:root {
  --bg: #f0f2f5;
  --card: #ffffff;
  --card-border: #e0e6ed;
  --text: #1e293b;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;
  --header-bg: #1a3a52;
  --green: #16a34a;
  --green-glow: rgba(22, 163, 74, 0.3);
  --yellow: #ca8a04;
  --yellow-glow: rgba(202, 138, 4, 0.3);
  --red: #dc2626;
  --red-glow: rgba(220, 38, 38, 0.4);
  --accent: #d4a574;
  --kpi-bg: #f8fafc;
}

[data-theme="night"] {
  --bg: #0a0e17;
  --card: #141b2d;
  --card-border: #1e293b;
  --text: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --header-bg: #0f1729;
  --green: #4ade80;
  --green-glow: rgba(74, 222, 128, 0.25);
  --yellow: #facc15;
  --yellow-glow: rgba(250, 204, 21, 0.25);
  --red: #f87171;
  --red-glow: rgba(248, 113, 113, 0.35);
  --accent: #d4a574;
  --kpi-bg: #1a2236;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow: hidden;
  height: 100vh;
  width: 100vw;
}

.pulse-layout {
  display: grid;
  grid-template-rows: 56px auto;
  height: 100vh;
  width: 100vw;
}

.pulse-header {
  background: var(--header-bg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  color: #fff;
  z-index: 10;
}

.pulse-header h1 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 2px;
}

.pulse-header-right {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 13px;
}

.pulse-clock {
  font-variant-numeric: tabular-nums;
  opacity: 0.7;
}

.pulse-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
}

.pulse-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
}

.header-btn {
  background: rgba(255,255,255,0.1);
  border: none;
  color: #fff;
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 12px;
  transition: background 0.2s;
  text-decoration: none;
}

.header-btn:hover { background: rgba(255,255,255,0.2); }
.header-btn.active { background: var(--accent); color: #1a3a52; }

.pulse-main {
  display: grid;
  grid-template-columns: 1fr 300px;
  grid-template-rows: auto 1fr;
  gap: 16px;
  padding: 16px;
  overflow: hidden;
}

.pulse-kpis {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}

.kpi-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 14px 18px;
  text-align: center;
}

.kpi-value {
  font-size: 28px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.kpi-label {
  font-size: 11px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 2px;
}

.kpi-green { color: var(--green); }
.kpi-yellow { color: var(--yellow); }
.kpi-red { color: var(--red); }

.pulse-bots {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: minmax(140px, 1fr);
  gap: 12px;
  overflow-y: auto;
  scrollbar-width: none;
}

.pulse-bots::-webkit-scrollbar { display: none; }

.bot-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 16px;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
  overflow: hidden;
}

.bot-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.bot-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
}

.bot-icon {
  font-size: 24px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--kpi-bg);
  border-radius: 8px;
}

.bot-info { flex: 1; min-width: 0; }

.bot-name {
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.bot-empresa {
  font-size: 11px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.bot-semaforo {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  flex-shrink: 0;
}

.semaforo-ok {
  background: var(--green);
  box-shadow: 0 0 6px var(--green-glow);
}

.semaforo-pausado, .semaforo-inactivo {
  background: var(--yellow);
  box-shadow: 0 0 6px var(--yellow-glow);
  animation: blink-yellow 3s ease-in-out infinite;
}

.semaforo-error {
  background: var(--red);
  box-shadow: 0 0 10px var(--red-glow);
  animation: blink-red 1s ease-in-out infinite;
}

@keyframes blink-yellow {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

@keyframes blink-red {
  0%, 100% { opacity: 1; box-shadow: 0 0 10px var(--red-glow); }
  50% { opacity: 0.6; box-shadow: 0 0 20px var(--red-glow); }
}

.bot-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: auto;
}

.bot-stats span { font-variant-numeric: tabular-nums; }
.bot-stats strong { color: var(--text); font-weight: 600; }

.bot-error-strip {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--red);
  color: #fff;
  font-size: 11px;
  padding: 4px 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pulse-alertas {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.alertas-header {
  padding: 14px 16px;
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--card-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.alertas-count {
  background: var(--red);
  color: #fff;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 600;
}

.alertas-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
  scrollbar-width: thin;
}

.alerta-item {
  padding: 10px 12px;
  border-radius: 8px;
  margin-bottom: 6px;
  font-size: 12px;
  line-height: 1.4;
  border-left: 3px solid transparent;
}

.alerta-critica {
  background: rgba(220, 38, 38, 0.08);
  border-left-color: var(--red);
}

.alerta-advertencia {
  background: rgba(202, 138, 4, 0.08);
  border-left-color: var(--yellow);
}

.alerta-info {
  background: rgba(41, 128, 185, 0.08);
  border-left-color: #2980b9;
}

.alerta-time {
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 4px;
}

.overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 100;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}

.overlay.active { display: flex; }

.overlay-content {
  background: var(--card);
  border-radius: 16px;
  width: 600px;
  max-height: 80vh;
  overflow-y: auto;
  padding: 28px;
  position: relative;
}

.overlay-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  font-size: 20px;
  cursor: pointer;
  color: var(--text-muted);
  padding: 4px 8px;
  border-radius: 6px;
}

.overlay-close:hover { background: var(--kpi-bg); }

.detail-section {
  margin-bottom: 20px;
}

.detail-section h3 {
  font-size: 12px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.detail-item label {
  font-size: 11px;
  color: var(--text-muted);
}

.detail-item p {
  font-size: 14px;
  font-weight: 500;
}

.detail-error-list {
  list-style: none;
}

.detail-error-list li {
  padding: 8px 10px;
  border-left: 3px solid var(--red);
  margin-bottom: 6px;
  font-size: 12px;
  background: rgba(220,38,38,0.05);
  border-radius: 0 6px 6px 0;
}

.detail-cred-list {
  list-style: none;
}

.detail-cred-list li {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px solid var(--card-border);
  font-size: 13px;
}

[data-tv="true"] { cursor: none !important; }
[data-tv="true"] * { cursor: none !important; }
[data-tv="true"] .bot-card { pointer-events: none; }
[data-tv="true"] .header-btn { display: none; }

.pulse-empty {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 16px;
  gap: 12px;
  padding: 60px;
}

.pulse-empty-icon { font-size: 48px; opacity: 0.4; }

.pulse-header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.bot-detail-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.bot-detail-icon {
  font-size: 32px;
  width: 56px;
  height: 56px;
}

.bot-detail-error {
  background: rgba(220,38,38,0.06);
  padding: 12px;
  border-radius: 8px;
  font-size: 13px;
  color: var(--red);
}

.alerta-timestamp {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.cred-type {
  color: var(--text-muted);
}

.bot-detail-actions {
  display: flex;
  gap: 8px;
  margin-top: 20px;
}

.btn-pausar {
  background: var(--yellow);
  color: #000;
}

.btn-reactivar {
  background: var(--green);
  color: #fff;
}

.pulse-empty-hint {
  font-size: 13px;
}

.alertas-empty {
  padding: 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
}