/* Paleta: ver dataviz skill / references/palette.md. Roles de chrome (surface,
   page, ink) elegidos para el tono oscuro tipo "dashboard"; los colores que
   codifican datos (series, secuencial, status) son los valores validados del
   skill, sin tocar. */
:root {
  color-scheme: light;
  --page:        #f9f9f7;
  --surface:     #fcfcfb;
  --text:        #0b0b0b;
  --text-2:      #52514e;
  --muted:       #898781;
  --grid:        #e1e0d9;
  --border:      rgba(11,11,11,0.10);

  --good:      #0ca30c;
  --status-off: #898781;

  --seq-track: #e1e0d9;
  --seq-fill:  #2a78d6;

  --s1: #2a78d6; /* blue */
  --s2: #eb6834; /* orange */
  --s3: #1baf7a; /* aqua */
  --s4: #eda100; /* yellow */
  --s5: #e87ba4; /* magenta */
  --s6: #008300; /* green */
  --s7: #4a3aa7; /* violet */
  --s8: #e34948; /* red */
}
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --page:        #0f0f1a;
    --surface:     #171726;
    --text:        #ffffff;
    --text-2:      #c3c2b7;
    --muted:       #898781;
    --grid:        #2c2c2a;
    --border:      rgba(255,255,255,0.10);

    --good:      #0ca30c;
    --status-off: #898781;

    --seq-track: #2c2c2a;
    --seq-fill:  #3987e5;

    --s1: #3987e5;
    --s2: #d95926;
    --s3: #199e70;
    --s4: #c98500;
    --s5: #d55181;
    --s6: #008300;
    --s7: #9085e9;
    --s8: #e66767;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--page);
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
header h1 { font-size: 1.3rem; margin: 0; }
header .subtitle { margin: 2px 0 0; color: var(--text-2); font-size: 0.85rem; }
.header-actions { display: flex; gap: 8px; align-items: center; }
header button {
  background: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 1rem;
  padding: 4px 10px;
  cursor: pointer;
  color: var(--text);
}
header button[hidden] { display: none; }

.login-wrap {
  max-width: 320px;
  margin: 15vh auto 0;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.login-wrap h2 { margin: 0 0 16px; font-size: 1.1rem; }
.login-wrap label { display: block; font-size: 0.82rem; color: var(--text-2); margin-top: 12px; }
.login-wrap input {
  width: 100%;
  margin-top: 4px;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--page);
  color: var(--text);
}
.login-wrap button {
  width: 100%;
  margin-top: 18px;
  padding: 9px;
  border-radius: 6px;
  border: none;
  background: var(--seq-fill);
  color: #fff;
  font-weight: 600;
  cursor: pointer;
}
.login-wrap .error { color: var(--s8); margin-top: 10px; font-size: 0.82rem; }

main {
  max-width: 1180px;
  margin: 0 auto;
  padding: 20px;
}

.error, .empty { color: var(--text-2); }
.error button {
  margin-top: 8px;
  padding: 6px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}

h2.section-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-2);
  margin: 28px 0 10px;
}
h2.section-title:first-child { margin-top: 0; }

/* ---- KPI row (stat tiles) ---- */
.kpi-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}
.kpi-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
}
.kpi-tile .label { color: var(--text-2); font-size: 0.8rem; }
.kpi-tile .value { font-size: 1.8rem; font-weight: 600; margin-top: 4px; }
.kpi-tile .value .unit { font-size: 1rem; color: var(--text-2); font-weight: 400; }
.kpi-tile svg.spark { width: 100%; height: 28px; margin-top: 6px; display: block; }

/* ---- Zone cards ---- */
.zones-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}
.zone-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
}
.zone-card .zone-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}
.zone-card .zone-name { font-weight: 600; }
.zone-card .zone-inst { color: var(--text-2); font-size: 0.78rem; }
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.78rem;
  color: var(--text-2);
}
.status-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--status-off); flex-shrink: 0; }
.status-dot.on { background: var(--good); }

.meter-row { display: flex; align-items: center; gap: 12px; }
.meter-row svg { flex-shrink: 0; }
.zone-facts { flex: 1; font-size: 0.85rem; }
.zone-facts .row { display: flex; justify-content: space-between; padding: 2px 0; }
.zone-facts .k { color: var(--text-2); }
.zone-card .last-event { margin-top: 10px; font-size: 0.78rem; color: var(--text-2); border-top: 1px solid var(--grid); padding-top: 8px; }

/* ---- Charts ---- */
.charts-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 12px;
}
.chart-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
}
.chart-card .chart-title { font-size: 0.85rem; font-weight: 600; margin-bottom: 8px; }
.legend { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 6px; font-size: 0.75rem; color: var(--text-2); }
.legend .item { display: flex; align-items: center; gap: 5px; }
.legend .swatch { width: 10px; height: 3px; border-radius: 2px; display: inline-block; }

