// Initialwerte
let month = 1;
let fibonacciSequence = [1, 1]; // Fibonacci-Start

// DOM-Elemente
const monthSpan = document.getElementById("month");
const rabbitsContainer = document.getElementById("rabbitsContainer");
const nextMonthBtn = document.getElementById("nextMonthBtn");

// Funktion: Nächste Fibonacci-Zahl berechnen
function nextFibonacci(n) {
  if (n < 2) return 1;
  return fibonacciSequence[n - 1] + fibonacciSequence[n - 2];
}

// Monat erhöhen und anzeigen
function increaseMonth() {
  month++;
  monthSpan.textContent = month;
}

// Hasen-Paare anzeigen
function displayRabbits(count) {
  rabbitsContainer.innerHTML = ""; // alte Hasen entfernen
  for (let i = 0; i < count; i++) {
    const rabbit = document.createElement("div");
    rabbit.className = "rabbit";
    rabbit.textContent = "🐇";
    rabbitsContainer.appendChild(rabbit);
  }
}

// Simulation eines Monats
function simulateMonth() {
  increaseMonth();
  const nextFib = nextFibonacci(fibonacciSequence.length);
  fibonacciSequence.push(nextFib);
  displayRabbits(nextFib);
}

// Button Event
nextMonthBtn.addEventListener("click", simulateMonth);

// Initialanzeige für Monat 1
displayRabbits(fibonacciSequence[0]);