Move notice font-size override to app.css

Remove inline <style> block from app.html; set font-size and line-height
directly in the existing .app-notice and .notice-list li rules in app.css.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

static/app.css

@@ -331,11 +331,11 @@ body:not(.dark) #custom-run-btn *{color:#ffffff!important;-webkit-text-fill-colo
     padding:3px 12px;background:rgba(255,0,128,.08);border-radius:6px;color:#ff4da6;font-weight:500;
 }
 
-.app-notice{padding:10px 24px;font-size:11px;color:#d4d4d8!important;border-bottom:1px solid #4d0030;background:rgba(255,255,255,.015)}
+.app-notice{padding:10px 24px;font-size:9.5px;color:#d4d4d8!important;border-bottom:1px solid #4d0030;background:rgba(255,255,255,.015)}
 .app-notice a{color:#ff4da6;text-decoration:none}
 .app-notice a:hover{text-decoration:underline}
 .notice-list{list-style:none;display:flex;flex-direction:column;gap:3px;margin:0;padding:0}
-.notice-list li{padding-left:14px;position:relative;line-height:1.6;color:#d4d4d8!important}
+.notice-list li{padding-left:14px;position:relative;line-height:1.5;color:#d4d4d8!important}
 .notice-list li::before{content:"·";position:absolute;left:0;color:#d4d4d8!important;font-weight:700}
 
 .privacy-details{border-top:1px solid #4d0030;font-size:11px;color:#d4d4d8}

templates/app.html

@@ -1,5 +1,3 @@
-<style>.app-notice {{ font-size: 9.5px; }} .notice-list li {{ line-height: 1.5; }}</style>
-
 <div class="app-shell">
 
     <div class="app-header">