🤩 style: DialogImage, Update Stylesheet, and Improve Accessibility (#8014)

* 🔧 fix: Adjust typography and border styles for improved readability in markdown components

* 🔧 fix: Enhance code block styling in markdown for better visibility and consistency

* 🔧 fix: Adjust margins and line heights for improved readability in markdown elements

* 🔧 fix: Adjust spacing for horizontal rules in markdown for improved consistency

* 🔧 fix: Refactor DialogImage component for improved quality styling and layout consistency

* 🔧 fix: Enhance zoom and pan functionality in DialogImage component with improved controls and user experience

* 🔧 fix: Improve zoom and pan functionality in DialogImage component with enhanced controls and reset zoom feature

client/src/components/Chat/Messages/Content/DialogImage.tsx

@@ -1,14 +1,33 @@
-import { useState, useEffect } from 'react';
+import { useState, useEffect, useCallback, useRef } from 'react';
-import { X, ArrowDownToLine, PanelLeftOpen, PanelLeftClose } from 'lucide-react';
+import { X, ArrowDownToLine, PanelLeftOpen, PanelLeftClose, RotateCcw } from 'lucide-react';
 import { Button, OGDialog, OGDialogContent, TooltipAnchor } from '~/components';
 import { useLocalize } from '~/hooks';
 
+const getQualityStyles = (quality: string): string => {
+  if (quality === 'high') {
+    return 'bg-green-100 text-green-800';
+  }
+  if (quality === 'low') {
+    return 'bg-orange-100 text-orange-800';
+  }
+  return 'bg-gray-100 text-gray-800';
+};
+
 export default function DialogImage({ isOpen, onOpenChange, src = '', downloadImage, args }) {
   const localize = useLocalize();
   const [isPromptOpen, setIsPromptOpen] = useState(false);
   const [imageSize, setImageSize] = useState<string | null>(null);
 
-  const getImageSize = async (url: string) => {
+  // Zoom and pan state
+  const [zoom, setZoom] = useState(1);
+  const [panX, setPanX] = useState(0);
+  const [panY, setPanY] = useState(0);
+  const [isDragging, setIsDragging] = useState(false);
+  const [dragStart, setDragStart] = useState({ x: 0, y: 0 });
+
+  const containerRef = useRef<HTMLDivElement>(null);
+
+  const getImageSize = useCallback(async (url: string) => {
     try {
       const response = await fetch(url, { method: 'HEAD' });
       const contentLength = response.headers.get('Content-Length');
@@ -25,7 +44,7 @@ export default function DialogImage({ isOpen, onOpenChange, src = '', downloadIm
       console.error('Error getting image size:', error);
       return null;
     }
-  };
+  }, []);
 
   const formatFileSize = (bytes: number): string => {
     if (bytes === 0) return '0 Bytes';
@@ -37,11 +56,129 @@ export default function DialogImage({ isOpen, onOpenChange, src = '', downloadIm
     return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i];
   };
 
