diff --git a/static/sessions.js b/static/sessions.js
index 98c753b..1c96ec3 100644
--- a/static/sessions.js
+++ b/static/sessions.js
@@ -578,6 +578,10 @@ function renderSessionListFromCache(){
   }
   // ── Render session items (extracted for group body use) ──
   // Note: declared after the groups loop but available via function hoisting.
+  function _formatSourceTag(tag){
+    const names={telegram:'via Telegram',discord:'via Discord',slack:'via Slack',cli:'CLI',feishu:'via Feishu',weixin:'via WeChat'};
+    return names[tag]||tag;
+  }
   function _renderOneSession(s){
     const el=document.createElement('div');
     const isActive=S.session&&s.session_id===S.session.session_id;
@@ -598,7 +602,7 @@ function renderSessionListFromCache(){
     const tsMs=_sessionTimestampMs(s);
     titleRow.appendChild(title);
     const metaBits=[];
-    if(s.is_cli_session && s.source_tag) metaBits.push(s.source_tag);
+    if(s.is_cli_session && s.source_tag) metaBits.push(_formatSourceTag(s.source_tag));
     if(s.message_count) metaBits.push(t('n_messages', s.message_count));
     if(s.model) metaBits.push(String(s.model).split('/').pop());
     sessionText.appendChild(titleRow);
diff --git a/static/style.css b/static/style.css
index 571e362..ec2a92c 100644
--- a/static/style.css
+++ b/static/style.css
@@ -1099,8 +1099,8 @@ body.resizing{user-select:none;cursor:col-resize;}
   display: none;
 }
 /* Source-specific colors for gateway sessions */
-.session-item.cli-session[data-source="telegram"] { border-left-color: #0088cc; }
-.session-item.cli-session[data-source="telegram"]::after { color: #0088cc; }
+.session-item.cli-session[data-source="telegram"] { border-left-color: rgba(0, 136, 204, 0.55); }
+.session-item.cli-session[data-source="telegram"]::after { color: rgba(0, 136, 204, 0.55); }
 .session-item.cli-session[data-source="discord"] { border-left-color: #5865F2; }
 .session-item.cli-session[data-source="discord"]::after { color: #5865F2; }
 .session-item.cli-session[data-source="slack"] { border-left-color: #4A154B; }