #e5e7eb;text-align:left}form .row{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}label{display:block;font-size:14px;margin-bottom:6px;font-weight:bold}input,select,textarea{width:100%;padding:10px 12px;border:1px solid #cbd5e1;border-radius:10px}.alert{padding:12px 14px;border-radius:12px;margin-bottom:14px}.alert.success{background:#dcfce7;color:#166534}.alert.error{background:#fee2e2;color:#991b1b}.stat{font-size:30px;font-weight:700;margin:6px 0}.license-badge{padding:8px 12px;border-radius:999px;color:#fff;font-weight:bold}.license-badge.ok{background:var(--ok)}.license-badge.bad{background:var(--bad)}.login-wrap{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#0f172a,#1d4ed8)}.login-card{width:min(95%,420px);background:#fff;padding:24px;border-radius:20px;box-shadow:0 16px 40px rgba(0,0,0,.25)}.muted{color:#64748b}.badge{display:inline-block;padding:5px 10px;border-radius:999px;background:#e2e8f0}.text-right{text-align:right}.mb-1{margin-bottom:8px}.mb-2{margin-bottom:12px}.mb-3{margin-bottom:18px}.flex{display:flex;gap:10px;flex-wrap:wrap}.empty{padding:30px;text-align:center;color:#64748b}
@media (max-width: 860px){.layout{display:block}.sidebar{width:100%;height:auto;position:relative}.main{padding:12px}.topbar{flex-direction:column;align-items:flex-start}table{min-width:600px}}