Remove data icon for detailed evaluation results

- Remove DatabaseIcon component and getDetailsUrl function
- Replace data icon with brain emoji for reasoning models only
- Non-reasoning models now show no additional icon
- Add support for model notes display in parentheses

frontend/src/pages/LeaderboardPage/components/Leaderboard/utils/columnUtils.js

@@ -19,43 +19,6 @@ import OpenInNewIcon from "@mui/icons-material/OpenInNew";
 import { alpha } from "@mui/material/styles";
 import InfoIconWithTooltip from "../../../../../components/shared/InfoIconWithTooltip";
 
-const DatabaseIcon = () => (
-  <svg
-    className="mr-1.5 text-gray-400 group-hover:text-red-500"
-    xmlns="http://www.w3.org/2000/svg"
-    aria-hidden="true"
-    focusable="false"
-    role="img"
-    width="1.4em"
-    height="1.4em"
-    preserveAspectRatio="xMidYMid meet"
-    viewBox="0 0 25 25"
-  >
-    <ellipse
-      cx="12.5"
-      cy="5"
-      fill="currentColor"
-      fillOpacity="0.25"
-      rx="7.5"
-      ry="2"
-    ></ellipse>
-    <path
-      d="M12.5 15C16.6421 15 20 14.1046 20 13V20C20 21.1046 16.6421 22 12.5 22C8.35786 22 5 21.1046 5 20V13C5 14.1046 8.35786 15 12.5 15Z"
-      fill="currentColor"
-      opacity="0.5"
-    ></path>
-    <path
-      d="M12.5 7C16.6421 7 20 6.10457 20 5V11.5C20 12.6046 16.6421 13.5 12.5 13.5C8.35786 13.5 5 12.6046 5 11.5V5C5 6.10457 8.35786 7 12.5 7Z"
-      fill="currentColor"
-      opacity="0.5"
-    ></path>
-    <path
-      d="M5.23628 12C5.08204 12.1598 5 12.8273 5 13C5 14.1046 8.35786 15 12.5 15C16.6421 15 20 14.1046 20 13C20 12.8273 19.918 12.1598 19.7637 12C18.9311 12.8626 15.9947 13.5 12.5 13.5C9.0053 13.5 6.06886 12.8626 5.23628 12Z"
-      fill="currentColor"
-    ></path>
-  </svg>
-);
-
 const HighlightedText = ({ text, searchValue }) => {
   if (!searchValue) return text;
 
@@ -274,11 +237,6 @@ const RankIndicator = ({ rank, previousRank, mode }) => {
   );
 };
 
-const getDetailsUrl = (modelName) => {
-  const formattedName = modelName.replace("/", "__");
-  return `https://huggingface.co/datasets/open-llm-leaderboard/${formattedName}-details`;
-};
-
 const HeaderLabel = ({ label, tooltip, className, isSorted }) => (
   <Tooltip
     title={label}
@@ -551,6 +509,9 @@ export const createColumns = (
         const textSearch = extractTextSearch(searchValue);
         const modelName = row.original.model.name;
 
+        const isReasoningModel = row.original.model.reasoning;
+        const modelNote = row.original.model.note;
+
         return (
           <Box
             sx={{
@@ -610,29 +571,37 @@ export const createColumns = (
                   }}
                 />
               </Link>
-              <Link
-                href={getDetailsUrl(modelName)}
-                target="_blank"
-                rel="noopener noreferrer"
-                aria-label={`View detailed evaluation results for ${modelName}`}
-                title={TABLE_TOOLTIPS.EVAL_RESULTS(modelName)}
-                sx={{
-                  textDecoration: "none",
-                  "&:hover": {
-                    textDecoration: "underline",
-                    "& svg": {
-                      color: "text.primary",
-                    },
-                  },
-                  display: "flex",
-                  alignItems: "center",
-                  color: "text.secondary",
-                  flexShrink: 0,
-                  mr: 0,
-                }}
-              >
-                <DatabaseIcon />
-              </Link>
+              {modelNote && (
+                <Typography
+                  variant="body2"
+                  sx={{
+                    color: "text.secondary",
+                    fontSize: "0.875rem",
+                    fontStyle: "italic",
+                    flexShrink: 0,
+                  }}
+                >
+                  ({modelNote})
+                </Typography>
+              )}
+              {isReasoningModel && (
+                <Tooltip
+                  title="This model uses reasoning capabilities to think through problems step by step."
+                  arrow
+                  placement="top"
+                >
+                  <Typography
+                    sx={{
+                      fontSize: "1.1rem",
+                      cursor: "help",
+                      color: "text.secondary",
+                      flexShrink: 0,
+                    }}
+                  >
+                    🧠
+                  </Typography>
+                </Tooltip>
+              )}
             </Box>
           </Box>
         );
@@ -753,8 +722,31 @@ export const createColumns = (
   const evaluationColumns = COLUMN_DEFINITIONS.EVALUATION.map(accessorKey => {
     const columnConfig = COLUMN_DEFINITIONS.ALL_COLUMNS[accessorKey];
     const label = columnConfig.label;
-    // Use a generic tooltip or empty string since we don't have Icelandic-specific tooltips
-    const tooltip = COLUMN_TOOLTIPS[label] || "";
+    
+    // Map Icelandic benchmark tooltips based on label
+    let tooltip = "";
+    switch (label) {
+      case "WinoGrande-IS":
+        tooltip = COLUMN_TOOLTIPS.WINOGRANDE_IS;
+        break;
+      case "GED":
+        tooltip = COLUMN_TOOLTIPS.GED;
+        break;
+      case "Inflection":
+        tooltip = COLUMN_TOOLTIPS.INFLECTION;
+        break;
+      case "Belebele-IS":
+        tooltip = COLUMN_TOOLTIPS.BELEBELE_IS;
+        break;
+      case "ARC-Challenge-IS":
+        tooltip = COLUMN_TOOLTIPS.ARC_CHALLENGE_IS;
+        break;
+      case "WikiQA-IS":
+        tooltip = COLUMN_TOOLTIPS.WIKIQA_IS;
+        break;
+      default:
+        tooltip = "";
+    }
     
     return {
       accessorKey,