/* ============================================
   GALLERY STYLES
   ============================================
   Table of Contents:
   1. Gallery Hero
   2. Gallery Filters
   3. Photo Gallery Grid
   4. Gallery Item & Overlay
   5. Load More Section
   6. Photo Details
   7. Lightbox
   8. Video Gallery
   9. Video Tools Section
   10. Video Modal
   11. Responsive Design
   ============================================ */

/* ============================================
   1. GALLERY HERO
   ============================================ */
.gallery-hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-coral) 0%, #feca57 50%, #48dbfb 100%);
  overflow: hidden;
  margin-top: var(--nav-height);
}

.gallery-hero.video-hero {
  background: linear-gradient(135deg, #48dbfb 0%, #0abde3 50%, #54a0ff 100%);
}

.gallery-hero .hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMTAwIiBoZWlnaHQ9IjEwMCIgdmlld0JveD0iMCAwIDEwMCAxMDAiIGZpbGw9Im5vbmUiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+CjxjaXJjbGUgY3g9IjUwIiBjeT0iNTAiIHI9IjIiIGZpbGw9InJnYmEoMjU1LDI1NSwyNTUsMC4xKSIvPgo8L3N2Zz4=');
  background-size: 50px 50px;
  animation: movePattern 20s linear infinite;
}

@keyframes movePattern {
  0% { transform: translate(0, 0); }
  100% { transform: translate(50px, 50px); }
}

.gallery-hero .hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
}

.gallery-hero .hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: rgba(255, 255, 255, 0.2);
  border-radius: 25px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: white;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
}

/* ============================================
   2. GALLERY FILTERS
   ============================================ */
.gallery-filters {
  padding: var(--spacing-xl) 0;
  background: white;
  border-bottom: 1px solid #eee;
  position: sticky;
  top: var(--nav-height);
  z-index: 100;
}

.filter-tabs {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.filter-btn {
  padding: var(--spacing-md) var(--spacing-xl);
  background: transparent;
  border: 2px solid #ddd;
  border-radius: 25px;
  color: var(--text-gray);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.filter-btn:hover,
.filter-btn.active {
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-middle));
  border-color: var(--gradient-start);
  color: white;
  transform: translateY(-2px);
}

/* ============================================
   3. PHOTO GALLERY GRID
   ============================================ */
.photo-gallery {
  padding: var(--spacing-3xl) 0;
  background: #f8f9fa;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

/* ============================================
   4. GALLERY ITEM & OVERLAY
   ============================================ */
.gallery-item {
  position: relative;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: all var(--transition-normal);
  cursor: pointer;
}

.gallery-item:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.gallery-image {
  position: relative;
  width: 100%;
  height: 250px;
  overflow: hidden;
}

.gallery-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

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

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.8) 100%);
  display: flex;
  align-items: flex-end;
  padding: var(--spacing-lg);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

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

.overlay-content {
  color: white;
  width: 100%;
}

.overlay-content h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.overlay-content p {
  font-size: var(--font-size-sm);
  opacity: 0.9;
  margin-bottom: var(--spacing-md);
}

.view-btn {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.2);
  border: none;
  border-radius: 50%;
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
  transition: all var(--transition-normal);
}

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

/* ============================================
   5. LOAD MORE SECTION
   ============================================ */
.load-more-section {
  text-align: center;
  margin-top: var(--spacing-3xl);
}

.load-more-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg) var(--spacing-2xl);
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-middle));
  color: white;
  border: none;
  border-radius: 25px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.load-more-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.gallery-note {
  margin-top: var(--spacing-lg);
  color: var(--text-gray);
  font-style: italic;
  font-size: var(--font-size-sm);
}

/* ============================================
   6. PHOTO DETAILS
   ============================================ */
.photo-details {
  padding: var(--spacing-3xl) 0;
  background: white;
}

.details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-2xl);
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

.detail-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-lg);
  padding: var(--spacing-xl);
  background: #f8f9fa;
  border-radius: 15px;
  transition: all var(--transition-normal);
}

.detail-item:hover {
  background: #e9ecef;
  transform: translateY(-5px);
}

.detail-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-middle));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: white;
  flex-shrink: 0;
}

.detail-content h4 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: var(--spacing-sm);
}

.detail-content p {
  color: var(--text-gray);
  line-height: 1.6;
}

/* ============================================
   7. LIGHTBOX
   ============================================ */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  z-index: 10000;
  backdrop-filter: blur(10px);
}

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

.lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  background: white;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
  position: absolute;
  top: 15px;
  right: 20px;
  font-size: 30px;
  color: white;
  cursor: pointer;
  z-index: 10001;
  background: rgba(0, 0, 0, 0.5);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-normal);
}

.lightbox-close:hover {
  background: rgba(0, 0, 0, 0.7);
  transform: scale(1.1);
}

#lightbox-image {
  width: 100%;
  max-height: 70vh;
  object-fit: contain;
  display: block;
}

.lightbox-info {
  padding: var(--spacing-xl);
  background: white;
}

.lightbox-info h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: var(--spacing-sm);
}

.lightbox-info p {
  color: var(--text-gray);
  line-height: 1.6;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 0 var(--spacing-lg);
  pointer-events: none;
}

