:root{--bg:#f4f7fb;--card:#fff;--ink:#172033;--muted:#6b7280;--line:#e5e7eb;--blue:#2563eb;--blue2:#1d4ed8;--green:#15803d;--red:#b91c1c;--amber:#b45309;--nav:#0f172a}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial;background:var(--bg);color:var(--ink)}a{color:inherit;text-decoration:none}.admin-body{display:flex;min-height:100vh}.sidebar{width:250px;background:var(--nav);color:#fff;display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0}.brand{display:flex;align-items:center;gap:12px;padding:24px 20px;border-bottom:1px solid #243047}.brand-mark{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,#3b82f6,#22c55e);display:grid;place-items:center;font-weight:800}.brand strong{display:block}.brand span{display:block;font-size:12px;color:#94a3b8;margin-top:2px}.sidebar nav{padding:18px 12px;display:grid;gap:6px}.sidebar nav a{display:flex;gap:12px;align-items:center;padding:11px 12px;border-radius:10px;color:#cbd5e1}.sidebar nav a:hover,.sidebar nav a.active{background:#1e293b;color:#fff}.sidebar nav b{width:20px;text-align:center}.sidebar-foot{margin-top:auto;padding:18px}.sidebar-foot a{display:block;border:1px solid #334155;border-radius:10px;padding:10px;text-align:center}.main{margin-left:250px;width:calc(100% - 250px)}.topbar{display:flex;justify-content:space-between;align-items:center;padding:24px 30px;background:#fff;border-bottom:1px solid var(--line)}.topbar h1{margin:0;font-size:24px}.topbar p{margin:5px 0 0;color:var(--muted)}.status-dot{font-size:13px;color:var(--green);background:#ecfdf5;border:1px solid #bbf7d0;padding:7px 10px;border-radius:999px}.content{padding:28px 30px}.grid{display:grid;gap:18px}.grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:0 6px 20px rgba(15,23,42,.04)}.metric span{color:var(--muted);font-size:13px}.metric strong{display:block;font-size:30px;margin-top:7px}.metric small{display:block;color:var(--muted);margin-top:5px}.section-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.section-head h2{margin:0;font-size:18px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:0;border-radius:10px;padding:10px 14px;font-weight:700;cursor:pointer;background:#e5e7eb;color:#111827}.btn.primary{background:var(--blue);color:#fff}.btn.primary:hover{background:var(--blue2)}.btn.danger{background:#fee2e2;color:var(--red)}.btn.small{padding:7px 10px;font-size:12px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:12px}.table{width:100%;border-collapse:collapse;background:#fff}.table th,.table td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;font-size:14px;white-space:nowrap}.table th{font-size:12px;color:var(--muted);background:#f8fafc;text-transform:uppercase;letter-spacing:.03em}.table tr:last-child td{border-bottom:0}.badge{display:inline-block;padding:5px 8px;border-radius:999px;font-size:12px;font-weight:700}.badge.green{background:#dcfce7;color:#166534}.badge.red{background:#fee2e2;color:#991b1b}.badge.gray{background:#e5e7eb;color:#374151}.badge.amber{background:#fef3c7;color:#92400e}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.field{display:grid;gap:7px}.field.full{grid-column:1/-1}.field label{font-size:13px;font-weight:700}.field input,.field select,.field textarea{width:100%;border:1px solid #cbd5e1;border-radius:10px;padding:11px 12px;background:#fff;font:inherit}.field small{color:var(--muted)}.actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:16px}.alert{padding:12px 14px;border-radius:10px;margin-bottom:16px;border:1px solid}.alert.success{background:#ecfdf5;border-color:#bbf7d0;color:#166534}.alert.error{background:#fef2f2;border-color:#fecaca;color:#991b1b}.alert.info{background:#eff6ff;border-color:#bfdbfe;color:#1e40af}.login-page,.install-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at top left,#dbeafe,transparent 34%),linear-gradient(180deg,#f8fafc,#eef2ff)}.auth-card{width:min(100%,540px);background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:0 20px 60px rgba(15,23,42,.12)}.auth-card .logo{display:flex;align-items:center;gap:12px;margin-bottom:20px}.auth-card h1{margin:0;font-size:24px}.auth-card p{color:var(--muted)}.auth-card .field{margin:12px 0}.auth-card .btn{width:100%;margin-top:10px}.code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:#f8fafc;border:1px solid var(--line);padding:10px 12px;border-radius:9px;word-break:break-all}.muted{color:var(--muted)}.danger-zone{border-color:#fecaca;background:#fffafa}@media(max-width:980px){.grid.cols-4{grid-template-columns:repeat(2,1fr)}.sidebar{width:80px}.brand>div:last-child,.sidebar nav span,.sidebar-foot{display:none}.brand{justify-content:center;padding:18px 10px}.sidebar nav a{justify-content:center}.main{margin-left:80px;width:calc(100% - 80px)}}@media(max-width:680px){.grid.cols-4,.grid.cols-2,.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.content{padding:18px}.topbar{padding:18px;align-items:flex-start;gap:12px}.topbar p{display:none}.status-dot{white-space:nowrap}}