body {
  font-family: 'Poppins', sans-serif;
  margin: 0;
  background: #f4f7fb;
  color: #333;
  line-height: 1.6;
}

/* Header */
header {
  background: #50A;
  color: white;
  text-align: center;
  padding: 3rem 1rem;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}
header h1 {
  margin: 0;
  font-size: 2.5rem;
  font-weight: 600;
}
header p {
  margin-top: 0.5rem;
  font-size: 1.2rem;
  opacity: 0.9;
}

/* Galerie */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 15px;
  padding: 30px;
}
.gallery img {
  width: 100%;
  border-radius: 12px;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  object-fit: cover;
  height: 220px;
}
.gallery img:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 20px rgba(0,0,0,0.25);
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  z-index: 1000;
  inset: 0;
  background: rgba(0,0,0,0.9);
  justify-content: center;
  align-items: center;
}
.lightbox.active {
  display: flex;
}
.lightbox-img {
  max-width: 90%;
  max-height: 80%;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.5);
}
.close, .prev, .next {
  position: absolute;
  color: white;
  font-size: 45px;
  cursor: pointer;
  user-select: none;
}
.close {
  top: 20px;
  right: 30px;
}
.prev, .next {
  top: 50%;
  transform: translateY(-50%);
  font-size: 60px;
  padding: 10px;
}
.prev { left: 30px; }
.next { right: 30px; }
.close:hover, .prev:hover, .next:hover {
  color: #f1c40f;
}

/* Footer */
footer {
  background: #50A;
  color: white;
  text-align: center;
  padding: 2rem 1rem;
  margin-top: 2rem;
}
footer a {
  color: #f1c40f;
  text-decoration: none;
  font-weight: 500;
}
footer a:hover {
  text-decoration: underline;
}