* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Cairo", sans-serif;
}

body {
  background-color: #1a1a2e; 
  color: #fff;
  padding: 20px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

h1 {
  margin-bottom: 30px;
  font-size: 2.5rem;
  color: #e94560;
}

.filters {
  margin-bottom: 30px;
}

.filter-btn {
  padding: 10px 25px;
  border: 2px solid #e94560;
  background: transparent;
  color: #fff;
  cursor: pointer;
  font-size: 1.1rem;
  margin: 0 5px;
  border-radius: 25px;
  transition: 0.3s;
}

.filter-btn.active,
.filter-btn:hover {
  background: #e94560;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 15px;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 10px;
  cursor: pointer;
  height: 250px; 
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-item .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: 0.3s;
}

.gallery-item:hover .overlay {
  opacity: 1;
}

.gallery-item .overlay i {
  font-size: 2rem;
  color: #fff;
}

.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: 0.3s;
}

.lightbox.active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-img {
  max-width: 90%;
  max-height: 80%;
  border-radius: 5px;
  box-shadow: 0 0 20px rgba(233, 69, 96, 0.5);
}

.close-btn {
  position: absolute;
  top: 20px;
  right: 30px;
  font-size: 40px;
  color: #fff;
  cursor: pointer;
}

.nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: #fff;
  font-size: 30px;
  cursor: pointer;
  padding: 10px;
  transition: 0.3s;
}

.nav-btn:hover {
  color: #e94560;
}
.prev-btn {
  left: 20px;
}
.next-btn {
  right: 20px;
}