/* ============================================
   EXHIBITIONS PAGE STYLES
   ============================================ */

.section-padding {
  padding: var(--section-padding) 0;
}

/* ============================================
   PAGE HERO
   ============================================ */
.page-hero {
  position: relative;
  height: 70vh;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 120%;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(15, 15, 26, 0.7), var(--bg-dark));
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 20px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(201, 162, 39, 0.15);
  border: 1px solid var(--accent);
  border-radius: 50px;
  font-size: 0.9rem;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 800;
  color: var(--text-light);
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.3rem);
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* ============================================
   EXHIBITION FILTER
   ============================================ */
.exhibition-filter {
  background: var(--primary);
  padding: 30px 0;
  position: sticky;
  top: 70px;
  z-index: 100;
  border-bottom: 1px solid var(--border);
}

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

.filter-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 50px;
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--accent);
  color: var(--text-light);
}

.filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--primary);
}

/* ============================================
   FEATURED EXHIBITION
   ============================================ */
.featured-exhibition {
  background: var(--bg-dark);
}

.featured-card {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 0;
  background: var(--bg-card);
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--border);
  position: relative;
}

.featured-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(201, 162, 39, 0.1) 0%, transparent 50%);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-medium);
}

.featured-card:hover::before {
  opacity: 1;
}

.featured-image {
  position: relative;
  height: 100%;
  min-height: 400px;
}

.featured-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.featured-badge {
  position: absolute;
  top: 20px;
  left: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--gradient-gold);
  border-radius: 50px;
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
}

.featured-content {
  padding: 50px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.featured-meta {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.featured-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
}

.featured-status.current {
  background: rgba(46, 204, 113, 0.2);
  color: #2ecc71;
}

.featured-status.upcoming {
  background: rgba(52, 152, 219, 0.2);
  color: #3498db;
}

.featured-date {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.featured-content h2 {
  font-size: 2.5rem;
  color: var(--text-light);
  margin-bottom: 20px;
}

.featured-content > p {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 30px;
}

.featured-stats {
  display: flex;
  gap: 40px;
  margin-bottom: 30px;
  padding: 25px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.featured-stat {
  text-align: center;
}

.featured-stat .stat-value {
  display: block;
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
}

.featured-stat .stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.featured-actions {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

/* ============================================
   3D EXHIBITION CARDS
   ============================================ */
.exhibitions-grid-section {
  background: var(--primary);
}

.exhibitions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
}

.exhibition-card-3d {
  height: 450px;
  perspective: 1000px;
  cursor: pointer;
}

.card-3d-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.exhibition-card-3d:hover .card-3d-inner,
.exhibition-card-3d.flipped .card-3d-inner {
  transform: rotateY(180deg);
}

.card-3d-front,
.card-3d-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: 20px;
  overflow: hidden;
}

.card-3d-front {
  background: var(--bg-card);
}

.card-image {
  height: 70%;
  overflow: hidden;
}

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

.exhibition-card-3d:hover .card-image img {
  transform: scale(1.05);
}

.card-overlay {
  position: absolute;
  top: 20px;
  right: 20px;
}

.card-tag {
  display: inline-block;
  padding: 6px 14px;
  background: var(--accent);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.card-tag.family {
  background: #e74c3c;
  color: white;
}

.card-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 25px;
  background: linear-gradient(to top, rgba(15, 15, 26, 0.95), transparent);
}

.card-info h3 {
  font-size: 1.5rem;
  color: var(--text-light);
  margin-bottom: 8px;
}

.card-info p {
  color: var(--accent);
  font-size: 0.9rem;
}

/* Card Back */
.card-3d-back {
  background: var(--bg-card);
  transform: rotateY(180deg);
  border: 1px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 30px;
}

.card-back-content {
  text-align: center;
}

.card-back-content h3 {
  font-size: 1.5rem;
  color: var(--text-light);
  margin-bottom: 15px;
}