+  const getImageMaxWidth = () => {
+    // On mobile (when panel overlays), use full width minus padding
+    // On desktop, account for the side panel width
+    if (isPromptOpen) {
+      return window.innerWidth >= 640 ? 'calc(100vw - 22rem)' : 'calc(100vw - 2rem)';
+    }
+    return 'calc(100vw - 2rem)';
+  };
+
+  const resetZoom = useCallback(() => {
+    setZoom(1);
+    setPanX(0);
+    setPanY(0);
+  }, []);
+
+  const getCursor = () => {
+    if (zoom <= 1) return 'default';
+    return isDragging ? 'grabbing' : 'grab';
+  };
+
+  const handleDoubleClick = useCallback(() => {
+    if (zoom > 1) {
+      resetZoom();
+    } else {
+      // Zoom in to 2x on double click when at normal zoom
+      setZoom(2);
+    }
+  }, [zoom, resetZoom]);
+
+  const handleWheel = useCallback(
+    (e: React.WheelEvent<HTMLDivElement>) => {
+      e.preventDefault();
+      if (!containerRef.current) return;
+
+      const rect = containerRef.current.getBoundingClientRect();
+      const mouseX = e.clientX - rect.left;
+      const mouseY = e.clientY - rect.top;
+
+      // Calculate zoom factor
+      const zoomFactor = e.deltaY > 0 ? 0.9 : 1.1;
+      const newZoom = Math.min(Math.max(zoom * zoomFactor, 1), 5);
+
+      if (newZoom === zoom) return;
+
+      // If zooming back to 1, reset pan to center the image
+      if (newZoom === 1) {
+        setZoom(1);
+        setPanX(0);
+        setPanY(0);
+        return;
+      }
+
+      // Calculate the zoom center relative to the current viewport
+      const containerCenterX = rect.width / 2;
+      const containerCenterY = rect.height / 2;
+
+      // Calculate new pan position to zoom towards mouse cursor
+      const zoomRatio = newZoom / zoom;
+      const deltaX = (mouseX - containerCenterX - panX) * (zoomRatio - 1);
+      const deltaY = (mouseY - containerCenterY - panY) * (zoomRatio - 1);
+
+      setZoom(newZoom);
+      setPanX(panX - deltaX);
+      setPanY(panY - deltaY);
+    },
+    [zoom, panX, panY],
+  );
+
+  const handleMouseDown = useCallback(
+    (e: React.MouseEvent<HTMLDivElement>) => {
+      e.preventDefault();
+      if (zoom <= 1) return;
+      setIsDragging(true);
+      setDragStart({
+        x: e.clientX - panX,
+        y: e.clientY - panY,
+      });
+    },
+    [zoom, panX, panY],
+  );
+
+  const handleMouseMove = useCallback(
+    (e: React.MouseEvent<HTMLDivElement>) => {
+      if (!isDragging || zoom <= 1) return;
+      const newPanX = e.clientX - dragStart.x;
+      const newPanY = e.clientY - dragStart.y;
+      setPanX(newPanX);
+      setPanY(newPanY);
+    },
+    [isDragging, dragStart, zoom],
+  );
+  const handleMouseUp = useCallback(() => {
+    setIsDragging(false);
+  }, []);
+
+  useEffect(() => {
+    const onKey = (e: KeyboardEvent) => e.key === 'Escape' && resetZoom();
+    document.addEventListener('keydown', onKey);
+    return () => document.removeEventListener('keydown', onKey);
+  }, [resetZoom]);
+
   useEffect(() => {
     if (isOpen && src) {
       getImageSize(src).then(setImageSize);
+      resetZoom();
     }
-  }, [isOpen, src]);
+  }, [isOpen, src, getImageSize, resetZoom]);
+
+  // Ensure image is centered when zoom changes to 1
+  useEffect(() => {
+    if (zoom === 1) {
+      setPanX(0);
+      setPanY(0);
+    }
+  }, [zoom]);
+
+  // Reset pan when panel opens/closes to maintain centering
+  useEffect(() => {
+    if (zoom === 1) {
+      setPanX(0);
+      setPanY(0);
+    }
+  }, [isPromptOpen, zoom]);
 
