.ogrenci-grid {
  display: grid;
  gap: 20px;
}
.ogrenci-grid.sutun-3 { grid-template-columns: repeat(3, 1fr); }
.ogrenci-grid.sutun-4 { grid-template-columns: repeat(4, 1fr); }
.ogrenci-grid.sutun-5 { grid-template-columns: repeat(5, 1fr); }
.ogrenci-card {
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  cursor: pointer;
  transition: transform .3s ease, box-shadow .3s ease;
}
.ogrenci-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.ogrenci-card:hover {
  transform: scale(1.03);
  box-shadow: 0 8px 20px rgba(0,0,0,0.2);
}
.play-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 60px;
  color: #fff;
  text-shadow: 0 0 20px rgba(0,0,0,0.6);
  pointer-events: none;
}

/* Modal */
.video-modal {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.9);
  z-index: 9999;
  justify-content: center;
  align-items: center;
}
.video-content {
  position: relative;
  max-width: 900px;
  width: 90%;
}
.video-content video {
  width: 100%;
  border-radius: 10px;
}
.close-btn {
  position: absolute;
  top: -40px;
  right: 0;
  color: #fff;
  font-size: 40px;
  cursor: pointer;
}
@media(max-width: 768px){
  .ogrenci-grid.sutun-3, .ogrenci-grid.sutun-4, .ogrenci-grid.sutun-5 {
    grid-template-columns: repeat(1, 1fr);
  }
}

/* Sayfalama */
.ogrenci-pagination {
  text-align: center;
  margin-top: 25px;
}
.ogrenci-pagination a {
  display: inline-block;
  margin: 0 4px;
  padding: 8px 14px;
  background: #ba0809;
  color: #fff;
  border-radius: 6px;
  text-decoration: none;
}
.ogrenci-pagination a.current {
  background: #000;
}
#ogrenci-wrapper { transition: opacity .3s ease; }

/* Desktop click güvenliği */
.ogrenci-card * {
  pointer-events: none;
}
.ogrenci-card {
  pointer-events: auto;
}