.chart-wrap { position: relative; }
.chart-wrap svg { width: 100%; height: 180px; display: block; }
.chart-tooltip {
  position: absolute;
  pointer-events: none;
  background: var(--text);
  color: var(--page);
  font-size: 0.72rem;
  padding: 4px 8px;
  border-radius: 6px;
  transform: translate(-50%, -110%);
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.1s;
}

/* ---- controles de zona ---- */
.zone-actions { display: flex; gap: 6px; margin-top: 10px; flex-wrap: wrap; }
.zone-actions button {
  flex: 1;
  min-width: 90px;
  padding: 7px 8px;
  font-size: 0.78rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--page);
  color: var(--text);
  cursor: pointer;
}
.zone-actions button:hover { border-color: var(--text-2); }
.zone-actions button:disabled { opacity: 0.5; cursor: default; }
.zone-actions button.danger-ish { color: var(--s2); border-color: var(--s2); }

#viewing-as {
  font-size: 0.8rem;
  color: var(--text-2);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 10px;
}
#viewing-as[hidden] { display: none; }

/* ---- panel admin ---- */
.admin-section { margin-bottom: 28px; }
.user-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.user-table th, .user-table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--grid); vertical-align: top; }
.user-table th { color: var(--text-2); font-weight: 600; font-size: 0.75rem; text-transform: uppercase; }
.zone-checks { display: flex; flex-wrap: wrap; gap: 8px; }
.zone-checks label { display: flex; align-items: center; gap: 4px; font-size: 0.8rem; }
.new-user-form {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: flex-end;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  margin-bottom: 16px;
}
.new-user-form .field { display: flex; flex-direction: column; gap: 4px; font-size: 0.78rem; color: var(--text-2); }
.new-user-form input, .new-user-form select {
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--page);
  color: var(--text);
}
.new-user-form button {
  padding: 7px 14px;
  border-radius: 6px;
  border: none;
  background: var(--seq-fill);
  color: #fff;
  cursor: pointer;
  font-weight: 600;
}
.back-link { color: var(--text-2); cursor: pointer; margin-bottom: 12px; display: inline-block; }

/* ---- simuladores + fuente por usuario ---- */
.hint { font-size: 0.8rem; color: var(--text-2); margin: 4px 0 12px; max-width: 640px; }
.user-table button.danger { color: var(--s2); border-color: var(--s2); background: transparent; }
.user-table td button {
  padding: 4px 10px; border-radius: 6px; border: 1px solid var(--border);
  background: var(--page); color: var(--text); cursor: pointer; font-size: 0.8rem;
}
.src-row { display: flex; align-items: center; gap: 6px; margin: 3px 0; font-size: 0.8rem; }
.src-row span { min-width: 90px; color: var(--text-2); }
.src-row select {
  padding: 4px 6px; border: 1px solid var(--border); border-radius: 6px;
  background: var(--page); color: var(--text); font-size: 0.8rem;
}
.sim-status { font-size: 0.75rem; font-weight: 600; text-transform: uppercase; }
.sim-running { color: #1a7f37; }
.sim-retrying { color: #b7791f; }
.sim-stopped { color: var(--text-2); }

/* ---- modal de reglas ---- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}
.modal-backdrop[hidden] { display: none; }
.modal-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  width: 320px;
  max-width: calc(100vw - 32px);
}
.modal-box .field { display: flex; flex-direction: column; gap: 4px; font-size: 0.82rem; color: var(--text-2); margin-bottom: 12px; }
.modal-box input {
  padding: 7px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--page);
  color: var(--text);
}
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 8px; }
.modal-actions button {
  padding: 7px 14px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--page);
  color: var(--text);
  cursor: pointer;
}
#rule-modal-save { background: var(--seq-fill); color: #fff; border: none; font-weight: 600; }
.gear-btn {
  padding: 4px 8px !important;
  flex: 0 0 auto !important;
  min-width: unset !important;
}

/* ============================================================
   Selector de vista (header)
   ============================================================ */
#view-select {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 8px;
  font-size: 0.85rem;
  cursor: pointer;
}
#view-select[hidden] { display: none; }

/* ============================================================
   Chips de actuador (compartido: vistas Foco y Neón)
   ============================================================ */
.act-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.78rem;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-2);
  background: var(--surface);
}
.act-chip.on {
  color: var(--text);
  border-color: var(--seq-fill);
  box-shadow: inset 0 0 0 1px var(--seq-fill);
}

