feat: support complet des images — arborescence, visionneuse, indexation #108

frontend/style.css

@@ -9639,6 +9639,133 @@ body.desktop-mode .editor-container {
   box-shadow: 0 2px 12px rgba(0,0,0,0.15);
 }
 
+/* #108-D — dedicated image viewer: zoom, pan, filmstrip, metadata, lightbox */
+.image-viewer-container {
+  display: flex;
+  flex-direction: column;
+  height: 100%;
+  outline: none;
+}
+.image-toolbar {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  padding: 6px 12px;
+  background: var(--surface1);
+  border-bottom: 1px solid var(--border);
+  flex-shrink: 0;
+}
+.image-toolbar .image-title {
+  color: var(--text);
+  font-size: 0.85rem;
+  white-space: nowrap;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  max-width: 40%;
+}
+.image-toolbar-spacer {
+  flex: 1;
+}
+.image-zoom-badge {
+  font-variant-numeric: tabular-nums;
+  font-size: 0.75rem;
+  color: var(--text-dim);
+  min-width: 46px;
+  text-align: center;
+}
+.image-stage {
+  flex: 1;
+  position: relative;
+  overflow: hidden;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  min-height: 60vh;
+  background: var(--surface2);
+  cursor: grab;
+  touch-action: none;
+}
+.image-stage.panning {
+  cursor: grabbing;
+}
+.image-main {
+  max-width: 100%;
+  max-height: 100%;
+  object-fit: contain;
+  transform-origin: center center;
+  user-select: none;
+  -webkit-user-drag: none;
+  will-change: transform;
+}
+.image-error {
+  color: var(--text-dim);
+  font-size: 0.9rem;
+}
+.image-nav-strip {
+  display: flex;
+  gap: 6px;
+  padding: 8px;
+  overflow-x: auto;
+  background: var(--surface1);
+  border-top: 1px solid var(--border);
+  flex-shrink: 0;
+}
+.image-nav-strip[hidden] {
+  display: none;
+}
+.image-thumb {
+  width: 72px;
+  height: 72px;
+  object-fit: cover;
+  border-radius: 4px;
+  border: 2px solid transparent;
+  cursor: pointer;
+  opacity: 0.65;
+  flex-shrink: 0;
+}
+.image-thumb:hover {
+  opacity: 1;
+}
+.image-thumb.active {
+  border-color: var(--accent);
+  opacity: 1;
+}
+.image-meta-panel {
+  padding: 10px 16px;
+  background: var(--surface1);
+  border-top: 1px solid var(--border);
+  font-size: 0.8rem;
+  color: var(--text-dim);
+  flex-shrink: 0;
+}
+.image-meta-panel[hidden] {
+  display: none;
+}
+.image-meta-panel dl {
+  display: grid;
+  grid-template-columns: auto 1fr;
+  gap: 4px 12px;
+  margin: 0;
+}
+.image-meta-panel dt {
+  color: var(--text-dim);
+}
+.image-meta-panel dd {
+  margin: 0;
+  color: var(--text);
+  overflow-wrap: anywhere;
+}
+.image-viewer-container.lightbox {
+  position: fixed;
+  inset: 0;
+  z-index: 2000;
+  background: rgba(0, 0, 0, 0.9);
+}
+.image-viewer-container.lightbox .image-nav-strip,
+.image-viewer-container.lightbox .image-meta-panel {
+  display: none;
+}
+
 /* ── Text / CSV Viewer ── */
 .text-viewer-container {
   display: flex;