:root {
    --bg-page: #f8fafc;
    --bg-surface: #ffffff;
    --bg-subtle: #f1f5f9;
    --ink: #090d16;
    --ink-muted: #475569;
    --ink-soft: #64748b;
    --ink-faint: #94a3b8;
    --line: #e2e8f0;
    --line-strong: #cbd5e1;
    --accent: #bbf451;
    --accent-soft: rgba(187, 244, 81, 0.22);
    --emerald-bg: #ecfdf5;
    --emerald-text: #047857;
    --emerald-border: #a7f3d0;
    --amber-bg: #fffbeb;
    --amber-text: #b45309;
    --amber-border: #fde68a;
    --rose-bg: #fef2f2;
    --rose-text: #b91c1c;
    --rose-border: #fecaca;
    --radius-md: 12px;
    --radius-lg: 16px;
  }
  * { box-sizing: border-box; }
  body {
    margin: 0;
    padding: 0;
    background: var(--bg-page);
    color: var(--ink);
    font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
    font-size: 14.5px;
    line-height: 1.5;
    background-image: 
      radial-gradient(circle at 50% 0%, rgba(187, 244, 81, 0.1) 0%, transparent 45%),
      linear-gradient(to right, rgba(0,0,0,0.025) 1px, transparent 1px),
      linear-gradient(to bottom, rgba(0,0,0,0.025) 1px, transparent 1px);
    background-size: 100% 100%, 32px 32px, 32px 32px;
  }

  .topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--line);
    padding: 12px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
  }
  .topbar-left {
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    font-weight: 600;
    background: var(--bg-subtle);
    color: var(--ink-muted);
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid var(--line);
  }
  .status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #10b981;
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.25);
    animation: pulse 2s infinite;
  }
  @keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 5px rgba(16, 185, 129, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
  }
  .topbar a.btn-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--ink);
    text-decoration: none;
    font-weight: 600;
    font-size: 13px;
    padding: 6px 14px;
    border-radius: 8px;
    background: var(--bg-surface);
    border: 1px solid var(--line);
    transition: all 0.2s ease;
  }
  .topbar a.btn-back:hover {
    border-color: var(--ink);
    background: #f8fafc;
    transform: translateX(-2px);
  }

  .contenedor {
    max-width: 1280px;
    margin: 0 auto;
    padding: 36px 24px 72px;
  }

  header.cabecera {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--line);
  }
  .marca {
    display: flex;
    align-items: center;
    gap: 16px;
  }
  .logo {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--ink);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 800;
    font-size: 18px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  }
  h1 {
    font-family: 'Outfit', sans-serif;
    font-size: 26px;
    font-weight: 800;
    margin: 0;
    letter-spacing: -0.02em;
    color: var(--ink);
  }
  .subtitulo {
    color: var(--ink-muted);
    font-size: 13.5px;
    margin: 4px 0 0;
  }
  .sello {
    text-align: right;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    color: var(--ink-soft);
  }
  .sello strong {
    color: var(--ink);
    display: block;
    font-size: 13px;
  }

  /* Filtro de periodos */
  .period-tabs {
    display: flex;
    gap: 6px;
    background: var(--bg-subtle);
    padding: 4px;
    border-radius: 8px;
    border: 1px solid var(--line);
    margin-bottom: 24px;
    width: fit-content;
  }
  .period-tab {
    border: none;
    background: transparent;
    padding: 6px 14px;
    border-radius: 6px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    font-weight: 600;
    color: var(--ink-soft);
    cursor: pointer;
    transition: all 0.15s ease;
  }
  .period-tab.active {
    background: var(--bg-surface);
    color: var(--ink);
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  }

  /* Grid KPIs */
  .rejilla-kpi {
    display: grid;
    gap: 18px;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    margin-bottom: 24px;
  }
  .kpi {
    position: relative;
    background: var(--bg-surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 22px 22px 20px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
    transition: all 0.25s ease;
  }
  .kpi:hover {
    border-color: var(--line-strong);
    transform: translateY(-3px);
    box-shadow: 0 12px 24px -4px rgba(15, 23, 42, 0.06);
  }
  .kpi-barra {
    position: absolute;
    inset: 0 auto 0 0;
    width: 4px;
  }
  .kpi h3 {
    margin: 0 0 10px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink-soft);
  }
  .kpi-valor {
    margin: 0;
    font-family: 'JetBrains Mono', monospace;
    font-size: 30px;
    font-weight: 700;
    letter-spacing: -0.02em;
    font-variant-numeric: tabular-nums;
    color: var(--ink);
  }
  .kpi-pie {
    margin: 10px 0 0;
    font-size: 12.5px;
    color: var(--ink-muted);
  }
  .kpi-pie .arriba {
    color: var(--emerald-text);
    font-weight: 600;
    background: var(--emerald-bg);
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--emerald-border);
  }
  .kpi-pie .abajo {
    color: var(--rose-text);
    font-weight: 600;
    background: var(--rose-bg);
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--rose-border);
  }

