* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  background-color: #2d2d2d;
}

html,
body {
  height: 100%;
  margin: 0;
  display: flex;
  flex-direction: column;
  font-family: Arial, sans-serif;
  background: #f5f5f5;
}

.content {
  flex: 1;
}

h1 {
  text-align: center;
  padding: 20px;
  color: #333;
}

.galerie {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  padding: 20px;
}

.gallery-item {
  text-align: center;
  overflow: hidden;
  border-radius: 10px;
  box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.2s ease;
  background: white;
}

.gallery-item a {
  text-decoration: none;
  color: inherit;
  display: block;
}

.gallery-item:hover {
  transform: scale(1.05);
}

.gallery-item img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px 10px 0 0;
}

.gallery-item h2 {
  margin: 0;
  padding: 15px;
  font-size: 1.2em;
  color: #0a84c6;
}

/* ============================================ */
/* DETAIL SEITE - Event Gallery with Lightbox */
/* ============================================ */

.event-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
  padding: 20px;
  margin-top: 20px;
}

.event-gallery .gallery-image-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border-radius: 8px;
}

.event-gallery img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  border: 2px solid #f0f0f0;
  box-shadow: 0px 4px 12px rgba(0, 0, 0, 0.15);
  transition: transform 0.2s ease-in-out;
  display: block;
}

.event-gallery img:hover {
  transform: scale(1.05);
  box-shadow: 0px 6px 15px rgba(0, 0, 0, 0.2);
}

.event-gallery .gallery-image-item.loading {
  background: linear-gradient(90deg, #e0e0e0 25%, #f0f0f0 50%, #e0e0e0 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
  height: 200px;
  border-radius: 8px;
}

@keyframes loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  z-index: 9999;
  animation: fadeIn 0.3s ease;
}

.lightbox.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.lightbox-content {
  position: relative;
  max-width: 90%;
  max-height: 90%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-image {
  max-width: 100%;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 0 50px rgba(0, 0, 0, 0.5);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.9);
  border: none;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 24px;
  color: #333;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10001;
}

.lightbox-nav:hover {
  background: white;
  transform: translateY(-50%) scale(1.1);
}

.lightbox-prev {
  left: 20px;
}

.lightbox-next {
  right: 20px;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(255, 255, 255, 0.9);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 24px;
  color: #333;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10001;
}

.lightbox-close:hover {
  background: white;
  transform: rotate(90deg);
}

.lightbox-counter {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(255, 255, 255, 0.9);
  padding: 8px 16px;
  border-radius: 20px;
  color: #333;
  font-size: 14px;
  font-weight: bold;
}

.lightbox-loading {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 50px;
  height: 50px;
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

@media (max-width: 768px) {
  .event-gallery {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 8px;
  }

  .event-gallery img {
    height: 150px;
  }

  .event-gallery .gallery-image-item.loading {
    height: 150px;
  }

  .lightbox-nav {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }

  .lightbox-prev {
    left: 10px;
  }

  .lightbox-next {
    right: 10px;
  }

  .lightbox-close {
    width: 35px;
    height: 35px;
    font-size: 20px;
    top: 10px;
    right: 10px;
  }
}

@media (max-width: 480px) {
  .event-gallery {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 8px;
  }

  .event-gallery img {
    height: 120px;
  }

  .event-gallery .gallery-image-item.loading {
    height: 120px;
  }
}