   return (
     <OGDialog open={isOpen} onOpenChange={onOpenChange}>
@@ -52,7 +189,7 @@ export default function DialogImage({ isOpen, onOpenChange, src = '', downloadIm
         overlayClassName="bg-surface-primary opacity-95 z-50"
       >
         <div
-          className={`absolute left-0 top-0 z-10 flex items-center justify-between p-4 transition-all duration-500 ease-in-out ${isPromptOpen ? 'right-80' : 'right-0'}`}
+          className={`ease-[cubic-bezier(0.175,0.885,0.32,1.275)] absolute left-0 top-0 z-10 flex items-center justify-between p-3 transition-all duration-500 sm:p-4 ${isPromptOpen ? 'right-0 sm:right-80' : 'right-0'}`}
         >
           <TooltipAnchor
             description={localize('com_ui_close')}
@@ -62,11 +199,21 @@ export default function DialogImage({ isOpen, onOpenChange, src = '', downloadIm
                 variant="ghost"
                 className="h-10 w-10 p-0 hover:bg-surface-hover"
               >
-                <X className="size-6" />
+                <X className="size-7 sm:size-6" />
               </Button>
             }
           />
-          <div className="flex items-center gap-2">
+          <div className="flex items-center gap-1 sm:gap-2">
+            {zoom > 1 && (
+              <TooltipAnchor
+                description={localize('com_ui_reset_zoom')}
+                render={
+                  <Button onClick={resetZoom} variant="ghost" className="h-10 w-10 p-0">
+                    <RotateCcw className="size-6" />
+                  </Button>
+                }
+              />
+            )}
             <TooltipAnchor
               description={localize('com_ui_download')}
               render={
@@ -88,9 +235,9 @@ export default function DialogImage({ isOpen, onOpenChange, src = '', downloadIm
                   className="h-10 w-10 p-0"
                 >
                   {isPromptOpen ? (
-                    <PanelLeftOpen className="size-6" />
+                    <PanelLeftOpen className="size-7 sm:size-6" />
                   ) : (
-                    <PanelLeftClose className="size-6" />
+                    <PanelLeftClose className="size-7 sm:size-6" />
                   )}
                 </Button>
               }
@@ -100,36 +247,81 @@ export default function DialogImage({ isOpen, onOpenChange, src = '', downloadIm
 
         {/* Main content area with image */}
         <div
-          className={`flex h-full transition-all duration-500 ease-in-out ${isPromptOpen ? 'mr-80' : 'mr-0'}`}
+          className={`ease-[cubic-bezier(0.175,0.885,0.32,1.275)] flex h-full transition-all duration-500 ${isPromptOpen ? 'mr-0 sm:mr-80' : 'mr-0'}`}
         >
-          <div className="flex flex-1 items-center justify-center px-4 pb-4 pt-20">
+          <div
-            <img
+            ref={containerRef}
-              src={src}
+            className="flex flex-1 items-center justify-center px-2 pb-4 pt-16 sm:px-4 sm:pt-20"
-              alt="Image"
+            onWheel={handleWheel}
-              className="max-h-full max-w-full object-contain"
+            onMouseDown={handleMouseDown}
+            onMouseMove={handleMouseMove}
+            onMouseUp={handleMouseUp}
+            onMouseLeave={handleMouseUp}
+            onDoubleClick={handleDoubleClick}
+            style={{
+              cursor: getCursor(),
+              overflow: zoom > 1 ? 'hidden' : 'visible',
+              minHeight: 0, // Allow flexbox to shrink
+            }}
+          >
+            <div
+              className="flex items-center justify-center transition-transform duration-100 ease-out"
               style={{
-                maxHeight: 'calc(100vh - 6rem)',
+                transform: `translate(${panX}px, ${panY}px) scale(${zoom})`,
-                maxWidth: '100%',
+                transformOrigin: 'center center',
+                width: '100%',
+                height: '100%',
+                display: 'flex',
+                alignItems: 'center',
+                justifyContent: 'center',
               }}
-            />
+            >
+              <img
+                src={src}
+                alt="Image"
+                className="block object-contain"
+                style={{
+                  maxHeight: 'calc(100vh - 8rem)',
+                  maxWidth: getImageMaxWidth(),
+                  width: 'auto',
+                  height: 'auto',
+                }}
+              />
+            </div>
           </div>
         </div>
 