/* ============================================================
   Vista "Foco": zoom a una zona
   ============================================================ */
.foco-bar {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}
.foco-picker {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-2);
}
.foco-picker select {
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  font-size: 0.95rem;
}
.foco-inst { font-size: 0.8rem; color: var(--text-2); }

.foco-hero {
  display: flex;
  gap: 24px;
  align-items: center;
  flex-wrap: wrap;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
}
.foco-meter { flex-shrink: 0; }
.foco-facts {
  flex: 1;
  min-width: 240px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px 20px;
}
.foco-fact { display: flex; flex-direction: column; gap: 2px; }
.foco-fact .k { font-size: 0.75rem; color: var(--text-2); }
.foco-fact .v { font-size: 1.25rem; font-weight: 600; }

.foco-actuators { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }

.foco-charts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
  gap: 14px;
}
.foco-charts .chart-wrap svg { height: 300px; }

/* ============================================================
   Vista "Neón": mismo dato, tema violeta/lila con glow.
   El tema se activa con <html data-theme="neon"> desde app.js.
   ============================================================ */
:root[data-theme="neon"] {
  color-scheme: dark;
  --page:        #0a0713;
  --surface:     #140f26;
  --text:        #f2e9ff;
  --text-2:      #a99cc9;
  --muted:       #6b5f8f;
  --grid:        #2a2050;
  --border:      rgba(177, 78, 255, 0.28);

  --good:        #a3ff12;
  --status-off:  #6b5f8f;

  --seq-track:   #2a2050;
  --seq-fill:    #b14eff;

  --s1: #b14eff;
  --s2: #22d3ee;
  --s3: #a3ff12;
  --s4: #ff4ecd;
  --s5: #7c5cff;
  --s6: #4dffd2;
  --s7: #ffd23e;
  --s8: #ff6b6b;
}
:root[data-theme="neon"] body {
  background:
    radial-gradient(900px 500px at 15% -10%, rgba(177,78,255,0.18), transparent 60%),
    radial-gradient(800px 500px at 110% 10%, rgba(34,211,238,0.12), transparent 55%),
    var(--page);
}
:root[data-theme="neon"] header {
  border-bottom-color: var(--border);
}
:root[data-theme="neon"] header h1 {
  text-shadow: 0 0 14px rgba(177, 78, 255, 0.7);
}

.neon-wrap { display: flex; flex-direction: column; gap: 16px; }

.neon-kpis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
}
.neon-kpi {
  background: linear-gradient(160deg, rgba(177,78,255,0.10), rgba(20,15,38,0.6));
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 18px;
  box-shadow: 0 0 0 1px rgba(177,78,255,0.06), 0 8px 30px -12px rgba(177,78,255,0.35);
}
.neon-kpi-label { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-2); }
.neon-kpi-value {
  font-size: 2.1rem;
  font-weight: 700;
  margin: 6px 0 2px;
  color: #fff;
  text-shadow: 0 0 18px rgba(177, 78, 255, 0.65);
}
.neon-kpi-sub { font-size: 0.75rem; color: var(--text-2); }
.neon-kpi svg.spark { width: 100%; height: 26px; margin-top: 8px; display: block; }

.neon-panel {
  background: linear-gradient(160deg, rgba(124,92,255,0.08), rgba(20,15,38,0.55));
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 18px;
  box-shadow: 0 8px 30px -14px rgba(124, 92, 255, 0.45);
}
.neon-panel-title {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-2);
  margin-bottom: 10px;
}

.neon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}
.neon-zone { display: flex; flex-direction: column; gap: 12px; }
.neon-zone.is-off { opacity: 0.55; }
.neon-zone-head { display: flex; align-items: center; justify-content: space-between; }
.neon-zone-name {
  font-weight: 700;
  font-size: 1.05rem;
  color: #fff;
  text-shadow: 0 0 12px rgba(34, 211, 238, 0.5);
}
.neon-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--muted);
  color: var(--muted);
}
.neon-badge.on {
  color: var(--good);
  border-color: var(--good);
  box-shadow: 0 0 12px -2px var(--good);
}
.neon-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 10px;
}
.neon-stat-k { font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-2); }
.neon-stat-v { font-size: 1.15rem; font-weight: 600; color: #fff; margin-top: 2px; }
.neon-acts { display: flex; gap: 8px; }
.neon-acts .act-chip { font-size: 0.9rem; padding: 4px 9px; }

:root[data-theme="neon"] .zone-actions button {
  background: rgba(177, 78, 255, 0.08);
  border-color: var(--border);
  color: var(--text);
}
:root[data-theme="neon"] .zone-actions button:hover {
  border-color: var(--seq-fill);
  box-shadow: 0 0 12px -3px var(--seq-fill);
}
.neon-chartpanel .chart-wrap svg { height: 260px; }