/* MonitorCentral · estilos del panel (claro/oscuro automático) */
:root {
  --bg: #f6f7f9; --panel: #fff; --text: #1b1f24; --muted: #667085; --line: #e4e7ec;
  --accent: #2563eb; --accent-text: #fff; --ok: #16a34a; --idle: #d97706; --chip: #eef2ff; --bad: #dc2626;
  --anon: #7c3aed; --anon-bg: #f3e8ff; --warn-bg: #fff7ed; --ok-bg: #ecfdf3; --bad-bg: #fef2f2; --code: #f4f4f5;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0f1216; --panel: #171b21; --text: #e6e8eb; --muted: #98a2b3; --line: #2a3038;
          --accent: #60a5fa; --accent-text: #0b1220; --ok: #4ade80; --idle: #fbbf24; --chip: #1e2a44; --bad: #f87171;
          --anon: #c4b5fd; --anon-bg: #2e1f4d; --warn-bg: #2b2112; --ok-bg: #12261b; --bad-bg: #2a1416; --code: #0b0e12; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--accent); }
code, pre { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 13px; }
pre { background: var(--code); border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px; overflow-x: auto; margin: 8px 0 0; white-space: pre; }
.hidden { display: none !important; }
.muted { color: var(--muted); }

/* ---------- Encabezado y navegación */
header.top { display: flex; align-items: center; gap: 8px 20px; padding: 10px 20px; border-bottom: 1px solid var(--line); background: var(--panel); position: sticky; top: 0; z-index: 5; flex-wrap: wrap; }
header.top .marca { display: flex; align-items: center; gap: 10px; font-weight: 650; font-size: 15px; color: var(--text); text-decoration: none; }
header.top nav { display: flex; gap: 2px; flex-wrap: wrap; }
header.top nav a { padding: 7px 12px; border-radius: 8px; color: var(--muted); text-decoration: none; font-weight: 550; }
header.top nav a:hover { background: var(--bg); color: var(--text); }
header.top nav a.on { background: var(--chip); color: var(--text); }
header.top .cuenta { margin-left: auto; display: flex; align-items: center; gap: 10px; }
header.top .cuenta form { margin: 0; }
.pulse { width: 9px; height: 9px; border-radius: 50%; background: var(--ok); animation: p 2s infinite; flex: none; }
.pulse.err { background: var(--bad); animation: none; }
@keyframes p { 0% { box-shadow: 0 0 0 0 var(--ok); } 70%, 100% { box-shadow: 0 0 0 8px transparent; } }
@media (prefers-reduced-motion: reduce) { .pulse { animation: none; } }

main { padding: 20px; max-width: 1440px; margin: 0 auto; }
.titulo { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin: 4px 0 16px; }
.titulo h1 { font-size: 20px; margin: 0; font-weight: 650; }
.titulo .acciones { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; }

/* ---------- Botones y formularios */
.btn, button.btn { display: inline-flex; align-items: center; gap: 6px; font: inherit; font-weight: 550; padding: 7px 14px; border-radius: 8px; border: 1px solid var(--line); background: var(--panel); color: var(--text); cursor: pointer; text-decoration: none; white-space: nowrap; }
.btn:hover { border-color: var(--muted); }
.btn.primario { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.btn.peligro { color: var(--bad); }
.btn.chico { padding: 4px 10px; font-size: 13px; }
.btn.enlace { border: 0; background: none; color: var(--muted); padding: 4px 6px; }
.btn.enlace:hover { color: var(--text); }
form.inline { display: inline; margin: 0; }
input[type=text], input[type=password], input[type=email], input[type=number], input[type=search], select, textarea {
  font: inherit; color: var(--text); background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 8px 12px; width: 100%; }
input:focus, select:focus, textarea:focus, .btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
textarea { min-height: 90px; resize: vertical; font-family: ui-monospace, Consolas, monospace; font-size: 13px; }
label.campo { display: grid; gap: 6px; margin-bottom: 16px; font-weight: 550; }
label.campo small, .ayuda { color: var(--muted); font-weight: 400; font-size: 13px; }
label.check { display: inline-flex; align-items: center; gap: 8px; font-weight: 550; margin-bottom: 16px; }
.campo.error input, .campo.error select { border-color: var(--bad); }
.campo .msg { color: var(--bad); font-weight: 500; font-size: 13px; }
.formulario { max-width: 640px; }
.formulario .botones { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; }

