.image-browser-backdrop {
  position: fixed; inset: 0; z-index: 9000;
  background: rgba(0, 0, 0, 0.3);
  display: flex; align-items: center; justify-content: center;
}
.image-browser {
  background: var(--bg-surface); border: 1px solid var(--border);
  border-radius: var(--radius-xl); box-shadow: var(--shadow-lg);
  width: 90vw; max-width: 900px; height: 80vh;
  display: flex; flex-direction: column;
}
.image-browser-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-xl);
  border-bottom: 1px solid var(--border); flex-shrink: 0;
}
.image-browser-header h3 { font-size: var(--fs-lg); color: var(--text-dark); }
.image-browser-toolbar {
  display: flex; align-items: center; gap: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-xl);
  border-bottom: 1px solid var(--border); flex-shrink: 0;
}
.image-browser-body { flex: 1; overflow-y: auto; padding: var(--spacing-lg); }

.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--spacing-md);
}
.image-card {
  border: 1px solid var(--border); border-radius: var(--radius-md);
  overflow: hidden; cursor: pointer;
  transition: all var(--transition-fast);
}
.image-card:hover { border: 1px dashed var(--accent); }
.image-card.selected { border: 2px solid var(--accent); box-shadow: 0 0 5px var(--accent); }
.image-card-thumb {
  height: 100px; background: var(--bg-surface-hover);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted); font-size: 2rem; overflow: hidden;
}
.image-card-thumb img { width: 100%; height: 100%; object-fit: cover; }
.image-card-info {
  padding: 6px 8px; background: var(--bg-surface);
  border-top: 1px solid var(--border);
}
.image-card-name { font-size: var(--fs-xs); font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-dark); }
.image-card-size { font-size: 10px; color: var(--text-muted); }

.image-browser-footer {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-xl);
  border-top: 1px solid var(--border); flex-shrink: 0;
}
.image-browser-footer .selected-info { font-size: var(--fs-sm); color: var(--text-secondary); }

.upload-zone {
  border: 2px dashed var(--accent); border-radius: var(--radius-lg);
  padding: var(--spacing-2xl); text-align: center;
  color: var(--text-muted); cursor: pointer;
  transition: all var(--transition-fast);
}
.upload-zone:hover { background: var(--accent-subtle); }
.upload-zone-icon { font-size: 2rem; margin-bottom: var(--spacing-sm); }
.upload-zone-text { font-size: var(--fs-sm); }