diff --git a/src/components/follows/FollowsView.tsx b/src/components/follows/FollowsView.tsx
index d91f31d..7f7905d 100644
--- a/src/components/follows/FollowsView.tsx
+++ b/src/components/follows/FollowsView.tsx
@@ -77,7 +77,7 @@ function FollowRow({
               : "bg-accent hover:bg-accent-hover text-accent-text"
           }`}
         >
-          {isFollowing ? "unfollow" : "follow"}
+          {isFollowing ? "Unfollow" : "Follow"}
         </button>
       )}
     </div>
@@ -151,15 +151,15 @@ export function FollowsView() {
   const followersSet = new Set(followers);
 
   const tabs: Array<{ id: "followers" | "following"; label: string; count?: number }> = [
-    { id: "followers", label: "followers", count: followersFetched ? followers.length : undefined },
-    { id: "following", label: "following", count: follows.length },
+    { id: "followers", label: "Followers", count: followersFetched ? followers.length : undefined },
+    { id: "following", label: "Following", count: follows.length },
   ];
 
   return (
     <div className="h-full flex flex-col">
       {/* Header */}
       <div className="border-b border-border px-4 py-2.5 flex items-center gap-4 shrink-0">
-        <span className="text-text font-medium text-[13px]">follows</span>
+        <span className="text-text font-medium text-[13px]">Follows</span>
         <div className="flex gap-3 ml-auto">
           {tabs.map((t) => (
             <button
diff --git a/src/components/podcast/EpisodeList.tsx b/src/components/podcast/EpisodeList.tsx
index 84ba9f1..10c10bf 100644
--- a/src/components/podcast/EpisodeList.tsx
+++ b/src/components/podcast/EpisodeList.tsx
@@ -67,7 +67,7 @@ export function EpisodeList({ show, onBack }: EpisodeListProps) {
           onClick={onBack}
           className="text-text-muted hover:text-accent text-[12px] mt-1 shrink-0"
         >
-          back
+          Back
         </button>
         {show.artworkUrl && (
           <img
@@ -96,7 +96,7 @@ export function EpisodeList({ show, onBack }: EpisodeListProps) {
       {/* Episodes */}
       <div className="flex-1 overflow-y-auto">
         {loading ? (
-          <div className="p-4 text-text-dim text-[12px]">Loading episodes...</div>
+          <div className="p-4 text-text-dim text-[12px]">Loading episodes…</div>
         ) : episodes.length === 0 ? (
           <div className="p-4 text-text-dim text-[12px]">No episodes found</div>
         ) : (
@@ -132,7 +132,7 @@ export function EpisodeList({ show, onBack }: EpisodeListProps) {
                       <span className="text-[10px] text-accent">resumed</span>
                     )}
                     {ep.value && ep.value.length > 0 && (
-                      <span className="text-[10px] text-amber-400 bg-amber-500/10 px-1.5 py-0.5 rounded-sm font-medium">
+                      <span className="text-[10px] text-zap bg-zap/10 px-1.5 py-0.5 rounded-sm font-medium">
                         ⚡ V4V
                       </span>
                     )}
diff --git a/src/components/podcast/PodcastCard.tsx b/src/components/podcast/PodcastCard.tsx
index 774a393..0ff2add 100644
--- a/src/components/podcast/PodcastCard.tsx
+++ b/src/components/podcast/PodcastCard.tsx
@@ -48,7 +48,7 @@ export function PodcastCard({ show, onClick }: PodcastCardProps) {
             : "border-border text-text-muted hover:text-accent hover:border-accent/40"
         }`}
       >
-        {subscribed ? "subscribed" : "+ subscribe"}
+        {subscribed ? "Subscribed" : "+ Subscribe"}
       </button>
     </div>
   );
diff --git a/src/components/profile/ProfileView.tsx b/src/components/profile/ProfileView.tsx
index 769cd3b..1d9e9a8 100644
--- a/src/components/profile/ProfileView.tsx
+++ b/src/components/profile/ProfileView.tsx
@@ -143,7 +143,7 @@ export function ProfileView() {
             onClick={editing ? () => setEditing(false) : goBack}
             className="text-text-dim hover:text-text text-[11px] transition-colors"
           >
-            ← {editing ? "cancel" : "back"}
+            ← {editing ? "Cancel" : "Back"}
           </button>
           <h1 className="text-text text-sm font-medium">{isOwn ? "Your Profile" : "Profile"}</h1>
           {isOwn && !getNDK().signer && (
@@ -157,7 +157,7 @@ export function ProfileView() {
             onClick={() => setEditing(true)}
             className="text-[11px] px-3 py-1 border border-border text-text-muted hover:text-accent hover:border-accent/40 transition-colors"
           >
-            edit profile
+            Edit profile
           </button>
         )}
         {!isOwn && loggedIn && (
@@ -167,7 +167,7 @@ export function ProfileView() {
                 onClick={() => setShowZap(true)}
                 className="text-[11px] px-3 py-1 border border-border text-zap hover:border-zap/40 hover:bg-zap/5 transition-colors"
               >
-                ⚡ zap
+                ⚡ Zap
               </button>
             )}
             <button
@@ -179,7 +179,7 @@ export function ProfileView() {
                   : "border-accent/60 text-accent hover:bg-accent hover:text-accent-text"
               }`}
             >
-              {followPending ? "…" : isFollowing ? "unfollow" : "follow"}
+              {followPending ? "…" : isFollowing ? "Unfollow" : "Follow"}
             </button>
             <button
               onClick={() => isMuted ? unmute(pubkey) : mute(pubkey)}
@@ -189,13 +189,13 @@ export function ProfileView() {
                   : "border-border text-text-dim hover:text-danger hover:border-danger/40"
               }`}
             >
-              {isMuted ? "unmute" : "mute"}
+              {isMuted ? "Unmute" : "Mute"}
             </button>
             <button
               onClick={() => openDM(pubkey)}
               className="text-[11px] px-3 py-1 border border-border text-text-muted hover:text-accent hover:border-accent/40 transition-colors"
             >
-              ✉ message
+              ✉ Message
             </button>
           </div>
         )}
@@ -334,7 +334,7 @@ export function ProfileView() {
                   : "border-transparent text-text-dim hover:text-text"
               }`}
             >
-              {t}
+              {t === "notes" ? "Notes" : t === "articles" ? "Articles" : "Media"}
             </button>
           ))}
         </div>
diff --git a/src/components/sidebar/AccountSwitcher.tsx b/src/components/sidebar/AccountSwitcher.tsx
index 1547c68..1687e59 100644
--- a/src/components/sidebar/AccountSwitcher.tsx
+++ b/src/components/sidebar/AccountSwitcher.tsx
@@ -76,7 +76,7 @@ export function AccountSwitcher() {
             onClick={() => setShowAddLogin(true)}
             className="w-full px-2 py-1.5 text-[11px] border border-border text-text-muted hover:text-accent hover:border-accent/40 transition-colors"
           >
-            login
+            Login
           </button>
         </div>
         {showAddLogin && <LoginModal onClose={() => setShowAddLogin(false)} />}
@@ -116,7 +116,7 @@ export function AccountSwitcher() {
               className="w-full flex items-center gap-2 px-3 py-2 text-text-dim hover:text-accent hover:bg-bg-hover text-[11px] transition-colors"
             >
               <span className="w-6 text-center text-[12px]">+</span>
-              <span>add account</span>
+              <span>Add account</span>
             </button>
 