.lightbox-prev,
.lightbox-next {
  width: 50px;
  height: 50px;
  background: rgba(0, 0, 0, 0.5);
  border: none;
  border-radius: 50%;
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: all var(--transition-normal);
  pointer-events: all;
}

.lightbox-prev:hover,
.lightbox-next:hover {
  background: rgba(0, 0, 0, 0.7);
  transform: scale(1.1);
}

/* ============================================
   8. VIDEO GALLERY
   ============================================ */
.video-gallery {
  padding: var(--spacing-3xl) 0;
  background: #f8f9fa;
}

.video-item {
  position: relative;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: all var(--transition-normal);
  cursor: pointer;
}

.video-item:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.video-thumbnail {
  position: relative;
  width: 100%;
  height: 250px;
  overflow: hidden;
}

.video-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.video-item:hover .video-thumbnail img {
  transform: scale(1.05);
}

.video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.8) 100%);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-lg);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

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

.play-button {
  width: 80px;
  height: 80px;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  color: var(--text-dark);
  cursor: pointer;
  transition: all var(--transition-normal);
  margin-top: auto;
  margin-bottom: auto;
}

.play-button:hover {
  background: white;
  transform: scale(1.1);
}

.video-info {
  color: white;
  text-align: center;
  width: 100%;
}

.video-info h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.video-info p {
  font-size: var(--font-size-sm);
  opacity: 0.9;
  margin-bottom: var(--spacing-sm);
}

.video-meta {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  font-size: var(--font-size-xs);
  opacity: 0.8;
}

.video-meta span {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

/* ============================================
   9. VIDEO TOOLS SECTION
   ============================================ */
.video-tools {
  padding: var(--spacing-3xl) 0;
  background: white;
}

.video-tools .section-title {
  text-align: center;
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: var(--spacing-3xl);
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-2xl);
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

.tool-item {
  text-align: center;
  padding: var(--spacing-2xl);
  background: #f8f9fa;
  border-radius: 15px;
  transition: all var(--transition-normal);
}

.tool-item:hover {
  background: #e9ecef;
  transform: translateY(-5px);
}

.tool-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #48dbfb, #0abde3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  color: white;
  margin: 0 auto var(--spacing-lg);
}

.tool-item h3,
.tool-item h4 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: var(--spacing-sm);
}

.tool-item p {
  color: var(--text-gray);
  margin-bottom: var(--spacing-lg);
  line-height: 1.6;
}

.skill-level {
  text-align: left;
}

.skill-level span {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: var(--spacing-xs);
  display: block;
}

.skill-bar {
  width: 100%;
  height: 8px;
  background: #ddd;
  border-radius: 4px;
  overflow: hidden;
}

.skill-progress {
  height: 100%;
  background: linear-gradient(135deg, #48dbfb, #0abde3);
  border-radius: 4px;
  transition: width var(--animation-duration) ease;
}

/* ============================================
   10. VIDEO MODAL
   ============================================ */
.video-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  z-index: 10000;
  backdrop-filter: blur(10px);
}

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

.video-modal-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  background: #1a1a2e;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.video-close {
  position: absolute;
  top: 15px;
  right: 20px;
  font-size: 30px;
  color: white;
  cursor: pointer;
  z-index: 10001;
  background: rgba(0, 0, 0, 0.5);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-normal);
}

.video-close:hover {
  background: rgba(0, 0, 0, 0.7);
  transform: scale(1.1);
}

.video-container {
  width: 100%;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.video-placeholder {
  text-align: center;
  color: white;
  padding: var(--spacing-3xl);
}

.video-placeholder i {
  font-size: 80px;
  color: #48dbfb;
  margin-bottom: var(--spacing-lg);
}

.video-placeholder h3 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-md);
}

.video-placeholder p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--spacing-sm);
}

.video-note {
  font-style: italic;
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.5);
}

/* ============================================
   11. RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
  .gallery-hero {
    min-height: 50vh;
    margin-top: 70px;
  }

  .gallery-hero .hero-title {
    font-size: var(--font-size-3xl);
  }

  .gallery-hero .hero-subtitle {
    font-size: var(--font-size-lg);
  }

  .gallery-hero .hero-stats {
    gap: var(--spacing-lg);
  }

  .filter-tabs {
    gap: var(--spacing-sm);
  }

  .filter-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
  }

  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    padding: 0 var(--spacing-lg);
  }

  .gallery-image {
    height: 200px;
  }

  .details-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    padding: 0 var(--spacing-lg);
  }

  .detail-item {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-md);
  }

  .lightbox-content {
    max-width: 95vw;
    max-height: 95vh;
  }

  .lightbox-nav {
    padding: 0 var(--spacing-sm);
  }

  .lightbox-prev,
  .lightbox-next {
    width: 40px;
    height: 40px;
    font-size: 16px;
  }
}

@media (max-width: 480px) {
  .gallery-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    padding: 0 var(--spacing-md);
  }

  .gallery-image {
    height: 180px;
  }

  .filter-tabs {
    flex-direction: column;
    align-items: center;
  }

  .filter-btn {
    width: 200px;
  }
}