/* Réinitialisation de base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #f8fafc;
  padding: 20px;
}

/* Carte conteneur principale */
.card {
  background: rgba(30, 41, 59, 0.7);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 32px;
  border-radius: 20px;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
  max-width: 420px;
  width: 100%;
  text-align: center;
}

.card h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 24px;
  color: #94a3b8;
  letter-spacing: 0.5px;
}

/* Zone d'affichage du statut */
.status-box {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 16px;
  border-radius: 12px;
  margin-bottom: 28px;
  font-size: 1rem;
  color: #cbd5e1;
}

#information {
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  display: inline-block;
  margin-left: 8px;
  transition: all 0.3s ease;
}

/* Styles dynamiques du status (via JS) */
.status-on {
  background: rgba(16, 185, 129, 0.15);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-off {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.status-checking {
  background: rgba(59, 130, 246, 0.15);
  color: #3b82f6;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

/* Groupe de boutons */
.button-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Style de base des boutons */
button {
  width: 100%;
  padding: 14px 20px;
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

button:active {
  transform: scale(0.98);
}

/* Bouton Allumer (#btn) */
#btn {
  background: #10b981;
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
}

#btn:hover {
  background: #059669;
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

/* Bouton Éteint (#btn2) */
#btn2 {
  background: #ef4444;
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(239, 68, 68, 0.3);
}

#btn2:hover {
  background: #dc2626;
  box-shadow: 0 6px 20px rgba(239, 68, 68, 0.4);
}

/* Bouton Vérifier (#btn3) */
#btn3 {
  background: rgba(255, 255, 255, 0.05);
  color: #e2e8f0;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

#btn3:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}