             <div className="border-t border-border mx-3 my-1" />
@@ -126,13 +126,13 @@ export function AccountSwitcher() {
                 onClick={() => { setOpen(false); logout(); }}
                 className="text-text-dim hover:text-danger text-[10px] transition-colors"
               >
-                sign out
+                Sign out
               </button>
               <button
                 onClick={() => { setOpen(false); removeAccount(pubkey); }}
                 className="text-text-dim hover:text-danger text-[10px] transition-colors"
               >
-                remove
+                Remove
               </button>
             </div>
           </div>
diff --git a/src/components/thread/ThreadNode.tsx b/src/components/thread/ThreadNode.tsx
index 4103aea..8b2b21e 100644
--- a/src/components/thread/ThreadNode.tsx
+++ b/src/components/thread/ThreadNode.tsx
@@ -100,7 +100,7 @@ function InlineThreadReply({ replyTo, rootEvent, onPublished }: {
           disabled={!text.trim() || replying}
           className="px-3 py-1 text-[11px] bg-accent hover:bg-accent-hover text-accent-text rounded-sm transition-colors disabled:opacity-30 disabled:cursor-not-allowed"
         >
-          {sent ? "replied ✓" : replying ? "posting…" : "reply"}
+          {sent ? "Replied ✓" : replying ? "Posting…" : "Reply"}
         </button>
       </div>
     </div>
diff --git a/src/components/thread/ThreadView.tsx b/src/components/thread/ThreadView.tsx
index a36ddac..8814fb2 100644
--- a/src/components/thread/ThreadView.tsx
+++ b/src/components/thread/ThreadView.tsx
@@ -7,6 +7,7 @@ import { useMuteStore } from "../../stores/mute";
 import { fetchNoteById, fetchThreadEvents, fetchAncestors, publishReply, getNDK, ensureConnected } from "../../lib/nostr";
 import { buildThreadTree, getRootEventId } from "../../lib/threadTree";
 import type { ThreadNode } from "../../lib/threadTree";
+import { debug } from "../../lib/debug";
 import { AncestorChain } from "./AncestorChain";
 import { ThreadNodeComponent } from "./ThreadNode";
 import { NoteCard } from "../feed/NoteCard";
@@ -99,7 +100,7 @@ export function ThreadView() {
         const built = buildThreadTree(root.id, allEvents);
         setTree(built);
       } catch (err) {
-        console.error("Failed to load thread:", err);
+        debug.error("Failed to load thread:", err);
         if (!cancelled) setLoadError(`Failed to load: ${err}`);
       }
     }
@@ -160,7 +161,7 @@ export function ThreadView() {
           onClick={goBack}
           className="text-text-dim hover:text-text text-[11px] transition-colors"
         >
-          ← back
+          ← Back
         </button>
         <h1 className="text-text text-sm font-medium">Thread</h1>
       </header>
@@ -174,7 +175,7 @@ export function ThreadView() {
               onClick={() => setRetryCount((c) => c + 1)}
               className="text-[11px] text-accent hover:text-accent-hover transition-colors px-2 py-0.5 border border-accent/30 hover:border-accent"
             >
-              retry
+              Retry
             </button>
           </div>
         )}
@@ -250,7 +251,7 @@ export function ThreadView() {
                     disabled={!replyText.trim() || replying}
                     className="px-3 py-1 text-[11px] bg-accent hover:bg-accent-hover text-accent-text rounded-sm transition-colors disabled:opacity-30 disabled:cursor-not-allowed"
                   >
-                    {replySent ? "replied ✓" : replying ? "posting…" : "reply"}
+                    {replySent ? "Replied ✓" : replying ? "Posting…" : "Reply"}
                   </button>
                 </div>
               </div>
@@ -286,7 +287,7 @@ export function ThreadView() {
               onClick={() => setRetryCount((c) => c + 1)}
               className="text-[11px] text-accent hover:text-accent-hover transition-colors px-3 py-1 border border-accent/30 hover:border-accent"
             >
-              retry
+              Retry
             </button>
           </div>
         )}