  /* Rejillas generales */
  .rejilla-2 {
    display: grid;
    gap: 20px;
    grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr);
    margin-bottom: 24px;
  }
  .rejilla-2b {
    display: grid;
    gap: 20px;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    margin-bottom: 24px;
  }
  @media (max-width: 960px) {
    .rejilla-2, .rejilla-2b { grid-template-columns: 1fr; }
  }

  .panel {
    background: var(--bg-surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
    transition: all 0.25s ease;
  }
  .panel:hover {
    border-color: var(--line-strong);
  }
  .panel h2 {
    font-family: 'Outfit', sans-serif;
    margin: 0 0 4px;
    font-size: 17px;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--ink);
  }
  .panel .ayuda {
    margin: 0 0 18px;
    font-size: 13px;
    color: var(--ink-muted);
  }

  /* Donut & Leyenda */
  .donut-fila {
    display: flex;
    gap: 24px;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
  }
  ul.leyenda {
    list-style: none;
    margin: 0;
    padding: 0;
    flex: 1 1 200px;
    min-width: 200px;
  }
  ul.leyenda li {
    display: grid;
    grid-template-columns: 12px 1fr auto;
    gap: 6px 10px;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px dashed var(--line);
  }
  ul.leyenda li:last-child { border-bottom: none; }
  .punto {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
  }
  .leyenda-nombre {
    font-size: 13.5px;
    font-weight: 500;
    color: var(--ink);
  }
  .leyenda-dato {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
  }
  .leyenda-pct {
    grid-column: 2 / 4;
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    color: var(--ink-soft);
  }

  /* Tablas */
  table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13.5px;
  }
  thead th {
    text-align: left;
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--ink-soft);
    font-weight: 600;
    padding: 8px 10px;
    border-bottom: 1px solid var(--line);
    background: #fafbfc;
  }
  tbody td {
    padding: 11px 10px;
    border-bottom: 1px solid #f1f5f9;
    vertical-align: middle;
    color: var(--ink);
  }
  tbody tr:hover {
    background: #f8fafc;
  }
  tfoot td {
    padding: 14px 10px 0;
    font-weight: 700;
    border-top: 1px solid var(--line);
    color: var(--ink);
    font-family: 'JetBrains Mono', monospace;
  }
  .derecha { text-align: right; }
  .mono {
    font-variant-numeric: tabular-nums;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12.5px;
  }
  .suave { color: var(--ink-soft); }
  .fuerte { font-weight: 700; color: var(--ink); }
  table.compacta td, table.compacta th { padding: 9px 8px; }

  /* Pastillas y badges */
  .pastilla {
    display: inline-block;
    padding: 3px 9px;
    border-radius: 999px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
    border: 1px solid transparent;
  }
  .pastilla-danger {
    background: var(--rose-bg);
    color: var(--rose-text);
    border-color: var(--rose-border);
  }
  .pastilla-warning {
    background: var(--amber-bg);
    color: var(--amber-text);
    border-color: var(--amber-border);
  }
  .pastilla-info {
    background: #f0f9ff;
    color: #0369a1;
    border-color: #bae6fd;
  }
  .pastilla-success {
    background: var(--emerald-bg);
    color: var(--emerald-text);
    border-color: var(--emerald-border);
  }

  .mini-barra {
    height: 5px;
    border-radius: 3px;
    background: var(--line);
    margin-top: 6px;
    overflow: hidden;
    max-width: 260px;
  }
  .mini-barra span {
    display: block;
    height: 100%;
    border-radius: 3px;
  }

  /* Lista de alertas */
  ul.lista {
    list-style: none;
    margin: 0;
    padding: 0;
  }
  ul.lista li {
    padding: 14px 0;
    border-bottom: 1px dashed var(--line);
    transition: background 0.15s ease;
  }
  ul.lista li:last-child { border-bottom: none; }
  .lista-cabecera {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
  }
  .lista-titulo {
    font-weight: 600;
    color: var(--ink);
  }
  .lista-detalle {
    font-size: 12.5px;
    color: var(--ink-muted);
    margin-top: 4px;
  }
  .lista-contacto {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11.5px;
    color: #2563eb;
    margin-top: 4px;
  }

  .nota {
    background: var(--bg-surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    font-size: 13px;
    color: var(--ink-muted);
    margin-top: 24px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.02);
  }
  .nota strong { color: var(--ink); }

  /* CTA Banner */
  .panel-cta {
    margin-top: 36px;
    background: var(--bg-surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    text-align: center;
    box-shadow: 0 4px 20px -2px rgba(0,0,0,0.04);
  }
  .panel-cta h2 {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 10px;
  }
  .panel-cta p {
    color: var(--ink-muted);
    margin: 0 auto 20px;
    max-width: 58ch;
  }
  .btn-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--ink);
    color: #ffffff;
    text-decoration: none;
    font-weight: 700;
    font-size: 14px;
    padding: 12px 26px;
    border-radius: 999px;
    transition: all 0.2s ease;
  }
  .btn-cta:hover {
    background: #1e293b;
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
  }

  footer {
    margin-top: 36px;
    padding-top: 20px;
    border-top: 1px solid var(--line);
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: space-between;
    font-size: 12px;
    color: var(--ink-soft);
  }
  footer a {
    color: var(--ink);
    text-decoration: none;
    font-weight: 600;
  }