:root {
  color-scheme: dark light;
  --bg: #0e1117; --bg2: #151a23; --card: #171d28; --line: #263042; --text: #e8edf5; --muted: #8b97ab;
  --accent: #6aa6ff; --ok: #3ecf8e; --warn: #f5b942; --bad: #ff6b6b; --off: #6b7689; --radius: 16px;
}
@media (prefers-color-scheme: light) {
  :root { --bg: #f4f6fa; --bg2: #ffffff; --card: #ffffff; --line: #dde3ee; --text: #172033; --muted: #5d6b82;
    --accent: #2563eb; --ok: #12a672; --warn: #c98a05; --bad: #d63b3b; --off: #8793a6; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; min-height: 100vh; background: radial-gradient(1200px 600px at 10% -10%, rgba(106,166,255,.10), transparent), var(--bg);
  color: var(--text); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; padding: 0 16px 40px; }
h1, h2, h3, p { margin: 0; }
.muted { color: var(--muted); } .small { font-size: .8125rem; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---- cabecera ---- */
.top { max-width: 1100px; margin: 0 auto; padding: 28px 0 8px; display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; align-items: center; }
.brand { display: flex; align-items: center; gap: 14px; }
.brand h1 { font-size: 1.5rem; letter-spacing: -.01em; }
#summary.ok { color: var(--ok); } #summary.warn { color: var(--warn); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }
.actions form { margin: 0; }

button, .btn { font: inherit; cursor: pointer; border-radius: 10px; border: 1px solid var(--line); padding: 9px 16px; color: var(--text); background: var(--bg2); text-decoration: none; display: inline-block; line-height: 1.2; }
button:hover, .btn:hover { border-color: var(--accent); }
button:focus-visible, .btn:focus-visible, a:focus-visible, input:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.ghost { background: transparent; } .subtle { color: var(--muted); font-size: .875rem; }

/* ---- contenido ---- */
main { max-width: 1100px; margin: 0 auto; }
.group { margin-top: 28px; }
.group h2 { font-size: .8125rem; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin-bottom: 12px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 14px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; display: flex; flex-direction: column; gap: 14px; transition: border-color .15s, transform .15s; }
.card:hover { border-color: color-mix(in srgb, var(--accent) 50%, var(--line)); transform: translateY(-1px); }
.card.st-caida { border-color: color-mix(in srgb, var(--bad) 55%, var(--line)); }
.card.st-no_desplegada { opacity: .7; }
.card-head { display: flex; gap: 14px; align-items: flex-start; }
.icon { width: 48px; height: 48px; border-radius: 12px; flex: none; object-fit: cover; background: var(--bg2); }
.titles h3 { font-size: 1.0625rem; margin-bottom: 2px; }
.titles p { font-size: .875rem; }
.meta { display: flex; flex-wrap: wrap; gap: 6px 12px; align-items: center; }
.pill { display: inline-flex; align-items: center; gap: 7px; font-size: .8125rem; font-weight: 600; padding: 3px 10px; border-radius: 999px; background: color-mix(in srgb, var(--off) 16%, transparent); color: var(--muted); }
.pill .dot { width: 8px; height: 8px; border-radius: 50%; background: currentColor; display: inline-block; }
.pill.operativa { color: var(--ok); background: color-mix(in srgb, var(--ok) 14%, transparent); }
.pill.degradada { color: var(--warn); background: color-mix(in srgb, var(--warn) 16%, transparent); }
.pill.caida { color: var(--bad); background: color-mix(in srgb, var(--bad) 14%, transparent); }
.links { display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: center; }
.links .btn.internal, .links .btn.external { flex: 1 1 auto; text-align: center; }
/* Direcciones alternativas: discretas, plegadas, separadas del botón principal */
.pie { margin-top: auto; display: flex; flex-direction: column; gap: 10px; }
.direcciones { border-top: 1px dashed var(--line); padding-top: 10px; }
.direcciones > summary { cursor: pointer; user-select: none; color: var(--muted); font-size: .85rem; list-style: none; display: flex; align-items: center; gap: 6px; }
.direcciones > summary::-webkit-details-marker { display: none; }
.direcciones > summary::before { content: "▸"; font-size: .8rem; transition: transform .15s; }
.direcciones[open] > summary::before { transform: rotate(90deg); }
.dir-caja { display: flex; flex-direction: column; gap: 8px; margin-top: 8px; }
.dir-ayuda { margin: 0; }
.dir-fila { display: grid; grid-template-columns: 1fr auto; grid-template-areas: 'red acc' 'url url'; gap: 4px 10px; align-items: center; padding: 8px 10px; border-radius: 8px; background: var(--bg2); border: 1px solid var(--line); }
.dir-red { grid-area: red; } .dir-url { grid-area: url; } .dir-acciones { grid-area: acc; }
.dir-red { font-size: .75rem; color: var(--muted); white-space: nowrap; }
.dir-red.internet { color: var(--accent); font-weight: 600; }
.dir-url { font-size: .82rem; overflow-wrap: anywhere; user-select: all; min-width: 0; }
.dir-acciones { display: flex; gap: 6px; }
.mini { font: inherit; font-size: .78rem; padding: 3px 9px; border-radius: 7px; border: 1px solid var(--line); background: var(--card); color: var(--text); text-decoration: none; cursor: pointer; white-space: nowrap; }
.mini:hover { border-color: var(--accent); }
.btn.internal, .btn.external { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.btn.internal:hover, .btn.external:hover { filter: brightness(1.08); }
.btn.local { background: transparent; }
footer { max-width: 1100px; margin: 32px auto 0; }

