/* ============================================
   THE VISITOR'S GUIDE - Image Modal Component
   ============================================ */

.image-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10000;
}

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

.modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(10px);
  cursor: pointer;
}

[data-theme="dark"] .modal-backdrop {
  background: rgba(0, 0, 0, 0.95);
}

.modal-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  background: var(--bg-primary);
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: modalSlideIn 0.3s ease;
}

[data-theme="dark"] .modal-content {
  background: var(--bg-primary-dark);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
}

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

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-light);
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-primary));
}

[data-theme="dark"] .modal-header {
  border-bottom: 1px solid var(--border-dark);
  background: linear-gradient(135deg, var(--bg-secondary-dark), var(--bg-primary-dark));
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

[data-theme="dark"] .modal-title {
  color: var(--text-primary-dark);
}

.modal-close {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  transition: all 0.2s ease;
}

.modal-close:hover {
  background: rgba(255, 107, 107, 0.1);
  color: var(--brand-red);
}

[data-theme="dark"] .modal-close {
  color: var(--text-secondary-dark);
}

[data-theme="dark"] .modal-close:hover {
  background: rgba(255, 107, 107, 0.2);
}

.modal-body {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  overflow: auto;
  background: var(--bg-primary);
}

[data-theme="dark"] .modal-body {
  background: var(--bg-primary-dark);
}

#modalImage {
  max-width: 100%;
  max-height: 70vh;
  object-fit: contain;
  transition: transform 0.3s ease;
  cursor: grab;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
  border-radius: 4px;
}

#modalImage:active {
  cursor: grabbing;
}

.modal-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 1rem;
  border-top: 1px solid var(--border-light);
  background: linear-gradient(135deg, var(--bg-primary), var(--bg-secondary));
}

[data-theme="dark"] .modal-controls {
  border-top: 1px solid var(--border-dark);
  background: linear-gradient(135deg, var(--bg-primary-dark), var(--bg-secondary-dark));
}

.zoom-btn {
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  color: var(--text-primary);
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
}

[data-theme="dark"] .zoom-btn {
  background: var(--bg-secondary-dark);
  border: 1px solid var(--border-dark);
  color: var(--text-primary-dark);
}

.zoom-btn:hover {
  background: var(--brand-gradient);
  color: white;
  border-color: transparent;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(255, 107, 107, 0.2);
}

.zoom-btn[data-zoom="reset"] {
  padding: 0.5rem 1rem;
  font-weight: 600;
}

.zoom-level {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-secondary);
  min-width: 50px;
  text-align: center;
  font-weight: 600;
}

[data-theme="dark"] .zoom-level {
  color: var(--text-secondary-dark);
}

/* Make book images clickable */
.clickable-image {
  cursor: pointer;
  transition: opacity 0.2s ease;
}

.clickable-image:hover {
  opacity: 0.95;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
  .modal-content {
    max-width: 95vw;
    max-height: 95vh;
    border-radius: 8px;
  }

  .modal-header,
  .modal-controls {
    padding: 0.75rem;
  }

  .modal-body {
    padding: 1rem;
  }

  #modalImage {
    max-height: 60vh;
  }

  .zoom-btn {
    padding: 0.4rem 0.6rem;
    font-size: 0.85rem;
  }
}