fix: revert purple accents, move stats/tags into grid main column, shrink sidebar to 16rem, right-align ToC, fix stray CSS brace

frontend/src/App.css

@@ -1845,8 +1845,8 @@ a.app-footer__repo:hover {
 
 .technique-columns {
   display: grid;
-  grid-template-columns: 1fr 22rem;
+  grid-template-columns: 1fr 16rem;
-  gap: 2rem;
+  gap: 1.5rem;
   align-items: start;
 }
 
@@ -1861,6 +1861,7 @@ a.app-footer__repo:hover {
   top: 3.5rem; /* below sticky title bar */
   max-height: calc(100vh - 4rem);
   overflow-y: auto;
+  margin-left: auto; /* right-align within column */
 }
 
 @media (max-width: 768px) {
@@ -2108,7 +2109,7 @@ a.app-footer__repo:hover {
   font-weight: 600;
   text-transform: uppercase;
   letter-spacing: 0.04em;
-  color: #c084fc;
+  color: var(--color-text-secondary);
   margin-bottom: 0.75rem;
 }
 

frontend/src/pages/TechniquePage.tsx

@@ -314,6 +314,19 @@ export default function TechniquePage() {
         </div>
       </div>
 
+      {/* Report modal */}
+      {showReport && (
+        <ReportIssueModal
+          contentType="technique_page"
+          contentId={technique.id}
+          contentTitle={technique.title}
+          onClose={() => setShowReport(false)}
+        />
+      )}
+
+      {/* Two-column layout: main content + ToC sidebar */}
+      <div className="technique-columns">
+        <div className="technique-columns__main">
           {/* Stats + version switcher */}
           <div className="technique-header__stats">
             {(() => {
@@ -413,16 +426,6 @@ export default function TechniquePage() {
             </div>
           )}
 
-      {/* Report modal */}
-      {showReport && (
-        <ReportIssueModal
-          contentType="technique_page"
-          contentId={technique.id}
-          contentTitle={technique.title}
-          onClose={() => setShowReport(false)}
-        />
-      )}
-
           {/* Tags + plugin pills */}
           {((displayTags && displayTags.length > 0) || (displayPlugins && displayPlugins.length > 0)) && (
             <div className="technique-main__tags">
@@ -439,9 +442,6 @@ export default function TechniquePage() {
             </div>
           )}
 
-      {/* Two-column layout: main content + ToC sidebar */}
-      <div className="technique-columns">
-        <div className="technique-columns__main">
           {/* Summary */}
           {displaySummary && (
             <section className="technique-summary">