         {/* Side Panel */}
         <div
-          className={`shadow-l-lg fixed right-0 top-0 z-20 h-full w-80 transform rounded-l-2xl border-l border-border-light bg-surface-primary transition-transform duration-500 ease-in-out ${
+          className={`sm:shadow-l-lg ease-[cubic-bezier(0.175,0.885,0.32,1.275)] fixed right-0 top-0 z-20 h-full w-full transform border-l border-border-light bg-surface-primary shadow-2xl backdrop-blur-sm transition-transform duration-500 sm:w-80 sm:rounded-l-2xl ${
             isPromptOpen ? 'translate-x-0' : 'translate-x-full'
           }`}
         >
-          <div className="h-full overflow-y-auto p-6">
+          {/* Mobile pull handle - removed for cleaner look */}
-            <div className="mb-4">
+
+          <div className="h-full overflow-y-auto p-4 sm:p-6">
+            {/* Mobile close button */}
+            <div className="mb-4 flex items-center justify-between sm:hidden">
+              <h3 className="text-lg font-semibold text-text-primary">
+                {localize('com_ui_image_details')}
+              </h3>
+              <Button
+                onClick={() => setIsPromptOpen(false)}
+                variant="ghost"
+                className="h-12 w-12 p-0"
+              >
+                <X className="size-6" />
+              </Button>
+            </div>
+
+            <div className="mb-4 hidden sm:block">
               <h3 className="mb-2 text-lg font-semibold text-text-primary">
                 {localize('com_ui_image_details')}
               </h3>
               <div className="mb-4 h-px bg-border-medium"></div>
             </div>
 
-            <div className="space-y-6">
+            <div className="space-y-4 sm:space-y-6">
               {/* Prompt Section */}
               <div>
                 <h4 className="mb-2 text-sm font-medium text-text-primary">
@@ -157,13 +349,7 @@ export default function DialogImage({ isOpen, onOpenChange, src = '', downloadIm
                   <div className="flex items-center justify-between">
                     <span className="text-sm text-text-primary">{localize('com_ui_quality')}:</span>
                     <span
-                      className={`rounded px-2 py-1 text-xs font-medium capitalize ${
+                      className={`rounded px-2 py-1 text-xs font-medium capitalize ${getQualityStyles(args?.quality || '')}`}
-                        args?.quality === 'high'
-                          ? 'bg-green-100 text-green-800'
-                          : args?.quality === 'low'
-                            ? 'bg-orange-100 text-orange-800'
-                            : 'bg-gray-100 text-gray-800'
-                      }`}
                     >
                       {args?.quality || 'Standard'}
                     </span>

client/src/locales/en/translation.json

@@ -1054,6 +1054,7 @@
   "com_ui_x_selected": "{{0}} selected",
   "com_ui_yes": "Yes",
   "com_ui_zoom": "Zoom",
+  "com_ui_reset_zoom": "Reset Zoom",
   "com_user_message": "You",
   "com_warning_resubmit_unsupported": "Resubmitting the AI message is not supported for this endpoint."
 }

client/src/style.css

@@ -818,14 +818,14 @@ pre {
   max-width: 65ch;
   font-size: var(--markdown-font-size, var(--font-size-base));
   line-height: calc(
-    28px * var(--markdown-font-size, var(--font-size-base)) / var(--font-size-base)
+    22px * var(--markdown-font-size, var(--font-size-base)) / var(--font-size-base)
   );
 }
 
