v3: code quality pass, various bug fixes

src/App.css

@@ -927,6 +927,7 @@ body.has-player .fab-new {
   opacity: 0.75;
   display: -webkit-box;
   -webkit-line-clamp: 2;
+  line-clamp: 2;
   -webkit-box-orient: vertical;
   overflow: hidden;
 }
@@ -941,11 +942,12 @@ body.has-player .fab-new {
 }
 
 .dump-card--fading {
-  opacity: 0.28;
+  filter: brightness(0.65);
 }
 
 .dump-card--dismissing {
   opacity: 0;
+  filter: brightness(0.25);
   grid-template-rows: 0fr;
   pointer-events: none;
 }
@@ -1154,8 +1156,6 @@ body.has-player .fab-new {
   }
 }
 
-.profile-section {}
-
 .profile-section ul {
   list-style: none;
   margin: 0;
@@ -1981,7 +1981,8 @@ body.has-player .fab-new {
   transition:
     border-color 0.15s,
     grid-template-rows 0.32s ease,
-    opacity 0.25s ease;
+    opacity 0.25s ease,
+    filter 0.3s ease;
 }
 
 .playlist-card {
@@ -1993,6 +1994,7 @@ body.has-player .fab-new {
 .dump-card-inner,
 .playlist-card-inner {
   overflow: hidden;
+  min-height: 0;
   display: flex;
   align-items: flex-start;
   gap: 0.75rem;
@@ -2086,10 +2088,12 @@ body.has-player .fab-new {
 
 .dump-card-comment {
   -webkit-line-clamp: 3;
+  line-clamp: 3;
 }
 
 .playlist-card-description {
   -webkit-line-clamp: 2;
+  line-clamp: 3;
 }
 
 /* ── Shared card meta row ── */