:root { color-scheme: light dark; --fg:#0f172a; --bg:#f8fafc; --card:#fff; --border:#e2e8f0; --accent:#2563eb; --muted:#64748b; --danger:#dc2626; --ok:#16a34a; }
@media (prefers-color-scheme: dark) { :root { --fg:#e2e8f0; --bg:#0f172a; --card:#1e293b; --border:#334155; --muted:#94a3b8; } }
* { box-sizing:border-box; }
body { margin:0; font:14px/1.5 ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif; color:var(--fg); background:var(--bg); }
.wrap { max-width:1100px; margin:0 auto; padding:24px; }
.topbar { display:flex; align-items:center; justify-content:space-between; margin-bottom:24px; }
.topbar h1 { margin:0; font-size:20px; font-weight:600; }
.topbar .who { color:var(--muted); font-size:13px; }
.topbar button { background:transparent; border:1px solid var(--border); color:var(--muted); padding:6px 12px; border-radius:6px; cursor:pointer; }
.login { max-width:360px; margin:15vh auto; background:var(--card); border:1px solid var(--border); border-radius:8px; padding:24px; }
.login h1 { margin:0 0 20px; font-size:20px; }
.login label { display:block; margin-bottom:12px; font-size:13px; color:var(--muted); }
.login input { width:100%; padding:10px; margin-top:4px; background:var(--bg); color:var(--fg); border:1px solid var(--border); border-radius:6px; font:inherit; }
.login button { width:100%; padding:10px; margin-top:8px; background:var(--accent); color:#fff; border:0; border-radius:6px; font:inherit; font-weight:500; cursor:pointer; }
.login button:disabled { opacity:0.5; cursor:not-allowed; }
.err { color:var(--danger); font-size:13px; margin-top:8px; min-height:18px; }
.card { background:var(--card); border:1px solid var(--border); border-radius:8px; padding:16px; margin-bottom:12px; }
.card h2 { margin:0 0 12px; font-size:16px; font-weight:600; }
table { width:100%; border-collapse:collapse; font-size:13px; }
th, td { text-align:left; padding:8px 10px; border-bottom:1px solid var(--border); }
th { color:var(--muted); font-weight:500; }
.badge { display:inline-block; padding:2px 8px; border-radius:10px; font-size:11px; font-weight:500; }
.badge-ok { background:rgba(22,163,74,0.15); color:var(--ok); }
.badge-danger { background:rgba(220,38,38,0.15); color:var(--danger); }
.badge-muted { background:rgba(100,116,139,0.15); color:var(--muted); }
.empty { text-align:center; padding:32px; color:var(--muted); }
.grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:12px; }
.kpi { background:var(--bg); border:1px solid var(--border); border-radius:6px; padding:12px; }
.kpi h3 { margin:0 0 4px; font-size:12px; color:var(--muted); font-weight:500; text-transform:uppercase; letter-spacing:.5px; }
.kpi .big { font-size:22px; font-weight:600; }
.kpi .sub { font-size:12px; color:var(--muted); margin-top:4px; }
.spark { display:flex; align-items:flex-end; gap:2px; height:28px; margin-top:8px; }
.spark span { flex:1; background:var(--accent); opacity:.75; border-radius:1px; min-height:2px; }
.spark span.zero { background:var(--border); opacity:1; }
.dot { display:inline-block; width:8px; height:8px; border-radius:50%; margin-right:6px; }
.dot-ok { background:var(--ok); } .dot-bad { background:var(--danger); } .dot-mute { background:var(--muted); }
.alert-row { padding:8px 10px; border-bottom:1px solid var(--border); font-size:13px; }
.alert-row:last-child { border-bottom:0; }
.alert-row .sev { display:inline-block; min-width:72px; font-weight:500; }
.sev-critico, .sev-emergencia { color:var(--danger); }
.sev-aviso { color:#d97706; }
.sev-info { color:var(--muted); }
.btn-toggle { background:transparent; border:1px solid var(--border); color:var(--muted); padding:3px 10px; border-radius:4px; font:inherit; font-size:12px; cursor:pointer; }
.btn-toggle:hover { border-color:var(--accent); color:var(--accent); }
.btn-toggle[disabled] { opacity:0.5; cursor:wait; }
.btn-primary { border-color:var(--accent); color:var(--accent); }
.btn-primary:hover { background:var(--accent); color:#fff; }
.card-head { display:flex; justify-content:space-between; align-items:center; margin-bottom:10px; }
.card-head h2 { margin:0; }

dialog { border:1px solid var(--border); border-radius:8px; padding:24px; max-width:480px; width:90%; background:var(--card); color:var(--fg); }
dialog::backdrop { background:rgba(0,0,0,0.5); }
dialog h3 { margin:0 0 8px; }
dialog .muted { color:var(--muted); font-size:13px; margin:0 0 16px; }
dialog label { display:block; margin-bottom:12px; font-size:13px; color:var(--muted); }
dialog input, dialog select { display:block; width:100%; padding:6px 8px; margin-top:4px; background:transparent; border:1px solid var(--border); border-radius:4px; color:inherit; font:inherit; box-sizing:border-box; }
dialog input:focus, dialog select:focus { outline:none; border-color:var(--accent); }
dialog fieldset { border:1px solid var(--border); border-radius:4px; padding:10px 14px; margin:0 0 12px; }
dialog legend { padding:0 6px; font-size:12px; color:var(--muted); }
.dlg-actions { display:flex; justify-content:flex-end; gap:8px; margin-top:16px; }
.np-erro { color:var(--danger); font-size:13px; margin-top:10px; }
.qr-wrap { display:flex; justify-content:center; padding:12px 0; }
.qr-wrap img { width:280px; height:280px; background:#fff; border-radius:4px; image-rendering:pixelated; }

.row-actions { display:inline-block; position:relative; }
.row-actions > summary { list-style:none; cursor:pointer; padding:3px 10px; border:1px solid var(--border); border-radius:4px; color:var(--muted); font-size:12px; }
.row-actions > summary::-webkit-details-marker { display:none; }
.row-actions > summary:hover { border-color:var(--accent); color:var(--accent); }
.row-actions[open] > summary { border-color:var(--accent); color:var(--accent); }
.row-actions-menu { position:absolute; right:0; top:calc(100% + 4px); z-index:10; background:var(--card); border:1px solid var(--border); border-radius:6px; padding:4px; min-width:200px; box-shadow:0 4px 12px rgba(0,0,0,0.1); }
.row-actions-menu button { display:block; width:100%; text-align:left; padding:6px 10px; background:transparent; border:0; color:var(--fg); font:inherit; font-size:12px; cursor:pointer; border-radius:3px; }
.row-actions-menu button:hover { background:var(--border); }