fix: prevent base.css layout overrides in log reader

Explicitly scope sidebar and reader layout properties so shared base.css main/sidebar rules no longer hide article content on desktop.

Made-with: Cursor

index.html

@@ -49,6 +49,15 @@
 
         /* ── Sidebar ── */
         .sidebar {
+            position: relative;
+            top: auto;
+            right: auto;
+            bottom: auto;
+            left: auto;
+            width: auto;
+            transform: none;
+            box-shadow: none;
+            display: block;
             border-right: 1px solid var(--border);
             overflow-y: auto;
             padding: 12px 0;
@@ -117,6 +126,9 @@
 
         /* ── Reader ── */
         .reader {
+            max-width: none;
+            width: auto;
+            margin: 0;
             overflow-y: auto;
             padding: 40px 48px;
         }