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

/* Reuse page-header from shop.css */
@import url('shop.css');

/* Section Titles */
.exhibitions__section-title {
  font-family: var(--ff-heading);
  font-size: 1.8rem;
  color: var(--clr-primary);
  margin-bottom: var(--sp-xl);
  text-align: center;
}

.exhibitions__section-icon {
  color: var(--clr-accent);
  margin-right: 8px;
}

/* ---- Upcoming Exhibition Cards ---- */
.exhibitions__upcoming {
  display: flex;
  flex-direction: column;
  gap: var(--sp-xl);
  margin-bottom: var(--sp-3xl);
}

.exhibition-hero {
  background: var(--clr-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  display: grid;
  grid-template-columns: 1fr 1fr;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.exhibition-hero:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.exhibition-hero__img-wrap {
  position: relative;
  overflow: hidden;
  min-height: 300px;
}

.exhibition-hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.exhibition-hero__badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--clr-accent);
  color: #fff;
  font-family: var(--ff-body);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 6px 14px;
  border-radius: 20px;
}

.exhibition-hero__body {
  padding: var(--sp-xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.exhibition-hero__title {
  font-family: var(--ff-heading);
  font-size: 1.6rem;
  color: var(--clr-text);
  margin-bottom: var(--sp-md);
}

.exhibition-hero__meta {
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
  margin-bottom: var(--sp-lg);
}

.exhibition-hero__meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--ff-body);
  font-size: 0.95rem;
  color: var(--clr-text-light);
}

.exhibition-hero__meta-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  stroke: var(--clr-primary);
}

.exhibition-hero__desc {
  font-family: var(--ff-body);
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--clr-text-light);
  margin-bottom: var(--sp-lg);
}

/* Countdown */
.exhibition-hero__countdown {
  display: flex;
  gap: var(--sp-md);
  margin-bottom: var(--sp-lg);
}

.countdown__block {
  text-align: center;
  background: var(--clr-primary-soft, rgba(145,122,191,0.08));
  border-radius: var(--radius-md);
  padding: 12px 16px;
  min-width: 60px;
}

.countdown__num {
  font-family: var(--ff-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--clr-primary);
  display: block;
}

.countdown__label {
  font-family: var(--ff-body);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--clr-text-light);
}

/* Map Link */
.exhibition-hero__map-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--ff-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--clr-primary);
  text-decoration: none;
  transition: color var(--transition-base);
}

.exhibition-hero__map-link:hover {
  color: var(--clr-accent);
}

.exhibition-hero__map-link svg {
  width: 16px;
  height: 16px;
}

/* ---- Past Exhibition Grid ---- */
.exhibitions__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--sp-xl);
  margin-bottom: var(--sp-3xl);
}

.exhibition-card {
  background: var(--clr-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.exhibition-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.exhibition-card__img-wrap {
  position: relative;
  overflow: hidden;
  height: 220px;
}

.exhibition-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.exhibition-card:hover .exhibition-card__img {
  transform: scale(1.05);
}

.exhibition-card__gallery-count {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(0,0,0,0.6);
  color: #fff;
  font-family: var(--ff-body);
  font-size: 0.8rem;
  padding: 4px 10px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.exhibition-card__gallery-count svg {
  width: 14px;
  height: 14px;
}

.exhibition-card__body {
  padding: var(--sp-lg);
}

.exhibition-card__title {
  font-family: var(--ff-heading);
  font-size: 1.25rem;
  color: var(--clr-text);
  margin-bottom: var(--sp-xs);
}

.exhibition-card__venue {
  font-family: var(--ff-body);
  font-size: 0.9rem;
  color: var(--clr-text-light);
  margin-bottom: var(--sp-xs);
}

.exhibition-card__date {
  font-family: var(--ff-body);
  font-size: 0.85rem;
  color: var(--clr-primary);
  margin-bottom: var(--sp-md);
}

.exhibition-card__desc {
  font-family: var(--ff-body);
  font-size: 0.9rem;
  color: var(--clr-text-light);
  line-height: 1.5;
  margin-bottom: var(--sp-md);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.exhibition-card__gallery-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--ff-body);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--clr-primary);
  background: none;
  border: 1.5px solid var(--clr-primary);
  border-radius: var(--radius-md);
  padding: 8px 16px;
  cursor: pointer;
  transition: all var(--transition-base);
}