 .prose :where([class~='lead']):not(:where([class~='not-prose'] *)) {
   color: var(--tw-prose-lead);
   font-size: 1.25em;
-  line-height: 1.6;
+  line-height: 1.3;
   margin-bottom: 1.2em;
   margin-top: 1.2em;
 }
@@ -853,8 +853,8 @@ pre {
 .prose :where(hr):not(:where([class~='not-prose'] *)) {
   border-color: var(--tw-prose-hr);
   border-top-width: 1px;
-  margin-bottom: 3em;
+  margin-bottom: 0.8em;
-  margin-top: 3em;
+  margin-top: 0.8em;
 }
 .prose :where(blockquote):not(:where([class~='not-prose'] *)) {
   border-left-color: var(--tw-prose-quote-borders);
@@ -878,9 +878,9 @@ pre {
   color: var(--tw-prose-headings);
   font-size: 2.25em;
   font-weight: 800;
-  line-height: 1.1111111;
+  line-height: 1;
-  margin-bottom: 0.8888889em;
+  margin-bottom: 0.4em;
-  margin-top: 0;
+  margin-top: 0.6em;
 }
 .prose :where(h1 strong):not(:where([class~='not-prose'] *)) {
   color: inherit;
@@ -890,9 +890,9 @@ pre {
   color: var(--tw-prose-headings);
   font-size: 1.5em;
   font-weight: 700;
-  line-height: 1.3333333;
+  line-height: 1.1;
-  margin-bottom: 1em;
+  margin-bottom: 0.4em;
-  margin-top: 2em;
+  margin-top: 0.8em;
 }
 .prose :where(h2 strong):not(:where([class~='not-prose'] *)) {
   color: inherit;
@@ -902,9 +902,9 @@ pre {
   color: var(--tw-prose-headings);
   font-size: 1.25em;
   font-weight: 600;
-  line-height: 1.6;
+  line-height: 1.3;
-  margin-bottom: 0.6em;
+  margin-bottom: 0.3em;
-  margin-top: 1.6em;
+  margin-top: 0.6em;
 }
 .prose :where(h3 strong):not(:where([class~='not-prose'] *)) {
   color: inherit;
@@ -913,9 +913,9 @@ pre {
 .prose :where(h4):not(:where([class~='not-prose'] *)) {
   color: var(--tw-prose-headings);
   font-weight: 600;
-  line-height: 1.5;
+  line-height: 1.2;
-  margin-bottom: 0.5em;
+  margin-bottom: 0.3em;
-  margin-top: 1.5em;
+  margin-top: 0.5em;
 }
 .prose :where(h4 strong):not(:where([class~='not-prose'] *)) {
   color: inherit;
@@ -932,19 +932,19 @@ pre {
 .prose :where(figcaption):not(:where([class~='not-prose'] *)) {
   color: var(--tw-prose-captions);
   font-size: 0.875em;
-  line-height: 1.4285714;
+  line-height: 1.2;
   margin-top: 0.8571429em;
 }
 .prose :where(code):not(:where([class~='not-prose'] *)) {
   color: var(--tw-prose-code);
   font-size: 0.875em;
   font-weight: 600;
+  background-color: var(--gray-200);
+  padding: 0.125rem 0.25rem;
+  border-radius: 0.35rem;
 }
-.prose :where(code):not(:where([class~='not-prose'] *)):before {
+.dark .prose :where(code):not(:where([class~='not-prose'] *)):not(:where(pre *)) {
-  content: '`';
+  background-color: var(--gray-600);
-}
-.prose :where(code):not(:where([class~='not-prose'] *)):after {
-  content: '`';
 }
 .prose :where(a code):not(:where([class~='not-prose'] *)) {
   color: inherit;
@@ -971,11 +971,11 @@ pre {
 }
 .prose :where(pre):not(:where([class~='not-prose'] *)) {
   background-color: transparent;
-  border-radius: 0.375rem;
+  border-radius: 0.75rem;
   color: currentColor;
   font-size: 0.875em;
   font-weight: 400;
-  line-height: 1.7142857;
+  line-height: 1.4;
   margin: 0;
   overflow-x: auto;
   padding: 0;
@@ -999,7 +999,7 @@ pre {
 }
 .prose :where(table):not(:where([class~='not-prose'] *)) {
   font-size: 0.875em;
-  line-height: 1.7142857;
+  line-height: 1.4;
   margin-bottom: 2em;
   margin-top: 2em;
   table-layout: auto;
@@ -1036,14 +1036,14 @@ pre {
   vertical-align: top;
 }
 .prose {
-  --tw-prose-body: #374151;
+  --tw-prose-body: #424242;
   --tw-prose-headings: #111827;
   --tw-prose-lead: #4b5563;
   --tw-prose-links: #0066cc;
   --tw-prose-bold: #111827;
   --tw-prose-counters: #6b7280;
   --tw-prose-bullets: #d1d5db;
-  --tw-prose-hr: #e5e7eb;
+  --tw-prose-hr: #cdcdcd;
   --tw-prose-quotes: #111827;
   --tw-prose-quote-borders: #e5e7eb;
   --tw-prose-captions: #6b7280;
@@ -1059,17 +1059,17 @@ pre {
   --tw-prose-invert-bold: #fff;
   --tw-prose-invert-counters: #9ca3af;
   --tw-prose-invert-bullets: #4b5563;
-  --tw-prose-invert-hr: #374151;
+  --tw-prose-invert-hr: #424242;
   --tw-prose-invert-quotes: #f3f4f6;
-  --tw-prose-invert-quote-borders: #374151;
+  --tw-prose-invert-quote-borders: #424242;
   --tw-prose-invert-captions: #9ca3af;
   --tw-prose-invert-code: #fff;
   --tw-prose-invert-pre-code: #d1d5db;
   --tw-prose-invert-pre-bg: rgba(0, 0, 0, 0.5);
   --tw-prose-invert-th-borders: #4b5563;
-  --tw-prose-invert-td-borders: #374151;
+  --tw-prose-invert-td-borders: #424242;
   font-size: 1rem;
-  line-height: 1.75;
+  line-height: 1.4;
 }
 .prose :where(p):not(:where([class~='not-prose'] *)) {
   margin-bottom: 1.25em;
@@ -1112,6 +1112,13 @@ pre {
 .prose :where(h4 + *):not(:where([class~='not-prose'] *)) {
   margin-top: 0;
 }
+/* Ensure symmetrical spacing around hr */
+.prose :where(* + hr):not(:where([class~='not-prose'] *)) {
+  margin-top: 0.8em;
+}
+.prose :where(hr + h1, hr + h2, hr + h3, hr + h4):not(:where([class~='not-prose'] *)) {
+  margin-top: 0.4em;
+}
 .prose :where(thead th:first-child):not(:where([class~='not-prose'] *)) {
   padding-left: 0;
 }
@@ -1213,6 +1220,14 @@ pre {
 .prose-2xl :where(.prose > :last-child):not(:where([class~='not-prose'] *)) {
   margin-bottom: 0;
 }
+.prose :where(ul > li):has(input[type='checkbox']):not(:where([class~='not-prose'] *)) {
+  margin-bottom: 0;
+  margin-top: 0;
+}
+.prose :where(ul > li):has(input[type='checkbox']) p:not(:where([class~='not-prose'] *)) {
+  margin-bottom: 0;
+  margin-top: 0;
+}
 
