/* data542.com - zoom.css
   Click-to-zoom viewer for architecture diagrams (img[data-zoom]). */

img[data-zoom] { cursor: zoom-in; }

.zoom-hint {
  display: block;
  margin-top: 0.5rem;
  font-family: ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: #9b92c0;
  text-align: right;
}

dialog.zoom {
  width: 100vw;
  height: 100vh;
  max-width: none;
  max-height: none;
  margin: 0;
  padding: 0;
  border: none;
  background: #0e0c20;
  color: #e8e0f0;
}
dialog.zoom::backdrop { background: rgba(8, 6, 26, 0.85); }

.zoom-bar {
  position: absolute;
  top: 0; left: 0; right: 0;
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: rgba(14, 12, 32, 0.92);
  border-bottom: 1px solid #2e2660;
  z-index: 1;
}
.zoom-bar button {
  font-family: ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;
  font-size: 0.8rem;
  min-width: 2.6rem;
  padding: 0.35rem 0.7rem;
  color: #e8e0f0;
  background: #141230;
  border: 1px solid #2e2660;
  border-radius: 6px;
  cursor: pointer;
}
.zoom-bar button:hover { border-color: #FFB347; color: #FFB347; }

.zoom-view {
  position: absolute;
  top: 3.4rem; left: 0; right: 0; bottom: 0;
  overflow: auto;
  cursor: grab;
  touch-action: pan-x pan-y pinch-zoom;
}
.zoom-view.dragging { cursor: grabbing; }
.zoom-view img {
  display: block;
  max-width: none;
  height: auto;
  margin: 1.5rem auto;
  user-select: none;
  -webkit-user-drag: none;
}