.card-back-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 25px;
}

.card-features {
  list-style: none;
  margin-bottom: 25px;
}

.card-features li {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 10px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.card-features li i {
  color: var(--accent);
}

/* ============================================
   UPCOMING EXHIBITIONS
   ============================================ */
.upcoming-exhibitions {
  background: var(--bg-dark);
}

.upcoming-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.upcoming-card {
  background: var(--bg-card);
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all var(--transition-medium);
}

.upcoming-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-card);
  border-color: var(--accent);
}

.upcoming-image {
  position: relative;
  height: 220px;
  overflow: hidden;
}

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

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

.upcoming-overlay {
  position: absolute;
  top: 20px;
  left: 20px;
}

.upcoming-date {
  display: inline-block;
  padding: 8px 16px;
  background: var(--accent);
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 50px;
}

.upcoming-content {
  padding: 25px;
}

.upcoming-content h3 {
  font-size: 1.3rem;
  color: var(--text-light);
  margin-bottom: 10px;
}

.upcoming-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 15px;
}

.upcoming-meta {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
}

.upcoming-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.notify-btn {
  width: 100%;
  padding: 12px;
  background: rgba(201, 162, 39, 0.1);
  border: 1px solid var(--accent);
  border-radius: 10px;
  color: var(--accent);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: all var(--transition-fast);
}

.notify-btn:hover {
  background: var(--accent);
  color: var(--primary);
}

/* ============================================
   VISIT INFO
   ============================================ */
.visit-info {
  background: var(--primary);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.info-card {
  background: var(--bg-card);
  border-radius: 20px;
  padding: 35px;
  border: 1px solid var(--border);
  text-align: center;
  transition: all var(--transition-medium);
}

.info-card:hover {
  border-color: var(--accent);
  transform: translateY(-5px);
}

.info-icon {
  width: 70px;
  height: 70px;
  background: rgba(201, 162, 39, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 25px;
  font-size: 1.8rem;
  color: var(--accent);
  border: 2px solid rgba(201, 162, 39, 0.3);
}

.info-card h3 {
  font-size: 1.4rem;
  color: var(--text-light);
  margin-bottom: 25px;
}

.info-card ul {
  list-style: none;
}

.info-card ul li {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
}

.info-card ul li:last-child {
  border-bottom: none;
}

.info-card ul li span:first-child {
  color: var(--text-muted);
}

.info-card ul li span:last-child {
  color: var(--text-light);
  font-weight: 500;
}

/* ============================================
   NOTIFICATION
   ============================================ */
.notification {
  position: fixed;
  bottom: 30px;
  right: 30px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  background: var(--bg-card);
  border: 1px solid var(--accent);
  border-radius: 12px;
  color: var(--text-light);
  font-size: 0.95rem;
  transform: translateX(150%);
  transition: transform var(--transition-medium);
  z-index: 9999;
}

.notification.show {
  transform: translateX(0);
}

.notification i {
  color: var(--accent);
  font-size: 1.2rem;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .featured-card {
    grid-template-columns: 1fr;
  }
  
  .featured-image {
    min-height: 300px;
  }
  
  .featured-content {
    padding: 35px;
  }
  
  .featured-content h2 {
    font-size: 2rem;
  }
}

@media (max-width: 768px) {
  .page-hero {
    height: 50vh;
    min-height: 400px;
  }
  
  .filter-tabs {
    gap: 10px;
  }
  
  .filter-btn {
    padding: 10px 16px;
    font-size: 0.85rem;
  }
  
  .filter-btn span {
    display: none;
  }
  
  .exhibitions-grid {
    grid-template-columns: 1fr;
  }
  
  .exhibition-card-3d {
    height: 400px;
  }
  
  .featured-stats {
    gap: 20px;
  }
  
  .featured-actions {
    flex-direction: column;
  }
  
  .featured-actions .btn {
    width: 100%;
  }
}