:root,:root[data-theme="claro"]{
  --bg:#f4f5f7; --card:#fff; --borde:#e5e7eb; --txt:#16181d; --sub:#6b7280; --info:#eef0f3;
  --verde:#16a34a;
  --bt:#eef0f3; --bt-borde:#e5e7eb;
  --tip-bg:#ffffff; --tip-txt:#16181d;
  --header-bg:rgba(255,255,255,.92);
  --ok:#16a34a; --warn:#d97706; --down:#dc2626; --nodata:#9ca3af;
  --late:#ea580c; --rx:#dc2626; --tx:#2563eb; --lat:#0f766e;
  color-scheme:light;
}
:root[data-theme="oscuro"]{
  --bg:#0e1116; --card:#161a21; --borde:#262c36; --txt:#e7e9ee; --sub:#8b93a1; --info:#232933;
  --verde:#22c55e;
  --bt:#232933; --bt-borde:#262c36;
  --tip-bg:#232933; --tip-txt:#e7e9ee;
  --header-bg:rgba(22,26,33,.92);
  --ok:#22c55e; --warn:#f59e0b; --down:#f87171; --nodata:#6b7280;
  --late:#fb923c; --rx:#f87171; --tx:#60a5fa; --lat:#2dd4bf;
  color-scheme:dark;
}
/* Alias de compatibilidad: nombres que usaban las páginas antiguas (monitoreo, benchdisk, ip). */
:root{--ink:var(--txt);--muted:var(--sub);--line:var(--borde);--track:var(--info);--none:var(--nodata);--card2:var(--info)}
*{box-sizing:border-box}
html,body{margin:0}
body{min-height:100vh;min-height:100dvh;color:var(--txt);font:14px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;background:var(--bg);
  transition:background-color .25s,color .25s}
body.login{background:radial-gradient(1200px 600px at 50% -10%, color-mix(in srgb, var(--verde) 10%, transparent), transparent 70%), var(--bg)}
main,.contenido{position:relative;z-index:1}
.barra{display:flex;gap:10px}
.barra.flotante{position:fixed;top:max(16px,env(safe-area-inset-top));right:max(16px,env(safe-area-inset-right));z-index:50}
.bt{position:relative;width:48px;height:48px;display:grid;place-items:center;border-radius:12px;background:var(--bt);
  border:1px solid var(--bt-borde);color:var(--txt);cursor:pointer;text-decoration:none;transition:transform .15s,box-shadow .15s,border-color .2s}
.bt:hover{transform:translateY(-1px);border-color:var(--sub);box-shadow:0 4px 12px rgba(0,0,0,.08)}
.bt:focus-visible{outline:2px solid var(--verde);outline-offset:2px}
.bt::after{content:attr(data-tip);position:absolute;top:calc(100% + 8px);right:0;white-space:nowrap;
  padding:6px 10px;border-radius:8px;font-size:12px;font-weight:500;line-height:1.2;
  background:var(--tip-bg);color:var(--tip-txt);border:1px solid var(--bt-borde);box-shadow:0 6px 16px rgba(0,0,0,.12);
  opacity:0;transform:translateY(-4px);pointer-events:none;transition:opacity .1s,transform .1s;z-index:60}
.bt:hover::after,.bt:focus-visible::after{opacity:1;transform:none}
@media (hover:none){.bt::after{display:none}}
.encabezado{position:sticky;top:0;z-index:40;background:var(--header-bg);border-bottom:1px solid var(--borde);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);padding-top:env(safe-area-inset-top)}
.encabezado .wrap,.contenido{max-width:1640px;margin:0 auto;padding-left:24px;padding-right:24px}
.encabezado .wrap{padding-top:18px;padding-bottom:18px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.encabezado h1{font-size:clamp(18px,2.2vw,26px);line-height:1.2;margin:0;letter-spacing:-.01em}
.encabezado .meta{color:var(--sub);font-size:14px;margin-top:4px}
.encabezado .derecha{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.pills{display:flex;gap:8px;flex-wrap:wrap}
.pill{display:inline-flex;align-items:center;gap:8px;padding:9px 15px;border-radius:999px;border:1px solid var(--borde);
  background:var(--card);font-weight:600;font-size:14px;color:var(--txt);white-space:nowrap;font-variant-numeric:tabular-nums}
.pill .dot{width:9px;height:9px;border-radius:50%;background:var(--c)}
.pill.ok,.panel.ok{--c:var(--ok)} .pill.warn,.panel.warn{--c:var(--warn)}
.pill.down,.panel.down{--c:var(--down)} .pill.nodata,.panel.nodata{--c:var(--nodata)}
.pill.late,.panel.late{--c:var(--late)}
.pill.cero{color:var(--sub);font-weight:500}
.pill.cero .dot{opacity:.55}
.contenido{padding-top:32px;padding-bottom:48px}
.paneles{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,620px),1fr));gap:32px}
.panel{background:var(--card);border:2px solid var(--c,var(--borde));border-radius:16px;padding:20px 22px;
  box-shadow:0 6px 20px rgba(0,0,0,.05);transition:border-color .3s}
:root[data-theme="oscuro"] .panel{box-shadow:none}
.panel .cab{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.panel .cab h2{display:flex;align-items:center;gap:10px;margin:0;font-size:20px}
.panel .cab h2::before{content:"";width:12px;height:12px;border-radius:50%;background:var(--c)}
.estado{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:5px 10px;border-radius:8px;
  color:var(--c);background:color-mix(in srgb,var(--c) 14%,transparent)}
@media (max-width:640px){
  .encabezado .wrap,.contenido{padding-left:16px;padding-right:16px}
  .paneles{gap:20px}
}