.alerta { border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; margin-bottom: 16px; }
.alerta.ok { background: var(--ok-bg); }
.alerta.error { background: var(--bad-bg); }
.alerta.aviso { background: var(--warn-bg); }

/* ---------- Tarjetas */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; }
.card + .card { margin-top: 16px; }
.card h2 { font-size: 15px; margin: 0 0 10px; }
.resumen { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 12px; margin-bottom: 16px; }
.resumen .card + .card { margin-top: 0; }
.card.click { cursor: pointer; transition: border-color .15s; }
.card.click:hover, .card.sel { border-color: var(--accent); }
.card .t { font-weight: 600; margin-bottom: 4px; }
.card .nums { display: flex; gap: 18px; align-items: baseline; }
.card .n { font-size: 28px; font-weight: 700; font-variant-numeric: tabular-nums; line-height: 1.1; }
.card .n.anon { color: var(--anon); }
.card .s { color: var(--muted); font-size: 12px; }
.anonpanel { margin-bottom: 16px; }
.anonpanel .fila { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; padding: 8px 0; }
.anonpanel .fila + .fila { border-top: 1px solid var(--line); }
.pill { background: var(--anon-bg); color: var(--anon); padding: 3px 10px; border-radius: 99px; font-size: 12px; font-weight: 600; }

/* ---------- Tablas */
.barra { display: flex; gap: 10px 16px; align-items: center; margin-bottom: 12px; flex-wrap: wrap; }
.barra #buscar { flex: 1; min-width: 200px; width: auto; }
.barra select { width: auto; }
.barra label { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); }
.tabla { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; overflow-x: auto; }
.tabla h2 { font-size: 14px; margin: 0; padding: 12px 14px; border-bottom: 1px solid var(--line); }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--line); white-space: nowrap; vertical-align: top; }
th { font-size: 12px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .03em; }
tr:last-child td { border-bottom: 0; }
td.num { font-variant-numeric: tabular-nums; }
td.acc { text-align: right; }
td.acc .btn + .btn, td.acc form + form, td.acc .btn + form, td.acc form + .btn { margin-left: 4px; }
.chip { background: var(--chip); padding: 2px 8px; border-radius: 99px; font-size: 12px; }
.chip.anon { background: var(--anon-bg); color: var(--anon); }
.chip.ok { background: var(--ok-bg); color: var(--ok); }
.chip.off { background: var(--bad-bg); color: var(--bad); }
.est { display: inline-flex; align-items: center; gap: 6px; }
.est i { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); }
.est.idle i { background: var(--idle); }
.func { font-weight: 550; max-width: 360px; overflow: hidden; text-overflow: ellipsis; }
.func small { display: block; font-weight: 400; color: var(--muted); overflow: hidden; text-overflow: ellipsis; }
.vacio { padding: 40px; text-align: center; color: var(--muted); }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 16px; }
.bar { height: 6px; background: var(--accent); border-radius: 3px; opacity: .8; min-width: 2px; }
.secreto { font-family: ui-monospace, Consolas, monospace; background: var(--code); border: 1px solid var(--line); border-radius: 6px; padding: 2px 8px; word-break: break-all; }
.pasos { counter-reset: paso; display: grid; gap: 16px; }
.pasos > .card { position: relative; padding-left: 56px; }
.pasos > .card + .card { margin-top: 0; }
.pasos > .card::before { counter-increment: paso; content: counter(paso); position: absolute; left: 16px; top: 14px; width: 26px; height: 26px; border-radius: 50%; background: var(--accent); color: var(--accent-text); font-weight: 700; display: grid; place-items: center; font-size: 13px; }

/* ---------- Pantallas de acceso */
.acceso { max-width: 400px; margin: 72px auto; padding: 0 16px; }
.acceso .card { padding: 28px; }
.acceso h1 { font-size: 20px; margin: 0 0 4px; }
.acceso p.muted { margin: 0 0 20px; }
.acceso .btn.primario { width: 100%; justify-content: center; padding: 10px; }

@media (max-width: 960px) { .grid2 { grid-template-columns: 1fr; } }
@media (max-width: 640px) {
  main { padding: 16px; }
  header.top { padding: 10px 16px; }
  header.top .cuenta { margin-left: 0; width: 100%; justify-content: space-between; }
  .titulo .acciones { margin-left: 0; }
}