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index.css

@@ -42,97 +42,146 @@ body {
   grid-auto-rows: 1fr;
 }
 
-/* AI Chat Markdown Styles */
+/* --- Enhanced Markdown Styles --- */
 .markdown-body {
   font-size: 0.95rem;
-  line-height: 1.6;
+  line-height: 1.7;
+  color: inherit;
 }
+
+/* Paragraphs */
 .markdown-body p {
-  margin-bottom: 0.75em;
+  margin-bottom: 0.8em;
 }
 .markdown-body p:last-child {
   margin-bottom: 0;
 }
-.markdown-body ul, .markdown-body ol {
-  margin-left: 1.2em;
-  margin-bottom: 0.75em;
-  list-style-type: disc;
+
+/* Lists - Critical Fix for "Messy" look */
+.markdown-body ul {
+  list-style-type: disc !important;
+  padding-left: 1.5em !important;
+  margin-bottom: 0.8em;
 }
 .markdown-body ol {
-  list-style-type: decimal;
+  list-style-type: decimal !important;
+  padding-left: 1.5em !important;
+  margin-bottom: 0.8em;
 }
 .markdown-body li {
-  margin-bottom: 0.25em;
+  margin-bottom: 0.2em;
+  padding-left: 0.2em;
+}
+.markdown-body li > p {
+  margin-bottom: 0.4em; /* Tighter spacing inside lists */
+}
+
+/* Headings */
+.markdown-body h1, .markdown-body h2, .markdown-body h3, .markdown-body h4 {
+  font-weight: 700;
+  margin-top: 1.2em;
+  margin-bottom: 0.6em;
+  line-height: 1.3;
 }
+.markdown-body h1 { font-size: 1.4em; border-bottom: 1px solid rgba(0,0,0,0.1); padding-bottom: 0.3em; }
+.markdown-body h2 { font-size: 1.25em; }
+.markdown-body h3 { font-size: 1.1em; }
+.markdown-body h4 { font-size: 1em; }
+
+/* Code Blocks & Inline Code */
 .markdown-body pre {
-  background-color: rgba(0, 0, 0, 0.06);
-  padding: 0.75em;
+  background-color: rgba(0, 0, 0, 0.05); /* Light gray background */
+  padding: 1em;
   border-radius: 0.5em;
   overflow-x: auto;
-  margin-bottom: 0.75em;
-  font-family: monospace;
+  margin-bottom: 1em;
+  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
+  font-size: 0.9em;
+  border: 1px solid rgba(0,0,0,0.05);
 }
 .markdown-body code {
-  background-color: rgba(0, 0, 0, 0.06);
-  padding: 0.1em 0.3em;
-  border-radius: 0.2em;
-  font-family: monospace;
-  font-size: 0.9em;
+  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
+  background-color: rgba(0, 0, 0, 0.05);
+  padding: 0.2em 0.4em;
+  border-radius: 0.3em;
+  font-size: 0.85em;
 }
 .markdown-body pre code {
   background-color: transparent;
   padding: 0;
+  font-size: 1em;
+  color: inherit;
 }
+
+/* Quotes */
 .markdown-body blockquote {
-  border-left: 3px solid rgba(0, 0, 0, 0.2);
-  padding-left: 0.75em;
+  border-left: 4px solid rgba(0, 0, 0, 0.15);
+  padding-left: 1em;
   margin-left: 0;
-  margin-bottom: 0.75em;
+  margin-right: 0;
+  margin-bottom: 1em;
   font-style: italic;
   opacity: 0.8;
+  background-color: rgba(0,0,0,0.02);
+  padding-top: 0.5em;
+  padding-bottom: 0.5em;
+  border-radius: 0 0.3em 0.3em 0;
 }
-.markdown-body h1, .markdown-body h2, .markdown-body h3 {
-  font-weight: bold;
-  margin-top: 1em;
-  margin-bottom: 0.5em;
-  line-height: 1.3;
-}
-.markdown-body h1 { font-size: 1.25em; }
-.markdown-body h2 { font-size: 1.1em; }
-.markdown-body h3 { font-size: 1em; }
+
+/* Tables */
 .markdown-body table {
   border-collapse: collapse;
   width: 100%;
-  margin-bottom: 0.75em;
+  margin-bottom: 1em;
   font-size: 0.9em;
+  overflow-x: auto;
+  display: block; /* Make tables scrollable on small screens */
 }
 .markdown-body th, .markdown-body td {
-  border: 1px solid rgba(0, 0, 0, 0.1);
-  padding: 0.4em 0.6em;
+  border: 1px solid rgba(0, 0, 0, 0.15);
+  padding: 0.5em 0.8em;
   text-align: left;
 }
 .markdown-body th {
-  background-color: rgba(0, 0, 0, 0.03);
+  background-color: rgba(0, 0, 0, 0.05);
   font-weight: 600;
 }
+
+/* Links */
 .markdown-body a {
   text-decoration: underline;
-  opacity: 0.9;
+  text-underline-offset: 2px;
+  font-weight: 500;
 }
 
-/* Specific overrides for Blue bubbles (User) vs White bubbles (AI) */
+/* --- Color Overrides for User Bubbles (Blue Background) --- */
 .bg-blue-600 .markdown-body code {
   background-color: rgba(255, 255, 255, 0.2);
+  color: white;
 }
 .bg-blue-600 .markdown-body pre {
   background-color: rgba(0, 0, 0, 0.2);
+  border-color: rgba(255,255,255,0.1);
+  color: #e5e7eb;
 }
 .bg-blue-600 .markdown-body blockquote {
-  border-left-color: rgba(255, 255, 255, 0.4);
-}
-.bg-blue-600 .markdown-body th, .bg-blue-600 .markdown-body td {
-  border-color: rgba(255, 255, 255, 0.2);
+  border-left-color: rgba(255, 255, 255, 0.5);
+  background-color: rgba(255,255,255,0.1);
+  color: #e5e7eb;
 }
 .bg-blue-600 .markdown-body th {
-  background-color: rgba(255, 255, 255, 0.1);
+  background-color: rgba(255, 255, 255, 0.2);
+  border-color: rgba(255,255,255,0.2);
+  color: white;
+}
+.bg-blue-600 .markdown-body td {
+  border-color: rgba(255,255,255,0.2);
+}
+.bg-blue-600 .markdown-body a {
+  color: white;
+}
+.bg-blue-600 .markdown-body h1, 
+.bg-blue-600 .markdown-body h2, 
+.bg-blue-600 .markdown-body h3 {
+  border-bottom-color: rgba(255,255,255,0.3);
 }

server.js

@@ -242,8 +242,13 @@ async function generateContentWithSmartFallback(aiModelObj, baseParams) {
                     // ...extraBody 
                 });
 
+                // DEFENSIVE CODING: Check if choices exists and is an array with content
+                if (!completion || !completion.choices || !completion.choices[0] || !completion.choices[0].message) {
+                    throw new Error(`Invalid response structure from ${modelName}`);
+                }
+
                 // Normalize response to look like Gemini's { text: "..." }
-                const content = completion.choices[0]?.message?.content || "";
+                const content = completion.choices[0].message.content || "";
                 return { text: content };
 
             } catch (e) {