Completed:

✅ Admin: Process creation, field configuration, template upload
✅ Staff: Session list, new session (header form), scanning interface
✅ Duplicate detection (same session = blue, other session = orange)
✅ Weight entry popup, edit/delete scans

static/css/style.css

@@ -2225,4 +2225,61 @@ body {
 .modal-content {
     max-height: none;
     margin: auto;
+}
+
+/* ==================== ADMIN MODULES SECTION ==================== */
+
+.modules-section {
+    margin-bottom: var(--space-2xl);
+    padding-bottom: var(--space-xl);
+    border-bottom: 2px solid var(--color-border);
+}
+
+.section-title {
+    font-size: 1.25rem;
+    font-weight: 700;
+    color: var(--color-text-muted);
+    margin-bottom: var(--space-lg);
+    text-transform: uppercase;
+    letter-spacing: 0.05em;
+}
+
+.modules-grid {
+    display: grid;
+    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
+    gap: var(--space-lg);
+}
+
+.module-card-link {
+    text-decoration: none;
+}
+
+.modules-grid .module-card {
+    padding: var(--space-lg);
+    border-radius: var(--radius-lg);
+}
+
+.modules-grid .module-icon {
+    width: 50px;
+    height: 50px;
+    font-size: 1.5rem;
+    border-radius: var(--radius-md);
+}
+
+.modules-grid .module-name {
+    font-size: 1.1rem;
+}
+
+.modules-grid .module-desc {
+    font-size: 0.8rem;
+}
+
+.module-card-active {
+    border-color: var(--color-primary);
+    background: var(--color-primary-glow);
+}
+
+.module-card-active .module-icon {
+    background: var(--color-primary);
+    color: var(--color-bg);
 }