/* ---- acceso ---- */
.login-page { display: grid; place-items: center; padding: 24px 16px; }
.login-card { width: 100%; max-width: 390px; background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 28px 26px; box-shadow: 0 20px 60px rgba(0,0,0,.25); }
.login-card .brand { margin-bottom: 8px; }
.login-card form { display: grid; gap: 12px; margin-top: 18px; }
.login-card label { font-size: .875rem; color: var(--muted); }
.login-card input[type=password] { width: 100%; font: inherit; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--line); background: var(--bg2); color: var(--text); }
.login-card .check { display: flex; gap: 8px; align-items: center; color: var(--text); font-size: .9rem; }
.login-card button { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; padding: 12px; }
.login-card button:disabled { opacity: .6; cursor: not-allowed; }
.error { display: none; color: var(--bad); font-size: .9rem; } .error.show { display: block; }
.foot { margin-top: 20px; text-align: center; font-size: .875rem; } .foot a { color: var(--muted); }
@media (max-width: 520px) { .top { padding-top: 20px; } .actions { width: 100%; } }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }
/* ---- vistas (pestañas) ---- */
.vistas { max-width: 1100px; margin: 14px auto 0; display: flex; gap: 4px; border-bottom: 1px solid var(--line); overflow-x: auto; overflow-y: hidden; scrollbar-width: none; }
.vistas::-webkit-scrollbar { display: none; }
/* ---- información: el mapa de central incrustado ---- */
.vista-info { max-width: 1100px; margin: 16px auto 0; }
.mapa-iframe { display: block; width: 100%; height: calc(100vh - 190px); min-height: 520px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
.vistas a { color: var(--muted); text-decoration: none; font-weight: 600; font-size: .9375rem; padding: 10px 14px; border-bottom: 2px solid transparent;
  margin-bottom: -1px; white-space: nowrap; display: inline-flex; align-items: center; gap: 8px; }
.vistas a:hover { color: var(--text); }
.vistas a[aria-current="page"] { color: var(--text); border-bottom-color: var(--accent); }
.badge { font-size: .75rem; font-weight: 700; min-width: 20px; height: 20px; padding: 0 6px; border-radius: 999px; display: inline-grid; place-items: center;
  color: var(--warn); background: color-mix(in srgb, var(--warn) 16%, transparent); }
.badge[hidden] { display: none; }
[hidden] { display: none !important; }

/* ---- copias de seguridad ---- */
.vista-copias { max-width: 1100px; margin: 24px auto 0; }
.copias-head { display: flex; flex-wrap: wrap; gap: 12px 20px; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.vista-titulo { font-size: 1.25rem; letter-spacing: -.01em; }
.resumen { font-size: .9rem; font-weight: 600; margin-top: 2px; }
.resumen.ok { color: var(--ok); } .resumen.warn { color: var(--warn); }
.copias-info { display: flex; flex-direction: column; gap: 2px; margin-left: auto; text-align: right; }
.btn.accent { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.btn.accent:disabled, .small-btn:disabled { opacity: .6; cursor: not-allowed; }
.copias-grid { grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); }
.copia .icon { width: 44px; height: 44px; }
.copia .desc { font-size: .8125rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.niveles { display: flex; flex-direction: column; gap: 8px; }
.nivel { display: grid; grid-template-columns: 26px 1fr auto; gap: 2px 12px; align-items: center; padding: 10px 12px; border-radius: 12px;
  background: var(--bg2); border: 1px solid var(--line); }
.nivel-marca { width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; font-size: .8rem; font-weight: 800;
  color: var(--ok); background: color-mix(in srgb, var(--ok) 15%, transparent); }
.nivel.atrasada .nivel-marca, .nivel.falta .nivel-marca { color: var(--warn); background: color-mix(in srgb, var(--warn) 16%, transparent); }
.nivel-izq, .nivel-der { display: flex; flex-direction: column; min-width: 0; }
.nivel-der { text-align: right; align-items: flex-end; }
.nivel-nombre { font-weight: 650; }
.nivel-cuando { font-weight: 650; font-size: 1.0625rem; font-variant-numeric: tabular-nums; }
.estado-copia { font-size: .75rem; font-weight: 700; color: var(--warn); }
.small-btn { font-size: 0.85rem; }
.registro { margin-top: 14px; padding: 12px 16px; }
.registro summary { cursor: pointer; }
.registro pre { white-space: pre-wrap; overflow-wrap: anywhere; max-height: 16rem; overflow: auto; margin: 10px 0 0; }
.host-link { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: .85rem; color: var(--accent); overflow-wrap: anywhere; }
.host-link::after { content: " ↗"; font-family: system-ui, sans-serif; }
@media (max-width: 520px) { .copias-info { margin-left: 0; text-align: left; } .copias-grid { grid-template-columns: 1fr; } }

/* ---- avisos de imágenes nuevas (solo informativo) ---- */
.pill.actualizable { color: var(--accent); background: color-mix(in srgb, var(--accent) 14%, transparent); cursor: help; }
.avisos-imagenes { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 18px; }
.avisos-imagenes h2 { margin: 0; }
.avisos-cabeza { display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; }
.avisos-cabeza .btn { margin-left: auto; }
.avisos-lista { display: flex; flex-direction: column; gap: 10px; margin-top: 12px; }
.aviso-imagen { border-left: 3px solid var(--accent); padding-left: 10px; display: flex; flex-direction: column; gap: 3px; }
.aviso-imagen code { font-size: .8rem; overflow-wrap: anywhere; user-select: all; }

/* AdGuard: estado y pausa */
.adguard-ctl { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg2); }
.adguard-ctl p { margin: 0; font-weight: 600; }
.adguard-ctl p.ok { color: var(--ok, #2fa36b); } .adguard-ctl p.warn { color: var(--warn, #d08a1e); }
.adguard-btns { display: flex; gap: 6px; flex-wrap: wrap; }