 code,
 pre {
@@ -1484,7 +1499,7 @@ html {
   max-width: none;
   font-size: var(--markdown-font-size, var(--font-size-base));
   line-height: calc(
-    28px * var(--markdown-font-size, var(--font-size-base)) / var(--font-size-base)
+    22px * var(--markdown-font-size, var(--font-size-base)) / var(--font-size-base)
   );
 }
 
@@ -1496,8 +1511,8 @@ html {
 }
 
 .markdown h2 {
-  margin-bottom: 1rem;
+  margin-bottom: 0.4rem;
-  margin-top: 2rem;
+  margin-top: 0.8rem;
 }
 
 .markdown h3 {
@@ -1507,8 +1522,8 @@ html {
 
 .markdown h3,
 .markdown h4 {
-  margin-bottom: 0.5rem;
+  margin-bottom: 0.3rem;
-  margin-top: 1rem;
+  margin-top: 0.6rem;
 }
 
 .markdown h4 {
@@ -1523,7 +1538,7 @@ html {
 
 .markdown blockquote {
   --tw-border-opacity: 1;
-  border-color: rgba(142, 142, 160, var(--tw-border-opacity));
+  border-color: var(--gray-400);
   border-left-width: 2px;
   line-height: 1rem;
   padding-left: 1rem;
@@ -1551,6 +1566,7 @@ html {
 
 .markdown th:last-child {
   border-right-width: 1px;
+  border-color: #d1d5db;
   border-top-right-radius: 0.375rem;
 }
 
