:root{--primary:#2563eb;--bg:#f3f4f6;--sidebar:#111827;--text:#111827;--muted:#6b7280;--green:#16a34a;--red:#dc2626;--yellow:#f59e0b;--border:#e5e7eb}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif}a{color:var(--primary);text-decoration:none}.app-shell{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--sidebar);color:#fff;padding:24px;position:fixed;inset:0 auto 0 0;z-index:2}.sidebar h2{margin:0 0 28px}.sidebar a{display:block;color:#d1d5db;padding:12px;border-radius:10px}.sidebar a:hover{background:#1f2937;color:#fff}.main{margin-left:260px;width:calc(100% - 260px);padding:24px}.topbar{display:flex;justify-content:space-between;align-items:center;background:#fff;border:1px solid var(--border);padding:16px 20px;border-radius:16px;margin-bottom:20px}.topbar span{display:block;color:var(--muted);font-size:13px}.menu-toggle{display:none}.card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:20px;margin-bottom:20px;box-shadow:0 8px 20px #1118270a}.grid{display:grid;gap:16px}.grid.stats{grid-template-columns:repeat(4,minmax(0,1fr))}.stat strong{font-size:30px}table{width:100%;border-collapse:collapse;background:#fff}th,td{padding:12px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}th{color:var(--muted);font-size:13px}.actions{display:flex;gap:8px;flex-wrap:wrap}.btn,button{border:0;border-radius:10px;padding:10px 14px;cursor:pointer;display:inline-block}.btn-primary{background:var(--primary);color:#fff}.btn-danger{background:var(--red);color:#fff}.btn-secondary{background:#e5e7eb;color:#111827}.btn-warning{background:var(--yellow);color:#111827}.badge{border-radius:999px;padding:4px 9px;font-size:12px;font-weight:700}.badge-success{background:#dcfce7;color:#166534}.badge-danger{background:#fee2e2;color:#991b1b}.badge-warning{background:#fef3c7;color:#92400e}.badge-muted{background:#e5e7eb;color:#374151}.alert{padding:12px 16px;border-radius:12px;margin-bottom:14px}.alert-success{background:#dcfce7}.alert-danger,.alert-error{background:#fee2e2}.alert-warning{background:#fef3c7}form.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}label{display:block;margin-bottom:12px;color:var(--muted);font-weight:600}input,select,textarea{width:100%;padding:11px;border:1px solid var(--border);border-radius:10px;background:#fff;color:#111827}textarea{min-height:110px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.pagination{display:flex;gap:6px;margin-top:16px}.pagination a{padding:8px 11px;background:#fff;border:1px solid var(--border);border-radius:8px}.pagination .active{background:var(--primary);color:#fff}.login-body{display:grid;place-items:center;min-height:100vh}.login-card{background:#fff;border-radius:20px;padding:32px;max-width:420px;width:92%;box-shadow:0 20px 45px #11182722}.license-key{font-size:24px;font-weight:800;letter-spacing:1px;background:#eff6ff;border:1px dashed var(--primary);padding:18px;border-radius:14px;word-break:break-all}@media(max-width:900px){.sidebar{transform:translateX(-100%);transition:.2s}.sidebar.open{transform:none}.main{margin-left:0;width:100%;padding:14px}.menu-toggle{display:block}.grid.stats,.form-grid{grid-template-columns:1fr}table{display:block;overflow:auto}}