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

/* =========================
   YEAR FILTER
   ========================= */
.year-filter {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
}

.year-btn {
  background: transparent;
  border: 2px solid var(--color-light-gray);
  color: var(--color-medium-gray);
  padding: 0.5rem 1rem;
  border-radius: 25px;
  font-family: var(--font-main);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.year-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-1px);
}

.year-btn.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-light);
  font-weight: 700;
}

/* =========================
   EXHIBITIONS STYLES
   ========================= */
.exhibition-year {
  margin-bottom: var(--section-spacing);
}

.exhibition-year h2 {
  font-family: var(--font-heading);
  font-size: 2rem;
  margin-bottom: 2rem;
  color: var(--color-dark);
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 0.5rem;
  display: inline-block;
}

.exhibition-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
}

.exhibition-card {
  background: var(--color-light);
  border: 1px solid var(--color-light-gray);
  border-radius: var(--border-radius);
  padding: 2rem;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.exhibition-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}

.exhibition-content h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--color-dark);
}

.exhibition-venue {
  font-weight: 700;
  color: var(--color-medium-gray);
  margin-bottom: 0.25rem;
}

.exhibition-type {
  font-size: 0.9rem;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.exhibition-description {
  margin-bottom: 1.5rem;
}

.exhibition-description p {
  color: var(--color-medium-gray);
  line-height: 1.6;
}

.exhibition-images {
  margin-top: 1.5rem;
}

.exhibition-images img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  margin-bottom: 1rem;
}

.page-footer {
  text-align: center;
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-light-gray);
  color: var(--color-medium-gray);
  font-style: italic;
}

/* =========================
   RESPONSIVE DESIGN
   ========================= */
@media (max-width: 767px) {
  .year-filter {
    gap: 0.3rem;
  }
  
  .year-btn {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
  }
}

@media (min-width: 768px) {
  .exhibition-grid {
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  }
  
  .exhibition-card {
    padding: 2.5rem;
  }
}

@media (min-width: 1200px) {
  .exhibition-grid {
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
  }
}