@@ -1751,16 +1767,16 @@ html {
   font-weight: 600;
 }
 .markdown h2 {
-  margin-bottom: 1rem;
+  margin-bottom: 0.4rem;
-  margin-top: 2rem;
+  margin-top: 0.8rem;
 }
 .markdown h3 {
   font-weight: 600;
 }
 .markdown h3,
 .markdown h4 {
-  margin-bottom: 0.5rem;
+  margin-bottom: 0.3rem;
-  margin-top: 1rem;
+  margin-top: 0.6rem;
 }
 .markdown h4 {
   font-weight: 400;
@@ -1770,45 +1786,63 @@ html {
 }
 .markdown blockquote {
   --tw-border-opacity: 1;
-  border-color: rgba(142, 142, 160, var(--tw-border-opacity));
+  border-color: var(--gray-300);
   border-left-width: 2px;
   line-height: 1rem;
   padding-left: 1rem;
 }
+.dark .markdown blockquote {
+  border-color: var(--gray-600);
+}
 .markdown table {
   --tw-border-spacing-x: 0px;
   --tw-border-spacing-y: 0px;
   border-collapse: separate;
   border-spacing: var(--tw-border-spacing-x) var(--tw-border-spacing-y);
   width: 100%;
+  border-color: var(--gray-300);
 }
 .markdown th {
-  background-color: rgba(236, 236, 241, 0.2);
+  background-color: var(--gray-100);
   border-bottom-width: 1px;
   border-left-width: 1px;
   border-top-width: 1px;
+  border-color: var(--gray-300);
   padding: 0.25rem 0.75rem;
+  font-weight: 600;
+}
+.dark .markdown th {
+  border-color: var(--gray-600);
+  background-color: var(--gray-600);
 }
 .markdown th:first-child {
-  border-top-left-radius: 0.375rem;
+  border-top-left-radius: 0.75rem;
 }
 .markdown th:last-child {
   border-right-width: 1px;
-  border-top-right-radius: 0.375rem;
+  border-top-right-radius: 0.75rem;
 }
 .markdown td {
   border-bottom-width: 1px;
   border-left-width: 1px;
+  border-color: var(--gray-300);
   padding: 0.25rem 0.75rem;
 }
 .markdown td:last-child {
   border-right-width: 1px;
+  border-color: var(--gray-300);
+}
+.dark .markdown td {
+  border-color: var(--gray-600);
+}
+.dark .markdown td:last-child {
+  border-color: var(--gray-600);
 }
 .markdown tbody tr:last-child td:first-child {
-  border-bottom-left-radius: 0.375rem;
+  border-bottom-left-radius: 0.75rem;
 }
 .markdown tbody tr:last-child td:last-child {
-  border-bottom-right-radius: 0.375rem;
+  border-bottom-right-radius: 0.75rem;
 }
 .markdown a {
   text-decoration-line: underline;
@@ -2011,7 +2045,7 @@ html {
 
 .dark .assistant-item:after {
   --tw-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.25);
-  --tw-shadow-colored: inset 0 0 0 1px var(--tw-shadow-color);
+  --tw-shadow-colored: inset 0 0 0 0 1px var(--tw-shadow-color);
 }
 
 .result-streaming > :not(ol):not(ul):not(pre):last-child:after,
@@ -2248,7 +2282,13 @@ html {
 /* Nested unordered lists */
 .prose ul ul,
 .markdown ul ul {
-  list-style-type: circle;
+  list-style-type: disc;
+}
+
+.prose ul ul > li::marker,
+.markdown ul ul > li::marker {
+  color: var(--tw-prose-bullets);
+  font-size: 0.8em;
 }
 
 .prose ul ul ul,
@@ -2256,6 +2296,12 @@ html {
   list-style-type: square;
 }
 
+.prose ul ul ul > li::marker,
+.markdown ul ul ul > li::marker {
+  color: var(--tw-prose-bullets);
+  font-size: 0.7em;
+}
+
 /* Nested lists */
 .prose ol ol,
 .prose ul ul,
@@ -2450,7 +2496,7 @@ html {
 
 .message-content {
   font-size: var(--markdown-font-size, var(--font-size-base));
-  line-height: 1.75;
+  line-height: 1.4;
 }
 
 .message-content pre code {