.carousel-container {
  font-family: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  margin: 50px auto;
  width: 300px;
  height: 200px;
  position: relative;
  perspective: 1000px;
}
.carousel-3d {
  width: 100%;
  height: 100%;
  position: absolute;
  transform-style: preserve-3d;
  transition: transform 1s cubic-bezier(0.19, 1, 0.22, 1);
}
.item {
  position: absolute;
  width: 280px;
  height: 180px;
  left: 10px;
  top: 10px;
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: white;
  font-weight: 800;
  border: 4px solid #fff;
  opacity: 0.9;
}
.item:nth-child(1) { background: linear-gradient(135deg, #3b82f6, #2563eb); }
.item:nth-child(2) { background: linear-gradient(135deg, #ec4899, #db2777); }
.item:nth-child(3) { background: linear-gradient(135deg, #10b981, #059669); }
.item:nth-child(4) { background: linear-gradient(135deg, #f59e0b, #d97706); }
.item:nth-child(5) { background: linear-gradient(135deg, #8b5cf6, #7c3aed); }
.item:nth-child(6) { background: linear-gradient(135deg, #ef4444, #dc2626); }
.controls {
  position: absolute;
  bottom: -100px;
  left: 0;
  width: 100%;
  display: flex;
  justify-content: center;
  gap: 20px;
}
.controls button {
  padding: 12px 30px;
  background: #111827;
  color: #fff;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  font-weight: 600;
  transition: transform 0.2s;
  font-size: 1rem;
}
.controls button:hover {
  transform: scale(1.05);
  background: #000;
}

const carousel = document.getElementById("carousel");
const items = document.querySelectorAll(".item");
const prevBtn = document.getElementById("prevBtn");
const nextBtn = document.getElementById("nextBtn");
const radius = 350;
let currAngle = 0;

const angleStep = 360 / items.length;
items.forEach((item, index) => {
  const angle = angleStep * index;
  item.style.transform = `rotateY(${angle}deg) translateZ(${radius}px)`;
});

function rotateCarousel(direction) {
  currAngle += direction * angleStep;
  carousel.style.transform = `rotateY(${currAngle * -1}deg)`;
}

prevBtn.addEventListener("click", () => rotateCarousel(-1));
nextBtn.addEventListener("click", () => rotateCarousel(1));

/* Uncomment to automatically go to next slide every 5 seconds
setInterval(() => {
  nextBtn.click();
}, 5000);
*/