refactor: remove verified dead code

webui/src/globals.css

@@ -235,10 +235,6 @@
     height: 0;
   }
 
-  .shadow-inner-right {
-    box-shadow: inset -9px 0 6px -1px rgb(0 0 0 / 0.02);
-  }
-
   /* Keep the outer document rhythm clean at message boundaries. */
   .markdown-content > :first-child {
     @apply mt-0;
@@ -338,7 +334,6 @@
       animation: none;
       content: "";
     }
-    .markdown-content-streaming > :last-child::after,
     .streaming-text-fallback::after {
       animation: none;
     }
@@ -565,52 +560,6 @@
     }
   }
 
-  @keyframes cli-app-linked-sheen {
-    0% {
-      transform: translateX(-140%) skewX(-14deg);
-      opacity: 0;
-    }
-    18% {
-      opacity: 0.7;
-    }
-    72%,
-    100% {
-      transform: translateX(140%) skewX(-14deg);
-      opacity: 0;
-    }
-  }
-  .cli-app-linked-chip::after {
-    content: "";
-    position: absolute;
-    inset: -1px;
-    pointer-events: none;
-    background: linear-gradient(
-      90deg,
-      transparent 0%,
-      hsl(var(--foreground) / 0.14) 46%,
-      hsl(var(--background) / 0.7) 50%,
-      hsl(var(--foreground) / 0.12) 54%,
-      transparent 100%
-    );
-    animation: cli-app-linked-sheen 1.25s ease-out 1;
-  }
-  .dark .cli-app-linked-chip::after {
-    background: linear-gradient(
-      90deg,
-      transparent 0%,
-      hsl(var(--foreground) / 0.12) 46%,
-      hsl(var(--background) / 0.5) 50%,
-      hsl(var(--foreground) / 0.1) 54%,
-      transparent 100%
-    );
-  }
-  @media (prefers-reduced-motion: reduce) {
-    .cli-app-linked-chip::after {
-      animation: none;
-      content: none;
-    }
-  }
-
   /* Subtle scrollbar that doesn't fight the dark background. */
   .scrollbar-thin {
     scrollbar-width: thin;