tam

client/frontend/src/app.css

@@ -430,6 +430,147 @@ body {
   margin-bottom: 0.5rem;
 }
 
+.exam-resources-hint {
+  margin: 0;
+  font-size: 0.82rem;
+  color: var(--text-muted);
+}
+
+.exam-viewer-overlay {
+  position: fixed;
+  inset: 0;
+  z-index: 10050;
+  background: rgba(15, 23, 42, 0.72);
+  display: none;
+  align-items: stretch;
+  justify-content: center;
+  padding: 0.75rem;
+  outline: none;
+  user-select: none;
+}
+
+.exam-viewer-overlay.is-open {
+  display: flex;
+}
+
+.exam-viewer-shell {
+  width: min(1100px, 100%);
+  margin: 0 auto;
+  background: #fff;
+  border-radius: 12px;
+  overflow: hidden;
+  display: flex;
+  flex-direction: column;
+  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
+  max-height: calc(100vh - 1.5rem);
+}
+
+.exam-viewer-bar {
+  display: flex;
+  align-items: center;
+  gap: 0.75rem;
+  padding: 0.65rem 0.85rem;
+  background: #0f172a;
+  color: #f8fafc;
+  flex-shrink: 0;
+}
+
+.exam-viewer-title {
+  font-size: 0.9rem;
+  font-weight: 600;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.exam-viewer-body {
+  flex: 1;
+  min-height: 0;
+  background: #e2e8f0;
+  position: relative;
+  height: calc(100vh - 6.5rem);
+}
+
+.exam-viewer-content {
+  position: absolute;
+  inset: 0;
+  overflow: auto;
+  padding: 1rem;
+  background: #cbd5e1;
+  opacity: 0;
+  pointer-events: none;
+}
+
+.exam-viewer-content.is-ready {
+  opacity: 1;
+  pointer-events: auto;
+}
+
+.exam-viewer-loading,
+.exam-viewer-error {
+  display: none;
+  position: absolute;
+  inset: 0;
+  z-index: 2;
+  align-items: center;
+  justify-content: center;
+  padding: 1.5rem;
+  color: #475569;
+  font-size: 0.92rem;
+  background: #e2e8f0;
+}
+
+.exam-viewer-loading.is-active,
+.exam-viewer-error.is-active {
+  display: flex;
+}
+
+.exam-viewer-error {
+  color: #b91c1c;
+}
+
+.exam-viewer-error.is-active {
+  display: flex;
+}
+
+.exam-pdf-page-wrap {
+  display: flex;
+  justify-content: center;
+  margin: 0 auto 1rem;
+}
+
+.exam-pdf-page {
+  display: block;
+  max-width: 100%;
+  background: #fff;
+  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.18);
+  pointer-events: none;
+}
+
+.exam-view-image {
+  display: block;
+  width: 100%;
+  max-width: 100%;
+  height: auto;
+  margin: 0 auto;
+  background: #fff;
+  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.18);
+  pointer-events: none;
+}
+
+.exam-view-text {
+  max-width: 900px;
+  margin: 0 auto;
+  padding: 1rem 1.25rem;
+  background: #fff;
+  border-radius: 8px;
+  white-space: pre-wrap;
+  word-break: break-word;
+  font-size: 0.88rem;
+  line-height: 1.55;
+  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.12);
+}
+
 .exam-resource-row {
   display: flex;
   align-items: center;