.exhibition-card__gallery-btn:hover {
  background: var(--clr-primary);
  color: #fff;
}

/* ---- Lightbox ---- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(0,0,0,0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.25s ease;
}

.lightbox__close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: none;
  border: none;
  color: #fff;
  font-size: 2.5rem;
  cursor: pointer;
  z-index: 10001;
  line-height: 1;
  transition: opacity 0.2s;
}

.lightbox__close:hover {
  opacity: 0.7;
}

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.12);
  border: none;
  color: #fff;
  font-size: 1.8rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
  z-index: 10001;
}

.lightbox__nav:hover {
  background: rgba(255,255,255,0.25);
}

.lightbox__nav--prev { left: 20px; }
.lightbox__nav--next { right: 20px; }

.lightbox__img {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: var(--radius-md);
  object-fit: contain;
}

.lightbox__counter {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.7);
  font-family: var(--ff-body);
  font-size: 0.85rem;
}

/* ---- Empty State ---- */
.exhibitions__empty {
  text-align: center;
  padding: var(--sp-3xl) var(--sp-lg);
}

.exhibitions__empty p {
  font-family: var(--ff-body);
  font-size: 1rem;
  color: var(--clr-text-light);
}

/* ---- Responsive ---- */

/* Small mobile (up to 480px) */
@media (max-width: 480px) {
  .exhibitions__section-title {
    font-size: 1.3rem;
  }

  .exhibition-hero {
    grid-template-columns: 1fr;
  }

  .exhibition-hero__img-wrap {
    min-height: 200px;
  }

  .exhibition-hero__body {
    padding: var(--sp-md);
  }

  .exhibition-hero__title {
    font-size: 1.15rem;
  }

  .exhibition-hero__meta-item {
    font-size: 0.85rem;
  }

  .exhibition-hero__desc {
    font-size: 0.85rem;
  }

  .exhibition-hero__countdown {
    gap: var(--sp-xs);
    flex-wrap: wrap;
    justify-content: center;
  }

  .countdown__block {
    padding: 6px 8px;
    min-width: 44px;
  }

  .countdown__num {
    font-size: 1.1rem;
  }

  .countdown__label {
    font-size: 0.6rem;
  }

  .exhibitions__grid {
    grid-template-columns: 1fr;
  }

  .exhibition-card__body {
    padding: var(--sp-md);
  }

  .exhibition-card__title {
    font-size: 1.05rem;
  }

  .lightbox__nav {
    width: 40px;
    height: 40px;
    font-size: 1.4rem;
  }

  .lightbox__nav--prev { left: 8px; }
  .lightbox__nav--next { right: 8px; }

  .lightbox__close {
    top: 12px;
    right: 14px;
    font-size: 2rem;
  }

  .lightbox__img {
    max-width: 95vw;
    max-height: 80vh;
  }
}

/* Standard mobile (up to 768px) */
@media (max-width: 768px) {
  .exhibition-hero {
    grid-template-columns: 1fr;
  }

  .exhibition-hero__img-wrap {
    min-height: 220px;
  }

  .exhibition-hero__body {
    padding: var(--sp-lg);
  }

  .exhibition-hero__title {
    font-size: 1.3rem;
  }

  .exhibition-hero__countdown {
    gap: var(--sp-sm);
  }

  .countdown__block {
    padding: 8px 10px;
    min-width: 50px;
  }

  .countdown__num {
    font-size: 1.2rem;
  }

  .exhibitions__grid {
    grid-template-columns: 1fr;
  }

  .exhibition-card__img-wrap {
    height: 200px;
  }
}

/* Tablet and up */
@media (min-width: 768px) {
  .exhibitions__section-title {
    font-size: 2rem;
  }

  .exhibition-hero__title {
    font-size: 1.6rem;
  }

  .exhibition-hero__body {
    padding: var(--sp-xl);
  }

  .page-header {
    padding: calc(var(--nav-height-desktop) + var(--sp-4xl)) 0 calc(var(--sp-3xl) + 40px);
  }
}

/* Large screens */
@media (min-width: 1024px) {
  .exhibitions__section-title {
    font-size: 2.2rem;
  }

  .exhibition-hero__title {
    font-size: 1.8rem;
  }

  .exhibition-hero__desc {
    font-size: 1rem;
  }

  .exhibitions__grid {
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  }
}

/* Extra-large screens */
@media (min-width: 1200px) {
  .exhibitions__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

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