/* ===== HERO SECTION ===== */
.gallery-hero {
  position: relative;
  background: linear-gradient(135deg, #0d214f 0%, #0067da 100%);
  padding: 0 0;
  overflow: hidden;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('../assets/images/gallery/gallery-bg.jpg') center/cover no-repeat;
  opacity: 0.15;
  z-index: 1;
}

.gallery-bg-shape {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  z-index: 1;
}

.gallery-bg-shape.shape-1 {
  width: 400px;
  height: 400px;
  top: -100px;
  right: 10%;
  animation: float 6s ease-in-out infinite;
}

.gallery-bg-shape.shape-2 {
  width: 300px;
  height: 300px;
  bottom: -50px;
  left: 5%;
  animation: float 8s ease-in-out infinite;
}

.gallery-hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  text-align: center;
}

.gallery-hero-left h1 {
  font-family: "Poppins", Arial, sans-serif;
  font-size: 48px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
  line-height: 1.15;
}

.gallery-hero-left p {
  font-size: 20px;
  color: rgba(255, 255, 255, 0.9);
  margin: 0;
  line-height: 1.8;
  max-width: 700px;
  margin: 0 auto;
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-20px);
  }
}

/* ===== FILTER SECTION ===== */
.gallery-filters {
  padding: 40px 0;
  background: #f8f9fa;
  border-bottom: 2px solid #e2e8f0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.gallery-filters-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.gallery-filter-tabs {
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
}

.gallery-filter-btn {
  background: #fff;
  color: #475569;
  border: 2px solid #e2e8f0;
  padding: 12px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: 'Poppins', sans-serif;
}

.gallery-filter-btn:hover {
  border-color: #0067da;
  color: #0067da;
  transform: translateY(-2px);
}

.gallery-filter-active {
  background: linear-gradient(135deg, #0067da, #0d214f);
  color: #fff;
  border-color: transparent;
}

.gallery-filter-active:hover {
  transform: translateY(-2px);
  color: #fff;
}

/* ===== GALLERY GRID SECTION ===== */
.gallery-main {
  padding: 60px 0 80px;
  background: #fff;
}

.gallery-main-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 25px;
}

.gallery-item {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 4/3;
  transition: all 0.3s ease;
}

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

.gallery-item:hover img {
  transform: scale(1.15);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 85%;
  background: linear-gradient(to bottom, rgba(13, 33, 79, 0.3), rgba(0, 103, 218, 0.9));
  display: flex;
  align-items: flex-end;
  padding: 25px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.gallery-overlay-content {
  color: #fff;
  width: 100%;
}

.gallery-overlay-content h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 5px;
  line-height: 1.3;
}

.gallery-overlay-content p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 15px;
}

.gallery-view-btn {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.5);
  width: 45px;
  height: 45px;
  border-radius: 50%;
  font-size: 18px;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
}

.gallery-view-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: scale(1.1);
}

/* ===== LIGHTBOX (CSS-based) ===== */
.gallery-lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.gallery-lightbox-active {
  display: flex;
}

.gallery-close-btn {
  position: absolute;
  top: 30px;
  right: 40px;
  background: transparent;
  color: #fff;
  border: none;
  font-size: 50px;
  cursor: pointer;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all 0.3s ease;
  line-height: 1;
}

.gallery-close-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: rotate(90deg);
}

.gallery-lightbox-content {
  max-width: 90%;
  max-height: 90%;
  text-align: center;
}

.gallery-lightbox-content img {
  max-width: 100%;
  max-height: 80vh;
  border-radius: 15px;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.5);
}

.gallery-lightbox-caption {
  color: #fff;
  margin-top: 20px;
  font-size: 18px;
  line-height: 1.6;
}

.gallery-lightbox-caption strong {
  font-size: 22px;
  font-weight: 700;
  display: block;
  margin-bottom: 8px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .gallery-hero-left h1 {
    font-size: 36px;
  }

  .gallery-filter-tabs {
    gap: 10px;
  }

  .gallery-filter-btn {
    padding: 10px 20px;
    font-size: 14px;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .gallery-close-btn {
    top: 20px;
    right: 20px;
    font-size: 40px;
    width: 50px;
    height: 50px;
  }

  .gallery-lightbox-caption {
    font-size: 16px;
  }

  .gallery-lightbox-caption strong {
    font-size: 18px;
  }
}