let month = 1;
let fibonacciSequence = [1, 1]; // Fibonacci-Star
const monthSpan = document.getElementById("monat");
const rabbitsContainer = document.getElementById("container");
const nextMonthBtn = document.getElementById("nextBtn");

function nextFibonacci(n) {
  if (n < 2) return 1;
  return fibonacciSequence[n - 1] + fibonacciSequence[n - 2];
}

function increaseMonth() {
  month++;
  monthSpan.textContent = month;
}

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);
  }
}

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

nextMonthBtn.addEventListener("click", simulateMonth);

displayRabbits(fibonacciSequence[0]);