---login.html---
12:    <div class="login-brand">
13:      <div class="brand-badge" style="margin:0 auto 10px;width:44px;height:44px;border-radius:12px;font-size:22px;display:grid;place-items:center;background:linear-gradient(135deg,#2563eb,#7c3aed)">M</div>