:root {
  --bg-primary: #0b132b;
  --bg-secondary: #1c2541;
  --bg-card: #1f2a48;
  --border-color: #2c3e66;
  --text-main: #f0f4f8;
  --text-muted: #94a3b8;
  --accent-red: #ef4444;
  --accent-red-glow: rgba(239, 68, 68, 0.4);
  --accent-green: #10b981;
  --accent-blue: #3b82f6;
  --accent-amber: #f59e0b;
  --accent-cyan: #06b6d4;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-main);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Scrollbar moderno */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 3px;
}

/* Badges de estado */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-disponible {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-green);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-llamando {
  background: rgba(239, 68, 68, 0.2);
  color: #fca5a5;
  border: 1px solid var(--accent-red);
  animation: pulse-red 1.5s infinite;
}

.badge-en_llamada {
  background: rgba(59, 130, 246, 0.2);
  color: #93c5fd;
  border: 1px solid var(--accent-blue);
}

.badge-en_pausa {
  background: rgba(245, 158, 11, 0.2);
  color: #fde68a;
  border: 1px solid var(--accent-amber);
}

@keyframes pulse-red {
  0%, 100% {
    box-shadow: 0 0 0 0 var(--accent-red-glow);
  }
  50% {
    box-shadow: 0 0 0 8px transparent;
  }
}

/* Botones principales */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 16px;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--accent-blue);
  color: #ffffff;
}
.btn-primary:hover {
  background: #2563eb;
}

.btn-danger {
  background: var(--accent-red);
  color: #ffffff;
}
.btn-danger:hover {
  background: #dc2626;
}

.btn-warning {
  background: var(--accent-amber);
  color: #111827;
}
.btn-warning:hover {
  background: #d97706;
}

.btn-success {
  background: var(--accent-green);
  color: #ffffff;
}
.btn-success:hover {
  background: #059669;
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}
.btn-secondary:hover {
  background: #28375c;
}