/* Gallery Page Styles */

/* Page Hero */
.page-hero {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 120px 0 80px;
  margin-top: 78px;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><rect width="100" height="100" fill="rgba(255,255,255,0.03)"/><circle cx="50" cy="50" r="30" fill="rgba(255,255,255,0.05)"/></svg>');
  opacity: 0.5;
  animation: patternMove 20s linear infinite;
}

@keyframes patternMove {
  0% { transform: translate(0, 0); }
  100% { transform: translate(100px, 100px); }
}

.hero-content {
  text-align: center;
  color: #fff;
  position: relative;
  z-index: 2;
}

.page-title {
  font-size: 48px;
  font-weight: 700;
  margin: 0 0 16px;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  letter-spacing: -0.5px;
}

.page-subtitle {
  font-size: 20px;
  margin: 0;
  opacity: 0.95;
  font-weight: 300;
}

/* Gallery Filters */
.gallery-filters {
  padding: 40px 0 20px;
  background: var(--bg);
}

.filter-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  align-items: center;
}

.filter-btn {
  padding: 12px 28px;
  border: 2px solid rgba(237, 27, 36, 0.2);
  background: #fff;
  color: var(--text);
  border-radius: 50px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.2, 0.9, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.filter-btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--red), #ff5566);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
}

.filter-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(237, 27, 36, 0.2);
  border-color: var(--red);
}

.filter-btn.active {
  background: linear-gradient(135deg, var(--red), #ff5566);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 8px 20px rgba(237, 27, 36, 0.3);
}

.filter-btn.active::before {
  opacity: 1;
}

/* Gallery Grid */
.gallery-section {
  padding: 40px 0 80px;
  background: var(--bg);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 30px;
  margin-top: 20px;
}

.gallery-item {
  opacity: 1;
  transform: scale(1);
  transition: opacity 0.5s cubic-bezier(0.2, 0.9, 0.3, 1),
              transform 0.5s cubic-bezier(0.2, 0.9, 0.3, 1);
}

.gallery-item.hidden {
  opacity: 0;
  transform: scale(0.9);
  height: 0;
  margin: 0;
  pointer-events: none;
  position: absolute;
}

/* Gallery Card */
.gallery-card {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 10px 30px rgba(12, 12, 12, 0.08);
  transition: all 0.4s cubic-bezier(0.2, 0.9, 0.3, 1);
  cursor: pointer;
  aspect-ratio: 4/3;
}

.gallery-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s cubic-bezier(0.2, 0.9, 0.3, 1);
}

.gallery-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 50px rgba(12, 12, 12, 0.15);
}

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

/* Gallery Overlay */
.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(0, 0, 0, 0.4) 50%,
    rgba(0, 0, 0, 0.85) 100%
  );
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  opacity: 0;
  transition: opacity 0.4s cubic-bezier(0.2, 0.9, 0.3, 1);
}

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

.gallery-info {
  color: #fff;
  transform: translateY(20px);
  transition: transform 0.4s cubic-bezier(0.2, 0.9, 0.3, 1);
}

.gallery-card:hover .gallery-info {
  transform: translateY(0);
}

.gallery-info h3 {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 600;
}

.gallery-info p {
  margin: 0;
  font-size: 14px;
  opacity: 0.9;
}

.gallery-zoom {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  border: none;
  color: var(--red);
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(0.8);
  transition: all 0.3s cubic-bezier(0.2, 0.9, 0.3, 1);
}

.gallery-card:hover .gallery-zoom {
  opacity: 1;
  transform: scale(1);
}

.gallery-zoom:hover {
  background: var(--red);
  color: #fff;
  transform: scale(1.1);
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 40px;
  backdrop-filter: blur(10px);
  animation: fadeIn 0.3s ease;
}

.lightbox.active {
  display: flex;
}

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

.lightbox-content {
  max-width: 1200px;
  max-height: 90vh;
  position: relative;
  animation: zoomIn 0.4s cubic-bezier(0.2, 0.9, 0.3, 1);
}

@keyframes zoomIn {
  from {
    transform: scale(0.8);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.lightbox-content img {
  width: 100%;
  height: auto;
  max-height: 70vh;
  object-fit: contain;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-info {
  text-align: center;
  color: #fff;
  margin-top: 24px;
  animation: slideUp 0.5s cubic-bezier(0.2, 0.9, 0.3, 1);
}

@keyframes slideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.lightbox-info h3 {
  margin: 0 0 8px;
  font-size: 28px;
  font-weight: 600;
}

.lightbox-info p {
  margin: 0;
  font-size: 16px;
  opacity: 0.85;
}

/* Lightbox Controls */
.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 20px;
  transition: all 0.3s cubic-bezier(0.2, 0.9, 0.3, 1);
  backdrop-filter: blur(10px);
}

.lightbox-close {
  top: 30px;
  right: 30px;
}

.lightbox-prev {
  left: 30px;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-next {
  right: 30px;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
  background: var(--red);
  border-color: var(--red);
  transform: scale(1.1);
  box-shadow: 0 8px 20px rgba(237, 27, 36, 0.4);
}

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

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

/* Responsive Design */
@media (max-width: 1024px) {
  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
  }

  .page-title {
    font-size: 40px;
  }
}

@media (max-width: 768px) {
  .page-hero {
    padding: 100px 0 60px;
  }

  .page-title {
    font-size: 32px;
  }

  .page-subtitle {
    font-size: 18px;
  }

  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
  }

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

  .lightbox {
    padding: 20px;
  }

  .lightbox-close {
    top: 15px;
    right: 15px;
    width: 48px;
    height: 48px;
  }

  .lightbox-prev,
  .lightbox-next {
    width: 48px;
    height: 48px;
  }

  .lightbox-prev {
    left: 15px;
  }

  .lightbox-next {
    right: 15px;
  }
}

@media (max-width: 480px) {
  .gallery-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .page-title {
    font-size: 28px;
  }

  .page-subtitle {
    font-size: 16px;
  }

  .filter-buttons {
    gap: 8px;
  }

  .filter-btn {
    padding: 8px 16px;
    font-size: 13px;
  }

  .gallery-info h3 {
    font-size: 18px;
  }

  .lightbox-info h3 {
    font-size: 22px;
  }
}

/* Loading Animation */
@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

.gallery-card.loading {
  background: linear-gradient(
    90deg,
    #f0f0f0 0%,
    #f8f8f8 50%,
    #f0f0f0 100%
  );
  background-size: 1000px 100%;
  animation: shimmer 2s infinite;
}

/* Accessibility */
.gallery-zoom:focus,
.filter-btn:focus,
.lightbox-close:focus,
.lightbox-prev:focus,
.lightbox-next:focus {
  outline: 3px solid rgba(237, 27, 36, 0.5);
  outline-offset: 4px;
}

/* Print Styles */
@media print {
  .gallery-filters,
  .site-header,
  .site-footer,
  .lightbox {
    display: none;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}