3D Flip Kart Efekti

<style>
.flip-card {
  perspective: 1000px;
  width: 300px;
  height: 200px;
  margin: 20px auto;
}

.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  transition: transform 0.8s;
  transform-style: preserve-3d;
}

.flip-card:hover .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card-front, .flip-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.flip-card-front {
  background: linear-gradient(135deg, #6e8efb, #a777e3);
  color: white;
}

.flip-card-back {
  background: linear-gradient(135deg, #11998e, #38ef7d);
  color: white;
  transform: rotateY(180deg);
}
</style>

<div class="flip-card">
  <div class="flip-card-inner">
    <div class="flip-card-front">
      <h2>Ön Yüz</h2>
    </div>
    <div class="flip-card-back">
      <h2>Arka Yüz</h2>
    </div>
  </div>
</div>